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|
<html>
<head>
<script src="../OLLoader.js"></script>
<script type="text/javascript">
function test_initialize(t) {
t.plan(4);
var control = new OpenLayers.Control();
control.id = Math.random();
var layer = "boo";
var callbacks = {foo: "bar"};
var options = {bar: "foo"};
var oldInit = OpenLayers.Handler.prototype.initialize;
OpenLayers.Handler.prototype.initialize = function(con, call, opt) {
t.eq(con.id, control.id,
"constructor calls parent with the correct control");
t.eq(call, callbacks,
"constructor calls parent with the correct callbacks");
t.eq(opt, options,
"constructor calls parent with the correct options");
}
var handler = new OpenLayers.Handler.Feature(control, layer,
callbacks, options);
t.eq(handler.layer, "boo",
"layer property properly set");
OpenLayers.Handler.prototype.initialize = oldInit;
}
function test_activate(t) {
t.plan(3);
var map = new OpenLayers.Map('map');
var control = new OpenLayers.Control();
map.addControl(control);
var layer = new OpenLayers.Layer();
map.addLayer(layer);
var handler = new OpenLayers.Handler.Feature(control, layer);
handler.active = true;
var activated = handler.activate();
t.ok(!activated,
"activate returns false if the handler was already active");
handler.active = false;
var zIndex = layer.div.style.zIndex;
activated = handler.activate();
t.ok(activated,
"activate returns true if the handler was not already active");
t.eq(parseInt(layer.div.style.zIndex),
map.Z_INDEX_BASE['Feature'],
"layer z-index properly adjusted");
}
function test_events(t) {
t.plan(35);
var map = new OpenLayers.Map('map');
var control = new OpenLayers.Control();
map.addControl(control);
var layer = new OpenLayers.Layer();
map.addLayer(layer);
var handler = new OpenLayers.Handler.Feature(control, layer);
// list below events that should be handled (events) and those
// that should not be handled (nonevents) by the handler
var events = ["mousedown", "mouseup", "mousemove", "click", "dblclick", "touchstart", "touchmove"];
var nonevents = ["mouseout", "resize", "focus", "blur", "touchend"];
map.events.registerPriority = function(type, obj, func) {
var output = func();
// Don't listen for setEvent handlers (#902)
if (typeof output == "string") {
t.eq(OpenLayers.Util.indexOf(nonevents, type), -1,
"registered method is not one of the events " +
"that should not be handled");
t.ok(OpenLayers.Util.indexOf(events, type) > -1,
"activate calls registerPriority with browser event: " + type);
t.eq(typeof func, "function",
"activate calls registerPriority with a function");
t.eq(func(), type,
"activate calls registerPriority with the correct method:"+type);
t.eq(obj["CLASS_NAME"], "OpenLayers.Handler.Feature",
"activate calls registerPriority with the handler");
}
}
// set browser event like properties on the handler
for(var i=0; i<events.length; ++i) {
setMethod(events[i]);
}
function setMethod(key) {
handler[key] = function() {return key};
}
var activated = handler.activate();
}
function test_geometrytype_limit(t) {
t.plan(1);
var map = new OpenLayers.Map('map');
var control = new OpenLayers.Control();
map.addControl(control);
var layer = new OpenLayers.Layer();
var feature = new OpenLayers.Feature.Vector(new OpenLayers.Geometry.Point(0,0));
feature.layer = layer;
layer.getFeatureFromEvent = function(evt) { return feature };
map.addLayer(layer);
var handler = new OpenLayers.Handler.Feature(control, layer, {}, {'geometryTypes':['OpenLayers.Geometry.Point']});
handler.activate();
handler.callback = function(type,featurelist) {
t.eq(featurelist[0].id, feature.id, "Correct feature called back on");
}
handler.handle({type: "click"});
handler.feature = null;
handler.lastFeature = null;
handler.callback = function(type,featurelist) {
t.fail("Shouldn't have called back on " + featurelist[0].geometry);
}
feature = new OpenLayers.Feature.Vector(new OpenLayers.Geometry.LineString(0,0));
feature.layer = layer;
handler.handle("click", {});
}
function test_callbacks(t) {
t.plan(14);
var map = new OpenLayers.Map('map', {controls: []});
var control = new OpenLayers.Control();
map.addControl(control);
var layer = new OpenLayers.Layer();
map.addLayer(layer);
