void UIComponentDraggable::onEvent(Event event, UIView* view)
{
if(event.isPointerPressed())
{
vec2i mouse_position = event.getPointerPosition();
if(view->getBounds().contains(mouse_position.x, mouse_position.y))
{
previousMousePosition = mouse_position;
dragging = true;
}
}
else if(event.isPointerMoved())
{
if(dragging)
{
vec2i mouse_position = event.getPointerPosition();
vec2i offset = mouse_position - previousMousePosition;
vec2 axisCancellation(0.f, 0.f);
if(mAxis == Both || mAxis == HorizontalOnly)
axisCancellation.x = 1.f;
if(mAxis == Both || mAxis == VerticalOnly)
axisCancellation.y = 1.f;
view->setPosition(view->getPosition() + vec2(offset.x, offset.y) * axisCancellation);
// can't trespass parent
if(view->getParent() && view->getPosition().x < view->getParent()->getPosition().x)
{
view->setPosition(view->getParent()->getPosition().x, view->getPosition().y);
}
if(view->getParent() && view->getPosition().x + view->getSize().x > view->getParent()->getPosition().x + view->getParent()->getSize().x)
{
view->setPosition(view->getParent()->getPosition().x + view->getParent()->getSize().x - view->getSize().x, view->getPosition().y);
}
previousMousePosition = mouse_position;
}
}
else if(event.isPointerReleased())
{
dragging = false;
}
}
void UIComponentDraggable::onEvent(Event event, Widget* view)
{
if(event.isPointerPressed())
{
vec2i mouse_position = event.getPointerPosition();
if(view->isHit(vec2(mouse_position.x, mouse_position.y)))
{
previousMousePosition = mouse_position;
dragging = true;
// drag started, create the clone element
Widget* temp_view = new Widget();
// temp_view->addController(new UIDebugWidget(Color::Yellow));
temp_view->setSize(100.f, 100.f);
temp_view->setPosition(view->getWorldPosition().xy());
view->getCore()->dragElement = temp_view;
view->getCore()->dragElementOwner = this;
Log("Drag-Clone Start");
}
}
else if(event.isPointerMoved())
{
if(dragging)
{
vec2i mouse_position = event.getPointerPosition();
vec2i offset = mouse_position - previousMousePosition;
vec2 axisCancellation(0.f, 0.f);
if(mAxis == Both || mAxis == HorizontalOnly)
axisCancellation.x = 1.f;
if(mAxis == Both || mAxis == VerticalOnly)
axisCancellation.y = 1.f;
if (view->getCore()->dragElement && view->getCore()->dragElementOwner == this)
{
//view->getCore()->dragElement->setPosition(view->getCore()->dragElement->getPosition() + vec2(offset.x, offset.y) * axisCancellation);
view->getCore()->dragElement->setPosition(event.getPointerPosition().x, event.getPointerPosition().y);
}
// can't trespass parent
/* if(view->getParent() && view->getPosition().x < view->getParent()->getPosition().x)
{
view->setPosition(view->getParent()->getPosition().x, view->getPosition().y);
}
if(view->getParent() && view->getPosition().x + view->getSize().x > view->getParent()->getPosition().x + view->getParent()->getSize().x)
{
view->setPosition(view->getParent()->getPosition().x + view->getParent()->getSize().x - view->getSize().x, view->getPosition().y);
}*/
previousMousePosition = mouse_position;
}
}
else if(event.isPointerReleased())
{
dragging = false;
if (view->getCore()->dragElement && view->getCore()->dragElementOwner == this)
{
Log("Drag-Clone Drop");
UIDragEvent drag;
drag.dropPosition = event.getPointerPosition();
drag.dragSource = view;
drag.dragElement = view->getCore()->dragElement;
onDragDrop(drag);
//Log("Emitted on %d", onDragDrop.size());
delete view->getCore()->dragElement;
view->getCore()->dragElement = nullptr;
view->getCore()->dragElementOwner = nullptr;
}
}
}
