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Apply patch from rdewit to fix parsing of hotSpot values on Icon objects

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in KML styles. This fixes issues reported with the location of icons when
using KML styling. r=me (Closes #1426)


git-svn-id: http://svn.openlayers.org/trunk/openlayers@6494 dc9f47b5-9b13-0410-9fdd-eb0c1a62fdaf
This commit is contained in:
crschmidt
2008-03-12 12:49:47 +00:00
parent 98e7bd3db6
commit 819825d8c3
1 changed files with 48 additions and 29 deletions
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77
lib/OpenLayers/Format/KML.js
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@@ -343,18 +343,48 @@ OpenLayers.Format.KML = OpenLayers.Class(OpenLayers.Format.XML, {
break;
case "iconstyle":
// set scale
var scale = parseFloat(this.parseProperty(styleTypeNode,
"*", "scale") || 1);
// set default width and height of icon
var width = 32 * scale;
var height = 32 * scale;
var iconNode = this.getElementsByTagNameNS(styleTypeNode,
"*",
"Icon")[0];
// set default width and height of icon
style["graphicWidth"] = 32;
style["graphicHeight"] = 32;
if (iconNode) {
var href = this.parseProperty(iconNode, "*", "href");
if (href) {
var w = this.parseProperty(iconNode, "*", "w");
var h = this.parseProperty(iconNode, "*", "h");
// Settings for Google specific icons that are 64x64
// We set the width and height to 64 and halve the
// scale to prevent icons from being too big
var google = "http://maps.google.com/mapfiles/kml";
if (OpenLayers.String.startsWith(
href, google) && !w && !h) {
w = 64;
h = 64;
scale = scale / 2;
}
// if only dimension is defined, make sure the
// other one has the same value
w = w || h;
h = h || w;
if (w) {
width = parseInt(w) * scale;
}
if (h) {
height = parseInt(h) * scale;
}
// support for internal icons
// (/root://icons/palette-x.png)
// x and y tell the position on the palette:
@@ -379,17 +409,6 @@ OpenLayers.Format.KML = OpenLayers.Class(OpenLayers.Format.XML, {
+ palette + "/icon" + pos + file_extension;
}
var w = this.parseProperty(iconNode, "*", "w");
if (w) {
style["graphicWidth"] = parseInt(w);
}
var h = this.parseProperty(iconNode, "*", "h");
if (h) {
style["graphicHeight"] = parseInt(h);
}
style["graphicOpacity"] = 1; // fully opaque
style["externalGraphic"] = href;
}
@@ -402,36 +421,36 @@ OpenLayers.Format.KML = OpenLayers.Class(OpenLayers.Format.XML, {
"*",
"hotSpot")[0];
if (hotSpotNode) {
var x = hotSpotNode.getAttribute("x");
var y = hotSpotNode.getAttribute("y");
var x = parseFloat(hotSpotNode.getAttribute("x"));
var y = parseFloat(hotSpotNode.getAttribute("y"));
var xUnits = hotSpotNode.getAttribute("xunits");
if (xUnits == "pixels") {
style["graphicXOffset"] = parseInt(x);
style["graphicXOffset"] = -x * scale;
}
else if (xUnits == "insetPixels") {
style["graphicXOffset"] = style["graphicWidth"]
- parseInt(x);
style["graphicXOffset"] = -width + (x * scale);
}
else if (xUnits == "fraction") {
style["graphicXOffset"] = style["graphicWidth"]
* parseFloat(x);
style["graphicXOffset"] = -width * x;
}
var yUnits = hotSpotNode.getAttribute("yunits");
if (yUnits == "pixels") {
style["graphicYOffset"] = parseInt(y);
style["graphicYOffset"] = -height + (y * scale) + 1;
}
else if (yUnits == "insetPixels") {
style["graphicYOffset"] = style["graphicHeight"]
- parseInt(y);
style["graphicYOffset"] = -(y * scale) + 1;
}
else if (yUnits == "fraction") {
style["graphicYOffset"] = style["graphicHeight"]
* parseFloat(y);
style["graphicYOffset"] = -height * (1 - y) + 1;
}
}
style["graphicWidth"] = width;
style["graphicHeight"] = height;
break;
case "balloonstyle":
var balloonStyle = OpenLayers.Util.getXmlNodeValue(
styleTypeNode);
@@ -529,7 +548,7 @@ OpenLayers.Format.KML = OpenLayers.Class(OpenLayers.Format.XML, {
"*",
"Style")[0];
if (inlineStyleNode) {
var inlineStyle= this.parseStyle(styleNode);
var inlineStyle= this.parseStyle(inlineStyleNode);
if (inlineStyle) {
feature.style = OpenLayers.Util.extend({},
feature.style);