add support for HTML export to export tabk

[rails.git] / app / views / export / start.rjs

diff --git a/app/views/export/start.rjs b/app/views/export/start.rjs
index c0fced02585b1af56b72ee88e00aeb9885185efa..b53d4ed4f9baba3808460ef8bbe5a57e9a5cb034 100644 (file)
--- a/app/views/export/start.rjs
+++ b/app/views/export/start.rjs
@@ -25,8 +25,6 @@ page << <<EOJ
 
     openSidebar({ onclose: stopExport });
 
-    setBounds(map.getExtent());
-
     if (map.baseLayer.name == "Mapnik") {
       $("format_mapnik").checked = true;
     } else if (map.baseLayer.name == "Osmarender") {
@@ -34,6 +32,7 @@ page << <<EOJ
     }
 
     formatChanged();
+    setBounds(map.getExtent());
 
     $("viewanchor").className = "";
     $("exportanchor").className = "active";
@@ -43,8 +42,8 @@ page << <<EOJ
     $("viewanchor").className = "active";
     $("exportanchor").className = "";
 
+    clearBox();
     map.events.unregister("moveend", map, mapMoved);
-    box.handler.clear();
     map.removeLayer(vectors);
   }
 
@@ -64,6 +63,7 @@ page << <<EOJ
     drawBox(bounds);
 
     validateControls();
+    mapnikSizeChanged();
   }
 
   $("maxlat").onchange = boundsChanged;
@@ -107,6 +107,9 @@ page << <<EOJ
     $("minlat").value = Math.round(bounds.bottom * decimals) / decimals;
     $("maxlon").value = Math.round(bounds.right * decimals) / decimals;
     $("maxlat").value = Math.round(bounds.top * decimals) / decimals;
+
+    mapnikSizeChanged();
+    htmlBoundsChanged(bounds);
   }
 
   function clearBox() {
@@ -129,13 +132,18 @@ page << <<EOJ
     } else {
       $("format_osm").disabled = false;
     }
-    
-    var max_zoom = maxOsmarenderZoom();
+
     var max_scale = maxMapnikScale();
 
-    $("mapnik_max_scale").innerHTML = roundScale(max_scale);
+    if ($("format_mapnik").checked && $("mapnik_scale").value < max_scale) {
+      $("export_commit").disabled = true;
+    } else {
+      $("export_commit").disabled = false;
+    }
 
-    mapnikScaleChanged();
+    $("mapnik_max_scale").innerHTML = roundScale(max_scale);
+  
+    var max_zoom = maxOsmarenderZoom();
 
     for (var o = 0; o < $("osmarender_zoom").options.length; o++) {
       var option = $("osmarender_zoom").options[o];
@@ -152,7 +160,23 @@ page << <<EOJ
     }
   }
 
+  function htmlBoundsChanged() {
+        var bounds = new OpenLayers.Bounds($("minlon").value, $("minlat").value, $("maxlon").value, $("maxlat").value);
+       var projBounds = bounds.clone().transform(new OpenLayers.Projection("EPSG:4326"), new OpenLayers.Projection("EPSG:900913"));
+       var zoom = map.getZoomForExtent(projBounds);
+       var center = bounds.getCenterLonLat();
+       var marker = $("html_marker").checked;
+       var url = 'http://crschmidt2.dev.openstreetmap.org/export/embed.html?lat='+center.lat+'&lon='+center.lon+'&zoom='+zoom;
+       if (marker) {
+           url += "&marker=true";
+       }    
+       var html = '<iframe width="425" height="350" frameborder="0" scrolling="no" marginheight="0" marginwidth="0" src="'+url+'"></iframe>';
+       $("export_html_text").value = html;
+  }
+  $("html_marker").onclick = htmlBoundsChanged;
+
   function formatChanged() {
+    $("export_commit").style.display = "inline";
     if ($("format_osm").checked) {
       $("export_osm").style.display = "inline";
     } else {
@@ -162,8 +186,6 @@ page << <<EOJ
     if ($("format_mapnik").checked) {
       $("mapnik_scale").value = roundScale(map.getScale());
       $("export_mapnik").style.display = "inline";
-
-      mapnikScaleChanged();
     } else {
       $("export_mapnik").style.display = "none";
     }
@@ -176,11 +198,20 @@ page << <<EOJ
     } else {
       $("export_osmarender").style.display = "none";
     }
+    if ($("format_html").checked) { 
+      $("export_html").style.display = "inline";
+      $("export_commit").style.display = "none";
+    } else {
+      $("export_html").style.display = "none";
+    }
+       
+    validateControls();
   }
 
   $("format_osm").onclick = formatChanged;
   $("format_mapnik").onclick = formatChanged;
   $("format_osmarender").onclick = formatChanged;
+  $("format_html").onclick = formatChanged;
 
   function maxMapnikScale() {
     var bounds = new OpenLayers.Bounds($("minlon").value, $("minlat").value, $("maxlon").value, $("maxlat").value);
@@ -228,12 +259,7 @@ page << <<EOJ
 
   function mapnikScaleChanged() {
     mapnikSizeChanged();
-
-    if ($("mapnik_scale").value < maxMapnikScale()) {
-      $("export_commit").disabled = true;
-    } else {
-      $("export_commit").disabled = false;
-    }
+    validateControls();
   }
 
   $("mapnik_scale").onchange = mapnikScaleChanged;