var callbacks = {};
var newFeature, lastFeature;
var evtPx = {xy: new OpenLayers.Pixel(Math.random(), Math.random())};
// define a callback factory function
function getCallback(evt, feature) {
return function(f) {
t.ok(f == feature, evt + " callback called with proper feature");
};
}
// override the layer's getFeatureFromEvent func so that it always
// returns newFeature
layer.getFeatureFromEvent = function(evt) { return newFeature; };
var handler = new OpenLayers.Handler.Feature(control, layer, callbacks);
handler.activate();
// test click in new feature
// only 'click' callback should be called
handler.feature = null;
lastFeature = null;
newFeature = new OpenLayers.Feature.Vector();
newFeature.layer = layer;
callbacks['click'] = getCallback('click', newFeature);
callbacks['clickout'] = getCallback('clickout', lastFeature);
evtPx.type = "click";
map.events.triggerEvent('click', evtPx);
// test click in new feature and out of last feature
// both 'click' and 'clickout' callbacks should be called
lastFeature = newFeature;
newFeature = new OpenLayers.Feature.Vector();
newFeature.layer = layer;
callbacks['click'] = getCallback('click', newFeature);
callbacks['clickout'] = getCallback('clickout', lastFeature);
evtPx.type = "click";
map.events.triggerEvent('click', evtPx);
// test click out of last feature
// only 'clickout' callback should be called
lastFeature = newFeature;
newFeature = null;
callbacks['click'] = getCallback('click', newFeature);
callbacks['clickout'] = getCallback('clickout', lastFeature);
evtPx.type = "click";
map.events.triggerEvent('click', evtPx);
layer.getFeatureFromEvent = function(evt) { t.fail("mousemove called getFeatureFromEvent without any mousemove callbacks"); };
evtPx.type = "mousemove";
map.events.triggerEvent('mousemove', evtPx);
layer.getFeatureFromEvent = function(evt) { return newFeature; };
// test over a new feature
// only 'over' callback should be called
handler.feature = null;
lastFeature = null;
newFeature = new OpenLayers.Feature.Vector();
newFeature.layer = layer;
callbacks['over'] = getCallback('over', newFeature);
callbacks['out'] = getCallback('out', lastFeature);
evtPx.type = "mousemove";
map.events.triggerEvent('mousemove', evtPx);
// test over a new feature and out of last feature
// both 'over' and 'out' callbacks should be called
lastFeature = newFeature;
newFeature = new OpenLayers.Feature.Vector();
newFeature.layer = layer;
callbacks['over'] = getCallback('over', newFeature);
callbacks['out'] = getCallback('out', lastFeature);
evtPx.type = "mousemove";
map.events.triggerEvent('mousemove', evtPx);
// test out of last feature
// only 'out' callback should be called
lastFeature = newFeature;
newFeature = null;
callbacks['over'] = getCallback('over', newFeature);
callbacks['out'] = getCallback('out', lastFeature);
evtPx.type = "mousemove";
map.events.triggerEvent('mousemove', evtPx);
// test dblclick on a feature
// 'dblclick' callback should be called
handler.feature = null;
lastFeature = null;
newFeature = new OpenLayers.Feature.Vector();
newFeature.layer = layer;
callbacks['dblclick'] = getCallback('dblclick', newFeature);
evtPx.type = "dblclick";
map.events.triggerEvent('dblclick', evtPx);
// test touchstart on a feature
// 'click' callback should be called
handler.feature = null;
lastFeature = null;
newFeature = new OpenLayers.Feature.Vector();
newFeature.layer = layer;
callbacks['click'] = getCallback('click (touch)', newFeature);
callbacks['clickout'] = getCallback('clickout (touch)', lastFeature);
evtPx.type = "touchstart";
map.events.triggerEvent('touchstart', evtPx);
// test touchstart on the same feature
// 'click' callback should be called
callbacks['click'] = getCallback('click (touch)', newFeature);
evtPx.type = "touchstart";
map.events.triggerEvent('touchstart', evtPx);
// test touchstart in new feature and out of last feature
// both 'click' and 'clickout' callbacks should be called
lastFeature = newFeature;
newFeature = new OpenLayers.Feature.Vector();
newFeature.layer = layer;
callbacks['click'] = getCallback('click (touch)', newFeature);
callbacks['clickout'] = getCallback('clickout (touch)', lastFeature);
evtPx.type = "touchstart";
