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1 // Copyright 2013 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/path_x11.h" | |
6 | |
7 #include <X11/Xlib.h> | |
8 #include <X11/Xregion.h> | |
9 #include <X11/Xutil.h> | |
10 | |
11 #include "base/memory/scoped_ptr.h" | |
12 #include "third_party/skia/include/core/SkRegion.h" | |
13 #include "ui/gfx/path.h" | |
14 | |
15 namespace gfx { | |
16 | |
17 Region CreateRegionFromSkRegion(const SkRegion& region) { | |
18 Region result = XCreateRegion(); | |
19 | |
20 for (SkRegion::Iterator i(region); !i.done(); i.next()) { | |
21 XRectangle rect; | |
22 rect.x = i.rect().x(); | |
23 rect.y = i.rect().y(); | |
24 rect.width = i.rect().width(); | |
25 rect.height = i.rect().height(); | |
26 XUnionRectWithRegion(&rect, result, result); | |
27 } | |
28 | |
29 return result; | |
30 } | |
31 | |
32 Region CreateRegionFromSkPath(const SkPath& path) { | |
33 int point_count = path.getPoints(NULL, 0); | |
34 scoped_ptr<SkPoint[]> points(new SkPoint[point_count]); | |
35 path.getPoints(points.get(), point_count); | |
36 scoped_ptr<XPoint[]> x11_points(new XPoint[point_count]); | |
37 for (int i = 0; i < point_count; ++i) { | |
38 x11_points[i].x = SkScalarRoundToInt(points[i].fX); | |
39 x11_points[i].y = SkScalarRoundToInt(points[i].fY); | |
40 } | |
41 | |
42 return XPolygonRegion(x11_points.get(), point_count, EvenOddRule); | |
43 } | |
44 | |
45 } // namespace gfx | |
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