Sweden-Number/dlls/gdiplus/font.c

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/*
* Copyright (C) 2007 Google (Evan Stade)
* Copyright (C) 2012 Dmitry Timoshkov
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*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation; either
* version 2.1 of the License, or (at your option) any later version.
*
* This library is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with this library; if not, write to the Free Software
* Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA
*/
#include <stdarg.h>
#include "windef.h"
#include "winbase.h"
#include "wingdi.h"
#include "winnls.h"
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#include "winreg.h"
#include "wine/debug.h"
#include "wine/unicode.h"
WINE_DEFAULT_DEBUG_CHANNEL (gdiplus);
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#include "objbase.h"
#include "gdiplus.h"
#include "gdiplus_private.h"
/* PANOSE is 10 bytes in size, need to pack the structure properly */
#include "pshpack2.h"
typedef struct
{
USHORT version;
SHORT xAvgCharWidth;
USHORT usWeightClass;
USHORT usWidthClass;
SHORT fsType;
SHORT ySubscriptXSize;
SHORT ySubscriptYSize;
SHORT ySubscriptXOffset;
SHORT ySubscriptYOffset;
SHORT ySuperscriptXSize;
SHORT ySuperscriptYSize;
SHORT ySuperscriptXOffset;
SHORT ySuperscriptYOffset;
SHORT yStrikeoutSize;
SHORT yStrikeoutPosition;
SHORT sFamilyClass;
PANOSE panose;
ULONG ulUnicodeRange1;
ULONG ulUnicodeRange2;
ULONG ulUnicodeRange3;
ULONG ulUnicodeRange4;
CHAR achVendID[4];
USHORT fsSelection;
USHORT usFirstCharIndex;
USHORT usLastCharIndex;
/* According to the Apple spec, original version didn't have the below fields,
* version numbers were taken from the OpenType spec.
*/
/* version 0 (TrueType 1.5) */
USHORT sTypoAscender;
USHORT sTypoDescender;
USHORT sTypoLineGap;
USHORT usWinAscent;
USHORT usWinDescent;
/* version 1 (TrueType 1.66) */
ULONG ulCodePageRange1;
ULONG ulCodePageRange2;
/* version 2 (OpenType 1.2) */
SHORT sxHeight;
SHORT sCapHeight;
USHORT usDefaultChar;
USHORT usBreakChar;
USHORT usMaxContext;
} TT_OS2_V2;
typedef struct
{
ULONG Version;
SHORT Ascender;
SHORT Descender;
SHORT LineGap;
USHORT advanceWidthMax;
SHORT minLeftSideBearing;
SHORT minRightSideBearing;
SHORT xMaxExtent;
SHORT caretSlopeRise;
SHORT caretSlopeRun;
SHORT caretOffset;
SHORT reserved[4];
SHORT metricDataFormat;
USHORT numberOfHMetrics;
} TT_HHEA;
#include "poppack.h"
#ifdef WORDS_BIGENDIAN
#define GET_BE_WORD(x) (x)
#define GET_BE_DWORD(x) (x)
#else
#define GET_BE_WORD(x) MAKEWORD(HIBYTE(x), LOBYTE(x))
#define GET_BE_DWORD(x) MAKELONG(GET_BE_WORD(HIWORD(x)), GET_BE_WORD(LOWORD(x)));
#endif
#define MS_MAKE_TAG(ch0, ch1, ch2, ch3) \
((DWORD)(BYTE)(ch0) | ((DWORD)(BYTE)(ch1) << 8) | \
((DWORD)(BYTE)(ch2) << 16) | ((DWORD)(BYTE)(ch3) << 24))
#define MS_OS2_TAG MS_MAKE_TAG('O','S','/','2')
#define MS_HHEA_TAG MS_MAKE_TAG('h','h','e','a')
static GpStatus clone_font_family(const GpFontFamily *, GpFontFamily **);
static GpFontCollection installedFontCollection = {0};
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/*******************************************************************************
* GdipCreateFont [GDIPLUS.@]
*
* Create a new font based off of a FontFamily
*
* PARAMS
* *fontFamily [I] Family to base the font off of
* emSize [I] Size of the font
* style [I] Bitwise OR of FontStyle enumeration
* unit [I] Unit emSize is measured in
* **font [I] the resulting Font object
*
* RETURNS
* SUCCESS: Ok
* FAILURE: InvalidParameter if fontfamily or font is NULL.
* FAILURE: FontFamilyNotFound if an invalid FontFamily is given
*
* NOTES
* UnitDisplay is unsupported.
* emSize is stored separately from lfHeight, to hold the fraction.
