last demo import - cleaned

2023-08-26 22:04:56 +02:00
parent 0ab5dd5e38
commit f3c3c67e2c
884 changed files with 301494 additions and 1 deletions
--- a/static/mxgraph/examples/hoverstyle.html
+++ b/static/mxgraph/examples/hoverstyle.html
@@ -0,0 +1,165 @@
+<!--
+  Copyright (c) 2006-2013, JGraph Ltd
+  
+  Hoverstyle example for mxGraph. This example shows hot to change
+  the style of a vertex on mouseover.
+-->
+<html>
+<head>
+	<title>Hoverstyle example for mxGraph</title>
+
+	<!-- Sets the basepath for the library if not in same directory -->
+	<script type="text/javascript">
+		mxBasePath = '../src';
+	</script>
+
+	<!-- Loads and initializes the library -->
+	<script type="text/javascript" src="../src/js/mxClient.js"></script>
+
+	<!-- Example code -->
+	<script type="text/javascript">
+		// Program starts here. Creates a sample graph in the
+		// DOM node with the specified ID. This function is invoked
+		// from the onLoad event handler of the document (see below).
+		function main(container)
+		{
+			// Checks if the browser is supported
+			if (!mxClient.isBrowserSupported())
+			{
+				// Displays an error message if the browser is not supported.
+				mxUtils.error('Browser is not supported!', 200, false);
+			}
+			else
+			{
+				// Creates the graph inside the given container
+				var graph = new mxGraph(container);
+				
+				function updateStyle(state, hover)
+				{
+					if (hover)
+					{
+						state.style[mxConstants.STYLE_FILLCOLOR] = '#ff0000';
+					}
+					
+					// Sets rounded style for both cases since the rounded style
+					// is not set in the default style and is therefore inherited
+					// once it is set, whereas the above overrides the default value
+					state.style[mxConstants.STYLE_ROUNDED] = (hover) ? '1' : '0';
+					state.style[mxConstants.STYLE_STROKEWIDTH] = (hover) ? '4' : '1';
+					state.style[mxConstants.STYLE_FONTSTYLE] = (hover) ? mxConstants.FONT_BOLD : '0';
+				};
+				
+				// Changes fill color to red on mouseover
+				graph.addMouseListener(
+				{
+				    currentState: null,
+				    previousStyle: null,
+				    mouseDown: function(sender, me)
+				    {
+				        if (this.currentState != null)
+				        {
+				        	this.dragLeave(me.getEvent(), this.currentState);
+				        	this.currentState = null;
+				        }
+				    },
+				    mouseMove: function(sender, me)
+				    {
+				        if (this.currentState != null && me.getState() == this.currentState)
+				        {
+				            return;
+				        }
+
+				        var tmp = graph.view.getState(me.getCell());
+
+				        // Ignores everything but vertices
+				        if (graph.isMouseDown || (tmp != null && !
+				            graph.getModel().isVertex(tmp.cell)))
+				        {
+				        	tmp = null;
+				        }
+
+				        if (tmp != this.currentState)
+				        {
+				            if (this.currentState != null)
+				            {
+				                this.dragLeave(me.getEvent(), this.currentState);
+				            }
+
+				            this.currentState = tmp;
+
+				            if (this.currentState != null)
+				            {
+				                this.dragEnter(me.getEvent(), this.currentState);
+				            }
+				        }
+				    },
+				    mouseUp: function(sender, me) { },
+				    dragEnter: function(evt, state)
+				    {
+				        if (state != null)
+				        {
+				        	this.previousStyle = state.style;
+				        	state.style = mxUtils.clone(state.style);
+				        	updateStyle(state, true);
+				        	state.shape.apply(state);
+				        	state.shape.redraw();
+				        	
+				        	if (state.text != null)
+				        	{
+				        		state.text.apply(state);
+				        		state.text.redraw();
+				        	}
+				        }
+				    },
+				    dragLeave: function(evt, state)
+				    {
+				        if (state != null)
+				        {
+				        	state.style = this.previousStyle;
+				        	updateStyle(state, false);
+				        	state.shape.apply(state);
+				        	state.shape.redraw();
+				        	
+				        	if (state.text != null)
+				        	{
+				        		state.text.apply(state);
+				        		state.text.redraw();
+				        	}
+				        }
+				    }
+				});
+
+				// Enables rubberband selection
+				new mxRubberband(graph);
+				
+				// Gets the default parent for inserting new cells. This
+				// is normally the first child of the root (ie. layer 0).
+				var parent = graph.getDefaultParent();
+								
+				// Adds cells to the model in a single step
+				graph.getModel().beginUpdate();
+				try
+				{
+					var v1 = graph.insertVertex(parent, null, 'Hello,', 20, 20, 80, 30);
+					var v2 = graph.insertVertex(parent, null, 'World!', 200, 150, 80, 30);
+					var e1 = graph.insertEdge(parent, null, '', v1, v2);
+				}
+				finally
+				{
+					// Updates the display
+					graph.getModel().endUpdate();
+				}
+			}
+		};
+	</script>
+</head>
+
+<!-- Page passes the container for the graph to the program -->
+<body onload="main(document.getElementById('graphContainer'))">
+
+	<!-- Creates a container for the graph with a grid wallpaper -->
+	<div id="graphContainer"
+		style="position:relative;overflow:hidden;width:321px;height:241px;background:url('editors/images/grid.gif');cursor:default;">
+	</div>
+</body>
+</html>