ui/gfx/geometry/insets.h

   1 // Copyright (c) 2012 The Chromium Authors. All rights reserved.
   2 // Use of this source code is governed by a BSD-style license that can be
   3 // found in the LICENSE file.
   4
   5 #ifndef UI_GFX_GEOMETRY_INSETS_H_
   6 #define UI_GFX_GEOMETRY_INSETS_H_
   7
   8 #include <string>
   9
  10 #include "build/build_config.h"
  11 #include "ui/gfx/geometry/insets_base.h"
  12 #include "ui/gfx/geometry/insets_f.h"
  13 #include "ui/gfx/gfx_export.h"
  14
  15 namespace gfx {
  16
  17 // An integer version of gfx::Insets.
  18 class GFX_EXPORT Insets : public InsetsBase<Insets, int> {
  19  public:
  20   Insets();
  21   Insets(int top, int left, int bottom, int right);
  22
  23   ~Insets();
  24
  25   Insets Scale(float scale) const {
  26     return Scale(scale, scale);
  27   }
  28
  29   Insets Scale(float x_scale, float y_scale) const {
  30     return Insets(static_cast<int>(top() * y_scale),
  31                   static_cast<int>(left() * x_scale),
  32                   static_cast<int>(bottom() * y_scale),
  33                   static_cast<int>(right() * x_scale));
  34   }
  35
  36   operator InsetsF() const {
  37     return InsetsF(static_cast<float>(top()), static_cast<float>(left()),
  38                    static_cast<float>(bottom()), static_cast<float>(right()));
  39   }
  40
  41   // Returns a string representation of the insets.
  42   std::string ToString() const;
  43 };
  44
  45 #if !defined(COMPILER_MSVC) && !defined(__native_client__)
  46 extern template class InsetsBase<Insets, int>;
  47 #endif
  48
  49 }  // namespace gfx
  50
  51 #endif  // UI_GFX_GEOMETRY_INSETS_H_