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Fixes and performance improvements to VML renderer problems with

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externalGraphic, diligently filed, investigated, and fixed by The great and
powerful Oz, er, Andreas, who is becoming my new vector rendering hero. 
(Closes #1172) 


git-svn-id: http://svn.openlayers.org/trunk/openlayers@5323 dc9f47b5-9b13-0410-9fdd-eb0c1a62fdaf
This commit is contained in:
crschmidt
2007-12-01 22:57:58 +00:00
parent a291ff04fb
commit 73fe6380c7
3 changed files with 73 additions and 57 deletions
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26
lib/OpenLayers/Renderer/Elements.js
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@@ -84,19 +84,20 @@ OpenLayers.Renderer.Elements = OpenLayers.Class(OpenLayers.Renderer, {
/**
* Method: getNodeType
* This function is in charge of asking the specific renderer which type
* of node to create for the given geometry. All geometries in an
* Elements-based renderer consist of one node and some attributes. We
* have the nodeFactory() function which creates a node for us, but it
* takes a 'type' as input, and that is precisely what this function
* tells us.
* of node to create for the given geometry and style. All geometries
* in an Elements-based renderer consist of one node and some
* attributes. We have the nodeFactory() function which creates a node
* for us, but it takes a 'type' as input, and that is precisely what
* this function tells us.
*
* Parameters:
* geometry - {<OpenLayers.Geometry>}
* style - {Object}
*
* Returns:
* {String} The corresponding node type for the specified geometry
*/
getNodeType: function(geometry) { },
getNodeType: function(geometry, style) { },
/**
* Method: drawGeometry
@@ -122,7 +123,7 @@ OpenLayers.Renderer.Elements = OpenLayers.Class(OpenLayers.Renderer, {
};
//first we create the basic node and add it to the root
var nodeType = this.getNodeType(geometry);
var nodeType = this.getNodeType(geometry, style);
var node = this.nodeFactory(geometry.id, nodeType);
node._featureId = featureId;
node._geometryClass = geometry.CLASS_NAME;
@@ -131,6 +132,7 @@ OpenLayers.Renderer.Elements = OpenLayers.Class(OpenLayers.Renderer, {
//now actually draw the node, and style it
node = this.drawGeometryNode(node, geometry);
this.root.appendChild(node);
this.postDraw(node);
},
/**
@@ -183,6 +185,16 @@ OpenLayers.Renderer.Elements = OpenLayers.Class(OpenLayers.Renderer, {
return this.setStyle(node, style, options, geometry);
},
/**
* Method: postDraw
* Things that have do be done after the geometry node is appended
* to its parent node. To be overridden by subclasses.
*
* Parameters:
* node - {DOMElement}
*/
postDraw: function(node) {},
/**
* Method: drawPoint
* Virtual function for drawing Point Geometry.