dlls/gdiplus/brush.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
  21 #include "windef.h"
  22 #include "winbase.h"
  23 #include "winuser.h"
  24 #include "wingdi.h"
  25
  26 #define COBJMACROS
  27 #include "objbase.h"
  28 #include "olectl.h"
  29 #include "ole2.h"
  30
  31 #include "gdiplus.h"
  32 #include "gdiplus_private.h"
  33 #include "wine/debug.h"
  34
  35 WINE_DEFAULT_DEBUG_CHANNEL(gdiplus);
  36
  37 /******************************************************************************
  38  * GdipCloneBrush [GDIPLUS.@]
  39  */
  40 GpStatus WINGDIPAPI GdipCloneBrush(GpBrush *brush, GpBrush **clone)
  41 {
  42     TRACE("(%p, %p)\n", brush, clone);
  43
  44     if(!brush || !clone)
  45         return InvalidParameter;
  46
  47     switch(brush->bt){
  48         case BrushTypeSolidColor:
  49             *clone = GdipAlloc(sizeof(GpSolidFill));
  50             if (!*clone) return OutOfMemory;
  51
  52             memcpy(*clone, brush, sizeof(GpSolidFill));
  53
  54             (*clone)->gdibrush = CreateBrushIndirect(&(*clone)->lb);
  55             break;
  56         case BrushTypePathGradient:{
  57             GpPathGradient *src, *dest;
  58             INT count;
  59
  60             *clone = GdipAlloc(sizeof(GpPathGradient));
  61             if (!*clone) return OutOfMemory;
  62
  63             src = (GpPathGradient*) brush,
  64             dest = (GpPathGradient*) *clone;
  65             count = src->pathdata.Count;
  66
  67             memcpy(dest, src, sizeof(GpPathGradient));
  68
  69             dest->pathdata.Count = count;
  70             dest->pathdata.Points = GdipAlloc(count * sizeof(PointF));
  71             dest->pathdata.Types = GdipAlloc(count);
  72
  73             if(!dest->pathdata.Points || !dest->pathdata.Types){
  74                 GdipFree(dest->pathdata.Points);
  75                 GdipFree(dest->pathdata.Types);
  76                 GdipFree(dest);
  77                 return OutOfMemory;
  78             }
  79
  80             memcpy(dest->pathdata.Points, src->pathdata.Points, count * sizeof(PointF));
  81             memcpy(dest->pathdata.Types, src->pathdata.Types, count);
  82
  83             /* blending */
  84             count = src->blendcount;
  85             dest->blendcount = count;
  86             dest->blendfac = GdipAlloc(count * sizeof(REAL));
  87             dest->blendpos = GdipAlloc(count * sizeof(REAL));
  88
  89             if(!dest->blendfac || !dest->blendpos){
  90                 GdipFree(dest->pathdata.Points);
  91                 GdipFree(dest->pathdata.Types);
  92                 GdipFree(dest->blendfac);
  93                 GdipFree(dest->blendpos);
  94                 GdipFree(dest);
  95                 return OutOfMemory;
  96             }
  97
  98             memcpy(dest->blendfac, src->blendfac, count * sizeof(REAL));
  99             memcpy(dest->blendpos, src->blendpos, count * sizeof(REAL));
 100
 101             break;
 102         }
 103         case BrushTypeLinearGradient:
 104             *clone = GdipAlloc(sizeof(GpLineGradient));
 105             if(!*clone)    return OutOfMemory;
 106
 107             memcpy(*clone, brush, sizeof(GpLineGradient));
 108
 109             (*clone)->gdibrush = CreateSolidBrush((*clone)->lb.lbColor);
 110             break;
 111         case BrushTypeTextureFill:
 112             *clone = GdipAlloc(sizeof(GpTexture));
 113             if(!*clone)    return OutOfMemory;
 114
 115             memcpy(*clone, brush, sizeof(GpTexture));
 116
 117             (*clone)->gdibrush = CreateBrushIndirect(&(*clone)->lb);
 118             break;
 119         default:
 120             ERR("not implemented for brush type %d\n", brush->bt);
 121             return NotImplemented;
 122     }
 123
 124     return Ok;
 125 }
 126
 127 /******************************************************************************
 128  * GdipCreateLineBrush [GDIPLUS.@]
 129  */
 130 GpStatus WINGDIPAPI GdipCreateLineBrush(GDIPCONST GpPointF* startpoint,
 131     GDIPCONST GpPointF* endpoint, ARGB startcolor, ARGB endcolor,
 132     GpWrapMode wrap, GpLineGradient **line)
 133 {
 134     COLORREF col = ARGB2COLORREF(startcolor);
 135
 136     TRACE("(%p, %p, %x, %x, %d, %p)\n", startpoint, endpoint,
 137           startcolor, endcolor, wrap, line);
 138
 139     if(!line || !startpoint || !endpoint || wrap == WrapModeClamp)
 140         return InvalidParameter;
