mirror of
https://github.com/openseadragon/openseadragon.git
synced 2024-11-22 05:06:09 +03:00
Fixed legacy mouse and touch event handling
This commit is contained in:
Mark Salsbery
parent
dba9bcd76c
commit
00187cb5a1
@ -140,10 +140,10 @@ $.Button = function( options ) {
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// Allow pointer events to pass through the img elements so implicit
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// pointer capture works on touch devices
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$.setElementPointerEventsNone( this.imgRest );
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$.setElementPointerEventsNone( this.imgGroup );
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$.setElementPointerEventsNone( this.imgHover );
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$.setElementPointerEventsNone( this.imgDown );
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$.setElementPointerEvents( this.imgRest, 'none' );
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$.setElementPointerEvents( this.imgGroup, 'none' );
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$.setElementPointerEvents( this.imgHover, 'none' );
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$.setElementPointerEvents( this.imgDown, 'none' );
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this.element.style.position = "relative";
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$.setElementTouchActionNone( this.element );
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@ -128,7 +128,7 @@ $.Drawer = function( options ) {
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$.setElementOpacity( this.canvas, this.opacity, true );
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// Allow pointer events to pass through the canvas element so implicit
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// pointer capture works on touch devices
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$.setElementPointerEventsNone( this.canvas );
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$.setElementPointerEvents( this.canvas, 'none' );
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$.setElementTouchActionNone( this.canvas );
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// explicit left-align
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@ -281,6 +281,10 @@
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this.pinchHandler );
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this.hasScrollHandler = !!this.scrollHandler;
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if ( $.MouseTracker.havePointerEvents ) {
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$.setElementPointerEvents( this.element, 'auto' );
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}
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if (this.exitHandler) {
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$.console.error("MouseTracker.exitHandler is deprecated. Use MouseTracker.leaveHandler instead.");
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}
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@ -1539,13 +1543,14 @@
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if ( $.MouseTracker.havePointerCapture ) {
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if ( $.MouseTracker.havePointerEvents ) {
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// Can throw InvalidPointerId
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// Can throw NotFoundError (InvalidPointerId Firefox < 82)
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// (should never happen so we'll log a warning)
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try {
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tracker.element.setPointerCapture( gPoint.id );
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//$.console.log('element.setPointerCapture() called');
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} catch ( e ) {
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$.console.warn('setPointerCapture() called on invalid pointer ID');
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return;
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}
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} else {
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tracker.element.setCapture( true );
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@ -1601,7 +1606,7 @@
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if ( !cachedGPoint || !cachedGPoint.captured ) {
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return;
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}
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// Can throw InvalidPointerId
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// Can throw NotFoundError (InvalidPointerId Firefox < 82)
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// (should never happen, but it does on Firefox 79 touch so we won't log a warning)
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try {
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tracker.element.releasePointerCapture( gPoint.id );
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@ -1731,7 +1736,7 @@
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* @inner
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*/
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function onClick( tracker, event ) {
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//$.console.log('onClick ' + (tracker.userData ? tracker.userData.toString() : ''));
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//$.console.log('click ' + (tracker.userData ? tracker.userData.toString() : ''));
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var eventInfo = {
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originalEvent: event,
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@ -1755,7 +1760,7 @@
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* @inner
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*/
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function onDblClick( tracker, event ) {
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//$.console.log('onDblClick ' + (tracker.userData ? tracker.userData.toString() : ''));
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//$.console.log('dblclick ' + (tracker.userData ? tracker.userData.toString() : ''));
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var eventInfo = {
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originalEvent: event,
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@ -1904,7 +1909,7 @@
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* @inner
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*/
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function onFocus( tracker, event ) {
