using System; using System.Windows.Forms; using System.Drawing; namespace DrawTools { /// <summary> /// Base class for all tools which create new graphic object /// </summary> public abstract class ToolObject : DrawTools.Tool { private Cursor cursor; /// <summary> /// Tool cursor. /// </summary> protected Cursor Cursor { get { return cursor; } set { cursor = value; } } /// <summary> /// Left mouse is released. /// New object is created and resized. /// </summary> /// <param name="drawArea"></param> /// <param name="e"></param> public override void OnMouseUp(DrawArea drawArea, MouseEventArgs e) { if (drawArea.GraphicsList != null) { if (drawArea.GraphicsList.Count > 0) { drawArea.GraphicsList[0].Normalize(); //drawArea.ActiveTool = DrawArea.DrawToolType.Pointer; drawArea.Capture = false; drawArea.GraphicsList.UnselectAll(); drawArea.Refresh(); } } } /// <summary> /// Add new object to draw area. /// Function is called when user left-clicks draw area, /// and one of ToolObject-derived tools is active. /// </summary> /// <param name="drawArea"></param> /// <param name="o"></param> protected void AddNewObject(DrawArea drawArea, DrawObject o) { drawArea.GraphicsList.UnselectAll(); o.Selected = true; drawArea.GraphicsList.Add(o); drawArea.Capture = true; drawArea.Refresh(); drawArea.SetDirty(); } } }
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