dlls/gdiplus/graphics.c

   1 /*
   2  * Copyright (C) 2007 Google (Evan Stade)
   3  *
   4  * This library is free software; you can redistribute it and/or
   5  * modify it under the terms of the GNU Lesser General Public
   6  * License as published by the Free Software Foundation; either
   7  * version 2.1 of the License, or (at your option) any later version.
   8  *
   9  * This library is distributed in the hope that it will be useful,
  10  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  11  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  12  * Lesser General Public License for more details.
  13  *
  14  * You should have received a copy of the GNU Lesser General Public
  15  * License along with this library; if not, write to the Free Software
  16  * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA
  17  */
  18
  19 #include <stdarg.h>
  20 #include <math.h>
  21 #include <limits.h>
  22
  23 #include "windef.h"
  24 #include "winbase.h"
  25 #include "winuser.h"
  26 #include "wingdi.h"
  27 #include "wine/unicode.h"
  28
  29 #define COBJMACROS
  30 #include "objbase.h"
  31 #include "ocidl.h"
  32 #include "olectl.h"
  33 #include "ole2.h"
  34
  35 #include "winreg.h"
  36 #include "shlwapi.h"
  37
  38 #include "gdiplus.h"
  39 #include "gdiplus_private.h"
  40 #include "wine/debug.h"
  41
  42 WINE_DEFAULT_DEBUG_CHANNEL(gdiplus);
  43
  44 /* looks-right constants */
  45 #define ANCHOR_WIDTH (2.0)
  46 #define MAX_ITERS (50)
  47
  48 /* Converts angle (in degrees) to x/y coordinates */
  49 static void deg2xy(REAL angle, REAL x_0, REAL y_0, REAL *x, REAL *y)
  50 {
  51     REAL radAngle, hypotenuse;
  52
  53     radAngle = deg2rad(angle);
  54     hypotenuse = 50.0; /* arbitrary */
  55
  56     *x = x_0 + cos(radAngle) * hypotenuse;
  57     *y = y_0 + sin(radAngle) * hypotenuse;
  58 }
  59
  60 /* Converts from gdiplus path point type to gdi path point type. */
  61 static BYTE convert_path_point_type(BYTE type)
  62 {
  63     BYTE ret;
  64
  65     switch(type & PathPointTypePathTypeMask){
  66         case PathPointTypeBezier:
  67             ret = PT_BEZIERTO;
  68             break;
  69         case PathPointTypeLine:
  70             ret = PT_LINETO;
  71             break;
  72         case PathPointTypeStart:
  73             ret = PT_MOVETO;
  74             break;
  75         default:
  76             ERR("Bad point type\n");
  77             return 0;
  78     }
  79
  80     if(type & PathPointTypeCloseSubpath)
  81         ret |= PT_CLOSEFIGURE;
  82
  83     return ret;
  84 }
  85
  86 static INT prepare_dc(GpGraphics *graphics, GpPen *pen)
  87 {
  88     HPEN gdipen;
  89     REAL width;
  90     INT save_state = SaveDC(graphics->hdc), i, numdashes;
  91     GpPointF pt[2];
  92     DWORD dash_array[MAX_DASHLEN];
  93
  94     EndPath(graphics->hdc);
  95
  96     if(pen->unit == UnitPixel){
  97         width = pen->width;
  98     }
  99     else{
 100         /* Get an estimate for the amount the pen width is affected by the world
 101          * transform. (This is similar to what some of the wine drivers do.) */
 102         pt[0].X = 0.0;
 103         pt[0].Y = 0.0;
 104         pt[1].X = 1.0;
 105         pt[1].Y = 1.0;
 106         GdipTransformMatrixPoints(graphics->worldtrans, pt, 2);
 107         width = sqrt((pt[1].X - pt[0].X) * (pt[1].X - pt[0].X) +
 108                      (pt[1].Y - pt[0].Y) * (pt[1].Y - pt[0].Y)) / sqrt(2.0);
 109
 110         width *= pen->width * convert_unit(graphics->hdc,
 111                               pen->unit == UnitWorld ? graphics->unit : pen->unit);
 112     }
 113
 114     if(pen->dash == DashStyleCustom){
 115         numdashes = min(pen->numdashes, MAX_DASHLEN);
 116
 117         TRACE("dashes are: ");
 118         for(i = 0; i < numdashes; i++){
 119             dash_array[i] = roundr(width * pen->dashes[i]);
 120             TRACE("%d, ", dash_array[i]);
 121         }
 122         TRACE("\n and the pen style is %x\n", pen->style);
 123
 124         gdipen = ExtCreatePen(pen->style, roundr(width), &pen->brush->lb,
 125                               numdashes, dash_array);
 126     }
 127     else
 128         gdipen = ExtCreatePen(pen->style, roundr(width), &pen->brush->lb, 0, NULL);
 129
 130     SelectObject(graphics->hdc, gdipen);
 131
 132     return save_state;
 133 }
 134
 135 static void restore_dc(GpGraphics *graphics, INT state)
 136 {
 137     DeleteObject(SelectObject(graphics->hdc, GetStockObject(NULL_PEN)));
 138     RestoreDC(graphics->hdc, state);
 139 }
 140
 141 /* This helper applies all the changes that the points listed in ptf need in
 142  * order to be drawn on the device context.  In the end, this should include at
 143  * least:
 144  *  -scaling by page unit
 145  *  -applying world transformation
 146  *  -converting from float to int
 147  * Native gdiplus uses gdi32 to do all this (via SetMapMode, SetViewportExtEx,
 148  * SetWindowExtEx, SetWorldTransform, etc.) but we cannot because we are using
 149  * gdi to draw, and these functions would irreparably mess with line widths.
 150  */
 151 static void transform_and_round_points(GpGraphics *graphics, POINT *pti,
 152     GpPointF *ptf, INT count)
 153 {
 154     REAL unitscale;
 155     GpMatrix *matrix;
 156     int i;
 157
 158     unitscale = convert_unit(graphics->hdc, graphics->unit);
 159
 160     /* apply page scale */
 161     if(graphics->unit != UnitDisplay)
 162         unitscale *= graphics->scale;
 163
 164     GdipCloneMatrix(graphics->worldtrans, &matrix);
 165     GdipScaleMatrix(matrix, unitscale, unitscale, MatrixOrderAppend);
 166     GdipTransformMatrixPoints(matrix, ptf, count);
 167     GdipDeleteMatrix(matrix);
 168
 169     for(i = 0; i < count; i++){
 170         pti[i].x = roundr(ptf[i].X);
 171         pti[i].y = roundr(ptf[i].Y);
 172     }
 173 }
 174
 175 /* GdipDrawPie/GdipFillPie helper function */
 176 static void draw_pie(GpGraphics *graphics, REAL x, REAL y, REAL width,
 177     REAL height, REAL startAngle, REAL sweepAngle)
 178 {
 179     GpPointF ptf[4];
 180     POINT pti[4];
 181
 182     ptf[0].X = x;
 183     ptf[0].Y = y;
 184     ptf[1].X = x + width;
 185     ptf[1].Y = y + height;
 186
 187     deg2xy(startAngle+sweepAngle, x + width / 2.0, y + width / 2.0, &ptf[2].X, &ptf[2].Y);
 188     deg2xy(startAngle, x + width / 2.0, y + width / 2.0, &ptf[3].X, &ptf[3].Y);
 189
 190     transform_and_round_points(graphics, pti, ptf, 4);
 191
 192     Pie(graphics->hdc, pti[0].x, pti[0].y, pti[1].x, pti[1].y, pti[2].x,
 193         pti[2].y, pti[3].x, pti[3].y);
 194 }
 195
 196 /* Draws the linecap the specified color and size on the hdc.  The linecap is in
 197  * direction of the line from x1, y1 to x2, y2 and is anchored on x2, y2. Probably
 198  * should not be called on an hdc that has a path you care about. */
 199 static void draw_cap(GpGraphics *graphics, COLORREF color, GpLineCap cap, REAL size,
 200     const GpCustomLineCap *custom, REAL x1, REAL y1, REAL x2, REAL y2)
 201 {
 202     HGDIOBJ oldbrush = NULL, oldpen = NULL;
 203     GpMatrix *matrix = NULL;
 204     HBRUSH brush = NULL;
 205     HPEN pen = NULL;
 206     PointF ptf[4], *custptf = NULL;
 207     POINT pt[4], *custpt = NULL;
 208     BYTE *tp = NULL;
 209     REAL theta, dsmall, dbig, dx, dy = 0.0;
 210     INT i, count;
 211     LOGBRUSH lb;
 212     BOOL customstroke;
 213
 214     if((x1 == x2) && (y1 == y2))
 215         return;
 216
 217     theta = gdiplus_atan2(y2 - y1, x2 - x1);
 218
 219     customstroke = (cap == LineCapCustom) && custom && (!custom->fill);
 220     if(!customstroke){
 221         brush = CreateSolidBrush(color);
 222         lb.lbStyle = BS_SOLID;
 223         lb.lbColor = color;
 224         lb.lbHatch = 0;
 225         pen = ExtCreatePen(PS_GEOMETRIC | PS_SOLID | PS_ENDCAP_FLAT |
 226                            PS_JOIN_MITER, 1, &lb, 0,
 227                            NULL);
 228         oldbrush = SelectObject(graphics->hdc, brush);
 229         oldpen = SelectObject(graphics->hdc, pen);
 230     }
 231
 232     switch(cap){
 233         case LineCapFlat:
 234             break;
 235         case LineCapSquare:
 236         case LineCapSquareAnchor:
 237         case LineCapDiamondAnchor:
 238             size = size * (cap & LineCapNoAnchor ? ANCHOR_WIDTH : 1.0) / 2.0;
 239             if(cap == LineCapDiamondAnchor){
 240                 dsmall = cos(theta + M_PI_2) * size;
 241                 dbig = sin(theta + M_PI_2) * size;
 242             }
 243             else{
 244                 dsmall = cos(theta + M_PI_4) * size;
 245                 dbig = sin(theta + M_PI_4) * size;
 246             }
 247
 248             ptf[0].X = x2 - dsmall;
 249             ptf[1].X = x2 + dbig;
 250
 251             ptf[0].Y = y2 - dbig;
 252             ptf[3].Y = y2 + dsmall;
 253
 254             ptf[1].Y = y2 - dsmall;
 255             ptf[2].Y = y2 + dbig;
 256
 257             ptf[3].X = x2 - dbig;
 258             ptf[2].X = x2 + dsmall;
 259
 260             transform_and_round_points(graphics, pt, ptf, 4);
 261             Polygon(graphics->hdc, pt, 4);
 262
 263             break;
 264         case LineCapArrowAnchor:
 265             size = size * 4.0 / sqrt(3.0);
 266
 267             dx = cos(M_PI / 6.0 + theta) * size;
 268             dy = sin(M_PI / 6.0 + theta) * size;
 269
 270             ptf[0].X = x2 - dx;
 271             ptf[0].Y = y2 - dy;
 272
 273             dx = cos(- M_PI / 6.0 + theta) * size;
 274             dy = sin(- M_PI / 6.0 + theta) * size;
 275
 276             ptf[1].X = x2 - dx;
 277             ptf[1].Y = y2 - dy;
 278
 279             ptf[2].X = x2;
 280             ptf[2].Y = y2;
 281
 282             transform_and_round_points(graphics, pt, ptf, 3);
 283             Polygon(graphics->hdc, pt, 3);
 284
 285             break;
 286         case LineCapRoundAnchor:
 287             dx = dy = ANCHOR_WIDTH * size / 2.0;
 288
 289             ptf[0].X = x2 - dx;
 290             ptf[0].Y = y2 - dy;
 291             ptf[1].X = x2 + dx;
 292             ptf[1].Y = y2 + dy;
 293
 294             transform_and_round_points(graphics, pt, ptf, 2);
 295             Ellipse(graphics->hdc, pt[0].x, pt[0].y, pt[1].x, pt[1].y);
 296
 297             break;
 298         case LineCapTriangle:
 299             size = size / 2.0;
 300             dx = cos(M_PI_2 + theta) * size;
 301             dy = sin(M_PI_2 + theta) * size;
 302
 303             ptf[0].X = x2 - dx;
 304             ptf[0].Y = y2 - dy;
 305             ptf[1].X = x2 + dx;
 306             ptf[1].Y = y2 + dy;
 307
 308             dx = cos(theta) * size;
 309             dy = sin(theta) * size;
 310
 311             ptf[2].X = x2 + dx;
 312             ptf[2].Y = y2 + dy;
 313
 314             transform_and_round_points(graphics, pt, ptf, 3);
 315             Polygon(graphics->hdc, pt, 3);
 316
 317             break;
 318         case LineCapRound:
 319             dx = dy = size / 2.0;
 320
 321             ptf[0].X = x2 - dx;
 322             ptf[0].Y = y2 - dy;
 323             ptf[1].X = x2 + dx;
 324             ptf[1].Y = y2 + dy;
 325
 326             dx = -cos(M_PI_2 + theta) * size;
 327             dy = -sin(M_PI_2 + theta) * size;
 328
 329             ptf[2].X = x2 - dx;
 330             ptf[2].Y = y2 - dy;
 331             ptf[3].X = x2 + dx;
 332             ptf[3].Y = y2 + dy;
 333
 334             transform_and_round_points(graphics, pt, ptf, 4);
 335             Pie(graphics->hdc, pt[0].x, pt[0].y, pt[1].x, pt[1].y, pt[2].x,
 336                 pt[2].y, pt[3].x, pt[3].y);
 337
 338             break;
 339         case LineCapCustom:
 340             if(!custom)
 341                 break;
 342
 343             count = custom->pathdata.Count;
 344             custptf = GdipAlloc(count * sizeof(PointF));
 345             custpt = GdipAlloc(count * sizeof(POINT));
 346             tp = GdipAlloc(count);
 347
 348             if(!custptf || !custpt || !tp || (GdipCreateMatrix(&matrix) != Ok))
 349                 goto custend;
 350
 351             memcpy(custptf, custom->pathdata.Points, count * sizeof(PointF));
 352
 353             GdipScaleMatrix(matrix, size, size, MatrixOrderAppend);
 354             GdipRotateMatrix(matrix, (180.0 / M_PI) * (theta - M_PI_2),
 355                              MatrixOrderAppend);
 356             GdipTranslateMatrix(matrix, x2, y2, MatrixOrderAppend);
 357             GdipTransformMatrixPoints(matrix, custptf, count);
 358
 359             transform_and_round_points(graphics, custpt, custptf, count);
 360
 361             for(i = 0; i < count; i++)
 362                 tp[i] = convert_path_point_type(custom->pathdata.Types[i]);
 363
 364             if(custom->fill){
 365                 BeginPath(graphics->hdc);
 366                 PolyDraw(graphics->hdc, custpt, tp, count);
 367                 EndPath(graphics->hdc);
 368                 StrokeAndFillPath(graphics->hdc);
 369             }
 370             else
 371                 PolyDraw(graphics->hdc, custpt, tp, count);
 372
 373 custend:
 374             GdipFree(custptf);
 375             GdipFree(custpt);
 376             GdipFree(tp);
 377             GdipDeleteMatrix(matrix);
 378             break;
 379         default:
 380             break;
 381     }
 382
 383     if(!customstroke){
 384         SelectObject(graphics->hdc, oldbrush);
 385         SelectObject(graphics->hdc, oldpen);
 386         DeleteObject(brush);
 387         DeleteObject(pen);
 388     }
 389 }
 390
 391 /* Shortens the line by the given percent by changing x2, y2.
 392  * If percent is > 1.0 then the line will change direction.
