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Side by Side Diff: cc/software_output_device.h

Issue 12912006: Part 4 of cc/ directory shuffles: output (Closed) Base URL: svn://svn.chromium.org/chrome/trunk/src
Patch Set: Created 7 years, 9 months ago
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1 // Copyright 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 CC_SOFTWARE_OUTPUT_DEVICE_H_
6 #define CC_SOFTWARE_OUTPUT_DEVICE_H_
7
8 #include "base/basictypes.h"
9 #include "cc/base/cc_export.h"
10 #include "skia/ext/refptr.h"
11 #include "ui/gfx/rect.h"
12 #include "ui/gfx/size.h"
13 #include "ui/gfx/vector2d.h"
14 #include "ui/surface/transport_dib.h"
15
16 class SkBitmap;
17 class SkDevice;
18 class SkCanvas;
19
20 namespace cc {
21
22 class SoftwareFrameData;
23
24 // This is a "tear-off" class providing software drawing support to
25 // OutputSurface, such as to a platform-provided window framebuffer.
26 class CC_EXPORT SoftwareOutputDevice {
27 public:
28
29 SoftwareOutputDevice();
30 virtual ~SoftwareOutputDevice();
31
32 // SoftwareOutputDevice implementation
33 virtual void Resize(const gfx::Size& size);
34
35 virtual SkCanvas* BeginPaint(const gfx::Rect& damage_rect);
36 virtual void EndPaint(SoftwareFrameData* frame_data=NULL);
37
38 virtual void CopyToBitmap(const gfx::Rect& rect, SkBitmap* output);
39 virtual void Scroll(const gfx::Vector2d& delta,
40 const gfx::Rect& clip_rect);
41
42 // TODO(skaslev) Remove this after UberCompositor lands.
43 virtual void ReclaimDIB(TransportDIB::Handle handle);
44
45 protected:
46 gfx::Size viewport_size_;
47 gfx::Rect damage_rect_;
48 skia::RefPtr<SkDevice> device_;
49 skia::RefPtr<SkCanvas> canvas_;
50
51 DISALLOW_COPY_AND_ASSIGN(SoftwareOutputDevice);
52 };
53
54 } // namespace cc
55
56 #endif // CC_SOFTWARE_OUTPUT_DEVICE_H_
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