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Diffstat (limited to 'gfx/thebes/gfxFT2FontBase.h')
-rw-r--r-- | gfx/thebes/gfxFT2FontBase.h | 45 |
1 files changed, 45 insertions, 0 deletions
diff --git a/gfx/thebes/gfxFT2FontBase.h b/gfx/thebes/gfxFT2FontBase.h new file mode 100644 index 000000000..498c74ff9 --- /dev/null +++ b/gfx/thebes/gfxFT2FontBase.h @@ -0,0 +1,45 @@ +/* -*- 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_FT2FONTBASE_H +#define GFX_FT2FONTBASE_H + +#include "cairo.h" +#include "gfxContext.h" +#include "gfxFont.h" +#include "mozilla/gfx/2D.h" + +class gfxFT2FontBase : public gfxFont { +public: + gfxFT2FontBase(cairo_scaled_font_t *aScaledFont, + gfxFontEntry *aFontEntry, + const gfxFontStyle *aFontStyle); + virtual ~gfxFT2FontBase(); + + uint32_t GetGlyph(uint32_t aCharCode); + void GetGlyphExtents(uint32_t aGlyph, + cairo_text_extents_t* aExtents); + virtual uint32_t GetSpaceGlyph() override; + virtual bool ProvidesGetGlyph() const override { return true; } + virtual uint32_t GetGlyph(uint32_t unicode, + uint32_t variation_selector) override; + virtual bool ProvidesGlyphWidths() const override { return true; } + virtual int32_t GetGlyphWidth(DrawTarget& aDrawTarget, + uint16_t aGID) override; + + cairo_scaled_font_t *CairoScaledFont() { return mScaledFont; }; + virtual bool SetupCairoFont(DrawTarget* aDrawTarget) override; + + virtual FontType GetType() const override { return FONT_TYPE_FT2; } + +protected: + virtual const Metrics& GetHorizontalMetrics() override; + + uint32_t mSpaceGlyph; + bool mHasMetrics; + Metrics mMetrics; +}; + +#endif /* GFX_FT2FONTBASE_H */ |