dlls/gdiplus/font.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 "wingdi.h"
  24 #include "winnls.h"
  25 #include "winreg.h"
  26 #include "wine/debug.h"
  27 #include "wine/unicode.h"
  28
  29 WINE_DEFAULT_DEBUG_CHANNEL (gdiplus);
  30
  31 #include "objbase.h"
  32
  33 #include "gdiplus.h"
  34 #include "gdiplus_private.h"
  35
  36 static const REAL mm_per_inch = 25.4;
  37 static const REAL inch_per_point = 1.0/72.0;
  38
  39 static inline REAL get_dpi (void)
  40 {
  41     REAL dpi;
  42     GpGraphics *graphics;
  43     HDC hdc = GetDC(0);
  44     GdipCreateFromHDC (hdc, &graphics);
  45     GdipGetDpiX(graphics, &dpi);
  46     GdipDeleteGraphics(graphics);
  47     ReleaseDC (0, hdc);
  48
  49     return dpi;
  50 }
  51
  52 static inline REAL point_to_pixel (REAL point)
  53 {
  54     return point * get_dpi() * inch_per_point;
  55 }
  56
  57 static inline REAL inch_to_pixel (REAL inch)
  58 {
  59     return inch * get_dpi();
  60 }
  61
  62 static inline REAL document_to_pixel (REAL doc)
  63 {
  64     return doc * (get_dpi() / 300.0); /* Per MSDN */
  65 }
  66
  67 static inline REAL mm_to_pixel (REAL mm)
  68 {
  69     return mm * (get_dpi() / mm_per_inch);
  70 }
  71
  72 /*******************************************************************************
  73  * GdipCreateFont [GDIPLUS.@]
  74  *
  75  * Create a new font based off of a FontFamily
  76  *
  77  * PARAMS
  78  *  *fontFamily     [I] Family to base the font off of
  79  *  emSize          [I] Size of the font
  80  *  style           [I] Bitwise OR of FontStyle enumeration
  81  *  unit            [I] Unit emSize is measured in
  82  *  **font          [I] the resulting Font object
  83  *
  84  * RETURNS
  85  *  SUCCESS: Ok
  86  *  FAILURE: InvalidParameter if fontfamily or font is NULL.
  87  *  FAILURE: FontFamilyNotFound if an invalid FontFamily is given
  88  *
  89  * NOTES
  90  *  UnitDisplay is unsupported.
  91  *  emSize is stored separately from lfHeight, to hold the fraction.
  92  */
  93 GpStatus WINGDIPAPI GdipCreateFont(GDIPCONST GpFontFamily *fontFamily,
  94                         REAL emSize, INT style, Unit unit, GpFont **font)
  95 {
  96     WCHAR facename[LF_FACESIZE];
  97     LOGFONTW* lfw;
  98     const NEWTEXTMETRICW* tmw;
  99     GpStatus stat;
 100
 101     if (!fontFamily || !font)
 102         return InvalidParameter;
 103
 104     TRACE("%p (%s), %f, %d, %d, %p\n", fontFamily,
 105             debugstr_w(fontFamily->FamilyName), emSize, style, unit, font);
 106
 107     stat = GdipGetFamilyName (fontFamily, facename, 0);
 108     if (stat != Ok) return stat;
 109     *font = GdipAlloc(sizeof(GpFont));
 110
 111     tmw = &fontFamily->tmw;
 112     lfw = &((*font)->lfw);
 113     ZeroMemory(&(*lfw), sizeof(*lfw));
 114
 115     lfw->lfWeight = tmw->tmWeight;
 116     lfw->lfItalic = tmw->tmItalic;
 117     lfw->lfUnderline = tmw->tmUnderlined;
 118     lfw->lfStrikeOut = tmw->tmStruckOut;
 119     lfw->lfCharSet = tmw->tmCharSet;
 120     lfw->lfPitchAndFamily = tmw->tmPitchAndFamily;
 121     lstrcpynW(lfw->lfFaceName, facename, LF_FACESIZE);
 122
 123     switch (unit)
 124     {
 125         case UnitWorld:
 126             /* FIXME: Figure out when World != Pixel */
 127             lfw->lfHeight = emSize; break;
 128         case UnitDisplay:
 129             FIXME("Unknown behavior for UnitDisplay! Please report!\n");
 130             /* FIXME: Figure out how this works...
