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// Copyright (c) 2012 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 UI_GFX_SIZE_F_H_
#define UI_GFX_SIZE_F_H_
#include <string>
#include "base/compiler_specific.h"
#include "ui/base/ui_export.h"
#include "ui/gfx/size_base.h"
namespace gfx {
// A floating version of gfx::Size.
class UI_EXPORT SizeF : public SizeBase<SizeF, float> {
public:
SizeF() : SizeBase<SizeF, float>(0, 0) {}
SizeF(float width, float height) : SizeBase<SizeF, float>(width, height) {}
~SizeF() {}
void Scale(float scale) {
Scale(scale, scale);
}
void Scale(float x_scale, float y_scale) {
SetSize(width() * x_scale, height() * y_scale);
}
std::string ToString() const;
};
inline bool operator==(const SizeF& lhs, const SizeF& rhs) {
return lhs.width() == rhs.width() && lhs.height() == rhs.height();
}
inline bool operator!=(const SizeF& lhs, const SizeF& rhs) {
return !(lhs == rhs);
}
UI_EXPORT SizeF ScaleSize(const SizeF& p, float x_scale, float y_scale);
inline SizeF ScaleSize(const SizeF& p, float scale) {
return ScaleSize(p, scale, scale);
}
#if !defined(COMPILER_MSVC)
extern template class SizeBase<SizeF, float>;
#endif
} // namespace gfx
#endif // UI_GFX_SIZE_F_H_
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