map.events.triggerEvent('touchstart', evtPx);
// test touchstart out of last feature
// only 'clickout' callback should be called
lastFeature = newFeature;
newFeature = null;
callbacks['click'] = getCallback('click (touch)', newFeature);
callbacks['clickout'] = getCallback('clickout (touch)', lastFeature);
evtPx.type = "touchstart";
map.events.triggerEvent('touchstart', evtPx);
}
function test_touchstart(t) {
// a test to verify that the touchstart function does
// unregister the mouse listeners when it's called the
// first time
t.plan(4);
// set up
var map = new OpenLayers.Map('map', {controls: []});
var control = new OpenLayers.Control();
map.addControl(control);
var layer = new OpenLayers.Layer();
map.addLayer(layer);
var handler = new OpenLayers.Handler.Feature(control, layer, {});
handler.mousedown = function() {}; // mock mousedown
handler.activate();
var eventTypes = ['mousedown', 'mouseup', 'mousemove', 'click', 'dblclick'];
function allRegistered() {
var eventType,
listeners,
listener,
flag;
for(var i=0, ilen=eventTypes.length; i<ilen; i++) {
flag = false;
eventType = eventTypes[i];
listeners = map.events.listeners[eventType];
for(var j=0, jlen=listeners.length; j<jlen; j++) {
listener = listeners[j];
if(listener.func === handler[eventType] && listener.obj === handler) {
flag = true;
break;
}
}
if(!flag) {
return false;
}
}
return true;
}
function noneRegistered() {
var eventType,
times,
flag = false;
for(var i=0, ilen=eventTypes.length; i<ilen; i++) {
eventType = eventTypes[i];
times = map.events.listeners[eventType].length;
if (times != 0) {
t.fail(eventType + " is registered " + times + " times");
flag = true;
}
}
return !flag;
}
// test
t.ok(allRegistered(), 'mouse listeners are registered');
handler.touchstart({xy: new OpenLayers.Pixel(0, 0)});
t.ok(noneRegistered(), 'mouse listeners are unregistered');
t.ok(handler.touch, 'handler.touch is set');
handler.deactivate();
t.ok(!handler.touch, 'handler.touch is not set');
// tear down
map.destroy();
}
function test_deactivate(t) {
t.plan(3);
var map = new OpenLayers.Map('map');
var control = new OpenLayers.Control();
map.addControl(control);
var layer = new OpenLayers.Layer();
map.addLayer(layer);
var layerIndex = parseInt(layer.div.style.zIndex);
var handler = new OpenLayers.Handler.Feature(control, layer);
handler.active = false;
var deactivated = handler.deactivate();
t.ok(!deactivated,
"deactivate returns false if the handler was not already active");
handler.active = true;
deactivated = handler.deactivate();
t.ok(deactivated,
"deactivate returns true if the handler was active already");
t.eq(parseInt(layer.div.style.zIndex),
layerIndex,
"deactivate sets the layer z-index back");
}
function test_stopHandled(t) {
t.plan(3);
var map = new OpenLayers.Map('map');
var control = new OpenLayers.Control();
map.addControl(control);
var layer = new OpenLayers.Layer();
map.addLayer(layer);
var handler = new OpenLayers.Handler.Feature(control, layer);
handler.activate();
handler.handle = function(evt) { return /* handled */ true; };
var evtPx = {xy: new OpenLayers.Pixel(Math.random(), Math.random())};
map.events.register("click", map, function(e) {
t.ok(!handler.stopClick, "clicks propagate with stopClick set to false" );
});
map.events.register("mousedown", map, function(e) {
t.ok(!handler.stopDown, "mousedown propagate with stopDown set to false" );
});
map.events.register("mouseup", map, function(e) {
t.ok(!handler.stopUp, "mouseup propagate with stopUp set to false" );
});
// 0 test
map.events.triggerEvent('click', evtPx);
// 0 test
map.events.triggerEvent('mousedown', evtPx);
// 0 test
map.events.triggerEvent('mousedown', evtPx);
// 1 test
handler.stopClick = false;
map.events.triggerEvent('click', evtPx);
// 1 test
handler.stopDown = false;
map.events.triggerEvent('mousedown', evtPx);
// 1 test
handler.stopUp = false;
map.events.triggerEvent('mouseup', evtPx);
// 3 tests total
}
function test_destroyed_feature(t) {
t.plan(18);
// setup
var map = new OpenLayers.Map('map');
var control = new OpenLayers.Control();
map.addControl(control);
var layer = new OpenLayers.Layer();
layer.removeFeatures = function() {};
map.addLayer(layer);
var handler = new OpenLayers.Handler.Feature(control, layer);
