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     (*font)->lfw.lfCharSet = textmet.tmCharSet;
 199
 200     (*font)->height = 1; /* FIXME: need NEWTEXTMETRIC.ntmSizeEM here */
 201     (*font)->line_spacing = textmet.tmAscent + textmet.tmDescent + textmet.tmExternalLeading;
 202
 203     SelectObject(hdc, oldfont);
 204     DeleteObject(hfont);
 205
 206     return Ok;
 207 }
 208
 209 /*******************************************************************************
 210  * GdipCreateFontFromLogfontA [GDIPLUS.@]
 211  */
 212 GpStatus WINGDIPAPI GdipCreateFontFromLogfontA(HDC hdc,
 213     GDIPCONST LOGFONTA *lfa, GpFont **font)
 214 {
 215     LOGFONTW lfw;
 216
 217     TRACE("(%p, %p, %p)\n", hdc, lfa, font);
 218
 219     if(!lfa || !font)
 220         return InvalidParameter;
 221
 222     memcpy(&lfw, lfa, FIELD_OFFSET(LOGFONTA,lfFaceName) );
 223
 224     if(!MultiByteToWideChar(CP_ACP, 0, lfa->lfFaceName, -1, lfw.lfFaceName, LF_FACESIZE))
 225         return GenericError;
 226
 227     GdipCreateFontFromLogfontW(hdc, &lfw, font);
 228
 229     return Ok;
 230 }
 231
 232 /*******************************************************************************
 233  * GdipDeleteFont [GDIPLUS.@]
 234  */
 235 GpStatus WINGDIPAPI GdipDeleteFont(GpFont* font)
 236 {
 237     TRACE("(%p)\n", font);
 238
 239     if(!font)
 240         return InvalidParameter;
 241
 242     GdipFree(font);
 243
 244     return Ok;
 245 }
 246
 247 /*******************************************************************************
 248  * GdipCreateFontFromDC [GDIPLUS.@]
 249  */
 250 GpStatus WINGDIPAPI GdipCreateFontFromDC(HDC hdc, GpFont **font)
 251 {
 252     HFONT hfont;
 253     LOGFONTW lfw;
 254
 255     TRACE("(%p, %p)\n", hdc, font);
 256
 257     if(!font)
 258         return InvalidParameter;
 259
 260     hfont = GetCurrentObject(hdc, OBJ_FONT);
 261     if(!hfont)
 262         return GenericError;
 263
 264     if(!GetObjectW(hfont, sizeof(LOGFONTW), &lfw))
 265         return GenericError;
 266
 267     return GdipCreateFontFromLogfontW(hdc, &lfw, font);
 268 }
 269
 270 /*******************************************************************************
 271  * GdipGetFamily [GDIPLUS.@]
 272  *
 273  * Returns the FontFamily for the specified Font
 274  *
 275  * PARAMS
 276  *  font    [I] Font to request from
 277  *  family  [O] Resulting FontFamily object
 278  *
 279  * RETURNS
 280  *  SUCCESS: Ok
 281  *  FAILURE: An element of GpStatus
 282  */
 283 GpStatus WINGDIPAPI GdipGetFamily(GpFont *font, GpFontFamily **family)
 284 {
 285     TRACE("%p %p\n", font, family);
 286
 287     if (!(font && family))
 288         return InvalidParameter;
 289
 290     return GdipCreateFontFamilyFromName(font->lfw.lfFaceName, NULL, family);
 291 }
 292
 293 /******************************************************************************
 294  * GdipGetFontSize [GDIPLUS.@]
 295  *
 296  * Returns the size of the font in Units
 297  *
 298  * PARAMS
 299  *  *font       [I] The font to retrieve size from
 300  *  *size       [O] Pointer to hold retrieved value
 301  *
 302  * RETURNS
 303  *  SUCCESS: Ok
 304  *  FAILURE: InvalidParamter (font or size was NULL)
 305  *
 306  * NOTES
 307  *  Size returned is actually emSize -- not internal size used for drawing.