*/
GpStatus WINGDIPAPI GdipCreateFont(GDIPCONST GpFontFamily *fontFamily,
REAL emSize, INT style, Unit unit, GpFont **font)
{
HFONT hfont;
OUTLINETEXTMETRICW otm;
LOGFONTW lfw;
HDC hdc;
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GpStatus stat;
int ret;
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if (!fontFamily || !font || emSize < 0.0)
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return InvalidParameter;
TRACE("%p (%s), %f, %d, %d, %p\n", fontFamily,
debugstr_w(fontFamily->FamilyName), emSize, style, unit, font);
memset(&lfw, 0, sizeof(lfw));
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stat = GdipGetFamilyName(fontFamily, lfw.lfFaceName, LANG_NEUTRAL);
if (stat != Ok) return stat;
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lfw.lfHeight = -units_to_pixels(emSize, unit, fontFamily->dpi);
lfw.lfWeight = style & FontStyleBold ? FW_BOLD : FW_REGULAR;
lfw.lfItalic = style & FontStyleItalic;
lfw.lfUnderline = style & FontStyleUnderline;
lfw.lfStrikeOut = style & FontStyleStrikeout;
hfont = CreateFontIndirectW(&lfw);
hdc = CreateCompatibleDC(0);
SelectObject(hdc, hfont);
otm.otmSize = sizeof(otm);
ret = GetOutlineTextMetricsW(hdc, otm.otmSize, &otm);
DeleteDC(hdc);
DeleteObject(hfont);
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if (!ret) return NotTrueTypeFont;
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*font = GdipAlloc(sizeof(GpFont));
if (!*font) return OutOfMemory;
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(*font)->unit = unit;
(*font)->emSize = emSize;
(*font)->otm = otm;
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stat = clone_font_family(fontFamily, &(*font)->family);
if (stat != Ok)
{
GdipFree(*font);
return stat;
}
TRACE("<-- %p\n", *font);
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return Ok;
}
/*******************************************************************************
* GdipCreateFontFromLogfontW [GDIPLUS.@]
*/
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GpStatus WINGDIPAPI GdipCreateFontFromLogfontW(HDC hdc,
GDIPCONST LOGFONTW *logfont, GpFont **font)
{
HFONT hfont, oldfont;
OUTLINETEXTMETRICW otm;
GpStatus stat;
int ret;
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TRACE("(%p, %p, %p)\n", hdc, logfont, font);
if (!hdc || !logfont || !font)
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return InvalidParameter;
hfont = CreateFontIndirectW(logfont);
oldfont = SelectObject(hdc, hfont);
otm.otmSize = sizeof(otm);
ret = GetOutlineTextMetricsW(hdc, otm.otmSize, &otm);
SelectObject(hdc, oldfont);
DeleteObject(hfont);
if (!ret) return NotTrueTypeFont;
*font = GdipAlloc(sizeof(GpFont));
if (!*font) return OutOfMemory;
(*font)->unit = UnitWorld;
(*font)->emSize = otm.otmTextMetrics.tmAscent;
(*font)->otm = otm;
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stat = GdipCreateFontFamilyFromName(logfont->lfFaceName, NULL, &(*font)->family);
if (stat != Ok)
{
GdipFree(*font);
return NotTrueTypeFont;
}
TRACE("<-- %p\n", *font);
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return Ok;
}
/*******************************************************************************
* GdipCreateFontFromLogfontA [GDIPLUS.@]
*/
GpStatus WINGDIPAPI GdipCreateFontFromLogfontA(HDC hdc,
GDIPCONST LOGFONTA *lfa, GpFont **font)
{
LOGFONTW lfw;
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TRACE("(%p, %p, %p)\n", hdc, lfa, font);
if(!lfa || !font)
return InvalidParameter;
memcpy(&lfw, lfa, FIELD_OFFSET(LOGFONTA,lfFaceName) );
if(!MultiByteToWideChar(CP_ACP, 0, lfa->lfFaceName, -1, lfw.lfFaceName, LF_FACESIZE))
return GenericError;
return GdipCreateFontFromLogfontW(hdc, &lfw, font);
}
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/*******************************************************************************
* GdipDeleteFont [GDIPLUS.@]
*/
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GpStatus WINGDIPAPI GdipDeleteFont(GpFont* font)
{
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TRACE("(%p)\n", font);
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if(!font)
return InvalidParameter;
GdipDeleteFontFamily(font->family);
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GdipFree(font);
return Ok;
}
/*******************************************************************************
* GdipCreateFontFromDC [GDIPLUS.@]
*/
GpStatus WINGDIPAPI GdipCreateFontFromDC(HDC hdc, GpFont **font)
{
HFONT hfont;
LOGFONTW lfw;
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TRACE("(%p, %p)\n", hdc, font);
if(!font)
return InvalidParameter;
hfont = GetCurrentObject(hdc, OBJ_FONT);
if(!hfont)
return GenericError;
if(!GetObjectW(hfont, sizeof(LOGFONTW), &lfw))
return GenericError;
return GdipCreateFontFromLogfontW(hdc, &lfw, font);
}
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/*******************************************************************************
* GdipGetFamily [GDIPLUS.@]
*
* Returns the FontFamily for the specified Font
*
* PARAMS
* font [I] Font to request from
* family [O] Resulting FontFamily object
*
* RETURNS
* SUCCESS: Ok
* FAILURE: An element of GpStatus
*/
GpStatus WINGDIPAPI GdipGetFamily(GpFont *font, GpFontFamily **family)
{
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TRACE("%p %p\n", font, family);
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if (!(font && family))
return InvalidParameter;
return GdipCloneFontFamily(font->family, family);
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}
static REAL get_font_size(const GpFont *font)
{
return font->emSize;
}
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/******************************************************************************
* GdipGetFontSize [GDIPLUS.@]
*
* Returns the size of the font in Units
*
* PARAMS
* *font [I] The font to retrieve size from
* *size [O] Pointer to hold retrieved value
*
* RETURNS
* SUCCESS: Ok
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* FAILURE: InvalidParameter (font or size was NULL)
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*
* NOTES
* Size returned is actually emSize -- not internal size used for drawing.
