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|
<html>
<head>
<script src="../OLLoader.js"></script>
<script type="text/javascript">
var name = "Vector Layer";
function test_Layer_Vector_constructor(t) {
t.plan(5);
var options = {protocol: new OpenLayers.Protocol(),
strategies: [new OpenLayers.Strategy(), new OpenLayers.Strategy()]}
var layer = new OpenLayers.Layer.Vector(name, options);
t.ok(layer instanceof OpenLayers.Layer.Vector, "new OpenLayers.Layer.Vector returns correct object" );
t.eq(layer.name, name, "layer name is correctly set");
t.ok(layer.renderer.CLASS_NAME, "layer has a renderer");
t.ok((layer.name == layer.strategies[0].layer.name) &&
(layer.strategies[0].layer.name == layer.strategies[1].layer.name),
"setLayer was called on strategies");
options.renderers = [OpenLayers.Renderer.SVG, OpenLayers.Renderer.VML, OpenLayers.Renderer.Canvas];
layer.destroy();
layer = new OpenLayers.Layer.Vector(name, options);
t.ok(layer.renderer.CLASS_NAME, "layer has a renderer when providing a function");
layer.destroy();
}
function test_Layer_Vector_assignRenderer(t) {
t.plan(2);
// create a dummy class in the global name space
My = {
Custom: {
Renderer: {
Supported: OpenLayers.Class(OpenLayers.Renderer, {
supported: OpenLayers.Function.True,
CLASS_NAME: 'My.Custom.Renderer.Supported'
}),
NotSupported: OpenLayers.Class(OpenLayers.Renderer, {
supported: OpenLayers.Function.False,
CLASS_NAME: 'My.Custom.Renderer.NotSupported'
})
}
}
};
var layer = new OpenLayers.Layer.Vector('vector', {
renderers: [My.Custom.Renderer.NotSupported,
My.Custom.Renderer.Supported,
OpenLayers.Renderer.Canvas]
});
t.eq(layer.renderer.CLASS_NAME, 'My.Custom.Renderer.Supported',
'layer has a valid renderer');
var layer = new OpenLayers.Layer.Vector('vector', {
renderers: ['SVG', 'VML', 'Canvas', My.Custom.Renderer.Supported]
});
t.ok(layer.renderer.CLASS_NAME != 'My.Custom.Renderer.Supported',
'renderers can be strings as well');
}
function test_Layer_Vector_refresh(t) {
t.plan(4);
var obj = {"an": "object"};
var log;
var layer = new OpenLayers.Layer.Vector(name, {
eventListeners: {
refresh: function(o) {
log.obj = o;
}
}
});
inRange = false;
layer.calculateInRange = function() {
return inRange;
};
log = {};
inRange = false;
layer.visibility = false;
layer.refresh(obj);
t.eq(log.obj, undefined, "[false, false] refresh not triggered");
log = {};
inRange = true;
layer.visibility = false;
layer.refresh(obj);
t.eq(log.obj, undefined, "[true, false] refresh not triggered");
log = {};
inRange = false;
layer.visibility = true;
layer.refresh(obj);
t.eq(log.obj, undefined, "[false, true] refresh not triggered");
log = {};
inRange = true;
layer.visibility = true;
layer.refresh(obj);
t.ok(log.obj === obj, "[true, true] refresh triggered with correct arg");
}
function test_Layer_Vector_addFeatures(t) {
t.plan(8);
var layer = new OpenLayers.Layer.Vector(name);
var point = new OpenLayers.Geometry.Point(-111.04, 45.68);
var pointFeature = new OpenLayers.Feature.Vector(point);
layer.preFeatureInsert = function(feature) {
t.ok(feature == pointFeature, "OpenLayers.Layer.Vector.addFeatures calls preFeatureInsert with the right arg");
};
layer.onFeatureInsert = function(feature) {
t.ok(feature == pointFeature, "OpenLayers.Layer.Vector.addFeatures calls onFeatureInsert with the right arg");
};
layer.events.register('beforefeatureadded', null, function(obj) {
t.ok(pointFeature == obj.feature, "OpenLayers.Layer.Vector.addFeatures triggers beforefeatureadded with correct feature passed to callback");
});
layer.events.register('featureadded', null, function(obj) {
t.ok(pointFeature == obj.feature, "OpenLayers.Layer.Vector.addFeatures triggers featureadded with correct feature passed to callback");
});
layer.events.register('featuresadded', null, function(obj) {
t.ok(pointFeature == obj.features[0], "OpenLayers.Layer.Vector.addFeatures triggers featuresadded with correct features passed to callback");
