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Side by Side Diff: cc/base/simple_enclosed_region.h

Issue 2748263002: Move cc::DisplayItemList and related classes into cc/paint/ (Closed)
Patch Set: Merge branch 'master' into ccpaint Created 3 years, 9 months ago
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1 // Copyright 2014 The Chromium Authors. All rights reserved. 1 // Copyright 2014 The Chromium Authors. All rights reserved.
2 // Use of this source code is governed by a BSD-style license that can be 2 // Use of this source code is governed by a BSD-style license that can be
3 // found in the LICENSE file. 3 // found in the LICENSE file.
4 4
5 #ifndef CC_BASE_SIMPLE_ENCLOSED_REGION_H_ 5 #ifndef CC_BASE_SIMPLE_ENCLOSED_REGION_H_
6 #define CC_BASE_SIMPLE_ENCLOSED_REGION_H_ 6 #define CC_BASE_SIMPLE_ENCLOSED_REGION_H_
7 7
8 #include <stddef.h> 8 #include <stddef.h>
9 9
10 #include <string> 10 #include <string>
11 11
12 #include "cc/base/cc_export.h" 12 #include "cc/base/base_export.h"
13 #include "ui/gfx/geometry/rect.h" 13 #include "ui/gfx/geometry/rect.h"
14 14
15 namespace cc { 15 namespace cc {
16 16
17 class Region; 17 class Region;
18 18
19 // A constant-sized approximation of a Region. The SimpleEnclosedRegion may 19 // A constant-sized approximation of a Region. The SimpleEnclosedRegion may
20 // exclude points in its approximation (may have false negatives) but will never 20 // exclude points in its approximation (may have false negatives) but will never
21 // include a point that would not be in the actual Region (no false positives). 21 // include a point that would not be in the actual Region (no false positives).
22 class CC_EXPORT SimpleEnclosedRegion { 22 class CC_BASE_EXPORT SimpleEnclosedRegion {
23 public: 23 public:
24 SimpleEnclosedRegion() : rect_() {} 24 SimpleEnclosedRegion() : rect_() {}
25 SimpleEnclosedRegion(const SimpleEnclosedRegion& region) 25 SimpleEnclosedRegion(const SimpleEnclosedRegion& region)
26 : rect_(region.rect_) {} 26 : rect_(region.rect_) {}
27 explicit SimpleEnclosedRegion(const gfx::Rect& rect) : rect_(rect) {} 27 explicit SimpleEnclosedRegion(const gfx::Rect& rect) : rect_(rect) {}
28 SimpleEnclosedRegion(int x, int y, int w, int h) : rect_(x, y, w, h) {} 28 SimpleEnclosedRegion(int x, int y, int w, int h) : rect_(x, y, w, h) {}
29 SimpleEnclosedRegion(int w, int h) : rect_(w, h) {} 29 SimpleEnclosedRegion(int w, int h) : rect_(w, h) {}
30 explicit SimpleEnclosedRegion(const Region& region); 30 explicit SimpleEnclosedRegion(const Region& region);
31 ~SimpleEnclosedRegion(); 31 ~SimpleEnclosedRegion();
32 32
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115 const SimpleEnclosedRegion& a, 115 const SimpleEnclosedRegion& a,
116 const SimpleEnclosedRegion& b) { 116 const SimpleEnclosedRegion& b) {
117 SimpleEnclosedRegion result = a; 117 SimpleEnclosedRegion result = a;
118 result.Union(b); 118 result.Union(b);
119 return result; 119 return result;
120 } 120 }
121 121
122 } // namespace cc 122 } // namespace cc
123 123
124 #endif // CC_BASE_SIMPLE_ENCLOSED_REGION_H_ 124 #endif // CC_BASE_SIMPLE_ENCLOSED_REGION_H_
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