139 lines
4.4 KiB
JavaScript
139 lines
4.4 KiB
JavaScript
goog.provide('ol.test.pointer.TouchSource');
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goog.require('goog.object');
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describe('ol.pointer.TouchSource', function() {
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var handler;
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var target;
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var eventSpy;
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beforeEach(function() {
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target = goog.dom.createElement('DIV');
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// make sure that a mouse and touch event source is used
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ol.has.POINTER = false;
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ol.has.MSPOINTER = false;
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ol.has.TOUCH = true;
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handler = new ol.pointer.PointerEventHandler(target);
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eventSpy = sinon.spy();
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});
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afterEach(function() {
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handler.dispose();
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});
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describe('pointer event creation', function() {
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it('generates pointer events for each touch contact', function() {
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goog.events.listen(handler, 'pointerdown', eventSpy);
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simulateTouchEvent('touchstart', [
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{identifier: 3, clientX: 10, clientY: 11},
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{identifier: 4, clientX: 30, clientY: 45}
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]);
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expect(eventSpy.calledTwice).to.be.ok();
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// pointer event for the first touch contact
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var pointerEvent1 = eventSpy.firstCall.args[0];
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expect(pointerEvent1.pointerId).to.be(5);
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expect(pointerEvent1.pointerType).to.be('touch');
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expect(pointerEvent1.clientX).to.be(10);
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expect(pointerEvent1.clientY).to.be(11);
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// pointer event for the second touch contact
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var pointerEvent2 = eventSpy.secondCall.args[0];
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expect(pointerEvent2.pointerId).to.be(6);
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expect(pointerEvent2.pointerType).to.be('touch');
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expect(pointerEvent2.clientX).to.be(30);
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expect(pointerEvent2.clientY).to.be(45);
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expect(goog.object.getCount(handler.pointerMap)).to.be(2);
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});
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it('creates the right pointer events', function() {
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goog.events.listen(handler, 'pointerdown', eventSpy);
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// first touch
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simulateTouchEvent('touchstart', [
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{identifier: 3, clientX: 10, clientY: 11}
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]);
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expect(eventSpy.calledOnce).to.be.ok();
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expect(goog.object.getCount(handler.pointerMap)).to.be(1);
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// second touch (first touch still down)
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simulateTouchEvent('touchstart', [
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{identifier: 4, clientX: 30, clientY: 45}
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], [{identifier: 3}, {identifier: 4}]
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);
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expect(eventSpy.calledTwice).to.be.ok();
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expect(goog.object.getCount(handler.pointerMap)).to.be(2);
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// first touch moves
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var moveEventSpy = sinon.spy();
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goog.events.listen(handler, 'pointermove', moveEventSpy);
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simulateTouchEvent('touchmove', [
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{identifier: 3, clientX: 15, clientY: 16}
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], [{identifier: 3}, {identifier: 4}]
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);
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expect(moveEventSpy.calledOnce).to.be.ok();
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// and then both touches go up
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var upEventSpy = sinon.spy();
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goog.events.listen(handler, 'pointerup', upEventSpy);
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simulateTouchEvent('touchend', [
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{identifier: 3, clientX: 15, clientY: 16},
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{identifier: 4, clientX: 30, clientY: 45}
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], [{identifier: 3}, {identifier: 4}]
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);
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expect(upEventSpy.calledTwice).to.be.ok();
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expect(goog.object.getCount(handler.pointerMap)).to.be(0);
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});
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it('handles flawed touches', function() {
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goog.events.listen(handler, 'pointerdown', eventSpy);
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// first touch
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simulateTouchEvent('touchstart', [
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{identifier: 3, clientX: 10, clientY: 11}
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]);
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expect(eventSpy.calledOnce).to.be.ok();
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expect(goog.object.getCount(handler.pointerMap)).to.be(1);
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// second touch, but the first touch has disappeared
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var cancelEventSpy = sinon.spy();
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goog.events.listen(handler, 'pointercancel', cancelEventSpy);
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simulateTouchEvent('touchstart', [
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{identifier: 4, clientX: 30, clientY: 45}
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], [{identifier: 4}]
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);
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expect(eventSpy.calledTwice).to.be.ok();
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// the first (broken) touch is canceled
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expect(cancelEventSpy.calledOnce).to.be.ok();
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expect(goog.object.getCount(handler.pointerMap)).to.be(1);
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});
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});
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function simulateTouchEvent(type, changedTouches, touches) {
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touches = touches !== undefined ? touches : changedTouches;
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var event = new goog.events.BrowserEvent({
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type: type,
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touches: touches,
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changedTouches: changedTouches
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});
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goog.events.fireListeners(target, type, false, event);
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}
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});
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goog.require('goog.dom');
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goog.require('goog.events');
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goog.require('goog.events.BrowserEvent');
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goog.require('ol.has');
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goog.require('ol.pointer.PointerEvent');
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goog.require('ol.pointer.PointerEventHandler');
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goog.require('ol.pointer.TouchSource');
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