var feature, count, lastType, lastHandled;
handler.callback = function(type, features) {
++count;
lastType = type;
lastHandled = features;
}
/**
* Test that a destroyed feature doesn't get sent to the "click" callback
*/
count = 0;
handler.activate();
feature = new OpenLayers.Feature.Vector(new OpenLayers.Geometry.Point(0,0));
feature.layer = layer;
// mock click on a feature
layer.getFeatureFromEvent = function(evt) {return feature};
handler.handle({type: "click"});
// confirm that feature was handled
t.eq(count, 1, "[click] callback called once");
t.eq(lastType, "click", "[click] correct callback type");
t.eq(lastHandled[0].id, feature.id, "[click] correct feature sent to callback");
// now destroy the feature and confirm that the callback is not called again
feature.destroy();
handler.handle({type: "click"});
if(count === 1) {
t.ok(true, "[click] callback not called after destroy");
} else {
t.fail("[click] callback called after destroy: " + lastType);
}
/**
* Test that a destroyed feature doesn't get sent to the "clickout" callback
*/
count = 0;
handler.deactivate();
handler.activate();
feature = new OpenLayers.Feature.Vector(new OpenLayers.Geometry.Point(0,0));
feature.layer = layer;
// mock a click on a feature
layer.getFeatureFromEvent = function(evt) {return feature};
handler.handle({type: "click"});
// confirm that callback got feature
t.eq(count, 1, "[clickout] callback called once on in");
t.eq(lastType, "click", "[clickout] click callback called on in");
t.eq(lastHandled.length, 1, "[clickout] callback called with one feature");
t.eq(lastHandled[0].id, feature.id, "[clickout] callback called with correct feature");
// now mock a click off a destroyed feature
feature.destroy();
layer.getFeatureFromEvent = function(evt) {return null};
handler.handle({type: "click"});
// confirm that callback does not get called
if(count === 1) {
t.ok(true, "[clickout] callback not called when clicking out of a destroyed feature");
} else {
t.fail("[clickout] callback called when clicking out of a destroyed feature: " + lastType);
}
/**
* Test that a destroyed feature doesn't get sent to the "over" callback
*/
count = 0;
handler.deactivate();
handler.activate();
feature = new OpenLayers.Feature.Vector(new OpenLayers.Geometry.Point(0,0));
feature.layer = layer;
// mock mousemove over a feature
layer.getFeatureFromEvent = function(evt) {return feature};
handler.handle({type: "mousemove"});
// confirm that feature was handled
t.eq(count, 1, "[over] callback called once");
t.eq(lastType, "over", "[over] correct callback type");
t.eq(lastHandled[0].id, feature.id, "[over] correct feature sent to callback");
// now destroy the feature and confirm that the callback is not called again
feature.destroy();
handler.handle({type: "mousemove"});
if(count === 1) {
t.ok(true, "[over] callback not called after destroy");
} else {
t.fail("[over] callback called after destroy: " + lastType);
}
/**
* Test that a destroyed feature doesn't get sent to the "out" callback
*/
count = 0;
handler.deactivate();
handler.activate();
feature = new OpenLayers.Feature.Vector(new OpenLayers.Geometry.Point(0,0));
feature.layer = layer;
// mock a mousemove over a feature
layer.getFeatureFromEvent = function(evt) {return feature};
handler.handle({type: "mousemove"});
// confirm that callback got feature
t.eq(count, 1, "[out] callback called once on over");
t.eq(lastType, "over", "[out] click callback called on over");
t.eq(lastHandled.length, 1, "[out] callback called with one feature");
t.eq(lastHandled[0].id, feature.id, "[out] callback called with correct feature");
// now mock a click off a destroyed feature
feature.destroy();
layer.getFeatureFromEvent = function(evt) {return null};
handler.handle({type: "mousemove"});
// confirm that callback does not get called
if(count === 1) {
t.ok(true, "[out] callback not called when moving out of a destroyed feature");
} else {
t.fail("[out] callback called when moving out of a destroyed feature: " + lastType);
}
handler.destroy();
}
function test_click_tolerance(t) {
t.plan(3);
var map, control, layer, feature, evtPx;
var clicks, callbacks, handler;
map = new OpenLayers.Map('map', {controls: []});