 308  */
 309 GpStatus WINGDIPAPI GdipGetFontSize(GpFont *font, REAL *size)
 310 {
 311     TRACE("(%p, %p)\n", font, size);
 312
 313     if (!(font && size)) return InvalidParameter;
 314
 315     *size = font->emSize;
 316
 317     return Ok;
 318 }
 319
 320 /*******************************************************************************
 321  * GdipGetFontStyle [GDIPLUS.@]
 322  *
 323  * Gets the font's style, returned in bitwise OR of FontStyle enumeration
 324  *
 325  * PARAMS
 326  *  font    [I] font to request from
 327  *  style   [O] resulting pointer to a FontStyle enumeration
 328  *
 329  * RETURNS
 330  *  SUCCESS: Ok
 331  *  FAILURE: InvalidParameter
 332  */
 333 GpStatus WINGDIPAPI GdipGetFontStyle(GpFont *font, INT *style)
 334 {
 335     TRACE("%p %p\n", font, style);
 336
 337     if (!(font && style))
 338         return InvalidParameter;
 339
 340     if (font->lfw.lfWeight > 400)
 341         *style = FontStyleBold;
 342     else
 343         *style = 0;
 344     if (font->lfw.lfItalic)
 345         *style |= FontStyleItalic;
 346     if (font->lfw.lfUnderline)
 347         *style |= FontStyleUnderline;
 348     if (font->lfw.lfStrikeOut)
 349         *style |= FontStyleStrikeout;
 350
 351     return Ok;
 352 }
 353
 354 /*******************************************************************************
 355  * GdipGetFontUnit  [GDIPLUS.@]
 356  *
 357  * PARAMS
 358  *  font    [I] Font to retrieve from
 359  *  unit    [O] Return value
 360  *
 361  * RETURNS
 362  *  FAILURE: font or unit was NULL
 363  *  OK: otherwise
 364  */
 365 GpStatus WINGDIPAPI GdipGetFontUnit(GpFont *font, Unit *unit)
 366 {
 367     TRACE("(%p, %p)\n", font, unit);
 368
 369     if (!(font && unit)) return InvalidParameter;
 370
 371     *unit = font->unit;
 372
 373     return Ok;
 374 }
 375
 376 /*******************************************************************************
 377  * GdipGetLogFontW [GDIPLUS.@]
 378  */
 379 GpStatus WINGDIPAPI GdipGetLogFontW(GpFont *font, GpGraphics *graphics,
 380     LOGFONTW *lfw)
 381 {
 382     TRACE("(%p, %p, %p)\n", font, graphics, lfw);
 383
 384     /* FIXME: use graphics */
 385     if(!font || !graphics || !lfw)
 386         return InvalidParameter;
 387
 388     *lfw = font->lfw;
 389
 390     return Ok;
 391 }
 392
 393 /*******************************************************************************
 394  * GdipCloneFont [GDIPLUS.@]
 395  */
 396 GpStatus WINGDIPAPI GdipCloneFont(GpFont *font, GpFont **cloneFont)
 397 {
 398     TRACE("(%p, %p)\n", font, cloneFont);
 399
 400     if(!font || !cloneFont)
 401         return InvalidParameter;
 402
 403     *cloneFont = GdipAlloc(sizeof(GpFont));
 404     if(!*cloneFont)    return OutOfMemory;
 405
 406     **cloneFont = *font;
 407
 408     return Ok;
 409 }
 410
 411 /*******************************************************************************
 412  * GdipGetFontHeight [GDIPLUS.@]
 413  * PARAMS
 414  *  font        [I] Font to retrieve height from
 415  *  graphics    [I] The current graphics context
 416  *  height      [O] Resulting height
 417  * RETURNS
 418  *  SUCCESS: Ok
 419  *  FAILURE: Another element of GpStatus
 420  *
 421  * NOTES
 422  *  Forwards to GdipGetFontHeightGivenDPI
 423  */
 424 GpStatus WINGDIPAPI GdipGetFontHeight(GDIPCONST GpFont *font,
 425         GDIPCONST GpGraphics *graphics, REAL *height)
 426 {
 427     REAL dpi;
 428
 429     TRACE("%p %p %p\n", font, graphics, height);
 430
 431     dpi = GetDeviceCaps(graphics->hdc, LOGPIXELSY);
 432
 433     return GdipGetFontHeightGivenDPI(font, dpi, height);
 434 }
 435
 436 /*******************************************************************************
 437  * GdipGetFontHeightGivenDPI [GDIPLUS.@]
 438  * PARAMS
 439  *  font        [I] Font to retrieve DPI from