*/
GpStatus WINGDIPAPI GdipGetFontSize(GpFont *font, REAL *size)
{
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TRACE("(%p, %p)\n", font, size);
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if (!(font && size)) return InvalidParameter;
*size = get_font_size(font);
TRACE("%s,%d => %f\n", debugstr_w(font->family->FamilyName), font->otm.otmTextMetrics.tmHeight, *size);
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return Ok;
}
static INT get_font_style(const GpFont *font)
{
INT style;
if (font->otm.otmTextMetrics.tmWeight > FW_REGULAR)
style = FontStyleBold;
else
style = FontStyleRegular;
if (font->otm.otmTextMetrics.tmItalic)
style |= FontStyleItalic;
if (font->otm.otmTextMetrics.tmUnderlined)
style |= FontStyleUnderline;
if (font->otm.otmTextMetrics.tmStruckOut)
style |= FontStyleStrikeout;
return style;
}
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/*******************************************************************************
* GdipGetFontStyle [GDIPLUS.@]
*
* Gets the font's style, returned in bitwise OR of FontStyle enumeration
*
* PARAMS
* font [I] font to request from
* style [O] resulting pointer to a FontStyle enumeration
*
* RETURNS
* SUCCESS: Ok
* FAILURE: InvalidParameter
*/
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GpStatus WINGDIPAPI GdipGetFontStyle(GpFont *font, INT *style)
{
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TRACE("%p %p\n", font, style);
if (!(font && style))
return InvalidParameter;
*style = get_font_style(font);
TRACE("%s,%d => %d\n", debugstr_w(font->family->FamilyName), font->otm.otmTextMetrics.tmHeight, *style);
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return Ok;
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}
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/*******************************************************************************
* GdipGetFontUnit [GDIPLUS.@]
*
* PARAMS
* font [I] Font to retrieve from
* unit [O] Return value
*
* RETURNS
* FAILURE: font or unit was NULL
* OK: otherwise
*/
GpStatus WINGDIPAPI GdipGetFontUnit(GpFont *font, Unit *unit)
{
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TRACE("(%p, %p)\n", font, unit);
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if (!(font && unit)) return InvalidParameter;
*unit = font->unit;
TRACE("%s,%d => %d\n", debugstr_w(font->family->FamilyName), font->otm.otmTextMetrics.tmHeight, *unit);
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return Ok;
}
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/*******************************************************************************
* GdipGetLogFontA [GDIPLUS.@]
*/
GpStatus WINGDIPAPI GdipGetLogFontA(GpFont *font, GpGraphics *graphics,
LOGFONTA *lfa)
{
GpStatus status;
LOGFONTW lfw;
TRACE("(%p, %p, %p)\n", font, graphics, lfa);
status = GdipGetLogFontW(font, graphics, &lfw);
if(status != Ok)
return status;
memcpy(lfa, &lfw, FIELD_OFFSET(LOGFONTA,lfFaceName) );
if(!WideCharToMultiByte(CP_ACP, 0, lfw.lfFaceName, -1, lfa->lfFaceName, LF_FACESIZE, NULL, NULL))
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return GenericError;
return Ok;
}
void get_log_fontW(const GpFont *font, GpGraphics *graphics, LOGFONTW *lf)
{
/* FIXME: use graphics */
lf->lfHeight = -units_to_pixels(font->emSize, font->unit, font->family->dpi);
lf->lfWidth = 0;
lf->lfEscapement = 0;
lf->lfOrientation = 0;
lf->lfWeight = font->otm.otmTextMetrics.tmWeight;
lf->lfItalic = font->otm.otmTextMetrics.tmItalic ? 1 : 0;
lf->lfUnderline = font->otm.otmTextMetrics.tmUnderlined ? 1 : 0;
lf->lfStrikeOut = font->otm.otmTextMetrics.tmStruckOut ? 1 : 0;
lf->lfCharSet = font->otm.otmTextMetrics.tmCharSet;
lf->lfOutPrecision = OUT_DEFAULT_PRECIS;
lf->lfClipPrecision = CLIP_DEFAULT_PRECIS;
lf->lfQuality = DEFAULT_QUALITY;
lf->lfPitchAndFamily = 0;
strcpyW(lf->lfFaceName, font->family->FamilyName);
}
/*******************************************************************************
* GdipGetLogFontW [GDIPLUS.@]
*/
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GpStatus WINGDIPAPI GdipGetLogFontW(GpFont *font, GpGraphics *graphics,
LOGFONTW *lfw)
{
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TRACE("(%p, %p, %p)\n", font, graphics, lfw);
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if(!font || !graphics || !lfw)
return InvalidParameter;
get_log_fontW(font, graphics, lfw);
TRACE("=> %s,%d\n", debugstr_w(lfw->lfFaceName), lfw->lfHeight);
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return Ok;
}
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/*******************************************************************************
* GdipCloneFont [GDIPLUS.@]
*/
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GpStatus WINGDIPAPI GdipCloneFont(GpFont *font, GpFont **cloneFont)
{
GpStatus stat;
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TRACE("(%p, %p)\n", font, cloneFont);
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if(!font || !cloneFont)
return InvalidParameter;
*cloneFont = GdipAlloc(sizeof(GpFont));
if(!*cloneFont) return OutOfMemory;
**cloneFont = *font;
stat = GdipCloneFontFamily(font->family, &(*cloneFont)->family);
if (stat != Ok) GdipFree(*cloneFont);
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return stat;
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}