});
layer.addFeatures([pointFeature]);
t.eq(layer.features.length, 1, "OpenLayers.Layer.Vector.addFeatures adds something to the array");
t.ok(layer.features[0] == pointFeature, "OpenLayers.Layer.Vector.addFeatures returns an array of features");
layer.preFeatureInsert = function(feature) {
t.fail("OpenLayers.Layer.Vector.addFeatures calls preFeatureInsert while it must not");
};
layer.onFeatureInsert = function(feature) {
t.fail("OpenLayers.Layer.Vector.addFeatures calls onFeatureInsert while it must not");
};
layer.events.register('beforefeatureadded', null, function(obj) {
t.fail("OpenLayers.Layer.Vector.addFeatures triggers beforefeatureadded while it must not");
});
layer.events.register('featureadded', null, function(obj) {
t.fail("OpenLayers.Layer.Vector.addFeatures triggers featureadded while it must not");
});
layer.events.register('featuresadded', null, function(obj) {
t.fail("OpenLayers.Layer.Vector.addFeatures triggers featuresadded while it must not");
});
layer.addFeatures([pointFeature], {silent: true});
var extent = layer.getDataExtent();
t.eq(extent.toBBOX(), "-111.04,45.68,-111.04,45.68", "extent from getDataExtent is correct");
}
function test_Layer_Vector_getFeature(t) {
t.plan(13);
var layer = new OpenLayers.Layer.Vector(name);
var feature = new OpenLayers.Feature.Vector(new OpenLayers.Geometry.Point(-111.04, 45.68));
t.ok(layer.getFeatureById(feature.id) == null,
"OpenLayers.Layer.Vector.getFeatureById returns null while the layer is empty");
t.ok(layer.getFeatureByFid('my_fid') == null,
"OpenLayers.Layer.Vector.getFeatureByFid returns null while the layer is empty");
layer.addFeatures([feature]);
t.ok(layer.getFeatureByFid('my_fid') == null,
"OpenLayers.Layer.Vector.getFeatureByFid returns null on unset feature fid");
feature.fid = 'my_fid';
t.ok(layer.getFeatureById(feature.id) == feature,
"OpenLayers.Layer.Vector.getFeatureById returns the correct feature");
t.ok(layer.getFeatureByFid(feature.fid) == feature,
"OpenLayers.Layer.Vector.getFeatureByFid returns the correct feature");
t.ok(layer.getFeatureById('some_id_that_does_not_exist') == null,
"OpenLayers.Layer.Vector.getFeatureById returns null on non-existing feature id");
t.ok(layer.getFeatureByFid('some_fid_that_does_not_exist') == null,
"OpenLayers.Layer.Vector.getFeatureByFid returns null on non-existing feature fid");
t.ok(layer.getFeatureById(feature.fid) == null,
"OpenLayers.Layer.Vector.getFeatureById ignores the feature fid");
t.ok(layer.getFeatureByFid(feature.id) == null,
"OpenLayers.Layer.Vector.getFeatureByFid ignores the feature id");
t.ok(layer.getFeatureBy('id', feature.id) == feature,
"OpenLayers.Layer.Vector.getFeatureBy('id', ...) works like getFeatureById on existing feature id");
t.ok(layer.getFeatureBy('id', 'some_id_that_does_not_exist') == null,
"OpenLayers.Layer.Vector.getFeatureBy('id', ...) works like getFeatureById on non-existing feature id");
t.ok(layer.getFeatureBy('fid', feature.fid) == feature,
"OpenLayers.Layer.Vector.getFeatureBy('fid', ...) works like getFeatureByFid on existing feature fid");
t.ok(layer.getFeatureBy('fid', 'some_fid_that_does_not_exist') == null,
"OpenLayers.Layer.Vector.getFeatureBy('fid', ...) works like getFeatureByFid on non-existing feature fid");
}
function test_Layer_Vector_getFeaturesByAttribute(t) {
t.plan( 9 );
// setup layer
var layer = new OpenLayers.Layer.Vector(name);
// feature_1
var geometry_1 = new OpenLayers.Geometry.Point(-28.63, 153.64);
var attributes_1 = {
humpty: 'dumpty',
clazz: 1
};
var feature_1 = new OpenLayers.Feature.Vector(geometry_1, attributes_1);
feature_1.fid = 'f_01'; // to identify later
// feature_2
var geometry_2 = new OpenLayers.Geometry.Point(-27.48, 153.05);
var attributes_2 = {
// this feature has attribute humpty === undefined
clazz: '1'
};
var feature_2 = new OpenLayers.Feature.Vector(geometry_2, attributes_2);
feature_2.fid = 'f_02'; // to identify later
