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+<html>
+<head>
+ <script src="../OLLoader.js"></script>
+ <script type="text/javascript">
+ function test_Handler_Drag_constructor(t) {
+ t.plan(3);
+ var control = new OpenLayers.Control();
+ control.id = Math.random();
+ 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.Drag(control, callbacks, options);
+
+ OpenLayers.Handler.prototype.initialize = oldInit;
+ }
+
+ function test_Handler_Drag_activate(t) {
+ t.plan(3);
+ var map = new OpenLayers.Map('map');
+ var control = new OpenLayers.Control();
+ map.addControl(control);
+ var handler = new OpenLayers.Handler.Drag(control);
+ handler.active = true;
+ var activated = handler.activate();
+ t.ok(!activated,
+ "activate returns false if the handler was already active");
+ handler.active = false;
+ handler.dragging = true;
+ activated = handler.activate();
+ t.ok(activated,
+ "activate returns true if the handler was not already active");
+ t.ok(!handler.dragging,
+ "activate sets dragging to false");
+
+ }
+
+ function test_Handler_Drag_events(t) {
+ t.plan(40);
+
+ var map = new OpenLayers.Map('map');
+ var control = new OpenLayers.Control();
+ map.addControl(control);
+ var handler = new OpenLayers.Handler.Drag(control);
+
+ // list below events that should be handled (events) and those
+ // that should not be handled (nonevents) by the handler
+ var events = ["mousedown", "mouseup", "mousemove", "mouseout", "click",
+ "touchstart", "touchmove", "touchend"];
+ var nonevents = ["dblclick", "resize", "focus", "blur"];
+ map.events.registerPriority = function(type, obj, func) {
+ var r = func();
+ if(typeof r == "string") {
+ // this is one of the mock handler methods
+ 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");
+ t.eq(obj["CLASS_NAME"], "OpenLayers.Handler.Drag",
+ "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_Handler_Drag_callbacks(t) {
+ t.plan(33);
+
+ var map = new OpenLayers.Map('map', {controls: []});
+
+ var control = new OpenLayers.Control();
+ map.addControl(control);
+
+ // set callback methods (out doesn't get an xy)
+ var events = ["down", "move", "up", "done"];
+ var testEvents = {};
+ var xys = {};
+ var callbacks = {};
+ for(var i=0; i<events.length; ++i) {
+ var px = new OpenLayers.Pixel(Math.random(), Math.random());
+ testEvents[events[i]] = {xy: px};
+ setCallback(events[i]);
+ }
+ function setCallback(key) {
+ callbacks[key] = function(evtxy) {
+ t.ok(evtxy.x == testEvents[key].xy.x &&
+ evtxy.y == testEvents[key].xy.y,
+ key + " callback called with the proper evt.xy");
+ }
+ }
+
+ var handler = new OpenLayers.Handler.Drag(control, callbacks);
+ handler.activate();
+
+ var oldIsLeftClick = OpenLayers.Event.isLeftClick;
+ var oldPreventDefault = OpenLayers.Event.preventDefault;
+ var oldCheckModifiers = handler.checkModifiers;
+
+ // test mousedown with right click
+ OpenLayers.Event.isLeftClick = function() {
+ return false;
+ }
+ handler.checkModifiers = function() {
+ return true;
+ }
+ handler.started = true;
+ handler.start = {x: "foo", y: "bar"};
+ handler.last = {x: "foo", y: "bar"};
+ map.events.triggerEvent("mousedown", testEvents.down);
+ t.ok(!handler.started, "right-click sets started to false");
+ t.eq(handler.start, null, "right-click sets start to null");
+ t.eq(handler.last, null, "right-click sets last to null");
+
+ // test mousedown with improper modifier
+ OpenLayers.Event.isLeftClick = function() {
+ return true;
+ }
+ handler.checkModifiers = function() {
+ return false;
+ }
+ handler.started = true;
+ handler.start = {x: "foo", y: "bar"};
+ handler.last = {x: "foo", y: "bar"};
+ map.events.triggerEvent("mousedown", testEvents.down);
+ t.ok(!handler.started, "bad modifier sets started to false");
+ t.eq(handler.start, null, "bad modifier sets start to null");
+ t.eq(handler.last, null, "bad modifier sets last to null");
+
+ // test mousedown
+ handler.checkModifiers = function(evt) {
+ t.ok(evt.xy.x == testEvents.down.xy.x &&
+ evt.xy.y == testEvents.down.xy.y,
+ "mousedown calls checkModifiers with the proper event");
+ return true;
+ }
+ OpenLayers.Event.isLeftClick = function(evt) {
+ t.ok(evt.xy.x == testEvents.down.xy.x &&
+ evt.xy.y == testEvents.down.xy.y,