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/*******************************************************************************
* GdipGetFontHeight [GDIPLUS.@]
* PARAMS
* font [I] Font to retrieve height from
* graphics [I] The current graphics context
* height [O] Resulting height
* RETURNS
* SUCCESS: Ok
* FAILURE: Another element of GpStatus
*
* NOTES
* Forwards to GdipGetFontHeightGivenDPI
*/
GpStatus WINGDIPAPI GdipGetFontHeight(GDIPCONST GpFont *font,
GDIPCONST GpGraphics *graphics, REAL *height)
{
REAL dpi;
GpStatus stat;
REAL font_height;
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TRACE("%p %p %p\n", font, graphics, height);
stat = GdipGetFontHeightGivenDPI(font, font->family->dpi, &font_height);
if (stat != Ok) return stat;
if (!graphics)
{
*height = font_height;
TRACE("%s,%d => %f\n",
debugstr_w(font->family->FamilyName), font->otm.otmTextMetrics.tmHeight, *height);
return Ok;
}
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stat = GdipGetDpiY((GpGraphics *)graphics, &dpi);
if (stat != Ok) return stat;
*height = pixels_to_units(font_height, graphics->unit, dpi);
TRACE("%s,%d(unit %d) => %f\n",
debugstr_w(font->family->FamilyName), font->otm.otmTextMetrics.tmHeight, graphics->unit, *height);
return Ok;
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}
/*******************************************************************************
* GdipGetFontHeightGivenDPI [GDIPLUS.@]
* PARAMS
* font [I] Font to retrieve DPI from
* dpi [I] DPI to assume
* height [O] Return value
*
* RETURNS
* SUCCESS: Ok
* FAILURE: InvalidParameter if font or height is NULL
*
* NOTES
* According to MSDN, the result is (lineSpacing)*(fontSize / emHeight)*dpi
* (for anything other than unit Pixel)
*/
GpStatus WINGDIPAPI GdipGetFontHeightGivenDPI(GDIPCONST GpFont *font, REAL dpi, REAL *height)
{
GpStatus stat;
INT style;
UINT16 line_spacing, em_height;
REAL font_size;
if (!font || !height) return InvalidParameter;
TRACE("%p (%s), %f, %p\n", font,
debugstr_w(font->family->FamilyName), dpi, height);
font_size = units_to_pixels(get_font_size(font), font->unit, dpi);
style = get_font_style(font);
stat = GdipGetLineSpacing(font->family, style, &line_spacing);
if (stat != Ok) return stat;
stat = GdipGetEmHeight(font->family, style, &em_height);
if (stat != Ok) return stat;
*height = (REAL)line_spacing * font_size / (REAL)em_height;
TRACE("%s,%d => %f\n",
debugstr_w(font->family->FamilyName), font->otm.otmTextMetrics.tmHeight, *height);
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return Ok;
}
/***********************************************************************
* Borrowed from GDI32:
*
* Elf is really an ENUMLOGFONTEXW, and ntm is a NEWTEXTMETRICEXW.
* We have to use other types because of the FONTENUMPROCW definition.
*/
static INT CALLBACK is_font_installed_proc(const LOGFONTW *elf,
const TEXTMETRICW *ntm, DWORD type, LPARAM lParam)
{
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if (type & RASTER_FONTTYPE)
return 1;
*(LOGFONTW *)lParam = *elf;
return 0;
}
struct font_metrics
{
UINT16 em_height, ascent, descent, line_spacing; /* in font units */
int dpi;
};
static BOOL get_font_metrics(HDC hdc, struct font_metrics *fm)
{
OUTLINETEXTMETRICW otm;
TT_OS2_V2 tt_os2;
TT_HHEA tt_hori;
LONG size;
UINT16 line_gap;
otm.otmSize = sizeof(otm);
if (!GetOutlineTextMetricsW(hdc, otm.otmSize, &otm)) return FALSE;
fm->em_height = otm.otmEMSquare;
fm->dpi = GetDeviceCaps(hdc, LOGPIXELSY);
memset(&tt_hori, 0, sizeof(tt_hori));
if (GetFontData(hdc, MS_HHEA_TAG, 0, &tt_hori, sizeof(tt_hori)) != GDI_ERROR)
{
fm->ascent = GET_BE_WORD(tt_hori.Ascender);
fm->descent = -GET_BE_WORD(tt_hori.Descender);
TRACE("hhea: ascent %d, descent %d\n", fm->ascent, fm->descent);
line_gap = GET_BE_WORD(tt_hori.LineGap);
fm->line_spacing = fm->ascent + fm->descent + line_gap;
TRACE("line_gap %u, line_spacing %u\n", line_gap, fm->line_spacing);
if (fm->ascent + fm->descent != 0) return TRUE;
}
size = GetFontData(hdc, MS_OS2_TAG, 0, NULL, 0);
if (size == GDI_ERROR) return FALSE;
if (size > sizeof(tt_os2)) size = sizeof(tt_os2);
memset(&tt_os2, 0, sizeof(tt_os2));
if (GetFontData(hdc, MS_OS2_TAG, 0, &tt_os2, size) != size) return FALSE;
fm->ascent = GET_BE_WORD(tt_os2.usWinAscent);
fm->descent = GET_BE_WORD(tt_os2.usWinDescent);
TRACE("usWinAscent %u, usWinDescent %u\n", fm->ascent, fm->descent);
if (fm->ascent + fm->descent == 0)
{
fm->ascent = GET_BE_WORD(tt_os2.sTypoAscender);
fm->descent = GET_BE_WORD(tt_os2.sTypoDescender);
TRACE("sTypoAscender %u, sTypoDescender %u\n", fm->ascent, fm->descent);
}
line_gap = GET_BE_WORD(tt_os2.sTypoLineGap);
fm->line_spacing = fm->ascent + fm->descent + line_gap;
TRACE("line_gap %u, line_spacing %u\n", line_gap, fm->line_spacing);
return TRUE;
}
static GpStatus find_installed_font(const WCHAR *name, struct font_metrics *fm)
{
LOGFONTW lf;
HDC hdc = CreateCompatibleDC(0);
GpStatus ret = FontFamilyNotFound;
if(!EnumFontFamiliesW(hdc, name, is_font_installed_proc, (LPARAM)&lf))
{
HFONT hfont, old_font;
hfont = CreateFontIndirectW(&lf);
old_font = SelectObject(hdc, hfont);
ret = get_font_metrics(hdc, fm) ? Ok : NotTrueTypeFont;
SelectObject(hdc, old_font);
DeleteObject(hfont);
}
DeleteDC(hdc);
return ret;
}
/*******************************************************************************