// feature_3
var geometry_3 = new OpenLayers.Geometry.Point(-33.74, 150.3);
var attributes_3 = {
humpty: 'foobar',
clazz: 1
};
var feature_3 = new OpenLayers.Feature.Vector(geometry_3, attributes_3);
feature_3.fid = 'f_03'; // to identify later
// Tests
// don't find anything... no features added
// 1 test
t.ok(layer.getFeaturesByAttribute('humpty', 'dumpty').length === 0,
"OpenLayers.Layer.Vector.getFeaturesByAttribute returns an empty array while the layer is empty");
layer.addFeatures([feature_1, feature_2, feature_3]);
// simple use case: find 1 feature with an attribute and matching value
// 2 tests
var dumptyResults = layer.getFeaturesByAttribute('humpty', 'dumpty');
t.ok(dumptyResults.length === 1,
"OpenLayers.Layer.Vector.getFeaturesByAttribute returns an array with one feature for attribute 'humpty' with value 'dumpty'");
t.ok(dumptyResults[0].fid === 'f_01',
"OpenLayers.Layer.Vector.getFeaturesByAttribute returns the correct feature with attribute 'humpty' set to 'dumpty'");
// simple use case: find 1 feature with an attribute and matching value
// and respect data types
// 2 tests
var strOneResults = layer.getFeaturesByAttribute('clazz', '1');
t.ok(strOneResults.length === 1,
"OpenLayers.Layer.Vector.getFeaturesByAttribute returns an array with one feature for attribute 'clazz' with value '1' (a string)");
t.ok(strOneResults[0].fid === 'f_02',
"OpenLayers.Layer.Vector.getFeaturesByAttribute returns the correct feature with attribute 'clazz' set to the string '1'");
// simple use case: find 2 features with an attribute and matching value
// and respect data types
// 2 tests
var numOneResults = layer.getFeaturesByAttribute('clazz', 1);
t.ok(numOneResults.length === 2,
"OpenLayers.Layer.Vector.getFeaturesByAttribute returns an array with two features for attribute 'clazz' with value 1 (a number)");
var bothFound = !!((numOneResults[0].fid === 'f_01' && numOneResults[1].fid === 'f_03') || (numOneResults[0].fid === 'f_03' && numOneResults[1].fid === 'f_01'));
t.ok(bothFound,
"OpenLayers.Layer.Vector.getFeaturesByAttribute returns the correct features with attribute 'clazz' set to the number 1");
// advanced use case: find the 1 feature, that has an attribute not set
var undefined;
var humptyNotSet = layer.getFeaturesByAttribute('humpty', undefined);
t.ok(humptyNotSet.length === 1,
"OpenLayers.Layer.Vector.getFeaturesByAttribute can be used to find features that have certain attributes not set");
t.ok(humptyNotSet[0].fid === 'f_02',
"OpenLayers.Layer.Vector.getFeaturesByAttribute found the correct featuren that has a certain attribute not set");
}
function test_Layer_Vector_getDataExtent(t) {
t.plan(1);
var layer = new OpenLayers.Layer.Vector(name);
var point = new OpenLayers.Geometry.Point(-111.04, 45.68);
var pointFeature = new OpenLayers.Feature.Vector(point);
layer.addFeatures([pointFeature]);
var point = new OpenLayers.Geometry.Point(-111.04, 5.68);
var pointFeature = new OpenLayers.Feature.Vector(point);
layer.addFeatures([pointFeature]);
var extent = layer.getDataExtent();
t.ok(extent.toBBOX() != layer.features[0].geometry.getBounds().toBBOX(), "extent from getDataExtent doesn't clobber first feature");
}
function test_Layer_Vector_getDataExtentEmpty(t) {
t.plan(1);
var layer = new OpenLayers.Layer.Vector(name);
layer.addFeatures([new OpenLayers.Feature.Vector(null), new OpenLayers.Feature.Vector(null)]);
var extent = layer.getDataExtent();
t.eq(extent, null, "We expect null to be returned if there are no features with a geometry");
}
function test_Layer_Vector_removeFeatures(t) {
t.plan(17);
var layer = new OpenLayers.Layer.Vector(name);
var features, log;
var point1 = new OpenLayers.Geometry.Point(-111.04, 45.68);
var pointFeature1 = new OpenLayers.Feature.Vector(point1);
var point2 = new OpenLayers.Geometry.Point(-111.14, 45.78);
var pointFeature2 = new OpenLayers.Feature.Vector(point2);
// 1 test
