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/**
* DHTMLGoodies.com, Alf Magne Kalleland, September 7th, 2015
*/
if (!DG) var DG = {};
DG.switches = {};
DG.OnOffSwitchProperties = [
"textOn",
"textOff",
"width",
"height",
"heightTrack",
"trackColorOn",
"trackColorOff",
"textColorOn",
"textColorOff",
"listener",
"trackBorderColor",
"textSizeRatio",
];
DG.OnOffSwitch = function (config) {
if (config.el != undefined) {
this.inputEl = $(config.el);
this.name = this.inputEl.attr("name");
DG.switches[this.name] = this;
DG.switches["#" + this.inputEl.attr("id")] = this;
var t = this.inputEl.attr("type");
this.isCheckbox = t && t.toLowerCase() == "checkbox";
if (this.isCheckbox) {
this.checked = this.inputEl.is(":checked");
} else {
this.checked = this.inputEl.val() == 1;
}
}
var properties = DG.OnOffSwitchProperties;
for (var i = 0; i < properties.length; i++) {
if (config[properties[i]] != undefined) {
this[properties[i]] = config[properties[i]];
}
}
this.render();
};
$.extend(DG.OnOffSwitch.prototype, {
inputEl: undefined,
listener: undefined,
trackBorderColor: undefined,
checked: false,
width: 0,
height: 30,
heightTrack: 12,
trackBorderWidth: 1,
textSizeRatio: 0.4,
trackColorOn: undefined,
trackColorOff: "#EEE",
textColorOn: undefined,
textColorOff: undefined,
el: undefined,
track: undefined,
thumb: undefined,
thumbColor: undefined,
onTextEl: undefined,
offTextEl: undefined,
onOffTrackContainer: undefined,
textOn: "",
textOff: "",
minX: 0,
maxX: 0,
trackOn: undefined,
trackOff: undefined,
innerTrackWidth: 0,
name: undefined,
dragCurrentX: 0,
borderSize: 0,
isCheckbox: false,
render: function () {
if (this.width == 0) {
var ratio = this.textSizeRatio / 2;
var widthFactor = 2 + Math.max(this.textOff.length * ratio, this.textOn.length * ratio);
this.width = this.height * widthFactor;
}
this.inputEl.css("display", "none");
this.el = $('<div class="on-off-switch" style="width:' + this.width + "px;height:" + this.height + 'px"></div>');
this.inputEl.after(this.el);
this.inputEl.on("change", this.listenToClickEvent.bind(this));
this.renderTrack();
this.renderThumb();
this.applyStyles();
this.track.on("click", this.toggle.bind(this));
this.track.on("touchend", this.toggle.bind(this));
this.addEvents();
},
listenToClickEvent: function () {
if (this.inputEl.is(":checked")) {
if (!this.checked) this.toggle();
} else {
if (this.checked) this.toggle();
}
},
addEvents: function () {
this.thumb.on("mousedown", this.startDragging.bind(this));
this.thumb.on("touchstart", this.startDragging.bind(this));
this.thumb.on("mouseenter", this.enterThumb.bind(this));
this.thumb.on("mouseleave", this.leaveThumb.bind(this));
$(document.documentElement).on("touchmove", this.drag.bind(this));
$(document.documentElement).on("mousemove", this.drag.bind(this));
$(document.documentElement).on("mouseup", this.endDrag.bind(this));
$(document.documentElement).on("touchend", this.endDrag.bind(this));
},
enterThumb: function () {
this.thumbColor.addClass("on-off-switch-thumb-over");
},
leaveThumb: function () {
this.thumbColor.removeClass("on-off-switch-thumb-over");
},
renderTrack: function () {
var trackWidth = this.width - this.trackBorderWidth * 2;
var innerTrackWidth = trackWidth - this.height / 2;
this.innerTrackWidth = trackWidth;
var trackHeight = this.height - this.trackBorderWidth * 2;
var trackHeightOuter = this.heightTrack;
var borderWidth = this.height / 2;
this.track = $(
'<div class="on-off-switch-track" style="border-radius:' +
borderWidth +
"px;border-width:" +
this.trackBorderWidth +
"px;" +
"width:" +
trackWidth +
"px;" +
