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/*
* This file is part of "What's The Point" <https://github.com/Pacien/WhatsThePoint>
* Copyright (C) 2014 Pacien TRAN-GIRARD
*
* "What's The Point" is free software: you can redistribute it and/or modify
* it under the terms of the GNU Affero General Public License as
* published by the Free Software Foundation, either version 3 of the
* License, or (at your option) any later version.
*
* "What's The Point" is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU Affero General Public License for more details.
*
* You should have received a copy of the GNU Affero General Public License
* along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
define(["libs/hammerjs/hammer.min", "control/control"], function (hammer, control) {
var touch = {
ACTION: {
SWIPE: "swipe",
DOUBLETAP: "doubletap",
TOUCHMOVE: "touchmove",
DRAG: "drag",
},
DIRECTION: {
DOWN: "down",
LEFT: "left",
UP: "up",
RIGHT: "right",
},
init: function (settings) {
this.touchZone = document.body;
this.hammerElement = hammer(this.touchZone);
this.hammerElement.options.drag = true;
this.hammerElement.options.dragBlockHorizontal = true;
this.hammerElement.options.dragBlockVertical = true;
this.hammerElement.options.dragLockMinDistance = 20;
this.disableSelect();
this.bindEvent();
},
disableSelect: function () {
this.touchZone.style.WebkitTouchCallout = "none";
this.touchZone.style.WebkitUserSelect = "none";
this.touchZone.style.KhtmlUserSelect = "none";
this.touchZone.style.MozUserSelect = "none";
this.touchZone.style.msUserSelect = "none";
this.touchZone.style.userSelect = "none";
},
translateSwipe: function (swipeDirection) {
switch (swipeDirection) {
case this.DIRECTION.LEFT:
return control.dispatchEvent(control.EVENT.GOTO, control.GOTO.NEXT_SLIDE);
case this.DIRECTION.RIGHT:
return control.dispatchEvent(control.EVENT.GOTO, control.GOTO.PREVIOUS_SLIDE);
case this.DIRECTION.UP:
return control.dispatchEvent(control.EVENT.SHOW, control.SHOW.NOTES);
case this.DIRECTION.DOWN:
return control.dispatchEvent(control.EVENT.SHOW, control.SHOW.SLIDES);
}
},
handleDoubletap: function () {
control.dispatchEvent(control.EVENT.TOGGLE, control.TOGGLE.FULLSCREEN);
},
bindEvent: function () {
this.hammerElement.on(this.ACTION.SWIPE, function (swipeEvent) {
touch.translateSwipe(swipeEvent.gesture.direction);
});
this.hammerElement.on(this.ACTION.DOUBLETAP, function (doubletapEvent) {
touch.handleDoubletap();
});
},
};
return touch;
});
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