2 * Copyright (C) 2007 Google (Evan Stade)
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.
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.
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
26 #include "wine/debug.h"
27 #include "wine/unicode.h"
29 WINE_DEFAULT_DEBUG_CHANNEL (gdiplus);
34 #include "gdiplus_private.h"
36 static const REAL mm_per_inch = 25.4;
37 static const REAL inch_per_point = 1.0/72.0;
39 static GpFontCollection installedFontCollection = {0};
41 static inline REAL get_dpi (void)
46 GdipCreateFromHDC (hdc, &graphics);
47 GdipGetDpiX(graphics, &dpi);
48 GdipDeleteGraphics(graphics);
54 static inline REAL point_to_pixel (REAL point)
56 return point * get_dpi() * inch_per_point;
59 static inline REAL inch_to_pixel (REAL inch)
61 return inch * get_dpi();
64 static inline REAL document_to_pixel (REAL doc)
66 return doc * (get_dpi() / 300.0); /* Per MSDN */
69 static inline REAL mm_to_pixel (REAL mm)
71 return mm * (get_dpi() / mm_per_inch);
74 /*******************************************************************************
75 * GdipCreateFont [GDIPLUS.@]
77 * Create a new font based off of a FontFamily
80 * *fontFamily [I] Family to base the font off of
81 * emSize [I] Size of the font
82 * style [I] Bitwise OR of FontStyle enumeration
83 * unit [I] Unit emSize is measured in
84 * **font [I] the resulting Font object
88 * FAILURE: InvalidParameter if fontfamily or font is NULL.
89 * FAILURE: FontFamilyNotFound if an invalid FontFamily is given
92 * UnitDisplay is unsupported.
93 * emSize is stored separately from lfHeight, to hold the fraction.
95 GpStatus WINGDIPAPI GdipCreateFont(GDIPCONST GpFontFamily *fontFamily,
96 REAL emSize, INT style, Unit unit, GpFont **font)
98 WCHAR facename[LF_FACESIZE];
100 const NEWTEXTMETRICW* tmw;
103 if (!fontFamily || !font)
104 return InvalidParameter;
106 TRACE("%p (%s), %f, %d, %d, %p\n", fontFamily,
107 debugstr_w(fontFamily->FamilyName), emSize, style, unit, font);
109 stat = GdipGetFamilyName (fontFamily, facename, 0);
110 if (stat != Ok) return stat;
111 *font = GdipAlloc(sizeof(GpFont));
113 tmw = &fontFamily->tmw;
114 lfw = &((*font)->lfw);
115 ZeroMemory(&(*lfw), sizeof(*lfw));
117 lfw->lfWeight = tmw->tmWeight;
118 lfw->lfItalic = tmw->tmItalic;
119 lfw->lfUnderline = tmw->tmUnderlined;
120 lfw->lfStrikeOut = tmw->tmStruckOut;
121 lfw->lfCharSet = tmw->tmCharSet;
122 lfw->lfPitchAndFamily = tmw->tmPitchAndFamily;
123 lstrcpynW(lfw->lfFaceName, facename, LF_FACESIZE);
128 /* FIXME: Figure out when World != Pixel */
129 lfw->lfHeight = emSize; break;
131 FIXME("Unknown behavior for UnitDisplay! Please report!\n");
132 /* FIXME: Figure out how this works...