"margin-top:" +
-(trackHeightOuter / 2 + 1) +
"px;" +
"height:" +
trackHeightOuter +
'px"></div>'
);
if (this.trackBorderColor) {
this.track.css("border-color", this.trackBorderColor);
}
this.el.append(this.track);
this.onOffTrackContainer = $(
'<div style="position:absolute;height:' + trackHeight + "px;width:" + innerTrackWidth * 2 + 'px"></div>'
);
this.track.append(this.onOffTrackContainer);
this.trackOn = $(
'<div class="on-off-switch-track-on" style="border-radius:' +
borderWidth +
"px;border-width:" +
this.trackBorderWidth +
"px;width:" +
innerTrackWidth +
"px;height:" +
trackHeightOuter +
'px"><div class="track-on-gradient"></div></div>'
);
this.onOffTrackContainer.append(this.trackOn);
this.onTextEl = $('<div class="on-off-switch-text on-off-switch-text-on">' + this.textOn + "</div>");
this.trackOn.append(this.onTextEl);
if (this.textColorOn) {
this.onTextEl.css("color", this.textColorOn);
}
this.trackOff = $(
'<div class="on-off-switch-track-off" style="overflow:hidden;left:' +
(innerTrackWidth - this.height / 2) +
"px;border-radius:" +
borderWidth +
"px;border-width:" +
this.trackBorderWidth +
"px;width:" +
this.width +
"px;height:" +
trackHeightOuter +
'px"><div class="track-off-gradient"></div></div>'
);
this.offTextEl = $('<div class="on-off-switch-text on-off-switch-text-off">' + this.textOff + "</div>");
this.onOffTrackContainer.append(this.trackOff);
this.trackOff.append(this.offTextEl);
if (this.textColorOff) {
this.offTextEl.css("color", this.textColorOff);
}
this.styleText(this.onTextEl);
this.styleText(this.offTextEl);
var whiteHeight = this.height / 2;
var whiteBorderRadius = whiteHeight / 2;
var horizontalOffset = whiteBorderRadius / 2;
var whiteWidth = this.width - horizontalOffset * 2;
var whiteEl = $(
'<div class="on-off-switch-track-white" style="left:' +
horizontalOffset +
"px;width:" +
whiteWidth +
"px;height:" +
whiteHeight +
"px;border-radius:" +
whiteBorderRadius +
'px"></div>'
);
var whiteEl2 = $(
'<div class="on-off-switch-track-white" style="left:' +
horizontalOffset +
"px;width:" +
whiteWidth +
"px;height:" +
whiteHeight +
"px;border-radius:" +
whiteBorderRadius +
'px"></div>'
);
whiteEl.css("top", this.height / 2);
whiteEl2.css("top", this.height / 2);
this.trackOn.append(whiteEl);
this.trackOff.append(whiteEl2);
this.maxX = this.width - this.height;
},
styleText: function (el) {
var textHeight = Math.round(this.height * this.textSizeRatio);
var textWidth = Math.round(this.width - this.height);
el.css("line-height", this.height - this.trackBorderWidth * 2 + "px");
el.css("font-size", textHeight + "px");
el.css("left", this.height / 2 + "px");
el.css("width", textWidth + "px");
},
renderThumb: function () {
var borderSize = this.getBorderSize();
var size = this.height - borderSize * 2;
var borderRadius = (this.height - (this.height % 2)) / 2;
this.thumb = $(
'<div class="on-off-switch-thumb" style="width:' + this.height + "px;height:" + this.height + 'px"></div>'
);
var shadow = $(
'<div class="on-off-switch-thumb-shadow" style="border-radius:' +
borderRadius +
"px;width:" +
size +
"px;height:" +
size +
"px;border-width:" +
borderSize +
'px;"></div>'
);
this.thumb.append(shadow);
this.thumbColor = $(
'<div class="on-off-switch-thumb-color" style="border-radius:' +
borderRadius +
"px;width:" +
size +
"px;height:" +
size +
"px;left:" +
borderSize +
"px;top:" +
borderSize +
'px"></div>'
);
this.thumb.append(this.thumbColor);
if (this.trackColorOff) {
this.trackOff.css("background-color", this.trackColorOff);
}
if (this.trackColorOn) {
this.trackOn.css("background-color", this.trackColorOn);
