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Reformatted slightly openlayers.js

This commit is contained in:
Claude Paroz 2013-03-09 15:08:16 +01:00
parent 6a91b63842
commit f3d1aebed1
1 changed files with 25 additions and 19 deletions
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44
django/contrib/gis/templates/gis/admin/openlayers.js
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@ -10,19 +10,21 @@ OpenLayers.Projection.addTransform("EPSG:4326", "EPSG:3857", OpenLayers.Layer.Sp
{{ module }}.is_polygon = {{ is_polygon|yesno:"true,false" }}; {{ module }}.is_polygon = {{ is_polygon|yesno:"true,false" }};
{{ module }}.is_point = {{ is_point|yesno:"true,false" }}; {{ module }}.is_point = {{ is_point|yesno:"true,false" }};
{% endblock %} {% endblock %}
{{ module }}.get_ewkt = function(feat){return 'SRID={{ srid }};' + {{ module }}.wkt_f.write(feat);} {{ module }}.get_ewkt = function(feat){
return 'SRID={{ srid }};' + {{ module }}.wkt_f.write(feat);
};
{{ module }}.read_wkt = function(wkt){ {{ module }}.read_wkt = function(wkt){
// OpenLayers cannot handle EWKT -- we make sure to strip it out. // OpenLayers cannot handle EWKT -- we make sure to strip it out.
// EWKT is only exposed to OL if there's a validation error in the admin. // EWKT is only exposed to OL if there's a validation error in the admin.
var match = {{ module }}.re.exec(wkt); var match = {{ module }}.re.exec(wkt);
if (match){wkt = match[1];} if (match){wkt = match[1];}
return {{ module }}.wkt_f.read(wkt); return {{ module }}.wkt_f.read(wkt);
} };
{{ module }}.write_wkt = function(feat){ {{ module }}.write_wkt = function(feat){
if ({{ module }}.is_collection){ {{ module }}.num_geom = feat.geometry.components.length;} if ({{ module }}.is_collection){ {{ module }}.num_geom = feat.geometry.components.length;}
else { {{ module }}.num_geom = 1;} else { {{ module }}.num_geom = 1;}
document.getElementById('{{ id }}').value = {{ module }}.get_ewkt(feat); document.getElementById('{{ id }}').value = {{ module }}.get_ewkt(feat);
} };
{{ module }}.add_wkt = function(event){ {{ module }}.add_wkt = function(event){
// This function will sync the contents of the `vector` layer with the // This function will sync the contents of the `vector` layer with the
// WKT in the text field. // WKT in the text field.
@ -41,7 +43,7 @@ OpenLayers.Projection.addTransform("EPSG:4326", "EPSG:3857", OpenLayers.Layer.Sp
} }
{{ module }}.write_wkt(event.feature); {{ module }}.write_wkt(event.feature);
} }
} };
{{ module }}.modify_wkt = function(event){ {{ module }}.modify_wkt = function(event){
if ({{ module }}.is_collection){ if ({{ module }}.is_collection){
if ({{ module }}.is_point){ if ({{ module }}.is_point){
@ -52,34 +54,38 @@ OpenLayers.Projection.addTransform("EPSG:4326", "EPSG:3857", OpenLayers.Layer.Sp
// vector layer so we only increment to the `num_geom` value. // vector layer so we only increment to the `num_geom` value.
