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1 /* |
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2 * Copyright 2012 Google Inc. |
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3 * |
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4 * Use of this source code is governed by a BSD-style license that can be |
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5 * found in the LICENSE file. |
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6 */ |
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7 #include "SkPathOpsBounds.h" |
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8 #include "SkPathOpsCubic.h" |
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9 #include "SkPathOpsLine.h" |
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10 #include "SkPathOpsQuad.h" |
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11 |
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12 void SkPathOpsBounds::setCubicBounds(const SkPoint a[4]) { |
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13 SkDCubic cubic; |
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14 cubic.set(a); |
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15 SkDRect dRect; |
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16 dRect.setBounds(cubic); |
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17 set(SkDoubleToScalar(dRect.fLeft), SkDoubleToScalar(dRect.fTop), |
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18 SkDoubleToScalar(dRect.fRight), SkDoubleToScalar(dRect.fBottom)); |
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19 } |
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20 |
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21 void SkPathOpsBounds::setLineBounds(const SkPoint a[2]) { |
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22 setPointBounds(a[0]); |
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23 add(a[1]); |
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24 } |
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25 |
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26 void SkPathOpsBounds::setQuadBounds(const SkPoint a[3]) { |
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27 SkDQuad quad; |
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28 quad.set(a); |
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29 SkDRect dRect; |
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30 dRect.setBounds(quad); |
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31 set(SkDoubleToScalar(dRect.fLeft), SkDoubleToScalar(dRect.fTop), |
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32 SkDoubleToScalar(dRect.fRight), SkDoubleToScalar(dRect.fBottom)); |
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33 } |
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34 |
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35 void (SkPathOpsBounds::*SetCurveBounds[])(const SkPoint[]) = { |
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36 NULL, |
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37 &SkPathOpsBounds::setLineBounds, |
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38 &SkPathOpsBounds::setQuadBounds, |
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39 &SkPathOpsBounds::setCubicBounds |
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40 }; |