 393  * If percent is negative it can lengthen the line. */
 394 static void shorten_line_percent(REAL x1, REAL  y1, REAL *x2, REAL *y2, REAL percent)
 395 {
 396     REAL dist, theta, dx, dy;
 397
 398     if((y1 == *y2) && (x1 == *x2))
 399         return;
 400
 401     dist = sqrt((*x2 - x1) * (*x2 - x1) + (*y2 - y1) * (*y2 - y1)) * -percent;
 402     theta = gdiplus_atan2((*y2 - y1), (*x2 - x1));
 403     dx = cos(theta) * dist;
 404     dy = sin(theta) * dist;
 405
 406     *x2 = *x2 + dx;
 407     *y2 = *y2 + dy;
 408 }
 409
 410 /* Shortens the line by the given amount by changing x2, y2.
 411  * If the amount is greater than the distance, the line will become length 0.
 412  * If the amount is negative, it can lengthen the line. */
 413 static void shorten_line_amt(REAL x1, REAL y1, REAL *x2, REAL *y2, REAL amt)
 414 {
 415     REAL dx, dy, percent;
 416
 417     dx = *x2 - x1;
 418     dy = *y2 - y1;
 419     if(dx == 0 && dy == 0)
 420         return;
 421
 422     percent = amt / sqrt(dx * dx + dy * dy);
 423     if(percent >= 1.0){
 424         *x2 = x1;
 425         *y2 = y1;
 426         return;
 427     }
 428
 429     shorten_line_percent(x1, y1, x2, y2, percent);
 430 }
 431
 432 /* Draws lines between the given points, and if caps is true then draws an endcap
 433  * at the end of the last line. */
 434 static GpStatus draw_polyline(GpGraphics *graphics, GpPen *pen,
 435     GDIPCONST GpPointF * pt, INT count, BOOL caps)
 436 {
 437     POINT *pti = NULL;
 438     GpPointF *ptcopy = NULL;
 439     GpStatus status = GenericError;
 440
 441     if(!count)
 442         return Ok;
 443
 444     pti = GdipAlloc(count * sizeof(POINT));
 445     ptcopy = GdipAlloc(count * sizeof(GpPointF));
 446
 447     if(!pti || !ptcopy){
 448         status = OutOfMemory;
 449         goto end;
 450     }
 451
 452     memcpy(ptcopy, pt, count * sizeof(GpPointF));
 453
 454     if(caps){
 455         if(pen->endcap == LineCapArrowAnchor)
 456             shorten_line_amt(ptcopy[count-2].X, ptcopy[count-2].Y,
 457                              &ptcopy[count-1].X, &ptcopy[count-1].Y, pen->width);
 458         else if((pen->endcap == LineCapCustom) && pen->customend)
 459             shorten_line_amt(ptcopy[count-2].X, ptcopy[count-2].Y,
 460                              &ptcopy[count-1].X, &ptcopy[count-1].Y,
 461                              pen->customend->inset * pen->width);
 462
 463         if(pen->startcap == LineCapArrowAnchor)
 464             shorten_line_amt(ptcopy[1].X, ptcopy[1].Y,
 465                              &ptcopy[0].X, &ptcopy[0].Y, pen->width);
 466         else if((pen->startcap == LineCapCustom) && pen->customstart)
 467             shorten_line_amt(ptcopy[1].X, ptcopy[1].Y,
 468                              &ptcopy[0].X, &ptcopy[0].Y,
 469                              pen->customstart->inset * pen->width);
 470
 471         draw_cap(graphics, pen->brush->lb.lbColor, pen->endcap, pen->width, pen->customend,
 472                  pt[count - 2].X, pt[count - 2].Y, pt[count - 1].X, pt[count - 1].Y);
 473         draw_cap(graphics, pen->brush->lb.lbColor, pen->startcap, pen->width, pen->customstart,
 474                          pt[1].X, pt[1].Y, pt[0].X, pt[0].Y);
 475     }
 476
 477     transform_and_round_points(graphics, pti, ptcopy, count);
 478
 479     if(Polyline(graphics->hdc, pti, count))
 480         status = Ok;
 481
 482 end:
 483     GdipFree(pti);
 484     GdipFree(ptcopy);
 485
 486     return status;
 487 }
 488
 489 /* Conducts a linear search to find the bezier points that will back off
 490  * the endpoint of the curve by a distance of amt. Linear search works
 491  * better than binary in this case because there are multiple solutions,
 492  * and binary searches often find a bad one. I don't think this is what
 493  * Windows does but short of rendering the bezier without GDI's help it's
 494  * the best we can do. If rev then work from the start of the passed points
 495  * instead of the end. */
 496 static void shorten_bezier_amt(GpPointF * pt, REAL amt, BOOL rev)
 497 {
 498     GpPointF origpt[4];
 499     REAL percent = 0.00, dx, dy, origx, origy, diff = -1.0;
 500     INT i, first = 0, second = 1, third = 2, fourth = 3;
 501
 502     if(rev){
 503         first = 3;
 504         second = 2;
 505         third = 1;
 506         fourth = 0;
 507     }
 508
 509     origx = pt[fourth].X;
 510     origy = pt[fourth].Y;
 511     memcpy(origpt, pt, sizeof(GpPointF) * 4);
 512
 513     for(i = 0; (i < MAX_ITERS) && (diff < amt); i++){
 514         /* reset bezier points to original values */
 515         memcpy(pt, origpt, sizeof(GpPointF) * 4);
 516         /* Perform magic on bezier points. Order is important here.*/
 517         shorten_line_percent(pt[third].X, pt[third].Y, &pt[fourth].X, &pt[fourth].Y, percent);
 518         shorten_line_percent(pt[second].X, pt[second].Y, &pt[third].X, &pt[third].Y, percent);
 519         shorten_line_percent(pt[third].X, pt[third].Y, &pt[fourth].X, &pt[fourth].Y, percent);
 520         shorten_line_percent(pt[first].X, pt[first].Y, &pt[second].X, &pt[second].Y, percent);
 521         shorten_line_percent(pt[second].X, pt[second].Y, &pt[third].X, &pt[third].Y, percent);
 522         shorten_line_percent(pt[third].X, pt[third].Y, &pt[fourth].X, &pt[fourth].Y, percent);
 523
 524         dx = pt[fourth].X - origx;
 525         dy = pt[fourth].Y - origy;
 526
 527         diff = sqrt(dx * dx + dy * dy);
 528         percent += 0.0005 * amt;
 529     }
 530 }
 531
 532 /* Draws bezier curves between given points, and if caps is true then draws an
 533  * endcap at the end of the last line. */
 534 static GpStatus draw_polybezier(GpGraphics *graphics, GpPen *pen,
 535     GDIPCONST GpPointF * pt, INT count, BOOL caps)
 536 {
 537     POINT *pti;
 538     GpPointF *ptcopy;
 539     GpStatus status = GenericError;
 540
 541     if(!count)
 542         return Ok;
 543
 544     pti = GdipAlloc(count * sizeof(POINT));
 545     ptcopy = GdipAlloc(count * sizeof(GpPointF));
 546
 547     if(!pti || !ptcopy){
 548         status = OutOfMemory;
 549         goto end;
 550     }
 551
 552     memcpy(ptcopy, pt, count * sizeof(GpPointF));
 553
 554     if(caps){
 555         if(pen->endcap == LineCapArrowAnchor)
 556             shorten_bezier_amt(&ptcopy[count-4], pen->width, FALSE);
 557         else if((pen->endcap == LineCapCustom) && pen->customend)
 558             shorten_bezier_amt(&ptcopy[count-4], pen->width * pen->customend->inset,
 559                                FALSE);
 560
 561         if(pen->startcap == LineCapArrowAnchor)
 562             shorten_bezier_amt(ptcopy, pen->width, TRUE);
 563         else if((pen->startcap == LineCapCustom) && pen->customstart)
 564             shorten_bezier_amt(ptcopy, pen->width * pen->customstart->inset, TRUE);
 565
 566         /* the direction of the line cap is parallel to the direction at the
 567          * end of the bezier (which, if it has been shortened, is not the same
 568          * as the direction from pt[count-2] to pt[count-1]) */
 569         draw_cap(graphics, pen->brush->lb.lbColor, pen->endcap, pen->width, pen->customend,
 570             pt[count - 1].X - (ptcopy[count - 1].X - ptcopy[count - 2].X),
 571             pt[count - 1].Y - (ptcopy[count - 1].Y - ptcopy[count - 2].Y),
 572             pt[count - 1].X, pt[count - 1].Y);
 573
 574         draw_cap(graphics, pen->brush->lb.lbColor, pen->startcap, pen->width, pen->customstart,
 575             pt[0].X - (ptcopy[0].X - ptcopy[1].X),
 576             pt[0].Y - (ptcopy[0].Y - ptcopy[1].Y), pt[0].X, pt[0].Y);
 577     }
 578
 579     transform_and_round_points(graphics, pti, ptcopy, count);
 580
 581     PolyBezier(graphics->hdc, pti, count);
 582
 583     status = Ok;
 584
 585 end:
 586     GdipFree(pti);
 587     GdipFree(ptcopy);
 588
 589     return status;
 590 }
 591
 592 /* Draws a combination of bezier curves and lines between points. */
 593 static GpStatus draw_poly(GpGraphics *graphics, GpPen *pen, GDIPCONST GpPointF * pt,
 594     GDIPCONST BYTE * types, INT count, BOOL caps)
 595 {
 596     POINT *pti = GdipAlloc(count * sizeof(POINT));
 597     BYTE *tp = GdipAlloc(count);
 598     GpPointF *ptcopy = GdipAlloc(count * sizeof(GpPointF));
 599     INT i, j;
 600     GpStatus status = GenericError;
 601
 602     if(!count){
 603         status = Ok;
 604         goto end;
 605     }
 606     if(!pti || !tp || !ptcopy){
 607         status = OutOfMemory;
 608         goto end;
 609     }
 610
 611     for(i = 1; i < count; i++){
 612         if((types[i] & PathPointTypePathTypeMask) == PathPointTypeBezier){
 613             if((i + 2 >= count) || !(types[i + 1] & PathPointTypeBezier)
 614                 || !(types[i + 1] & PathPointTypeBezier)){
 615                 ERR("Bad bezier points\n");
 616                 goto end;
 617             }
 618             i += 2;
 619         }
 620     }
 621
 622     memcpy(ptcopy, pt, count * sizeof(GpPointF));
 623
 624     /* If we are drawing caps, go through the points and adjust them accordingly,
 625      * and draw the caps. */
 626     if(caps){
 627         switch(types[count - 1] & PathPointTypePathTypeMask){
 628             case PathPointTypeBezier:
 629                 if(pen->endcap == LineCapArrowAnchor)
 630                     shorten_bezier_amt(&ptcopy[count - 4], pen->width, FALSE);
 631                 else if((pen->endcap == LineCapCustom) && pen->customend)
 632                     shorten_bezier_amt(&ptcopy[count - 4],
 633                                        pen->width * pen->customend->inset, FALSE);
 634
 635                 draw_cap(graphics, pen->brush->lb.lbColor, pen->endcap, pen->width, pen->customend,
 636                     pt[count - 1].X - (ptcopy[count - 1].X - ptcopy[count - 2].X),
 637                     pt[count - 1].Y - (ptcopy[count - 1].Y - ptcopy[count - 2].Y),
 638                     pt[count - 1].X, pt[count - 1].Y);
 639
 640                 break;
 641             case PathPointTypeLine:
 642                 if(pen->endcap == LineCapArrowAnchor)
 643                     shorten_line_amt(ptcopy[count - 2].X, ptcopy[count - 2].Y,
 644                                      &ptcopy[count - 1].X, &ptcopy[count - 1].Y,
 645                                      pen->width);
 646                 else if((pen->endcap == LineCapCustom) && pen->customend)
 647                     shorten_line_amt(ptcopy[count - 2].X, ptcopy[count - 2].Y,
 648                                      &ptcopy[count - 1].X, &ptcopy[count - 1].Y,
 649                                      pen->customend->inset * pen->width);
 650
 651                 draw_cap(graphics, pen->brush->lb.lbColor, pen->endcap, pen->width, pen->customend,
 652                          pt[count - 2].X, pt[count - 2].Y, pt[count - 1].X,
 653                          pt[count - 1].Y);
 654
 655                 break;
 656             default:
 657                 ERR("Bad path last point\n");
 658                 goto end;
 659         }
 660
 661         /* Find start of points */
 662         for(j = 1; j < count && ((types[j] & PathPointTypePathTypeMask)
 663             == PathPointTypeStart); j++);
 664
 665         switch(types[j] & PathPointTypePathTypeMask){
 666             case PathPointTypeBezier:
 667                 if(pen->startcap == LineCapArrowAnchor)
 668                     shorten_bezier_amt(&ptcopy[j - 1], pen->width, TRUE);
 669                 else if((pen->startcap == LineCapCustom) && pen->customstart)
 670                     shorten_bezier_amt(&ptcopy[j - 1],
 671                                        pen->width * pen->customstart->inset, TRUE);
 672
 673                 draw_cap(graphics, pen->brush->lb.lbColor, pen->startcap, pen->width, pen->customstart,
 674                     pt[j - 1].X - (ptcopy[j - 1].X - ptcopy[j].X),
 675                     pt[j - 1].Y - (ptcopy[j - 1].Y - ptcopy[j].Y),
 676                     pt[j - 1].X, pt[j - 1].Y);
 677
 678                 break;
 679             case PathPointTypeLine:
 680                 if(pen->startcap == LineCapArrowAnchor)
 681                     shorten_line_amt(ptcopy[j].X, ptcopy[j].Y,
 682                                      &ptcopy[j - 1].X, &ptcopy[j - 1].Y,
 683                                      pen->width);
 684                 else if((pen->startcap == LineCapCustom) && pen->customstart)
 685                     shorten_line_amt(ptcopy[j].X, ptcopy[j].Y,
 686                                      &ptcopy[j - 1].X, &ptcopy[j - 1].Y,
 687                                      pen->customstart->inset * pen->width);
 688
 689                 draw_cap(graphics, pen->brush->lb.lbColor, pen->startcap, pen->width, pen->customstart,
 690                          pt[j].X, pt[j].Y, pt[j - 1].X,
 691                          pt[j - 1].Y);
 692
 693                 break;
 694             default:
 695                 ERR("Bad path points\n");
 696                 goto end;
 697         }
 698     }
 699