var feat = new OpenLayers.Feature.Vector(new OpenLayers.Geometry.{{ geom_type }}()); var feat = new OpenLayers.Feature.Vector(new OpenLayers.Geometry.{{ geom_type }}());
for (var i = 0; i < {{ module }}.num_geom; i++){ for (var i = 0; i < {{ module }}.num_geom; i++){
feat.geometry.addComponents([{{ module }}.layers.vector.features[i].geometry]); feat.geometry.addComponents([{{ module }}.layers.vector.features[i].geometry]);
} }
{{ module }}.write_wkt(feat); {{ module }}.write_wkt(feat);
} }
} else { } else {
{{ module }}.write_wkt(event.feature); {{ module }}.write_wkt(event.feature);
} }
} };
// Function to clear vector features and purge wkt from div // Function to clear vector features and purge wkt from div
{{ module }}.deleteFeatures = function(){ {{ module }}.deleteFeatures = function(){
{{ module }}.layers.vector.removeFeatures({{ module }}.layers.vector.features); {{ module }}.layers.vector.removeFeatures({{ module }}.layers.vector.features);
{{ module }}.layers.vector.destroyFeatures(); {{ module }}.layers.vector.destroyFeatures();
} };
{{ module }}.clearFeatures = function (){ {{ module }}.clearFeatures = function (){
{{ module }}.deleteFeatures(); {{ module }}.deleteFeatures();
document.getElementById('{{ id }}').value = ''; document.getElementById('{{ id }}').value = '';
{% localize off %} {% localize off %}
{{ module }}.map.setCenter(new OpenLayers.LonLat({{ default_lon }}, {{ default_lat }}), {{ default_zoom }}); {{ module }}.map.setCenter(new OpenLayers.LonLat({{ default_lon }}, {{ default_lat }}), {{ default_zoom }});
{% endlocalize %} {% endlocalize %}
} };
// Add Select control // Add Select control
{{ module }}.addSelectControl = function(){ {{ module }}.addSelectControl = function(){
var select = new OpenLayers.Control.SelectFeature({{ module }}.layers.vector, {'toggle' : true, 'clickout' : true}); var select = new OpenLayers.Control.SelectFeature({{ module }}.layers.vector, {'toggle' : true, 'clickout' : true});
{{ module }}.map.addControl(select); {{ module }}.map.addControl(select);
select.activate(); select.activate();
} };
{{ module }}.enableDrawing = function(){ {{ module }}.map.getControlsByClass('OpenLayers.Control.DrawFeature')[0].activate();} {{ module }}.enableDrawing = function(){
{{ module }}.enableEditing = function(){ {{ module }}.map.getControlsByClass('OpenLayers.Control.ModifyFeature')[0].activate();} {{ module }}.map.getControlsByClass('OpenLayers.Control.DrawFeature')[0].activate();
};
{{ module }}.enableEditing = function(){
{{ module }}.map.getControlsByClass('OpenLayers.Control.ModifyFeature')[0].activate();
};
// Create an array of controls based on geometry type // Create an array of controls based on geometry type
{{ module }}.getControls = function(lyr){ {{ module }}.getControls = function(lyr){
{{ module }}.panel = new OpenLayers.Control.Panel({'displayClass': 'olControlEditingToolbar'}); {{ module }}.panel = new OpenLayers.Control.Panel({'displayClass': 'olControlEditingToolbar'});
@ -102,7 +108,7 @@ OpenLayers.Projection.addTransform("EPSG:4326", "EPSG:3857", OpenLayers.Layer.Sp
{{ module }}.controls = [nav]; {{ module }}.controls = [nav];
} }
} }
} };
{{ module }}.init = function(){ {{ module }}.init = function(){
{% block map_options %}// The options hash, w/ zoom, resolution, and projection settings. {% block map_options %}// The options hash, w/ zoom, resolution, and projection settings.
var options = { var options = {
@ -127,13 +133,13 @@ OpenLayers.Projection.addTransform("EPSG:4326", "EPSG:3857", OpenLayers.Layer.Sp
var admin_geom = {{ module }}.read_wkt(wkt); var admin_geom = {{ module }}.read_wkt(wkt);
{{ module }}.write_wkt(admin_geom); {{ module }}.write_wkt(admin_geom);
if ({{ module }}.is_collection){ if ({{ module }}.is_collection){
// If geometry collection, add each component individually so they may be // If geometry collection, add each component individually so they may be
// edited individually. // edited individually.
for (var i = 0; i < {{ module }}.num_geom; i++){ for (var i = 0; i < {{ module }}.num_geom; i++){
{{ module }}.layers.vector.addFeatures([new OpenLayers.Feature.Vector(admin_geom.geometry.components[i].clone())]); {{ module }}.layers.vector.addFeatures([new OpenLayers.Feature.Vector(admin_geom.geometry.components[i].clone())]);
} }
} else { } else {
{{ module }}.layers.vector.addFeatures([admin_geom]); {{ module }}.layers.vector.addFeatures([admin_geom]);
} }
// Zooming to the bounds. // Zooming to the bounds.
{{ module }}.map.zoomToExtent(admin_geom.geometry.getBounds()); {{ module }}.map.zoomToExtent(admin_geom.geometry.getBounds());
@ -171,4 +177,4 @@ OpenLayers.Projection.addTransform("EPSG:4326", "EPSG:3857", OpenLayers.Layer.Sp
} else { } else {
{{ module }}.enableDrawing(); {{ module }}.enableDrawing();
} }
} };