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// Copyright (c) 2010 The Chromium Authors. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#ifndef GFX_PLATFORM_FONT_MAC_
#define GFX_PLATFORM_FONT_MAC_
#pragma once
#include "gfx/platform_font.h"
namespace gfx {
class PlatformFontMac : public PlatformFont {
public:
PlatformFontMac();
explicit PlatformFontMac(const Font& other);
explicit PlatformFontMac(NativeFont native_font);
PlatformFontMac(const std::wstring& font_name,
int font_size);
// Overridden from PlatformFont:
virtual Font DeriveFont(int size_delta, int style) const;
virtual int GetHeight() const;
virtual int GetBaseline() const;
virtual int GetAverageCharacterWidth() const;
virtual int GetStringWidth(const std::wstring& text) const;
virtual int GetExpectedTextWidth(int length) const;
virtual int GetStyle() const;
virtual const std::wstring& GetFontName() const;
virtual int GetFontSize() const;
virtual NativeFont GetNativeFont() const;
private:
PlatformFontMac(const std::wstring& font_name, int font_size, int style);
virtual ~PlatformFontMac() {}
// Initialize the object with the specified parameters.
void InitWithNameSizeAndStyle(const std::wstring& font_name,
int font_size,
int style);
// Calculate and cache the font metrics.
void CalculateMetrics();
std::wstring font_name_;
int font_size_;
int style_;
// Cached metrics, generated at construction
int height_;
int ascent_;
int average_width_;
};
} // namespace gfx
#endif // GFX_PLATFORM_FONT_MAC_
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