 131              * MSDN says that if "DISPLAY" is a monitor, then pixel should be
 132              * used. That's not what I got. Tests on Windows revealed no output,
 133              * and the tests in tests/font crash windows */
 134             lfw->lfHeight = 0; break;
 135         case UnitPixel:
 136             lfw->lfHeight = emSize; break;
 137         case UnitPoint:
 138             lfw->lfHeight = point_to_pixel(emSize); break;
 139         case UnitInch:
 140             lfw->lfHeight = inch_to_pixel(emSize); break;
 141         case UnitDocument:
 142             lfw->lfHeight = document_to_pixel(emSize); break;
 143         case UnitMillimeter:
 144             lfw->lfHeight = mm_to_pixel(emSize); break;
 145     }
 146
 147     lfw->lfHeight *= -1;
 148
 149     lfw->lfWeight = style & FontStyleBold ? 700 : 400;
 150     lfw->lfItalic = style & FontStyleItalic;
 151     lfw->lfUnderline = style & FontStyleUnderline;
 152     lfw->lfStrikeOut = style & FontStyleStrikeout;
 153
 154     (*font)->unit = unit;
 155     (*font)->emSize = emSize;
 156     (*font)->height = tmw->ntmSizeEM;
 157     (*font)->line_spacing = tmw->tmAscent + tmw->tmDescent + tmw->tmExternalLeading;
 158
 159     return Ok;
 160 }
 161
 162 /*******************************************************************************
 163  * GdipCreateFontFromLogfontW [GDIPLUS.@]
 164  */
 165 GpStatus WINGDIPAPI GdipCreateFontFromLogfontW(HDC hdc,
 166     GDIPCONST LOGFONTW *logfont, GpFont **font)
 167 {
 168     HFONT hfont, oldfont;
 169     TEXTMETRICW textmet;
 170
 171     TRACE("(%p, %p, %p)\n", hdc, logfont, font);
 172
 173     if(!logfont || !font)
 174         return InvalidParameter;
 175
 176     if (logfont->lfFaceName[0] == 0)
 177         return NotTrueTypeFont;
 178
 179     *font = GdipAlloc(sizeof(GpFont));
 180     if(!*font)  return OutOfMemory;
 181
 182     memcpy((*font)->lfw.lfFaceName, logfont->lfFaceName, LF_FACESIZE *
 183            sizeof(WCHAR));
 184     (*font)->lfw.lfHeight = logfont->lfHeight;
 185     (*font)->lfw.lfItalic = logfont->lfItalic;
 186     (*font)->lfw.lfUnderline = logfont->lfUnderline;
 187     (*font)->lfw.lfStrikeOut = logfont->lfStrikeOut;
 188
 189     (*font)->emSize = logfont->lfHeight;
 190     (*font)->unit = UnitPixel;
 191
 192     hfont = CreateFontIndirectW(&(*font)->lfw);
 193     oldfont = SelectObject(hdc, hfont);
 194     GetTextMetricsW(hdc, &textmet);
 195
 196     (*font)->lfw.lfHeight = -textmet.tmHeight;
 197     (*font)->lfw.lfWeight = textmet.tmWeight;
 198
 199     (*font)->height = 1; /* FIXME: need NEWTEXTMETRIC.ntmSizeEM here */
 200     (*font)->line_spacing = textmet.tmAscent + textmet.tmDescent + textmet.tmExternalLeading;
 201
 202     SelectObject(hdc, oldfont);
 203     DeleteObject(hfont);
 204
 205     return Ok;
 206 }
 207
 208 /*******************************************************************************
 209  * GdipCreateFontFromLogfontA [GDIPLUS.@]
 210  */
 211 GpStatus WINGDIPAPI GdipCreateFontFromLogfontA(HDC hdc,
 212     GDIPCONST LOGFONTA *lfa, GpFont **font)
 213 {
 214     LOGFONTW lfw;
 215
 216     TRACE("(%p, %p, %p)\n", hdc, lfa, font);
 217
 218     if(!lfa || !font)
 219         return InvalidParameter;
 220
 221     memcpy(&lfw, lfa, FIELD_OFFSET(LOGFONTA,lfFaceName) );
 222
 223     if(!MultiByteToWideChar(CP_ACP, 0, lfa->lfFaceName, -1, lfw.lfFaceName, LF_FACESIZE))
 224         return GenericError;
 225
 226     GdipCreateFontFromLogfontW(hdc, &lfw, font);
 227
 228     return Ok;
 229 }
 230
 231 /*******************************************************************************
 232  * GdipDeleteFont [GDIPLUS.@]
 233  */
 234 GpStatus WINGDIPAPI GdipDeleteFont(GpFont* font)
 235 {
