On Jun 2, 2010, at 12:36 , richard hanssen wrote: > Hi > > Thanks for the tip. > The url for my image is not clean like in your example. The content > for the html element is prebuildt in a attribute with the complete > html layout.
If the prebuilt html is generated by a script you have access to, you could read the image on the server and add a width and height attribute to the img tag server side. Regards, Andreas. > > I could maybe use reg expression to extract the src element of the img-tag. > > Thanks for all the help so far! > > semska > > On Wed, Jun 2, 2010 at 10:35 AM, Andreas Hocevar <[email protected]> wrote: >> Hi, >> >> you can add events to the img. Here is a snippet from my library, used in >> the context of an OpenLayers popup (where auto-sizing also fails if images >> tags don't have a width and height attribute or are not preloaded): >> >> var image = new Image(); >> image.src = ""; >> image.onload = function(){ >> // create and display the popup >> popup = new OpenLayers.Popup.FramedCloud("popup", >> new OpenLayers.LonLat(pos.x, pos.y), >> new OpenLayers.Size(250,150), >> "<div class='popupHdg'>" + feature.attributes.text + "</div>" + >> "<img src='" + feature.attributes.thumb + "'/>" + >> "<a class='popupLink' target='_blank' href='" + feature.attributes.pdf + >> "'>PDF</a>", >> null, true, function(){ >> popupControl.unselect(feature); >> }); >> feature.popup = popup; >> map.addPopup(popup); >> }; >> image.src = feature.attributes.thumb; >> >> -Andreas. >> >> On Jun 2, 2010, at 10:09 , richard hanssen wrote: >> >>> Hi all, >>> >>> I use the geoext popup to display information from features in the map. >>> My problem is that the positioning of the anchored popup is done >>> before all the content is rendered. >>> The content in the popups html element consists of both text an >>> images. The height of the popup is set before the images is fully >>> loaded, and this leads the popups position/anchor to point below the >>> actual feature when the image loads. >>> >>> My popup def: >>> popupInstance= new GeoExt.Popup({ >>> title: 'Title', >>> feature: feature, >>> width: width, >>> html: 'content with both text and images', >>> maximizable: false, >>> collapsible: false, >>> unpinnable: false >>> }); >>> >>> Any ideas? Any events that can be called when all content is rendered? >>> I have earlier used OpenLayers' framedCload popup, en the positioning >>> of this was not problematic. >>> >>> Please help. >>> >>> semska >>> _______________________________________________ >>> Users mailing list >>> [email protected] >>> http://www.geoext.org/cgi-bin/mailman/listinfo/users >> >> >> >> -- >> Andreas Hocevar >> OpenGeo - http://opengeo.org/ >> Expert service straight from the developers. >> >> -- Andreas Hocevar OpenGeo - http://opengeo.org/ Expert service straight from the developers. _______________________________________________ Users mailing list [email protected] http://www.geoext.org/cgi-bin/mailman/listinfo/users