 700     transform_and_round_points(graphics, pti, ptcopy, count);
 701
 702     for(i = 0; i < count; i++){
 703         tp[i] = convert_path_point_type(types[i]);
 704     }
 705
 706     PolyDraw(graphics->hdc, pti, tp, count);
 707
 708     status = Ok;
 709
 710 end:
 711     GdipFree(pti);
 712     GdipFree(ptcopy);
 713     GdipFree(tp);
 714
 715     return status;
 716 }
 717
 718 GpStatus WINGDIPAPI GdipCreateFromHDC(HDC hdc, GpGraphics **graphics)
 719 {
 720     TRACE("(%p, %p)\n", hdc, graphics);
 721
 722     return GdipCreateFromHDC2(hdc, NULL, graphics);
 723 }
 724
 725 GpStatus WINGDIPAPI GdipCreateFromHDC2(HDC hdc, HANDLE hDevice, GpGraphics **graphics)
 726 {
 727     GpStatus retval;
 728
 729     TRACE("(%p, %p, %p)\n", hdc, hDevice, graphics);
 730
 731     if(hDevice != NULL) {
 732         FIXME("Don't know how to hadle parameter hDevice\n");
 733         return NotImplemented;
 734     }
 735
 736     if(hdc == NULL)
 737         return OutOfMemory;
 738
 739     if(graphics == NULL)
 740         return InvalidParameter;
 741
 742     *graphics = GdipAlloc(sizeof(GpGraphics));
 743     if(!*graphics)  return OutOfMemory;
 744
 745     if((retval = GdipCreateMatrix(&(*graphics)->worldtrans)) != Ok){
 746         GdipFree(*graphics);
 747         return retval;
 748     }
 749
 750     if((retval = GdipCreateRegion(&(*graphics)->clip)) != Ok){
 751         GdipFree((*graphics)->worldtrans);
 752         GdipFree(*graphics);
 753         return retval;
 754     }
 755
 756     (*graphics)->hdc = hdc;
 757     (*graphics)->hwnd = WindowFromDC(hdc);
 758     (*graphics)->smoothing = SmoothingModeDefault;
 759     (*graphics)->compqual = CompositingQualityDefault;
 760     (*graphics)->interpolation = InterpolationModeDefault;
 761     (*graphics)->pixeloffset = PixelOffsetModeDefault;
 762     (*graphics)->compmode = CompositingModeSourceOver;
 763     (*graphics)->unit = UnitDisplay;
 764     (*graphics)->scale = 1.0;
 765     (*graphics)->busy = FALSE;
 766     (*graphics)->textcontrast = 4;
 767
 768     return Ok;
 769 }
 770
 771 GpStatus WINGDIPAPI GdipCreateFromHWND(HWND hwnd, GpGraphics **graphics)
 772 {
 773     GpStatus ret;
 774
 775     TRACE("(%p, %p)\n", hwnd, graphics);
 776
 777     if((ret = GdipCreateFromHDC(GetDC(hwnd), graphics)) != Ok)
 778         return ret;
 779
 780     (*graphics)->hwnd = hwnd;
 781
 782     return Ok;
 783 }
 784
 785 /* FIXME: no icm handling */
 786 GpStatus WINGDIPAPI GdipCreateFromHWNDICM(HWND hwnd, GpGraphics **graphics)
 787 {
 788     TRACE("(%p, %p)\n", hwnd, graphics);
 789
 790     return GdipCreateFromHWND(hwnd, graphics);
 791 }
 792
 793 GpStatus WINGDIPAPI GdipCreateMetafileFromEmf(HENHMETAFILE hemf, BOOL delete,
 794     GpMetafile **metafile)
 795 {
 796     static int calls;
 797
 798     if(!hemf || !metafile)
 799         return InvalidParameter;
 800
 801     if(!(calls++))
 802         FIXME("not implemented\n");
 803
 804     return NotImplemented;
 805 }
 806
 807 GpStatus WINGDIPAPI GdipCreateMetafileFromWmf(HMETAFILE hwmf, BOOL delete,
 808     GDIPCONST WmfPlaceableFileHeader * placeable, GpMetafile **metafile)
 809 {
 810     IStream *stream = NULL;
 811     UINT read;
 812     BYTE* copy;
 813     HENHMETAFILE hemf;
 814     GpStatus retval = GenericError;
 815
 816     TRACE("(%p, %d, %p, %p)\n", hwmf, delete, placeable, metafile);
 817
 818     if(!hwmf || !metafile || !placeable)
 819         return InvalidParameter;
 820
 821     *metafile = NULL;
 822     read = GetMetaFileBitsEx(hwmf, 0, NULL);
 823     if(!read)
 824         return GenericError;
 825     copy = GdipAlloc(read);
 826     GetMetaFileBitsEx(hwmf, read, copy);
 827
 828     hemf = SetWinMetaFileBits(read, copy, NULL, NULL);
 829     GdipFree(copy);
 830
 831     read = GetEnhMetaFileBits(hemf, 0, NULL);
 832     copy = GdipAlloc(read);
 833     GetEnhMetaFileBits(hemf, read, copy);
 834     DeleteEnhMetaFile(hemf);
 835
 836     if(CreateStreamOnHGlobal(copy, TRUE, &stream) != S_OK){
 837         ERR("could not make stream\n");
 838         GdipFree(copy);
 839         goto err;
 840     }
 841
 842     *metafile = GdipAlloc(sizeof(GpMetafile));
 843     if(!*metafile){
 844         retval = OutOfMemory;
 845         goto err;
 846     }
 847
 848     if(OleLoadPicture(stream, 0, FALSE, &IID_IPicture,
 849         (LPVOID*) &((*metafile)->image.picture)) != S_OK)
 850         goto err;
 851
 852
 853     (*metafile)->image.type = ImageTypeMetafile;
 854     (*metafile)->bounds.X = ((REAL) placeable->BoundingBox.Left) / ((REAL) placeable->Inch);
 855     (*metafile)->bounds.Y = ((REAL) placeable->BoundingBox.Right) / ((REAL) placeable->Inch);
 856     (*metafile)->bounds.Width = ((REAL) (placeable->BoundingBox.Right
 857                     - placeable->BoundingBox.Left)) / ((REAL) placeable->Inch);
 858     (*metafile)->bounds.Height = ((REAL) (placeable->BoundingBox.Bottom
 859                    - placeable->BoundingBox.Top)) / ((REAL) placeable->Inch);
 860     (*metafile)->unit = UnitInch;
 861
 862     if(delete)
 863         DeleteMetaFile(hwmf);
 864
 865     return Ok;
 866
 867 err:
 868     GdipFree(*metafile);
 869     IStream_Release(stream);
 870     return retval;
 871 }
 872
 873 GpStatus WINGDIPAPI GdipCreateMetafileFromWmfFile(GDIPCONST WCHAR *file,
 874     GDIPCONST WmfPlaceableFileHeader * placeable, GpMetafile **metafile)
 875 {
 876     HMETAFILE hmf = GetMetaFileW(file);
 877
 878     TRACE("(%s, %p, %p)\n", debugstr_w(file), placeable, metafile);
 879
 880     if(!hmf) return InvalidParameter;
 881
 882     return GdipCreateMetafileFromWmf(hmf, TRUE, placeable, metafile);
 883 }
 884
 885 GpStatus WINGDIPAPI GdipCreateStreamOnFile(GDIPCONST WCHAR * filename,
 886     UINT access, IStream **stream)
 887 {
 888     DWORD dwMode;
 889     HRESULT ret;
 890
 891     TRACE("(%s, %u, %p)\n", debugstr_w(filename), access, stream);
 892
 893     if(!stream || !filename)
 894         return InvalidParameter;
 895
 896     if(access & GENERIC_WRITE)
 897         dwMode = STGM_SHARE_DENY_WRITE | STGM_WRITE | STGM_CREATE;
 898     else if(access & GENERIC_READ)
 899         dwMode = STGM_SHARE_DENY_WRITE | STGM_READ | STGM_FAILIFTHERE;
 900     else
 901         return InvalidParameter;
 902
 903     ret = SHCreateStreamOnFileW(filename, dwMode, stream);
 904
 905     return hresult_to_status(ret);
 906 }
 907
 908 GpStatus WINGDIPAPI GdipDeleteGraphics(GpGraphics *graphics)
 909 {
 910     TRACE("(%p)\n", graphics);
 911
 912     if(!graphics) return InvalidParameter;
 913     if(graphics->busy) return ObjectBusy;
 914
 915     if(graphics->hwnd)
 916         ReleaseDC(graphics->hwnd, graphics->hdc);
 917
 918     GdipDeleteRegion(graphics->clip);
 919     GdipDeleteMatrix(graphics->worldtrans);
 920     GdipFree(graphics);
 921
 922     return Ok;
 923 }
 924
 925 GpStatus WINGDIPAPI GdipDrawArc(GpGraphics *graphics, GpPen *pen, REAL x,
 926     REAL y, REAL width, REAL height, REAL startAngle, REAL sweepAngle)
 927 {
 928     INT save_state, num_pts;
 929     GpPointF points[MAX_ARC_PTS];
 930     GpStatus retval;
 931
 932     TRACE("(%p, %p, %.2f, %.2f, %.2f, %.2f, %.2f, %.2f)\n", graphics, pen, x, y,
 933           width, height, startAngle, sweepAngle);
 934
 935     if(!graphics || !pen || width <= 0 || height <= 0)
 936         return InvalidParameter;
 937
 938     if(graphics->busy)
 939         return ObjectBusy;
 940
 941     num_pts = arc2polybezier(points, x, y, width, height, startAngle, sweepAngle);
 942
 943     save_state = prepare_dc(graphics, pen);
 944
 945     retval = draw_polybezier(graphics, pen, points, num_pts, TRUE);
 946
 947     restore_dc(graphics, save_state);
 948
 949     return retval;
 950 }
 951
 952 GpStatus WINGDIPAPI GdipDrawArcI(GpGraphics *graphics, GpPen *pen, INT x,
 953     INT y, INT width, INT height, REAL startAngle, REAL sweepAngle)
 954 {
 955     TRACE("(%p, %p, %d, %d, %d, %d, %.2f, %.2f)\n", graphics, pen, x, y,
 956           width, height, startAngle, sweepAngle);
 957
 958     return GdipDrawArc(graphics,pen,(REAL)x,(REAL)y,(REAL)width,(REAL)height,startAngle,sweepAngle);
 959 }
 960
 961 GpStatus WINGDIPAPI GdipDrawBezier(GpGraphics *graphics, GpPen *pen, REAL x1,
 962     REAL y1, REAL x2, REAL y2, REAL x3, REAL y3, REAL x4, REAL y4)
 963 {
 964     INT save_state;
 965     GpPointF pt[4];
 966     GpStatus retval;
 967
 968     TRACE("(%p, %p, %.2f, %.2f, %.2f, %.2f, %.2f, %.2f, %.2f, %.2f)\n", graphics, pen, x1, y1,
 969           x2, y2, x3, y3, x4, y4);
 970
 971     if(!graphics || !pen)
 972         return InvalidParameter;
 973
 974     if(graphics->busy)
 975         return ObjectBusy;
 976
 977     pt[0].X = x1;
 978     pt[0].Y = y1;
 979     pt[1].X = x2;
 980     pt[1].Y = y2;
 981     pt[2].X = x3;
 982     pt[2].Y = y3;
 983     pt[3].X = x4;
 984     pt[3].Y = y4;
 985
 986     save_state = prepare_dc(graphics, pen);
 987
 988     retval = draw_polybezier(graphics, pen, pt, 4, TRUE);
 989
 990     restore_dc(graphics, save_state);
 991
 992     return retval;
 993 }
 994
 995 GpStatus WINGDIPAPI GdipDrawBezierI(GpGraphics *graphics, GpPen *pen, INT x1,
 996     INT y1, INT x2, INT y2, INT x3, INT y3, INT x4, INT y4)
 997 {
 998     INT save_state;
 999     GpPointF pt[4];
1000     GpStatus retval;
1001
1002     TRACE("(%p, %p, %d, %d, %d, %d, %d, %d, %d, %d)\n", graphics, pen, x1, y1,
1003           x2, y2, x3, y3, x4, y4);
1004
1005     if(!graphics || !pen)
1006         return InvalidParameter;
1007
1008     if(graphics->busy)
1009         return ObjectBusy;
1010
1011     pt[0].X = x1;
1012     pt[0].Y = y1;
1013     pt[1].X = x2;
1014     pt[1].Y = y2;
1015     pt[2].X = x3;
1016     pt[2].Y = y3;
1017     pt[3].X = x4;
1018     pt[3].Y = y4;
1019
1020     save_state = prepare_dc(graphics, pen);
1021
1022     retval = draw_polybezier(graphics, pen, pt, 4, TRUE);
1023
1024     restore_dc(graphics, save_state);
1025
1026     return retval;
1027 }
1028
1029 GpStatus WINGDIPAPI GdipDrawBeziers(GpGraphics *graphics, GpPen *pen,
1030     GDIPCONST GpPointF *points, INT count)
1031 {
1032     INT i;
1033     GpStatus ret;
1034
1035     TRACE("(%p, %p, %p, %d)\n", graphics, pen, points, count);
1036
1037     if(!graphics || !pen || !points || (count <= 0))
1038         return InvalidParameter;
1039
1040     if(graphics->busy)
1041         return ObjectBusy;
1042
1043     for(i = 0; i < floor(count / 4); i++){
1044         ret = GdipDrawBezier(graphics, pen,
1045                              points[4*i].X, points[4*i].Y,
1046                              points[4*i + 1].X, points[4*i + 1].Y,
1047                              points[4*i + 2].X, points[4*i + 2].Y,
1048                              points[4*i + 3].X, points[4*i + 3].Y);
1049         if(ret != Ok)
1050             return ret;
1051     }
1052
1053     return Ok;
1054 }
1055
1056 GpStatus WINGDIPAPI GdipDrawBeziersI(GpGraphics *graphics, GpPen *pen,
1057     GDIPCONST GpPoint *points, INT count)
1058 {
1059     GpPointF *pts;
1060     GpStatus ret;
1061     INT i;
1062
1063     TRACE("(%p, %p, %p, %d)\n", graphics, pen, points, count);
1064
1065     if(!graphics || !pen || !points || (count <= 0))
1066         return InvalidParameter;
1067
1068     if(graphics->busy)
1069         return ObjectBusy;
1070
1071     pts = GdipAlloc(sizeof(GpPointF) * count);
1072     if(!pts)
1073         return OutOfMemory;
1074
1075     for(i = 0; i < count; i++){
1076         pts[i].X = (REAL)points[i].X;
1077         pts[i].Y = (REAL)points[i].Y;
1078     }
1079
1080     ret = GdipDrawBeziers(graphics,pen,pts,count);
1081
1082     GdipFree(pts);
1083
1084     return ret;
1085 }
1086
1087 GpStatus WINGDIPAPI GdipDrawClosedCurve(GpGraphics *graphics, GpPen *pen,
1088     GDIPCONST GpPointF *points, INT count)
1089 {
1090     TRACE("(%p, %p, %p, %d)\n", graphics, pen, points, count);
1091
1092     return GdipDrawClosedCurve2(graphics, pen, points, count, 1.0);
1093 }
1094
1095 GpStatus WINGDIPAPI GdipDrawClosedCurveI(GpGraphics *graphics, GpPen *pen,
1096     GDIPCONST GpPoint *points, INT count)
1097 {
1098     TRACE("(%p, %p, %p, %d)\n", graphics, pen, points, count);
1099
1100     return GdipDrawClosedCurve2I(graphics, pen, points, count, 1.0);
1101 }
1102
1103 GpStatus WINGDIPAPI GdipDrawClosedCurve2(GpGraphics *graphics, GpPen *pen,
1104     GDIPCONST GpPointF *points, INT count, REAL tension)
1105 {
1106     GpPath *path;
1107     GpStatus stat;
1108
1109     TRACE("(%p, %p, %p, %d, %.2f)\n", graphics, pen, points, count, tension);
1110
1111     if(!graphics || !pen || !points || count <= 0)
1112         return InvalidParameter;
1113
1114     if(graphics->busy)
1115         return ObjectBusy;
1116
1117     if((stat = GdipCreatePath(FillModeAlternate, &path)) != Ok)
1118         return stat;
1119
1120     stat = GdipAddPathClosedCurve2(path, points, count, tension);
1121     if(stat != Ok){
1122         GdipDeletePath(path);
1123         return stat;
1124     }
1125
1126     stat = GdipDrawPath(graphics, pen, path);
1127
1128     GdipDeletePath(path);
1129
1130     return stat;
1131 }
