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| 1 /* | 1 /* |
| 2 * Copyright (C) 2006, 2007 Apple Inc. All rights reserved. | 2 * Copyright (C) 2006, 2007 Apple Inc. All rights reserved. |
| 3 * (C) 2008 Torch Mobile Inc. All rights reserved. (http://www.torchmo
bile.com/) | 3 * (C) 2008 Torch Mobile Inc. All rights reserved. (http://www.torchmo
bile.com/) |
| 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, |
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| 28 | 28 |
| 29 namespace blink { | 29 namespace blink { |
| 30 | 30 |
| 31 class HTMLTextFormControlElement; | 31 class HTMLTextFormControlElement; |
| 32 | 32 |
| 33 class CORE_EXPORT LayoutTextControl : public LayoutBlockFlow { | 33 class CORE_EXPORT LayoutTextControl : public LayoutBlockFlow { |
| 34 public: | 34 public: |
| 35 virtual ~LayoutTextControl(); | 35 virtual ~LayoutTextControl(); |
| 36 | 36 |
| 37 HTMLTextFormControlElement* textFormControlElement() const; | 37 HTMLTextFormControlElement* textFormControlElement() const; |
| 38 virtual PassRefPtr<LayoutStyle> createInnerEditorStyle(const LayoutStyle& st
artStyle) const = 0; | 38 virtual PassRefPtr<ComputedStyle> createInnerEditorStyle(const ComputedStyle
& startStyle) const = 0; |
| 39 | 39 |
| 40 virtual const char* name() const override { return "LayoutTextControl"; } | 40 virtual const char* name() const override { return "LayoutTextControl"; } |
| 41 | 41 |
| 42 protected: | 42 protected: |
| 43 LayoutTextControl(HTMLTextFormControlElement*); | 43 LayoutTextControl(HTMLTextFormControlElement*); |
| 44 | 44 |
| 45 // This convenience function should not be made public because | 45 // This convenience function should not be made public because |
| 46 // innerEditorElement may outlive the render tree. | 46 // innerEditorElement may outlive the render tree. |
| 47 HTMLElement* innerEditorElement() const; | 47 HTMLElement* innerEditorElement() const; |
| 48 | 48 |
| 49 int scrollbarThickness() const; | 49 int scrollbarThickness() const; |
| 50 void adjustInnerEditorStyle(LayoutStyle& textBlockStyle) const; | 50 void adjustInnerEditorStyle(ComputedStyle& textBlockStyle) const; |
| 51 | 51 |
| 52 virtual void styleDidChange(StyleDifference, const LayoutStyle* oldStyle) ov
erride; | 52 virtual void styleDidChange(StyleDifference, const ComputedStyle* oldStyle)
override; |
| 53 | 53 |
| 54 void hitInnerEditorElement(HitTestResult&, const LayoutPoint& pointInContain
er, const LayoutPoint& accumulatedOffset); | 54 void hitInnerEditorElement(HitTestResult&, const LayoutPoint& pointInContain
er, const LayoutPoint& accumulatedOffset); |
| 55 | 55 |
| 56 int textBlockLogicalWidth() const; | 56 int textBlockLogicalWidth() const; |
| 57 int textBlockLogicalHeight() const; | 57 int textBlockLogicalHeight() const; |
| 58 | 58 |
| 59 float scaleEmToUnits(int x) const; | 59 float scaleEmToUnits(int x) const; |
| 60 | 60 |
| 61 static bool hasValidAvgCharWidth(AtomicString family); | 61 static bool hasValidAvgCharWidth(AtomicString family); |
| 62 virtual float getAvgCharWidth(AtomicString family); | 62 virtual float getAvgCharWidth(AtomicString family); |
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| 106 return LayoutBlock::baselinePosition(baseline, firstLine, direction, pos
ition); | 106 return LayoutBlock::baselinePosition(baseline, firstLine, direction, pos
ition); |
| 107 } | 107 } |
| 108 virtual int firstLineBoxBaseline() const override { return LayoutBlock::firs
tLineBoxBaseline(); } | 108 virtual int firstLineBoxBaseline() const override { return LayoutBlock::firs
tLineBoxBaseline(); } |
| 109 virtual int inlineBlockBaseline(LineDirectionMode direction) const override
{ return lastLineBoxBaseline(direction); } | 109 virtual int inlineBlockBaseline(LineDirectionMode direction) const override
{ return lastLineBoxBaseline(direction); } |
| 110 }; | 110 }; |
| 111 | 111 |
| 112 | 112 |
| 113 } // namespace blink | 113 } // namespace blink |
| 114 | 114 |
| 115 #endif // LayoutTextControl_h | 115 #endif // LayoutTextControl_h |
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