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/*
* Copyright (C) Research In Motion Limited 2010-2011. All rights reserved.
* Copyright (C) 2015 Apple Inc. 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.
*/
#include "config.h"
#include "SVGPathStringBuilder.h"
#include <wtf/text/WTFString.h>
namespace WebCore {
SVGPathStringBuilder::SVGPathStringBuilder() = default;
SVGPathStringBuilder::~SVGPathStringBuilder() = default;
String SVGPathStringBuilder::result()
{
unsigned size = m_stringBuilder.length();
if (!size)
return String();
// Remove trailing space.
m_stringBuilder.resize(size - 1);
return m_stringBuilder.toString();
}
void SVGPathStringBuilder::incrementPathSegmentCount()
{
}
bool SVGPathStringBuilder::continueConsuming()
{
return true;
}
static void appendFlag(StringBuilder& stringBuilder, bool flag)
{
stringBuilder.append(flag ? '1' : '0');
stringBuilder.append(' ');
}
static void appendNumber(StringBuilder& stringBuilder, float number)
{
stringBuilder.appendNumber(number);
stringBuilder.append(' ');
}
static void appendPoint(StringBuilder& stringBuilder, const FloatPoint& point)
{
stringBuilder.appendNumber(point.x());
stringBuilder.append(' ');
stringBuilder.appendNumber(point.y());
stringBuilder.append(' ');
}
void SVGPathStringBuilder::moveTo(const FloatPoint& targetPoint, bool, PathCoordinateMode mode)
{
if (mode == AbsoluteCoordinates)
m_stringBuilder.appendLiteral("M ");
else
m_stringBuilder.appendLiteral("m ");
appendPoint(m_stringBuilder, targetPoint);
}
void SVGPathStringBuilder::lineTo(const FloatPoint& targetPoint, PathCoordinateMode mode)
{
if (mode == AbsoluteCoordinates)
m_stringBuilder.appendLiteral("L ");
else
m_stringBuilder.appendLiteral("l ");
appendPoint(m_stringBuilder, targetPoint);
}
void SVGPathStringBuilder::lineToHorizontal(float x, PathCoordinateMode mode)
{
if (mode == AbsoluteCoordinates)
m_stringBuilder.appendLiteral("H ");
else
m_stringBuilder.appendLiteral("h ");
appendNumber(m_stringBuilder, x);
}
void SVGPathStringBuilder::lineToVertical(float y, PathCoordinateMode mode)
{
if (mode == AbsoluteCoordinates)
m_stringBuilder.appendLiteral("V ");
else
m_stringBuilder.appendLiteral("v ");
appendNumber(m_stringBuilder, y);
}
void SVGPathStringBuilder::curveToCubic(const FloatPoint& point1, const FloatPoint& point2, const FloatPoint& targetPoint, PathCoordinateMode mode)
{
if (mode == AbsoluteCoordinates)
m_stringBuilder.appendLiteral("C ");
else
m_stringBuilder.appendLiteral("c ");
appendPoint(m_stringBuilder, point1);
appendPoint(m_stringBuilder, point2);
appendPoint(m_stringBuilder, targetPoint);
}
void SVGPathStringBuilder::curveToCubicSmooth(const FloatPoint& point2, const FloatPoint& targetPoint, PathCoordinateMode mode)
{
if (mode == AbsoluteCoordinates)
m_stringBuilder.appendLiteral("S ");
else
m_stringBuilder.appendLiteral("s ");
appendPoint(m_stringBuilder, point2);
appendPoint(m_stringBuilder, targetPoint);
}
void SVGPathStringBuilder::curveToQuadratic(const FloatPoint& point1, const FloatPoint& targetPoint, PathCoordinateMode mode)
{
if (mode == AbsoluteCoordinates)
m_stringBuilder.appendLiteral("Q ");
else
m_stringBuilder.appendLiteral("q ");
appendPoint(m_stringBuilder, point1);
appendPoint(m_stringBuilder, targetPoint);
}
void SVGPathStringBuilder::curveToQuadraticSmooth(const FloatPoint& targetPoint, PathCoordinateMode mode)
{
if (mode == AbsoluteCoordinates)
m_stringBuilder.appendLiteral("T ");
else
m_stringBuilder.appendLiteral("t ");
appendPoint(m_stringBuilder, targetPoint);
}
void SVGPathStringBuilder::arcTo(float r1, float r2, float angle, bool largeArcFlag, bool sweepFlag, const FloatPoint& targetPoint, PathCoordinateMode mode)
{
if (mode == AbsoluteCoordinates)
m_stringBuilder.appendLiteral("A ");
else
m_stringBuilder.appendLiteral("a ");
appendNumber(m_stringBuilder, r1);
appendNumber(m_stringBuilder, r2);
appendNumber(m_stringBuilder, angle);
appendFlag(m_stringBuilder, largeArcFlag);
appendFlag(m_stringBuilder, sweepFlag);
appendPoint(m_stringBuilder, targetPoint);
}
void SVGPathStringBuilder::closePath()
{
m_stringBuilder.appendLiteral("Z ");
}
} // namespace WebCore