New feature: basic Ajax suggestion for tags and implementation of Dojo toolkit

git-svn-id: https://semanticscuttle.svn.sourceforge.net/svnroot/semanticscuttle/trunk@151 b3834d28-1941-0410-a4f8-b48e95affb8f

1 files changed, 101 insertions, 0 deletions

diff --git a/includes/js/dojox/gfx/Moveable.js b/includes/js/dojox/gfx/Moveable.js
new file mode 100644
index 0000000..2717043
--- /dev/null
+++ b/includes/js/dojox/gfx/Moveable.js
@@ -0,0 +1,101 @@
+if(!dojo._hasResource["dojox.gfx.Moveable"]){ //_hasResource checks added by build. Do not use _hasResource directly in your code.
+dojo._hasResource["dojox.gfx.Moveable"] = true;
+dojo.provide("dojox.gfx.Moveable");
+
+dojo.require("dojox.gfx.Mover");
+
+dojo.declare("dojox.gfx.Moveable", null, {
+	constructor: function(shape, params){
+		// summary: an object, which makes a shape moveable
+		// shape: dojox.gfx.Shape: a shape object to be moved
+		// params: Object: an optional object with additional parameters;
+		//	following parameters are recognized:
+		//		delay: Number: delay move by this number of pixels
+		//		mover: Object: a constructor of custom Mover
+		this.shape = shape;
+		this.delay = (params && params.delay > 0) ? params.delay : 0;
+		this.mover = (params && params.mover) ? params.mover : dojox.gfx.Mover;
+		this.events = [
+			this.shape.connect("onmousedown", this, "onMouseDown"),
+			// cancel text selection and text dragging
+			//dojo.connect(this.handle, "ondragstart",   dojo, "stopEvent"),
+			//dojo.connect(this.handle, "onselectstart", dojo, "stopEvent")
+		];
+	},
+	
+	// methods
+	destroy: function(){
+		// summary: stops watching for possible move, deletes all references, so the object can be garbage-collected
+		dojo.forEach(this.events, this.shape.disconnect, this.shape);
+		this.events = this.shape = null;
+	},
+	
+	// mouse event processors
+	onMouseDown: function(e){
+		// summary: event processor for onmousedown, creates a Mover for the shape
+		// e: Event: mouse event
+		if(this.delay){
+			this.events.push(this.shape.connect("onmousemove", this, "onMouseMove"));
+			this.events.push(this.shape.connect("onmouseup", this, "onMouseUp"));
+			this._lastX = e.clientX;
+			this._lastY = e.clientY;
+		}else{
+			new this.mover(this.shape, e, this);
+		}
+		dojo.stopEvent(e);
+	},
+	onMouseMove: function(e){
+		// summary: event processor for onmousemove, used only for delayed drags
+		// e: Event: mouse event
+		if(Math.abs(e.clientX - this._lastX) > this.delay || Math.abs(e.clientY - this._lastY) > this.delay){
+			this.onMouseUp(e);
+			new this.mover(this.shape, e, this);
+		}
+		dojo.stopEvent(e);
+	},
+	onMouseUp: function(e){
+		// summary: event processor for onmouseup, used only for delayed delayed drags
+		// e: Event: mouse event
+		this.shape.disconnect(this.events.pop());
+		this.shape.disconnect(this.events.pop());
+	},
+
+	// local events
+	onMoveStart: function(/* dojox.gfx.Mover */ mover){
+		// summary: called before every move operation
+		dojo.publish("/gfx/move/start", [mover]);
+		dojo.addClass(dojo.body(), "dojoMove"); 
+	},
+	onMoveStop: function(/* dojox.gfx.Mover */ mover){
+		// summary: called after every move operation
+		dojo.publish("/gfx/move/stop", [mover]);
+		dojo.removeClass(dojo.body(), "dojoMove");
+	},
+	onFirstMove: function(/* dojox.gfx.Mover */ mover){
+		// summary: called during the very first move notification,
+		//	can be used to initialize coordinates, can be overwritten.
+		
+		// default implementation does nothing
+	},
+	onMove: function(/* dojox.gfx.Mover */ mover, /* Object */ shift){
+		// summary: called during every move notification,
+		//	should actually move the node, can be overwritten.
+		this.onMoving(mover, shift);
+		this.shape.applyLeftTransform(shift);
+		this.onMoved(mover, shift);
+	},
+	onMoving: function(/* dojox.gfx.Mover */ mover, /* Object */ shift){
+		// summary: called before every incremental move,
+		//	can be overwritten.
+		
+		// default implementation does nothing
+	},
+	onMoved: function(/* dojox.gfx.Mover */ mover, /* Object */ shift){
+		// summary: called after every incremental move,
+		//	can be overwritten.
+		
+		// default implementation does nothing
+	}
+});
+
+}