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double click drag same position constraint removed

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This commit is contained in:
Hamza Tatheer 2022-10-29 21:46:12 +05:00
parent d44fc85582
commit ca88de8e7f
1 changed files with 12 additions and 17 deletions
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29
src/viewer.js
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@ -213,7 +213,7 @@ $.Viewer = function( options ) {
lastZoomTime: null, lastZoomTime: null,
fullPage: false, fullPage: false,
onfullscreenchange: null, onfullscreenchange: null,
lastClickInfo: { time: null, position: null }, lastClickTime: null,
draggingToZoom: false draggingToZoom: false
}; };
@ -2900,6 +2900,7 @@ function onCanvasClick( event ) {
this.raiseEvent( 'canvas-click', canvasClickEventArgs); this.raiseEvent( 'canvas-click', canvasClickEventArgs);
if ( !canvasClickEventArgs.preventDefaultAction && this.viewport && event.quick ) { if ( !canvasClickEventArgs.preventDefaultAction && this.viewport && event.quick ) {
gestureSettings = this.gestureSettingsByDeviceType( event.pointerType ); gestureSettings = this.gestureSettingsByDeviceType( event.pointerType );
@ -2912,8 +2913,7 @@ function onCanvasClick( event ) {
} }
if( gestureSettings.dblClickDragToZoom ) { if( gestureSettings.dblClickDragToZoom ) {
THIS[ this.hash ].lastClickInfo.time = $.now(); THIS[ this.hash ].lastClickTime = $.now();
THIS[ this.hash ].lastClickInfo.position = event.position;
} }
} }
} }
@ -2996,7 +2996,8 @@ function onCanvasDrag( event ) {
if(!canvasDragEventArgs.preventDefaultAction && this.viewport){ if(!canvasDragEventArgs.preventDefaultAction && this.viewport){
if (gestureSettings.dblTapDragToZoom && THIS[ this.hash ].draggingToZoom){
if (gestureSettings.dblClickDragToZoom && THIS[ this.hash ].draggingToZoom){
var factor = Math.pow( this.zoomPerDblClickDrag, event.delta.y); var factor = Math.pow( this.zoomPerDblClickDrag, event.delta.y);
this.viewport.zoomBy(factor); this.viewport.zoomBy(factor);
} }
@ -3097,7 +3098,7 @@ function onCanvasDragEnd( event ) {
} }
if( gestureSettings.dblTapDragToZoom && THIS[ this.hash ].draggingToZoom === true ){ if( gestureSettings.dblClickDragToZoom && THIS[ this.hash ].draggingToZoom === true ){
THIS[ this.hash ].draggingToZoom = false; THIS[ this.hash ].draggingToZoom = false;
} }
@ -3165,7 +3166,6 @@ function onCanvasLeave( event ) {
} }
function onCanvasPress( event ) { function onCanvasPress( event ) {
var gestureSettings; var gestureSettings;
/** /**
@ -3194,24 +3194,19 @@ function onCanvasPress( event ) {
gestureSettings = this.gestureSettingsByDeviceType( event.pointerType ); gestureSettings = this.gestureSettingsByDeviceType( event.pointerType );
if ( gestureSettings.dblClickDragToZoom ){
if ( gestureSettings.dblTapDragToZoom ){ var lastClickTime = THIS[ this.hash ].lastClickTime;
var lastClickTime = THIS[ this.hash ].lastClickInfo.time;
var lastClickPos = THIS[ this.hash ].lastClickInfo.position;
var currClickTime = $.now(); var currClickTime = $.now();
var currClickPos = event.position;
if ( lastClickTime === null || lastClickPos === null ) { if ( lastClickTime === null) {
return; return;
} }
if (lastClickPos.distanceTo(currClickPos) < 10 && ((currClickTime - lastClickTime) < 2000)) { if ((currClickTime - lastClickTime) < 2000) {
THIS[ this.hash ].draggingToZoom = true; THIS[ this.hash ].draggingToZoom = true;
} }
THIS[ this.hash ].lastClickInfo.position = null; THIS[ this.hash ].lastClickTime = null;
THIS[ this.hash ].lastClickInfo.time = null;
} }
} }
@ -3246,7 +3241,7 @@ function onCanvasRelease( event ) {
gestureSettings = this.gestureSettingsByDeviceType( event.pointerType ); gestureSettings = this.gestureSettingsByDeviceType( event.pointerType );
if( gestureSettings.dblTapDragToZoom && THIS[ this.hash ].draggingToZoom === true ){ if( gestureSettings.dblClickDragToZoom && THIS[ this.hash ].draggingToZoom === true ){
THIS[ this.hash ].draggingToZoom = false; THIS[ this.hash ].draggingToZoom = false;
} }
} }