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/*
* 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/>.
*/
#include "UBGraphicsCurtainItem.h"
#include <QtGui>
#include "domain/UBGraphicsScene.h"
#include "UBGraphicsCurtainItemDelegate.h"
#include "core/UBApplication.h"
#include "core/UBApplicationController.h"
#include "core/UBDisplayManager.h" // TODO UB 4.x clean this dependency
#include "core/UBSettings.h"
#include "board/UBBoardController.h"
#include "board/UBBoardView.h"
#include "core/memcheck.h"
const QColor UBGraphicsCurtainItem::sDrawColor = Qt::white;
const QColor UBGraphicsCurtainItem::sDarkBackgroundDrawColor = Qt::black;
const QColor UBGraphicsCurtainItem::sOpaqueControlColor = QColor(191,191,191,255);
const QColor UBGraphicsCurtainItem::sDarkBackgroundOpaqueControlColor = QColor(63,63,63,255);
UBGraphicsCurtainItem::UBGraphicsCurtainItem(QGraphicsItem* parent)
: QGraphicsRectItem(parent)
{
mDelegate = new UBGraphicsCurtainItemDelegate(this, 0);
mDelegate->init();
setFlag(QGraphicsItem::ItemIsMovable, true);
setFlag(QGraphicsItem::ItemIsSelectable, true);
#if QT_VERSION >= 0x040600 // needs Qt 4.6.0 or better
setFlag(QGraphicsItem::ItemSendsGeometryChanges, true);
#endif
setData(UBGraphicsItemData::ItemLayerType, UBItemLayerType::Tool);
setPen(Qt::NoPen);
this->setAcceptHoverEvents(true);
}
UBGraphicsCurtainItem::~UBGraphicsCurtainItem()
{
delete mDelegate;
}
QVariant UBGraphicsCurtainItem::itemChange(GraphicsItemChange change, const QVariant &value)
{
// if (change == QGraphicsItem::ItemSelectedHasChanged && QGraphicsRectItem::scene() && isSelected())
// setZValue(UBGraphicsScene::toolLayerStart + UBGraphicsScene::toolOffsetCurtain);
QVariant newValue = value;
if (mDelegate)
{
newValue = mDelegate->itemChange(change, value);
}
return QGraphicsRectItem::itemChange(change, newValue);
}
void UBGraphicsCurtainItem::mousePressEvent(QGraphicsSceneMouseEvent *event)
{
if (mDelegate->mousePressEvent(event))
{
//NOOP
}
else
{
QGraphicsRectItem::mousePressEvent(event);
}
}
void UBGraphicsCurtainItem::mouseMoveEvent(QGraphicsSceneMouseEvent *event)
{
if (mDelegate->mouseMoveEvent(event))
{
// NOOP;
}
else
{
QGraphicsRectItem::mouseMoveEvent(event);
}
}
void UBGraphicsCurtainItem::mouseReleaseEvent(QGraphicsSceneMouseEvent *event)
{
mDelegate->mouseReleaseEvent(event);
QGraphicsRectItem::mouseReleaseEvent(event);
}
void UBGraphicsCurtainItem::paint(QPainter *painter, const QStyleOptionGraphicsItem *option, QWidget *widget)
{
QColor color = drawColor();
if(widget == UBApplication::boardController->controlView()->viewport())
{
color = UBSettings::paletteColor;
if(!UBApplication::applicationController->displayManager()->hasDisplay())
{
color = opaqueControlColor();
}
}
// Never draw the rubber band, we draw our custom selection with the DelegateFrame
QStyleOptionGraphicsItem styleOption = QStyleOptionGraphicsItem(*option);
styleOption.state &= ~QStyle::State_Selected;
painter->fillRect(rect(), color);
}
UBItem* UBGraphicsCurtainItem::deepCopy() const
{
UBGraphicsCurtainItem* copy = new UBGraphicsCurtainItem();
copy->setRect(this->rect());
copy->setPos(this->pos());
copy->setBrush(this->brush());
copy->setPen(this->pen());
// copy->setZValue(this->zValue());
UBGraphicsItem::assignZValue(copy, this->zValue());
copy->setTransform(this->transform());
copy->setFlag(QGraphicsItem::ItemIsMovable, true);
copy->setFlag(QGraphicsItem::ItemIsSelectable, true);
copy->setData(UBGraphicsItemData::ItemLayerType, this->data(UBGraphicsItemData::ItemLayerType));
// TODO UB 4.7 ... complete all members ?
return copy;
}
QColor UBGraphicsCurtainItem::drawColor() const
{
UBGraphicsScene* pScene = static_cast<UBGraphicsScene*>(QGraphicsRectItem::scene());
return pScene->isDarkBackground() ? sDarkBackgroundDrawColor : sDrawColor;
}
QColor UBGraphicsCurtainItem::opaqueControlColor() const
{
UBGraphicsScene* pScene = static_cast<UBGraphicsScene*>(QGraphicsRectItem::scene());
return pScene->isDarkBackground() ? sDarkBackgroundOpaqueControlColor : sOpaqueControlColor;
}
void UBGraphicsCurtainItem::remove()
{
if (mDelegate)
mDelegate->remove(true);
}
void UBGraphicsCurtainItem::triggerRemovedSignal()
{
emit removed();
}