layer.addFeatures([pointFeature1, pointFeature2]);
features = layer.removeFeatures([pointFeature1]);
t.ok(layer.features.length == 1, "OpenLayers.Layer.Vector.removeFeatures removes a feature from the features array");
// 1 test
layer.addFeatures([pointFeature1.clone(), pointFeature2.clone()]);
layer.selectedFeatures.push(layer.features[0]);
layer.removeFeatures(layer.features[0]);
t.eq(layer.selectedFeatures, [], "Remove features removes selected features");
// 1 test
features = layer.removeFeatures(layer.features);
t.ok(layer.features.length == 0,
"OpenLayers.Layer.Vector.removeFeatures(layer.features) removes all feature from the features array");
// 4 tests
log = [];
layer.addFeatures([pointFeature1, pointFeature2]);
layer.events.register("featuresremoved", null, function(obj) {
log.push(obj);
});
layer.removeFeatures(layer.features);
t.eq(log.length, 1,
"\"featuresremoved\" triggered once [0]");
t.eq(log[0].features.length, 2,
"\"featuresremoved\" listener is passed two features [0]");
t.ok(log[0].features[0] == pointFeature1,
"\"featuresremoved\" listener is passed the correct feature at index 0 [0]");
t.ok(log[0].features[1] == pointFeature2,
"\"featuresremoved\" listener is passed the correct feature at index 1 [0]");
layer.events.remove("featuresremoved");
// 4 tests
log = [];
layer.addFeatures([
pointFeature1, pointFeature2,
pointFeature1.clone(), pointFeature2.clone()
]);
layer.selectedFeatures.push(pointFeature1);
layer.selectedFeatures.push(pointFeature2);
layer.events.register("featuresremoved", null, function(obj) {
log.push(obj);
});
layer.removeFeatures(layer.selectedFeatures);
t.eq(log.length, 1,
"\"featuresremoved\" triggered once [1]");
t.eq(log[0].features.length, 2,
"\"featuresremoved\" listener is passed two features [1]");
t.ok(log[0].features[0] == pointFeature1,
"\"featuresremoved\" listener is passed the correct feature at index 0 [1]");
t.ok(log[0].features[1] == pointFeature2,
"\"featuresremoved\" listener is passed the correct feature at index 1 [1]");
layer.events.remove("featuresremoved");
layer.removeFeatures(layer.features);
// 6 tests
layer.events.register('beforefeatureremoved', null, function(obj) {
t.ok(pointFeature1 == obj.feature,
"OpenLayers.Layer.Vector.removeFeatures triggers beforefeatureremoved with correct feature passed to callback");
});
layer.events.register('featureremoved', null, function(obj) {
t.ok(pointFeature1 == obj.feature,
"OpenLayers.Layer.Vector.removeFeatures triggers featureremoved with correct feature passed to callback");
});
layer.events.register('featuresremoved', null, function(obj) {
t.ok(pointFeature1 == obj.features[0],
"OpenLayers.Layer.Vector.removeFeatures triggers featuresremoved with correct features passed to callback");
});
layer.addFeatures([pointFeature1]);
layer.removeFeatures([pointFeature1]);
layer.addFeatures([pointFeature1]);
layer.removeFeatures(layer.features);
// 0 test
layer.events.register('beforefeatureremoved', null, function(obj) {
t.fail("OpenLayers.Layer.Vector.removeFeatures triggers beforefeatureremoved while it must not");
});
layer.events.register('featureremoved', null, function(obj) {
t.fail("OpenLayers.Layer.Vector.removeFeatures triggers featureremoved while it must not");
});
layer.events.register('featuresremoved', null, function(obj) {
t.fail("OpenLayers.Layer.Vector.removeFeatures triggers featuresremoved while it must not");
});
layer.addFeatures([pointFeature1]);
layer.removeFeatures([pointFeature1], {silent: true});
}
function test_Layer_Vector_drawFeature(t) {
t.plan(7);
var layer = new OpenLayers.Layer.Vector("Test Layer", {isBaseLayer: true});
var map = new OpenLayers.Map('map', {
maxExtent: new OpenLayers.Bounds(-100, -100, 100, 100)
});
map.addLayer(layer);
var geometry = new OpenLayers.Geometry.Point(10, 10);
var feature = new OpenLayers.Feature.Vector(geometry);
var f, s;
// Bogus layer renderer needs some methods
// for functional tests.