1132
1133 GpStatus WINGDIPAPI GdipDrawClosedCurve2I(GpGraphics *graphics, GpPen *pen,
1134     GDIPCONST GpPoint *points, INT count, REAL tension)
1135 {
1136     GpPointF *ptf;
1137     GpStatus stat;
1138     INT i;
1139
1140     TRACE("(%p, %p, %p, %d, %.2f)\n", graphics, pen, points, count, tension);
1141
1142     if(!points || count <= 0)
1143         return InvalidParameter;
1144
1145     ptf = GdipAlloc(sizeof(GpPointF)*count);
1146     if(!ptf)
1147         return OutOfMemory;
1148
1149     for(i = 0; i < count; i++){
1150         ptf[i].X = (REAL)points[i].X;
1151         ptf[i].Y = (REAL)points[i].Y;
1152     }
1153
1154     stat = GdipDrawClosedCurve2(graphics, pen, ptf, count, tension);
1155
1156     GdipFree(ptf);
1157
1158     return stat;
1159 }
1160
1161 GpStatus WINGDIPAPI GdipDrawCurve(GpGraphics *graphics, GpPen *pen,
1162     GDIPCONST GpPointF *points, INT count)
1163 {
1164     TRACE("(%p, %p, %p, %d)\n", graphics, pen, points, count);
1165
1166     return GdipDrawCurve2(graphics,pen,points,count,1.0);
1167 }
1168
1169 GpStatus WINGDIPAPI GdipDrawCurveI(GpGraphics *graphics, GpPen *pen,
1170     GDIPCONST GpPoint *points, INT count)
1171 {
1172     GpPointF *pointsF;
1173     GpStatus ret;
1174     INT i;
1175
1176     TRACE("(%p, %p, %p, %d)\n", graphics, pen, points, count);
1177
1178     if(!points || count <= 0)
1179         return InvalidParameter;
1180
1181     pointsF = GdipAlloc(sizeof(GpPointF)*count);
1182     if(!pointsF)
1183         return OutOfMemory;
1184
1185     for(i = 0; i < count; i++){
1186         pointsF[i].X = (REAL)points[i].X;
1187         pointsF[i].Y = (REAL)points[i].Y;
1188     }
1189
1190     ret = GdipDrawCurve(graphics,pen,pointsF,count);
1191     GdipFree(pointsF);
1192
1193     return ret;
1194 }
1195
1196 /* Approximates cardinal spline with Bezier curves. */
1197 GpStatus WINGDIPAPI GdipDrawCurve2(GpGraphics *graphics, GpPen *pen,
1198     GDIPCONST GpPointF *points, INT count, REAL tension)
1199 {
1200     /* PolyBezier expects count*3-2 points. */
1201     INT i, len_pt = count*3-2, save_state;
1202     GpPointF *pt;
1203     REAL x1, x2, y1, y2;
1204     GpStatus retval;
1205
1206     TRACE("(%p, %p, %p, %d, %.2f)\n", graphics, pen, points, count, tension);
1207
1208     if(!graphics || !pen)
1209         return InvalidParameter;
1210
1211     if(graphics->busy)
1212         return ObjectBusy;
1213
1214     pt = GdipAlloc(len_pt * sizeof(GpPointF));
1215     tension = tension * TENSION_CONST;
1216
1217     calc_curve_bezier_endp(points[0].X, points[0].Y, points[1].X, points[1].Y,
1218         tension, &x1, &y1);
1219
1220     pt[0].X = points[0].X;
1221     pt[0].Y = points[0].Y;
1222     pt[1].X = x1;
1223     pt[1].Y = y1;
1224
1225     for(i = 0; i < count-2; i++){
1226         calc_curve_bezier(&(points[i]), tension, &x1, &y1, &x2, &y2);
1227
1228         pt[3*i+2].X = x1;
1229         pt[3*i+2].Y = y1;
1230         pt[3*i+3].X = points[i+1].X;
1231         pt[3*i+3].Y = points[i+1].Y;
1232         pt[3*i+4].X = x2;
1233         pt[3*i+4].Y = y2;
1234     }
1235
1236     calc_curve_bezier_endp(points[count-1].X, points[count-1].Y,
1237         points[count-2].X, points[count-2].Y, tension, &x1, &y1);
1238
1239     pt[len_pt-2].X = x1;
1240     pt[len_pt-2].Y = y1;
1241     pt[len_pt-1].X = points[count-1].X;
1242     pt[len_pt-1].Y = points[count-1].Y;
1243
1244     save_state = prepare_dc(graphics, pen);
1245
1246     retval = draw_polybezier(graphics, pen, pt, len_pt, TRUE);
1247
1248     GdipFree(pt);
1249     restore_dc(graphics, save_state);
1250
1251     return retval;
1252 }
1253
1254 GpStatus WINGDIPAPI GdipDrawCurve2I(GpGraphics *graphics, GpPen *pen,
1255     GDIPCONST GpPoint *points, INT count, REAL tension)
1256 {
1257     GpPointF *pointsF;
1258     GpStatus ret;
1259     INT i;
1260
1261     TRACE("(%p, %p, %p, %d, %.2f)\n", graphics, pen, points, count, tension);
1262
1263     if(!points || count <= 0)
1264         return InvalidParameter;
1265
1266     pointsF = GdipAlloc(sizeof(GpPointF)*count);
1267     if(!pointsF)
1268         return OutOfMemory;
1269
1270     for(i = 0; i < count; i++){
1271         pointsF[i].X = (REAL)points[i].X;
1272         pointsF[i].Y = (REAL)points[i].Y;
1273     }
1274
1275     ret = GdipDrawCurve2(graphics,pen,pointsF,count,tension);
1276     GdipFree(pointsF);
1277
1278     return ret;
1279 }
1280
1281 GpStatus WINGDIPAPI GdipDrawEllipse(GpGraphics *graphics, GpPen *pen, REAL x,
1282     REAL y, REAL width, REAL height)
1283 {
1284     INT save_state;
1285     GpPointF ptf[2];
1286     POINT pti[2];
1287
1288     TRACE("(%p, %p, %.2f, %.2f, %.2f, %.2f)\n", graphics, pen, x, y, width, height);
1289
1290     if(!graphics || !pen)
1291         return InvalidParameter;
1292
1293     if(graphics->busy)
1294         return ObjectBusy;
1295
1296     ptf[0].X = x;
1297     ptf[0].Y = y;
1298     ptf[1].X = x + width;
1299     ptf[1].Y = y + height;
1300
1301     save_state = prepare_dc(graphics, pen);
1302     SelectObject(graphics->hdc, GetStockObject(NULL_BRUSH));
1303
1304     transform_and_round_points(graphics, pti, ptf, 2);
1305
1306     Ellipse(graphics->hdc, pti[0].x, pti[0].y, pti[1].x, pti[1].y);
1307
1308     restore_dc(graphics, save_state);
1309
1310     return Ok;
1311 }
1312
1313 GpStatus WINGDIPAPI GdipDrawEllipseI(GpGraphics *graphics, GpPen *pen, INT x,
1314     INT y, INT width, INT height)
1315 {
1316     TRACE("(%p, %p, %d, %d, %d, %d)\n", graphics, pen, x, y, width, height);
1317
1318     return GdipDrawEllipse(graphics,pen,(REAL)x,(REAL)y,(REAL)width,(REAL)height);
1319 }
1320
1321
1322 GpStatus WINGDIPAPI GdipDrawImage(GpGraphics *graphics, GpImage *image, REAL x, REAL y)
1323 {
1324     TRACE("(%p, %p, %.2f, %.2f)\n", graphics, image, x, y);
1325
1326     /* IPicture::Render uses LONG coords */
1327     return GdipDrawImageI(graphics,image,roundr(x),roundr(y));
1328 }
1329
1330 GpStatus WINGDIPAPI GdipDrawImageI(GpGraphics *graphics, GpImage *image, INT x,
1331     INT y)
1332 {
1333     UINT width, height, srcw, srch;
1334
1335     TRACE("(%p, %p, %d, %d)\n", graphics, image, x, y);
1336
1337     if(!graphics || !image)
1338         return InvalidParameter;
1339
1340     GdipGetImageWidth(image, &width);
1341     GdipGetImageHeight(image, &height);
1342
1343     srcw = width * (((REAL) INCH_HIMETRIC) /
1344             ((REAL) GetDeviceCaps(graphics->hdc, LOGPIXELSX)));
1345     srch = height * (((REAL) INCH_HIMETRIC) /
1346             ((REAL) GetDeviceCaps(graphics->hdc, LOGPIXELSY)));
1347
1348     if(image->type != ImageTypeMetafile){
1349         y += height;
1350         height *= -1;
1351     }
1352
1353     IPicture_Render(image->picture, graphics->hdc, x, y, width, height,
1354                     0, 0, srcw, srch, NULL);
1355
1356     return Ok;
1357 }
1358
1359 /* FIXME: partially implemented (only works for rectangular parallelograms) */
1360 GpStatus WINGDIPAPI GdipDrawImagePointsRect(GpGraphics *graphics, GpImage *image,
1361      GDIPCONST GpPointF *points, INT count, REAL srcx, REAL srcy, REAL srcwidth,
1362      REAL srcheight, GpUnit srcUnit, GDIPCONST GpImageAttributes* imageAttributes,
1363      DrawImageAbort callback, VOID * callbackData)
1364 {
1365     GpPointF ptf[3];
1366     POINT pti[3];
1367     REAL dx, dy;
1368
1369     TRACE("(%p, %p, %p, %d, %f, %f, %f, %f, %d, %p, %p, %p)\n", graphics, image, points,
1370           count, srcx, srcy, srcwidth, srcheight, srcUnit, imageAttributes, callback,
1371           callbackData);
1372
1373     if(!graphics || !image || !points || count != 3)
1374          return InvalidParameter;
1375
1376     if(srcUnit == UnitInch)
1377         dx = dy = (REAL) INCH_HIMETRIC;
1378     else if(srcUnit == UnitPixel){
1379         dx = ((REAL) INCH_HIMETRIC) /
1380              ((REAL) GetDeviceCaps(graphics->hdc, LOGPIXELSX));
1381         dy = ((REAL) INCH_HIMETRIC) /
1382              ((REAL) GetDeviceCaps(graphics->hdc, LOGPIXELSY));
1383     }
1384     else
1385         return NotImplemented;
1386
1387     memcpy(ptf, points, 3 * sizeof(GpPointF));
1388     transform_and_round_points(graphics, pti, ptf, 3);
1389
1390     /* IPicture renders bitmaps with the y-axis reversed
1391      * FIXME: flipping for unknown image type might not be correct. */
1392     if(image->type != ImageTypeMetafile){
1393         INT temp;
1394         temp = pti[0].y;
1395         pti[0].y = pti[2].y;
1396         pti[2].y = temp;
1397     }
1398
1399     if(IPicture_Render(image->picture, graphics->hdc,
1400         pti[0].x, pti[0].y, pti[1].x - pti[0].x, pti[2].y - pti[0].y,
1401         srcx * dx, srcy * dy,
1402         srcwidth * dx, srcheight * dy,
1403         NULL) != S_OK){
1404         if(callback)
1405             callback(callbackData);
1406         return GenericError;
1407     }
1408
1409     return Ok;
1410 }
1411
1412 GpStatus WINGDIPAPI GdipDrawImagePointsRectI(GpGraphics *graphics, GpImage *image,
1413      GDIPCONST GpPoint *points, INT count, INT srcx, INT srcy, INT srcwidth,
1414      INT srcheight, GpUnit srcUnit, GDIPCONST GpImageAttributes* imageAttributes,
1415      DrawImageAbort callback, VOID * callbackData)
1416 {
1417     GpPointF pointsF[3];
1418     INT i;
1419
1420     TRACE("(%p, %p, %p, %d, %d, %d, %d, %d, %d, %p, %p, %p)\n", graphics, image, points, count,
1421           srcx, srcy, srcwidth, srcheight, srcUnit, imageAttributes, callback,
1422           callbackData);
1423
1424     if(!points || count!=3)
1425         return InvalidParameter;
1426
1427     for(i = 0; i < count; i++){
1428         pointsF[i].X = (REAL)points[i].X;
1429         pointsF[i].Y = (REAL)points[i].Y;
1430     }
1431
1432     return GdipDrawImagePointsRect(graphics, image, pointsF, count, (REAL)srcx, (REAL)srcy,
1433                                    (REAL)srcwidth, (REAL)srcheight, srcUnit, imageAttributes,
1434                                    callback, callbackData);
1435 }
1436
1437 GpStatus WINGDIPAPI GdipDrawImageRectRect(GpGraphics *graphics, GpImage *image,
1438     REAL dstx, REAL dsty, REAL dstwidth, REAL dstheight, REAL srcx, REAL srcy,
1439     REAL srcwidth, REAL srcheight, GpUnit srcUnit,
1440     GDIPCONST GpImageAttributes* imageattr, DrawImageAbort callback,
1441     VOID * callbackData)
1442 {
1443     GpPointF points[3];
1444
1445     TRACE("(%p, %p, %.2f, %.2f, %.2f, %.2f, %.2f, %.2f, %.2f, %.2f, %d, %p, %p, %p)\n",
1446           graphics, image, dstx, dsty, dstwidth, dstheight, srcx, srcy,
1447           srcwidth, srcheight, srcUnit, imageattr, callback, callbackData);
1448
1449     points[0].X = dstx;
1450     points[0].Y = dsty;
1451     points[1].X = dstx + dstwidth;
1452     points[1].Y = dsty;
1453     points[2].X = dstx;
1454     points[2].Y = dsty + dstheight;
1455
1456     return GdipDrawImagePointsRect(graphics, image, points, 3, srcx, srcy,
1457                srcwidth, srcheight, srcUnit, imageattr, callback, callbackData);
1458 }
1459
1460 GpStatus WINGDIPAPI GdipDrawImageRectRectI(GpGraphics *graphics, GpImage *image,
1461         INT dstx, INT dsty, INT dstwidth, INT dstheight, INT srcx, INT srcy,
1462         INT srcwidth, INT srcheight, GpUnit srcUnit,
1463         GDIPCONST GpImageAttributes* imageAttributes, DrawImageAbort callback,
1464         VOID * callbackData)
1465 {
1466     GpPointF points[3];
1467
1468     TRACE("(%p, %p, %d, %d, %d, %d, %d, %d, %d, %d, %d, %p, %p, %p)\n",
1469           graphics, image, dstx, dsty, dstwidth, dstheight, srcx, srcy,
1470           srcwidth, srcheight, srcUnit, imageAttributes, callback, callbackData);
1471
1472     points[0].X = dstx;
1473     points[0].Y = dsty;
1474     points[1].X = dstx + dstwidth;
1475     points[1].Y = dsty;
1476     points[2].X = dstx;
1477     points[2].Y = dsty + dstheight;
1478
1479     return GdipDrawImagePointsRect(graphics, image, points, 3, srcx, srcy,
1480                srcwidth, srcheight, srcUnit, imageAttributes, callback, callbackData);
1481 }
1482
1483 GpStatus WINGDIPAPI GdipDrawImageRect(GpGraphics *graphics, GpImage *image,
1484     REAL x, REAL y, REAL width, REAL height)
1485 {
1486     RectF bounds;
1487     GpUnit unit;
1488     GpStatus ret;
1489
1490     TRACE("(%p, %p, %.2f, %.2f, %.2f, %.2f)\n", graphics, image, x, y, width, height);
1491
1492     if(!graphics || !image)
1493         return InvalidParameter;
1494
1495     ret = GdipGetImageBounds(image, &bounds, &unit);
1496     if(ret != Ok)
1497         return ret;
1498
1499     return GdipDrawImageRectRect(graphics, image, x, y, width, height,
1500                                  bounds.X, bounds.Y, bounds.Width, bounds.Height,
1501                                  unit, NULL, NULL, NULL);
1502 }
1503
1504 GpStatus WINGDIPAPI GdipDrawImageRectI(GpGraphics *graphics, GpImage *image,
1505     INT x, INT y, INT width, INT height)
1506 {
1507     TRACE("(%p, %p, %d, %d, %d, %d)\n", graphics, image, x, y, width, height);
1508
1509     return GdipDrawImageRect(graphics, image, (REAL)x, (REAL)y, (REAL)width, (REAL)height);
1510 }
1511
1512 GpStatus WINGDIPAPI GdipDrawLine(GpGraphics *graphics, GpPen *pen, REAL x1,