 141
 142     *line = GdipAlloc(sizeof(GpLineGradient));
 143     if(!*line)  return OutOfMemory;
 144
 145     (*line)->brush.lb.lbStyle = BS_SOLID;
 146     (*line)->brush.lb.lbColor = col;
 147     (*line)->brush.lb.lbHatch = 0;
 148     (*line)->brush.gdibrush = CreateSolidBrush(col);
 149     (*line)->brush.bt = BrushTypeLinearGradient;
 150
 151     (*line)->startpoint.X = startpoint->X;
 152     (*line)->startpoint.Y = startpoint->Y;
 153     (*line)->endpoint.X = endpoint->X;
 154     (*line)->endpoint.Y = endpoint->Y;
 155     (*line)->startcolor = startcolor;
 156     (*line)->endcolor = endcolor;
 157     (*line)->wrap = wrap;
 158     (*line)->gamma = FALSE;
 159
 160     return Ok;
 161 }
 162
 163 GpStatus WINGDIPAPI GdipCreateLineBrushI(GDIPCONST GpPoint* startpoint,
 164     GDIPCONST GpPoint* endpoint, ARGB startcolor, ARGB endcolor,
 165     GpWrapMode wrap, GpLineGradient **line)
 166 {
 167     GpPointF stF;
 168     GpPointF endF;
 169
 170     TRACE("(%p, %p, %x, %x, %d, %p)\n", startpoint, endpoint,
 171           startcolor, endcolor, wrap, line);
 172
 173     if(!startpoint || !endpoint)
 174         return InvalidParameter;
 175
 176     stF.X  = (REAL)startpoint->X;
 177     stF.Y  = (REAL)startpoint->Y;
 178     endF.X = (REAL)endpoint->X;
 179     endF.X = (REAL)endpoint->Y;
 180
 181     return GdipCreateLineBrush(&stF, &endF, startcolor, endcolor, wrap, line);
 182 }
 183
 184 GpStatus WINGDIPAPI GdipCreateLineBrushFromRect(GDIPCONST GpRectF* rect,
 185     ARGB startcolor, ARGB endcolor, LinearGradientMode mode, GpWrapMode wrap,
 186     GpLineGradient **line)
 187 {
 188     GpPointF start, end;
 189
 190     TRACE("(%p, %x, %x, %d, %d, %p)\n", rect, startcolor, endcolor, mode,
 191           wrap, line);
 192
 193     if(!line || !rect)
 194         return InvalidParameter;
 195
 196     start.X = rect->X;
 197     start.Y = rect->Y;
 198     end.X = rect->X + rect->Width;
 199     end.Y = rect->Y + rect->Height;
 200
 201     return GdipCreateLineBrush(&start, &end, startcolor, endcolor, wrap, line);
 202 }
 203
 204 GpStatus WINGDIPAPI GdipCreateLineBrushFromRectI(GDIPCONST GpRect* rect,
 205     ARGB startcolor, ARGB endcolor, LinearGradientMode mode, GpWrapMode wrap,
 206     GpLineGradient **line)
 207 {
 208     GpRectF rectF;
 209
 210     TRACE("(%p, %x, %x, %d, %d, %p)\n", rect, startcolor, endcolor, mode,
 211           wrap, line);
 212
 213     rectF.X      = (REAL) rect->X;
 214     rectF.Y      = (REAL) rect->Y;
 215     rectF.Width  = (REAL) rect->Width;
 216     rectF.Height = (REAL) rect->Height;
 217
 218     return GdipCreateLineBrushFromRect(&rectF, startcolor, endcolor, mode, wrap, line);
 219 }
 220
 221 /******************************************************************************
 222  * GdipCreateLineBrushFromRectWithAngle [GDIPLUS.@]
 223  *
 224  * FIXME: angle value completely ignored. Don't know how to use it since native
 225  *        always set Brush rectangle to rect (independetly of this angle).
 226  *        Maybe it's used only on drawing.
 227  */
 228 GpStatus WINGDIPAPI GdipCreateLineBrushFromRectWithAngle(GDIPCONST GpRectF* rect,
 229     ARGB startcolor, ARGB endcolor, REAL angle, BOOL isAngleScalable, GpWrapMode wrap,
 230     GpLineGradient **line)
 231 {
 232     TRACE("(%p, %x, %x, %.2f, %d, %d, %p)\n", rect, startcolor, endcolor, angle, isAngleScalable,
 233           wrap, line);
 234
 235     return GdipCreateLineBrushFromRect(rect, startcolor, endcolor, LinearGradientModeForwardDiagonal,
 236                                        wrap, line);
 237 }
 238
 239 GpStatus WINGDIPAPI GdipCreateLineBrushFromRectWithAngleI(GDIPCONST GpRect* rect,
 240     ARGB startcolor, ARGB endcolor, REAL angle, BOOL isAngleScalable, GpWrapMode wrap,
 241     GpLineGradient **line)
 242 {
 243     TRACE("(%p, %x, %x, %.2f, %d, %d, %p)\n", rect, startcolor, endcolor, angle, isAngleScalable,
 244           wrap, line);
 245
 246     return GdipCreateLineBrushFromRectI(rect, startcolor, endcolor, LinearGradientModeForwardDiagonal,
 247                                         wrap, line);
 248 }
 249
 250 GpStatus WINGDIPAPI GdipCreatePathGradient(GDIPCONST GpPointF* points,
 251     INT count, GpWrapMode wrap, GpPathGradient **grad)
 252 {
 253     COLORREF col = ARGB2COLORREF(0xffffffff);
 254
 255     TRACE("(%p, %d, %d, %p)\n", points, count, wrap, grad);
 256
 257     if(!points || !grad)
