public void Resize(NodeResizeSide side, float delta)
{
var oldRatio = LabelWidth / NodeWidth;
switch (side)
{
case NodeResizeSide.Left:
if (NodeWidth - delta < MinNodeWidth)
{
delta = NodeWidth - MinNodeWidth;
}
Move(new Vector2(delta, 0));
delta = -delta;
break;
case NodeResizeSide.Right:
if (NodeWidth + delta < MinNodeWidth)
{
delta = MinNodeWidth - NodeWidth;
}
break;
default:
throw new ArgumentOutOfRangeException(nameof(side), side, null);
}
NodeWidth += delta;
LabelWidth = oldRatio * NodeWidth;
}
private void OnLeftMouseDown()
{
var mouseGridPosition = GuiToGridPosition(Event.current.mousePosition);
if (Nodes == null)
{
_isDragging = true;
return;
}
foreach (var node in Nodes)
{
if (node.Content == null)
{
continue;
}
if (node.Content.RightResizeZone.Contains(mouseGridPosition))
{
_resizedNode = node.Content;
_resizedZone = NodeResizeSide.Right;
return;
}
if (node.Content.LeftResizeZone.Contains(mouseGridPosition))
{
_resizedNode = node.Content;
_resizedZone = NodeResizeSide.Left;
return;
}
if (node.Content.HeaderRect.Contains(mouseGridPosition))
{
_selectedNode = node.Content;
return;
}
if (node.Content.ContentRect.Contains(mouseGridPosition) ||
node.Content.SliderRect.Contains(mouseGridPosition))
{
_selectedKnob = null;
return;
}
if (node.Content.Knobs.Any(k => k.Rect.Contains(mouseGridPosition)))
{
return;
}
}
_isDragging = true;
}
