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Make the layer attribute a bit less fragile - base layers and overlays are

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now treated separately so that adding a new base laser doesn't break things.
This commit is contained in:
Tom Hughes 2008-05-20 23:37:06 +00:00
parent de5e96585b
commit 436012c697
1 changed files with 25 additions and 21 deletions
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46
public/javascripts/map.js
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@ -124,34 +124,38 @@ function getEventPosition(event) {
}
function getMapLayers() {
var layers = "";
var layerConfig = "";
for (var i=0; i< this.map.layers.length; i++) {
var layer = this.map.layers[i];
for (var layers = map.getLayersBy("isBaseLayer", true), i = 0; i < layers.length; i++) {
layerConfig += layers[i] == map.baseLayer ? "B" : "0";
}
if (layer.isBaseLayer) {
layers += (layer == this.map.baseLayer) ? "B" : "0";
} else {
layers += (layer.getVisibility()) ? "T" : "F";
for (var layers = map.getLayersBy("isBaseLayer", false), i = 0; i < layers.length; i++) {
layerConfig += layers[i].getVisibility() ? "T" : "F";
}
return layerConfig;
}
function setMapLayers(layerConfig) {
var l = 0;
for (var layers = map.getLayersBy("isBaseLayer", true), i = 0; i < layers.length; i++) {
var c = layerConfig.charAt(l++);
if (c == "B") {
map.setBaseLayer(layers[i]);
}
}
return layers;
}
while (layerConfig.charAt(l) == "B" || layerConfig.charAt(l) == "0") {
l++;
}
function setMapLayers(layers) {
for (var i=0; i < layers.length; i++) {
var layer = map.layers[i];
for (var layers = map.getLayersBy("isBaseLayer", false), i = 0; i < layers.length; i++) {
var c = layerConfig.charAt(l++);
if (layer) {
var c = layers.charAt(i);
if (c == "B") {
map.setBaseLayer(layer);
} else if ( (c == "T") || (c == "F") ) {
layer.setVisibility(c == "T");
}
}
layers[i].setVisibility(c == "T");
}
}