ionic-angular
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A powerful framework for building mobile and progressive web apps with JavaScript and Angular
150 lines • 5.37 kB
JavaScript
(function (factory) {
if (typeof module === "object" && typeof module.exports === "object") {
var v = factory(require, exports);
if (v !== undefined) module.exports = v;
}
else if (typeof define === "function" && define.amd) {
define(["require", "exports"], factory);
}
})(function (require, exports) {
"use strict";
Object.defineProperty(exports, "__esModule", { value: true });
var Simulate = (function () {
function Simulate() {
this.index = 0;
this.points = [];
this.timedelta = 1 / 60;
}
Simulate.from = function (x, y) {
var s = new Simulate();
return s.start(x, y);
};
Simulate.prototype.reset = function () {
this.index = 0;
return this;
};
Simulate.prototype.start = function (x, y) {
this.points = [];
return this.to(x, y);
};
Simulate.prototype.to = function (x, y) {
this.newPoint(parseCoordinates(x, y), 1);
return this;
};
Simulate.prototype.delta = function (x, y) {
var newPoint = parseCoordinates(x, y);
var prevCoord = this.getLastPoint().coord;
newPoint.x += prevCoord.x;
newPoint.y += prevCoord.y;
this.newPoint(newPoint, 1);
return this;
};
Simulate.prototype.deltaPolar = function (angle, distance) {
angle *= Math.PI / 180;
var prevCoord = this.getLastPoint().coord;
var coord = {
x: prevCoord.x + (Math.cos(angle) * distance),
y: prevCoord.y + (Math.sin(angle) * distance)
};
this.newPoint(coord, 1);
return this;
};
Simulate.prototype.toPolar = function (angle, distance) {
angle *= Math.PI / 180;
var coord = {
x: Math.cos(angle) * distance,
y: Math.sin(angle) * distance
};
this.newPoint(coord, 1);
return this;
};
Simulate.prototype.duration = function (duration) {
this.getLastPoint().duration = duration;
return this;
};
Simulate.prototype.velocity = function (vel) {
var p1 = this.getLastPoint();
var p2 = this.getPreviousPoint();
var d = distance(p1.coord, p2.coord);
return this.duration(d / vel);
};
Simulate.prototype.swipeRight = function (maxAngle, distance) {
// x------>
var angle = randomAngle(maxAngle);
return this.deltaPolar(angle, distance);
};
Simulate.prototype.swipeLeft = function (maxAngle, distance) {
// <------x
var angle = randomAngle(maxAngle) + 180;
return this.deltaPolar(angle, distance);
};
Simulate.prototype.swipeTop = function (maxAngle, distance) {
var angle = randomAngle(maxAngle) + 90;
return this.deltaPolar(angle, distance);
};
Simulate.prototype.swipeBottom = function (maxAngle, distance) {
var angle = randomAngle(maxAngle) - 90;
return this.deltaPolar(angle, distance);
};
Simulate.prototype.run = function (callback) {
var points = this.points;
var len = points.length - 1;
var i = 0;
for (; i < len; i++) {
var p1 = points[i].coord;
var p2 = points[i + 1].coord;
var duration = points[i + 1].duration;
var vectorX = p2.x - p1.x;
var vectorY = p2.y - p1.y;
var nuSteps = Math.ceil(duration / this.timedelta);
vectorX /= nuSteps;
vectorY /= nuSteps;
for (var j = 0; j < nuSteps; j++) {
callback({
x: p1.x + vectorX * j,
y: p1.y + vectorY * j
});
}
}
this.index = i;
return this;
};
Simulate.prototype.newPoint = function (coord, duration) {
this.points.push({
coord: coord,
duration: duration,
});
};
Simulate.prototype.getLastPoint = function () {
var len = this.points.length;
if (len > 0) {
return this.points[len - 1];
}
throw new Error('can not call point');
};
Simulate.prototype.getPreviousPoint = function () {
var len = this.points.length;
if (len > 1) {
return this.points[len - 2];
}
throw new Error('can not call point');
};
return Simulate;
}());
exports.Simulate = Simulate;
function randomAngle(maxAngle) {
return (Math.random() * maxAngle * 2) - maxAngle;
}
function distance(a, b) {
var deltaX = a.x - b.x;
var deltaY = a.y - a.y;
return Math.hypot(deltaX, deltaY);
}
function parseCoordinates(coord, y) {
if (typeof coord === 'number') {
return { x: coord, y: y };
}
return coord;
}
});
//# sourceMappingURL=simulator.js.map