ashatora/openlayers
1
0
Fork 0
Code Issues Pull Requests Projects Releases Wiki Activity

allow layers to prevent themselves from displaying in the layer switcher via the 'displayInLayerSwitcher' boolean option. modify example.html to show usage

Browse Source 
git-svn-id: http://svn.openlayers.org/trunk/openlayers@1528 dc9f47b5-9b13-0410-9fdd-eb0c1a62fdaf
This commit is contained in:
euzuro
2006-10-02 23:24:02 +00:00
parent 41f619b05e
commit 36a76054a4
3 changed files with 51 additions and 43 deletions
Download Patch File Download Diff File Expand all files Collapse all files

3
examples/example.html
View File

@@ -24,7 +24,8 @@
"http://www2.dmsolutions.ca/cgi-bin/mswms_gmap",
{layers: "bathymetry,land_fn,park,drain_fn,drainage," +
"prov_bound,fedlimit,rail,road,popplace",
transparent: "true", format: "image/png" });
transparent: "true", format: "image/png" },
{ displayInLayerSwitcher: false });
map.addLayers([ol_wms, jpl_wms, dm_wms]);
map.addControl(new OpenLayers.Control.LayerSwitcher());

86
lib/OpenLayers/Control/LayerSwitcher.js
View File

@@ -103,49 +103,51 @@ OpenLayers.Control.LayerSwitcher.prototype =
var layer = this.map.layers[i];
var baseLayer = layer.isBaseLayer;
if (!baseLayer) {
containsOverlays = true;
if (baseLayer || layer.displayInLayerSwitcher) {
if (!baseLayer) {
containsOverlays = true;
}
// only check a baselayer if it is *the* baselayer, check data
// layers if they are visible
var checked = (baseLayer) ? (layer == this.map.baseLayer)
: layer.getVisibility();
// create input element
var inputElem = document.createElement("input");
inputElem.id = "input_" + layer.name;
inputElem.name = (baseLayer) ? "baseLayers" : layer.name;
inputElem.type = (baseLayer) ? "radio" : "checkbox";
inputElem.value = layer.name;
inputElem.checked = checked;
inputElem.defaultChecked = checked;
inputElem.layer = layer;
inputElem.control = this;
Event.observe(inputElem, "mouseup",
this.onInputClick.bindAsEventListener(inputElem));
// create span
var labelSpan = document.createElement("span");
labelSpan.innerHTML = layer.name;
labelSpan.style.verticalAlign = (baseLayer) ? "bottom" : "baseline";
Event.observe(labelSpan, "click",
this.onInputClick.bindAsEventListener(inputElem));
// create line break
var br = document.createElement("br");
var groupArray = (baseLayer) ? this.baseLayerInputs
: this.dataLayerInputs;
groupArray.push(inputElem);
var groupDiv = (baseLayer) ? this.baseLayersDiv
: this.dataLayersDiv;
groupDiv.appendChild(inputElem);
groupDiv.appendChild(labelSpan);
groupDiv.appendChild(br);
}
// only check a baselayer if it is *the* baselayer, check data
// layers if they are visible
var checked = (baseLayer) ? (layer == this.map.baseLayer)
: layer.getVisibility();
// create input element
var inputElem = document.createElement("input");
inputElem.id = "input_" + layer.name;
inputElem.name = (baseLayer) ? "baseLayers" : layer.name;
inputElem.type = (baseLayer) ? "radio" : "checkbox";
inputElem.value = layer.name;
inputElem.checked = checked;
inputElem.defaultChecked = checked;
inputElem.layer = layer;
inputElem.control = this;
Event.observe(inputElem, "mouseup",
this.onInputClick.bindAsEventListener(inputElem));
// create span
var labelSpan = document.createElement("span");
labelSpan.innerHTML = layer.name;
labelSpan.style.verticalAlign = (baseLayer) ? "bottom" : "baseline";
Event.observe(labelSpan, "click",
this.onInputClick.bindAsEventListener(inputElem));
// create line break
var br = document.createElement("br");
var groupArray = (baseLayer) ? this.baseLayerInputs
: this.dataLayerInputs;
groupArray.push(inputElem);
var groupDiv = (baseLayer) ? this.baseLayersDiv
: this.dataLayersDiv;
groupDiv.appendChild(inputElem);
groupDiv.appendChild(labelSpan);
groupDiv.appendChild(br);
}
// if no overlays, dont display the overlay label

5
lib/OpenLayers/Layer.js
View File

@@ -36,6 +36,11 @@ OpenLayers.Layer.prototype = {
* @type boolean */
alpha: false,
/** should the layer's name appear in the layer switcher?
*
* @type boolean */
displayInLayerSwitcher: true,
// OPTIONS
/** @type Array */