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Added rounding in updateScale().

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git-svn-id: http://svn.openlayers.org/trunk/openlayers@925 dc9f47b5-9b13-0410-9fdd-eb0c1a62fdaf
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crschmidt
2006-07-08 06:35:47 +00:00
parent 3d59c93b9d
commit 37e47ad612
1 changed files with 14 additions and 4 deletions
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lib/OpenLayers/Control/Scale.js
+14 -4
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@@ -47,7 +47,7 @@ OpenLayers.Control.Scale.prototype =
if (!this.element) { if (!this.element) {
this.element = document.createElement("div"); this.element = document.createElement("div");
this.div.style.right = "3px"; this.div.style.right = "3px";
this.div.style.bottom = "3px"; this.div.style.bottom = "2em";
this.div.style.left = ""; this.div.style.left = "";
this.div.style.top = ""; this.div.style.top = "";
this.div.style.display = "block"; this.div.style.display = "block";
@@ -55,16 +55,26 @@ OpenLayers.Control.Scale.prototype =
this.element.style.fontSize="smaller"; this.element.style.fontSize="smaller";
this.div.appendChild(this.element); this.div.appendChild(this.element);
} }
this.map.events.register( 'moveend', this, this.updateLink); this.map.events.register( 'moveend', this, this.updateScale);
this.updateScale();
return this.div; return this.div;
}, },
/** /**
* *
*/ */
updateLink: function() { updateScale: function() {
var res = this.map.getResolution(); var res = this.map.getResolution();
var scale = 1 / (res * self.INCHES_PER_UNIT[self.units] * self.dpi); if (!res) return;
var scale = res * this.INCHES_PER_UNIT[this.units] * this.dpi;
if (scale >= 9500 && scale <= 950000) {
scale = Math.round(scale / 1000) + "K";
} else if (scale >= 950000) {
scale = Math.round(scale / 1000000) + "M";
} else {
scale = Math.round(scale / 100) * 100;
}
this.element.innerHTML = "Scale = 1 : " + scale; this.element.innerHTML = "Scale = 1 : " + scale;
}, },