mirror of
https://gitlab.winehq.org/wine/wine-gecko.git
synced 2024-09-13 09:24:08 -07:00
89 lines
3.1 KiB
C++
89 lines
3.1 KiB
C++
/* -*- Mode: C++; tab-width: 20; indent-tabs-mode: nil; c-basic-offset: 4 -*-
|
|
* This Source Code Form is subject to the terms of the Mozilla Public
|
|
* License, v. 2.0. If a copy of the MPL was not distributed with this
|
|
* file, You can obtain one at http://mozilla.org/MPL/2.0/. */
|
|
|
|
#ifndef GFX_MACFONT_H
|
|
#define GFX_MACFONT_H
|
|
|
|
#include "gfxFont.h"
|
|
#include "gfxMacPlatformFontList.h"
|
|
#include "mozilla/gfx/2D.h"
|
|
|
|
#include "cairo.h"
|
|
|
|
class gfxMacFont : public gfxFont
|
|
{
|
|
public:
|
|
gfxMacFont(MacOSFontEntry *aFontEntry, const gfxFontStyle *aFontStyle,
|
|
bool aNeedsBold);
|
|
|
|
virtual ~gfxMacFont();
|
|
|
|
CGFontRef GetCGFontRef() const { return mCGFont; }
|
|
|
|
/* overrides for the pure virtual methods in gfxFont */
|
|
virtual const gfxFont::Metrics& GetMetrics() {
|
|
return mMetrics;
|
|
}
|
|
|
|
virtual uint32_t GetSpaceGlyph() {
|
|
return mSpaceGlyph;
|
|
}
|
|
|
|
virtual bool SetupCairoFont(gfxContext *aContext);
|
|
|
|
/* override Measure to add padding for antialiasing */
|
|
virtual RunMetrics Measure(gfxTextRun *aTextRun,
|
|
uint32_t aStart, uint32_t aEnd,
|
|
BoundingBoxType aBoundingBoxType,
|
|
gfxContext *aContextForTightBoundingBox,
|
|
Spacing *aSpacing);
|
|
|
|
// override gfxFont table access function to bypass gfxFontEntry cache,
|
|
// use CGFontRef API to get direct access to system font data
|
|
virtual hb_blob_t *GetFontTable(uint32_t aTag);
|
|
|
|
virtual mozilla::TemporaryRef<mozilla::gfx::ScaledFont> GetScaledFont(mozilla::gfx::DrawTarget *aTarget);
|
|
|
|
virtual void SizeOfExcludingThis(nsMallocSizeOfFun aMallocSizeOf,
|
|
FontCacheSizes* aSizes) const;
|
|
virtual void SizeOfIncludingThis(nsMallocSizeOfFun aMallocSizeOf,
|
|
FontCacheSizes* aSizes) const;
|
|
|
|
virtual FontType GetType() const { return FONT_TYPE_MAC; }
|
|
|
|
protected:
|
|
virtual void CreatePlatformShaper();
|
|
|
|
// override to prefer CoreText shaping with fonts that depend on AAT
|
|
virtual bool ShapeText(gfxContext *aContext,
|
|
const PRUnichar *aText,
|
|
uint32_t aOffset,
|
|
uint32_t aLength,
|
|
int32_t aScript,
|
|
gfxShapedText *aShapedText,
|
|
bool aPreferPlatformShaping = false);
|
|
|
|
void InitMetrics();
|
|
void InitMetricsFromPlatform();
|
|
|
|
// Get width and glyph ID for a character; uses aConvFactor
|
|
// to convert font units as returned by CG to actual dimensions
|
|
gfxFloat GetCharWidth(CFDataRef aCmap, PRUnichar aUniChar,
|
|
uint32_t *aGlyphID, gfxFloat aConvFactor);
|
|
|
|
static void DestroyBlobFunc(void* aUserData);
|
|
|
|
// a weak reference to the CoreGraphics font: this is owned by the
|
|
// MacOSFontEntry, it is not retained or released by gfxMacFont
|
|
CGFontRef mCGFont;
|
|
|
|
cairo_font_face_t *mFontFace;
|
|
|
|
Metrics mMetrics;
|
|
uint32_t mSpaceGlyph;
|
|
};
|
|
|
|
#endif /* GFX_MACFONT_H */
|