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/*
* Copyright 2008 Ben Boeckel <MathStuf@gmail.com>
*
* This program is free software: you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation, either version 3 of the License, or
* (at your option) any later version.
*
* This program 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 General Public License for more details.
*
* You should have received a copy of the GNU General Public License along
* with this program. If not, see <http://www.gnu.org/licenses/>.
*/
// Header include
#include "WarpItem.h"
// Sigmod includes
#include "../sigmod/MapWarp.h"
#include "../sigmod/Sigmod.h"
// KDE includes
#include <KColorScheme>
// Qt includes
#include <QtGui/QGraphicsSceneMouseEvent>
#include <QtGui/QPainter>
#include <QtGui/QStyle>
#include <QtGui/QStyleOptionGraphicsItem>
Sigmodr::WarpItem::WarpItem(Sigmod::MapWarp* warp, QObject* parent) :
QObject(parent),
m_warp(warp)
{
connect(m_warp, SIGNAL(changed()), this, SLOT(warpChanged()));
warpChanged();
setZValue(INT_MAX);
setAcceptHoverEvents(true);
}
QRectF Sigmodr::WarpItem::boundingRect() const
{
return m_warp->area();
}
void Sigmodr::WarpItem::paint(QPainter* painter, const QStyleOptionGraphicsItem* option, QWidget* widget)
{
Q_UNUSED(widget)
if (m_warp->area().size().isValid())
return;
if (!(flags() & QGraphicsItem::ItemIsSelectable))
{
QPixmap temp(m_warp->area().size());
temp.fill(Qt::transparent);
QPainter p;
p.begin(&temp);
p.setCompositionMode(QPainter::CompositionMode_DestinationIn);
p.fillRect(temp.rect(), QColor(0, 0, 0, 127));
p.end();
painter->drawPixmap(0, 0, temp);
}
painter->setBrush(KStatefulBrush(KColorScheme::View, KColorScheme::ActiveBackground).brush(QPalette::Active));
painter->drawRect(m_warp->area());
if (option->state & QStyle::State_MouseOver)
{
painter->setPen(QPen(KStatefulBrush(KColorScheme::View, (flags() & QGraphicsItem::ItemIsSelectable) ? KColorScheme::ActiveText : KColorScheme::InactiveText).brush((flags() & QGraphicsItem::ItemIsSelectable) ? QPalette::Active : QPalette::Inactive), 1));
painter->drawText(m_warp->area(), Qt::AlignHCenter | Qt::AlignVCenter, m_warp->name());
}
if (option->state & QStyle::State_HasFocus)
{
painter->setPen(QPen(KStatefulBrush(KColorScheme::Selection, KColorScheme::FocusColor).brush(QPalette::Active), 6));
painter->drawRect(m_warp->area());
}
else if (option->state & QStyle::State_Selected)
{
painter->setPen(QPen(KStatefulBrush(KColorScheme::Selection, KColorScheme::ActiveBackground).brush(QPalette::Active), 6));
painter->drawRect(m_warp->area());
}
else if ((option->state & QStyle::State_MouseOver) && (flags() & QGraphicsItem::ItemIsSelectable))
{
painter->setPen(QPen(KStatefulBrush(KColorScheme::Selection, KColorScheme::HoverColor).brush(QPalette::Active), 6));
painter->drawRect(m_warp->area());
}
}
void Sigmodr::WarpItem::mousePressEvent(QGraphicsSceneMouseEvent* event)
{
QGraphicsItem::mousePressEvent(event);
update();
}
void Sigmodr::WarpItem::mouseMoveEvent(QGraphicsSceneMouseEvent* event)
{
if (event->modifiers() & Qt::ShiftModifier)
{
QRect rect = m_warp->area();
QPointF diff = event->scenePos() - event->lastScenePos();
rect.setSize(rect.size() + QSize(diff.x(), diff.y()));
m_warp->setArea(rect);
}
else
{
QGraphicsItem::mouseMoveEvent(event);
QRect rect = m_warp->area();
rect.setTopLeft(scenePos().toPoint());
m_warp->setArea(rect);
}
}
void Sigmodr::WarpItem::mouseReleaseEvent(QGraphicsSceneMouseEvent* event)
{
QGraphicsItem::mouseReleaseEvent(event);
update();
}
void Sigmodr::WarpItem::warpChanged()
{
setPos(m_warp->area().topLeft());
update();
}
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