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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 #include "ui/gfx/image/image_skia_rep.h" | |
6 | |
7 #include "base/logging.h" | |
8 | |
9 namespace gfx { | |
10 | |
11 ImageSkiaRep::ImageSkiaRep() : scale_(0.0f) { | |
12 } | |
13 | |
14 ImageSkiaRep::~ImageSkiaRep() { | |
15 } | |
16 | |
17 ImageSkiaRep::ImageSkiaRep(const gfx::Size& size, float scale) : scale_(scale) { | |
18 bitmap_.allocN32Pixels(static_cast<int>(size.width() * this->scale()), | |
19 static_cast<int>(size.height() * this->scale())); | |
20 bitmap_.eraseColor(SK_ColorRED); | |
21 } | |
22 | |
23 ImageSkiaRep::ImageSkiaRep(const SkBitmap& src, float scale) | |
24 : bitmap_(src), | |
25 scale_(scale) { | |
26 } | |
27 | |
28 int ImageSkiaRep::GetWidth() const { | |
29 return static_cast<int>(bitmap_.width() / scale()); | |
30 } | |
31 | |
32 int ImageSkiaRep::GetHeight() const { | |
33 return static_cast<int>(bitmap_.height() / scale()); | |
34 } | |
35 | |
36 void ImageSkiaRep::SetScaled() { | |
37 DCHECK_EQ(0.0f, scale_); | |
38 if (scale_ == 0.0f) | |
39 scale_ = 1.0f; | |
40 } | |
41 | |
42 } // namespace gfx | |
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