1513     REAL y1, REAL x2, REAL y2)
1514 {
1515     INT save_state;
1516     GpPointF pt[2];
1517     GpStatus retval;
1518
1519     TRACE("(%p, %p, %.2f, %.2f, %.2f, %.2f)\n", graphics, pen, x1, y1, x2, y2);
1520
1521     if(!pen || !graphics)
1522         return InvalidParameter;
1523
1524     if(graphics->busy)
1525         return ObjectBusy;
1526
1527     pt[0].X = x1;
1528     pt[0].Y = y1;
1529     pt[1].X = x2;
1530     pt[1].Y = y2;
1531
1532     save_state = prepare_dc(graphics, pen);
1533
1534     retval = draw_polyline(graphics, pen, pt, 2, TRUE);
1535
1536     restore_dc(graphics, save_state);
1537
1538     return retval;
1539 }
1540
1541 GpStatus WINGDIPAPI GdipDrawLineI(GpGraphics *graphics, GpPen *pen, INT x1,
1542     INT y1, INT x2, INT y2)
1543 {
1544     INT save_state;
1545     GpPointF pt[2];
1546     GpStatus retval;
1547
1548     TRACE("(%p, %p, %d, %d, %d, %d)\n", graphics, pen, x1, y1, x2, y2);
1549
1550     if(!pen || !graphics)
1551         return InvalidParameter;
1552
1553     if(graphics->busy)
1554         return ObjectBusy;
1555
1556     pt[0].X = (REAL)x1;
1557     pt[0].Y = (REAL)y1;
1558     pt[1].X = (REAL)x2;
1559     pt[1].Y = (REAL)y2;
1560
1561     save_state = prepare_dc(graphics, pen);
1562
1563     retval = draw_polyline(graphics, pen, pt, 2, TRUE);
1564
1565     restore_dc(graphics, save_state);
1566
1567     return retval;
1568 }
1569
1570 GpStatus WINGDIPAPI GdipDrawLines(GpGraphics *graphics, GpPen *pen, GDIPCONST
1571     GpPointF *points, INT count)
1572 {
1573     INT save_state;
1574     GpStatus retval;
1575
1576     TRACE("(%p, %p, %p, %d)\n", graphics, pen, points, count);
1577
1578     if(!pen || !graphics || (count < 2))
1579         return InvalidParameter;
1580
1581     if(graphics->busy)
1582         return ObjectBusy;
1583
1584     save_state = prepare_dc(graphics, pen);
1585
1586     retval = draw_polyline(graphics, pen, points, count, TRUE);
1587
1588     restore_dc(graphics, save_state);
1589
1590     return retval;
1591 }
1592
1593 GpStatus WINGDIPAPI GdipDrawLinesI(GpGraphics *graphics, GpPen *pen, GDIPCONST
1594     GpPoint *points, INT count)
1595 {
1596     INT save_state;
1597     GpStatus retval;
1598     GpPointF *ptf = NULL;
1599     int i;
1600
1601     TRACE("(%p, %p, %p, %d)\n", graphics, pen, points, count);
1602
1603     if(!pen || !graphics || (count < 2))
1604         return InvalidParameter;
1605
1606     if(graphics->busy)
1607         return ObjectBusy;
1608
1609     ptf = GdipAlloc(count * sizeof(GpPointF));
1610     if(!ptf) return OutOfMemory;
1611
1612     for(i = 0; i < count; i ++){
1613         ptf[i].X = (REAL) points[i].X;
1614         ptf[i].Y = (REAL) points[i].Y;
1615     }
1616
1617     save_state = prepare_dc(graphics, pen);
1618
1619     retval = draw_polyline(graphics, pen, ptf, count, TRUE);
1620
1621     restore_dc(graphics, save_state);
1622
1623     GdipFree(ptf);
1624     return retval;
1625 }
1626
1627 GpStatus WINGDIPAPI GdipDrawPath(GpGraphics *graphics, GpPen *pen, GpPath *path)
1628 {
1629     INT save_state;
1630     GpStatus retval;
1631
1632     TRACE("(%p, %p, %p)\n", graphics, pen, path);
1633
1634     if(!pen || !graphics)
1635         return InvalidParameter;
1636
1637     if(graphics->busy)
1638         return ObjectBusy;
1639
1640     save_state = prepare_dc(graphics, pen);
1641
1642     retval = draw_poly(graphics, pen, path->pathdata.Points,
1643                        path->pathdata.Types, path->pathdata.Count, TRUE);
1644
1645     restore_dc(graphics, save_state);
1646
1647     return retval;
1648 }
1649
1650 GpStatus WINGDIPAPI GdipDrawPie(GpGraphics *graphics, GpPen *pen, REAL x,
1651     REAL y, REAL width, REAL height, REAL startAngle, REAL sweepAngle)
1652 {
1653     INT save_state;
1654
1655     TRACE("(%p, %p, %.2f, %.2f, %.2f, %.2f, %.2f, %.2f)\n", graphics, pen, x, y,
1656             width, height, startAngle, sweepAngle);
1657
1658     if(!graphics || !pen)
1659         return InvalidParameter;
1660
1661     if(graphics->busy)
1662         return ObjectBusy;
1663
1664     save_state = prepare_dc(graphics, pen);
1665     SelectObject(graphics->hdc, GetStockObject(NULL_BRUSH));
1666
1667     draw_pie(graphics, x, y, width, height, startAngle, sweepAngle);
1668
1669     restore_dc(graphics, save_state);
1670
1671     return Ok;
1672 }
1673
1674 GpStatus WINGDIPAPI GdipDrawPieI(GpGraphics *graphics, GpPen *pen, INT x,
1675     INT y, INT width, INT height, REAL startAngle, REAL sweepAngle)
1676 {
1677     TRACE("(%p, %p, %d, %d, %d, %d, %.2f, %.2f)\n", graphics, pen, x, y,
1678             width, height, startAngle, sweepAngle);
1679
1680     return GdipDrawPie(graphics,pen,(REAL)x,(REAL)y,(REAL)width,(REAL)height,startAngle,sweepAngle);
1681 }
1682
1683 GpStatus WINGDIPAPI GdipDrawRectangle(GpGraphics *graphics, GpPen *pen, REAL x,
1684     REAL y, REAL width, REAL height)
1685 {
1686     INT save_state;
1687     GpPointF ptf[4];
1688     POINT pti[4];
1689
1690     TRACE("(%p, %p, %.2f, %.2f, %.2f, %.2f)\n", graphics, pen, x, y, width, height);
1691
1692     if(!pen || !graphics)
1693         return InvalidParameter;
1694
1695     if(graphics->busy)
1696         return ObjectBusy;
1697
1698     ptf[0].X = x;
1699     ptf[0].Y = y;
1700     ptf[1].X = x + width;
1701     ptf[1].Y = y;
1702     ptf[2].X = x + width;
1703     ptf[2].Y = y + height;
1704     ptf[3].X = x;
1705     ptf[3].Y = y + height;
1706
1707     save_state = prepare_dc(graphics, pen);
1708     SelectObject(graphics->hdc, GetStockObject(NULL_BRUSH));
1709
1710     transform_and_round_points(graphics, pti, ptf, 4);
1711     Polygon(graphics->hdc, pti, 4);
1712
1713     restore_dc(graphics, save_state);
1714
1715     return Ok;
1716 }
1717
1718 GpStatus WINGDIPAPI GdipDrawRectangleI(GpGraphics *graphics, GpPen *pen, INT x,
1719     INT y, INT width, INT height)
1720 {
1721     TRACE("(%p, %p, %d, %d, %d, %d)\n", graphics, pen, x, y, width, height);
1722
1723     return GdipDrawRectangle(graphics,pen,(REAL)x,(REAL)y,(REAL)width,(REAL)height);
1724 }
1725
1726 GpStatus WINGDIPAPI GdipDrawRectangles(GpGraphics *graphics, GpPen *pen,
1727     GDIPCONST GpRectF* rects, INT count)
1728 {
1729     GpPointF *ptf;
1730     POINT *pti;
1731     INT save_state, i;
1732
1733     TRACE("(%p, %p, %p, %d)\n", graphics, pen, rects, count);
1734
1735     if(!graphics || !pen || !rects || count < 1)
1736         return InvalidParameter;
1737
1738     if(graphics->busy)
1739         return ObjectBusy;
1740
1741     ptf = GdipAlloc(4 * count * sizeof(GpPointF));
1742     pti = GdipAlloc(4 * count * sizeof(POINT));
1743
1744     if(!ptf || !pti){
1745         GdipFree(ptf);
1746         GdipFree(pti);
1747         return OutOfMemory;
1748     }
1749
1750     for(i = 0; i < count; i++){
1751         ptf[4 * i + 3].X = ptf[4 * i].X = rects[i].X;
1752         ptf[4 * i + 1].Y = ptf[4 * i].Y = rects[i].Y;
1753         ptf[4 * i + 2].X = ptf[4 * i + 1].X = rects[i].X + rects[i].Width;
1754         ptf[4 * i + 3].Y = ptf[4 * i + 2].Y = rects[i].Y + rects[i].Height;
1755     }
1756
1757     save_state = prepare_dc(graphics, pen);
1758     SelectObject(graphics->hdc, GetStockObject(NULL_BRUSH));
1759
1760     transform_and_round_points(graphics, pti, ptf, 4 * count);
1761
1762     for(i = 0; i < count; i++)
1763         Polygon(graphics->hdc, &pti[4 * i], 4);
1764
1765     restore_dc(graphics, save_state);
1766
1767     GdipFree(ptf);
1768     GdipFree(pti);
1769
1770     return Ok;
1771 }
1772
1773 GpStatus WINGDIPAPI GdipDrawRectanglesI(GpGraphics *graphics, GpPen *pen,
1774     GDIPCONST GpRect* rects, INT count)
1775 {
1776     GpRectF *rectsF;
1777     GpStatus ret;
1778     INT i;
1779
1780     TRACE("(%p, %p, %p, %d)\n", graphics, pen, rects, count);
1781
1782     if(!rects || count<=0)
1783         return InvalidParameter;
1784
1785     rectsF = GdipAlloc(sizeof(GpRectF) * count);
1786     if(!rectsF)
1787         return OutOfMemory;
1788
1789     for(i = 0;i < count;i++){
1790         rectsF[i].X      = (REAL)rects[i].X;
1791         rectsF[i].Y      = (REAL)rects[i].Y;
1792         rectsF[i].Width  = (REAL)rects[i].Width;
1793         rectsF[i].Height = (REAL)rects[i].Height;
1794     }
1795
1796     ret = GdipDrawRectangles(graphics, pen, rectsF, count);
1797     GdipFree(rectsF);
1798
1799     return ret;
1800 }
1801
1802 GpStatus WINGDIPAPI GdipDrawString(GpGraphics *graphics, GDIPCONST WCHAR *string,
1803     INT length, GDIPCONST GpFont *font, GDIPCONST RectF *rect,
1804     GDIPCONST GpStringFormat *format, GDIPCONST GpBrush *brush)
1805 {
1806     HRGN rgn = NULL;
1807     HFONT gdifont;
1808     LOGFONTW lfw;
1809     TEXTMETRICW textmet;
1810     GpPointF pt[2], rectcpy[4];
1811     POINT corners[4];
1812     WCHAR* stringdup;
1813     REAL angle, ang_cos, ang_sin, rel_width, rel_height;
1814     INT sum = 0, height = 0, fit, fitcpy, save_state, i, j, lret, nwidth,
1815         nheight;
1816     SIZE size;
1817     RECT drawcoord;
1818
1819     if(!graphics || !string || !font || !brush || !rect)
1820         return InvalidParameter;
1821
1822     if((brush->bt != BrushTypeSolidColor)){
1823         FIXME("not implemented for given parameters\n");
1824         return NotImplemented;
1825     }
1826
1827     if(format)
1828         TRACE("may be ignoring some format flags: attr %x\n", format->attr);
1829
1830     if(length == -1) length = lstrlenW(string);
1831
1832     stringdup = GdipAlloc(length * sizeof(WCHAR));
1833     if(!stringdup) return OutOfMemory;
1834
1835     save_state = SaveDC(graphics->hdc);
1836     SetBkMode(graphics->hdc, TRANSPARENT);
1837     SetTextColor(graphics->hdc, brush->lb.lbColor);
1838
1839     rectcpy[3].X = rectcpy[0].X = rect->X;
1840     rectcpy[1].Y = rectcpy[0].Y = rect->Y;
1841     rectcpy[2].X = rectcpy[1].X = rect->X + rect->Width;
1842     rectcpy[3].Y = rectcpy[2].Y = rect->Y + rect->Height;
1843     transform_and_round_points(graphics, corners, rectcpy, 4);
1844
1845     if(roundr(rect->Width) == 0 && roundr(rect->Height) == 0){
1846         rel_width = rel_height = 1.0;
1847         nwidth = nheight = INT_MAX;
1848     }
1849     else{
1850         rel_width = sqrt((corners[1].x - corners[0].x) * (corners[1].x - corners[0].x) +
1851                          (corners[1].y - corners[0].y) * (corners[1].y - corners[0].y))
1852                          / rect->Width;
1853         rel_height = sqrt((corners[2].x - corners[1].x) * (corners[2].x - corners[1].x) +
1854                           (corners[2].y - corners[1].y) * (corners[2].y - corners[1].y))
1855                           / rect->Height;
1856
1857         nwidth = roundr(rel_width * rect->Width);
1858         nheight = roundr(rel_height * rect->Height);
1859         rgn = CreatePolygonRgn(corners, 4, ALTERNATE);
1860         SelectClipRgn(graphics->hdc, rgn);
1861     }
1862
1863     /* Use gdi to find the font, then perform transformations on it (height,
1864      * width, angle). */
1865     SelectObject(graphics->hdc, CreateFontIndirectW(&font->lfw));
1866     GetTextMetricsW(graphics->hdc, &textmet);
1867     lfw = font->lfw;
1868
1869     lfw.lfHeight = roundr(((REAL)lfw.lfHeight) * rel_height);
1870     lfw.lfWidth = roundr(textmet.tmAveCharWidth * rel_width);
1871
1872     pt[0].X = 0.0;
1873     pt[0].Y = 0.0;
1874     pt[1].X = 1.0;
1875     pt[1].Y = 0.0;
1876     GdipTransformMatrixPoints(graphics->worldtrans, pt, 2);
1877     angle = gdiplus_atan2((pt[1].Y - pt[0].Y), (pt[1].X - pt[0].X));
1878     ang_cos = cos(angle);
1879     ang_sin = sin(angle);
1880     lfw.lfEscapement = lfw.lfOrientation = -roundr((angle / M_PI) * 1800.0);
1881
1882     gdifont = CreateFontIndirectW(&lfw);
1883     DeleteObject(SelectObject(graphics->hdc, CreateFontIndirectW(&lfw)));
1884
1885     for(i = 0, j = 0; i < length; i++){
1886         if(!isprintW(string[i]) && (string[i] != '\n'))
1887             continue;
1888
1889         stringdup[j] = string[i];
1890         j++;
1891     }
1892
1893     stringdup[j] = 0;
1894     length = j;
1895
1896     while(sum < length){
1897         drawcoord.left = corners[0].x + roundr(ang_sin * (REAL) height);
1898         drawcoord.top = corners[0].y + roundr(ang_cos * (REAL) height);
1899
1900         GetTextExtentExPointW(graphics->hdc, stringdup + sum, length - sum,
1901                               nwidth, &fit, NULL, &size);
1902         fitcpy = fit;
1903
1904         if(fit == 0){
1905             DrawTextW(graphics->hdc, stringdup + sum, 1, &drawcoord, DT_NOCLIP |
1906                       DT_EXPANDTABS);
1907             break;
1908         }
1909
1910         for(lret = 0; lret < fit; lret++)
1911             if(*(stringdup + sum + lret) == '\n')
1912                 break;
1913
1914         /* Line break code (may look strange, but it imitates windows). */
1915         if(lret < fit)
1916             fit = lret;    /* this is not an off-by-one error */
1917         else if(fit < (length - sum)){
1918             if(*(stringdup + sum + fit) == ' ')
1919                 while(*(stringdup + sum + fit) == ' ')