+ "mousedown calls isLeftClick with the proper event");
+ return true;
+ }
+ OpenLayers.Event.preventDefault = function(evt) {
+ t.ok(evt.xy.x == testEvents.down.xy.x && evt.xy.y == testEvents.down.xy.y,
+ "mousedown default action is disabled");
+ }
+ map.events.triggerEvent("mousedown", testEvents.down);
+ t.ok(handler.started, "mousedown sets the started flag to true");
+ t.ok(!handler.dragging, "mouse down sets the dragging flag to false");
+ t.ok(handler.start.x == testEvents.down.xy.x &&
+ handler.start.y == testEvents.down.xy.y,
+ "mouse down sets handler.start correctly");
+ t.ok(handler.last.x == testEvents.down.xy.x &&
+ handler.last.y == testEvents.down.xy.y,
+ "mouse down sets handler.last correctly");
+
+ OpenLayers.Event.preventDefault = oldPreventDefault;
+ OpenLayers.Event.isLeftClick = oldIsLeftClick;
+ handler.checkModifiers = oldCheckModifiers;
+
+ // test mouseup before mousemove
+ var realUp = testEvents.up;
+ testEvents.up = testEvents.down;
+ // this will fail with notice about the done callback being called
+ // if done is called when it shouldn't be
+ map.events.triggerEvent("mouseup", testEvents.up);
+ testEvents.up = realUp;
+
+ // test mousemove
+ handler.started = false;
+ map.events.triggerEvent("mousemove", {xy: {x: null, y: null}});
+ // if the handler triggers the move callback, it will be with the
+ // incorrect evt.xy
+ t.ok(true,
+ "mousemove before the handler has started doesn't call move");
+
+ handler.started = true;
+ map.events.triggerEvent("mousemove", testEvents.move);
+ t.ok(handler.dragging, "mousemove sets the dragging flag to true");
+ t.ok(handler.start.x == testEvents.down.xy.x &&
+ handler.start.y == testEvents.down.xy.y,
+ "mouse move leaves handler.start alone");
+ t.ok(handler.last.x == testEvents.move.xy.x &&
+ handler.last.y == testEvents.move.xy.y,
+ "mouse move sets handler.last correctly");
+
+ // a second move with the same evt.xy should not trigger move callback
+ // if it does, the test page will complain about a bad plan number
+ var oldMove = handler.callbacks.move;
+ handler.callbacks.move = function() {
+ t.ok(false,
+ "a second move with the same evt.xy should not trigger a move callback");
+ }
+ map.events.triggerEvent("mousemove", testEvents.move);
+ handler.callbacks.move = oldMove;
+
+ // test mouseup
+ handler.started = false;
+ map.events.triggerEvent("mouseup", {xy: {x: null, y: null}});
+ // if the handler triggers the up callback, it will be with the
+ // incorrect evt.xy
+ t.ok(true,
+ "mouseup before the handler has started doesn't call up");
+
+ handler.started = true;
+ // mouseup triggers the up and done callbacks
+ testEvents.done = testEvents.up;
+ map.events.triggerEvent("mouseup", testEvents.up);
+ t.ok(!this.started, "mouseup sets the started flag to false");
+ t.ok(!this.dragging, "mouseup sets the dragging flag to false");
+
+ // test mouseout
+ handler.started = false;
+ map.events.triggerEvent("mouseout", {xy: {x: null, y: null}});
+ // if the handler triggers the out or done callback, it will be with the
+ // incorrect evt.xy
+ t.ok(true,
+ "mouseout before the handler has started doesn't call out or done");
+
+ handler.started = true;
+ var oldMouseLeft = OpenLayers.Util.mouseLeft;
+ OpenLayers.Util.mouseLeft = function(evt, element) {
+ t.ok(evt.xy.x == testEvents.done.xy.x &&
+ evt.xy.y == testEvents.done.xy.y,
+ "mouseout calls Util.mouseLeft with the correct event");
+ t.eq(element.id, map.viewPortDiv.id,
+ "mouseout calls Util.mouseLeft with the correct element");
+ return true;
+ }
+ // mouseup triggers the out and done callbacks
+ // out callback gets no arguments
+ handler.callbacks.out = function() {
+ t.eq(arguments.length, 0,
+ "mouseout calls out callback with no arguments");
+ }
+ map.events.triggerEvent("mouseout", testEvents.done);
+ t.ok(!handler.started, "mouseout sets started flag to false");
+ t.ok(!handler.dragging, "mouseout sets dragging flag to false");
+ OpenLayers.Util.mouseLeft = oldMouseLeft;
+
+ // test click with the click.html example - the click method on the
+ // drag handler returns (handler.start == handler.last), stopping
+ // propagation of the click event if the mouse moved during a drag.