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//console.log( "focus %s", event );
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//$.console.log('focus ' + (tracker.userData ? tracker.userData.toString() : ''));
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// focus doesn't bubble and is not cancelable, but we call
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// preProcessEvent() so it's dispatched to preProcessEventHandler
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@ -1934,7 +1939,7 @@
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* @inner
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*/
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function onBlur( tracker, event ) {
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//console.log( "blur %s", event );
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//$.console.log('blur ' + (tracker.userData ? tracker.userData.toString() : ''));
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// blur doesn't bubble and is not cancelable, but we call
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// preProcessEvent() so it's dispatched to preProcessEventHandler
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@ -2116,7 +2121,9 @@
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};
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preProcessEvent( tracker, eventInfo );
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if ( event.target === tracker.element ) {
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updatePointerCaptured( tracker, gPoint, false );
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}
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if ( eventInfo.stopPropagation ) {
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$.stopEvent( event );
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@ -2137,7 +2144,7 @@
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time = $.now();
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//$.console.log('touchstart ' + (tracker.userData ? tracker.userData.toString() : ''));
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$.console.log('touchstart ' + (tracker.userData ? tracker.userData.toString() : '') + ' ' + (event.target === tracker.element ? 'tracker.element' : ''));
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if ( pointsList.getLength() > event.touches.length - touchCount ) {
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$.console.warn('Tracked touch contact count doesn\'t match event.touches.length');
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@ -2164,9 +2171,9 @@
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// simulate touchenter on our tracked element
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updatePointerEnter( tracker, eventInfo, gPoint );
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updatePointerCaptured( tracker, gPoint, true );
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updatePointerDown( tracker, eventInfo, gPoint, 0 );
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updatePointerCaptured( tracker, gPoint, true );
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}
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if ( eventInfo.preventDefault && !eventInfo.defaultPrevented ) {
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@ -2190,7 +2197,7 @@
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time = $.now();
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//$.console.log('touchend ' + (tracker.userData ? tracker.userData.toString() : ''));
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$.console.log('touchend ' + (tracker.userData ? tracker.userData.toString() : '') + ' ' + (event.target === tracker.element ? 'tracker.element' : ''));
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var eventInfo = {
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originalEvent: event,
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@ -2329,7 +2336,7 @@
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* @inner
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*/
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function onGotPointerCapture( tracker, event ) {
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//$.console.log('gotpointercapture ' + (tracker.userData ? tracker.userData.toString() : '') + ' ' + (event.target === tracker.element ? 'tracker.element' : ''));
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$.console.log('gotpointercapture ' + (tracker.userData ? tracker.userData.toString() : '') + ' ' + (event.target === tracker.element ? 'tracker.element' : ''));
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var eventInfo = {
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originalEvent: event,
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@ -2358,7 +2365,7 @@
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* @inner
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*/
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function onLostPointerCapture( tracker, event ) {
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//$.console.log('lostpointercapture ' + (tracker.userData ? tracker.userData.toString() : '') + ' ' + (event.target === tracker.element ? 'tracker.element' : ''));
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$.console.log('lostpointercapture ' + (tracker.userData ? tracker.userData.toString() : '') + ' ' + (event.target === tracker.element ? 'tracker.element' : ''));
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var eventInfo = {
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originalEvent: event,
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@ -2530,22 +2537,6 @@
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* @inner
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*/
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function onPointerDown( tracker, event ) {
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//$.console.log('onPointerDown ' + (tracker.userData ? tracker.userData.toString() : ''));
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// $.console.log('onPointerDown ' + (tracker.userData ? tracker.userData.toString() : '') + ' ' + event.target.tagName);
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// Most browsers implicitly capture touch pointer events
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// Note no IE versions have element.hasPointerCapture() so no implicit
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// pointer capture possible
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var implicitlyCaptured = ($.MouseTracker.havePointerEvents &&
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tracker.element.hasPointerCapture &&
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$.Browser.vendor !== $.BROWSERS.IE) ?
