third_party/WebKit/Source/web/WebFontImpl.h

/*
 * Copyright (C) 2010 Google Inc. All rights reserved.
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 * modification, are permitted provided that the following conditions are
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 * in the documentation and/or other materials provided with the
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 *
 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
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 */

#ifndef WebFontImpl_h
#define WebFontImpl_h

#include "platform/fonts/Font.h"
#include "platform/graphics/paint/DisplayItemClient.h"
#include "public/web/WebFont.h"

namespace blink {

class FontDescription;

class WebFontImpl final : public WebFont {
public:
    explicit WebFontImpl(const FontDescription&);

    WebFontDescription fontDescription() const override;

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

    void drawText(WebCanvas*, const WebTextRun&, const WebFloatPoint& leftBaseline, WebColor,
        const WebRect& clip) const override;

    int calculateWidth(const WebTextRun&) const override;
    int offsetForPosition(const WebTextRun&, float position) const override;
    WebFloatRect selectionRectForText(const WebTextRun&, const WebFloatPoint& leftBaseline,
        int height, int from = 0, int to = -1) const override;

    DisplayItemClient displayItemClient() const { return toDisplayItemClient(this); }
    String debugName() const { return "WebFontImpl"; }

private:
    Font m_font;
};

} // namespace blink

#endif