* GdipCreateFontFamilyFromName [GDIPLUS.@]
*
* Creates a font family object based on a supplied name
*
* PARAMS
* name [I] Name of the font
* fontCollection [I] What font collection (if any) the font belongs to (may be NULL)
* FontFamily [O] Pointer to the resulting FontFamily object
*
* RETURNS
* SUCCESS: Ok
* FAILURE: FamilyNotFound if the requested FontFamily does not exist on the system
* FAILURE: Invalid parameter if FontFamily or name is NULL
*
* NOTES
* If fontCollection is NULL then the object is not part of any collection
*
*/
GpStatus WINGDIPAPI GdipCreateFontFamilyFromName(GDIPCONST WCHAR *name,
GpFontCollection *fontCollection,
GpFontFamily **FontFamily)
{
GpStatus stat;
GpFontFamily* ffamily;
struct font_metrics fm;
TRACE("%s, %p %p\n", debugstr_w(name), fontCollection, FontFamily);
if (!(name && FontFamily))
return InvalidParameter;
if (fontCollection)
FIXME("No support for FontCollections yet!\n");
stat = find_installed_font(name, &fm);
if (stat != Ok) return stat;
ffamily = GdipAlloc(sizeof (GpFontFamily));
if (!ffamily) return OutOfMemory;
lstrcpynW(ffamily->FamilyName, name, LF_FACESIZE);
ffamily->em_height = fm.em_height;
ffamily->ascent = fm.ascent;
ffamily->descent = fm.descent;
ffamily->line_spacing = fm.line_spacing;
ffamily->dpi = fm.dpi;
*FontFamily = ffamily;
TRACE("<-- %p\n", ffamily);
return Ok;
}
static GpStatus clone_font_family(const GpFontFamily *family, GpFontFamily **clone)
{
*clone = GdipAlloc(sizeof(GpFontFamily));
if (!*clone) return OutOfMemory;
**clone = *family;
return Ok;
}
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/*******************************************************************************
* GdipCloneFontFamily [GDIPLUS.@]
*
* Creates a deep copy of a Font Family object
*
* PARAMS
* FontFamily [I] Font to clone
* clonedFontFamily [O] The resulting cloned font
*
* RETURNS
* SUCCESS: Ok
*/
GpStatus WINGDIPAPI GdipCloneFontFamily(GpFontFamily* FontFamily, GpFontFamily** clonedFontFamily)
{
GpStatus status;
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if (!(FontFamily && clonedFontFamily)) return InvalidParameter;
TRACE("%p (%s), %p\n", FontFamily,
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debugstr_w(FontFamily->FamilyName), clonedFontFamily);
status = clone_font_family(FontFamily, clonedFontFamily);
if (status != Ok) return status;
TRACE("<-- %p\n", *clonedFontFamily);
return Ok;
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}
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/*******************************************************************************
* GdipGetFamilyName [GDIPLUS.@]
*
* Returns the family name into name
*
* PARAMS
* *family [I] Family to retrieve from
* *name [O] WCHARS of the family name
* LANGID [I] charset
*
* RETURNS
* SUCCESS: Ok
* FAILURE: InvalidParameter if family is NULL
*
* NOTES
* If name is a NULL ptr, then both XP and Vista will crash (so we do as well)
*/
GpStatus WINGDIPAPI GdipGetFamilyName (GDIPCONST GpFontFamily *family,
WCHAR *name, LANGID language)
{
static int lang_fixme;
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if (family == NULL)
return InvalidParameter;
TRACE("%p, %p, %d\n", family, name, language);
if (language != LANG_NEUTRAL && !lang_fixme++)
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FIXME("No support for handling of multiple languages!\n");
lstrcpynW (name, family->FamilyName, LF_FACESIZE);
return Ok;
}
/*****************************************************************************
* GdipDeleteFontFamily [GDIPLUS.@]
*
* Removes the specified FontFamily
*
* PARAMS
* *FontFamily [I] The family to delete
*
* RETURNS
* SUCCESS: Ok
* FAILURE: InvalidParameter if FontFamily is NULL.
*
*/
GpStatus WINGDIPAPI GdipDeleteFontFamily(GpFontFamily *FontFamily)
{
if (!FontFamily)
return InvalidParameter;
TRACE("Deleting %p (%s)\n", FontFamily, debugstr_w(FontFamily->FamilyName));
GdipFree (FontFamily);
return Ok;
}
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GpStatus WINGDIPAPI GdipGetCellAscent(GDIPCONST GpFontFamily *family,
INT style, UINT16* CellAscent)
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{
if (!(family && CellAscent)) return InvalidParameter;
*CellAscent = family->ascent;
TRACE("%s => %u\n", debugstr_w(family->FamilyName), *CellAscent);
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return Ok;
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}
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GpStatus WINGDIPAPI GdipGetCellDescent(GDIPCONST GpFontFamily *family,
INT style, UINT16* CellDescent)
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{
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TRACE("(%p, %d, %p)\n", family, style, CellDescent);
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if (!(family && CellDescent)) return InvalidParameter;
*CellDescent = family->descent;
TRACE("%s => %u\n", debugstr_w(family->FamilyName), *CellDescent);
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return Ok;
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}
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/*******************************************************************************
* GdipGetEmHeight [GDIPLUS.@]
*
* Gets the height of the specified family in EmHeights
*
