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| 1 /* | 1 /* |
| 2 * Copyright (C) Research In Motion Limited 2010. All rights reserved. | 2 * Copyright (C) Research In Motion Limited 2010. All rights reserved. |
| 3 * | 3 * |
| 4 * This library is free software; you can redistribute it and/or | 4 * This library is free software; you can redistribute it and/or |
| 5 * modify it under the terms of the GNU Library General Public | 5 * modify it under the terms of the GNU Library General Public |
| 6 * License as published by the Free Software Foundation; either | 6 * License as published by the Free Software Foundation; either |
| 7 * version 2 of the License, or (at your option) any later version. | 7 * version 2 of the License, or (at your option) any later version. |
| 8 * | 8 * |
| 9 * This library is distributed in the hope that it will be useful, | 9 * This library is distributed in the hope that it will be useful, |
| 10 * but WITHOUT ANY WARRANTY; without even the implied warranty of | 10 * but WITHOUT ANY WARRANTY; without even the implied warranty of |
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| 89 case EndMarker: | 89 case EndMarker: |
| 90 return markerEnd; | 90 return markerEnd; |
| 91 } | 91 } |
| 92 | 92 |
| 93 ASSERT_NOT_REACHED(); | 93 ASSERT_NOT_REACHED(); |
| 94 return nullptr; | 94 return nullptr; |
| 95 } | 95 } |
| 96 | 96 |
| 97 private: | 97 private: |
| 98 float currentAngle(SVGMarkerType type) const { | 98 float currentAngle(SVGMarkerType type) const { |
| 99 // For details of this calculation, see: http://www.w3.org/TR/SVG/single-pag
e.html#painting-MarkerElement | 99 // For details of this calculation, see: |
| 100 // http://www.w3.org/TR/SVG/single-page.html#painting-MarkerElement |
| 100 FloatPoint inSlope(m_inslopePoints[1] - m_inslopePoints[0]); | 101 FloatPoint inSlope(m_inslopePoints[1] - m_inslopePoints[0]); |
| 101 FloatPoint outSlope(m_outslopePoints[1] - m_outslopePoints[0]); | 102 FloatPoint outSlope(m_outslopePoints[1] - m_outslopePoints[0]); |
| 102 | 103 |
| 103 double inAngle = rad2deg(inSlope.slopeAngleRadians()); | 104 double inAngle = rad2deg(inSlope.slopeAngleRadians()); |
| 104 double outAngle = rad2deg(outSlope.slopeAngleRadians()); | 105 double outAngle = rad2deg(outSlope.slopeAngleRadians()); |
| 105 | 106 |
| 106 switch (type) { | 107 switch (type) { |
| 107 case StartMarker: | 108 case StartMarker: |
| 108 if (m_autoStartReverse) | 109 if (m_autoStartReverse) |
| 109 outAngle += 180; | 110 outAngle += 180; |
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| 163 FloatPoint m_origin; | 164 FloatPoint m_origin; |
| 164 FloatPoint m_subpathStart; | 165 FloatPoint m_subpathStart; |
| 165 FloatPoint m_inslopePoints[2]; | 166 FloatPoint m_inslopePoints[2]; |
| 166 FloatPoint m_outslopePoints[2]; | 167 FloatPoint m_outslopePoints[2]; |
| 167 bool m_autoStartReverse; | 168 bool m_autoStartReverse; |
| 168 }; | 169 }; |
| 169 | 170 |
| 170 } // namespace blink | 171 } // namespace blink |
| 171 | 172 |
| 172 #endif // SVGMarkerData_h | 173 #endif // SVGMarkerData_h |
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