 258         return InvalidParameter;
 259
 260     if(count <= 0)
 261         return OutOfMemory;
 262
 263     *grad = GdipAlloc(sizeof(GpPathGradient));
 264     if (!*grad) return OutOfMemory;
 265
 266     (*grad)->blendfac = GdipAlloc(sizeof(REAL));
 267     if(!(*grad)->blendfac){
 268         GdipFree(*grad);
 269         return OutOfMemory;
 270     }
 271     (*grad)->blendfac[0] = 1.0;
 272     (*grad)->blendpos    = NULL;
 273     (*grad)->blendcount  = 1;
 274
 275     (*grad)->pathdata.Count = count;
 276     (*grad)->pathdata.Points = GdipAlloc(count * sizeof(PointF));
 277     (*grad)->pathdata.Types = GdipAlloc(count);
 278
 279     if(!(*grad)->pathdata.Points || !(*grad)->pathdata.Types){
 280         GdipFree((*grad)->pathdata.Points);
 281         GdipFree((*grad)->pathdata.Types);
 282         GdipFree(*grad);
 283         return OutOfMemory;
 284     }
 285
 286     memcpy((*grad)->pathdata.Points, points, count * sizeof(PointF));
 287     memset((*grad)->pathdata.Types, PathPointTypeLine, count);
 288
 289     (*grad)->brush.lb.lbStyle = BS_SOLID;
 290     (*grad)->brush.lb.lbColor = col;
 291     (*grad)->brush.lb.lbHatch = 0;
 292
 293     (*grad)->brush.gdibrush = CreateSolidBrush(col);
 294     (*grad)->brush.bt = BrushTypePathGradient;
 295     (*grad)->centercolor = 0xffffffff;
 296     (*grad)->wrap = wrap;
 297     (*grad)->gamma = FALSE;
 298     (*grad)->center.X = 0.0;
 299     (*grad)->center.Y = 0.0;
 300     (*grad)->focus.X = 0.0;
 301     (*grad)->focus.Y = 0.0;
 302
 303     return Ok;
 304 }
 305
 306 GpStatus WINGDIPAPI GdipCreatePathGradientI(GDIPCONST GpPoint* points,
 307     INT count, GpWrapMode wrap, GpPathGradient **grad)
 308 {
 309     GpPointF *pointsF;
 310     GpStatus ret;
 311     INT i;
 312
 313     TRACE("(%p, %d, %d, %p)\n", points, count, wrap, grad);
 314
 315     if(!points || !grad)
 316         return InvalidParameter;
 317
 318     if(count <= 0)
 319         return OutOfMemory;
 320
 321     pointsF = GdipAlloc(sizeof(GpPointF) * count);
 322     if(!pointsF)
 323         return OutOfMemory;
 324
 325     for(i = 0; i < count; i++){
 326         pointsF[i].X = (REAL)points[i].X;
 327         pointsF[i].Y = (REAL)points[i].Y;
 328     }
 329
 330     ret = GdipCreatePathGradient(pointsF, count, wrap, grad);
 331     GdipFree(pointsF);
 332
 333     return ret;
 334 }
 335
 336 /******************************************************************************
 337  * GdipCreatePathGradientFromPath [GDIPLUS.@]
 338  *
 339  * FIXME: path gradient brushes not truly supported (drawn as solid brushes)
 340  */
 341 GpStatus WINGDIPAPI GdipCreatePathGradientFromPath(GDIPCONST GpPath* path,
 342     GpPathGradient **grad)
 343 {
 344     COLORREF col = ARGB2COLORREF(0xffffffff);
 345
 346     TRACE("(%p, %p)\n", path, grad);
 347
 348     if(!path || !grad)
 349         return InvalidParameter;
 350
 351     *grad = GdipAlloc(sizeof(GpPathGradient));
 352     if (!*grad) return OutOfMemory;
 353
 354     (*grad)->blendfac = GdipAlloc(sizeof(REAL));
 355     if(!(*grad)->blendfac){
 356         GdipFree(*grad);
 357         return OutOfMemory;
 358     }
 359     (*grad)->blendfac[0] = 1.0;
 360     (*grad)->blendpos    = NULL;
 361     (*grad)->blendcount  = 1;
 362
 363     (*grad)->pathdata.Count = path->pathdata.Count;
 364     (*grad)->pathdata.Points = GdipAlloc(path->pathdata.Count * sizeof(PointF));
 365     (*grad)->pathdata.Types = GdipAlloc(path->pathdata.Count);
 366
 367     if(!(*grad)->pathdata.Points || !(*grad)->pathdata.Types){
 368         GdipFree((*grad)->pathdata.Points);
 369         GdipFree((*grad)->pathdata.Types);
 370         GdipFree(*grad);
 371         return OutOfMemory;
 372     }
 373
 374     memcpy((*grad)->pathdata.Points, path->pathdata.Points,
 375            path->pathdata.Count * sizeof(PointF));
 376     memcpy((*grad)->pathdata.Types, path->pathdata.Types, path->pathdata.Count);
 377
 378     (*grad)->brush.lb.lbStyle = BS_SOLID;
 379     (*grad)->brush.lb.lbColor = col;
 380     (*grad)->brush.lb.lbHatch = 0;
 381
 382     (*grad)->brush.gdibrush = CreateSolidBrush(col);
 383     (*grad)->brush.bt = BrushTypePathGradient;
 384     (*grad)->centercolor = 0xffffffff;
 385     (*grad)->wrap = WrapModeClamp;
 386     (*grad)->gamma = FALSE;
 387     /* FIXME: this should be set to the "centroid" of the path by default */
 388     (*grad)->center.X = 0.0;
 389     (*grad)->center.Y = 0.0;
