1 /* -*- Mode: C++; tab-width: 20; indent-tabs-mode: nil; c-basic-offset: 4 -*- 2 * This Source Code Form is subject to the terms of the Mozilla Public 3 * License, v. 2.0. If a copy of the MPL was not distributed with this 4 * file, You can obtain one at http://mozilla.org/MPL/2.0/. */ 5 6 #ifndef GFX_FT2FONTBASE_H 7 #define GFX_FT2FONTBASE_H 8 9 #include "cairo.h" 10 #include "gfxContext.h" 11 #include "gfxFont.h" 12 #include "mozilla/gfx/2D.h" 13 14 class gfxFT2FontBase : public gfxFont { 15 public: 16 gfxFT2FontBase(cairo_scaled_font_t *aScaledFont, 17 gfxFontEntry *aFontEntry, 18 const gfxFontStyle *aFontStyle); 19 virtual ~gfxFT2FontBase(); 20 21 uint32_t GetGlyph(uint32_t aCharCode); 22 void GetGlyphExtents(uint32_t aGlyph, 23 cairo_text_extents_t* aExtents); 24 virtual uint32_t GetSpaceGlyph() override; ProvidesGetGlyph()25 virtual bool ProvidesGetGlyph() const override { return true; } 26 virtual uint32_t GetGlyph(uint32_t unicode, 27 uint32_t variation_selector) override; ProvidesGlyphWidths()28 virtual bool ProvidesGlyphWidths() const override { return true; } 29 virtual int32_t GetGlyphWidth(DrawTarget& aDrawTarget, 30 uint16_t aGID) override; 31 CairoScaledFont()32 cairo_scaled_font_t *CairoScaledFont() { return mScaledFont; }; 33 virtual bool SetupCairoFont(DrawTarget* aDrawTarget) override; 34 GetType()35 virtual FontType GetType() const override { return FONT_TYPE_FT2; } 36 37 protected: 38 virtual const Metrics& GetHorizontalMetrics() override; 39 40 uint32_t mSpaceGlyph; 41 bool mHasMetrics; 42 Metrics mMetrics; 43 }; 44 45 #endif /* GFX_FT2FONTBASE_H */ 46