layer.drawn = true;
layer.renderer = {
drawFeature: function(feature, style) {
f = feature;
s = style;
},
root: document.createElement("div"),
destroy: function() { },
eraseFeatures: function() {},
setExtent: function() {}
};
layer.drawFeature(feature);
t.ok(geometry.equals(f.geometry),
"calls layer.renderer.drawFeature() with feature.geometry");
feature.style = {foo: "bar"};
layer.drawFeature(feature);
t.eq(feature.style, s,
"calls layer.renderer.drawFeature() with feature.style");
feature.style = null;
layer.style = {foo: "bar"};
layer.drawFeature(feature);
t.eq(layer.style.foo, s.foo,
"given null feature style, uses layer style");
feature.style = {foo1: "bar1"};
layer.style = {foo2: "bar2"};
var customStyle = {foo: "bar"};
layer.drawFeature(feature, customStyle);
t.eq(customStyle.foo, s.foo,
"given a custom style, renders with that");
// the real renderer's drawFeature method is tested in Renderer.html
layer.renderer.drawFeature = function(feature) {
return(feature.geometry.getBounds().intersectsBounds(map.getExtent()));
}
// reset the drawn to null as if the layer had never been rendered
layer.drawn = null;
layer.drawFeature(feature);
t.ok(true, "Trying to draw a feature on an not drawn layer doesn't throw any error.");
layer.addFeatures([feature]);
map.setCenter(new OpenLayers.Bounds(0, 0, 0, 0), 6);
t.ok(layer.unrenderedFeatures[feature.id], "Did not render feature outside the viewport.");
map.panTo(new OpenLayers.LonLat(10, 10));
t.ok(!layer.unrenderedFeatures[feature.id], "Rendered feature inside the viewport.");
layer.features = [];
}
function test_deleted_state(t) {
t.plan(9);
var map = new OpenLayers.Map("map");
var layer = new OpenLayers.Layer.Vector();
map.addLayer(layer);
var feature = new OpenLayers.Feature.Vector(
new OpenLayers.Geometry.Point(10, 10)
);
var log;
layer.renderer = {
drawFeature: function(f, s) {
log = {
feature: f,
style: s
};
},
destroy: function() {}
};
// draw feature with no state
layer.drawn = true;
layer.drawFeature(feature);
t.ok(log.feature === feature, "[no state] drawFeature called with correct feature");
t.ok(log.style.display !== "none", "[no state] drawFeature called with style display not none");
// draw feature with delete style
feature.state = OpenLayers.State.DELETE;
layer.drawFeature(feature);
t.ok(log.feature === feature, "[delete] drawFeature called with correct feature");
t.eq(log.style.display, "none", "[delete] drawFeature called with style display none");
// undelete the feature and redraw
delete feature.state;
delete feature.renderIntent;
layer.drawFeature(feature);
t.ok(log.feature === feature, "[undelete] drawFeature called with correct feature");
t.ok(log.style.display !== "none", "[undelete] drawFeature called with style display not none");
// change deleted style
layer.styleMap.styles["delete"] = new OpenLayers.Style({fillOpacity: 0.1});
// draw feature with delete style
feature.state = OpenLayers.State.DELETE;
layer.drawFeature(feature);
t.ok(log.feature === feature, "[draw deleted] drawFeature called with correct feature");
t.ok(log.style.display !== "none", "[draw deleted] drawFeature called with style display not none");
t.eq(log.style.fillOpacity, 0.1,"[draw deleted] drawFeature called with correct fill opacity");
}
function test_Layer_Vector_eraseFeatures(t) {
t.plan(2);
var layer = new OpenLayers.Layer.Vector("Test Layer");
var map = new OpenLayers.Map('map');
map.addLayer(layer);
var geometry = new OpenLayers.Geometry.Point(10, 10);
var feature = new OpenLayers.Feature.Vector(geometry);
var f;
layer.renderer = {
eraseFeatures: function(features) {
f = features[0];
},
destroy: function() { }
};
layer.eraseFeatures([feature]);
t.ok(f, "calls layer.renderer.eraseFeatures");
t.ok(geometry.equals(f.geometry),