 236     TRACE("(%p)\n", font);
 237
 238     if(!font)
 239         return InvalidParameter;
 240
 241     GdipFree(font);
 242
 243     return Ok;
 244 }
 245
 246 /*******************************************************************************
 247  * GdipCreateFontFromDC [GDIPLUS.@]
 248  */
 249 GpStatus WINGDIPAPI GdipCreateFontFromDC(HDC hdc, GpFont **font)
 250 {
 251     HFONT hfont;
 252     LOGFONTW lfw;
 253
 254     TRACE("(%p, %p)\n", hdc, font);
 255
 256     if(!font)
 257         return InvalidParameter;
 258
 259     hfont = GetCurrentObject(hdc, OBJ_FONT);
 260     if(!hfont)
 261         return GenericError;
 262
 263     if(!GetObjectW(hfont, sizeof(LOGFONTW), &lfw))
 264         return GenericError;
 265
 266     return GdipCreateFontFromLogfontW(hdc, &lfw, font);
 267 }
 268
 269 /*******************************************************************************
 270  * GdipGetFamily [GDIPLUS.@]
 271  *
 272  * Returns the FontFamily for the specified Font
 273  *
 274  * PARAMS
 275  *  font    [I] Font to request from
 276  *  family  [O] Resulting FontFamily object
 277  *
 278  * RETURNS
 279  *  SUCCESS: Ok
 280  *  FAILURE: An element of GpStatus
 281  */
 282 GpStatus WINGDIPAPI GdipGetFamily(GpFont *font, GpFontFamily **family)
 283 {
 284     TRACE("%p %p\n", font, family);
 285
 286     if (!(font && family))
 287         return InvalidParameter;
 288
 289     return GdipCreateFontFamilyFromName(font->lfw.lfFaceName, NULL, family);
 290 }
 291
 292 /******************************************************************************
 293  * GdipGetFontSize [GDIPLUS.@]
 294  *
 295  * Returns the size of the font in Units
 296  *
 297  * PARAMS
 298  *  *font       [I] The font to retrieve size from
 299  *  *size       [O] Pointer to hold retrieved value
 300  *
 301  * RETURNS
 302  *  SUCCESS: Ok
 303  *  FAILURE: InvalidParamter (font or size was NULL)
 304  *
 305  * NOTES
 306  *  Size returned is actually emSize -- not internal size used for drawing.
 307  */
 308 GpStatus WINGDIPAPI GdipGetFontSize(GpFont *font, REAL *size)
 309 {
 310     TRACE("(%p, %p)\n", font, size);
 311
 312     if (!(font && size)) return InvalidParameter;
 313
 314     *size = font->emSize;
 315
 316     return Ok;
 317 }
 318
 319 /*******************************************************************************
 320  * GdipGetFontStyle [GDIPLUS.@]
 321  *
 322  * Gets the font's style, returned in bitwise OR of FontStyle enumeration
 323  *
 324  * PARAMS
 325  *  font    [I] font to request from
 326  *  style   [O] resulting pointer to a FontStyle enumeration
 327  *
 328  * RETURNS
 329  *  SUCCESS: Ok
 330  *  FAILURE: InvalidParameter
 331  */
 332 GpStatus WINGDIPAPI GdipGetFontStyle(GpFont *font, INT *style)
 333 {
 334     TRACE("%p %p\n", font, style);
 335
 336     if (!(font && style))
 337         return InvalidParameter;
 338
 339     if (font->lfw.lfWeight > 400)
 340         *style = FontStyleBold;
 341     else
 342         *style = 0;
 343     if (font->lfw.lfItalic)
 344         *style |= FontStyleItalic;
 345     if (font->lfw.lfUnderline)
 346         *style |= FontStyleUnderline;
 347     if (font->lfw.lfStrikeOut)
 348         *style |= FontStyleStrikeout;
 349
 350     return Ok;
 351 }
 352
 353 /*******************************************************************************
 354  * GdipGetFontUnit  [GDIPLUS.@]
 355  *
 356  * PARAMS
 357  *  font    [I] Font to retrieve from
 358  *  unit    [O] Return value
 359  *
 360  * RETURNS
 361  *  FAILURE: font or unit was NULL
 362  *  OK: otherwise
 363  */
 364 GpStatus WINGDIPAPI GdipGetFontUnit(GpFont *font, Unit *unit)
 365 {
 366     TRACE("(%p, %p)\n", font, unit);
 367
 368     if (!(font && unit)) return InvalidParameter;