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tracker.element.hasPointerCapture(event.pointerId) : false;
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// if (implicitlyCaptured) {
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// $.console.log('pointerdown implicitlyCaptured ' + (tracker.userData ? tracker.userData.toString() : '') + ' ' + (event.target === tracker.element ? 'tracker.element' : ''));
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// } else {
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// $.console.log('pointerdown not implicitlyCaptured ' + (tracker.userData ? tracker.userData.toString() : '') + ' ' + (event.target === tracker.element ? 'tracker.element' : ''));
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// }
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var gPoint = {
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id: getPointerId( event ),
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type: getPointerType( event ),
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@ -2554,6 +2545,31 @@
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currentTime: $.now()
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};
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var ourElement = event.target === tracker.element;
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// Most browsers implicitly capture touch pointer events
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// Note no IE versions have element.hasPointerCapture() so no implicit
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// pointer capture possible
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// var implicitlyCaptured = ($.MouseTracker.havePointerEvents &&
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// event.target.hasPointerCapture &&
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// $.Browser.vendor !== $.BROWSERS.IE) ?
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// event.target.hasPointerCapture(event.pointerId) : false;
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var implicitlyCaptured = $.MouseTracker.havePointerEvents &&
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gPoint.type === 'touch' &&
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$.Browser.vendor !== $.BROWSERS.IE;
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//$.console.log('pointerdown ' + (tracker.userData ? tracker.userData.toString() : '') + ' ' + (ourElement ? 'tracker.element' : ''));
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if (implicitlyCaptured) {
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$.console.log('pointerdown implicitlyCaptured ' + (tracker.userData ? tracker.userData.toString() : '') + ' ' + (ourElement ? 'tracker.element' : ''));
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} else {
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$.console.log('pointerdown not implicitlyCaptured ' + (tracker.userData ? tracker.userData.toString() : '') + ' ' + (ourElement ? 'tracker.element' : ''));
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}
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// if ( implicitlyCaptured && ourElement ) {
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// updatePointerCaptured( tracker, gPoint, true );
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// }
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var eventInfo = {
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originalEvent: event,
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eventType: 'pointerdown',
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@ -2570,13 +2586,20 @@
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if ( eventInfo.stopPropagation ) {
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$.stopEvent( event );
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}
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if ( eventInfo.shouldCapture && !implicitlyCaptured ) {
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//$.console.log('pointerdown calling capturePointer() ' + (tracker.userData ? tracker.userData.toString() : '') + ' ' + (event.target === tracker.element ? 'tracker.element' : ''));
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if ( eventInfo.shouldCapture ) {
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if ( implicitlyCaptured ) {
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$.console.log('pointerdown calling updatePointerCaptured() ' + (tracker.userData ? tracker.userData.toString() : '') + ' ' + (event.target === tracker.element ? 'tracker.element' : ''));
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updatePointerCaptured( tracker, gPoint, true );
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} else {
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$.console.log('pointerdown calling capturePointer() ' + (tracker.userData ? tracker.userData.toString() : '') + ' ' + (event.target === tracker.element ? 'tracker.element' : ''));
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capturePointer( tracker, gPoint );
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} else if ( !eventInfo.shouldCapture && implicitlyCaptured ) {
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//$.console.log('pointerdown calling releasePointer() ' + (tracker.userData ? tracker.userData.toString() : '') + ' ' + (event.target === tracker.element ? 'tracker.element' : ''));
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releasePointer( tracker, gPoint ); //TODO should we do this? Investigate when implementing bubble handling
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}
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}// else if ( implicitlyCaptured && ourElement ) {
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// //$.console.log('pointerdown calling releasePointer() ' + (tracker.userData ? tracker.userData.toString() : '') + ' ' + (event.target === tracker.element ? 'tracker.element' : ''));
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// //releasePointer( tracker, gPoint ); //TODO should we do this? Investigate when implementing bubble handling
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// $.console.log('pointerdown calling updatePointerCaptured(false) ' + (tracker.userData ? tracker.userData.toString() : '') + ' ' + (event.target === tracker.element ? 'tracker.element' : ''));
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// updatePointerCaptured( tracker, gPoint, false );
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// }
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}
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@ -2622,6 +2645,7 @@
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var gPoint;
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//$.console.log('onPointerUp ' + (tracker.userData ? tracker.userData.toString() : ''));
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$.console.log('pointerup ' + (tracker.userData ? tracker.userData.toString() : '') + ' ' + (event.target === tracker.element ? 'tracker.element' : ''));
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gPoint = {
