tkd.widget.common.canvas.anchor source code

1 /**
2  * Anchor module.
3  *
4  * License:
5  *     MIT. See LICENSE for full details.
6  */
7 module tkd.widget.common.canvas.anchor;
8 
9 /**
10  * These are common commands that apply to all widgets that have them injected.
11  */
12 mixin template Anchor()
13 {
14 	/**
15 	 * The anchor position.
16 	 */
17 	private string _anchor;
18 
19 	/**
20 	 * Get the anchor.
21 	 *
22 	 * Returns:
23 	 *     The anchor of the item.
24 	 */
25 	public string getAnchor()
26 	{
27 		if (this._parent)
28 		{
29 			this._tk.eval("%s itemcget %s -anchor", this._parent.id, this.id);
30 			this._anchor = this._tk.getResult!(string);
31 		}
32 
33 		return this._anchor;
34 	}
35 
36 	/**
37 	 * Set the anchor position.
38 	 *
39 	 * Params:
40 	 *    anchor = The anchor position of the text.
41 	 *
42 	 * Returns:
43 	 *     This widget to aid method chaining.
44 	 *
45 	 * See_Also:
46 	 *     $(LINK2 ../../anchorposition.html, tkd.widget.anchorposition) $(BR)
47 	 */
48 	public auto setAnchor(this T)(string anchor)
49 	{
50 		this._anchor = anchor;
51 
52 		if (this._parent && this._anchor.length)
53 		{
54 			this._tk.eval("%s itemconfigure %s -anchor {%s}", this._parent.id, this.id, this._anchor);
55 		}
56 
57 		return cast(T) this;
58 	}
59 }