 369
 370     *unit = font->unit;
 371
 372     return Ok;
 373 }
 374
 375 /*******************************************************************************
 376  * GdipGetLogFontW [GDIPLUS.@]
 377  */
 378 GpStatus WINGDIPAPI GdipGetLogFontW(GpFont *font, GpGraphics *graphics,
 379     LOGFONTW *lfw)
 380 {
 381     TRACE("(%p, %p, %p)\n", font, graphics, lfw);
 382
 383     /* FIXME: use graphics */
 384     if(!font || !graphics || !lfw)
 385         return InvalidParameter;
 386
 387     *lfw = font->lfw;
 388
 389     return Ok;
 390 }
 391
 392 /*******************************************************************************
 393  * GdipCloneFont [GDIPLUS.@]
 394  */
 395 GpStatus WINGDIPAPI GdipCloneFont(GpFont *font, GpFont **cloneFont)
 396 {
 397     TRACE("(%p, %p)\n", font, cloneFont);
 398
 399     if(!font || !cloneFont)
 400         return InvalidParameter;
 401
 402     *cloneFont = GdipAlloc(sizeof(GpFont));
 403     if(!*cloneFont)    return OutOfMemory;
 404
 405     **cloneFont = *font;
 406
 407     return Ok;
 408 }
 409
 410 /*******************************************************************************
 411  * GdipGetFontHeight [GDIPLUS.@]
 412  * PARAMS
 413  *  font        [I] Font to retrieve height from
 414  *  graphics    [I] The current graphics context
 415  *  height      [O] Resulting height
 416  * RETURNS
 417  *  SUCCESS: Ok
 418  *  FAILURE: Another element of GpStatus
 419  *
 420  * NOTES
 421  *  Forwards to GdipGetFontHeightGivenDPI
 422  */
 423 GpStatus WINGDIPAPI GdipGetFontHeight(GDIPCONST GpFont *font,
 424         GDIPCONST GpGraphics *graphics, REAL *height)
 425 {
 426     REAL dpi;
 427
 428     TRACE("%p %p %p\n", font, graphics, height);
 429
 430     dpi = GetDeviceCaps(graphics->hdc, LOGPIXELSY);
 431
 432     return GdipGetFontHeightGivenDPI(font, dpi, height);
 433 }
 434
 435 /*******************************************************************************
 436  * GdipGetFontHeightGivenDPI [GDIPLUS.@]
 437  * PARAMS
 438  *  font        [I] Font to retrieve DPI from
 439  *  dpi         [I] DPI to assume
 440  *  height      [O] Return value
 441  *
 442  * RETURNS
 443  *  SUCCESS: Ok
 444  *  FAILURE: InvalidParameter if font or height is NULL
 445  *
 446  * NOTES
 447  *  According to MSDN, the result is (lineSpacing)*(fontSize / emHeight)*dpi
 448  *  (for anything other than unit Pixel)
 449  */
 450 GpStatus WINGDIPAPI GdipGetFontHeightGivenDPI(GDIPCONST GpFont *font, REAL dpi, REAL *height)
 451 {
 452     REAL font_height;
 453
 454     TRACE("%p (%s), %f, %p\n", font,
 455             debugstr_w(font->lfw.lfFaceName), dpi, height);
 456
 457     if (!(font && height)) return InvalidParameter;
 458
 459     font_height = font->line_spacing * (font->emSize / font->height);
 460
 461     switch (font->unit)
 462     {
 463         case UnitPixel:
 464             *height = font_height;
 465             break;
 466         case UnitPoint:
 467             *height = font_height * dpi * inch_per_point;
 468             break;
 469         case UnitInch:
 470             *height = font_height * dpi;
 471             break;
 472         case UnitDocument:
 473             *height = font_height * (dpi / 300.0);
 474             break;
 475         case UnitMillimeter:
 476             *height = font_height * (dpi / mm_per_inch);
 477             break;
 478         default:
 479             FIXME("Unhandled unit type: %d\n", font->unit);
 480             return NotImplemented;
 481     }
 482
 483     return Ok;
 484 }
 485
 486 /***********************************************************************
 487  * Borrowed from GDI32:
 488  *
 489  * Elf is really an ENUMLOGFONTEXW, and ntm is a NEWTEXTMETRICEXW.