"calls layer.renderer.eraseFeatures() given an array of features");
}
function test_Layer_Vector_destroyFeatures (t) {
t.plan(8);
var layer = new OpenLayers.Layer.Vector(name);
var map = new OpenLayers.Map('map');
map.addLayer(layer);
var features = [], i;
for (i = 0; i < 5; i++) {
features.push(new OpenLayers.Feature.Vector(
new OpenLayers.Geometry.Point(0,0)));
}
layer.addFeatures(features);
t.eq(layer.features.length, 5, "addFeatures adds 5 features");
layer.selectedFeatures.push(features[0]);
layer.destroyFeatures();
t.eq(layer.features.length, 0, "destroyFeatures triggers removal");
t.eq(layer.selectedFeatures, [], "Destroy features removes selected features");
var allDestroyed = true;
for (i = 0; i < 5; i++) {
if(features[i].geometry) {
allDestroyed = false;
}
}
t.ok(allDestroyed, "destroyFeatures actually destroys features");
features = [];
for (i = 0; i < 5; i++) {
features.push(new OpenLayers.Feature.Vector(
new OpenLayers.Geometry.Point(0,0)));
}
layer.addFeatures(features);
layer.selectedFeatures.push(features[0]);
layer.selectedFeatures.push(features[1]);
layer.destroyFeatures([features[0], features[1]]);
t.eq(layer.features.length, 3, "destroyFeatures removes appropriate features");
t.eq(layer.selectedFeatures, [], "destroyFeatures removes appropriate selected features");
t.eq(features[0].geometry, null, "destroyFeatures destroys feature 0");
t.eq(features[1].geometry, null, "destroyFeatures destroys feature 1");
}
function test_Layer_Vector_destroy (t) {
t.plan(6);
var options = {protocol: new OpenLayers.Protocol(),
strategies: [new OpenLayers.Strategy(), new OpenLayers.Strategy()]}
var layer = new OpenLayers.Layer.Vector(name, options);
var map = new OpenLayers.Map('map');
map.addLayer(layer);
layer.destroy();
t.eq(layer.map, null, "layer.map is null after destroy");
t.ok(!layer.renderer, "layer.renderer is falsey");
var err;
try {
layer.getFeatureFromEvent({target: "map"});
} catch (ex) {
err = ex;
}
t.ok(err, "Error thrown when calling getFeatureFromEvent on destroyed layer");
t.eq(layer.protocol, null, "layer.protocol is null after destroy");
t.eq(layer.strategies, null, "layer.strategies is null after destroy");
// test that we can call layer.destroy a second time without trouble
try {
layer.destroy();
layer.destroy();
t.ok(true, "layer.destroy called twice without any issues");
} catch(err) {
t.fail("calling layer.destroy twice triggers exception: " + err + " in " + err.fileName + " line " + err.lineNumber);
}
}
function test_Layer_Vector_clone(t) {
t.plan(5);
var original = new OpenLayers.Layer.Vector(name, {dummyOption: "foo"});
original.addFeatures([new OpenLayers.Feature.Vector(new OpenLayers.Geometry.Point(1,2), {foo: "bar"})]);
var clone = original.clone();
t.ok(clone instanceof OpenLayers.Layer.Vector, "clone is an instance of OpenLayers.Layer.Vector");
t.ok(clone.name, original.name, "clone has the same name as the original");
t.ok(clone.features[0] != original.features[0], "clone's feature does not equal the original's feature");
t.eq(clone.features[0].attributes.foo, original.features[0].attributes.foo, "clone's feature has the same attributes as the original's feature");
t.eq(clone.dummyOption, original.dummyOption, "clone's dummyOption equals the original's dummy option");
}
function test_Layer_Vector_externalGraphic(t) {
t.plan(11);
var layer = new OpenLayers.Layer.Vector("Test Layer", {isBaseLayer: true});
var renderer = layer.renderer;
var map = new OpenLayers.Map('map');
map.addLayers([layer]);
var geometryX = 10;
var geometryY = 10;
var geometry = new OpenLayers.Geometry.Point(geometryX, geometryY);
var feature = new OpenLayers.Feature.Vector(geometry);
map.zoomToMaxExtent();
var customStyle1 = new Object({
externalGraphic: 'test.png',