}
this.el.append(this.thumb);
},
getBorderSize: function () {
if (this.borderSize == 0) {
this.borderSize = Math.round(this.height / 40);
}
return this.borderSize;
},
applyStyles: function () {
this.thumbColor.removeClass("on-off-switch-thumb-on");
this.thumbColor.removeClass("on-off-switch-thumb-off");
this.thumbColor.removeClass("on-off-switch-thumb-over");
if (this.checked) {
this.thumbColor.addClass("on-off-switch-thumb-on");
this.thumb.css("left", this.width - this.height);
this.onOffTrackContainer.css("left", -1);
} else {
this.onOffTrackContainer.css("left", this.getTrackPosUnchecked());
this.thumbColor.addClass("on-off-switch-thumb-off");
this.thumb.css("left", -1);
}
if (this.isCheckbox) {
this.inputEl.prop("checked", this.checked);
} else {
this.inputEl.val(this.checked ? 1 : 0);
}
},
isDragging: false,
hasBeenDragged: false,
startDragging: function (e) {
this.isDragging = true;
this.hasBeenDragged = false;
var position = this.thumb.position();
this.startCoordinates = {
x: this.getX(e),
elX: position.left,
};
return false;
},
drag: function (e) {
if (!this.isDragging) {
return true;
}
this.hasBeenDragged = true;
var x = this.startCoordinates.elX + this.getX(e) - this.startCoordinates.x;
if (x < this.minX) x = this.minX;
if (x > this.maxX) x = this.maxX;
this.onOffTrackContainer.css("left", x - this.width + this.height);
if (!x) x = -1;
this.thumb.css("left", x);
return false;
},
getX: function (e) {
var x = e.pageX;
if (e.type && (e.type == "touchstart" || e.type == "touchmove")) {
x = e.originalEvent.touches[0].pageX;
}
this.dragCurrentX = x;
return x;
},
endDrag: function () {
if (!this.isDragging) return true;
if (!this.hasBeenDragged) {
this.toggle();
} else {
var center = this.width / 2 - this.height / 2;
var x = this.startCoordinates.elX + this.dragCurrentX - this.startCoordinates.x;
if (x < center) {
this.animateLeft();
} else {
this.animateRight();
}
}
this.isDragging = false;
},
getTrackPosUnchecked: function () {
return 0 - this.width + this.height;
},
animateLeft: function () {
this.onOffTrackContainer.animate({ left: this.getTrackPosUnchecked() }, 100);
this.thumb.animate({ left: -1 }, 100, "swing", this.uncheck.bind(this));
},
animateRight: function () {
this.onOffTrackContainer.animate({ left: 0 }, 100);
this.thumb.animate({ left: this.maxX }, 100, "swing", this.check.bind(this));
},
check: function () {
if (!this.checked) {
this.checked = true;
this.notifyListeners();
}
this.applyStyles();
},
uncheck: function () {
if (this.checked) {
this.checked = false;
this.notifyListeners();
}
this.applyStyles();
},
toggle: function () {
if (!this.checked) {
this.checked = true;
this.animateRight();
} else {
this.checked = false;
this.animateLeft();
}
this.notifyListeners();
},
notifyListeners: function () {
if (this.listener != undefined) {
this.listener.call(this, this.name, this.checked);
}
},
getValue: function () {
return this.checked;
},
});
DG.OnOffSwitchAuto = function (config) {
var properties = DG.OnOffSwitchProperties;
// $( document ).ready(function() {
if (config.cls) {
var els = $(config.cls);
var index = 0;
for (var i = 0, len = els.length; i < len; i++) {
var elementConfig = jQuery.extend({}, config);
var el = $(els[i]);
if (!els[i].id) {
els[i].id = "dg-switch-" + index;
index++;
}
elementConfig.el = "#" + els[i].id;
for (var j = 0; j < properties.length; j++) {
var attr = "data-" + properties[j];
var val = el.attr(attr);
if (val) {
if (properties[j] == "height") val = parseInt(val);
elementConfig[properties[j]] = val;
}
}
new DG.OnOffSwitch(elementConfig);
}
}
// });
};