 490  *     We have to use other types because of the FONTENUMPROCW definition.
 491  */
 492 static INT CALLBACK is_font_installed_proc(const LOGFONTW *elf,
 493                             const TEXTMETRICW *ntm, DWORD type, LPARAM lParam)
 494 {
 495     if (!ntm)
 496     {
 497         return 1;
 498     }
 499
 500     *(NEWTEXTMETRICW*)lParam = *(const NEWTEXTMETRICW*)ntm;
 501
 502     return 0;
 503 }
 504
 505 static BOOL find_installed_font(const WCHAR *name, NEWTEXTMETRICW *ntm)
 506 {
 507     HDC hdc = GetDC(0);
 508     BOOL ret = FALSE;
 509
 510     if(!EnumFontFamiliesW(hdc, name, is_font_installed_proc, (LPARAM)ntm))
 511         ret = TRUE;
 512
 513     ReleaseDC(0, hdc);
 514     return ret;
 515 }
 516
 517 /*******************************************************************************
 518  * GdipCreateFontFamilyFromName [GDIPLUS.@]
 519  *
 520  * Creates a font family object based on a supplied name
 521  *
 522  * PARAMS
 523  *  name               [I] Name of the font
 524  *  fontCollection     [I] What font collection (if any) the font belongs to (may be NULL)
 525  *  FontFamily         [O] Pointer to the resulting FontFamily object
 526  *
 527  * RETURNS
 528  *  SUCCESS: Ok
 529  *  FAILURE: FamilyNotFound if the requested FontFamily does not exist on the system
 530  *  FAILURE: Invalid parameter if FontFamily or name is NULL
 531  *
 532  * NOTES
 533  *   If fontCollection is NULL then the object is not part of any collection
 534  *
 535  */
 536
 537 GpStatus WINGDIPAPI GdipCreateFontFamilyFromName(GDIPCONST WCHAR *name,
 538                                         GpFontCollection *fontCollection,
 539                                         GpFontFamily **FontFamily)
 540 {
 541     GpFontFamily* ffamily;
 542     NEWTEXTMETRICW ntm;
 543
 544     TRACE("%s, %p %p\n", debugstr_w(name), fontCollection, FontFamily);
 545
 546     if (!(name && FontFamily))
 547         return InvalidParameter;
 548     if (fontCollection)
 549         FIXME("No support for FontCollections yet!\n");
 550
 551     if (!find_installed_font(name, &ntm))
 552         return FontFamilyNotFound;
 553
 554     ffamily = GdipAlloc(sizeof (GpFontFamily));
 555     if (!ffamily) return OutOfMemory;
 556
 557     ffamily->tmw = ntm;
 558     lstrcpynW(ffamily->FamilyName, name, LF_FACESIZE);
 559
 560     *FontFamily = ffamily;
 561
 562     return Ok;
 563 }
 564
 565 /*******************************************************************************
 566  * GdipCloneFontFamily [GDIPLUS.@]
 567  *
 568  * Creates a deep copy of a Font Family object
 569  *
 570  * PARAMS
 571  *  FontFamily          [I] Font to clone
 572  *  clonedFontFamily    [O] The resulting cloned font
 573  *
 574  * RETURNS
 575  *  SUCCESS: Ok
 576  */
 577 GpStatus WINGDIPAPI GdipCloneFontFamily(GpFontFamily* FontFamily, GpFontFamily** clonedFontFamily)
 578 {
 579     if (!(FontFamily && clonedFontFamily)) return InvalidParameter;
 580
 581     TRACE("stub: %p (%s), %p\n", FontFamily,
 582             debugstr_w(FontFamily->FamilyName), clonedFontFamily);
 583
 584     *clonedFontFamily = GdipAlloc(sizeof(GpFontFamily));
 585     if (!*clonedFontFamily) return OutOfMemory;
 586
 587     (*clonedFontFamily)->tmw = FontFamily->tmw;
