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Caching array length instead of accessing it with each iteration. r=crschmidt (closes #1636)

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git-svn-id: http://svn.openlayers.org/trunk/openlayers@7627 dc9f47b5-9b13-0410-9fdd-eb0c1a62fdaf
This commit is contained in:
Tim Schaub
2008-07-31 04:44:25 +00:00
parent 89b10da8db
commit 66a4c6fb0e
50 changed files with 196 additions and 196 deletions
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lib/OpenLayers/Layer.js
+6 -6
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@@ -682,7 +682,7 @@ OpenLayers.Layer = OpenLayers.Class({
// 'options' array or from the map.
//
var confProps = {};
for(var i=0; i < props.length; i++) {
for(var i=0, len=props.length; i<len; i++) {
var property = props[i];
confProps[property] = this.options[property] || this.map[property];
}
@@ -715,7 +715,7 @@ OpenLayers.Layer = OpenLayers.Class({
//preset levels
if (confProps.scales != null) {
confProps.resolutions = [];
for(var i = 0; i < confProps.scales.length; i++) {
for(var i=0, len=confProps.scales.length; i<len; i++) {
var scale = confProps.scales[i];
confProps.resolutions[i] =
OpenLayers.Util.getResolutionFromScale(scale,
@@ -801,7 +801,7 @@ OpenLayers.Layer = OpenLayers.Class({
this.minResolution = confProps.resolutions[lastIndex];
this.scales = [];
for(var i = 0; i < confProps.resolutions.length; i++) {
for(var i=0, len=confProps.resolutions.length; i<len; i++) {
this.scales[i] =
OpenLayers.Util.getScaleFromResolution(confProps.resolutions[i],
confProps.units);
@@ -924,7 +924,7 @@ OpenLayers.Layer = OpenLayers.Class({
var highRes = this.resolutions[lowZoom];
var lowRes = this.resolutions[highZoom];
var res;
for(var i=0; i<this.resolutions.length; ++i) {
for(var i=0, len=this.resolutions.length; i<len; ++i) {
res = this.resolutions[i];
if(res >= resolution) {
highRes = res;
@@ -945,7 +945,7 @@ OpenLayers.Layer = OpenLayers.Class({
} else {
var diff;
var minDiff = Number.POSITIVE_INFINITY;
for(var i=0; i < this.resolutions.length; i++) {
for(var i=0, len=this.resolutions.length; i<len; i++) {
if (closest) {
diff = Math.abs(this.resolutions[i] - resolution);
if (diff > minDiff) {
@@ -1030,7 +1030,7 @@ OpenLayers.Layer = OpenLayers.Class({
setOpacity: function(opacity) {
if (opacity != this.opacity) {
this.opacity = opacity;
for(var i=0; i<this.div.childNodes.length; ++i) {
for(var i=0, len=this.div.childNodes.length; i<len; ++i) {
var element = this.div.childNodes[i].firstChild;
OpenLayers.Util.modifyDOMElement(element, null, null, null,
null, null, null, opacity);