 390     (*grad)->focus.X = 0.0;
 391     (*grad)->focus.Y = 0.0;
 392
 393     return Ok;
 394 }
 395
 396 /******************************************************************************
 397  * GdipCreateSolidFill [GDIPLUS.@]
 398  */
 399 GpStatus WINGDIPAPI GdipCreateSolidFill(ARGB color, GpSolidFill **sf)
 400 {
 401     COLORREF col = ARGB2COLORREF(color);
 402
 403     TRACE("(%x, %p)\n", color, sf);
 404
 405     if(!sf)  return InvalidParameter;
 406
 407     *sf = GdipAlloc(sizeof(GpSolidFill));
 408     if (!*sf) return OutOfMemory;
 409
 410     (*sf)->brush.lb.lbStyle = BS_SOLID;
 411     (*sf)->brush.lb.lbColor = col;
 412     (*sf)->brush.lb.lbHatch = 0;
 413
 414     (*sf)->brush.gdibrush = CreateSolidBrush(col);
 415     (*sf)->brush.bt = BrushTypeSolidColor;
 416     (*sf)->color = color;
 417
 418     return Ok;
 419 }
 420
 421 /******************************************************************************
 422  * GdipCreateTexture [GDIPLUS.@]
 423  *
 424  * PARAMS
 425  *  image       [I] image to use
 426  *  wrapmode    [I] optional
 427  *  texture     [O] pointer to the resulting texturebrush
 428  *
 429  * RETURNS
 430  *  SUCCESS: Ok
 431  *  FAILURE: element of GpStatus
 432  */
 433 GpStatus WINGDIPAPI GdipCreateTexture(GpImage *image, GpWrapMode wrapmode,
 434         GpTexture **texture)
 435 {
 436     UINT width, height;
 437     GpImageAttributes attributes;
 438     GpStatus stat;
 439
 440     TRACE("%p, %d %p\n", image, wrapmode, texture);
 441
 442     if (!(image && texture))
 443         return InvalidParameter;
 444
 445     stat = GdipGetImageWidth(image, &width);
 446     if (stat != Ok) return stat;
 447     stat = GdipGetImageHeight(image, &height);
 448     if (stat != Ok) return stat;
 449     attributes.wrap = wrapmode;
 450
 451     return GdipCreateTextureIA(image, &attributes, 0, 0, width, height,
 452             texture);
 453 }
 454
 455 /******************************************************************************
 456  * GdipCreateTexture2 [GDIPLUS.@]
 457  */
 458 GpStatus WINGDIPAPI GdipCreateTexture2(GpImage *image, GpWrapMode wrapmode,
 459         REAL x, REAL y, REAL width, REAL height, GpTexture **texture)
 460 {
 461     GpImageAttributes attributes;
 462
 463     TRACE("%p %d %f %f %f %f %p\n", image, wrapmode,
 464             x, y, width, height, texture);
 465
 466     attributes.wrap = wrapmode;
 467     return GdipCreateTextureIA(image, &attributes, x, y, width, height,
 468             texture);
 469 }
 470
 471 /******************************************************************************
 472  * GdipCreateTextureIA [GDIPLUS.@]
 473  *
 474  * FIXME: imageattr ignored
 475  */
 476 GpStatus WINGDIPAPI GdipCreateTextureIA(GpImage *image,
 477     GDIPCONST GpImageAttributes *imageattr, REAL x, REAL y, REAL width,
 478     REAL height, GpTexture **texture)
 479 {
 480     HDC hdc;
 481     OLE_HANDLE hbm;
 482     HBITMAP old = NULL;
 483     BITMAPINFO bmi;
 484     BITMAPINFOHEADER *bmih;
 485     INT n_x, n_y, n_width, n_height, abs_height, stride, image_stride, i, bytespp;
 486     BOOL bm_is_selected;
 487     BYTE *dibits, *buff, *textbits;
 488
 489     TRACE("(%p, %p, %.2f, %.2f, %.2f, %.2f, %p)\n", image, imageattr, x, y, width, height,
 490            texture);
 491
 492     if(!image || !texture || x < 0.0 || y < 0.0 || width < 0.0 || height < 0.0)
 493         return InvalidParameter;
 494
 495     if(image->type != ImageTypeBitmap){
 496         FIXME("not implemented for image type %d\n", image->type);
 497         return NotImplemented;
 498     }
 499
 500     n_x = roundr(x);
 501     n_y = roundr(y);
 502     n_width = roundr(width);
 503     n_height = roundr(height);
 504
 505     if(n_x + n_width > ((GpBitmap*)image)->width ||
 506        n_y + n_height > ((GpBitmap*)image)->height)
 507         return InvalidParameter;
 508
 509     IPicture_get_Handle(image->picture, &hbm);
 510     if(!hbm)   return GenericError;
 511     IPicture_get_CurDC(image->picture, &hdc);
 512     bm_is_selected = (hdc != 0);
 513
 514     bmi.bmiHeader.biSize = sizeof(BITMAPINFOHEADER);
 515     bmi.bmiHeader.biBitCount = 0;
 516
 517     if(!bm_is_selected){
 518         hdc = CreateCompatibleDC(0);
 519         old = SelectObject(hdc, (HBITMAP)hbm);
 520     }
 521
 522     /* fill out bmi */
 523     GetDIBits(hdc, (HBITMAP)hbm, 0, 0, NULL, &bmi, DIB_RGB_COLORS);
 524