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id: getPointerId( event ),
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@ -2651,9 +2675,14 @@
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// Per spec, pointerup events are supposed to release capture. Not all browser
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// versions have adhered to the spec, and there's no harm in releasing
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// explicitly
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if ( eventInfo.shouldReleaseCapture && event.target === tracker.element ) {
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//$.stopEvent( event );
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if ( eventInfo.shouldReleaseCapture ) {
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if ( event.target === tracker.element ) {
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$.console.log('pointerup calling releasePointer() ' + (tracker.userData ? tracker.userData.toString() : '') + ' ' + (event.target === tracker.element ? 'tracker.element' : ''));
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releasePointer( tracker, gPoint );
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} else {
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$.console.log('pointerup calling updatePointerCaptured() ' + (tracker.userData ? tracker.userData.toString() : '') + ' ' + (event.target === tracker.element ? 'tracker.element' : ''));
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updatePointerCaptured( tracker, gPoint, false );
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}
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}
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}
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@ -2732,6 +2761,7 @@
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*/
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function onPointerCancel( tracker, event ) {
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//$.console.log('pointercancel ' + (tracker.userData ? tracker.userData.toString() : ''));
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$.console.log('pointercancel ' + (tracker.userData ? tracker.userData.toString() : '') + ' ' + (event.target === tracker.element ? 'tracker.element' : ''));
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var gPoint = {
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id: event.pointerId,
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@ -2770,6 +2800,7 @@
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* @returns {Number} Number of gesture points in pointsList.
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*/
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function startTrackingPointer( pointsList, gPoint ) {
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//$.console.log('startTrackingPointer *** ' + pointsList.type + ' ' + gPoint.id.toString());
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gPoint.speed = 0;
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gPoint.direction = 0;
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gPoint.contactPos = gPoint.currentPos;
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@ -2794,6 +2825,7 @@
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* @returns {Number} Number of gesture points in pointsList.
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*/
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function stopTrackingPointer( tracker, pointsList, gPoint ) {
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//$.console.log('stopTrackingPointer *** ' + pointsList.type + ' ' + gPoint.id.toString());
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var listLength;
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var trackedGPoint = pointsList.getById( gPoint.id );
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@ -3271,14 +3303,14 @@
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startTrackingPointer( pointsList, gPoint );
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}
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pointsList.addContact();
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//$.console.log('contacts++ ', pointsList.contacts);
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if ( !eventInfo.preventGesture && !eventInfo.defaultPrevented ) {
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eventInfo.shouldCapture = true;
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eventInfo.shouldReleaseCapture = false;
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eventInfo.preventDefault = true;
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pointsList.addContact();
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//$.console.log('contacts++ ', pointsList.contacts);
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if ( tracker.dragHandler || tracker.dragEndHandler || tracker.pinchHandler ) {
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$.MouseTracker.gesturePointVelocityTracker.addPoint( tracker, gPoint );
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}
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@ -3419,6 +3451,9 @@
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updateGPoint = gPoint;
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}
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pointsList.removeContact();
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//$.console.log('contacts-- ', pointsList.contacts);
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if ( !eventInfo.preventGesture && !eventInfo.defaultPrevented ) {
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if ( wasCaptured ) {
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// Pointer was activated in our element but could have been removed in any element since events are captured to our element
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@ -3426,9 +3461,6 @@
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eventInfo.shouldReleaseCapture = true;
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eventInfo.preventDefault = true;
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pointsList.removeContact();
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//$.console.log('contacts-- ', pointsList.contacts);
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if ( tracker.dragHandler || tracker.dragEndHandler || tracker.pinchHandler ) {
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$.MouseTracker.gesturePointVelocityTracker.removePoint( tracker, updateGPoint );
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}
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@ -3588,11 +3620,8 @@
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updateGPoint.currentPos = gPoint.currentPos;
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updateGPoint.currentTime = gPoint.currentTime;
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} else {
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// Initialize for tracking and add to the tracking list (no pointerover or pointerdown event occurred before this)