133 * MSDN says that if "DISPLAY" is a monitor, then pixel should be
134 * used. That's not what I got. Tests on Windows revealed no output,
135 * and the tests in tests/font crash windows */
136 lfw->lfHeight = 0; break;
138 lfw->lfHeight = emSize; break;
140 lfw->lfHeight = point_to_pixel(emSize); break;
142 lfw->lfHeight = inch_to_pixel(emSize); break;
144 lfw->lfHeight = document_to_pixel(emSize); break;
146 lfw->lfHeight = mm_to_pixel(emSize); break;
151 lfw->lfWeight = style & FontStyleBold ? 700 : 400;
152 lfw->lfItalic = style & FontStyleItalic;
153 lfw->lfUnderline = style & FontStyleUnderline;
154 lfw->lfStrikeOut = style & FontStyleStrikeout;
156 (*font)->unit = unit;
157 (*font)->emSize = emSize;
158 (*font)->height = tmw->ntmSizeEM;
159 (*font)->line_spacing = tmw->tmAscent + tmw->tmDescent + tmw->tmExternalLeading;
164 /*******************************************************************************
165 * GdipCreateFontFromLogfontW [GDIPLUS.@]
167 GpStatus WINGDIPAPI GdipCreateFontFromLogfontW(HDC hdc,
168 GDIPCONST LOGFONTW *logfont, GpFont **font)
170 HFONT hfont, oldfont;
173 TRACE("(%p, %p, %p)\n", hdc, logfont, font);
175 if(!logfont || !font)
176 return InvalidParameter;
178 if (logfont->lfFaceName[0] == 0)
179 return NotTrueTypeFont;
181 *font = GdipAlloc(sizeof(GpFont));
182 if(!*font) return OutOfMemory;
184 memcpy((*font)->lfw.lfFaceName, logfont->lfFaceName, LF_FACESIZE *
186 (*font)->lfw.lfHeight = logfont->lfHeight;
187 (*font)->lfw.lfItalic = logfont->lfItalic;
188 (*font)->lfw.lfUnderline = logfont->lfUnderline;
189 (*font)->lfw.lfStrikeOut = logfont->lfStrikeOut;
191 (*font)->emSize = logfont->lfHeight;
192 (*font)->unit = UnitPixel;
194 hfont = CreateFontIndirectW(&(*font)->lfw);
195 oldfont = SelectObject(hdc, hfont);
196 GetTextMetricsW(hdc, &textmet);
198 (*font)->lfw.lfHeight = -(textmet.tmHeight-textmet.tmInternalLeading);
199 (*font)->lfw.lfWeight = textmet.tmWeight;
200 (*font)->lfw.lfCharSet = textmet.tmCharSet;
202 (*font)->height = 1; /* FIXME: need NEWTEXTMETRIC.ntmSizeEM here */
203 (*font)->line_spacing = textmet.tmAscent + textmet.tmDescent + textmet.tmExternalLeading;
205 SelectObject(hdc, oldfont);
211 /*******************************************************************************
212 * GdipCreateFontFromLogfontA [GDIPLUS.@]
214 GpStatus WINGDIPAPI GdipCreateFontFromLogfontA(HDC hdc,
215 GDIPCONST LOGFONTA *lfa, GpFont **font)
219 TRACE("(%p, %p, %p)\n", hdc, lfa, font);
222 return InvalidParameter;
224 memcpy(&lfw, lfa, FIELD_OFFSET(LOGFONTA,lfFaceName) );
226 if(!MultiByteToWideChar(CP_ACP, 0, lfa->lfFaceName, -1, lfw.lfFaceName, LF_FACESIZE))
229 return GdipCreateFontFromLogfontW(hdc, &lfw, font);
232 /*******************************************************************************
233 * GdipDeleteFont [GDIPLUS.@]
235 GpStatus WINGDIPAPI GdipDeleteFont(GpFont* font)
237 TRACE("(%p)\n", font);
240 return InvalidParameter;
247 /*******************************************************************************
248 * GdipCreateFontFromDC [GDIPLUS.@]
250 GpStatus WINGDIPAPI GdipCreateFontFromDC(HDC hdc, GpFont **font)
255 TRACE("(%p, %p)\n", hdc, font);
258 return InvalidParameter;
260 hfont = GetCurrentObject(hdc, OBJ_FONT);
264 if(!GetObjectW(hfont, sizeof(LOGFONTW), &lfw))
267 return GdipCreateFontFromLogfontW(hdc, &lfw, font);
270 /*******************************************************************************
271 * GdipGetFamily [GDIPLUS.@]
273 * Returns the FontFamily for the specified Font
276 * font [I] Font to request from
277 * family [O] Resulting FontFamily object
281 * FAILURE: An element of GpStatus
283 GpStatus WINGDIPAPI GdipGetFamily(GpFont *font, GpFontFamily **family)
285 TRACE("%p %p\n", font, family);
287 if (!(font && family))
288 return InvalidParameter;
290 return GdipCreateFontFamilyFromName(font->lfw.lfFaceName, NULL, family);
293 /******************************************************************************
294 * GdipGetFontSize [GDIPLUS.@]
296 * Returns the size of the font in Units
299 * *font [I] The font to retrieve size from
300 * *size [O] Pointer to hold retrieved value
304 * FAILURE: InvalidParameter (font or size was NULL)
307 * Size returned is actually emSize -- not internal size used for drawing.