* PARAMS
* family [I] Family to retrieve from
* style [I] (optional) style
* EmHeight [O] return value
*
* RETURNS
* SUCCESS: Ok
* FAILURE: InvalidParameter
*/
GpStatus WINGDIPAPI GdipGetEmHeight(GDIPCONST GpFontFamily *family, INT style, UINT16* EmHeight)
{
if (!(family && EmHeight)) return InvalidParameter;
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TRACE("%p (%s), %d, %p\n", family, debugstr_w(family->FamilyName), style, EmHeight);
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*EmHeight = family->em_height;
TRACE("%s => %u\n", debugstr_w(family->FamilyName), *EmHeight);
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return Ok;
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}
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/*******************************************************************************
* GdipGetLineSpacing [GDIPLUS.@]
*
* Returns the line spacing in design units
*
* PARAMS
* family [I] Family to retrieve from
* style [I] (Optional) font style
* LineSpacing [O] Return value
*
* RETURNS
* SUCCESS: Ok
* FAILURE: InvalidParameter (family or LineSpacing was NULL)
*/
GpStatus WINGDIPAPI GdipGetLineSpacing(GDIPCONST GpFontFamily *family,
INT style, UINT16* LineSpacing)
{
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TRACE("%p, %d, %p\n", family, style, LineSpacing);
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if (!(family && LineSpacing))
return InvalidParameter;
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if (style) FIXME("ignoring style\n");
*LineSpacing = family->line_spacing;
TRACE("%s => %u\n", debugstr_w(family->FamilyName), *LineSpacing);
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return Ok;
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}
static INT CALLBACK font_has_style_proc(const LOGFONTW *elf,
const TEXTMETRICW *ntm, DWORD type, LPARAM lParam)
{
INT fontstyle = FontStyleRegular;
if (!ntm) return 1;
if (ntm->tmWeight >= FW_BOLD) fontstyle |= FontStyleBold;
if (ntm->tmItalic) fontstyle |= FontStyleItalic;
if (ntm->tmUnderlined) fontstyle |= FontStyleUnderline;
if (ntm->tmStruckOut) fontstyle |= FontStyleStrikeout;
return (INT)lParam != fontstyle;
}
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GpStatus WINGDIPAPI GdipIsStyleAvailable(GDIPCONST GpFontFamily* family,
INT style, BOOL* IsStyleAvailable)
{
HDC hdc;
TRACE("%p %d %p\n", family, style, IsStyleAvailable);
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if (!(family && IsStyleAvailable))
return InvalidParameter;
*IsStyleAvailable = FALSE;
hdc = GetDC(0);
if(!EnumFontFamiliesW(hdc, family->FamilyName, font_has_style_proc, (LPARAM)style))
*IsStyleAvailable = TRUE;
ReleaseDC(0, hdc);
return Ok;
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}
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/*****************************************************************************
* GdipGetGenericFontFamilyMonospace [GDIPLUS.@]
*
* Obtains a serif family (Courier New on Windows)
*
* PARAMS
* **nativeFamily [I] Where the font will be stored
*
* RETURNS
* InvalidParameter if nativeFamily is NULL.
* Ok otherwise.
*/
GpStatus WINGDIPAPI GdipGetGenericFontFamilyMonospace(GpFontFamily **nativeFamily)
{
static const WCHAR CourierNew[] = {'C','o','u','r','i','e','r',' ','N','e','w','\0'};
static const WCHAR LiberationMono[] = {'L','i','b','e','r','a','t','i','o','n',' ','M','o','n','o','\0'};
GpStatus stat;
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if (nativeFamily == NULL) return InvalidParameter;
stat = GdipCreateFontFamilyFromName(CourierNew, NULL, nativeFamily);
if (stat == FontFamilyNotFound)
stat = GdipCreateFontFamilyFromName(LiberationMono, NULL, nativeFamily);
if (stat == FontFamilyNotFound)
ERR("Missing 'Courier New' font\n");
return stat;
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}
/*****************************************************************************
* GdipGetGenericFontFamilySerif [GDIPLUS.@]
*
* Obtains a serif family (Times New Roman on Windows)
*
* PARAMS
* **nativeFamily [I] Where the font will be stored
*
* RETURNS
* InvalidParameter if nativeFamily is NULL.
* Ok otherwise.
*/
GpStatus WINGDIPAPI GdipGetGenericFontFamilySerif(GpFontFamily **nativeFamily)
{
static const WCHAR TimesNewRoman[] = {'T','i','m','e','s',' ','N','e','w',' ','R','o','m','a','n','\0'};
static const WCHAR LiberationSerif[] = {'L','i','b','e','r','a','t','i','o','n',' ','S','e','r','i','f','\0'};
GpStatus stat;
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TRACE("(%p)\n", nativeFamily);
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if (nativeFamily == NULL) return InvalidParameter;
stat = GdipCreateFontFamilyFromName(TimesNewRoman, NULL, nativeFamily);
if (stat == FontFamilyNotFound)
stat = GdipCreateFontFamilyFromName(LiberationSerif, NULL, nativeFamily);
if (stat == FontFamilyNotFound)
ERR("Missing 'Times New Roman' font\n");
return stat;
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}
/*****************************************************************************
* GdipGetGenericFontFamilySansSerif [GDIPLUS.@]
*
* Obtains a serif family (Microsoft Sans Serif on Windows)
*
* PARAMS
* **nativeFamily [I] Where the font will be stored
*
* RETURNS
* InvalidParameter if nativeFamily is NULL.
* Ok otherwise.
