protected override void OnMouseMove(MouseEventArgs e)
{
base.OnMouseMove(e);
Vector2 mousePosition = GetPositionInScene(new Vector2(e.Location));
Vector2 dragOffset = mousePosition - dragLastPosition;
if (dragging)
{
// move all the selected items
foreach (ObsSceneItem item in scene.Items)
{
if (!item.Selected)
{
continue;
}
item.Position += dragOffset;
}
dragLastPosition = mousePosition;
}
else if (resizeEdge != ResizeEdge.None && (dragOffset.x != 0.0f || dragOffset.y != 0.0f))
{
// move all the selected items
foreach (ObsSceneItem item in scene.Items)
{
if (!item.Selected)
{
continue;
}
Vector2 newPos = item.Position;
Vector2 newSize = item.Bounds;
Vector2 offset = new Vector2(0.0f, 0.0f);
ObsAlignment alignment = item.Alignment;
if (resizeEdge.HasFlag(ResizeEdge.Left) || resizeEdge.HasFlag(ResizeEdge.Right))
{
offset.x = dragOffset.x;
}
if (resizeEdge.HasFlag(ResizeEdge.Top) || resizeEdge.HasFlag(ResizeEdge.Bottom))
{
offset.y = dragOffset.y;
}
if (resizeEdge.HasFlag(ResizeEdge.Left))
{
newSize.x -= offset.x;
newPos.x += offset.x;
}
if (resizeEdge.HasFlag(ResizeEdge.Top))
{
newSize.y -= offset.y;
newPos.y += offset.y;
}
if (resizeEdge.HasFlag(ResizeEdge.Right))
{
newSize.x += offset.x;
}
if (resizeEdge.HasFlag(ResizeEdge.Bottom))
{
newSize.y += offset.y;
}
Vector2 adjust = newPos - item.Position;
if (alignment == ObsAlignment.Left)
{
adjust.x = offset.x;
}
else if (alignment == ObsAlignment.Right)
{
adjust.x = offset.x;
}
else
{
adjust.x = offset.x / 2.0f;
}
if (alignment == ObsAlignment.Top)
{
adjust.y = offset.y;
}
else if (alignment == ObsAlignment.Bottom)
{
adjust.y = offset.y;
}
else
{
adjust.y = offset.y / 2.0f;
}
if (resizeEdge.HasFlag(ResizeEdge.Left))
{
adjust.x = -adjust.x;
}
if (resizeEdge.HasFlag(ResizeEdge.Top))
{
adjust.y = -adjust.y;
}
newPos.x += adjust.x;
newPos.y += adjust.y;
item.Position = newPos;
item.Bounds = newSize;
}
dragLastPosition = mousePosition;
}
// mouse hover over scene items
SetHoveredItem(GetItemAtPosition(mousePosition));
if (hoveredItem != null && hoveredItem.Selected)
{
SetHoveredItem(null);
}
}
