using System;

using System.Collections.Generic;

using System.Linq;

using System.Text;

using System.Drawing.Drawing2D;

namespace ST.Library.Drawing.SvgRender

{

[SvgElement("use")]

public class SvgUse : SvgElement

{

public override string TargetName {

get { return "use"; }

}

public override bool AllowElementDraw {

get { return true; }

}

public string LinkID { get; private set; }

protected internal override void OnInitAttribute(string strName, string strValue) {

switch (strName) {

case "href":

case "xlink:href":

if(string.IsNullOrEmpty(strValue) || strValue.Length < 2){

return;

}

if (strValue[0] != '#') {

return;

}

this.LinkID = strValue.Substring(1);

break;

}

}

protected internal override void DrawElement(System.Drawing.Graphics g) {

if (string.IsNullOrEmpty(this.LinkID)) {

return;

}

var ele = this.Document.GetElementByID(this.LinkID);

if (ele == null) {

return;

}

this.DrawElement(g, ele, this);

}

public override GraphicsPath GetPath() { return null; }

protected internal override void Dispose() { }

}

}