/**
* Tests if we can start dragging a stencil.
*/
bool SelectTool::startDragging(const QPoint &pos, bool onlySelected)
{
KivioCanvas* canvas = view()->canvasWidget();
KivioPage *pPage = canvas->activePage();
KivioStencil *pStencil;
int colType;
// Figure out how big 4 pixels is in terms of points
double threshold = view()->zoomHandler()->unzoomItY(4);
KoPoint pagePoint = canvas->mapFromScreen( pos );
pStencil = pPage->checkForStencil( &pagePoint, &colType, threshold, onlySelected );
if( !pStencil )
return false;
canvas->setEnabled(false);
if( pStencil->isSelected() )
{
// If we are clicking an already selected stencil, and the control
// key down, then unselect this stencil
if( m_controlKey==true ) {
pPage->unselectStencil( pStencil );
}
// Otherwise, it means we are just moving
}
else
{
// Clicking a new stencil, and the control key is not down
if( !m_controlKey )
pPage->unselectAllStencils();
pPage->selectStencil( pStencil );
// Update the auto guidelines
view()->canvasWidget()->updateAutoGuideLines();
}
// Create a new painter object
canvas->beginUnclippedSpawnerPainter();
// Build the list of old geometry
KivioSelectDragData *pData;
m_lstOldGeometry.clear();
pStencil = canvas->activePage()->selectedStencils()->first();
while( pStencil )
{
pData = new KivioSelectDragData;
pData->rect = pStencil->rect();
m_lstOldGeometry.append(pData);
pStencil = canvas->activePage()->selectedStencils()->next();
}
m_selectedRect = view()->activePage()->getRectForAllSelectedStencils();
changeMouseCursor(pos);
// Set the mode
m_mode = stmDragging;
m_firstTime = true;
canvas->setEnabled(true);
return true;
}
void SelectTool::keyPress(QKeyEvent* e)
{
KivioCanvas* canvas = view()->canvasWidget();
canvas->setEnabled(false);
// Create a new painter object
canvas->beginUnclippedSpawnerPainter();
// Build the list of old geometry
KivioSelectDragData *pData;
m_lstOldGeometry.clear();
KivioStencil* pStencil = canvas->activePage()->selectedStencils()->first();
while( pStencil )
{
pData = new KivioSelectDragData;
pData->rect = pStencil->rect();
m_lstOldGeometry.append(pData);
pStencil = canvas->activePage()->selectedStencils()->next();
}
m_selectedRect = view()->activePage()->getRectForAllSelectedStencils();
// Set the mode
m_mode = stmDragging;
canvas->setEnabled(true);
m_origPoint = m_selectedRect.topLeft();
KivioGridData gd = view()->doc()->grid();
bool ignoreGridGuides = e->state() & ShiftButton;
double distX, distY;
if(ignoreGridGuides || !view()->doc()->grid().isSnap) {
distX = view()->zoomHandler()->unzoomItX(1);
distY = view()->zoomHandler()->unzoomItY(1);
} else {
distX = gd.freq.width();
distY = gd.freq.height();
}
switch(e->key()) {
case Key_Left:
continueDragging(canvas->mapToScreen(KoPoint(m_selectedRect.x() - distX,
m_selectedRect.y())), ignoreGridGuides);
break;
case Key_Up:
continueDragging(canvas->mapToScreen(KoPoint(m_selectedRect.x(),
m_selectedRect.y() - distY)), ignoreGridGuides);
break;
case Key_Right:
continueDragging(canvas->mapToScreen(KoPoint(m_selectedRect.x() + distX,
m_selectedRect.y())), ignoreGridGuides);
break;
case Key_Down:
continueDragging(canvas->mapToScreen(KoPoint(m_selectedRect.x(),
m_selectedRect.y() + distY)), ignoreGridGuides);
break;
default:
break;
}
endDragging(QPoint());
canvas->guideLines().repaintAfterSnapping();
canvas->setFocus();
}