+++ /dev/null
-/*!jQuery Knob*/
-/**
- * Downward compatible, touchable dial
- *
- * Version: 1.2.11
- * Requires: jQuery v1.7+
- *
- * Copyright (c) 2012 Anthony Terrien
- * Under MIT License (http://www.opensource.org/licenses/mit-license.php)
- *
- * Thanks to vor, eskimoblood, spiffistan, FabrizioC
- */
-(function (factory) {
- if (typeof exports === 'object') {
- // CommonJS
- module.exports = factory(require('jquery'));
- } else if (typeof define === 'function' && define.amd) {
- // AMD. Register as an anonymous module.
- define(['jquery'], factory);
- } else {
- // Browser globals
- factory(jQuery);
- }
-}(function ($) {
-
- /**
- * Kontrol library
- */
- "use strict";
-
- /**
- * Definition of globals and core
- */
- var k = {}, // kontrol
- max = Math.max,
- min = Math.min;
-
- k.c = {};
- k.c.d = $(document);
- k.c.t = function (e) {
- return e.originalEvent.touches.length - 1;
- };
-
- /**
- * Kontrol Object
- *
- * Definition of an abstract UI control
- *
- * Each concrete component must call this one.
- * <code>
- * k.o.call(this);
- * </code>
- */
- k.o = function () {
- var s = this;
-
- this.o = null; // array of options
- this.$ = null; // jQuery wrapped element
- this.i = null; // mixed HTMLInputElement or array of HTMLInputElement
- this.g = null; // deprecated 2D graphics context for 'pre-rendering'
- this.v = null; // value ; mixed array or integer
- this.cv = null; // change value ; not commited value
- this.x = 0; // canvas x position
- this.y = 0; // canvas y position
- this.w = 0; // canvas width
- this.h = 0; // canvas height
- this.$c = null; // jQuery canvas element
- this.c = null; // rendered canvas context
- this.t = 0; // touches index
- this.isInit = false;
- this.fgColor = null; // main color
- this.pColor = null; // previous color
- this.dH = null; // draw hook
- this.cH = null; // change hook
- this.eH = null; // cancel hook
- this.rH = null; // release hook
- this.scale = 1; // scale factor
- this.relative = false;
- this.relativeWidth = false;
- this.relativeHeight = false;
- this.$div = null; // component div
-
- this.run = function () {
- var cf = function (e, conf) {
- var k;
- for (k in conf) {
- s.o[k] = conf[k];
- }
- s._carve().init();
- s._configure()
- ._draw();
- };
-
- if (this.$.data('kontroled')) return;
- this.$.data('kontroled', true);
-
- this.extend();
- this.o = $.extend({
- // Config
- min: this.$.data('min') !== undefined ? this.$.data('min') : 0,
- max: this.$.data('max') !== undefined ? this.$.data('max') : 100,
- stopper: true,
- readOnly: this.$.data('readonly') || (this.$.attr('readonly') === 'readonly'),
-
- // UI
- cursor: this.$.data('cursor') === true && 30
- || this.$.data('cursor') || 0,
- thickness: this.$.data('thickness')
- && Math.max(Math.min(this.$.data('thickness'), 1), 0.01)
- || 0.35,
- lineCap: this.$.data('linecap') || 'butt',
- width: this.$.data('width') || 200,
- height: this.$.data('height') || 200,
- displayInput: this.$.data('displayinput') == null || this.$.data('displayinput'),
- displayPrevious: this.$.data('displayprevious'),
- fgColor: this.$.data('fgcolor') || '#87CEEB',
- inputColor: this.$.data('inputcolor'),
- font: this.$.data('font') || 'Arial',
- fontWeight: this.$.data('font-weight') || 'bold',
- inline: false,
- step: this.$.data('step') || 1,
- rotation: this.$.data('rotation'),
-
- // Hooks
- draw: null, // function () {}
- change: null, // function (value) {}
- cancel: null, // function () {}
- release: null, // function (value) {}
-
- // Output formatting, allows to add unit: %, ms ...