*/
GpStatus WINGDIPAPI GdipGetGenericFontFamilySansSerif(GpFontFamily **nativeFamily)
{
GpStatus stat;
static const WCHAR MicrosoftSansSerif[] = {'M','i','c','r','o','s','o','f','t',' ','S','a','n','s',' ','S','e','r','i','f','\0'};
static const WCHAR Tahoma[] = {'T','a','h','o','m','a','\0'};
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TRACE("(%p)\n", nativeFamily);
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if (nativeFamily == NULL) return InvalidParameter;
stat = GdipCreateFontFamilyFromName(MicrosoftSansSerif, NULL, nativeFamily);
if (stat == FontFamilyNotFound)
/* FIXME: Microsoft Sans Serif is not installed on Wine. */
stat = GdipCreateFontFamilyFromName(Tahoma, NULL, nativeFamily);
return stat;
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}
/*****************************************************************************
* GdipGetGenericFontFamilySansSerif [GDIPLUS.@]
*/
GpStatus WINGDIPAPI GdipNewPrivateFontCollection(GpFontCollection** fontCollection)
{
TRACE("%p\n", fontCollection);
if (!fontCollection)
return InvalidParameter;
*fontCollection = GdipAlloc(sizeof(GpFontCollection));
if (!*fontCollection) return OutOfMemory;
(*fontCollection)->FontFamilies = NULL;
(*fontCollection)->count = 0;
(*fontCollection)->allocated = 0;
TRACE("<-- %p\n", *fontCollection);
return Ok;
}
/*****************************************************************************
* GdipDeletePrivateFontCollection [GDIPLUS.@]
*/
GpStatus WINGDIPAPI GdipDeletePrivateFontCollection(GpFontCollection **fontCollection)
{
INT i;
TRACE("%p\n", fontCollection);
if (!fontCollection)
return InvalidParameter;
for (i = 0; i < (*fontCollection)->count; i++) GdipFree((*fontCollection)->FontFamilies[i]);
GdipFree(*fontCollection);
return Ok;
}
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/*****************************************************************************
* GdipPrivateAddFontFile [GDIPLUS.@]
*/
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GpStatus WINGDIPAPI GdipPrivateAddFontFile(GpFontCollection* fontCollection,
GDIPCONST WCHAR* filename)
{
FIXME("stub: %p, %s\n", fontCollection, debugstr_w(filename));
if (!(fontCollection && filename))
return InvalidParameter;
return NotImplemented;
}
/* Copied from msi/font.c */
typedef struct _tagTT_OFFSET_TABLE {
USHORT uMajorVersion;
USHORT uMinorVersion;
USHORT uNumOfTables;
USHORT uSearchRange;
USHORT uEntrySelector;
USHORT uRangeShift;
} TT_OFFSET_TABLE;
typedef struct _tagTT_TABLE_DIRECTORY {
char szTag[4]; /* table name */
ULONG uCheckSum; /* Check sum */
ULONG uOffset; /* Offset from beginning of file */
ULONG uLength; /* length of the table in bytes */
} TT_TABLE_DIRECTORY;
typedef struct _tagTT_NAME_TABLE_HEADER {
USHORT uFSelector; /* format selector. Always 0 */
USHORT uNRCount; /* Name Records count */
USHORT uStorageOffset; /* Offset for strings storage,
* from start of the table */
} TT_NAME_TABLE_HEADER;
#define NAME_ID_FULL_FONT_NAME 4
#define NAME_ID_VERSION 5
typedef struct _tagTT_NAME_RECORD {
USHORT uPlatformID;
USHORT uEncodingID;
USHORT uLanguageID;
USHORT uNameID;
USHORT uStringLength;
USHORT uStringOffset; /* from start of storage area */
} TT_NAME_RECORD;
#define SWAPWORD(x) MAKEWORD(HIBYTE(x), LOBYTE(x))
#define SWAPLONG(x) MAKELONG(SWAPWORD(HIWORD(x)), SWAPWORD(LOWORD(x)))
/*
* Code based off of code located here
* http://www.codeproject.com/gdi/fontnamefromfile.asp
*/
static WCHAR *load_ttf_name_id( const char *mem, DWORD_PTR size, DWORD id, WCHAR *ret, DWORD len )
{
const TT_TABLE_DIRECTORY *tblDir;
TT_OFFSET_TABLE ttOffsetTable;
TT_NAME_TABLE_HEADER ttNTHeader;
TT_NAME_RECORD ttRecord;
DWORD ofs, pos;
int i;
if (sizeof(TT_OFFSET_TABLE) > size)
return NULL;
ttOffsetTable = *(TT_OFFSET_TABLE*)mem;
ttOffsetTable.uNumOfTables = SWAPWORD(ttOffsetTable.uNumOfTables);
ttOffsetTable.uMajorVersion = SWAPWORD(ttOffsetTable.uMajorVersion);
ttOffsetTable.uMinorVersion = SWAPWORD(ttOffsetTable.uMinorVersion);
if (ttOffsetTable.uMajorVersion != 1 || ttOffsetTable.uMinorVersion != 0)
return NULL;
pos = sizeof(ttOffsetTable);
for (i = 0; i < ttOffsetTable.uNumOfTables; i++)
{
tblDir = (const TT_TABLE_DIRECTORY*)&mem[pos];
pos += sizeof(*tblDir);
if (memcmp(tblDir->szTag,"name",4)==0)
{
ofs = SWAPLONG(tblDir->uOffset);
break;
}
}
if (i >= ttOffsetTable.uNumOfTables)
return NULL;
pos = ofs + sizeof(ttNTHeader);
if (pos > size)
return NULL;
ttNTHeader = *(TT_NAME_TABLE_HEADER*)&mem[ofs];
ttNTHeader.uNRCount = SWAPWORD(ttNTHeader.uNRCount);
ttNTHeader.uStorageOffset = SWAPWORD(ttNTHeader.uStorageOffset);
for(i=0; i<ttNTHeader.uNRCount; i++)
{
ttRecord = *(TT_NAME_RECORD*)&mem[pos];
pos += sizeof(ttRecord);
