2 * Copyright (C) 2008 Torch Mobile Inc. All rights reserved. (http://www.torchmobile.com/)
3 * Copyright (C) 2009 Apple Inc. All rights reserved.
5 * This library is free software; you can redistribute it and/or
6 * modify it under the terms of the GNU Library General Public
7 * License as published by the Free Software Foundation; either
8 * version 2 of the License, or (at your option) any later version.
10 * This library is distributed in the hope that it will be useful,
11 * but WITHOUT ANY WARRANTY; without even the implied warranty of
12 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
13 * Library General Public License for more details.
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
17 * the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
18 * Boston, MA 02110-1301, USA.
22 #ifndef RenderTextControlMultiLine_h
23 #define RenderTextControlMultiLine_h
25 #include "RenderTextControl.h"
29 class RenderTextControlMultiLine : public RenderTextControl {
31 RenderTextControlMultiLine(Node*);
32 virtual ~RenderTextControlMultiLine();
35 virtual bool isTextArea() const { return true; }
37 virtual bool nodeAtPoint(const HitTestRequest&, HitTestResult&, const HitTestPoint& pointInContainer, const LayoutPoint& accumulatedOffset, HitTestAction) OVERRIDE;
39 virtual float getAvgCharWidth(AtomicString family);
40 virtual LayoutUnit preferredContentWidth(float charWidth) const;
41 virtual LayoutUnit computeControlHeight(LayoutUnit lineHeight, LayoutUnit nonContentHeight) const OVERRIDE;
42 virtual LayoutUnit baselinePosition(FontBaseline, bool firstLine, LineDirectionMode, LinePositionMode = PositionOnContainingLine) const;
44 virtual RenderStyle* textBaseStyle() const;
45 virtual PassRefPtr<RenderStyle> createInnerTextStyle(const RenderStyle* startStyle) const;
46 virtual RenderObject* layoutSpecialExcludedChild(bool relayoutChildren);
49 inline RenderTextControlMultiLine* toRenderTextControlMultiLine(RenderObject* object)
51 ASSERT(!object || object->isTextArea());
52 return static_cast<RenderTextControlMultiLine*>(object);
55 // This will catch anyone doing an unnecessary cast.
56 void toRenderTextControlMultiLine(const RenderTextControlMultiLine*);