void QgsComposerMouseHandles::paint( QPainter* painter, const QStyleOptionGraphicsItem* itemStyle, QWidget* pWidget )
{
Q_UNUSED( itemStyle );
Q_UNUSED( pWidget );
if ( mComposition->plotStyle() != QgsComposition::Preview )
{
//don't draw selection handles in composition outputs
return;
}
//draw resize handles around bounds of entire selection
double rectHandlerSize = rectHandlerBorderTolerance();
drawHandles( painter, rectHandlerSize );
//draw dotted boxes around selected items
drawSelectedItemBounds( painter );
}
void QgsComposerItem::drawSelectionBoxes( QPainter* p )
{
if ( !mComposition )
{
return;
}
if ( mComposition->plotStyle() == QgsComposition::Preview )
{
//size of symbol boxes depends on zoom level in composer view
double rectHandlerSize = rectHandlerBorderTolerance();
double sizeLockSymbol = lockSymbolSize();
if ( mItemPositionLocked )
{
//draw lock symbol at upper left edge. Use QImage to be independent of the graphic system
QString lockIconPath = QgsApplication::activeThemePath() + "/mIconLock.png";
if ( !QFile::exists( lockIconPath ) )
{
lockIconPath = QgsApplication::defaultThemePath() + "/mIconLock.png";
}
QImage lockImage( lockIconPath );
if ( !lockImage.isNull() )
{
p->drawImage( QRectF( 0, 0, sizeLockSymbol, sizeLockSymbol ), lockImage, QRectF( 0, 0, lockImage.width(), lockImage.height() ) );
}
}
else //draw blue squares
{
p->setPen( QColor( 50, 100, 120, 200 ) );
p->setBrush( QColor( 200, 200, 210, 120 ) );
p->drawRect( QRectF( 0, 0, rectHandlerSize, rectHandlerSize ) );
p->drawRect( QRectF( rect().width() - rectHandlerSize, 0, rectHandlerSize, rectHandlerSize ) );
p->drawRect( QRectF( rect().width() - rectHandlerSize, rect().height() - rectHandlerSize, rectHandlerSize, rectHandlerSize ) );
p->drawRect( QRectF( 0, rect().height() - rectHandlerSize, rectHandlerSize, rectHandlerSize ) );
}
}
}
QgsComposerItem::MouseMoveAction QgsComposerItem::mouseMoveActionForPosition( const QPointF& itemCoordPos )
{
//no action at all if item position is locked for mouse
if ( mItemPositionLocked )
{
return QgsComposerItem::NoAction;
}
bool nearLeftBorder = false;
bool nearRightBorder = false;
bool nearLowerBorder = false;
bool nearUpperBorder = false;
double borderTolerance = rectHandlerBorderTolerance();
if ( itemCoordPos.x() < borderTolerance )
{
nearLeftBorder = true;
}
if ( itemCoordPos.y() < borderTolerance )
{
nearUpperBorder = true;
}
if ( itemCoordPos.x() > ( rect().width() - borderTolerance ) )
{
nearRightBorder = true;
}
if ( itemCoordPos.y() > ( rect().height() - borderTolerance ) )
{
nearLowerBorder = true;
}
if ( nearLeftBorder && nearUpperBorder )
{
return QgsComposerItem::ResizeLeftUp;
}
else if ( nearLeftBorder && nearLowerBorder )
{
return QgsComposerItem::ResizeLeftDown;
}
else if ( nearRightBorder && nearUpperBorder )
{
return QgsComposerItem::ResizeRightUp;
}
else if ( nearRightBorder && nearLowerBorder )
{
return QgsComposerItem::ResizeRightDown;
}
else if ( nearLeftBorder )
{
return QgsComposerItem::ResizeLeft;
}
else if ( nearRightBorder )
{
return QgsComposerItem::ResizeRight;
}
else if ( nearUpperBorder )
{
return QgsComposerItem::ResizeUp;
}
else if ( nearLowerBorder )
{
return QgsComposerItem::ResizeDown;
}
return QgsComposerItem::MoveItem; //default
}