if (pos > size)
return NULL;
ttRecord.uNameID = SWAPWORD(ttRecord.uNameID);
if (ttRecord.uNameID == id)
{
const char *buf;
ttRecord.uStringLength = SWAPWORD(ttRecord.uStringLength);
ttRecord.uStringOffset = SWAPWORD(ttRecord.uStringOffset);
if (ofs + ttRecord.uStringOffset + ttNTHeader.uStorageOffset + ttRecord.uStringLength > size)
return NULL;
buf = mem + ofs + ttRecord.uStringOffset + ttNTHeader.uStorageOffset;
len = MultiByteToWideChar(CP_ACP, 0, buf, ttRecord.uStringLength, ret, len-1);
ret[len] = 0;
return ret;
}
}
return NULL;
}
static INT CALLBACK add_font_proc(const LOGFONTW *lfw, const TEXTMETRICW *ntm, DWORD type, LPARAM lParam);
/*****************************************************************************
* GdipPrivateAddMemoryFont [GDIPLUS.@]
*/
GpStatus WINGDIPAPI GdipPrivateAddMemoryFont(GpFontCollection* fontCollection,
GDIPCONST void* memory, INT length)
{
WCHAR buf[32], *name;
DWORD count = 0;
HANDLE font;
TRACE("%p, %p, %d\n", fontCollection, memory, length);
if (!fontCollection || !memory || !length)
return InvalidParameter;
name = load_ttf_name_id(memory, length, NAME_ID_FULL_FONT_NAME, buf, sizeof(buf)/sizeof(*buf));
if (!name)
return OutOfMemory;
font = AddFontMemResourceEx((void*)memory, length, NULL, &count);
TRACE("%s: %p/%u\n", debugstr_w(name), font, count);
if (!font || !count)
return InvalidParameter;
if (count)
{
HDC hdc;
LOGFONTW lfw;
hdc = GetDC(0);
lfw.lfCharSet = DEFAULT_CHARSET;
lstrcpyW(lfw.lfFaceName, name);
lfw.lfPitchAndFamily = 0;
if (!EnumFontFamiliesExW(hdc, &lfw, add_font_proc, (LPARAM)fontCollection, 0))
{
ReleaseDC(0, hdc);
return OutOfMemory;
}
ReleaseDC(0, hdc);
}
return Ok;
}
/*****************************************************************************
* GdipGetFontCollectionFamilyCount [GDIPLUS.@]
*/
GpStatus WINGDIPAPI GdipGetFontCollectionFamilyCount(
GpFontCollection* fontCollection, INT* numFound)
{
TRACE("%p, %p\n", fontCollection, numFound);
if (!(fontCollection && numFound))
return InvalidParameter;
*numFound = fontCollection->count;
return Ok;
}
/*****************************************************************************
* GdipGetFontCollectionFamilyList [GDIPLUS.@]
*/
GpStatus WINGDIPAPI GdipGetFontCollectionFamilyList(
GpFontCollection* fontCollection, INT numSought,
GpFontFamily* gpfamilies[], INT* numFound)
{
INT i;
GpStatus stat=Ok;
TRACE("%p, %d, %p, %p\n", fontCollection, numSought, gpfamilies, numFound);
if (!(fontCollection && gpfamilies && numFound))
return InvalidParameter;
memset(gpfamilies, 0, sizeof(*gpfamilies) * numSought);
for (i = 0; i < numSought && i < fontCollection->count && stat == Ok; i++)
{
stat = GdipCloneFontFamily(fontCollection->FontFamilies[i], &gpfamilies[i]);
}
if (stat == Ok)
*numFound = i;
else
{
int numToFree=i;
for (i=0; i<numToFree; i++)
{
GdipDeleteFontFamily(gpfamilies[i]);
gpfamilies[i] = NULL;
}
}
return stat;
}
void free_installed_fonts(void)
{
while (installedFontCollection.count)
GdipDeleteFontFamily(installedFontCollection.FontFamilies[--installedFontCollection.count]);
HeapFree(GetProcessHeap(), 0, installedFontCollection.FontFamilies);
installedFontCollection.FontFamilies = NULL;
installedFontCollection.allocated = 0;
}
static INT CALLBACK add_font_proc(const LOGFONTW *lfw, const TEXTMETRICW *ntm,
DWORD type, LPARAM lParam)
{
GpFontCollection* fonts = (GpFontCollection*)lParam;
int i;
if (type == RASTER_FONTTYPE)
return 1;
/* skip duplicates */
for (i=0; i<fonts->count; i++)
if (strcmpiW(lfw->lfFaceName, fonts->FontFamilies[i]->FamilyName) == 0)
return 1;
if (fonts->allocated == fonts->count)
{
INT new_alloc_count = fonts->allocated+50;
GpFontFamily** new_family_list = HeapAlloc(GetProcessHeap(), 0, new_alloc_count*sizeof(void*));
if (!new_family_list)
return 0;
memcpy(new_family_list, fonts->FontFamilies, fonts->count*sizeof(void*));
HeapFree(GetProcessHeap(), 0, fonts->FontFamilies);
fonts->FontFamilies = new_family_list;
fonts->allocated = new_alloc_count;
}
if (GdipCreateFontFamilyFromName(lfw->lfFaceName, NULL, &fonts->FontFamilies[fonts->count]) == Ok)
fonts->count++;
else
return 0;
return 1;
}
GpStatus WINGDIPAPI GdipNewInstalledFontCollection(
GpFontCollection** fontCollection)
{
TRACE("(%p)\n",fontCollection);
if (!fontCollection)
return InvalidParameter;
if (installedFontCollection.count == 0)
{
HDC hdc;
LOGFONTW lfw;
hdc = GetDC(0);
lfw.lfCharSet = DEFAULT_CHARSET;
lfw.lfFaceName[0] = 0;
lfw.lfPitchAndFamily = 0;
if (!EnumFontFamiliesExW(hdc, &lfw, add_font_proc, (LPARAM)&installedFontCollection, 0))
{
free_installed_fonts();
ReleaseDC(0, hdc);
return OutOfMemory;
}
ReleaseDC(0, hdc);
}
*fontCollection = &installedFontCollection;
return Ok;
}