blob: b58854f3bf6d4582bdb579794e62c15437b759ce [file] [log] [blame]
/*
* Copyright (C) Research In Motion Limited 2010. All rights reserved.
* Copyright (C) 2019 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 "SVGPathSegListSource.h"
#include "SVGPathSeg.h"
#include "SVGPathSegList.h"
#include "SVGPathSegValue.h"
#include <wtf/text/StringConcatenateNumbers.h>
namespace WebCore {
SVGPathSegListSource::SVGPathSegListSource(const SVGPathSegList& pathSegList)
: m_pathSegList(pathSegList)
{
m_itemCurrent = 0;
m_itemEnd = m_pathSegList.size();
}
bool SVGPathSegListSource::hasMoreData() const
{
return m_itemCurrent < m_itemEnd;
}
bool SVGPathSegListSource::parseSVGSegmentType(SVGPathSegType& pathSegType)
{
m_segment = m_pathSegList.at(m_itemCurrent);
pathSegType = static_cast<SVGPathSegType>(m_segment->pathSegType());
++m_itemCurrent;
return true;
}
SVGPathSegType SVGPathSegListSource::nextCommand(SVGPathSegType)
{
m_segment = m_pathSegList.at(m_itemCurrent);
SVGPathSegType pathSegType = static_cast<SVGPathSegType>(m_segment->pathSegType());
++m_itemCurrent;
return pathSegType;
}
bool SVGPathSegListSource::parseMoveToSegment(FloatPoint& targetPoint)
{
ASSERT(m_segment);
ASSERT(m_segment->pathSegType() == PathSegMoveToAbs || m_segment->pathSegType() == PathSegMoveToRel);
SVGPathSegSingleCoordinate* moveTo = static_cast<SVGPathSegSingleCoordinate*>(m_segment.get());
targetPoint = FloatPoint(moveTo->x(), moveTo->y());
return true;
}
bool SVGPathSegListSource::parseLineToSegment(FloatPoint& targetPoint)
{
ASSERT(m_segment);
ASSERT(m_segment->pathSegType() == PathSegLineToAbs || m_segment->pathSegType() == PathSegLineToRel);
SVGPathSegSingleCoordinate* lineTo = static_cast<SVGPathSegSingleCoordinate*>(m_segment.get());
targetPoint = FloatPoint(lineTo->x(), lineTo->y());
return true;
}
bool SVGPathSegListSource::parseLineToHorizontalSegment(float& x)
{
ASSERT(m_segment);
ASSERT(m_segment->pathSegType() == PathSegLineToHorizontalAbs || m_segment->pathSegType() == PathSegLineToHorizontalRel);
SVGPathSegLinetoHorizontal* horizontal = static_cast<SVGPathSegLinetoHorizontal*>(m_segment.get());
x = horizontal->x();
return true;
}
bool SVGPathSegListSource::parseLineToVerticalSegment(float& y)
{
ASSERT(m_segment);
ASSERT(m_segment->pathSegType() == PathSegLineToVerticalAbs || m_segment->pathSegType() == PathSegLineToVerticalRel);
SVGPathSegLinetoVertical* vertical = static_cast<SVGPathSegLinetoVertical*>(m_segment.get());
y = vertical->y();
return true;
}
bool SVGPathSegListSource::parseCurveToCubicSegment(FloatPoint& point1, FloatPoint& point2, FloatPoint& targetPoint)
{
ASSERT(m_segment);
ASSERT(m_segment->pathSegType() == PathSegCurveToCubicAbs || m_segment->pathSegType() == PathSegCurveToCubicRel);
SVGPathSegCurvetoCubic* cubic = static_cast<SVGPathSegCurvetoCubic*>(m_segment.get());
point1 = FloatPoint(cubic->x1(), cubic->y1());
point2 = FloatPoint(cubic->x2(), cubic->y2());
targetPoint = FloatPoint(cubic->x(), cubic->y());
return true;
}
bool SVGPathSegListSource::parseCurveToCubicSmoothSegment(FloatPoint& point2, FloatPoint& targetPoint)
{
ASSERT(m_segment);
ASSERT(m_segment->pathSegType() == PathSegCurveToCubicSmoothAbs || m_segment->pathSegType() == PathSegCurveToCubicSmoothRel);
SVGPathSegCurvetoCubicSmooth* cubicSmooth = static_cast<SVGPathSegCurvetoCubicSmooth*>(m_segment.get());
point2 = FloatPoint(cubicSmooth->x2(), cubicSmooth->y2());
targetPoint = FloatPoint(cubicSmooth->x(), cubicSmooth->y());
return true;
}
bool SVGPathSegListSource::parseCurveToQuadraticSegment(FloatPoint& point1, FloatPoint& targetPoint)
{
ASSERT(m_segment);
ASSERT(m_segment->pathSegType() == PathSegCurveToQuadraticAbs || m_segment->pathSegType() == PathSegCurveToQuadraticRel);
SVGPathSegCurvetoQuadratic* quadratic = static_cast<SVGPathSegCurvetoQuadratic*>(m_segment.get());
point1 = FloatPoint(quadratic->x1(), quadratic->y1());
targetPoint = FloatPoint(quadratic->x(), quadratic->y());
return true;
}
bool SVGPathSegListSource::parseCurveToQuadraticSmoothSegment(FloatPoint& targetPoint)
{
ASSERT(m_segment);
ASSERT(m_segment->pathSegType() == PathSegCurveToQuadraticSmoothAbs || m_segment->pathSegType() == PathSegCurveToQuadraticSmoothRel);
SVGPathSegSingleCoordinate* quadraticSmooth = static_cast<SVGPathSegSingleCoordinate*>(m_segment.get());
targetPoint = FloatPoint(quadraticSmooth->x(), quadraticSmooth->y());
return true;
}
bool SVGPathSegListSource::parseArcToSegment(float& rx, float& ry, float& angle, bool& largeArc, bool& sweep, FloatPoint& targetPoint)
{
ASSERT(m_segment);
ASSERT(m_segment->pathSegType() == PathSegArcAbs || m_segment->pathSegType() == PathSegArcRel);
SVGPathSegArc* arcTo = static_cast<SVGPathSegArc*>(m_segment.get());
rx = arcTo->r1();
ry = arcTo->r2();
angle = arcTo->angle();
largeArc = arcTo->largeArcFlag();
sweep = arcTo->sweepFlag();
targetPoint = FloatPoint(arcTo->x(), arcTo->y());
return true;
}
}