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gPoint.captured = false; // Handled by updatePointerCaptured()
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gPoint.insideElementPressed = false;
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gPoint.insideElement = true;
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startTrackingPointer( pointsList, gPoint );
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// Should never get here, but due to user agent bugs (e.g. legacy touch) it sometimes happens
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return;
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}
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eventInfo.shouldCapture = false;
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@ -167,7 +167,7 @@ $.Navigator = function( options ){
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style.zIndex = 999999999;
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style.cursor = 'default';
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}( this.displayRegion.style, this.borderWidth ));
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$.setElementPointerEventsNone( this.displayRegion );
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$.setElementPointerEvents( this.displayRegion, 'none' );
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$.setElementTouchActionNone( this.displayRegion );
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this.displayRegionContainer = $.makeNeutralElement("div");
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@ -175,7 +175,7 @@ $.Navigator = function( options ){
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this.displayRegionContainer.className = "displayregioncontainer";
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this.displayRegionContainer.style.width = "100%";
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this.displayRegionContainer.style.height = "100%";
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$.setElementPointerEventsNone( this.displayRegionContainer );
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$.setElementPointerEvents( this.displayRegionContainer, 'none' );
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$.setElementTouchActionNone( this.displayRegionContainer );
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viewer.addControl(
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@ -246,8 +246,8 @@ $.Navigator = function( options ){
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// pointer capture works on touch devices
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//TODO an alternative is to attach the new MouseTracker to this.canvas...not
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// sure why it isn't already (see MouseTracker constructor call above)
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$.setElementPointerEventsNone( this.canvas );
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$.setElementPointerEventsNone( this.container );
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$.setElementPointerEvents( this.canvas, 'none' );
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$.setElementPointerEvents( this.container, 'none' );
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this.addHandler("reset-size", function() {
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if (_this.viewport) {
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@ -1911,14 +1911,15 @@ function OpenSeadragon( options ){
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/**
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* Sets the specified element's pointer-events style attribute to 'none'.
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* Sets the specified element's pointer-events style attribute to the passed value.
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* @function
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* @param {Element|String} element
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* @param {String} value
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*/
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setElementPointerEventsNone: function( element ) {
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setElementPointerEvents: function( element, value ) {
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element = $.getElement( element );
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if ( typeof element.style.pointerEvents !== 'undefined' ) {
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element.style.pointerEvents = 'none';
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element.style.pointerEvents = value;
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}
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},
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@ -196,7 +196,7 @@ $.ReferenceStrip = function ( options ) {
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element.style.styleFloat = 'left'; //IE
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element.style.padding = '2px';
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$.setElementTouchActionNone( element );
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$.setElementPointerEventsNone( element );
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$.setElementPointerEvents( element, 'none' );
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this.element.appendChild( element );
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@ -458,8 +458,8 @@ function loadPanels( strip, viewerSize, scroll ) {
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} );
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// Allow pointer events to pass through miniViewer's canvas/container
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// elements so implicit pointer capture works on touch devices
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$.setElementPointerEventsNone( miniViewer.canvas );
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$.setElementPointerEventsNone( miniViewer.container );
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$.setElementPointerEvents( miniViewer.canvas, 'none' );
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$.setElementPointerEvents( miniViewer.container, 'none' );
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// We'll use event delegation from the reference strip element instead of
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// handling events on every miniViewer
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miniViewer.innerTracker.setTracking( false );
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|
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@ -408,7 +408,7 @@ $.Viewer = function( options ) {
|
||||
|
||||
// Overlay container
|
||||
this.overlaysContainer = $.makeNeutralElement( "div" );
|
||||
$.setElementPointerEventsNone( this.overlaysContainer );
|
||||
$.setElementPointerEvents( this.overlaysContainer, 'none' );
|
||||
$.setElementTouchActionNone( this.overlaysContainer );
|
||||
this.canvas.appendChild( this.overlaysContainer );
|
||||
|
||||
|
||||
Loading…
Reference in New Issue
Block a user