 440  *  dpi         [I] DPI to assume
 441  *  height      [O] Return value
 442  *
 443  * RETURNS
 444  *  SUCCESS: Ok
 445  *  FAILURE: InvalidParameter if font or height is NULL
 446  *
 447  * NOTES
 448  *  According to MSDN, the result is (lineSpacing)*(fontSize / emHeight)*dpi
 449  *  (for anything other than unit Pixel)
 450  */
 451 GpStatus WINGDIPAPI GdipGetFontHeightGivenDPI(GDIPCONST GpFont *font, REAL dpi, REAL *height)
 452 {
 453     REAL font_height;
 454
 455     TRACE("%p (%s), %f, %p\n", font,
 456             debugstr_w(font->lfw.lfFaceName), dpi, height);
 457
 458     if (!(font && height)) return InvalidParameter;
 459
 460     font_height = font->line_spacing * (font->emSize / font->height);
 461
 462     switch (font->unit)
 463     {
 464         case UnitPixel:
 465             *height = font_height;
 466             break;
 467         case UnitPoint:
 468             *height = font_height * dpi * inch_per_point;
 469             break;
 470         case UnitInch:
 471             *height = font_height * dpi;
 472             break;
 473         case UnitDocument:
 474             *height = font_height * (dpi / 300.0);
 475             break;
 476         case UnitMillimeter:
 477             *height = font_height * (dpi / mm_per_inch);
 478             break;
 479         default:
 480             FIXME("Unhandled unit type: %d\n", font->unit);
 481             return NotImplemented;
 482     }
 483
 484     return Ok;
 485 }
 486
 487 /***********************************************************************
 488  * Borrowed from GDI32:
 489  *
 490  * Elf is really an ENUMLOGFONTEXW, and ntm is a NEWTEXTMETRICEXW.
 491  *     We have to use other types because of the FONTENUMPROCW definition.
 492  */
 493 static INT CALLBACK is_font_installed_proc(const LOGFONTW *elf,
 494                             const TEXTMETRICW *ntm, DWORD type, LPARAM lParam)
 495 {
 496     if (!ntm)
 497     {
 498         return 1;
 499     }
 500
 501     *(NEWTEXTMETRICW*)lParam = *(const NEWTEXTMETRICW*)ntm;
 502
 503     return 0;
 504 }
 505
 506 static BOOL find_installed_font(const WCHAR *name, NEWTEXTMETRICW *ntm)
 507 {
 508     HDC hdc = GetDC(0);
 509     BOOL ret = FALSE;
 510
 511     if(!EnumFontFamiliesW(hdc, name, is_font_installed_proc, (LPARAM)ntm))
 512         ret = TRUE;
 513
 514     ReleaseDC(0, hdc);
 515     return ret;
 516 }
 517
 518 /*******************************************************************************
 519  * GdipCreateFontFamilyFromName [GDIPLUS.@]
 520  *
 521  * Creates a font family object based on a supplied name
 522  *
 523  * PARAMS
 524  *  name               [I] Name of the font
 525  *  fontCollection     [I] What font collection (if any) the font belongs to (may be NULL)
 526  *  FontFamily         [O] Pointer to the resulting FontFamily object
 527  *
 528  * RETURNS
 529  *  SUCCESS: Ok
 530  *  FAILURE: FamilyNotFound if the requested FontFamily does not exist on the system
 531  *  FAILURE: Invalid parameter if FontFamily or name is NULL
 532  *
 533  * NOTES
 534  *   If fontCollection is NULL then the object is not part of any collection
 535  *
 536  */
 537
 538 GpStatus WINGDIPAPI GdipCreateFontFamilyFromName(GDIPCONST WCHAR *name,
 539                                         GpFontCollection *fontCollection,
 540                                         GpFontFamily **FontFamily)
 541 {
 542     GpFontFamily* ffamily;
 543     NEWTEXTMETRICW ntm;
 544
 545     TRACE("%s, %p %p\n", debugstr_w(name), fontCollection, FontFamily);
 546
 547     if (!(name && FontFamily))
 548         return InvalidParameter;
 549     if (fontCollection)
 550         FIXME("No support for FontCollections yet!\n");
 551
 552     if (!find_installed_font(name, &ntm))
 553         return FontFamilyNotFound;