 525     bytespp = bmi.bmiHeader.biBitCount / 8;
 526     abs_height = abs(bmi.bmiHeader.biHeight);
 527
 528     if(n_x > bmi.bmiHeader.biWidth || n_x + n_width > bmi.bmiHeader.biWidth ||
 529        n_y > abs_height || n_y + n_height > abs_height)
 530         return InvalidParameter;
 531
 532     dibits = GdipAlloc(bmi.bmiHeader.biSizeImage);
 533
 534     if(dibits)  /* this is not a good place to error out */
 535         GetDIBits(hdc, (HBITMAP)hbm, 0, abs_height, dibits, &bmi, DIB_RGB_COLORS);
 536
 537     if(!bm_is_selected){
 538         SelectObject(hdc, old);
 539         DeleteDC(hdc);
 540     }
 541
 542     if(!dibits)
 543         return OutOfMemory;
 544
 545     image_stride = (bmi.bmiHeader.biWidth * bytespp + 3) & ~3;
 546     stride = (n_width * bytespp + 3) & ~3;
 547     buff = GdipAlloc(sizeof(BITMAPINFOHEADER) + stride * n_height);
 548     if(!buff){
 549         GdipFree(dibits);
 550         return OutOfMemory;
 551     }
 552
 553     bmih = (BITMAPINFOHEADER*)buff;
 554     textbits = (BYTE*) (bmih + 1);
 555     bmih->biSize = sizeof(BITMAPINFOHEADER);
 556     bmih->biWidth = n_width;
 557     bmih->biHeight = n_height;
 558     bmih->biCompression = BI_RGB;
 559     bmih->biSizeImage = stride * n_height;
 560     bmih->biBitCount = bmi.bmiHeader.biBitCount;
 561     bmih->biClrUsed = 0;
 562     bmih->biPlanes = 1;
 563
 564     /* image is flipped */
 565     if(bmi.bmiHeader.biHeight > 0){
 566         dibits += bmi.bmiHeader.biSizeImage;
 567         image_stride *= -1;
 568         textbits += stride * (n_height - 1);
 569         stride *= -1;
 570     }
 571
 572     for(i = 0; i < n_height; i++)
 573         memcpy(&textbits[i * stride],
 574                &dibits[n_x * bytespp + (n_y + i) * image_stride],
 575                abs(stride));
 576
 577     *texture = GdipAlloc(sizeof(GpTexture));
 578     if (!*texture) return OutOfMemory;
 579
 580     (*texture)->brush.lb.lbStyle = BS_DIBPATTERNPT;
 581     (*texture)->brush.lb.lbColor = DIB_RGB_COLORS;
 582     (*texture)->brush.lb.lbHatch = (ULONG_PTR)buff;
 583
 584     (*texture)->brush.gdibrush = CreateBrushIndirect(&(*texture)->brush.lb);
 585     (*texture)->brush.bt = BrushTypeTextureFill;
 586
 587     GdipFree(dibits);
 588     GdipFree(buff);
 589
 590     return Ok;
 591 }
 592
 593 /******************************************************************************
 594  * GdipCreateTextureIAI [GDIPLUS.@]
 595  */
 596 GpStatus WINGDIPAPI GdipCreateTextureIAI(GpImage *image, GDIPCONST GpImageAttributes *imageattr,
 597     INT x, INT y, INT width, INT height, GpTexture **texture)
 598 {
 599     TRACE("(%p, %p, %d, %d, %d, %d, %p)\n", image, imageattr, x, y, width, height,
 600            texture);
 601
 602     return GdipCreateTextureIA(image,imageattr,(REAL)x,(REAL)y,(REAL)width,(REAL)height,texture);
 603 }
 604
 605 GpStatus WINGDIPAPI GdipCreateTexture2I(GpImage *image, GpWrapMode wrapmode,
 606         INT x, INT y, INT width, INT height, GpTexture **texture)
 607 {
 608     GpImageAttributes imageattr;
 609
 610     TRACE("%p %d %d %d %d %d %p\n", image, wrapmode, x, y, width, height,
 611             texture);
 612
 613     imageattr.wrap = wrapmode;
 614
 615     return GdipCreateTextureIA(image, &imageattr, x, y, width, height, texture);
 616 }
 617
 618 GpStatus WINGDIPAPI GdipGetBrushType(GpBrush *brush, GpBrushType *type)
 619 {
 620     TRACE("(%p, %p)\n", brush, type);
 621
 622     if(!brush || !type)  return InvalidParameter;
 623
 624     *type = brush->bt;
 625
 626     return Ok;
 627 }
 628
 629 GpStatus WINGDIPAPI GdipDeleteBrush(GpBrush *brush)
 630 {
 631     TRACE("(%p)\n", brush);
 632
 633     if(!brush)  return InvalidParameter;
 634
 635     switch(brush->bt)
 636     {
 637         case BrushTypePathGradient:
 638             GdipFree(((GpPathGradient*) brush)->pathdata.Points);
 639             GdipFree(((GpPathGradient*) brush)->pathdata.Types);
 640             GdipFree(((GpPathGradient*) brush)->blendfac);
 641             GdipFree(((GpPathGradient*) brush)->blendpos);
 642             break;
 643         case BrushTypeSolidColor:
 644         case BrushTypeLinearGradient:
 645         case BrushTypeTextureFill:
 646         default:
 647             break;
 648     }
 649
 650     DeleteObject(brush->gdibrush);
 651     GdipFree(brush);
 652
 653     return Ok;
 654 }
 655
 656 GpStatus WINGDIPAPI GdipGetLineGammaCorrection(GpLineGradient *line,