pointRadius: 10
});
var customStyle2 = new Object({
externalGraphic: 'test.png',
graphicWidth: 12
});
var customStyle3 = new Object({
externalGraphic: 'test.png',
graphicHeight: 14
});
var customStyle4 = new Object({
externalGraphic: 'test.png',
graphicWidth: 24,
graphicHeight: 16
});
var customStyle5 = new Object({
externalGraphic: 'test.png',
graphicWidth: 24,
graphicOpacity: 1
});
var customStyle6 = new Object({
externalGraphic: 'test.png',
graphicWidth: 24,
graphicHeight: 16,
graphicXOffset: -24,
graphicYOffset: -16
});
var root = renderer.vectorRoot;
if (layer.renderer.CLASS_NAME == 'OpenLayers.Renderer.SVG') {
feature.style = customStyle1;
layer.drawFeature(feature);
t.eq(root.firstChild.getAttributeNS(null, 'width'),
(2*customStyle1.pointRadius).toString(),
"given a pointRadius, width equals 2*pointRadius");
t.eq(root.firstChild.getAttributeNS(null, 'height'),
(2*customStyle1.pointRadius).toString(),
"given a pointRadius, height equals 2*pointRadius");
feature.style = customStyle2;
layer.drawFeature(feature);
t.eq(root.firstChild.getAttributeNS(null, 'width'),
root.firstChild.getAttributeNS(null, 'height'),
"given a graphicWidth, width equals height");
t.eq(root.firstChild.getAttributeNS(null, 'width'),
customStyle2.graphicWidth.toString(),
"width is set correctly");
feature.style = customStyle3;
layer.drawFeature(feature);
t.eq(root.firstChild.getAttributeNS(null, 'height'),
root.firstChild.getAttributeNS(null, 'width'),
"given a graphicHeight, height equals width");
t.eq(root.firstChild.getAttributeNS(null, 'height'),
customStyle3.graphicHeight.toString(),
"height is set correctly");
feature.style = customStyle4;
layer.drawFeature(feature);
t.eq(root.firstChild.getAttributeNS(null, 'height'),
customStyle4.graphicHeight.toString(),
"given graphicHeight and graphicWidth, both are set: height");
t.eq(root.firstChild.getAttributeNS(null, 'width'),
customStyle4.graphicWidth.toString(),
"given graphicHeight and graphicWidth, both are set: width");
feature.style = customStyle5;
layer.drawFeature(feature);
// we use startsWith here as some browsers (at least Safari 3 and FireFox 4)
// do not append a semi-colon to the opacity string
t.ok(OpenLayers.String.startsWith(
root.firstChild.getAttributeNS(null, 'style'),
"opacity: " + customStyle5.graphicOpacity.toString()),
"graphicOpacity correctly set");
feature.style = customStyle6;
layer.drawFeature(feature);
var x = geometryX / renderer.getResolution() + renderer.left;
var y = geometryY / renderer.getResolution() - renderer.top;
// SVG setStyle() gets x and y using getAttributeNS(), which returns
// a value with only 3 decimal digits. To mimic this we use toFixed(3) here
x = x.toFixed(3);
y = y.toFixed(3);
// toFixed() returns a string
x = parseFloat(x);
y = parseFloat(y);
t.eq(root.firstChild.getAttributeNS(null, 'x'),
(x + customStyle6.graphicXOffset).toFixed().toString(),
"graphicXOffset correctly set");
t.eq(root.firstChild.getAttributeNS(null, 'y'),
(-y + customStyle6.graphicYOffset).toFixed().toString(),
"graphicYOffset correctly set");
}
if (layer.renderer.CLASS_NAME == 'OpenLayers.Renderer.VML') {
feature.style = customStyle1;
layer.drawFeature(feature);
t.eq(root.firstChild.style.width,
(2*customStyle1.pointRadius).toString()+'px',
"given a pointRadius, width equals 2*pointRadius");
t.eq(root.firstChild.style.height,
(2*customStyle1.pointRadius).toString()+'px',
"given a pointRadius, height equals 2*pointRadius");
feature.style = customStyle2;
layer.drawFeature(feature);
t.eq(root.firstChild.style.width,
root.firstChild.style.height,
"given a graphicWidth, width equals height");
t.eq(root.firstChild.style.width,
customStyle2.graphicWidth.toString()+'px',
"width is set correctly");
feature.style = customStyle3;