 588     lstrcpyW((*clonedFontFamily)->FamilyName, FontFamily->FamilyName);
 589
 590     return Ok;
 591 }
 592
 593 /*******************************************************************************
 594  * GdipGetFamilyName [GDIPLUS.@]
 595  *
 596  * Returns the family name into name
 597  *
 598  * PARAMS
 599  *  *family     [I] Family to retrieve from
 600  *  *name       [O] WCHARS of the family name
 601  *  LANGID      [I] charset
 602  *
 603  * RETURNS
 604  *  SUCCESS: Ok
 605  *  FAILURE: InvalidParameter if family is NULL
 606  *
 607  * NOTES
 608  *   If name is a NULL ptr, then both XP and Vista will crash (so we do as well)
 609  */
 610 GpStatus WINGDIPAPI GdipGetFamilyName (GDIPCONST GpFontFamily *family,
 611                                        WCHAR *name, LANGID language)
 612 {
 613     if (family == NULL)
 614          return InvalidParameter;
 615
 616     TRACE("%p, %p, %d\n", family, name, language);
 617
 618     if (language != LANG_NEUTRAL)
 619         FIXME("No support for handling of multiple languages!\n");
 620
 621     lstrcpynW (name, family->FamilyName, LF_FACESIZE);
 622
 623     return Ok;
 624 }
 625
 626
 627 /*****************************************************************************
 628  * GdipDeleteFontFamily [GDIPLUS.@]
 629  *
 630  * Removes the specified FontFamily
 631  *
 632  * PARAMS
 633  *  *FontFamily         [I] The family to delete
 634  *
 635  * RETURNS
 636  *  SUCCESS: Ok
 637  *  FAILURE: InvalidParameter if FontFamily is NULL.
 638  *
 639  */
 640 GpStatus WINGDIPAPI GdipDeleteFontFamily(GpFontFamily *FontFamily)
 641 {
 642     if (!FontFamily)
 643         return InvalidParameter;
 644     TRACE("Deleting %p (%s)\n", FontFamily, debugstr_w(FontFamily->FamilyName));
 645
 646     GdipFree (FontFamily);
 647
 648     return Ok;
 649 }
 650
 651 GpStatus WINGDIPAPI GdipGetCellAscent(GDIPCONST GpFontFamily *family,
 652         INT style, UINT16* CellAscent)
 653 {
 654     if (!(family && CellAscent)) return InvalidParameter;
 655
 656     *CellAscent = family->tmw.tmAscent;
 657
 658     return Ok;
 659 }
 660
 661 GpStatus WINGDIPAPI GdipGetCellDescent(GDIPCONST GpFontFamily *family,
 662         INT style, UINT16* CellDescent)
 663 {
 664     TRACE("(%p, %d, %p)\n", family, style, CellDescent);
 665
 666     if (!(family && CellDescent)) return InvalidParameter;
 667
 668     *CellDescent = family->tmw.tmDescent;
 669
 670     return Ok;
 671 }
 672
 673 /*******************************************************************************
 674  * GdipGetEmHeight [GDIPLUS.@]
 675  *
 676  * Gets the height of the specified family in EmHeights
 677  *
 678  * PARAMS
 679  *  family      [I] Family to retrieve from
 680  *  style       [I] (optional) style
 681  *  EmHeight    [O] return value
 682  *
 683  * RETURNS
 684  *  SUCCESS: Ok
 685  *  FAILURE: InvalidParameter
 686  */
 687 GpStatus WINGDIPAPI GdipGetEmHeight(GDIPCONST GpFontFamily *family, INT style, UINT16* EmHeight)
 688 {
 689     if (!(family && EmHeight)) return InvalidParameter;
 690
 691     TRACE("%p (%s), %d, %p\n", family, debugstr_w(family->FamilyName), style, EmHeight);
 692
 693     *EmHeight = family->tmw.ntmSizeEM;
 694