309 GpStatus WINGDIPAPI GdipGetFontSize(GpFont *font, REAL *size)
311 TRACE("(%p, %p)\n", font, size);
313 if (!(font && size)) return InvalidParameter;
315 *size = font->emSize;
320 /*******************************************************************************
321 * GdipGetFontStyle [GDIPLUS.@]
323 * Gets the font's style, returned in bitwise OR of FontStyle enumeration
326 * font [I] font to request from
327 * style [O] resulting pointer to a FontStyle enumeration
331 * FAILURE: InvalidParameter
333 GpStatus WINGDIPAPI GdipGetFontStyle(GpFont *font, INT *style)
335 TRACE("%p %p\n", font, style);
337 if (!(font && style))
338 return InvalidParameter;
340 if (font->lfw.lfWeight > 400)
341 *style = FontStyleBold;
344 if (font->lfw.lfItalic)
345 *style |= FontStyleItalic;
346 if (font->lfw.lfUnderline)
347 *style |= FontStyleUnderline;
348 if (font->lfw.lfStrikeOut)
349 *style |= FontStyleStrikeout;
354 /*******************************************************************************
355 * GdipGetFontUnit [GDIPLUS.@]
358 * font [I] Font to retrieve from
359 * unit [O] Return value
362 * FAILURE: font or unit was NULL
365 GpStatus WINGDIPAPI GdipGetFontUnit(GpFont *font, Unit *unit)
367 TRACE("(%p, %p)\n", font, unit);
369 if (!(font && unit)) return InvalidParameter;
376 /*******************************************************************************
377 * GdipGetLogFontA [GDIPLUS.@]
379 GpStatus WINGDIPAPI GdipGetLogFontA(GpFont *font, GpGraphics *graphics,
385 TRACE("(%p, %p, %p)\n", font, graphics, lfa);
387 status = GdipGetLogFontW(font, graphics, &lfw);
391 memcpy(lfa, &lfw, FIELD_OFFSET(LOGFONTA,lfFaceName) );
393 if(!WideCharToMultiByte(CP_ACP, 0, lfw.lfFaceName, -1, lfa->lfFaceName, LF_FACESIZE, NULL, NULL))
399 /*******************************************************************************
400 * GdipGetLogFontW [GDIPLUS.@]
402 GpStatus WINGDIPAPI GdipGetLogFontW(GpFont *font, GpGraphics *graphics,
405 TRACE("(%p, %p, %p)\n", font, graphics, lfw);
407 /* FIXME: use graphics */
408 if(!font || !graphics || !lfw)
409 return InvalidParameter;
416 /*******************************************************************************
417 * GdipCloneFont [GDIPLUS.@]
419 GpStatus WINGDIPAPI GdipCloneFont(GpFont *font, GpFont **cloneFont)
421 TRACE("(%p, %p)\n", font, cloneFont);
423 if(!font || !cloneFont)
424 return InvalidParameter;
426 *cloneFont = GdipAlloc(sizeof(GpFont));
427 if(!*cloneFont) return OutOfMemory;
434 /*******************************************************************************
435 * GdipGetFontHeight [GDIPLUS.@]
437 * font [I] Font to retrieve height from
438 * graphics [I] The current graphics context
439 * height [O] Resulting height
442 * FAILURE: Another element of GpStatus
445 * Forwards to GdipGetFontHeightGivenDPI
447 GpStatus WINGDIPAPI GdipGetFontHeight(GDIPCONST GpFont *font,
448 GDIPCONST GpGraphics *graphics, REAL *height)
452 TRACE("%p %p %p\n", font, graphics, height);
454 dpi = GetDeviceCaps(graphics->hdc, LOGPIXELSY);
456 return GdipGetFontHeightGivenDPI(font, dpi, height);
459 /*******************************************************************************
460 * GdipGetFontHeightGivenDPI [GDIPLUS.@]
462 * font [I] Font to retrieve DPI from
463 * dpi [I] DPI to assume
464 * height [O] Return value
468 * FAILURE: InvalidParameter if font or height is NULL
