void PointEditor::mouseDrag (const MouseEvent& e)
{
if (selectedPoint > -1 && e.getDistanceFromDragStart() > 0)
{
int x, y;
x = e.x;
y = e.y;
// y constraint
if (y <= 0)
y = 0;
else if (y >= getBounds().getHeight())
y = getBounds().getHeight();
// x constraint
if (x <= 0)
x = 0;
else if (x >= getBounds().getWidth())
x = getBounds().getWidth();
if (points.size() > 2)
{
int prevX, nextX;
if (selectedPoint == 0)
prevX = -1;
else
prevX = points.at(selectedPoint - 1).x;
if (selectedPoint == points.size() - 1)
nextX = getBounds().getWidth() + 1;
else
nextX = points.at(selectedPoint + 1).x;
if (e.x <= prevX)
x = prevX + 1;
else if (e.x >= nextX)
x = nextX - 1;
}
sendChangeMessage();
points[selectedPoint].x = x;
points[selectedPoint].y = y;
repaint();
}
}
void ProgramListBox::mouseDrag(const MouseEvent &event) {
if ( ! hasContent )
return;
if ( dragCandidate != -1 )
return;
if ( event.getDistanceFromDragStart() < 7 )
return;
if (DragAndDropContainer* const dragContainer = DragAndDropContainer::findParentDragContainerFor(this)) {
Image snapshot (Image::ARGB, cellWidth, cellHeight, true);
int position = programPosition(event.getMouseDownX(), event.getMouseDownY());
Graphics g(snapshot);
g.setColour(DXLookNFeel::lightBackground);
g.fillRect(0,0,cellWidth, cellHeight);
g.setColour(Colours::white);
g.drawFittedText(programNames[position], 0, 0, cellWidth, cellHeight, Justification::centred, true);
void *src = cartContent.getRawVoice() + (position*128);
var description = var(src, 128);
dragContainer->startDragging(description, this, snapshot, false);
}
}
void mouseDrag (const MouseEvent& e)
{
if (isEnabled()
&& ! (isDragging || e.mouseWasClicked()
|| e.getDistanceFromDragStart() < 5
|| e.mods.isPopupMenu()))
{
isDragging = true;
Rectangle<int> pos;
TreeViewItem* const item = findItemAt (e.getMouseDownY(), pos);
if (item != 0 && e.getMouseDownX() >= pos.getX())
{
const String dragDescription (item->getDragSourceDescription());
if (dragDescription.isNotEmpty())
{
DragAndDropContainer* const dragContainer
= DragAndDropContainer::findParentDragContainerFor (this);
if (dragContainer != 0)
{
pos.setSize (pos.getWidth(), item->itemHeight);
Image dragImage (Component::createComponentSnapshot (pos, true));
dragImage.multiplyAllAlphas (0.6f);
Point<int> imageOffset (pos.getPosition() - e.getPosition());
dragContainer->startDragging (dragDescription, &owner, dragImage, true, &imageOffset);
}
else
{
// to be able to do a drag-and-drop operation, the treeview needs to
// be inside a component which is also a DragAndDropContainer.
jassertfalse;
}
}
}
}
}