| // 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_IMAGE_IMAGE_PNG_REP_H_ |
| #define UI_GFX_IMAGE_IMAGE_PNG_REP_H_ |
| |
| #include "base/memory/ref_counted_memory.h" |
| #include "ui/gfx/gfx_export.h" |
| |
| namespace gfx { |
| class Size; |
| |
| // An ImagePNGRep represents a bitmap's png encoded data and the scale factor it |
| // was intended for. |
| struct GFX_EXPORT ImagePNGRep { |
| public: |
| ImagePNGRep(); |
| ImagePNGRep(const scoped_refptr<base::RefCountedMemory>& data, |
| float data_scale); |
| ~ImagePNGRep(); |
| |
| // Width and height of the image, in pixels. |
| // If the image is invalid, returns gfx::Size(0, 0). |
| // Warning: This operation processes the entire image stream, so its result |
| // should be cached if it is needed multiple times. |
| gfx::Size Size() const; |
| |
| scoped_refptr<base::RefCountedMemory> raw_data; |
| float scale; |
| }; |
| |
| } // namespace gfx |
| |
| #endif // UI_GFX_IMAGE_IMAGE_PNG_REP_H_ |