control = new OpenLayers.Control();
map.addControl(control);
layer = new OpenLayers.Layer();
map.addLayer(layer);
feature = new OpenLayers.Feature.Vector();
feature.layer = layer;
evtPx = {
xy: new OpenLayers.Pixel(Math.random(), Math.random()),
type: "click"
};
// override the layer's getFeatureFromEvent func so that it always
// returns newFeature
layer.getFeatureFromEvent = function(evt) { return feature; };
callbacks = {
click: function() {
clicks++;
}
};
handler = new OpenLayers.Handler.Feature(
control, layer, callbacks, {clickTolerance: 4});
handler.activate();
// distance between down and up is 1, which is
// lower than clickTolerance so "click" should trigger
handler.down = {x: 0, y: 0};
handler.up = {x: 1, y: 0};
clicks = 0;
map.events.triggerEvent("click", evtPx);
t.eq(clicks, 1, "click callback triggers when tolerance is not reached (lower than)");
// distance between down and up is 4, which is
// equal to clickTolerance so "click" should trigger
handler.down = {x: 0, y: 0}; // cached handler.down cleared (#857)
handler.up = {x: 0, y: 4};
clicks = 0;
map.events.triggerEvent("click", evtPx);
t.eq(clicks, 1, "click callback triggers when tolerance is not reached (equal to)");
// distance between down and up is 5, which is
// greater than clickTolerance so "click" should not trigger
handler.down = {x: 0, y: 0}; // cached handler.down cleared (#857)
handler.up = {x: 5, y: 0};
clicks = 0;
map.events.triggerEvent("click", evtPx);
t.eq(clicks, 0, "click callback does not trigger when tolerance is reached");
}
function test_multitouch_canvas(t) {
var supported = OpenLayers.Renderer.Canvas.prototype.supported();
if (!supported) { t.plan(0); return; }
t.plan(1);
// set up
var log;
var map = new OpenLayers.Map('map');
var layer = new OpenLayers.Layer.Vector('vectors', {
renderers: ['Canvas'],
isBaseLayer: true
});
map.addLayer(layer);
var control = new OpenLayers.Control();
var handler = new OpenLayers.Handler.Feature(control, layer,
{click: function() { log++; }});
control.handler = handler;
map.addControl(control);
control.activate();
var feature = new OpenLayers.Feature.Vector(
new OpenLayers.Geometry.Point(0, 0));
layer.addFeatures(feature);
map.zoomToMaxExtent();
// test
// mock getMousePosition on the events object to make
// sure scrolls, offsets and leftop do not interfere
map.events.getMousePosition = function(evt) {
return new OpenLayers.Pixel(evt.clientX,
evt.clientY);
};
log = 0;
var evt = {
type: 'touchstart',
touches: [{
clientX: 100,
clientY: 75
}, {
clientX: 200,
clientY: 75
}]
};
map.events.handleBrowserEvent(evt);
t.eq(log, 0, "no feature selection when multi-touching");
// tear down
map.destroy();
}
function test_layerorder(t) {
t.plan(2);
var map = new OpenLayers.Map("map");
var base = new OpenLayers.Layer(null, {isBaseLayer: true});
var vector = new OpenLayers.Layer.Vector();
map.addLayers([base, vector]);
map.addControl(new OpenLayers.Control.SelectFeature(vector, {autoActivate: true}));
map.zoomToMaxExtent();
t.eq(parseInt(vector.getZIndex(), 10), 725, "vector layer's zIndex correct");
map.events.triggerEvent("changelayer");
t.eq(parseInt(vector.getZIndex(), 10), 725, "vector layer's zIndex still correct after changelayer event");
}
function test_clear_event_position_cache(t) {
t.plan(2);
var map, control, layer, feature, evtPx;
map = new OpenLayers.Map('map', {controls: []});
control = new OpenLayers.Control();
map.addControl(control);
layer = new OpenLayers.Layer();
layer.getFeatureFromEvent = function(evt) { return feature; };
map.addLayer(layer);
feature = new OpenLayers.Feature.Vector();
feature.layer = layer;
evtPx = {
xy: new OpenLayers.Pixel(Math.random(), Math.random()),
type: "click"
};
handler = new OpenLayers.Handler.Feature(
control, layer, {}, {});
handler.activate();
handler.down = {x: 0, y: 0};
handler.up = {x: 1, y: 0};
map.events.triggerEvent("click", evtPx);
t.eq(handler.down, null, "cached mousedown position is cleared after handling click");
t.eq(handler.up, null, "cached mouseup position is cleared after handling click")
}
</script>
</head>
<body>
<div id="map" style="width: 300px; height: 150px;"/>
</body>
</html>
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