+
+ // regression tests will assure that the drag handler doesn't mess
+ // with anything else on a click
+ function getProperties(obj) {
+ var props = {};
+ for(key in obj) {
+ if(typeof obj[key] != "function" && typeof obj[key] != "object") {
+ props[key] = obj[key];
+ }
+ }
+ return props;
+ }
+ var before = getProperties(handler);
+ map.events.triggerEvent("click", null);
+ var after = getProperties(handler);
+ t.eq(before, after, "click doesn't mess with handler");
+
+ }
+
+ function test_Handler_Drag_touch(t) {
+ // In this test we verify that "touchstart", "touchmove", and
+ // "touchend" events set expected states in the drag handler.
+ // We also verify that we prevent the default as appropriate.
+
+ t.plan(19);
+
+ // set up
+
+ var m = new OpenLayers.Map('map', {controls: []});
+ var c = new OpenLayers.Control();
+ m.addControl(c);
+ var h = new OpenLayers.Handler.Drag(c, {
+ done: function(px) {
+ log.push(px);
+ }
+ });
+ h.activate();
+
+ var _preventDefault = OpenLayers.Event.preventDefault;
+ OpenLayers.Event.preventDefault = function(e) {
+ log.push(e);
+ };
+
+ var Px = OpenLayers.Pixel, e;
+ var log = [];
+
+ // test
+ e = {touches: [{}], xy: new Px(0, 0)};
+ m.events.triggerEvent('touchstart', e);
+ t.eq(h.started, true, '[touchstart] started is set');
+ t.eq(h.start.x, 0, '[touchstart] start.x is correct');
+ t.eq(h.start.y, 0, '[touchstart] start.y is correct');
+ t.eq(log.length, 1, '[touchstart] one item in log');
+ t.ok(log[0] === e, "touchstart", '[touchstart] event is stopped');
+ t.eq(m.events.listeners.mousedown.length, 0,"mousedown is not registered");
+ t.eq(m.events.listeners.mouseup.length, 0,"mouseup is not registered");
+ t.eq(m.events.listeners.mousemove.length, 0,"mousemove is not registered");
+ t.eq(m.events.listeners.click.length, 0,"click is not registered");
+ t.eq(m.events.listeners.mouseout.length, 0,"mouseout is not registered");
+
+ e = {xy: new Px(1, 1)};
+ m.events.triggerEvent('touchmove', e);
+ t.eq(h.dragging, true, '[touchmove] dragging is set');
+ t.eq(h.last.x, 1, '[touchmove] last.x is correct');
+ t.eq(h.last.y, 1, '[touchmove] last.y is correct');
+ t.eq(log.length, 1, '[touchmove] one item in log (event is not stopped)');
+
+ e = {xy: new Px(2, 2)};
+ m.events.triggerEvent('touchend', e);
+ t.eq(h.started, false, '[touchend] started is reset');
+ t.eq(h.started, false, '[touchend] started is reset');
+ // the "done" callback gets the position of the last touchmove
+ t.eq(log.length, 2, '[touchend] two items in log');
+ t.ok(log[1] instanceof Px, '[touchend] got');
+ t.ok(log[1].equals(e.xy), '[touchend] done callback got correct position');
+
+ // tear down
+
+ OpenLayers.Event.preventDefault = _preventDefault;
+ m.destroy();
+ }
+
+ function test_Handler_Drag_submethods(t) {
+ t.plan(8);
+
+ var map = new OpenLayers.Map('map', {controls: []});
+
+ var control = new OpenLayers.Control();
+ map.addControl(control);
+
+
+ var handler = new OpenLayers.Handler.Drag(control, {});
+ // set test events
+ var events = ["down", "move", "up", "out"];
+ var onselect = {
+ "move": OpenLayers.Function.False,
+ "up": OpenLayers.Function.False,
+ "out": OpenLayers.Function.True
+ }
+ var testEvents = {};
+ var type, px;
