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touch input updates

beta.r3js.org
-=yb4f310 2017-11-18 14:13:43 +01:00
parent e1adfbb990
commit c810d60455
1 changed files with 34 additions and 29 deletions
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63
src/game-lib-system-input.js
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@ -588,6 +588,8 @@ GameLib.System.Input.prototype.onTouchStart = function(event) {
right : 0,
up : 0,
down : 0,
lastTouchX : event.touches[t].pageX,
lastTouchY : event.touches[t].pageY,
pageX : event.touches[t].pageX,
pageY : event.touches[t].pageY,
cancelled : false,
@ -613,40 +615,43 @@ GameLib.System.Input.prototype.onTouchMove = function (event) {
id = event.changedTouches[t].identifier;
var diffX = Math.abs(event.changedTouches[t].pageX - this.touches[id].pageX);
var diffY = Math.abs(event.changedTouches[t].pageY - this.touches[id].pageY);
if (this.touches[id]) {
var left = 0;
var right = 0;
var up = 0;
var down = 0;
var diffX = Math.abs(this.touches[id].lastTouchX - event.changedTouches[id].pageX);
var diffY = Math.abs(this.touches[id].lastTouchY - event.changedTouches[id].pageY);
if (event.changedTouches[t].pageX > this.touches[id].pageX) {
right += diffX;
left -= diffX;
var left = 0;
var right = 0;
var up = 0;
var down = 0;
if (this.touches[id].lastTouchX < event.changedTouches[id].pageX) {
right += diffX;
}
if (this.touches[id].lastTouchX > event.changedTouches[id].pageX) {
left += diffX;
}
if (this.touches[id].lastTouchY > event.changedTouches[id].pageY) {
up += diffY;
}
if (this.touches[id].lastTouchY < event.changedTouches[id].pageY) {
down += diffY;
}
this.touches[id].right += right;
this.touches[id].left += left;
this.touches[id].up += up;
this.touches[id].down += down;
this.touches[id].lastTouchX = event.changedTouches[id].pageX;
this.touches[id].lastTouchY = event.changedTouches[id].pageY;
this.touches[id].pageX = event.changedTouches[t].pageX;
this.touches[id].pageY = event.changedTouches[t].pageY;
}
if (event.changedTouches[t].pageX < this.touches[id].pageX) {
left += diffX;
right -= diffX;
}
if (event.changedTouches[t].pageY < this.touches[id].pageY) {
up += diffY;
down -= diffY;
}
if (event.changedTouches[t].pageY > this.touches[id].pageY) {
down += diffY;
up -= diffY;
}
this.touches[id].right += right;
this.touches[id].left += left;
this.touches[id].up += up;
this.touches[id].down += down;
this.touches[id].pageX = event.changedTouches[t].pageX;
this.touches[id].pageY = event.changedTouches[t].pageY;
//console.log(this.touches[id]);
}