1920                     fit++;
1921             else
1922                 while(*(stringdup + sum + fit - 1) != ' '){
1923                     fit--;
1924
1925                     if(*(stringdup + sum + fit) == '\t')
1926                         break;
1927
1928                     if(fit == 0){
1929                         fit = fitcpy;
1930                         break;
1931                     }
1932                 }
1933         }
1934         DrawTextW(graphics->hdc, stringdup + sum, min(length - sum, fit),
1935                   &drawcoord, DT_NOCLIP | DT_EXPANDTABS);
1936
1937         sum += fit + (lret < fitcpy ? 1 : 0);
1938         height += size.cy;
1939
1940         if(height > nheight)
1941             break;
1942
1943         /* Stop if this was a linewrap (but not if it was a linebreak). */
1944         if((lret == fitcpy) && format && (format->attr & StringFormatFlagsNoWrap))
1945             break;
1946     }
1947
1948     GdipFree(stringdup);
1949     DeleteObject(rgn);
1950     DeleteObject(gdifont);
1951
1952     RestoreDC(graphics->hdc, save_state);
1953
1954     return Ok;
1955 }
1956
1957 GpStatus WINGDIPAPI GdipFillClosedCurve2(GpGraphics *graphics, GpBrush *brush,
1958     GDIPCONST GpPointF *points, INT count, REAL tension, GpFillMode fill)
1959 {
1960     GpPath *path;
1961     GpStatus stat;
1962
1963     TRACE("(%p, %p, %p, %d, %.2f, %d)\n", graphics, brush, points,
1964             count, tension, fill);
1965
1966     if(!graphics || !brush || !points)
1967         return InvalidParameter;
1968
1969     if(graphics->busy)
1970         return ObjectBusy;
1971
1972     stat = GdipCreatePath(fill, &path);
1973     if(stat != Ok)
1974         return stat;
1975
1976     stat = GdipAddPathClosedCurve2(path, points, count, tension);
1977     if(stat != Ok){
1978         GdipDeletePath(path);
1979         return stat;
1980     }
1981
1982     stat = GdipFillPath(graphics, brush, path);
1983     if(stat != Ok){
1984         GdipDeletePath(path);
1985         return stat;
1986     }
1987
1988     GdipDeletePath(path);
1989
1990     return Ok;
1991 }
1992
1993 GpStatus WINGDIPAPI GdipFillClosedCurve2I(GpGraphics *graphics, GpBrush *brush,
1994     GDIPCONST GpPoint *points, INT count, REAL tension, GpFillMode fill)
1995 {
1996     GpPointF *ptf;
1997     GpStatus stat;
1998     INT i;
1999
2000     TRACE("(%p, %p, %p, %d, %.2f, %d)\n", graphics, brush, points,
2001             count, tension, fill);
2002
2003     if(!points || count <= 0)
2004         return InvalidParameter;
2005
2006     ptf = GdipAlloc(sizeof(GpPointF)*count);
2007     if(!ptf)
2008         return OutOfMemory;
2009
2010     for(i = 0;i < count;i++){
2011         ptf[i].X = (REAL)points[i].X;
2012         ptf[i].Y = (REAL)points[i].Y;
2013     }
2014
2015     stat = GdipFillClosedCurve2(graphics, brush, ptf, count, tension, fill);
2016
2017     GdipFree(ptf);
2018
2019     return stat;
2020 }
2021
2022 GpStatus WINGDIPAPI GdipFillEllipse(GpGraphics *graphics, GpBrush *brush, REAL x,
2023     REAL y, REAL width, REAL height)
2024 {
2025     INT save_state;
2026     GpPointF ptf[2];
2027     POINT pti[2];
2028
2029     TRACE("(%p, %p, %.2f, %.2f, %.2f, %.2f)\n", graphics, brush, x, y, width, height);
2030
2031     if(!graphics || !brush)
2032         return InvalidParameter;
2033
2034     if(graphics->busy)
2035         return ObjectBusy;
2036
2037     ptf[0].X = x;
2038     ptf[0].Y = y;
2039     ptf[1].X = x + width;
2040     ptf[1].Y = y + height;
2041
2042     save_state = SaveDC(graphics->hdc);
2043     EndPath(graphics->hdc);
2044     SelectObject(graphics->hdc, brush->gdibrush);
2045     SelectObject(graphics->hdc, GetStockObject(NULL_PEN));
2046
2047     transform_and_round_points(graphics, pti, ptf, 2);
2048
2049     Ellipse(graphics->hdc, pti[0].x, pti[0].y, pti[1].x, pti[1].y);
2050
2051     RestoreDC(graphics->hdc, save_state);
2052
2053     return Ok;
2054 }
2055
2056 GpStatus WINGDIPAPI GdipFillEllipseI(GpGraphics *graphics, GpBrush *brush, INT x,
2057     INT y, INT width, INT height)
2058 {
2059     TRACE("(%p, %p, %d, %d, %d, %d)\n", graphics, brush, x, y, width, height);
2060
2061     return GdipFillEllipse(graphics,brush,(REAL)x,(REAL)y,(REAL)width,(REAL)height);
2062 }
2063
2064 GpStatus WINGDIPAPI GdipFillPath(GpGraphics *graphics, GpBrush *brush, GpPath *path)
2065 {
2066     INT save_state;
2067     GpStatus retval;
2068
2069     TRACE("(%p, %p, %p)\n", graphics, brush, path);
2070
2071     if(!brush || !graphics || !path)
2072         return InvalidParameter;
2073
2074     if(graphics->busy)
2075         return ObjectBusy;
2076
2077     save_state = SaveDC(graphics->hdc);
2078     EndPath(graphics->hdc);
2079     SelectObject(graphics->hdc, brush->gdibrush);
2080     SetPolyFillMode(graphics->hdc, (path->fill == FillModeAlternate ? ALTERNATE
2081                                                                     : WINDING));
2082
2083     BeginPath(graphics->hdc);
2084     retval = draw_poly(graphics, NULL, path->pathdata.Points,
2085                        path->pathdata.Types, path->pathdata.Count, FALSE);
2086
2087     if(retval != Ok)
2088         goto end;
2089
2090     EndPath(graphics->hdc);
2091     FillPath(graphics->hdc);
2092
2093     retval = Ok;
2094
2095 end:
2096     RestoreDC(graphics->hdc, save_state);
2097
2098     return retval;
2099 }
2100
2101 GpStatus WINGDIPAPI GdipFillPie(GpGraphics *graphics, GpBrush *brush, REAL x,
2102     REAL y, REAL width, REAL height, REAL startAngle, REAL sweepAngle)
2103 {
2104     INT save_state;
2105
2106     TRACE("(%p, %p, %.2f, %.2f, %.2f, %.2f, %.2f, %.2f)\n",
2107             graphics, brush, x, y, width, height, startAngle, sweepAngle);
2108
2109     if(!graphics || !brush)
2110         return InvalidParameter;
2111
2112     if(graphics->busy)
2113         return ObjectBusy;
2114
2115     save_state = SaveDC(graphics->hdc);
2116     EndPath(graphics->hdc);
2117     SelectObject(graphics->hdc, brush->gdibrush);
2118     SelectObject(graphics->hdc, GetStockObject(NULL_PEN));
2119
2120     draw_pie(graphics, x, y, width, height, startAngle, sweepAngle);
2121
2122     RestoreDC(graphics->hdc, save_state);
2123
2124     return Ok;
2125 }
2126
2127 GpStatus WINGDIPAPI GdipFillPieI(GpGraphics *graphics, GpBrush *brush, INT x,
2128     INT y, INT width, INT height, REAL startAngle, REAL sweepAngle)
2129 {
2130     TRACE("(%p, %p, %d, %d, %d, %d, %.2f, %.2f)\n",
2131             graphics, brush, x, y, width, height, startAngle, sweepAngle);
2132
2133     return GdipFillPie(graphics,brush,(REAL)x,(REAL)y,(REAL)width,(REAL)height,startAngle,sweepAngle);
2134 }
2135
2136 GpStatus WINGDIPAPI GdipFillPolygon(GpGraphics *graphics, GpBrush *brush,
2137     GDIPCONST GpPointF *points, INT count, GpFillMode fillMode)
2138 {
2139     INT save_state;
2140     GpPointF *ptf = NULL;
2141     POINT *pti = NULL;
2142     GpStatus retval = Ok;
2143
2144     TRACE("(%p, %p, %p, %d, %d)\n", graphics, brush, points, count, fillMode);
2145
2146     if(!graphics || !brush || !points || !count)
2147         return InvalidParameter;
2148
2149     if(graphics->busy)
2150         return ObjectBusy;
2151
2152     ptf = GdipAlloc(count * sizeof(GpPointF));
2153     pti = GdipAlloc(count * sizeof(POINT));
2154     if(!ptf || !pti){
2155         retval = OutOfMemory;
2156         goto end;
2157     }
2158
2159     memcpy(ptf, points, count * sizeof(GpPointF));
2160
2161     save_state = SaveDC(graphics->hdc);
2162     EndPath(graphics->hdc);
2163     SelectObject(graphics->hdc, brush->gdibrush);
2164     SelectObject(graphics->hdc, GetStockObject(NULL_PEN));
2165     SetPolyFillMode(graphics->hdc, (fillMode == FillModeAlternate ? ALTERNATE
2166                                                                   : WINDING));
2167
2168     transform_and_round_points(graphics, pti, ptf, count);
2169     Polygon(graphics->hdc, pti, count);
2170
2171     RestoreDC(graphics->hdc, save_state);
2172
2173 end:
2174     GdipFree(ptf);
2175     GdipFree(pti);
2176
2177     return retval;
2178 }
2179
2180 GpStatus WINGDIPAPI GdipFillPolygonI(GpGraphics *graphics, GpBrush *brush,
2181     GDIPCONST GpPoint *points, INT count, GpFillMode fillMode)
2182 {
2183     INT save_state, i;
2184     GpPointF *ptf = NULL;
2185     POINT *pti = NULL;
2186     GpStatus retval = Ok;
2187
2188     TRACE("(%p, %p, %p, %d, %d)\n", graphics, brush, points, count, fillMode);
2189
2190     if(!graphics || !brush || !points || !count)
2191         return InvalidParameter;
2192
2193     if(graphics->busy)
2194         return ObjectBusy;
2195
2196     ptf = GdipAlloc(count * sizeof(GpPointF));
2197     pti = GdipAlloc(count * sizeof(POINT));
2198     if(!ptf || !pti){
2199         retval = OutOfMemory;
2200         goto end;
2201     }
2202
2203     for(i = 0; i < count; i ++){
2204         ptf[i].X = (REAL) points[i].X;
2205         ptf[i].Y = (REAL) points[i].Y;
2206     }
2207
2208     save_state = SaveDC(graphics->hdc);
2209     EndPath(graphics->hdc);
2210     SelectObject(graphics->hdc, brush->gdibrush);
2211     SelectObject(graphics->hdc, GetStockObject(NULL_PEN));
2212     SetPolyFillMode(graphics->hdc, (fillMode == FillModeAlternate ? ALTERNATE
2213                                                                   : WINDING));
2214
2215     transform_and_round_points(graphics, pti, ptf, count);
2216     Polygon(graphics->hdc, pti, count);
2217
2218     RestoreDC(graphics->hdc, save_state);
2219
2220 end:
2221     GdipFree(ptf);
2222     GdipFree(pti);
2223
2224     return retval;
2225 }
2226
2227 GpStatus WINGDIPAPI GdipFillPolygon2(GpGraphics *graphics, GpBrush *brush,
2228     GDIPCONST GpPointF *points, INT count)
2229 {
2230     TRACE("(%p, %p, %p, %d)\n", graphics, brush, points, count);
2231
2232     return GdipFillPolygon(graphics, brush, points, count, FillModeAlternate);
2233 }
2234
2235 GpStatus WINGDIPAPI GdipFillPolygon2I(GpGraphics *graphics, GpBrush *brush,
2236     GDIPCONST GpPoint *points, INT count)
2237 {
2238     TRACE("(%p, %p, %p, %d)\n", graphics, brush, points, count);
2239
2240     return GdipFillPolygonI(graphics, brush, points, count, FillModeAlternate);
2241 }
2242
2243 GpStatus WINGDIPAPI GdipFillRectangle(GpGraphics *graphics, GpBrush *brush,
2244     REAL x, REAL y, REAL width, REAL height)
2245 {
2246     INT save_state;
2247     GpPointF ptf[4];
2248     POINT pti[4];
2249
2250     TRACE("(%p, %p, %.2f, %.2f, %.2f, %.2f)\n", graphics, brush, x, y, width, height);
2251
2252     if(!graphics || !brush)
2253         return InvalidParameter;
2254
2255     if(graphics->busy)
2256         return ObjectBusy;
2257
2258     ptf[0].X = x;
2259     ptf[0].Y = y;
2260     ptf[1].X = x + width;
2261     ptf[1].Y = y;
2262     ptf[2].X = x + width;
2263     ptf[2].Y = y + height;
2264     ptf[3].X = x;
2265     ptf[3].Y = y + height;
2266
2267     save_state = SaveDC(graphics->hdc);
2268     EndPath(graphics->hdc);
2269     SelectObject(graphics->hdc, brush->gdibrush);
2270     SelectObject(graphics->hdc, GetStockObject(NULL_PEN));
2271
2272     transform_and_round_points(graphics, pti, ptf, 4);
2273
2274     Polygon(graphics->hdc, pti, 4);
2275
2276     RestoreDC(graphics->hdc, save_state);
2277
2278     return Ok;
2279 }
2280
2281 GpStatus WINGDIPAPI GdipFillRectangleI(GpGraphics *graphics, GpBrush *brush,
2282     INT x, INT y, INT width, INT height)
2283 {
2284     INT save_state;
2285     GpPointF ptf[4];
2286     POINT pti[4];
2287
2288     TRACE("(%p, %p, %d, %d, %d, %d)\n", graphics, brush, x, y, width, height);
2289
2290     if(!graphics || !brush)
2291         return InvalidParameter;
2292
2293     if(graphics->busy)
2294         return ObjectBusy;
2295
2296     ptf[0].X = x;
2297     ptf[0].Y = y;
2298     ptf[1].X = x + width;
2299     ptf[1].Y = y;
2300     ptf[2].X = x + width;
2301     ptf[2].Y = y + height;
2302     ptf[3].X = x;
2303     ptf[3].Y = y + height;
2304
2305     save_state = SaveDC(graphics->hdc);
2306     EndPath(graphics->hdc);
2307     SelectObject(graphics->hdc, brush->gdibrush);
2308     SelectObject(graphics->hdc, GetStockObject(NULL_PEN));
2309
2310     transform_and_round_points(graphics, pti, ptf, 4);
2311
2312     Polygon(graphics->hdc, pti, 4);
2313
2314     RestoreDC(graphics->hdc, save_state);
2315
2316     return Ok;
2317 }
2318
2319 GpStatus WINGDIPAPI GdipFillRectangles(GpGraphics *graphics, GpBrush *brush, GDIPCONST GpRectF *rects,
2320     INT count)
2321 {
2322     GpStatus ret;
2323     INT i;
2324
2325     TRACE("(%p, %p, %p, %d)\n", graphics, brush, rects, count);
2326
2327     if(!rects)
2328         return InvalidParameter;
2329
2330     for(i = 0; i < count; i++){
2331         ret = GdipFillRectangle(graphics, brush, rects[i].X, rects[i].Y, rects[i].Width, rects[i].Height);
2332         if(ret != Ok)   return ret;
2333     }
2334
2335     return Ok;
2336 }
2337
2338 GpStatus WINGDIPAPI GdipFillRectanglesI(GpGraphics *graphics, GpBrush *brush, GDIPCONST GpRect *rects,
2339     INT count)
2340 {
2341     GpRectF *rectsF;
2342     GpStatus ret;
2343     INT i;