+ for(var i=0; i<events.length; ++i) {
+ type = events[i];
+ px = new OpenLayers.Pixel(Math.random(), Math.random());
+ testEvents[type] = {xy: px};
+ setMethod(type);
+ }
+ function setMethod(type) {
+ handler[type] = function(evt) {
+ t.ok(evt.xy.x == testEvents[type].xy.x &&
+ evt.xy.y == testEvents[type].xy.y,
+ "handler." + type + " called with the right event");
+ onselect[type] && t.ok(document.onselectstart === onselect[type], "document.onselectstart listener is correct after " + type);
+ }
+ }
+ handler.activate();
+
+ // pretend that we have gone through a down-move-up-out cycle before
+ handler.oldOnselectstart = OpenLayers.Function.True;
+
+ // test mousedown
+ handler.checkModifiers = function(evt) {
+ return true;
+ }
+ var oldIsLeftClick = OpenLayers.Event.isLeftClick;
+ OpenLayers.Event.isLeftClick = function(evt) {
+ return true;
+ }
+ map.events.triggerEvent("mousedown", testEvents.down);
+ OpenLayers.Event.isLeftClick = oldIsLeftClick;
+
+ // test mousemove
+ map.events.triggerEvent("mousemove", testEvents.move);
+
+ // test mouseup
+ map.events.triggerEvent("mouseup", testEvents.up);
+
+ // test mouseout
+ var oldMouseLeft = OpenLayers.Util.mouseLeft;
+ OpenLayers.Util.mouseLeft = function() {
+ return true;
+ };
+ handler.started = true;
+ map.events.triggerEvent("mouseout", testEvents.out);
+ OpenLayers.Util.mouseLeft = oldMouseLeft;
+
+ t.ok(document.onselectstart === OpenLayers.Function.True, "document.onselectstart listener correct after down-move-up-out cycle");
+
+ }
+
+ function test_Handler_Drag_deactivate(t) {
+ t.plan(7);
+ var map = new OpenLayers.Map('map');
+ var control = new OpenLayers.Control();
+ map.addControl(control);
+ var handler = new OpenLayers.Handler.Drag(control);
+ handler.active = false;
+ var deactivated = handler.deactivate();
+ t.ok(!deactivated,
+ "deactivate returns false if the handler was not already active");
+ handler.active = true;
+ handler.dragging = true;
+ handler.touch = true;
+ deactivated = handler.deactivate();
+ t.ok(deactivated,
+ "deactivate returns true if the handler was active already");
+ t.ok(!handler.started,
+ "deactivate sets started to false");
+ t.ok(!handler.dragging,
+ "deactivate sets dragging to false");
+ t.ok(handler.start == null,
+ "deactivate sets start to null");
+ t.ok(handler.last == null,
+ "deactivate sets last to null");
+ t.ok(!handler.touch,
+ "deactivate sets touch to false");
+ }
+
+ function test_interval_timer_after_mouseup(t) {
+ t.plan(5);
+
+ // set up
+
+ var map = new OpenLayers.Map('map');
+
+ var control = new OpenLayers.Control();
+ map.addControl(control);
+
+ var moveCnt;
+
+ var handler = new OpenLayers.Handler.Drag(control, {}, {
+ interval: 1,
+ move: function() {
+ moveCnt++;
+ }
+ });
+ handler.activate();
+
+ handler.checkModifiers = function() { return true; };
+
+ var ilc = OpenLayers.Event.isLeftClick;
+ OpenLayers.Event.isLeftClick = function() { return true; };
+
+ // test
+
+ moveCnt = 0;
+
+ var xy1 = new OpenLayers.Pixel(1, 2);
+ handler.mousedown({xy: xy1});
+ t.ok(handler.last == xy1, "[mousedown] last is as expected");
+ var xy2 = new OpenLayers.Pixel(2, 3);
+ handler.mousemove({xy: xy2});
+ t.ok(handler.last == xy2, "[mousemove 1] last is as expected");
