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Side by Side Diff: Source/core/rendering/svg/SVGTextQuery.h

Issue 18098007: Get rid of SVGPoint special case from the bindings generator (Closed) Base URL: svn://svn.chromium.org/blink/trunk
Patch Set: Created 7 years, 5 months ago
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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
11 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU 11 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
12 * Library General Public License for more details. 12 * Library General Public License for more details.
13 * 13 *
14 * You should have received a copy of the GNU Library General Public License 14 * You should have received a copy of the GNU Library General Public License
15 * along with this library; see the file COPYING.LIB. If not, write to 15 * along with this library; see the file COPYING.LIB. If not, write to
16 * the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor, 16 * the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
17 * Boston, MA 02110-1301, USA. 17 * Boston, MA 02110-1301, USA.
18 */ 18 */
19 19
20 #ifndef SVGTextQuery_h 20 #ifndef SVGTextQuery_h
21 #define SVGTextQuery_h 21 #define SVGTextQuery_h
22 22
23 #include "core/platform/graphics/FloatRect.h" 23 #include "core/platform/graphics/FloatRect.h"
24 #include "core/rendering/svg/SVGTextFragment.h" 24 #include "core/rendering/svg/SVGTextFragment.h"
25 #include "core/svg/SVGPoint.h"
25 #include <wtf/Vector.h> 26 #include <wtf/Vector.h>
26 27
27 namespace WebCore { 28 namespace WebCore {
28 29
29 class InlineFlowBox; 30 class InlineFlowBox;
30 class RenderObject; 31 class RenderObject;
31 class SVGInlineTextBox; 32 class SVGInlineTextBox;
32 33
33 class SVGTextQuery { 34 class SVGTextQuery {
34 public: 35 public:
35 SVGTextQuery(RenderObject*); 36 SVGTextQuery(RenderObject*);
36 37
37 unsigned numberOfCharacters() const; 38 unsigned numberOfCharacters() const;
38 float textLength() const; 39 float textLength() const;
39 float subStringLength(unsigned startPosition, unsigned length) const; 40 float subStringLength(unsigned startPosition, unsigned length) const;
40 FloatPoint startPositionOfCharacter(unsigned position) const; 41 FloatPoint startPositionOfCharacter(unsigned position) const;
41 FloatPoint endPositionOfCharacter(unsigned position) const; 42 FloatPoint endPositionOfCharacter(unsigned position) const;
42 float rotationOfCharacter(unsigned position) const; 43 float rotationOfCharacter(unsigned position) const;
43 FloatRect extentOfCharacter(unsigned position) const; 44 FloatRect extentOfCharacter(unsigned position) const;
44 int characterNumberAtPosition(const FloatPoint&) const; 45 int characterNumberAtPosition(const SVGPoint&) const;
45 46
46 // Public helper struct. Private classes in SVGTextQuery inherit from it. 47 // Public helper struct. Private classes in SVGTextQuery inherit from it.
47 struct Data; 48 struct Data;
48 49
49 private: 50 private:
50 typedef bool (SVGTextQuery::*ProcessTextFragmentCallback)(Data*, const SVGTe xtFragment&) const; 51 typedef bool (SVGTextQuery::*ProcessTextFragmentCallback)(Data*, const SVGTe xtFragment&) const;
51 bool executeQuery(Data*, ProcessTextFragmentCallback) const; 52 bool executeQuery(Data*, ProcessTextFragmentCallback) const;
52 53
53 void collectTextBoxesInFlowBox(InlineFlowBox*); 54 void collectTextBoxesInFlowBox(InlineFlowBox*);
54 bool mapStartEndPositionsIntoFragmentCoordinates(Data*, const SVGTextFragmen t&, int& startPosition, int& endPosition) const; 55 bool mapStartEndPositionsIntoFragmentCoordinates(Data*, const SVGTextFragmen t&, int& startPosition, int& endPosition) const;
55 void modifyStartEndPositionsRespectingLigatures(Data*, int& startPosition, i nt& endPosition) const; 56 void modifyStartEndPositionsRespectingLigatures(Data*, int& startPosition, i nt& endPosition) const;
56 57
57 private: 58 private:
58 bool numberOfCharactersCallback(Data*, const SVGTextFragment&) const; 59 bool numberOfCharactersCallback(Data*, const SVGTextFragment&) const;
59 bool textLengthCallback(Data*, const SVGTextFragment&) const; 60 bool textLengthCallback(Data*, const SVGTextFragment&) const;
60 bool subStringLengthCallback(Data*, const SVGTextFragment&) const; 61 bool subStringLengthCallback(Data*, const SVGTextFragment&) const;
61 bool startPositionOfCharacterCallback(Data*, const SVGTextFragment&) const; 62 bool startPositionOfCharacterCallback(Data*, const SVGTextFragment&) const;
62 bool endPositionOfCharacterCallback(Data*, const SVGTextFragment&) const; 63 bool endPositionOfCharacterCallback(Data*, const SVGTextFragment&) const;
63 bool rotationOfCharacterCallback(Data*, const SVGTextFragment&) const; 64 bool rotationOfCharacterCallback(Data*, const SVGTextFragment&) const;
64 bool extentOfCharacterCallback(Data*, const SVGTextFragment&) const; 65 bool extentOfCharacterCallback(Data*, const SVGTextFragment&) const;
65 bool characterNumberAtPositionCallback(Data*, const SVGTextFragment&) const; 66 bool characterNumberAtPositionCallback(Data*, const SVGTextFragment&) const;
66 67
67 private: 68 private:
68 Vector<SVGInlineTextBox*> m_textBoxes; 69 Vector<SVGInlineTextBox*> m_textBoxes;
69 }; 70 };
70 71
71 } 72 }
72 73
73 #endif 74 #endif
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