471 * According to MSDN, the result is (lineSpacing)*(fontSize / emHeight)*dpi
472 * (for anything other than unit Pixel)
474 GpStatus WINGDIPAPI GdipGetFontHeightGivenDPI(GDIPCONST GpFont *font, REAL dpi, REAL *height)
478 TRACE("%p (%s), %f, %p\n", font,
479 debugstr_w(font->lfw.lfFaceName), dpi, height);
481 if (!(font && height)) return InvalidParameter;
483 font_height = font->line_spacing * (font->emSize / font->height);
488 *height = font_height;
491 *height = font_height * dpi * inch_per_point;
494 *height = font_height * dpi;
497 *height = font_height * (dpi / 300.0);
500 *height = font_height * (dpi / mm_per_inch);
503 FIXME("Unhandled unit type: %d\n", font->unit);
504 return NotImplemented;
510 /***********************************************************************
511 * Borrowed from GDI32:
513 * Elf is really an ENUMLOGFONTEXW, and ntm is a NEWTEXTMETRICEXW.
514 * We have to use other types because of the FONTENUMPROCW definition.
516 static INT CALLBACK is_font_installed_proc(const LOGFONTW *elf,
517 const TEXTMETRICW *ntm, DWORD type, LPARAM lParam)
524 *(NEWTEXTMETRICW*)lParam = *(const NEWTEXTMETRICW*)ntm;
529 static BOOL find_installed_font(const WCHAR *name, NEWTEXTMETRICW *ntm)
534 if(!EnumFontFamiliesW(hdc, name, is_font_installed_proc, (LPARAM)ntm))
541 /*******************************************************************************
542 * GdipCreateFontFamilyFromName [GDIPLUS.@]
544 * Creates a font family object based on a supplied name
547 * name [I] Name of the font
548 * fontCollection [I] What font collection (if any) the font belongs to (may be NULL)
549 * FontFamily [O] Pointer to the resulting FontFamily object
553 * FAILURE: FamilyNotFound if the requested FontFamily does not exist on the system
554 * FAILURE: Invalid parameter if FontFamily or name is NULL
557 * If fontCollection is NULL then the object is not part of any collection
561 GpStatus WINGDIPAPI GdipCreateFontFamilyFromName(GDIPCONST WCHAR *name,
562 GpFontCollection *fontCollection,
563 GpFontFamily **FontFamily)
565 GpFontFamily* ffamily;
568 TRACE("%s, %p %p\n", debugstr_w(name), fontCollection, FontFamily);
570 if (!(name && FontFamily))
571 return InvalidParameter;
573 FIXME("No support for FontCollections yet!\n");
575 if (!find_installed_font(name, &ntm))
576 return FontFamilyNotFound;
578 ffamily = GdipAlloc(sizeof (GpFontFamily));
579 if (!ffamily) return OutOfMemory;
582 lstrcpynW(ffamily->FamilyName, name, LF_FACESIZE);
584 *FontFamily = ffamily;
589 /*******************************************************************************
590 * GdipCloneFontFamily [GDIPLUS.@]
592 * Creates a deep copy of a Font Family object
595 * FontFamily [I] Font to clone
596 * clonedFontFamily [O] The resulting cloned font
601 GpStatus WINGDIPAPI GdipCloneFontFamily(GpFontFamily* FontFamily, GpFontFamily** clonedFontFamily)
603 if (!(FontFamily && clonedFontFamily)) return InvalidParameter;
605 TRACE("stub: %p (%s), %p\n", FontFamily,
606 debugstr_w(FontFamily->FamilyName), clonedFontFamily);
608 *clonedFontFamily = GdipAlloc(sizeof(GpFontFamily));
609 if (!*clonedFontFamily) return OutOfMemory;
611 (*clonedFontFamily)->tmw = FontFamily->tmw;
612 lstrcpyW((*clonedFontFamily)->FamilyName, FontFamily->FamilyName);
617 /*******************************************************************************
618 * GdipGetFamilyName [GDIPLUS.@]
620 * Returns the family name into name