2344
2345     TRACE("(%p, %p, %p, %d)\n", graphics, brush, rects, count);
2346
2347     if(!rects || count <= 0)
2348         return InvalidParameter;
2349
2350     rectsF = GdipAlloc(sizeof(GpRectF)*count);
2351     if(!rectsF)
2352         return OutOfMemory;
2353
2354     for(i = 0; i < count; i++){
2355         rectsF[i].X      = (REAL)rects[i].X;
2356         rectsF[i].Y      = (REAL)rects[i].Y;
2357         rectsF[i].X      = (REAL)rects[i].Width;
2358         rectsF[i].Height = (REAL)rects[i].Height;
2359     }
2360
2361     ret = GdipFillRectangles(graphics,brush,rectsF,count);
2362     GdipFree(rectsF);
2363
2364     return ret;
2365 }
2366
2367 GpStatus WINGDIPAPI GdipFillRegion(GpGraphics* graphics, GpBrush* brush,
2368         GpRegion* region)
2369 {
2370     if (!(graphics && brush && region))
2371         return InvalidParameter;
2372
2373     if(graphics->busy)
2374         return ObjectBusy;
2375
2376     FIXME("(%p, %p, %p): stub\n", graphics, brush, region);
2377
2378     return NotImplemented;
2379 }
2380
2381 GpStatus WINGDIPAPI GdipFlush(GpGraphics *graphics, GpFlushIntention intention)
2382 {
2383     static int calls;
2384
2385     if(!graphics)
2386         return InvalidParameter;
2387
2388     if(graphics->busy)
2389         return ObjectBusy;
2390
2391     if(!(calls++))
2392         FIXME("not implemented\n");
2393
2394     return NotImplemented;
2395 }
2396
2397 /* FIXME: Compositing mode is not used anywhere except the getter/setter. */
2398 GpStatus WINGDIPAPI GdipGetCompositingMode(GpGraphics *graphics,
2399     CompositingMode *mode)
2400 {
2401     TRACE("(%p, %p)\n", graphics, mode);
2402
2403     if(!graphics || !mode)
2404         return InvalidParameter;
2405
2406     if(graphics->busy)
2407         return ObjectBusy;
2408
2409     *mode = graphics->compmode;
2410
2411     return Ok;
2412 }
2413
2414 /* FIXME: Compositing quality is not used anywhere except the getter/setter. */
2415 GpStatus WINGDIPAPI GdipGetCompositingQuality(GpGraphics *graphics,
2416     CompositingQuality *quality)
2417 {
2418     TRACE("(%p, %p)\n", graphics, quality);
2419
2420     if(!graphics || !quality)
2421         return InvalidParameter;
2422
2423     if(graphics->busy)
2424         return ObjectBusy;
2425
2426     *quality = graphics->compqual;
2427
2428     return Ok;
2429 }
2430
2431 /* FIXME: Interpolation mode is not used anywhere except the getter/setter. */
2432 GpStatus WINGDIPAPI GdipGetInterpolationMode(GpGraphics *graphics,
2433     InterpolationMode *mode)
2434 {
2435     TRACE("(%p, %p)\n", graphics, mode);
2436
2437     if(!graphics || !mode)
2438         return InvalidParameter;
2439
2440     if(graphics->busy)
2441         return ObjectBusy;
2442
2443     *mode = graphics->interpolation;
2444
2445     return Ok;
2446 }
2447
2448 GpStatus WINGDIPAPI GdipGetPageScale(GpGraphics *graphics, REAL *scale)
2449 {
2450     TRACE("(%p, %p)\n", graphics, scale);
2451
2452     if(!graphics || !scale)
2453         return InvalidParameter;
2454
2455     if(graphics->busy)
2456         return ObjectBusy;
2457
2458     *scale = graphics->scale;
2459
2460     return Ok;
2461 }
2462
2463 GpStatus WINGDIPAPI GdipGetPageUnit(GpGraphics *graphics, GpUnit *unit)
2464 {
2465     TRACE("(%p, %p)\n", graphics, unit);
2466
2467     if(!graphics || !unit)
2468         return InvalidParameter;
2469
2470     if(graphics->busy)
2471         return ObjectBusy;
2472
2473     *unit = graphics->unit;
2474
2475     return Ok;
2476 }
2477
2478 /* FIXME: Pixel offset mode is not used anywhere except the getter/setter. */
2479 GpStatus WINGDIPAPI GdipGetPixelOffsetMode(GpGraphics *graphics, PixelOffsetMode
2480     *mode)
2481 {
2482     TRACE("(%p, %p)\n", graphics, mode);
2483
2484     if(!graphics || !mode)
2485         return InvalidParameter;
2486
2487     if(graphics->busy)
2488         return ObjectBusy;
2489
2490     *mode = graphics->pixeloffset;
2491
2492     return Ok;
2493 }
2494
2495 /* FIXME: Smoothing mode is not used anywhere except the getter/setter. */
2496 GpStatus WINGDIPAPI GdipGetSmoothingMode(GpGraphics *graphics, SmoothingMode *mode)
2497 {
2498     TRACE("(%p, %p)\n", graphics, mode);
2499
2500     if(!graphics || !mode)
2501         return InvalidParameter;
2502
2503     if(graphics->busy)
2504         return ObjectBusy;
2505
2506     *mode = graphics->smoothing;
2507
2508     return Ok;
2509 }
2510
2511 GpStatus WINGDIPAPI GdipGetTextContrast(GpGraphics *graphics, UINT *contrast)
2512 {
2513     TRACE("(%p, %p)\n", graphics, contrast);
2514
2515     if(!graphics || !contrast)
2516         return InvalidParameter;
2517
2518     *contrast = graphics->textcontrast;
2519
2520     return Ok;
2521 }
2522
2523 /* FIXME: Text rendering hint is not used anywhere except the getter/setter. */
2524 GpStatus WINGDIPAPI GdipGetTextRenderingHint(GpGraphics *graphics,
2525     TextRenderingHint *hint)
2526 {
2527     TRACE("(%p, %p)\n", graphics, hint);
2528
2529     if(!graphics || !hint)
2530         return InvalidParameter;
2531
2532     if(graphics->busy)
2533         return ObjectBusy;
2534
2535     *hint = graphics->texthint;
2536
2537     return Ok;
2538 }
2539
2540 GpStatus WINGDIPAPI GdipGetWorldTransform(GpGraphics *graphics, GpMatrix *matrix)
2541 {
2542     TRACE("(%p, %p)\n", graphics, matrix);
2543
2544     if(!graphics || !matrix)
2545         return InvalidParameter;
2546
2547     if(graphics->busy)
2548         return ObjectBusy;
2549
2550     *matrix = *graphics->worldtrans;
2551     return Ok;
2552 }
2553
2554 GpStatus WINGDIPAPI GdipGraphicsClear(GpGraphics *graphics, ARGB color)
2555 {
2556     GpSolidFill *brush;
2557     GpStatus stat;
2558     RECT rect;
2559
2560     TRACE("(%p, %x)\n", graphics, color);
2561
2562     if(!graphics)
2563         return InvalidParameter;
2564
2565     if(graphics->busy)
2566         return ObjectBusy;
2567
2568     if((stat = GdipCreateSolidFill(color, &brush)) != Ok)
2569         return stat;
2570
2571     if(graphics->hwnd){
2572         if(!GetWindowRect(graphics->hwnd, &rect)){
2573             GdipDeleteBrush((GpBrush*)brush);
2574             return GenericError;
2575         }
2576
2577         GdipFillRectangle(graphics, (GpBrush*)brush, 0.0, 0.0, (REAL)(rect.right  - rect.left),
2578                                                                (REAL)(rect.bottom - rect.top));
2579     }
2580     else
2581         GdipFillRectangle(graphics, (GpBrush*)brush, 0.0, 0.0, (REAL)GetDeviceCaps(graphics->hdc, HORZRES),
2582                                                                (REAL)GetDeviceCaps(graphics->hdc, VERTRES));
2583
2584     GdipDeleteBrush((GpBrush*)brush);
2585
2586     return Ok;
2587 }
2588
2589 GpStatus WINGDIPAPI GdipIsClipEmpty(GpGraphics *graphics, BOOL *res)
2590 {
2591     TRACE("(%p, %p)\n", graphics, res);
2592
2593     if(!graphics || !res)
2594         return InvalidParameter;
2595
2596     return GdipIsEmptyRegion(graphics->clip, graphics, res);
2597 }
2598
2599 GpStatus WINGDIPAPI GdipIsVisiblePoint(GpGraphics *graphics, REAL x, REAL y, BOOL *result)
2600 {
2601     FIXME("(%p, %.2f, %.2f, %p) stub\n", graphics, x, y, result);
2602
2603     if(!graphics || !result)
2604         return InvalidParameter;
2605
2606     if(graphics->busy)
2607         return ObjectBusy;
2608
2609     return NotImplemented;
2610 }
2611
2612 GpStatus WINGDIPAPI GdipIsVisiblePointI(GpGraphics *graphics, INT x, INT y, BOOL *result)
2613 {
2614     FIXME("(%p, %d, %d, %p) stub\n", graphics, x, y, result);
2615
2616     if(!graphics || !result)
2617         return InvalidParameter;
2618
2619     if(graphics->busy)
2620         return ObjectBusy;
2621
2622     return NotImplemented;
2623 }
2624
2625 GpStatus WINGDIPAPI GdipMeasureCharacterRanges(GpGraphics* graphics,
2626         GDIPCONST WCHAR* string, INT length, GDIPCONST GpFont* font,
2627         GDIPCONST RectF* layoutRect, GDIPCONST GpStringFormat *stringFormat,
2628         INT regionCount, GpRegion** regions)
2629 {
2630     if (!(graphics && string && font && layoutRect && stringFormat && regions))
2631         return InvalidParameter;
2632
2633     FIXME("stub: %p %s %d %p %p %p %d %p\n", graphics, debugstr_w(string),
2634             length, font, layoutRect, stringFormat, regionCount, regions);
2635
2636     return NotImplemented;
2637 }
2638
2639 /* Find the smallest rectangle that bounds the text when it is printed in rect
2640  * according to the format options listed in format. If rect has 0 width and
2641  * height, then just find the smallest rectangle that bounds the text when it's
2642  * printed at location (rect->X, rect-Y). */
2643 GpStatus WINGDIPAPI GdipMeasureString(GpGraphics *graphics,
2644     GDIPCONST WCHAR *string, INT length, GDIPCONST GpFont *font,
2645     GDIPCONST RectF *rect, GDIPCONST GpStringFormat *format, RectF *bounds,
2646     INT *codepointsfitted, INT *linesfilled)
2647 {
2648     HFONT oldfont;
2649     WCHAR* stringdup;
2650     INT sum = 0, height = 0, fit, fitcpy, max_width = 0, i, j, lret, nwidth,
2651         nheight;
2652     SIZE size;
2653
2654     if(!graphics || !string || !font || !rect)
2655         return InvalidParameter;
2656
2657     if(codepointsfitted || linesfilled){
2658         FIXME("not implemented for given parameters\n");
2659         return NotImplemented;
2660     }
2661
2662     if(format)
2663         TRACE("may be ignoring some format flags: attr %x\n", format->attr);
2664
2665     if(length == -1) length = lstrlenW(string);
2666
2667     stringdup = GdipAlloc((length + 1) * sizeof(WCHAR));
2668     if(!stringdup) return OutOfMemory;
2669
2670     oldfont = SelectObject(graphics->hdc, CreateFontIndirectW(&font->lfw));
2671     nwidth = roundr(rect->Width);
2672     nheight = roundr(rect->Height);
2673
2674     if((nwidth == 0) && (nheight == 0))
2675         nwidth = nheight = INT_MAX;
2676
2677     for(i = 0, j = 0; i < length; i++){
2678         if(!isprintW(string[i]) && (string[i] != '\n'))
2679             continue;
2680
2681         stringdup[j] = string[i];
2682         j++;
2683     }
2684
2685     stringdup[j] = 0;
2686     length = j;
2687
2688     while(sum < length){
2689         GetTextExtentExPointW(graphics->hdc, stringdup + sum, length - sum,
2690                               nwidth, &fit, NULL, &size);
2691         fitcpy = fit;
2692
2693         if(fit == 0)
2694             break;
2695
2696         for(lret = 0; lret < fit; lret++)
2697             if(*(stringdup + sum + lret) == '\n')
2698                 break;
2699
2700         /* Line break code (may look strange, but it imitates windows). */
2701         if(lret < fit)
2702             fit = lret;    /* this is not an off-by-one error */
2703         else if(fit < (length - sum)){
2704             if(*(stringdup + sum + fit) == ' ')
2705                 while(*(stringdup + sum + fit) == ' ')
2706                     fit++;
2707             else
2708                 while(*(stringdup + sum + fit - 1) != ' '){
2709                     fit--;
2710
2711                     if(*(stringdup + sum + fit) == '\t')
2712                         break;
2713
2714                     if(fit == 0){
2715                         fit = fitcpy;
2716                         break;
2717                     }
2718                 }
2719         }
2720
2721         GetTextExtentExPointW(graphics->hdc, stringdup + sum, fit,
2722                               nwidth, &j, NULL, &size);
2723
2724         sum += fit + (lret < fitcpy ? 1 : 0);
2725         height += size.cy;
2726         max_width = max(max_width, size.cx);
2727
2728         if(height > nheight)
2729             break;
2730
2731         /* Stop if this was a linewrap (but not if it was a linebreak). */
2732         if((lret == fitcpy) && format && (format->attr & StringFormatFlagsNoWrap))
2733             break;
2734     }
2735
2736     bounds->X = rect->X;
2737     bounds->Y = rect->Y;
2738     bounds->Width = (REAL)max_width;
2739     bounds->Height = (REAL) min(height, nheight);
2740
2741     GdipFree(stringdup);
2742     DeleteObject(SelectObject(graphics->hdc, oldfont));
2743
2744     return Ok;
2745 }
2746
2747 GpStatus WINGDIPAPI GdipResetClip(GpGraphics *graphics)
2748 {
2749     TRACE("(%p)\n", graphics);
2750
2751     if(!graphics)
2752         return InvalidParameter;
2753
2754     if(graphics->busy)
2755         return ObjectBusy;
2756
2757     return GdipSetInfinite(graphics->clip);
2758 }
2759
2760 GpStatus WINGDIPAPI GdipResetWorldTransform(GpGraphics *graphics)
2761 {
2762     TRACE("(%p)\n", graphics);
2763
2764     if(!graphics)
2765         return InvalidParameter;
2766
2767     if(graphics->busy)
2768         return ObjectBusy;
2769
2770     graphics->worldtrans->matrix[0] = 1.0;
2771     graphics->worldtrans->matrix[1] = 0.0;
2772     graphics->worldtrans->matrix[2] = 0.0;
2773     graphics->worldtrans->matrix[3] = 1.0;
2774     graphics->worldtrans->matrix[4] = 0.0;
2775     graphics->worldtrans->matrix[5] = 0.0;
2776
2777     return Ok;
2778 }
2779
2780 GpStatus WINGDIPAPI GdipRestoreGraphics(GpGraphics *graphics, GraphicsState state)