 657     BOOL *usinggamma)
 658 {
 659     TRACE("(%p, %p)\n", line, usinggamma);
 660
 661     if(!line || !usinggamma)
 662         return InvalidParameter;
 663
 664     *usinggamma = line->gamma;
 665
 666     return Ok;
 667 }
 668
 669 GpStatus WINGDIPAPI GdipGetLineWrapMode(GpLineGradient *brush, GpWrapMode *wrapmode)
 670 {
 671     TRACE("(%p, %p)\n", brush, wrapmode);
 672
 673     if(!brush || !wrapmode)
 674         return InvalidParameter;
 675
 676     *wrapmode = brush->wrap;
 677
 678     return Ok;
 679 }
 680
 681 GpStatus WINGDIPAPI GdipGetPathGradientBlend(GpPathGradient *brush, REAL *blend,
 682     REAL *positions, INT count)
 683 {
 684     TRACE("(%p, %p, %p, %d)\n", brush, blend, positions, count);
 685
 686     if(!brush || !blend || !positions || count <= 0)
 687         return InvalidParameter;
 688
 689     if(count < brush->blendcount)
 690         return InsufficientBuffer;
 691
 692     memcpy(blend, brush->blendfac, count*sizeof(REAL));
 693     if(brush->blendcount > 1){
 694         memcpy(positions, brush->blendpos, count*sizeof(REAL));
 695     }
 696
 697     return Ok;
 698 }
 699
 700 GpStatus WINGDIPAPI GdipGetPathGradientBlendCount(GpPathGradient *brush, INT *count)
 701 {
 702     TRACE("(%p, %p)\n", brush, count);
 703
 704     if(!brush || !count)
 705         return InvalidParameter;
 706
 707     *count = brush->blendcount;
 708
 709     return Ok;
 710 }
 711
 712 GpStatus WINGDIPAPI GdipGetPathGradientCenterPoint(GpPathGradient *grad,
 713     GpPointF *point)
 714 {
 715     TRACE("(%p, %p)\n", grad, point);
 716
 717     if(!grad || !point)
 718         return InvalidParameter;
 719
 720     point->X = grad->center.X;
 721     point->Y = grad->center.Y;
 722
 723     return Ok;
 724 }
 725
 726 GpStatus WINGDIPAPI GdipGetPathGradientCenterPointI(GpPathGradient *grad,
 727     GpPoint *point)
 728 {
 729     GpStatus ret;
 730     GpPointF ptf;
 731
 732     TRACE("(%p, %p)\n", grad, point);
 733
 734     if(!point)
 735         return InvalidParameter;
 736
 737     ret = GdipGetPathGradientCenterPoint(grad,&ptf);
 738
 739     if(ret == Ok){
 740         point->X = roundr(ptf.X);
 741         point->Y = roundr(ptf.Y);
 742     }
 743
 744     return ret;
 745 }
 746
 747 GpStatus WINGDIPAPI GdipGetPathGradientFocusScales(GpPathGradient *grad,
 748     REAL *x, REAL *y)
 749 {
 750     TRACE("(%p, %p, %p)\n", grad, x, y);
 751
 752     if(!grad || !x || !y)
 753         return InvalidParameter;
 754
 755     *x = grad->focus.X;
 756     *y = grad->focus.Y;
 757
 758     return Ok;
 759 }
 760
 761 GpStatus WINGDIPAPI GdipGetPathGradientGammaCorrection(GpPathGradient *grad,
 762     BOOL *gamma)
 763 {
 764     TRACE("(%p, %p)\n", grad, gamma);
 765
 766     if(!grad || !gamma)
 767         return InvalidParameter;
 768
 769     *gamma = grad->gamma;
 770
 771     return Ok;
 772 }
 773
 774 GpStatus WINGDIPAPI GdipGetPathGradientPointCount(GpPathGradient *grad,
 775     INT *count)
 776 {
 777     TRACE("(%p, %p)\n", grad, count);
 778
 779     if(!grad || !count)
 780         return InvalidParameter;
 781
 782     *count = grad->pathdata.Count;
 783
 784     return Ok;
 785 }
 786
 787 GpStatus WINGDIPAPI GdipGetPathGradientRect(GpPathGradient *brush, GpRectF *rect)
 788 {
 789     GpRectF r;
 790     GpPath* path;
 791     GpStatus stat;
 792
 793     TRACE("(%p, %p)\n", brush, rect);
 794
 795     if(!brush || !rect)
 796         return InvalidParameter;
 797
 798     stat = GdipCreatePath2(brush->pathdata.Points, brush->pathdata.Types,
 799                            brush->pathdata.Count, FillModeAlternate, &path);
 800     if(stat != Ok)  return stat;
 801
 802     stat = GdipGetPathWorldBounds(path, &r, NULL, NULL);
 803     if(stat != Ok){
 804         GdipDeletePath(path);
 805         return stat;
 806     }
 807
 808     memcpy(rect, &r, sizeof(GpRectF));
 809
 810     GdipDeletePath(path);
 811
 812     return Ok;
 813 }
 814
 815 GpStatus WINGDIPAPI GdipGetPathGradientRectI(GpPathGradient *brush, GpRect *rect)
 816 {
 817     GpRectF rectf;
 818     GpStatus stat;
 819
 820     TRACE("(%p, %p)\n", brush, rect);
 821
 822     if(!brush || !rect)
 823         return InvalidParameter;
 824
 825     stat = GdipGetPathGradientRect(brush, &rectf);
 826     if(stat != Ok)  return stat;
 827
 828     rect->X = roundr(rectf.X);
 829     rect->Y = roundr(rectf.Y);
 830     rect->Width  = roundr(rectf.Width);
