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| 1 /* | 1 /* |
| 2 * Copyright (C) 2007 Eric Seidel <eric@webkit.org> | 2 * Copyright (C) 2007 Eric Seidel <eric@webkit.org> |
| 3 * Copyright (C) Research In Motion Limited 2010. All rights reserved. | 3 * Copyright (C) Research In Motion Limited 2010. All rights reserved. |
| 4 * | 4 * |
| 5 * This library is free software; you can redistribute it and/or | 5 * This library is free software; you can redistribute it and/or |
| 6 * modify it under the terms of the GNU Library General Public | 6 * modify it under the terms of the GNU Library General Public |
| 7 * License as published by the Free Software Foundation; either | 7 * License as published by the Free Software Foundation; either |
| 8 * version 2 of the License, or (at your option) any later version. | 8 * version 2 of the License, or (at your option) any later version. |
| 9 * | 9 * |
| 10 * This library is distributed in the hope that it will be useful, | 10 * This library is distributed in the hope that it will be useful, |
| 11 * but WITHOUT ANY WARRANTY; without even the implied warranty of | 11 * but WITHOUT ANY WARRANTY; without even the implied warranty of |
| 12 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU | 12 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU |
| 13 * Library General Public License for more details. | 13 * Library General Public License for more details. |
| 14 * | 14 * |
| 15 * You should have received a copy of the GNU Library General Public License | 15 * You should have received a copy of the GNU Library General Public License |
| 16 * along with this library; see the file COPYING.LIB. If not, write to | 16 * along with this library; see the file COPYING.LIB. If not, write to |
| 17 * the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor, | 17 * the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor, |
| 18 * Boston, MA 02110-1301, USA. | 18 * Boston, MA 02110-1301, USA. |
| 19 */ | 19 */ |
| 20 | 20 |
| 21 #ifndef SVGPathTraversalStateBuilder_h | 21 #ifndef SVGPathTraversalStateBuilder_h |
| 22 #define SVGPathTraversalStateBuilder_h | 22 #define SVGPathTraversalStateBuilder_h |
| 23 | 23 |
| 24 #include "core/platform/graphics/FloatPoint.h" | |
| 25 #include "core/svg/SVGPathConsumer.h" | 24 #include "core/svg/SVGPathConsumer.h" |
| 25 #include "core/svg/SVGPoint.h" |
| 26 | 26 |
| 27 namespace WebCore { | 27 namespace WebCore { |
| 28 | 28 |
| 29 class PathTraversalState; | 29 class PathTraversalState; |
| 30 | 30 |
| 31 class SVGPathTraversalStateBuilder : public SVGPathConsumer { | 31 class SVGPathTraversalStateBuilder : public SVGPathConsumer { |
| 32 public: | 32 public: |
| 33 SVGPathTraversalStateBuilder(); | 33 SVGPathTraversalStateBuilder(); |
| 34 | 34 |
| 35 unsigned pathSegmentIndex(); | 35 unsigned pathSegmentIndex(); |
| 36 float totalLength(); | 36 float totalLength(); |
| 37 FloatPoint currentPoint(); | 37 SVGPoint currentPoint(); |
| 38 | 38 |
| 39 void setCurrentTraversalState(PathTraversalState* traversalState) { m_traver
salState = traversalState; } | 39 void setCurrentTraversalState(PathTraversalState* traversalState) { m_traver
salState = traversalState; } |
| 40 void setDesiredLength(float); | 40 void setDesiredLength(float); |
| 41 virtual void incrementPathSegmentCount(); | 41 virtual void incrementPathSegmentCount(); |
| 42 virtual bool continueConsuming(); | 42 virtual bool continueConsuming(); |
| 43 virtual void cleanup() { m_traversalState = 0; } | 43 virtual void cleanup() { m_traversalState = 0; } |
| 44 | 44 |
| 45 private: | 45 private: |
| 46 // Used in UnalteredParsing/NormalizedParsing modes. | 46 // Used in UnalteredParsing/NormalizedParsing modes. |
| 47 virtual void moveTo(const FloatPoint&, bool closed, PathCoordinateMode); | 47 virtual void moveTo(const FloatPoint&, bool closed, PathCoordinateMode); |
| 48 virtual void lineTo(const FloatPoint&, PathCoordinateMode); | 48 virtual void lineTo(const FloatPoint&, PathCoordinateMode); |
| 49 virtual void curveToCubic(const FloatPoint&, const FloatPoint&, const FloatP
oint&, PathCoordinateMode); | 49 virtual void curveToCubic(const FloatPoint&, const FloatPoint&, const FloatP
oint&, PathCoordinateMode); |
| 50 virtual void closePath(); | 50 virtual void closePath(); |
| 51 | 51 |
| 52 private: | 52 private: |
| 53 // Not used for PathTraversalState. | 53 // Not used for PathTraversalState. |
| 54 virtual void lineToHorizontal(float, PathCoordinateMode) { ASSERT_NOT_REACHE
D(); } | 54 virtual void lineToHorizontal(float, PathCoordinateMode) { ASSERT_NOT_REACHE
D(); } |
| 55 virtual void lineToVertical(float, PathCoordinateMode) { ASSERT_NOT_REACHED(
); } | 55 virtual void lineToVertical(float, PathCoordinateMode) { ASSERT_NOT_REACHED(
); } |
| 56 virtual void curveToCubicSmooth(const FloatPoint&, const FloatPoint&, PathCo
ordinateMode) { ASSERT_NOT_REACHED(); } | 56 virtual void curveToCubicSmooth(const FloatPoint&, const FloatPoint&, PathCo
ordinateMode) { ASSERT_NOT_REACHED(); } |
| 57 virtual void curveToQuadratic(const FloatPoint&, const FloatPoint&, PathCoor
dinateMode) { ASSERT_NOT_REACHED(); } | 57 virtual void curveToQuadratic(const FloatPoint&, const FloatPoint&, PathCoor
dinateMode) { ASSERT_NOT_REACHED(); } |
| 58 virtual void curveToQuadraticSmooth(const FloatPoint&, PathCoordinateMode) {
ASSERT_NOT_REACHED(); } | 58 virtual void curveToQuadraticSmooth(const FloatPoint&, PathCoordinateMode) {
ASSERT_NOT_REACHED(); } |
| 59 virtual void arcTo(float, float, float, bool, bool, const FloatPoint&, PathC
oordinateMode) { ASSERT_NOT_REACHED(); } | 59 virtual void arcTo(float, float, float, bool, bool, const FloatPoint&, PathC
oordinateMode) { ASSERT_NOT_REACHED(); } |
| 60 | 60 |
| 61 PathTraversalState* m_traversalState; | 61 PathTraversalState* m_traversalState; |
| 62 }; | 62 }; |
| 63 | 63 |
| 64 } // namespace WebCore | 64 } // namespace WebCore |
| 65 | 65 |
| 66 #endif // SVGPathTraversalStateBuilder_h | 66 #endif // SVGPathTraversalStateBuilder_h |
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