1 /* 2 * Copyright (C) 2009 Nokia Corporation and/or its subsidiary(-ies). 3 * 4 * This library is free software; you can redistribute it and/or 5 * modify it under the terms of the GNU Library General Public 6 * License as published by the Free Software Foundation; either 7 * version 2 of the License, or (at your option) any later version. 8 * 9 * This library is distributed in the hope that it will be useful, 10 * but WITHOUT ANY WARRANTY; without even the implied warranty of 11 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU 12 * Library General Public License for more details. 13 * 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 16 * the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor, 17 * Boston, MA 02110-1301, USA. 18 * 19 */ 20 21 #ifndef RenderMeter_h 22 #define RenderMeter_h 23 24 #include "core/rendering/RenderBlockFlow.h" 25 #include "core/rendering/RenderWidget.h" 26 27 namespace WebCore { 28 29 class HTMLMeterElement; 30 31 class RenderMeter FINAL : public RenderBlockFlow { 32 public: 33 explicit RenderMeter(HTMLElement*); 34 virtual ~RenderMeter(); 35 36 HTMLMeterElement* meterElement() const; 37 virtual void updateFromElement(); 38 39 private: 40 virtual void updateLogicalWidth() OVERRIDE; 41 virtual void computeLogicalHeight(LayoutUnit logicalHeight, LayoutUnit logicalTop, LogicalExtentComputedValues&) const OVERRIDE; 42 supportsPartialLayout()43 virtual bool supportsPartialLayout() const OVERRIDE { return false; } 44 renderName()45 virtual const char* renderName() const { return "RenderMeter"; } isMeter()46 virtual bool isMeter() const { return true; } 47 48 double valueRatio() const; 49 }; 50 51 DEFINE_RENDER_OBJECT_TYPE_CASTS(RenderMeter, isMeter()); 52 53 } // namespace WebCore 54 55 #endif // RenderMeter_h 56