/*
* This file is not part of the ItsNat framework.
*
* Original source code use and closed source derivatives are authorized
* to third parties with no restriction or fee.
* The original source code is owned by the author.
*
* This program is distributed AS IS in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
*
* Author: Jose Maria Arranz Santamaria
* (C) Innowhere Software Services S.L., Spanish company
*/
package manual.core.svgxul;
import java.util.Date;
import org.itsnat.core.ItsNatDocument;
import org.itsnat.core.domutil.ElementGroupManager;
import org.itsnat.core.domutil.ElementList;
import org.itsnat.core.event.NodePropertyTransport;
import org.w3c.dom.Document;
import org.w3c.dom.Element;
import org.w3c.dom.Node;
import org.w3c.dom.Text;
import org.w3c.dom.events.Event;
import org.w3c.dom.events.EventListener;
import org.w3c.dom.events.EventTarget;
import org.w3c.dom.html.HTMLDocument;
import org.w3c.dom.html.HTMLInputElement;
import org.w3c.dom.views.AbstractView;
import org.w3c.dom.views.DocumentView;
public class SVGInHTMLMimeSVGWebDocument implements EventListener
{
protected ItsNatDocument itsNatDoc;
protected Element svgElem;
protected Element circleListElem;
protected ElementList circleList;
protected Element selectedCircle;
protected Element textElem;
protected Element addCircleElem;
protected Element reinsertElem;
protected HTMLInputElement useSVGLoadElem;
public SVGInHTMLMimeSVGWebDocument(ItsNatDocument itsNatDoc)
{
this.itsNatDoc = itsNatDoc;
load();
}
public void load()
{
Document doc = itsNatDoc.getDocument();
EventListener listener = new EventListener()
{
public void handleEvent(Event evt)
{
loadSVG();
}
};
AbstractView view = ((DocumentView)doc).getDefaultView();
((EventTarget)view).addEventListener("SVGLoad",listener,false);
this.addCircleElem = doc.getElementById("addCircleId");
((EventTarget)addCircleElem).addEventListener("click",this,false);
this.reinsertElem = doc.getElementById("reinsertId");
((EventTarget)reinsertElem).addEventListener("click",this,false);
this.useSVGLoadElem = (HTMLInputElement)doc.getElementById("useSVGLoadId");
itsNatDoc.addEventListener((EventTarget)useSVGLoadElem,"click",this,false,new NodePropertyTransport("checked",boolean.class));
}
public void loadSVG()
{
Document doc = itsNatDoc.getDocument();
this.svgElem = doc.getElementById("svgId");
this.circleListElem = doc.getElementById("circleListId");
ElementGroupManager egm = itsNatDoc.getElementGroupManager();
this.circleList = egm.createElementList(circleListElem,true);
circleList.addElement();
itsNatDoc.addEventListener(((EventTarget)circleListElem),"click",this,false);
this.textElem = doc.getElementById("textId");
((Text)textElem.getFirstChild()).setData(new Date().toString());
}
public void handleEvent(Event evt)
{
EventTarget currTarget = evt.getCurrentTarget();
if (currTarget == circleListElem)
{
EventTarget target = evt.getTarget();
if ((target instanceof Element) &&
((Element)target).getLocalName().equals("circle"))
{
selectCircle((Element)target);
}
}
else if (currTarget == addCircleElem)
{
Element lastElem = circleList.getLastElement();
if (lastElem == null)
{
circleList.addElement(); // Will be based on the pattern
}
else
{
Element newCircle = circleList.addElement();
int cx = Integer.parseInt(lastElem.getAttribute("cx"));
cx += 100;
newCircle.setAttribute("cx",Integer.toString(cx));
}
}
else if (currTarget == reinsertElem)
{
selectCircle(null);
HTMLDocument doc = (HTMLDocument)itsNatDoc.getDocument();
Element newSVGElem = (Element)svgElem.cloneNode(true);
Node parent = doc.getBody();
Node sibling = svgElem.getNextSibling();
parent.removeChild(svgElem);
parent.insertBefore(newSVGElem,sibling);
this.svgElem = newSVGElem;
if (useSVGLoadElem.getChecked())
{
EventListener listener = new EventListener()
{
public void handleEvent(Event evt)
{
loadSVG();
}
};
((EventTarget)svgElem).addEventListener("SVGLoad",listener,false);
return; // To avoid the next textElem's setData call
}
else
{
loadSVG();
}
}
((Text)textElem.getFirstChild()).setData(new Date().toString());
}
public void selectCircle(Element circleElem)
{
if (selectedCircle != null)
selectedCircle.setAttribute("fill","#FF0000");
if (circleElem != null)
circleElem.setAttribute("fill","#00FF00");
this.selectedCircle = circleElem;
}
public boolean clickedCircle(int x,int y,Element circle)
{
int xc = Integer.parseInt(circle.getAttribute("cx"));
int yc = Integer.parseInt(circle.getAttribute("cy"));
int r = Integer.parseInt(circle.getAttribute("r"));
return (xc - r <= x)&&(x <= xc + r)&&(yc - r <= y)&&(y <= yc + r);
}
}