+ t.ok(handler.timeoutId != null, "[mousemove 1] timeoutId is set");
+ var xy3 = new OpenLayers.Pixel(3, 4);
+ handler.mousemove({xy: xy3});
+ t.ok(handler.last == xy2, "[mousemove 2] last is as expected");
+ var xy4 = new OpenLayers.Pixel(4, 5);
+ handler.mouseup({xy: xy4});
+
+ t.delay_call(3, function() {
+ // the timer should not cause a move
+ t.eq(moveCnt, 1, "move called once");
+ // tear down
+ OpenLayers.Event.isLeftClick = ilc;
+ });
+ }
+
+ function test_interval_timer_after_mousedown(t) {
+ t.plan(5);
+
+ // set up
+
+ var map = new OpenLayers.Map('map');
+
+ var control = new OpenLayers.Control();
+ map.addControl(control);
+
+ var moveCnt;
+
+ var handler = new OpenLayers.Handler.Drag(control, {}, {
+ interval: 1,
+ move: function() {
+ moveCnt++;
+ }
+ });
+ handler.activate();
+
+ handler.checkModifiers = function() { return true; };
+
+ var ilc = OpenLayers.Event.isLeftClick;
+ OpenLayers.Event.isLeftClick = function() { return true; };
+
+ // test
+
+ moveCnt = 0;
+
+ var xy1 = new OpenLayers.Pixel(1, 2);
+ handler.mousedown({xy: xy1});
+ t.ok(handler.last == xy1, "[mousedown] last is as expected");
+ var xy2 = new OpenLayers.Pixel(2, 3);
+ handler.mousemove({xy: xy2});
+ t.ok(handler.last == xy2, "[mousemove 1] last is as expected");
+ t.ok(handler.timeoutId != null, "[mousemove 1] timeoutId is set");
+ var xy3 = new OpenLayers.Pixel(3, 4);
+ handler.mousemove({xy: xy3});
+ t.ok(handler.last == xy2, "[mousemove 2] last is as expected");
+ var xy4 = new OpenLayers.Pixel(4, 5);
+ handler.mouseup({xy: xy4});
+ var xy5 = new OpenLayers.Pixel(5, 6);
+ handler.mousedown({xy: xy4});
+
+ t.delay_call(3, function() {
+ // the timer should not cause a move
+ t.eq(moveCnt, 1, "move called once");
+ // tear down
+ OpenLayers.Event.isLeftClick = ilc;
+ });
+ }
+
+ function test_interval_timer_before_mouseup(t) {
+ t.plan(5);
+
+ // set up
+
+ var map = new OpenLayers.Map('map');
+
+ var control = new OpenLayers.Control();
+ map.addControl(control);
+
+ var moveCnt;
+
+ var handler = new OpenLayers.Handler.Drag(control, {}, {
+ interval: 1,
+ move: function() {
+ moveCnt++;
+ }
+ });
+ handler.activate();
+
+ handler.checkModifiers = function() { return true; };
+
+ var ilc = OpenLayers.Event.isLeftClick;
+ OpenLayers.Event.isLeftClick = function() { return true; };
+
+ // test
+
+ moveCnt = 0;
+
+ var xy1 = new OpenLayers.Pixel(1, 2);
+ handler.mousedown({xy: xy1});
+ t.ok(handler.last == xy1, "[mousedown] last is as expected");
+ var xy2 = new OpenLayers.Pixel(2, 3);
+ handler.mousemove({xy: xy2});
+ t.ok(handler.last == xy2, "[mousemove 1] last is as expected");
+ t.ok(handler.timeoutId != null, "[mousemove 1] timeoutId is set");
+ var xy3 = new OpenLayers.Pixel(3, 4);
+ handler.mousemove({xy: xy3});
+ t.ok(handler.last == xy2, "[mousemove 2] last is as expected");
+
+ t.delay_call(3, function() {
+ // the timer should cause a move
+ t.eq(moveCnt, 2, "move called twice");
+ var xy4 = new OpenLayers.Pixel(4, 5);
+ handler.mouseup({xy: xy4});
+ // tear down
+ OpenLayers.Event.isLeftClick = ilc;
+ });
+ }
+
+
+ </script>
+</head>
+<body>
+ <div id="map" style="width: 300px; height: 150px;"/>
+</body>
+</html>
generated by cgit v1.2.3 (git 2.25.1) at 2024-11-16 22:08:51 +0000