OpenLayers OpenLayers

Ticket #2162: openlayers_dragtolerance.diff

File openlayers_dragtolerance.diff, 1.2 kB (added by mmeno, 9 months ago)

  • OpenLayers-2.7/lib/OpenLayers/Handler/Drag.js

    old new  
    2828 *  - <OpenLayers.Handler> 
    2929 */ 
    3030OpenLayers.Handler.Drag = OpenLayers.Class(OpenLayers.Handler, { 
    31    
     31  
     32    pixelTolerance: 0, 
     33  
    3234    /**  
    3335     * Property: started 
    3436     * {Boolean} When a mousedown event is received, we want to record it, but 
    …… 
    301303     * {Boolean} Let the event propagate. 
    302304     */ 
    303305    click: function (evt) { 
    304         // let the click event propagate only if the mouse moved 
    305         return (this.start == this.last); 
     306        //Only let the click propagate if we dragged less than the pixel tolerance 
     307        if (this.start) { 
     308          var dpx = Math.sqrt( 
     309              Math.pow(this.start.x - evt.xy.x, 2) + 
     310              Math.pow(this.start.y - evt.xy.y, 2) 
     311          ); 
     312          return (dpx <= this.pixelTolerance); 
     313        } 
     314        else { 
     315          return true; 
     316        } 
    306317    }, 
    307318 
    308319    /**