 554
 555     ffamily = GdipAlloc(sizeof (GpFontFamily));
 556     if (!ffamily) return OutOfMemory;
 557
 558     ffamily->tmw = ntm;
 559     lstrcpynW(ffamily->FamilyName, name, LF_FACESIZE);
 560
 561     *FontFamily = ffamily;
 562
 563     return Ok;
 564 }
 565
 566 /*******************************************************************************
 567  * GdipCloneFontFamily [GDIPLUS.@]
 568  *
 569  * Creates a deep copy of a Font Family object
 570  *
 571  * PARAMS
 572  *  FontFamily          [I] Font to clone
 573  *  clonedFontFamily    [O] The resulting cloned font
 574  *
 575  * RETURNS
 576  *  SUCCESS: Ok
 577  */
 578 GpStatus WINGDIPAPI GdipCloneFontFamily(GpFontFamily* FontFamily, GpFontFamily** clonedFontFamily)
 579 {
 580     if (!(FontFamily && clonedFontFamily)) return InvalidParameter;
 581
 582     TRACE("stub: %p (%s), %p\n", FontFamily,
 583             debugstr_w(FontFamily->FamilyName), clonedFontFamily);
 584
 585     *clonedFontFamily = GdipAlloc(sizeof(GpFontFamily));
 586     if (!*clonedFontFamily) return OutOfMemory;
 587
 588     (*clonedFontFamily)->tmw = FontFamily->tmw;
 589     lstrcpyW((*clonedFontFamily)->FamilyName, FontFamily->FamilyName);
 590
 591     return Ok;
 592 }
 593
 594 /*******************************************************************************
 595  * GdipGetFamilyName [GDIPLUS.@]
 596  *
 597  * Returns the family name into name
 598  *
 599  * PARAMS
 600  *  *family     [I] Family to retrieve from
 601  *  *name       [O] WCHARS of the family name
 602  *  LANGID      [I] charset
 603  *
 604  * RETURNS
 605  *  SUCCESS: Ok
 606  *  FAILURE: InvalidParameter if family is NULL
 607  *
 608  * NOTES
 609  *   If name is a NULL ptr, then both XP and Vista will crash (so we do as well)
 610  */
 611 GpStatus WINGDIPAPI GdipGetFamilyName (GDIPCONST GpFontFamily *family,
 612                                        WCHAR *name, LANGID language)
 613 {
 614     if (family == NULL)
 615          return InvalidParameter;
 616
 617     TRACE("%p, %p, %d\n", family, name, language);
 618
 619     if (language != LANG_NEUTRAL)
 620         FIXME("No support for handling of multiple languages!\n");
 621
 622     lstrcpynW (name, family->FamilyName, LF_FACESIZE);
 623
 624     return Ok;
 625 }
 626
 627
 628 /*****************************************************************************
 629  * GdipDeleteFontFamily [GDIPLUS.@]
 630  *
 631  * Removes the specified FontFamily
 632  *
 633  * PARAMS
 634  *  *FontFamily         [I] The family to delete
 635  *
 636  * RETURNS
 637  *  SUCCESS: Ok
 638  *  FAILURE: InvalidParameter if FontFamily is NULL.
 639  *
 640  */
 641 GpStatus WINGDIPAPI GdipDeleteFontFamily(GpFontFamily *FontFamily)
 642 {
 643     if (!FontFamily)
 644         return InvalidParameter;
 645     TRACE("Deleting %p (%s)\n", FontFamily, debugstr_w(FontFamily->FamilyName));
 646
 647     GdipFree (FontFamily);
 648
 649     return Ok;
 650 }
 651
 652 GpStatus WINGDIPAPI GdipGetCellAscent(GDIPCONST GpFontFamily *family,
 653         INT style, UINT16* CellAscent)
 654 {
 655     if (!(family && CellAscent)) return InvalidParameter;
 656
 657     *CellAscent = family->tmw.tmAscent;
 658
 659     return Ok;
 660 }
 661
 662 GpStatus WINGDIPAPI GdipGetCellDescent(GDIPCONST GpFontFamily *family,
 663         INT style, UINT16* CellDescent)
 664 {
 665     TRACE("(%p, %d, %p)\n", family, style, CellDescent);
 666
 667     if (!(family && CellDescent)) return InvalidParameter;
 668
 669     *CellDescent = family->tmw.tmDescent;
 670
 671     return Ok;
 672 }
 673
 674 /*******************************************************************************
 675  * GdipGetEmHeight [GDIPLUS.@]
 676  *
 677  * Gets the height of the specified family in EmHeights
 678  *