layer.drawFeature(feature);
t.eq(root.firstChild.style.height,
root.firstChild.style.width,
"given a graphicHeight, height equals width");
t.eq(root.firstChild.style.height,
customStyle3.graphicHeight.toString()+'px',
"height is set correctly");
feature.style = customStyle4;
layer.drawFeature(feature);
var left = parseInt(root.firstChild.style.left);
var top = parseInt(root.firstChild.style.top);
t.eq(root.firstChild.style.height,
customStyle4.graphicHeight.toString()+'px',
"given graphicHeight and graphicWidth, both are set: height");
t.eq(root.firstChild.style.width,
customStyle4.graphicWidth.toString()+'px',
"given graphicHeight and graphicWidth, both are set: width");
feature.style = customStyle5;
layer.renderer.clear();
layer.drawFeature(feature);
var fill = root.firstChild.getElementsByTagName("v:fill")[0];
var opacity;
if(fill) {
opacity = fill.getAttribute('opacity');
}
if(opacity === undefined) {
fill = root.firstChild.getElementsByTagName("fill")[0];
opacity = fill.getAttribute('opacity');
}
t.eq(opacity,
customStyle5.graphicOpacity,
"graphicOpacity correctly set");
feature.style = customStyle6;
layer.drawFeature(feature);
var offsetLeft = parseInt(root.firstChild.style.left);
var offsetTop = parseInt(root.firstChild.style.top);
t.eq((offsetLeft-left)*2, customStyle6.graphicXOffset, "graphicXOffset correctly set");
t.eq((top-offsetTop)*2, customStyle6.graphicYOffset, "graphicYOffset correctly set");
}
}
function test_removeLayer_drawFeature(t) {
// test behaviour when features are redrawn while
// the layer has been removed from the map
t.plan(1);
// set up
var map, layer, feature;
map = new OpenLayers.Map("map");
map.addLayer(new OpenLayers.Layer("base", {isBaseLayer: true}));
layer = new OpenLayers.Layer.Vector("vector");
map.addLayer(layer);
map.zoomToMaxExtent();
feature = new OpenLayers.Feature.Vector(
new OpenLayers.Geometry.Point(1.0, 1.0));
layer.addFeatures(feature);
// test
map.removeLayer(layer);
layer.drawFeature(feature);
layer.drawFeature(feature);
map.addLayer(layer);
var count = 0, node;
while(node = document.getElementById(feature.geometry.id)) {
node.parentNode.removeChild(node);
count++;
}
t.eq(count, 1, "one geometry added, one geometry removed");
// tear down
map.destroy();
}
function test_vectorBeforeFeatureAddedVeto(t) {
t.plan( 4 );
var map = new OpenLayers.Map('map');
layer = new OpenLayers.Layer.Vector("");
map.addLayer(layer);
var feature = new OpenLayers.Feature.Vector(new OpenLayers.Geometry(1.0, 1.0));
layer.addFeatures([feature]);
var addedFeatures = [];
var beforefeatureadded_veto = function(evt) { return false; };
layer.events.register("beforefeatureadded", layer, beforefeatureadded_veto);
layer.events.register("featuresadded", layer, function(evt) {
if (evt.features) {
for (var i = 0; i < evt.features.length; i++) {
addedFeatures.push(evt.features[i]);
}
}
});
var blankFeatures = [
new OpenLayers.Feature.Vector(new OpenLayers.Geometry(1.0, 1.0)),
new OpenLayers.Feature.Vector(new OpenLayers.Geometry(1.0, 1.0))];
layer.addFeatures(blankFeatures);
t.eq(layer.features.length, 1,
"features not added to layer after beforefeatureadded veto");
t.eq(addedFeatures.length, 0,
"no features sent to featuresadded on feature veto");
addedFeatures = [];
layer.events.unregister("beforefeatureadded", layer, beforefeatureadded_veto);
beforefeatureadded_veto = function(evt) { return true; };
layer.events.register("beforefeatureadded", layer, beforefeatureadded_veto);
layer.addFeatures(blankFeatures);
t.eq(layer.features.length, 3,
"features added to layer as expected");
t.eq(addedFeatures.length, 2,
"featuresadded event received expected number of features");
}
</script>
</head>
<body>
<div id="map" style="width:500px;height:550px"></div>
</body>
</html>
|
