Beispiel #1
0
        protected override void OnMouseDown(MouseEventArgs e)
        {
            base.OnMouseDown(e);

            Vector2 mousePosition = GetPositionInScene(new Vector2(e.Location));

            if (e.Button == MouseButtons.Left)
            {
                // unselect all items
                foreach (ObsSceneItem item in scene.Items)
                {
                    item.Selected = false;
                }

                // select item under the mouse cursor
                using (ObsSceneItem mouseItem = GetItemAtPosition(mousePosition))
                {
                    if (mouseItem != null && !dragging)
                    {
                        Vector2 pixel          = new Vector2(1.0f / mouseItem.Bounds.x, 1.0f / mouseItem.Bounds.y);
                        Vector3 transformedPos = Vector3.GetTransform(
                            new Vector3(mousePosition), mouseItem.BoxTransform.GetInverse());

                        Obs.Log(LogErrorLevel.Info, pixel.ToString());
                        //TODO: test dragging near edges

                        dragging           = true;
                        dragLastPosition   = mousePosition;
                        mouseItem.Selected = true;

                        if (mouseItem == hoveredItem)
                        {
                            SetHoveredItem(null);
                        }
                    }
                }
            }
        }