/**
* creates a svg element by specifiying its parameters
*
* @param handle the current svg handle
* @param text the text for the new element
* @return the created svg element
*/
public Element createElement(SVGHandle handle, String text) {
// the edited document
Document doc = handle.getScrollPane().getSVGCanvas().getDocument();
// creating the text element
final Element element =
doc.createElementNS(doc.getDocumentElement().getNamespaceURI(), handledElementTagName);
// getting the last color that has been used by the user
String colorString = Editor.getColorChooser().getColorString(ColorManager.getCurrentColor());
element.setAttributeNS(null, "style", "fill:" + colorString + ";stroke:none;");
element.setAttributeNS(null, "style", "font-size:12pt;fill:" + colorString + ";");
EditorToolkit.setAttributeValue(element, xAtt, drawingPoint.getX());
EditorToolkit.setAttributeValue(element, yAtt, drawingPoint.getY());
// creating the text node
Text textValue = doc.createTextNode(text);
element.appendChild(textValue);
// inserting the element in the document and handling the undo/redo
// support
insertShapeElement(handle, element);
handle.getSelection().handleSelection(element, false, false);
return element;
}
/**
* inserts the given shape element in a svg document
*
* @param handle the current svg handle
* @param shapeElement the shape element to be inserted in the document
*/
protected void insertShapeElement(final SVGHandle handle, final Element shapeElement) {
if (shapeElement != null) {
// getting the current parent element of all the edited nodes
final Element parentElement = handle.getSelection().getParentElement();
// the execute runnable
Runnable executeRunnable =
new Runnable() {
@Override
public void run() {
parentElement.appendChild(shapeElement);
handle.getSelection().clearSelection();
handle.getSelection().handleSelection(shapeElement, false, false);
}
};
// the undo runnable
Runnable undoRunnable =
new Runnable() {
@Override
public void run() {
parentElement.removeChild(shapeElement);
}
};
// executing the action and creating the undo/redo action
HashSet<Element> elements = new HashSet<Element>();
elements.add(shapeElement);
UndoRedoAction undoRedoAction =
ShapeToolkit.getUndoRedoAction(undoRedoLabel, executeRunnable, undoRunnable, elements);
UndoRedoActionList actionlist = new UndoRedoActionList(undoRedoLabel, false);
actionlist.add(undoRedoAction);
handle.getUndoRedo().addActionList(actionlist, false);
}
}