623 * *family [I] Family to retrieve from
624 * *name [O] WCHARS of the family name
629 * FAILURE: InvalidParameter if family is NULL
632 * If name is a NULL ptr, then both XP and Vista will crash (so we do as well)
634 GpStatus WINGDIPAPI GdipGetFamilyName (GDIPCONST GpFontFamily *family,
635 WCHAR *name, LANGID language)
638 return InvalidParameter;
640 TRACE("%p, %p, %d\n", family, name, language);
642 if (language != LANG_NEUTRAL)
643 FIXME("No support for handling of multiple languages!\n");
645 lstrcpynW (name, family->FamilyName, LF_FACESIZE);
651 /*****************************************************************************
652 * GdipDeleteFontFamily [GDIPLUS.@]
654 * Removes the specified FontFamily
657 * *FontFamily [I] The family to delete
661 * FAILURE: InvalidParameter if FontFamily is NULL.
664 GpStatus WINGDIPAPI GdipDeleteFontFamily(GpFontFamily *FontFamily)
667 return InvalidParameter;
668 TRACE("Deleting %p (%s)\n", FontFamily, debugstr_w(FontFamily->FamilyName));
670 GdipFree (FontFamily);
675 GpStatus WINGDIPAPI GdipGetCellAscent(GDIPCONST GpFontFamily *family,
676 INT style, UINT16* CellAscent)
678 if (!(family && CellAscent)) return InvalidParameter;
680 *CellAscent = family->tmw.tmAscent;
685 GpStatus WINGDIPAPI GdipGetCellDescent(GDIPCONST GpFontFamily *family,
686 INT style, UINT16* CellDescent)
688 TRACE("(%p, %d, %p)\n", family, style, CellDescent);
690 if (!(family && CellDescent)) return InvalidParameter;
692 *CellDescent = family->tmw.tmDescent;
697 /*******************************************************************************
698 * GdipGetEmHeight [GDIPLUS.@]
700 * Gets the height of the specified family in EmHeights
703 * family [I] Family to retrieve from
704 * style [I] (optional) style
705 * EmHeight [O] return value
709 * FAILURE: InvalidParameter
711 GpStatus WINGDIPAPI GdipGetEmHeight(GDIPCONST GpFontFamily *family, INT style, UINT16* EmHeight)
713 if (!(family && EmHeight)) return InvalidParameter;
715 TRACE("%p (%s), %d, %p\n", family, debugstr_w(family->FamilyName), style, EmHeight);
717 *EmHeight = family->tmw.ntmSizeEM;
723 /*******************************************************************************
724 * GdipGetLineSpacing [GDIPLUS.@]
726 * Returns the line spacing in design units
729 * family [I] Family to retrieve from
730 * style [I] (Optional) font style
731 * LineSpacing [O] Return value
735 * FAILURE: InvalidParameter (family or LineSpacing was NULL)
737 GpStatus WINGDIPAPI GdipGetLineSpacing(GDIPCONST GpFontFamily *family,
738 INT style, UINT16* LineSpacing)
740 TRACE("%p, %d, %p\n", family, style, LineSpacing);
742 if (!(family && LineSpacing))
743 return InvalidParameter;
745 if (style) FIXME("ignoring style\n");
747 *LineSpacing = family->tmw.tmAscent + family->tmw.tmDescent + family->tmw.tmExternalLeading;
752 GpStatus WINGDIPAPI GdipIsStyleAvailable(GDIPCONST GpFontFamily* family,
753 INT style, BOOL* IsStyleAvailable)
755 FIXME("%p %d %p stub!\n", family, style, IsStyleAvailable);
757 if (!(family && IsStyleAvailable))
758 return InvalidParameter;
760 return NotImplemented;
763 /*****************************************************************************
764 * GdipGetGenericFontFamilyMonospace [GDIPLUS.@]
766 * Obtains a serif family (Courier New on Windows)
769 * **nativeFamily [I] Where the font will be stored
772 * InvalidParameter if nativeFamily is NULL.