 679  * PARAMS
 680  *  family      [I] Family to retrieve from
 681  *  style       [I] (optional) style
 682  *  EmHeight    [O] return value
 683  *
 684  * RETURNS
 685  *  SUCCESS: Ok
 686  *  FAILURE: InvalidParameter
 687  */
 688 GpStatus WINGDIPAPI GdipGetEmHeight(GDIPCONST GpFontFamily *family, INT style, UINT16* EmHeight)
 689 {
 690     if (!(family && EmHeight)) return InvalidParameter;
 691
 692     TRACE("%p (%s), %d, %p\n", family, debugstr_w(family->FamilyName), style, EmHeight);
 693
 694     *EmHeight = family->tmw.ntmSizeEM;
 695
 696     return Ok;
 697 }
 698
 699
 700 /*******************************************************************************
 701  * GdipGetLineSpacing [GDIPLUS.@]
 702  *
 703  * Returns the line spacing in design units
 704  *
 705  * PARAMS
 706  *  family      [I] Family to retrieve from
 707  *  style       [I] (Optional) font style
 708  *  LineSpacing [O] Return value
 709  *
 710  * RETURNS
 711  *  SUCCESS: Ok
 712  *  FAILURE: InvalidParameter (family or LineSpacing was NULL)
 713  */
 714 GpStatus WINGDIPAPI GdipGetLineSpacing(GDIPCONST GpFontFamily *family,
 715         INT style, UINT16* LineSpacing)
 716 {
 717     TRACE("%p, %d, %p\n", family, style, LineSpacing);
 718
 719     if (!(family && LineSpacing))
 720         return InvalidParameter;
 721
 722     if (style) FIXME("ignoring style\n");
 723
 724     *LineSpacing = family->tmw.tmAscent + family->tmw.tmDescent + family->tmw.tmExternalLeading;
 725
 726     return Ok;
 727 }
 728
 729 GpStatus WINGDIPAPI GdipIsStyleAvailable(GDIPCONST GpFontFamily* family,
 730         INT style, BOOL* IsStyleAvailable)
 731 {
 732     FIXME("%p %d %p stub!\n", family, style, IsStyleAvailable);
 733
 734     if (!(family && IsStyleAvailable))
 735         return InvalidParameter;
 736
 737     return NotImplemented;
 738 }
 739
 740 /*****************************************************************************
 741  * GdipGetGenericFontFamilyMonospace [GDIPLUS.@]
 742  *
 743  * Obtains a serif family (Courier New on Windows)
 744  *
 745  * PARAMS
 746  *  **nativeFamily         [I] Where the font will be stored
 747  *
 748  * RETURNS
 749  *  InvalidParameter if nativeFamily is NULL.
 750  *  Ok otherwise.
 751  */
 752 GpStatus WINGDIPAPI GdipGetGenericFontFamilyMonospace(GpFontFamily **nativeFamily)
 753 {
 754     static const WCHAR CourierNew[] = {'C','o','u','r','i','e','r',' ','N','e','w','\0'};
 755
 756     if (nativeFamily == NULL) return InvalidParameter;
 757
 758     return GdipCreateFontFamilyFromName(CourierNew, NULL, nativeFamily);
 759 }
 760
 761 /*****************************************************************************
 762  * GdipGetGenericFontFamilySerif [GDIPLUS.@]
 763  *
 764  * Obtains a serif family (Times New Roman on Windows)
 765  *
 766  * PARAMS
 767  *  **nativeFamily         [I] Where the font will be stored
 768  *
 769  * RETURNS
 770  *  InvalidParameter if nativeFamily is NULL.
 771  *  Ok otherwise.
 772  */
 773 GpStatus WINGDIPAPI GdipGetGenericFontFamilySerif(GpFontFamily **nativeFamily)
 774 {
 775     static const WCHAR TimesNewRoman[] = {'T','i','m','e','s',' ','N','e','w',' ','R','o','m','a','n','\0'};
 776
 777     TRACE("(%p)\n", nativeFamily);
 778
 779     if (nativeFamily == NULL) return InvalidParameter;
 780
 781     return GdipCreateFontFamilyFromName(TimesNewRoman, NULL, nativeFamily);
 782 }
 783
 784 /*****************************************************************************
 785  * GdipGetGenericFontFamilySansSerif [GDIPLUS.@]
 786  *
 787  * Obtains a serif family (Microsoft Sans Serif on Windows)
 788  *
 789  * PARAMS
 790  *  **nativeFamily         [I] Where the font will be stored
 791  *
 792  * RETURNS
 793  *  InvalidParameter if nativeFamily is NULL.
 794  *  Ok otherwise.
