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/*
* Copyright (C) Research In Motion Limited 2010-2012. All rights reserved.
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Library General Public
* License as published by the Free Software Foundation; either
* version 2 of the License, or (at your option) any later version.
*
* This library is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Library General Public License for more details.
*
* You should have received a copy of the GNU Library General Public License
* along with this library; see the file COPYING.LIB. If not, write to
* the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
* Boston, MA 02110-1301, USA.
*/
#ifndef SVGTextMetrics_h
#define SVGTextMetrics_h
#include "platform/text/TextDirection.h"
namespace blink {
class RenderSVGInlineText;
class TextRun;
class SVGTextMetrics {
public:
enum MetricsType {
SkippedSpaceMetrics
};
SVGTextMetrics();
SVGTextMetrics(MetricsType);
SVGTextMetrics(RenderSVGInlineText*, unsigned position, unsigned length, float width);
// FIXME: Migrate away from these to the two below.
static SVGTextMetrics measureCharacterRange(RenderSVGInlineText*, unsigned position, unsigned length);
static TextRun constructTextRun(RenderSVGInlineText*, unsigned position, unsigned length);
static SVGTextMetrics measureCharacterRange(RenderSVGInlineText*, unsigned position, unsigned length, TextDirection);
static TextRun constructTextRun(RenderSVGInlineText*, unsigned position, unsigned length, TextDirection);
bool isEmpty() const { return !m_width && !m_height && m_length <= 1; }
float width() const { return m_width; }
void setWidth(float width) { m_width = width; }
float height() const { return m_height; }
unsigned length() const { return m_length; }
private:
SVGTextMetrics(RenderSVGInlineText*, const TextRun&);
float m_width;
float m_height;
unsigned m_length;
};
} // namespace blink
#endif
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