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1 /* | 1 /* |
2 * Copyright (C) 2004, 2005, 2006, 2007, 2008 Nikolas Zimmermann <zimmermann@kde
.org> | 2 * Copyright (C) 2004, 2005, 2006, 2007, 2008 Nikolas Zimmermann <zimmermann@kde
.org> |
3 * Copyright (C) 2004, 2005 Rob Buis <buis@kde.org> | 3 * Copyright (C) 2004, 2005 Rob Buis <buis@kde.org> |
4 * Copyright (C) 2007 Eric Seidel <eric@webkit.org> | 4 * Copyright (C) 2007 Eric Seidel <eric@webkit.org> |
5 * Copyright (C) Research In Motion Limited 2010. All rights reserved. | 5 * Copyright (C) Research In Motion Limited 2010. All rights reserved. |
6 * | 6 * |
7 * This library is free software; you can redistribute it and/or | 7 * This library is free software; you can redistribute it and/or |
8 * modify it under the terms of the GNU Library General Public | 8 * modify it under the terms of the GNU Library General Public |
9 * License as published by the Free Software Foundation; either | 9 * License as published by the Free Software Foundation; either |
10 * version 2 of the License, or (at your option) any later version. | 10 * version 2 of the License, or (at your option) any later version. |
11 * | 11 * |
12 * This library is distributed in the hope that it will be useful, | 12 * This library is distributed in the hope that it will be useful, |
13 * but WITHOUT ANY WARRANTY; without even the implied warranty of | 13 * but WITHOUT ANY WARRANTY; without even the implied warranty of |
14 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU | 14 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU |
15 * Library General Public License for more details. | 15 * Library General Public License for more details. |
16 * | 16 * |
17 * You should have received a copy of the GNU Library General Public License | 17 * You should have received a copy of the GNU Library General Public License |
18 * along with this library; see the file COPYING.LIB. If not, write to | 18 * along with this library; see the file COPYING.LIB. If not, write to |
19 * the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor, | 19 * the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor, |
20 * Boston, MA 02110-1301, USA. | 20 * Boston, MA 02110-1301, USA. |
21 */ | 21 */ |
22 | 22 |
23 #include "config.h" | 23 #include "config.h" |
24 #include "core/svg/SVGPathTraversalStateBuilder.h" | 24 #include "core/svg/SVGPathTraversalStateBuilder.h" |
25 | 25 |
| 26 #include "core/svg/SVGPathSeg.h" |
| 27 #include "platform/graphics/PathTraversalState.h" |
| 28 |
26 namespace blink { | 29 namespace blink { |
27 | 30 |
28 SVGPathTraversalStateBuilder::SVGPathTraversalStateBuilder(PathTraversalState::P
athTraversalAction traversalAction, float desiredLength) | 31 SVGPathTraversalStateBuilder::SVGPathTraversalStateBuilder(PathTraversalState::P
athTraversalAction traversalAction, float desiredLength) |
29 : m_traversalState(traversalAction) | 32 : m_traversalState(traversalAction) |
30 , m_segmentIndex(0) | 33 , m_segmentIndex(0) |
31 { | 34 { |
32 m_traversalState.m_desiredLength = desiredLength; | 35 m_traversalState.m_desiredLength = desiredLength; |
33 } | 36 } |
34 | 37 |
35 void SVGPathTraversalStateBuilder::moveTo(const FloatPoint& targetPoint, PathCoo
rdinateMode) | 38 void SVGPathTraversalStateBuilder::emitSegment(const PathSegmentData& segment) |
36 { | 39 { |
37 m_traversalState.m_totalLength += m_traversalState.moveTo(targetPoint); | 40 switch (segment.command) { |
38 } | 41 case PathSegMoveToAbs: |
39 | 42 m_traversalState.m_totalLength += m_traversalState.moveTo(segment.target
Point); |
40 void SVGPathTraversalStateBuilder::lineTo(const FloatPoint& targetPoint, PathCoo
rdinateMode) | 43 break; |
41 { | 44 case PathSegLineToAbs: |
42 m_traversalState.m_totalLength += m_traversalState.lineTo(targetPoint); | 45 m_traversalState.m_totalLength += m_traversalState.lineTo(segment.target
Point); |
43 } | 46 break; |
44 | 47 case PathSegClosePath: |
45 void SVGPathTraversalStateBuilder::curveToCubic(const FloatPoint& point1, const
FloatPoint& point2, const FloatPoint& targetPoint, PathCoordinateMode) | 48 m_traversalState.m_totalLength += m_traversalState.closeSubpath(); |
46 { | 49 break; |
47 m_traversalState.m_totalLength += m_traversalState.cubicBezierTo(point1, poi
nt2, targetPoint); | 50 case PathSegCurveToCubicAbs: |
48 } | 51 m_traversalState.m_totalLength += m_traversalState.cubicBezierTo(segment
.point1, segment.point2, segment.targetPoint); |
49 | 52 break; |
50 void SVGPathTraversalStateBuilder::closePath() | 53 default: |
51 { | 54 ASSERT_NOT_REACHED(); |
52 m_traversalState.m_totalLength += m_traversalState.closeSubpath(); | 55 } |
53 } | 56 } |
54 | 57 |
55 bool SVGPathTraversalStateBuilder::continueConsuming() | 58 bool SVGPathTraversalStateBuilder::continueConsuming() |
56 { | 59 { |
57 m_traversalState.processSegment(); | 60 m_traversalState.processSegment(); |
58 return !m_traversalState.m_success; | 61 return !m_traversalState.m_success; |
59 } | 62 } |
60 | 63 |
61 void SVGPathTraversalStateBuilder::incrementPathSegmentCount() | 64 void SVGPathTraversalStateBuilder::incrementPathSegmentCount() |
62 { | 65 { |
63 ++m_segmentIndex; | 66 ++m_segmentIndex; |
64 } | 67 } |
65 | 68 |
66 float SVGPathTraversalStateBuilder::totalLength() | 69 float SVGPathTraversalStateBuilder::totalLength() |
67 { | 70 { |
68 return m_traversalState.m_totalLength; | 71 return m_traversalState.m_totalLength; |
69 } | 72 } |
70 | 73 |
71 FloatPoint SVGPathTraversalStateBuilder::currentPoint() | 74 FloatPoint SVGPathTraversalStateBuilder::currentPoint() |
72 { | 75 { |
73 return m_traversalState.m_current; | 76 return m_traversalState.m_current; |
74 } | 77 } |
75 | 78 |
76 } | 79 } |
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