 831     rect->Height = roundr(rectf.Height);
 832
 833     return Ok;
 834 }
 835
 836 GpStatus WINGDIPAPI GdipGetPathGradientSurroundColorsWithCount(GpPathGradient
 837     *grad, ARGB *argb, INT *count)
 838 {
 839     static int calls;
 840
 841     if(!grad || !argb || !count || (*count < grad->pathdata.Count))
 842         return InvalidParameter;
 843
 844     if(!(calls++))
 845         FIXME("not implemented\n");
 846
 847     return NotImplemented;
 848 }
 849
 850 GpStatus WINGDIPAPI GdipGetPathGradientWrapMode(GpPathGradient *brush,
 851     GpWrapMode *wrapmode)
 852 {
 853     TRACE("(%p, %p)\n", brush, wrapmode);
 854
 855     if(!brush || !wrapmode)
 856         return InvalidParameter;
 857
 858     *wrapmode = brush->wrap;
 859
 860     return Ok;
 861 }
 862
 863 GpStatus WINGDIPAPI GdipGetSolidFillColor(GpSolidFill *sf, ARGB *argb)
 864 {
 865     TRACE("(%p, %p)\n", sf, argb);
 866
 867     if(!sf || !argb)
 868         return InvalidParameter;
 869
 870     *argb = sf->color;
 871
 872     return Ok;
 873 }
 874
 875 GpStatus WINGDIPAPI GdipSetLineBlend(GpLineGradient *brush,
 876     GDIPCONST REAL *blend, GDIPCONST REAL* positions, INT count)
 877 {
 878     static int calls;
 879
 880     if(!brush || !blend || !positions || count <= 0)
 881         return InvalidParameter;
 882
 883     if(!(calls++))
 884         FIXME("not implemented\n");
 885
 886     return Ok;
 887 }
 888
 889 GpStatus WINGDIPAPI GdipSetLineGammaCorrection(GpLineGradient *line,
 890     BOOL usegamma)
 891 {
 892     TRACE("(%p, %d)\n", line, usegamma);
 893
 894     if(!line)
 895         return InvalidParameter;
 896
 897     line->gamma = usegamma;
 898
 899     return Ok;
 900 }
 901
 902 GpStatus WINGDIPAPI GdipSetLineSigmaBlend(GpLineGradient *line, REAL focus,
 903     REAL scale)
 904 {
 905     static int calls;
 906
 907     if(!line || focus < 0.0 || focus > 1.0 || scale < 0.0 || scale > 1.0)
 908         return InvalidParameter;
 909
 910     if(!(calls++))
 911         FIXME("not implemented\n");
 912
 913     return NotImplemented;
 914 }
 915
 916 GpStatus WINGDIPAPI GdipSetLineWrapMode(GpLineGradient *line,
 917     GpWrapMode wrap)
 918 {
 919     TRACE("(%p, %d)\n", line, wrap);
 920
 921     if(!line || wrap == WrapModeClamp)
 922         return InvalidParameter;
 923
 924     line->wrap = wrap;
 925
 926     return Ok;
 927 }
 928
 929 GpStatus WINGDIPAPI GdipSetPathGradientCenterColor(GpPathGradient *grad,
 930     ARGB argb)
 931 {
 932     TRACE("(%p, %x)\n", grad, argb);
 933
 934     if(!grad)
 935         return InvalidParameter;
 936
 937     grad->centercolor = argb;
 938     grad->brush.lb.lbColor = ARGB2COLORREF(argb);
 939
 940     DeleteObject(grad->brush.gdibrush);
 941     grad->brush.gdibrush = CreateSolidBrush(grad->brush.lb.lbColor);
 942
 943     return Ok;
 944 }
 945
 946 GpStatus WINGDIPAPI GdipSetPathGradientCenterPoint(GpPathGradient *grad,
 947     GpPointF *point)
 948 {
 949     TRACE("(%p, %p)\n", grad, point);
 950
 951     if(!grad || !point)
 952         return InvalidParameter;
 953
 954     grad->center.X = point->X;
 955     grad->center.Y = point->Y;
 956
 957     return Ok;
 958 }
 959
 960 GpStatus WINGDIPAPI GdipSetPathGradientCenterPointI(GpPathGradient *grad,
 961     GpPoint *point)
 962 {
 963     GpPointF ptf;
 964
 965     TRACE("(%p, %p)\n", grad, point);
 966
 967     if(!point)
 968         return InvalidParameter;
 969
 970     ptf.X = (REAL)point->X;
 971     ptf.Y = (REAL)point->Y;
 972
 973     return GdipSetPathGradientCenterPoint(grad,&ptf);
 974 }
 975
 976 GpStatus WINGDIPAPI GdipSetPathGradientFocusScales(GpPathGradient *grad,
 977     REAL x, REAL y)
 978 {
 979     TRACE("(%p, %.2f, %.2f)\n", grad, x, y);
 980
 981     if(!grad)
 982         return InvalidParameter;
 983
 984     grad->focus.X = x;
 985     grad->focus.Y = y;
 986
 987     return Ok;
 988 }
 989
 990 GpStatus WINGDIPAPI GdipSetPathGradientGammaCorrection(GpPathGradient *grad,
 991     BOOL gamma)
 992 {
 993     TRACE("(%p, %d)\n", grad, gamma);
 994
 995     if(!grad)
 996         return InvalidParameter;
 997
 998     grad->gamma = gamma;
 999
1000     return Ok;
1001 }
1002
1003 GpStatus WINGDIPAPI GdipSetPathGradientSigmaBlend(GpPathGradient *grad,
1004     REAL focus, REAL scale)
1005 {
1006     static int calls;
1007
1008     if(!grad || focus < 0.0 || focus > 1.0 || scale < 0.0 || scale > 1.0)
1009         return InvalidParameter;
