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this.processEvent[t]}},{key:"emitStart",value:function(t,e){this.isProcess(t)||(this.enable(t),this.emitEvent("".concat(t,"start"),e))}},{key:"emitEnd",value:function(t){}},{key:"clearPressTimeout",value:function(){this.pressTimeout&&(clearTimeout(this.pressTimeout),this.pressTimeout=null)}},{key:"reset",value:function(){this.clearPressTimeout(),this.startTime=0,this.startPoints=null,this.startDistance=0,this.direction=null,this.eventType=null,this.pinch=!1,this.prevMoveTime=0,this.prevMovePoints=null,this.lastMoveTime=0,this.lastMovePoints=null}}]),t}(),R=function(t){f(n,S);var e=g(n);function n(t){var r;return u(this,n),(r=e.call(this))._attrs={},r._isWindow=void 0,r._attrs=Object.assign({},t),r._isWindow="undefined"!=typeof window,r._initPixelRatio(),r._initCanvas(),["createImage","toDataURL","requestAnimationFrame"].forEach((function(e){r._initAttrs(e,t.canvas||r.get("el"))})),r}return l(n,[{key:"get",value:function(t){return 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r=e.x-t.x,i=e.y-t.y;if(Math.abs(r)+Math.abs(i)>2?(e.lastX1=t.x+.3*r,e.lastY1=t.y+.3*i,e.lastX2=t.x+.7*r,e.lastY2=t.y+.7*i):(e.lastX1=e.lastX2=t.x+.5*r,e.lastY1=e.lastY2=t.y+.5*i),e.perLineWidth=(t.lineWidth+e.lineWidth)/2,"number"==typeof t.lastX1){if(n.drawCurveLine(t.lastX2,t.lastY2,t.x,t.y,e.lastX1,e.lastY1,e.perLineWidth),t.isFirstPoint)return;if(t.lastX1===t.lastX2&&t.lastY1===t.lastY2)return;var o=n.getRadianData(t.lastX1,t.lastY1,t.lastX2,t.lastY2),a=n.getRadianPoints(o,t.lastX1,t.lastY1,t.perLineWidth/2),s=n.getRadianPoints(o,t.lastX2,t.lastY2,e.perLineWidth/2);n.drawTrapezoid(a[0],s[0],s[1],a[1])}else e.isFirstPoint=!0},this.addHistory=function(){var t=n.get("options").maxHistoryLength;if(t&&n.canAddHistory)if(n.canAddHistory=!1,n.get("createImage")){var e=null;e=n.get("createImage")();var r=n.get("toDataURL")&&n.get("toDataURL")();w(r)?e.src=r:r.then((function(t){e.src=t})),e.onload=function(){var r=M;M=e,n.historyList.push(r),n.historyList=n.historyList.slice(-t)}}else 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