Source/web/WebFontImpl.h

/*
 * Copyright (C) 2010 Google Inc. All rights reserved.
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#ifndef WebFontImpl_h
#define WebFontImpl_h

#include "WebFont.h"
#include "platform/fonts/Font.h"

namespace WebCore { class FontDescription; }

namespace blink {

class WebFontImpl : public WebFont {
public:
    WebFontImpl(const WebCore::FontDescription&, float letterSpacing, float wordSpacing);

    virtual WebFontDescription fontDescription() const;

    virtual int ascent() const;
    virtual int descent() const;
    virtual int height() const;
    virtual int lineSpacing() const;
    virtual float xHeight() const;

    virtual void drawText(WebCanvas*, const WebTextRun&, const WebFloatPoint& leftBaseline, WebColor,
                          const WebRect& clip, bool canvasIsOpaque, int from = 0, int to = -1) const;
    virtual int calculateWidth(const WebTextRun&) const;
    virtual int offsetForPosition(const WebTextRun&, float position) const;
    virtual WebFloatRect selectionRectForText(const WebTextRun&, const WebFloatPoint& leftBaseline,
                                              int height, int from = 0, int to = -1) const;

private:
    WebCore::Font m_font;
};

} // namespace blink

#endif