775 GpStatus WINGDIPAPI GdipGetGenericFontFamilyMonospace(GpFontFamily **nativeFamily)
777 static const WCHAR CourierNew[] = {'C','o','u','r','i','e','r',' ','N','e','w','\0'};
779 if (nativeFamily == NULL) return InvalidParameter;
781 return GdipCreateFontFamilyFromName(CourierNew, NULL, nativeFamily);
784 /*****************************************************************************
785 * GdipGetGenericFontFamilySerif [GDIPLUS.@]
787 * Obtains a serif family (Times New Roman on Windows)
790 * **nativeFamily [I] Where the font will be stored
793 * InvalidParameter if nativeFamily is NULL.
796 GpStatus WINGDIPAPI GdipGetGenericFontFamilySerif(GpFontFamily **nativeFamily)
798 static const WCHAR TimesNewRoman[] = {'T','i','m','e','s',' ','N','e','w',' ','R','o','m','a','n','\0'};
800 TRACE("(%p)\n", nativeFamily);
802 if (nativeFamily == NULL) return InvalidParameter;
804 return GdipCreateFontFamilyFromName(TimesNewRoman, NULL, nativeFamily);
807 /*****************************************************************************
808 * GdipGetGenericFontFamilySansSerif [GDIPLUS.@]
810 * Obtains a serif family (Microsoft Sans Serif on Windows)
813 * **nativeFamily [I] Where the font will be stored
816 * InvalidParameter if nativeFamily is NULL.
819 GpStatus WINGDIPAPI GdipGetGenericFontFamilySansSerif(GpFontFamily **nativeFamily)
821 /* FIXME: On Windows this is called Microsoft Sans Serif, this shouldn't
823 static const WCHAR MSSansSerif[] = {'M','S',' ','S','a','n','s',' ','S','e','r','i','f','\0'};
825 TRACE("(%p)\n", nativeFamily);
827 if (nativeFamily == NULL) return InvalidParameter;
829 return GdipCreateFontFamilyFromName(MSSansSerif, NULL, nativeFamily);
832 /*****************************************************************************
833 * GdipGetGenericFontFamilySansSerif [GDIPLUS.@]
835 GpStatus WINGDIPAPI GdipNewPrivateFontCollection(GpFontCollection** fontCollection)
837 TRACE("%p\n", fontCollection);
840 return InvalidParameter;
842 *fontCollection = GdipAlloc(sizeof(GpFontCollection));
843 if (!*fontCollection) return OutOfMemory;
845 (*fontCollection)->FontFamilies = NULL;
846 (*fontCollection)->count = 0;
847 (*fontCollection)->allocated = 0;
851 /*****************************************************************************
852 * GdipDeletePrivateFontCollection [GDIPLUS.@]
854 GpStatus WINGDIPAPI GdipDeletePrivateFontCollection(GpFontCollection **fontCollection)
858 TRACE("%p\n", fontCollection);
861 return InvalidParameter;
863 for (i = 0; i < (*fontCollection)->count; i++) GdipFree((*fontCollection)->FontFamilies[i]);
864 GdipFree(*fontCollection);
869 /*****************************************************************************
870 * GdipPrivateAddFontFile [GDIPLUS.@]
872 GpStatus WINGDIPAPI GdipPrivateAddFontFile(GpFontCollection* fontCollection,
873 GDIPCONST WCHAR* filename)
875 FIXME("stub: %p, %s\n", fontCollection, debugstr_w(filename));
877 if (!(fontCollection && filename))
878 return InvalidParameter;
880 return NotImplemented;
