}
var map = this.map;
- if (map.getControlsByClass("OpenLayers.Control.ArgParser")[0].lat
- == undefined) { // map center was not set in ArgParser control.
+ if (map.getControlsByClass("OpenLayers.Control.ArgParser")[0].center
+ == null) { // map center was not set in ArgParser control.
var orig = this.Utils.mbr (this.dataLayer);
var centerBounds = new OpenLayers.Bounds();
var popup = feature.popup;
var popupPos = null;
- if (sypSettings.popupNearfeature) {
- popupPos = feature.geometry.getBounds().getCenterLonLat();
- } else {
- popupPos = SYP.Utils.brCorner(map, 8);
+ switch (sypSettings.popupPos) {
+ case 0:
+ popupPos = feature.geometry.getBounds().getCenterLonLat();
+ break;
+ case 1:
+ popupPos = SYP.Utils.tlCorner(map, 8);
+ break;
+ case 2:
+ popupPos = SYP.Utils.trCorner(map, 8);
+ break;
+ case 3:
+ popupPos = SYP.Utils.brCorner(map, 8);
+ break;
+ case 4:
+ popupPos = SYP.Utils.blCorner(map, 8);
+ break;
+ default:
+ popupPos = SYP.Utils.brCorner(map, 8);
+ break;
}
// we cannot reuse popup; we need to recreate it in order for IE
}
var contentHTML;
if (feature.cluster[0].attributes.name) {
+ // escaping name is necessary because it's not enclosed in another html tag.
contentHTML = "<h2>" +
- feature.cluster[0].attributes.name +
+ SYP.Utils.escapeHTML(feature.cluster[0].attributes.name) +
"</h2>" +
feature.cluster[0].attributes.description;
} else {
},
showBigImage: function (href) {
- try {
- document.getElementById('bigimg_container').style.display = "table";
- } catch(e) {
+ if (OpenLayers.Util.getBrowserName() == "msie") {
document.getElementById('bigimg_container').style.display = "block";
+ } else {
+ document.getElementById('bigimg_container').style.display = "table";
}
+
var maxHeight = document.body.clientHeight * 0.9;
var maxWidth = document.body.clientWidth * 0.9;
document.getElementById('bigimg').style.height = "";
document.getElementById('bigimg').style.maxHeight = maxHeight + "px";
document.getElementById('bigimg').style.maxWidth = maxWidth + "px";
document.getElementById('bigimg').onload = function () {
- var icon = document.getElementById('bigimg_close');
- icon.style.top = this.offsetTop;
- icon.style.left = this.offsetLeft + this.clientWidth - icon.clientWidth;
-
var heightRatio = this.clientHeight / parseInt(this.style.maxHeight);
var widthRatio = this.clientWidth / parseInt(this.style.maxWidth);
if (heightRatio > 1 || widthRatio > 1) {
}
}
+ var icon = document.getElementById('bigimg_close');
+ icon.style.top = this.offsetTop;
+ icon.style.left = this.offsetLeft + this.clientWidth - icon.clientWidth;
+
};
document.getElementById('bigimg').src = href;
},
},
Utils: {
+ tlCorner: function(map, margin) {
+ var bounds = map.calculateBounds();
+ var corner = new OpenLayers.LonLat(bounds.left, bounds.top);
+ var cornerAsPx = map.getPixelFromLonLat(corner);
+ cornerAsPx = cornerAsPx.add( +margin, +margin);
+ return map.getLonLatFromPixel(cornerAsPx);
+ },
+
+ trCorner: function(map, margin) {
+ var bounds = map.calculateBounds();
+ var corner = new OpenLayers.LonLat(bounds.right, bounds.top);
+ var cornerAsPx = map.getPixelFromLonLat(corner);
+ cornerAsPx = cornerAsPx.add( -margin, +margin);
+ return map.getLonLatFromPixel(cornerAsPx);
+ },
+
brCorner: function(map, margin) {
var bounds = map.calculateBounds();
var corner = new OpenLayers.LonLat(bounds.right, bounds.bottom);
var cornerAsPx = map.getPixelFromLonLat(corner);
cornerAsPx = cornerAsPx.add( -margin, -margin);
- corner = map.getLonLatFromPixel(cornerAsPx);
- return corner;
+ return map.getLonLatFromPixel(cornerAsPx);
+ },
+
+ blCorner: function(map, margin) {
+ var bounds = map.calculateBounds();
+ var corner = new OpenLayers.LonLat(bounds.left, bounds.bottom);
+ var cornerAsPx = map.getPixelFromLonLat(corner);
+ cornerAsPx = cornerAsPx.add( +margin, -margin);
+ return map.getLonLatFromPixel(cornerAsPx);
},
/* minimum bounds rectangle containing all feature locations.