1010
1011     if(!(calls++))
1012         FIXME("not implemented\n");
1013
1014     return NotImplemented;
1015 }
1016
1017 GpStatus WINGDIPAPI GdipSetPathGradientSurroundColorsWithCount(GpPathGradient
1018     *grad, ARGB *argb, INT *count)
1019 {
1020     static int calls;
1021
1022     if(!grad || !argb || !count || (*count <= 0) ||
1023         (*count > grad->pathdata.Count))
1024         return InvalidParameter;
1025
1026     if(!(calls++))
1027         FIXME("not implemented\n");
1028
1029     return NotImplemented;
1030 }
1031
1032 GpStatus WINGDIPAPI GdipSetPathGradientWrapMode(GpPathGradient *grad,
1033     GpWrapMode wrap)
1034 {
1035     TRACE("(%p, %d)\n", grad, wrap);
1036
1037     if(!grad)
1038         return InvalidParameter;
1039
1040     grad->wrap = wrap;
1041
1042     return Ok;
1043 }
1044
1045 GpStatus WINGDIPAPI GdipSetSolidFillColor(GpSolidFill *sf, ARGB argb)
1046 {
1047     TRACE("(%p, %x)\n", sf, argb);
1048
1049     if(!sf)
1050         return InvalidParameter;
1051
1052     sf->color = argb;
1053     sf->brush.lb.lbColor = ARGB2COLORREF(argb);
1054
1055     DeleteObject(sf->brush.gdibrush);
1056     sf->brush.gdibrush = CreateSolidBrush(sf->brush.lb.lbColor);
1057
1058     return Ok;
1059 }
1060
1061 GpStatus WINGDIPAPI GdipSetTextureTransform(GpTexture *texture,
1062     GDIPCONST GpMatrix *matrix)
1063 {
1064     static int calls;
1065
1066     if(!texture || !matrix)
1067         return InvalidParameter;
1068
1069     if(!(calls++))
1070         FIXME("not implemented\n");
1071
1072     return Ok;
1073 }
1074
1075 GpStatus WINGDIPAPI GdipSetLineColors(GpLineGradient *brush, ARGB color1,
1076     ARGB color2)
1077 {
1078     TRACE("(%p, %x, %x)\n", brush, color1, color2);
1079
1080     if(!brush)
1081         return InvalidParameter;
1082
1083     brush->startcolor = color1;
1084     brush->endcolor   = color2;
1085
1086     return Ok;
1087 }
1088
1089 GpStatus WINGDIPAPI GdipGetLineColors(GpLineGradient *brush, ARGB *colors)
1090 {
1091     TRACE("(%p, %p)\n", brush, colors);
1092
1093     if(!brush || !colors)
1094         return InvalidParameter;
1095
1096     colors[0] = brush->startcolor;
1097     colors[1] = brush->endcolor;
1098
1099     return Ok;
1100 }
1101
1102 GpStatus WINGDIPAPI GdipSetLineLinearBlend(GpLineGradient *brush, REAL focus,
1103     REAL scale)
1104 {
1105     static int calls;
1106
1107     if(!(calls++))
1108         FIXME("not implemented\n");
1109
1110     return NotImplemented;
1111 }
1112
1113 GpStatus WINGDIPAPI GdipSetLinePresetBlend(GpLineGradient *brush,
1114     GDIPCONST ARGB *blend, GDIPCONST REAL* positions, INT count)
1115 {
1116     static int calls;
1117
1118     if(!(calls++))
1119         FIXME("not implemented\n");
1120
1121     return NotImplemented;
1122 }
1123
1124 GpStatus WINGDIPAPI GdipSetLineTransform(GpLineGradient *brush,
1125     GDIPCONST GpMatrix *matrix)
1126 {
1127     static int calls;
1128
1129     if(!(calls++))
1130         FIXME("not implemented\n");
1131
1132     return NotImplemented;
1133 }
1134
1135 GpStatus WINGDIPAPI GdipTranslateLineTransform(GpLineGradient* brush,
1136         REAL dx, REAL dy, GpMatrixOrder order)
1137 {
1138     FIXME("stub: %p %f %f %d\n", brush, dx, dy, order);
1139
1140     return NotImplemented;
1141 }
1142
1143 GpStatus WINGDIPAPI GdipGetLineRect(GpLineGradient *brush, GpRectF *rect)
1144 {
1145     TRACE("(%p, %p)\n", brush, rect);
1146
1147     if(!brush || !rect)
1148         return InvalidParameter;
1149
1150     rect->X = (brush->startpoint.X < brush->endpoint.X ? brush->startpoint.X: brush->endpoint.X);
1151     rect->Y = (brush->startpoint.Y < brush->endpoint.Y ? brush->startpoint.Y: brush->endpoint.Y);
1152
1153     rect->Width  = fabs(brush->startpoint.X - brush->endpoint.X);
1154     rect->Height = fabs(brush->startpoint.Y - brush->endpoint.Y);
1155
1156     return Ok;
1157 }
1158
1159 GpStatus WINGDIPAPI GdipGetLineRectI(GpLineGradient *brush, GpRect *rect)
1160 {
1161     GpRectF  rectF;
1162     GpStatus ret;
1163
1164     TRACE("(%p, %p)\n", brush, rect);
1165
1166     if(!rect)
1167         return InvalidParameter;
1168
1169     ret = GdipGetLineRect(brush, &rectF);
1170
1171     if(ret == Ok){
1172         rect->X      = roundr(rectF.X);
1173         rect->Y      = roundr(rectF.Y);
1174         rect->Width  = roundr(rectF.Width);
1175         rect->Height = roundr(rectF.Height);
1176     }
1177
1178     return ret;
1179 }