/// <summary>
/// Create and initialize a <see cref="T:Northwoods.Go.GoImage" /> to act as the node's icon.
/// </summary>
/// <param name="imglist"></param>
/// <param name="imgindex"></param>
/// <returns>
/// a <see cref="T:Northwoods.Go.GoNodeIcon" /> that obeys this node's <see cref="P:Northwoods.Go.GoSimpleNode.MinimumIconSize" />
/// and <see cref="P:Northwoods.Go.GoSimpleNode.MaximumIconSize" /> properties
/// </returns>
/// <example>
/// If you override this method, you may want the definition to do
/// some of the things that the standard definition does:
/// <code>
/// protected virtual GoObject CreateIcon(System.Windows.Forms.ImageList imglist, int imgindex) {
/// GoNodeIcon ni = new GoNodeIcon();
/// ni.ImageList = imglist;
/// ni.Index = imgindex;
/// ni.MinimumIconSize = new SizeF(20, 20);
/// ni.MaximumIconSize = new SizeF(100, 200);
/// ni.Size = ni.MinimumIconSize;
/// return ni;
/// }
/// </code>
/// </example>
protected virtual GoObject CreateIcon(ImageList imglist, int imgindex)
{
GoNodeIcon obj = new GoNodeIcon
{
ImageList = imglist,
Index = imgindex,
MinimumIconSize = new SizeF(20f, 20f),
MaximumIconSize = new SizeF(100f, 200f)
};
obj.Size = obj.MinimumIconSize;
return(obj);
}
/// <summary>
/// Create and initialize a <see cref="T:Northwoods.Go.GoImage" /> or a <see cref="T:Northwoods.Go.GoDrawing" /> to act as the node's icon.
/// </summary>
/// <param name="res"></param>
/// <param name="iconname">
/// a null value causes no <see cref="T:Northwoods.Go.GoNodeIcon" /> to be allocated,
/// but instead a <see cref="T:Northwoods.Go.GoDrawing" /> initialized to look like a rectangle.
/// </param>
/// <returns>
/// a <see cref="T:Northwoods.Go.GoNodeIcon" /> that obeys this node's <see cref="P:Northwoods.Go.GoSimpleNode.MinimumIconSize" />
/// and <see cref="P:Northwoods.Go.GoSimpleNode.MaximumIconSize" /> properties
/// </returns>
/// <example>
/// If you override this method, you may want the definition to do
/// some of the things that the standard definition does:
/// <code>
/// protected virtual GoObject CreateIcon(ResourceManager res, String iconname) {
/// if (iconname != null) {
/// GoNodeIcon ni = new GoNodeIcon();
/// if (res != null)
/// ni.ResourceManager = res;
/// ni.Name = iconname;
/// ni.MinimumIconSize = new SizeF(20, 20);
/// ni.MaximumIconSize = new SizeF(100, 200);
/// ni.Size = ni.MinimumIconSize;
/// return ni;
/// } else {
/// GoDrawing rect = new GoDrawing(GoFigure.Rectangle);
/// rect.Selectable = false;
/// rect.Resizable = false;
/// rect.Size = new SizeF(20, 20);
/// return rect;
/// }
/// }
/// </code>
/// </example>
protected virtual GoObject CreateIcon(ResourceManager res, string iconname)
{
if (iconname != null)
{
GoNodeIcon goNodeIcon = new GoNodeIcon();
if (res != null)
{
goNodeIcon.ResourceManager = res;
}
goNodeIcon.Name = iconname;
goNodeIcon.MinimumIconSize = new SizeF(20f, 20f);
goNodeIcon.MaximumIconSize = new SizeF(100f, 200f);
goNodeIcon.Size = goNodeIcon.MinimumIconSize;
return(goNodeIcon);
}
return(new GoDrawing(GoFigure.Rectangle)
{
Selectable = false,
Resizable = false,
Size = new SizeF(20f, 20f)
});
}