 695     return Ok;
 696 }
 697
 698
 699 /*******************************************************************************
 700  * GdipGetLineSpacing [GDIPLUS.@]
 701  *
 702  * Returns the line spacing in design units
 703  *
 704  * PARAMS
 705  *  family      [I] Family to retrieve from
 706  *  style       [I] (Optional) font style
 707  *  LineSpacing [O] Return value
 708  *
 709  * RETURNS
 710  *  SUCCESS: Ok
 711  *  FAILURE: InvalidParameter (family or LineSpacing was NULL)
 712  */
 713 GpStatus WINGDIPAPI GdipGetLineSpacing(GDIPCONST GpFontFamily *family,
 714         INT style, UINT16* LineSpacing)
 715 {
 716     TRACE("%p, %d, %p\n", family, style, LineSpacing);
 717
 718     if (!(family && LineSpacing))
 719         return InvalidParameter;
 720
 721     if (style) FIXME("ignoring style\n");
 722
 723     *LineSpacing = family->tmw.tmAscent + family->tmw.tmDescent + family->tmw.tmExternalLeading;
 724
 725     return Ok;
 726 }
 727
 728 GpStatus WINGDIPAPI GdipIsStyleAvailable(GDIPCONST GpFontFamily* family,
 729         INT style, BOOL* IsStyleAvailable)
 730 {
 731     FIXME("%p %d %p stub!\n", family, style, IsStyleAvailable);
 732
 733     if (!(family && IsStyleAvailable))
 734         return InvalidParameter;
 735
 736     return NotImplemented;
 737 }
 738
 739 /*****************************************************************************
 740  * GdipGetGenericFontFamilyMonospace [GDIPLUS.@]
 741  *
 742  * Obtains a serif family (Courier New on Windows)
 743  *
 744  * PARAMS
 745  *  **nativeFamily         [I] Where the font will be stored
 746  *
 747  * RETURNS
 748  *  InvalidParameter if nativeFamily is NULL.
 749  *  Ok otherwise.
 750  */
 751 GpStatus WINGDIPAPI GdipGetGenericFontFamilyMonospace(GpFontFamily **nativeFamily)
 752 {
 753     static const WCHAR CourierNew[] = {'C','o','u','r','i','e','r',' ','N','e','w','\0'};
 754
 755     if (nativeFamily == NULL) return InvalidParameter;
 756
 757     return GdipCreateFontFamilyFromName(CourierNew, NULL, nativeFamily);
 758 }
 759
 760 /*****************************************************************************
 761  * GdipGetGenericFontFamilySerif [GDIPLUS.@]
 762  *
 763  * Obtains a serif family (Times New Roman on Windows)
 764  *
 765  * PARAMS
 766  *  **nativeFamily         [I] Where the font will be stored
 767  *
 768  * RETURNS
 769  *  InvalidParameter if nativeFamily is NULL.
 770  *  Ok otherwise.
 771  */
 772 GpStatus WINGDIPAPI GdipGetGenericFontFamilySerif(GpFontFamily **nativeFamily)
 773 {
 774     static const WCHAR TimesNewRoman[] = {'T','i','m','e','s',' ','N','e','w',' ','R','o','m','a','n','\0'};
 775
 776     TRACE("(%p)\n", nativeFamily);
 777
 778     if (nativeFamily == NULL) return InvalidParameter;
 779
 780     return GdipCreateFontFamilyFromName(TimesNewRoman, NULL, nativeFamily);
 781 }
 782
 783 /*****************************************************************************
 784  * GdipGetGenericFontFamilySansSerif [GDIPLUS.@]
 785  *
 786  * Obtains a serif family (Microsoft Sans Serif on Windows)
 787  *
 788  * PARAMS
 789  *  **nativeFamily         [I] Where the font will be stored
 790  *
 791  * RETURNS
 792  *  InvalidParameter if nativeFamily is NULL.
 793  *  Ok otherwise.
