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/* This file is part of the KDE project
Copyright (C) 2006 Thorsten Zachmann <zachmann@kde.org>
Copyright (C) 2007, 2009 Thomas Zander <zander@kde.org>
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 "KoParameterShape.h"
#include "KoParameterShape_p.h"
#include <QPainter>
#include <KDebug>
KoParameterShape::KoParameterShape()
: KoPathShape(*(new KoParameterShapePrivate(this)))
{
}
KoParameterShape::KoParameterShape(KoParameterShapePrivate &dd)
: KoPathShape(dd)
{
}
KoParameterShape::~KoParameterShape()
{
}
void KoParameterShape::moveHandle(int handleId, const QPointF & point, Qt::KeyboardModifiers modifiers)
{
Q_D(KoParameterShape);
if (handleId >= d->handles.size()) {
kWarning(30006) << "handleId out of bounds";
return;
}
update();
// function to do special stuff
moveHandleAction(handleId, documentToShape(point), modifiers);
updatePath(size());
update();
d->shapeChanged(ParameterChanged);
}
int KoParameterShape::handleIdAt(const QRectF & rect) const
{
Q_D(const KoParameterShape);
int handle = -1;
for (int i = 0; i < d->handles.size(); ++i) {
if (rect.contains(d->handles.at(i))) {
handle = i;
break;
}
}
return handle;
}
QPointF KoParameterShape::handlePosition(int handleId)
{
Q_D(KoParameterShape);
return d->handles.value(handleId);
}
void KoParameterShape::paintHandles(QPainter & painter, const KoViewConverter & converter, int handleRadius)
{
Q_D(KoParameterShape);
applyConversion(painter, converter);
QTransform worldMatrix = painter.worldTransform();
painter.setTransform(QTransform());
QTransform matrix;
matrix.rotate(45.0);
QPolygonF poly(d->handleRect(QPointF(0, 0), handleRadius));
poly = matrix.map(poly);
QList<QPointF>::const_iterator it(d->handles.constBegin());
for (; it != d->handles.constEnd(); ++it) {
QPointF moveVector = worldMatrix.map(*it);
poly.translate(moveVector.x(), moveVector.y());
painter.drawPolygon(poly);
poly.translate(-moveVector.x(), -moveVector.y());
}
}
void KoParameterShape::paintHandle(QPainter & painter, const KoViewConverter & converter, int handleId, int handleRadius)
{
Q_D(KoParameterShape);
applyConversion(painter, converter);
QTransform worldMatrix = painter.worldTransform();
painter.setTransform(QTransform());
QTransform matrix;
matrix.rotate(45.0);
QPolygonF poly(d->handleRect(QPointF(0, 0), handleRadius));
poly = matrix.map(poly);
poly.translate(worldMatrix.map(d->handles[handleId]));
painter.drawPolygon(poly);
}
void KoParameterShape::setSize(const QSizeF &newSize)
{
Q_D(KoParameterShape);
QTransform matrix(resizeMatrix(newSize));
for (int i = 0; i < d->handles.size(); ++i) {
d->handles[i] = matrix.map(d->handles[i]);
}
KoPathShape::setSize(newSize);
}
QPointF KoParameterShape::normalize()
{
Q_D(KoParameterShape);
QPointF offset(KoPathShape::normalize());
QTransform matrix;
matrix.translate(-offset.x(), -offset.y());
for (int i = 0; i < d->handles.size(); ++i) {
d->handles[i] = matrix.map(d->handles[i]);
}
return offset;
}
bool KoParameterShape::isParametricShape() const
{
Q_D(const KoParameterShape);
return d->parametric;
}
void KoParameterShape::setParametricShape(bool parametric)
{
Q_D(KoParameterShape);
d->parametric = parametric;
update();
}
QList<QPointF> KoParameterShape::handles() const
{
Q_D(const KoParameterShape);
return d->handles;
}
void KoParameterShape::setHandles(const QList<QPointF> &handles)
{
Q_D(KoParameterShape);
d->handles = handles;
}
int KoParameterShape::handleCount() const
{
Q_D(const KoParameterShape);
return d->handles.count();
}
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