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Issue 342116: Attempt 2 at:... (Closed) Base URL: svn://chrome-svn/chrome/trunk/src/
Patch Set: Created 11 years, 1 month ago
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1 // Copyright (c) 2006-2008 The Chromium Authors. All rights reserved. 1 // Copyright (c) 2006-2008 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 #include "app/gfx/path.h" 5 #include "app/gfx/path.h"
6 6
7 #include "base/scoped_ptr.h" 7 #include "base/scoped_ptr.h"
8 8
9 namespace gfx { 9 namespace gfx {
10 10
11 HRGN Path::CreateHRGN() const { 11 HRGN Path::CreateNativeRegion() const {
12 int point_count = getPoints(NULL, 0); 12 int point_count = getPoints(NULL, 0);
13 scoped_array<SkPoint> points(new SkPoint[point_count]); 13 scoped_array<SkPoint> points(new SkPoint[point_count]);
14 getPoints(points.get(), point_count); 14 getPoints(points.get(), point_count);
15 scoped_array<POINT> windows_points(new POINT[point_count]); 15 scoped_array<POINT> windows_points(new POINT[point_count]);
16 for (int i = 0; i < point_count; ++i) { 16 for (int i = 0; i < point_count; ++i) {
17 windows_points[i].x = SkScalarRound(points[i].fX); 17 windows_points[i].x = SkScalarRound(points[i].fX);
18 windows_points[i].y = SkScalarRound(points[i].fY); 18 windows_points[i].y = SkScalarRound(points[i].fY);
19 } 19 }
20 20
21 return ::CreatePolygonRgn(windows_points.get(), point_count, ALTERNATE); 21 return ::CreatePolygonRgn(windows_points.get(), point_count, ALTERNATE);
22 } 22 }
23 23
24 // static
25 NativeRegion Path::IntersectRegions(NativeRegion r1, NativeRegion r2) {
26 HRGN dest = CreateRectRgn(0, 0, 1, 1);
27 CombineRgn(dest, r1, r2, RGN_AND);
28 return dest;
29 }
30
31 // static
32 NativeRegion Path::CombineRegions(NativeRegion r1, NativeRegion r2) {
33 HRGN dest = CreateRectRgn(0, 0, 1, 1);
34 CombineRgn(dest, r1, r2, RGN_OR);
35 return dest;
36 }
37
38 // static
39 NativeRegion Path::SubtractRegion(NativeRegion r1, NativeRegion r2) {
40 HRGN dest = CreateRectRgn(0, 0, 1, 1);
41 CombineRgn(dest, r1, r2, RGN_DIFF);
42 return dest;
43 }
44
24 } // namespace gfx 45 } // namespace gfx
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