883 /*****************************************************************************
884 * GdipPrivateAddMemoryFont [GDIPLUS.@]
886 GpStatus WINGDIPAPI GdipPrivateAddMemoryFont(GpFontCollection* fontCollection,
887 GDIPCONST void* memory, INT length)
889 FIXME("%p, %p, %d\n", fontCollection, memory, length);
891 if (!(fontCollection && memory && length))
892 return InvalidParameter;
897 /*****************************************************************************
898 * GdipGetFontCollectionFamilyCount [GDIPLUS.@]
900 GpStatus WINGDIPAPI GdipGetFontCollectionFamilyCount(
901 GpFontCollection* fontCollection, INT* numFound)
903 TRACE("%p, %p\n", fontCollection, numFound);
905 if (!(fontCollection && numFound))
906 return InvalidParameter;
908 *numFound = fontCollection->count;
912 /*****************************************************************************
913 * GdipGetFontCollectionFamilyList [GDIPLUS.@]
915 GpStatus WINGDIPAPI GdipGetFontCollectionFamilyList(
916 GpFontCollection* fontCollection, INT numSought,
917 GpFontFamily* gpfamilies[], INT* numFound)
921 TRACE("%p, %d, %p, %p\n", fontCollection, numSought, gpfamilies, numFound);
923 if (!(fontCollection && gpfamilies && numFound))
924 return InvalidParameter;
926 for (i = 0; i < numSought && i < fontCollection->count; i++)
928 gpfamilies[i] = fontCollection->FontFamilies[i];
934 void free_installed_fonts(void)
936 while (installedFontCollection.count)
937 GdipDeleteFontFamily(installedFontCollection.FontFamilies[--installedFontCollection.count]);
938 HeapFree(GetProcessHeap(), 0, installedFontCollection.FontFamilies);
939 installedFontCollection.FontFamilies = NULL;
940 installedFontCollection.allocated = 0;
943 static INT CALLBACK add_font_proc(const LOGFONTW *lfw, const TEXTMETRICW *ntm,
944 DWORD type, LPARAM lParam)
946 GpFontCollection* fonts = (GpFontCollection*)lParam;
949 /* skip duplicates */
950 for (i=0; i<fonts->count; i++)
951 if (strcmpiW(lfw->lfFaceName, fonts->FontFamilies[i]->FamilyName) == 0)
954 if (fonts->allocated == fonts->count)
956 INT new_alloc_count = fonts->allocated+50;
957 GpFontFamily** new_family_list = HeapAlloc(GetProcessHeap(), 0, new_alloc_count*sizeof(void*));
959 if (!new_family_list)
962 memcpy(new_family_list, fonts->FontFamilies, fonts->count*sizeof(void*));
963 HeapFree(GetProcessHeap(), 0, fonts->FontFamilies);
964 fonts->FontFamilies = new_family_list;
965 fonts->allocated = new_alloc_count;
968 if (GdipCreateFontFamilyFromName(lfw->lfFaceName, NULL, &fonts->FontFamilies[fonts->count]) == Ok)
976 GpStatus WINGDIPAPI GdipNewInstalledFontCollection(
977 GpFontCollection** fontCollection)
979 TRACE("(%p)\n",fontCollection);
982 return InvalidParameter;
984 if (installedFontCollection.count == 0)
991 lfw.lfCharSet = DEFAULT_CHARSET;
992 lfw.lfFaceName[0] = 0;
993 lfw.lfPitchAndFamily = 0;
995 if (!EnumFontFamiliesExW(hdc, &lfw, add_font_proc, (LPARAM)&installedFontCollection, 0))
997 free_installed_fonts();
1005 *fontCollection = &installedFontCollection;