 794  */
 795 GpStatus WINGDIPAPI GdipGetGenericFontFamilySansSerif(GpFontFamily **nativeFamily)
 796 {
 797     /* FIXME: On Windows this is called Microsoft Sans Serif, this shouldn't
 798      * affect anything */
 799     static const WCHAR MSSansSerif[] = {'M','S',' ','S','a','n','s',' ','S','e','r','i','f','\0'};
 800
 801     TRACE("(%p)\n", nativeFamily);
 802
 803     if (nativeFamily == NULL) return InvalidParameter;
 804
 805     return GdipCreateFontFamilyFromName(MSSansSerif, NULL, nativeFamily);
 806 }
 807
 808 /*****************************************************************************
 809  * GdipGetGenericFontFamilySansSerif [GDIPLUS.@]
 810  */
 811 GpStatus WINGDIPAPI GdipNewPrivateFontCollection(GpFontCollection** fontCollection)
 812 {
 813     TRACE("%p\n", fontCollection);
 814
 815     if (!fontCollection)
 816         return InvalidParameter;
 817
 818     *fontCollection = GdipAlloc(sizeof(GpFontCollection));
 819     if (!*fontCollection) return OutOfMemory;
 820
 821     (*fontCollection)->FontFamilies = NULL;
 822     (*fontCollection)->count = 0;
 823     return Ok;
 824 }
 825
 826 /*****************************************************************************
 827  * GdipDeletePrivateFontCollection [GDIPLUS.@]
 828  */
 829 GpStatus WINGDIPAPI GdipDeletePrivateFontCollection(GpFontCollection **fontCollection)
 830 {
 831     INT i;
 832
 833     TRACE("%p\n", fontCollection);
 834
 835     if (!fontCollection)
 836         return InvalidParameter;
 837
 838     for (i = 0; i < (*fontCollection)->count; i++) GdipFree((*fontCollection)->FontFamilies[i]);
 839     GdipFree(*fontCollection);
 840
 841     return Ok;
 842 }
 843
 844 /*****************************************************************************
 845  * GdipPrivateAddFontFile [GDIPLUS.@]
 846  */
 847 GpStatus WINGDIPAPI GdipPrivateAddFontFile(GpFontCollection* fontCollection,
 848         GDIPCONST WCHAR* filename)
 849 {
 850     FIXME("stub: %p, %s\n", fontCollection, debugstr_w(filename));
 851
 852     if (!(fontCollection && filename))
 853         return InvalidParameter;
 854
 855     return NotImplemented;
 856 }
 857
 858 /*****************************************************************************
 859  * GdipPrivateAddMemoryFont [GDIPLUS.@]
 860  */
 861 GpStatus WINGDIPAPI GdipPrivateAddMemoryFont(GpFontCollection* fontCollection,
 862         GDIPCONST void* memory, INT length)
 863 {
 864     FIXME("%p, %p, %d\n", fontCollection, memory, length);
 865
 866     if (!(fontCollection && memory && length))
 867         return InvalidParameter;
 868
 869     return Ok;
 870 }
 871
 872 /*****************************************************************************
 873  * GdipGetFontCollectionFamilyCount [GDIPLUS.@]
 874  */
 875 GpStatus WINGDIPAPI GdipGetFontCollectionFamilyCount(
 876         GpFontCollection* fontCollection, INT* numFound)
 877 {
 878     TRACE("%p, %p\n", fontCollection, numFound);
 879
 880     if (!(fontCollection && numFound))
 881         return InvalidParameter;
 882
 883     *numFound = fontCollection->count;
 884     return Ok;
 885 }
 886
 887 /*****************************************************************************
 888  * GdipGetFontCollectionFamilyList [GDIPLUS.@]
 889  */
 890 GpStatus WINGDIPAPI GdipGetFontCollectionFamilyList(
 891         GpFontCollection* fontCollection, INT numSought,
 892         GpFontFamily* gpfamilies[], INT* numFound)
 893 {
 894     INT i;
 895
 896     TRACE("%p, %d, %p, %p\n", fontCollection, numSought, gpfamilies, numFound);
 897
 898     if (!(fontCollection && gpfamilies && numFound))
 899         return InvalidParameter;
 900
 901     for (i = 0; i < numSought && i < fontCollection->count; i++)
 902     {
 903         gpfamilies[i] = fontCollection->FontFamilies[i];
 904     }
 905     *numFound = i;
 906     return Ok;
 907 }
 908
 909 GpStatus WINGDIPAPI GdipNewInstalledFontCollection(
 910         GpFontCollection** fontCollection)
 911 {
 912     FIXME("stub: %p\n",fontCollection);
 913
 914     if (!fontCollection)
 915         return InvalidParameter;
 916
 917     return NotImplemented;
 918 }