 795  */
 796 GpStatus WINGDIPAPI GdipGetGenericFontFamilySansSerif(GpFontFamily **nativeFamily)
 797 {
 798     /* FIXME: On Windows this is called Microsoft Sans Serif, this shouldn't
 799      * affect anything */
 800     static const WCHAR MSSansSerif[] = {'M','S',' ','S','a','n','s',' ','S','e','r','i','f','\0'};
 801
 802     TRACE("(%p)\n", nativeFamily);
 803
 804     if (nativeFamily == NULL) return InvalidParameter;
 805
 806     return GdipCreateFontFamilyFromName(MSSansSerif, NULL, nativeFamily);
 807 }
 808
 809 /*****************************************************************************
 810  * GdipGetGenericFontFamilySansSerif [GDIPLUS.@]
 811  */
 812 GpStatus WINGDIPAPI GdipNewPrivateFontCollection(GpFontCollection** fontCollection)
 813 {
 814     TRACE("%p\n", fontCollection);
 815
 816     if (!fontCollection)
 817         return InvalidParameter;
 818
 819     *fontCollection = GdipAlloc(sizeof(GpFontCollection));
 820     if (!*fontCollection) return OutOfMemory;
 821
 822     (*fontCollection)->FontFamilies = NULL;
 823     (*fontCollection)->count = 0;
 824     return Ok;
 825 }
 826
 827 /*****************************************************************************
 828  * GdipDeletePrivateFontCollection [GDIPLUS.@]
 829  */
 830 GpStatus WINGDIPAPI GdipDeletePrivateFontCollection(GpFontCollection **fontCollection)
 831 {
 832     INT i;
 833
 834     TRACE("%p\n", fontCollection);
 835
 836     if (!fontCollection)
 837         return InvalidParameter;
 838
 839     for (i = 0; i < (*fontCollection)->count; i++) GdipFree((*fontCollection)->FontFamilies[i]);
 840     GdipFree(*fontCollection);
 841
 842     return Ok;
 843 }
 844
 845 /*****************************************************************************
 846  * GdipPrivateAddFontFile [GDIPLUS.@]
 847  */
 848 GpStatus WINGDIPAPI GdipPrivateAddFontFile(GpFontCollection* fontCollection,
 849         GDIPCONST WCHAR* filename)
 850 {
 851     FIXME("stub: %p, %s\n", fontCollection, debugstr_w(filename));
 852
 853     if (!(fontCollection && filename))
 854         return InvalidParameter;
 855
 856     return NotImplemented;
 857 }
 858
 859 /*****************************************************************************
 860  * GdipPrivateAddMemoryFont [GDIPLUS.@]
 861  */
 862 GpStatus WINGDIPAPI GdipPrivateAddMemoryFont(GpFontCollection* fontCollection,
 863         GDIPCONST void* memory, INT length)
 864 {
 865     FIXME("%p, %p, %d\n", fontCollection, memory, length);
 866
 867     if (!(fontCollection && memory && length))
 868         return InvalidParameter;
 869
 870     return Ok;
 871 }
 872
 873 /*****************************************************************************
 874  * GdipGetFontCollectionFamilyCount [GDIPLUS.@]
 875  */
 876 GpStatus WINGDIPAPI GdipGetFontCollectionFamilyCount(
 877         GpFontCollection* fontCollection, INT* numFound)
 878 {
 879     TRACE("%p, %p\n", fontCollection, numFound);
 880
 881     if (!(fontCollection && numFound))
 882         return InvalidParameter;
 883
 884     *numFound = fontCollection->count;
 885     return Ok;
 886 }
 887
 888 /*****************************************************************************
 889  * GdipGetFontCollectionFamilyList [GDIPLUS.@]
 890  */
 891 GpStatus WINGDIPAPI GdipGetFontCollectionFamilyList(
 892         GpFontCollection* fontCollection, INT numSought,
 893         GpFontFamily* gpfamilies[], INT* numFound)
 894 {
 895     INT i;
 896
 897     TRACE("%p, %d, %p, %p\n", fontCollection, numSought, gpfamilies, numFound);
 898
 899     if (!(fontCollection && gpfamilies && numFound))
 900         return InvalidParameter;
 901
 902     for (i = 0; i < numSought && i < fontCollection->count; i++)
 903     {
 904         gpfamilies[i] = fontCollection->FontFamilies[i];
 905     }
 906     *numFound = i;
 907     return Ok;
 908 }
 909
 910 GpStatus WINGDIPAPI GdipNewInstalledFontCollection(
 911         GpFontCollection** fontCollection)
 912 {
 913     FIXME("stub: %p\n",fontCollection);
 914
 915     if (!fontCollection)
 916         return InvalidParameter;
 917
 918     return NotImplemented;
 919 }