}
div.style.display = "block";
div.appendChild(textNode);
+ },
+
+ escapeHTML: function (str) {
+ if (!str) {
+ return "";
+ }
+ return str.
+ replace(/&/gm, '&').
+ replace(/'/gm, ''').
+ replace(/"/gm, '"').
+ replace(/>/gm, '>').
+ replace(/</gm, '<');
}
}
};
// sometimes, especially when cache is clear, firefox does not compute
// correctly popup size. That's because at the end of getRenderedDimensions,
-// dimensions of image is not known. So, we work around that problem by setting
-// image width and image height. That way, dimensions of image are set in
-// innerHTML, and are therefore known in getRenderedDimensions
-OpenLayers.Popup.Anchored.prototype.registerImageListeners = function() {
- var onImgLoad = function() {
- this.img.width = this.img.width;
- this.img.height = this.img.height;
- this.popup.updateSize();
- OpenLayers.Event.stopObserving(
- this.img, "load", this.img._onImageLoad
- );
- };
-
- var images = this.contentDiv.getElementsByTagName("img");
- for (var i = 0, len = images.length; i < len; i++) {
- var img = images[i];
- if (img.width == 0 || img.height == 0) {
-
- var context = {
- 'popup': this,
- 'img': img
- };
-
- img._onImgLoad = OpenLayers.Function.bind(onImgLoad, context);
-
- OpenLayers.Event.observe(img, 'load', img._onImgLoad);
- }
- }
+// dimensions of image is not known. Then, popup size is too small for its
+// content. We work around the problem by checking that computed size is at
+// least as big as content. To achieve that, we need to override
+// OpenLayers.Popup.Anchored.prototype.updateSize to modify it slightly.
+OpenLayers.Popup.Anchored.prototype.updateSize = function() {
+ // determine actual render dimensions of the contents by putting its
+ // contents into a fake contentDiv (for the CSS) and then measuring it
+ var preparedHTML = "<div class='" + this.contentDisplayClass+ "'>" +
+ this.contentDiv.innerHTML +
+ "</div>";
+
+ var containerElement = (this.map) ? this.map.layerContainerDiv
+ : document.body;
+ var realSize = OpenLayers.Util.getRenderedDimensions(
+ preparedHTML, null, {
+ displayClass: this.displayClass,
+ containerElement: containerElement
+ }
+ );
+
+ /*
+ * XXX: next four lines are added by SYP!
+ */
+ if (this.contentDiv) {
+ realSize.w = Math.max (realSize.w, this.contentDiv.scrollWidth);
+ realSize.h = Math.max (realSize.h, this.contentDiv.scrollHeight);
+ }
+
+ // is the "real" size of the div is safe to display in our map?
+ var safeSize = this.getSafeContentSize(realSize);
+
+ var newSize = null;
+ if (safeSize.equals(realSize)) {
+ //real size of content is small enough to fit on the map,
+ // so we use real size.
+ newSize = realSize;
+
+ } else {
+
+ //make a new OL.Size object with the clipped dimensions
+ // set or null if not clipped.
+ var fixedSize = new OpenLayers.Size();
+ fixedSize.w = (safeSize.w < realSize.w) ? safeSize.w : null;
+ fixedSize.h = (safeSize.h < realSize.h) ? safeSize.h : null;
+
+ if (fixedSize.w && fixedSize.h) {
+ //content is too big in both directions, so we will use
+ // max popup size (safeSize), knowing well that it will
+ // overflow both ways.
+ newSize = safeSize;
+ } else {
+ //content is clipped in only one direction, so we need to
+ // run getRenderedDimensions() again with a fixed dimension
+ var clippedSize = OpenLayers.Util.getRenderedDimensions(
+ preparedHTML, fixedSize, {
+ displayClass: this.contentDisplayClass,
+ containerElement: containerElement
+ }
+ );
+
+ //if the clipped size is still the same as the safeSize,
+ // that means that our content must be fixed in the
+ // offending direction. If overflow is 'auto', this means
+ // we are going to have a scrollbar for sure, so we must
+ // adjust for that.
+ //
+ var currentOverflow = OpenLayers.Element.getStyle(
+ this.contentDiv, "overflow"
+ );
+ if ( (currentOverflow != "hidden") &&
+ (clippedSize.equals(safeSize)) ) {
+ var scrollBar = OpenLayers.Util.getScrollbarWidth();
+ if (fixedSize.w) {
+ clippedSize.h += scrollBar;
+ } else {
+ clippedSize.w += scrollBar;
+ }
+ }
+
+ newSize = this.getSafeContentSize(clippedSize);
+ }
+ }
+ this.setSize(newSize);
}
projects / syp.git / blobdiff