2781 {
2782     static int calls;
2783
2784     if(!graphics)
2785         return InvalidParameter;
2786
2787     if(!(calls++))
2788         FIXME("graphics state not implemented\n");
2789
2790     return NotImplemented;
2791 }
2792
2793 GpStatus WINGDIPAPI GdipRotateWorldTransform(GpGraphics *graphics, REAL angle,
2794     GpMatrixOrder order)
2795 {
2796     TRACE("(%p, %.2f, %d)\n", graphics, angle, order);
2797
2798     if(!graphics)
2799         return InvalidParameter;
2800
2801     if(graphics->busy)
2802         return ObjectBusy;
2803
2804     return GdipRotateMatrix(graphics->worldtrans, angle, order);
2805 }
2806
2807 GpStatus WINGDIPAPI GdipSaveGraphics(GpGraphics *graphics, GraphicsState *state)
2808 {
2809     static int calls;
2810
2811     if(!graphics || !state)
2812         return InvalidParameter;
2813
2814     if(!(calls++))
2815         FIXME("graphics state not implemented\n");
2816
2817     return NotImplemented;
2818 }
2819
2820 GpStatus WINGDIPAPI GdipScaleWorldTransform(GpGraphics *graphics, REAL sx,
2821     REAL sy, GpMatrixOrder order)
2822 {
2823     TRACE("(%p, %.2f, %.2f, %d)\n", graphics, sx, sy, order);
2824
2825     if(!graphics)
2826         return InvalidParameter;
2827
2828     if(graphics->busy)
2829         return ObjectBusy;
2830
2831     return GdipScaleMatrix(graphics->worldtrans, sx, sy, order);
2832 }
2833
2834 GpStatus WINGDIPAPI GdipSetClipGraphics(GpGraphics *graphics, GpGraphics *srcgraphics,
2835     CombineMode mode)
2836 {
2837     TRACE("(%p, %p, %d)\n", graphics, srcgraphics, mode);
2838
2839     if(!graphics || !srcgraphics)
2840         return InvalidParameter;
2841
2842     return GdipCombineRegionRegion(graphics->clip, srcgraphics->clip, mode);
2843 }
2844
2845 GpStatus WINGDIPAPI GdipSetCompositingMode(GpGraphics *graphics,
2846     CompositingMode mode)
2847 {
2848     TRACE("(%p, %d)\n", graphics, mode);
2849
2850     if(!graphics)
2851         return InvalidParameter;
2852
2853     if(graphics->busy)
2854         return ObjectBusy;
2855
2856     graphics->compmode = mode;
2857
2858     return Ok;
2859 }
2860
2861 GpStatus WINGDIPAPI GdipSetCompositingQuality(GpGraphics *graphics,
2862     CompositingQuality quality)
2863 {
2864     TRACE("(%p, %d)\n", graphics, quality);
2865
2866     if(!graphics)
2867         return InvalidParameter;
2868
2869     if(graphics->busy)
2870         return ObjectBusy;
2871
2872     graphics->compqual = quality;
2873
2874     return Ok;
2875 }
2876
2877 GpStatus WINGDIPAPI GdipSetInterpolationMode(GpGraphics *graphics,
2878     InterpolationMode mode)
2879 {
2880     TRACE("(%p, %d)\n", graphics, mode);
2881
2882     if(!graphics)
2883         return InvalidParameter;
2884
2885     if(graphics->busy)
2886         return ObjectBusy;
2887
2888     graphics->interpolation = mode;
2889
2890     return Ok;
2891 }
2892
2893 GpStatus WINGDIPAPI GdipSetPageScale(GpGraphics *graphics, REAL scale)
2894 {
2895     TRACE("(%p, %.2f)\n", graphics, scale);
2896
2897     if(!graphics || (scale <= 0.0))
2898         return InvalidParameter;
2899
2900     if(graphics->busy)
2901         return ObjectBusy;
2902
2903     graphics->scale = scale;
2904
2905     return Ok;
2906 }
2907
2908 GpStatus WINGDIPAPI GdipSetPageUnit(GpGraphics *graphics, GpUnit unit)
2909 {
2910     TRACE("(%p, %d)\n", graphics, unit);
2911
2912     if(!graphics)
2913         return InvalidParameter;
2914
2915     if(graphics->busy)
2916         return ObjectBusy;
2917
2918     if(unit == UnitWorld)
2919         return InvalidParameter;
2920
2921     graphics->unit = unit;
2922
2923     return Ok;
2924 }
2925
2926 GpStatus WINGDIPAPI GdipSetPixelOffsetMode(GpGraphics *graphics, PixelOffsetMode
2927     mode)
2928 {
2929     TRACE("(%p, %d)\n", graphics, mode);
2930
2931     if(!graphics)
2932         return InvalidParameter;
2933
2934     if(graphics->busy)
2935         return ObjectBusy;
2936
2937     graphics->pixeloffset = mode;
2938
2939     return Ok;
2940 }
2941
2942 GpStatus WINGDIPAPI GdipSetSmoothingMode(GpGraphics *graphics, SmoothingMode mode)
2943 {
2944     TRACE("(%p, %d)\n", graphics, mode);
2945
2946     if(!graphics)
2947         return InvalidParameter;
2948
2949     if(graphics->busy)
2950         return ObjectBusy;
2951
2952     graphics->smoothing = mode;
2953
2954     return Ok;
2955 }
2956
2957 GpStatus WINGDIPAPI GdipSetTextContrast(GpGraphics *graphics, UINT contrast)
2958 {
2959     TRACE("(%p, %d)\n", graphics, contrast);
2960
2961     if(!graphics)
2962         return InvalidParameter;
2963
2964     graphics->textcontrast = contrast;
2965
2966     return Ok;
2967 }
2968
2969 GpStatus WINGDIPAPI GdipSetTextRenderingHint(GpGraphics *graphics,
2970     TextRenderingHint hint)
2971 {
2972     TRACE("(%p, %d)\n", graphics, hint);
2973
2974     if(!graphics)
2975         return InvalidParameter;
2976
2977     if(graphics->busy)
2978         return ObjectBusy;
2979
2980     graphics->texthint = hint;
2981
2982     return Ok;
2983 }
2984
2985 GpStatus WINGDIPAPI GdipSetWorldTransform(GpGraphics *graphics, GpMatrix *matrix)
2986 {
2987     TRACE("(%p, %p)\n", graphics, matrix);
2988
2989     if(!graphics || !matrix)
2990         return InvalidParameter;
2991
2992     if(graphics->busy)
2993         return ObjectBusy;
2994
2995     GdipDeleteMatrix(graphics->worldtrans);
2996     return GdipCloneMatrix(matrix, &graphics->worldtrans);
2997 }
2998
2999 GpStatus WINGDIPAPI GdipTranslateWorldTransform(GpGraphics *graphics, REAL dx,
3000     REAL dy, GpMatrixOrder order)
3001 {
3002     TRACE("(%p, %.2f, %.2f, %d)\n", graphics, dx, dy, order);
3003
3004     if(!graphics)
3005         return InvalidParameter;
3006
3007     if(graphics->busy)
3008         return ObjectBusy;
3009
3010     return GdipTranslateMatrix(graphics->worldtrans, dx, dy, order);
3011 }
3012
3013 GpStatus WINGDIPAPI GdipSetClipPath(GpGraphics *graphics, GpPath *path, CombineMode mode)
3014 {
3015     TRACE("(%p, %p, %d)\n", graphics, path, mode);
3016
3017     if(!graphics)
3018         return InvalidParameter;
3019
3020     if(graphics->busy)
3021         return ObjectBusy;
3022
3023     return GdipCombineRegionPath(graphics->clip, path, mode);
3024 }
3025
3026 GpStatus WINGDIPAPI GdipSetClipRect(GpGraphics *graphics, REAL x, REAL y,
3027                                     REAL width, REAL height,
3028                                     CombineMode mode)
3029 {
3030     GpRectF rect;
3031
3032     TRACE("(%p, %.2f, %.2f, %.2f, %.2f, %d)\n", graphics, x, y, width, height, mode);
3033
3034     if(!graphics)
3035         return InvalidParameter;
3036
3037     if(graphics->busy)
3038         return ObjectBusy;
3039
3040     rect.X = x;
3041     rect.Y = y;
3042     rect.Width  = width;
3043     rect.Height = height;
3044
3045     return GdipCombineRegionRect(graphics->clip, &rect, mode);
3046 }
3047
3048 GpStatus WINGDIPAPI GdipSetClipRectI(GpGraphics *graphics, INT x, INT y,
3049                                      INT width, INT height,
3050                                      CombineMode mode)
3051 {
3052     TRACE("(%p, %d, %d, %d, %d, %d)\n", graphics, x, y, width, height, mode);
3053
3054     if(!graphics)
3055         return InvalidParameter;
3056
3057     if(graphics->busy)
3058         return ObjectBusy;
3059
3060     return GdipSetClipRect(graphics, (REAL)x, (REAL)y, (REAL)width, (REAL)height, mode);
3061 }
3062
3063 GpStatus WINGDIPAPI GdipSetClipRegion(GpGraphics *graphics, GpRegion *region,
3064                                       CombineMode mode)
3065 {
3066     TRACE("(%p, %p, %d)\n", graphics, region, mode);
3067
3068     if(!graphics || !region)
3069         return InvalidParameter;
3070
3071     if(graphics->busy)
3072         return ObjectBusy;
3073
3074     return GdipCombineRegionRegion(graphics->clip, region, mode);
3075 }
3076
3077 GpStatus WINGDIPAPI GdipSetMetafileDownLevelRasterizationLimit(GpMetafile *metafile,
3078     UINT limitDpi)
3079 {
3080     static int calls;
3081
3082     if(!(calls++))
3083         FIXME("not implemented\n");
3084
3085     return NotImplemented;
3086 }
3087
3088 GpStatus WINGDIPAPI GdipDrawPolygon(GpGraphics *graphics,GpPen *pen,GDIPCONST GpPointF *points,
3089     INT count)
3090 {
3091     INT save_state;
3092     POINT *pti;
3093
3094     TRACE("(%p, %p, %d)\n", graphics, points, count);
3095
3096     if(!graphics || !pen || count<=0)
3097         return InvalidParameter;
3098
3099     if(graphics->busy)
3100         return ObjectBusy;
3101
3102     pti = GdipAlloc(sizeof(POINT) * count);
3103
3104     save_state = prepare_dc(graphics, pen);
3105     SelectObject(graphics->hdc, GetStockObject(NULL_BRUSH));
3106
3107     transform_and_round_points(graphics, pti, (GpPointF*)points, count);
3108     Polygon(graphics->hdc, pti, count);
3109
3110     restore_dc(graphics, save_state);
3111     GdipFree(pti);
3112
3113     return Ok;
3114 }
3115
3116 GpStatus WINGDIPAPI GdipDrawPolygonI(GpGraphics *graphics,GpPen *pen,GDIPCONST GpPoint *points,
3117     INT count)
3118 {
3119     GpStatus ret;
3120     GpPointF *ptf;
3121     INT i;
3122
3123     TRACE("(%p, %p, %p, %d)\n", graphics, pen, points, count);
3124
3125     if(count<=0)    return InvalidParameter;
3126     ptf = GdipAlloc(sizeof(GpPointF) * count);
3127
3128     for(i = 0;i < count; i++){
3129         ptf[i].X = (REAL)points[i].X;
3130         ptf[i].Y = (REAL)points[i].Y;
3131     }
3132
3133     ret = GdipDrawPolygon(graphics,pen,ptf,count);
3134     GdipFree(ptf);
3135
3136     return ret;
3137 }
3138
3139 GpStatus WINGDIPAPI GdipGetDpiX(GpGraphics *graphics, REAL* dpi)
3140 {
3141     TRACE("(%p, %p)\n", graphics, dpi);
3142
3143     if(!graphics || !dpi)
3144         return InvalidParameter;
3145
3146     if(graphics->busy)
3147         return ObjectBusy;
3148
3149     *dpi = (REAL)GetDeviceCaps(graphics->hdc, LOGPIXELSX);
3150
3151     return Ok;
3152 }
3153
3154 GpStatus WINGDIPAPI GdipGetDpiY(GpGraphics *graphics, REAL* dpi)
3155 {
3156     TRACE("(%p, %p)\n", graphics, dpi);
3157
3158     if(!graphics || !dpi)
3159         return InvalidParameter;
3160
3161     if(graphics->busy)
3162         return ObjectBusy;
3163
3164     *dpi = (REAL)GetDeviceCaps(graphics->hdc, LOGPIXELSY);
3165
3166     return Ok;
3167 }
3168
3169 GpStatus WINGDIPAPI GdipMultiplyWorldTransform(GpGraphics *graphics, GDIPCONST GpMatrix *matrix,
3170     GpMatrixOrder order)
3171 {
3172     GpMatrix m;
3173     GpStatus ret;
3174
3175     TRACE("(%p, %p, %d)\n", graphics, matrix, order);
3176
3177     if(!graphics || !matrix)
3178         return InvalidParameter;
3179
3180     if(graphics->busy)
3181         return ObjectBusy;
3182
3183     m = *(graphics->worldtrans);
3184
3185     ret = GdipMultiplyMatrix(&m, (GpMatrix*)matrix, order);
3186     if(ret == Ok)
3187         *(graphics->worldtrans) = m;
3188
3189     return ret;
3190 }
3191
3192 GpStatus WINGDIPAPI GdipGetDC(GpGraphics *graphics, HDC *hdc)
3193 {
3194     TRACE("(%p, %p)\n", graphics, hdc);
3195
3196     if(!graphics || !hdc)
3197         return InvalidParameter;
3198
3199     if(graphics->busy)
3200         return ObjectBusy;
3201
3202     *hdc = graphics->hdc;
3203     graphics->busy = TRUE;
3204
3205     return Ok;
3206 }
3207
3208 GpStatus WINGDIPAPI GdipReleaseDC(GpGraphics *graphics, HDC hdc)
3209 {
3210     TRACE("(%p, %p)\n", graphics, hdc);
3211
3212     if(!graphics)
3213         return InvalidParameter;
3214
3215     if(graphics->hdc != hdc || !(graphics->busy))
3216         return InvalidParameter;
3217
3218     graphics->busy = FALSE;
3219
3220     return Ok;
3221 }
3222
3223 GpStatus WINGDIPAPI GdipGetClip(GpGraphics *graphics, GpRegion *region)
3224 {
3225     GpRegion *clip;
3226     GpStatus status;
3227
3228     TRACE("(%p, %p)\n", graphics, region);
3229
3230     if(!graphics || !region)
3231         return InvalidParameter;
3232
3233     if(graphics->busy)
3234         return ObjectBusy;
3235
3236     if((status = GdipCloneRegion(graphics->clip, &clip)) != Ok)
3237         return status;
3238
3239     /* free everything except root node and header */
3240     delete_element(&region->node);
3241     memcpy(region, clip, sizeof(GpRegion));
3242
3243     return Ok;
3244 }
3245
3246 GpStatus WINGDIPAPI GdipTransformPoints(GpGraphics *graphics, GpCoordinateSpace dst_space,
3247                                         GpCoordinateSpace src_space, GpPointF *points, INT count)
3248 {
3249     if(!graphics || !points || count <= 0)
3250         return InvalidParameter;
3251
3252     if(graphics->busy)
3253         return ObjectBusy;
3254
3255     FIXME("(%p, %d, %d, %p, %d): stub\n", graphics, dst_space, src_space, points, count);
3256
3257     return NotImplemented;
3258 }
3259
3260 GpStatus WINGDIPAPI GdipTransformPointsI(GpGraphics *graphics, GpCoordinateSpace dst_space,
3261                                          GpCoordinateSpace src_space, GpPoint *points, INT count)
3262 {
3263     FIXME("(%p, %d, %d, %p, %d): stub\n", graphics, dst_space, src_space, points, count);
3264
3265     return NotImplemented;
3266 }