- format: function(v) {
- return v;
- },
- parse: function (v) {
- return parseFloat(v);
- }
- }, this.o
- );
-
- // finalize options
- this.o.flip = this.o.rotation === 'anticlockwise' || this.o.rotation === 'acw';
- if (!this.o.inputColor) {
- this.o.inputColor = this.o.fgColor;
- }
-
- // routing value
- if (this.$.is('fieldset')) {
-
- // fieldset = array of integer
- this.v = {};
- this.i = this.$.find('input');
- this.i.each(function(k) {
- var $this = $(this);
- s.i[k] = $this;
- s.v[k] = s.o.parse($this.val());
-
- $this.bind(
- 'change blur',
- function () {
- var val = {};
- val[k] = $this.val();
- s.val(s._validate(val));
- }
- );
- });
- this.$.find('legend').remove();
- } else {
-
- // input = integer
- this.i = this.$;
- this.v = this.o.parse(this.$.val());
- this.v === '' && (this.v = this.o.min);
- this.$.bind(
- 'change blur',
- function () {
- s.val(s._validate(s.o.parse(s.$.val())));
- }
- );
-
- }
-
- !this.o.displayInput && this.$.hide();
-
- // adds needed DOM elements (canvas, div)
- this.$c = $(document.createElement('canvas')).attr({
- width: this.o.width,
- height: this.o.height
- });
-
- // wraps all elements in a div
- // add to DOM before Canvas init is triggered
- this.$div = $('<div style="'
- + (this.o.inline ? 'display:inline;' : '')
- + 'width:' + this.o.width + 'px;height:' + this.o.height + 'px;'
- + '"></div>');
-
- this.$.wrap(this.$div).before(this.$c);
- this.$div = this.$.parent();
-
- if (typeof G_vmlCanvasManager !== 'undefined') {
- G_vmlCanvasManager.initElement(this.$c[0]);
- }
-
- this.c = this.$c[0].getContext ? this.$c[0].getContext('2d') : null;
-
- if (!this.c) {
- throw {
- name: "CanvasNotSupportedException",
- message: "Canvas not supported. Please use excanvas on IE8.0.",
- toString: function(){return this.name + ": " + this.message}
- }
- }
-
- // hdpi support
- this.scale = (window.devicePixelRatio || 1) / (
- this.c.webkitBackingStorePixelRatio ||
- this.c.mozBackingStorePixelRatio ||
- this.c.msBackingStorePixelRatio ||
- this.c.oBackingStorePixelRatio ||
- this.c.backingStorePixelRatio || 1
- );
-
- // detects relative width / height
- this.relativeWidth = this.o.width % 1 !== 0
- && this.o.width.indexOf('%');
- this.relativeHeight = this.o.height % 1 !== 0
- && this.o.height.indexOf('%');
- this.relative = this.relativeWidth || this.relativeHeight;
-
- // computes size and carves the component
- this._carve();
-
- // prepares props for transaction
- if (this.v instanceof Object) {
- this.cv = {};
- this.copy(this.v, this.cv);
- } else {
- this.cv = this.v;
- }
-
- // binds configure event
- this.$
- .bind("configure", cf)
- .parent()
- .bind("configure", cf);
-
- // finalize init
- this._listen()
- ._configure()
- ._xy()
- .init();
-
- this.isInit = true;
-
- this.$.val(this.o.format(this.v));
- this._draw();
-
- return this;
- };
-
- this._carve = function() {
- if (this.relative) {
- var w = this.relativeWidth ?
- this.$div.parent().width() *
- parseInt(this.o.width) / 100
- : this.$div.parent().width(),
- h = this.relativeHeight ?
- this.$div.parent().height() *
- parseInt(this.o.height) / 100
- : this.$div.parent().height();
-
- // apply relative
- this.w = this.h = Math.min(w, h);
- } else {
- this.w = this.o.width;
- this.h = this.o.height;
- }
-
- // finalize div
- this.$div.css({
- 'width': this.w + 'px',
- 'height': this.h + 'px'
- });
-
- // finalize canvas with computed width
- this.$c.attr({
- width: this.w,
- height: this.h
- });
-
- // scaling
- if (this.scale !== 1) {
- this.$c[0].width = this.$c[0].width * this.scale;
- this.$c[0].height = this.$c[0].height * this.scale;
- this.$c.width(this.w);
- this.$c.height(this.h);
- }
-
- return this;
- }
-
- this._draw = function () {
-
- // canvas pre-rendering
- var d = true;
-
- s.g = s.c;
-
- s.clear();
-
- s.dH && (d = s.dH());
-
- d !== false && s.draw();
- };
-
- this._touch = function (e) {
- var touchMove = function (e) {
- var v = s.xy2val(
- e.originalEvent.touches[s.t].pageX,
- e.originalEvent.touches[s.t].pageY
- );
-
- if (v == s.cv) return;
-
- if (s.cH && s.cH(v) === false) return;
-
- s.change(s._validate(v));
- s._draw();
- };
-
- // get touches index
- this.t = k.c.t(e);
-
- // First touch
- touchMove(e);
-
- // Touch events listeners
- k.c.d
- .bind("touchmove.k", touchMove)
- .bind(
- "touchend.k",
- function () {
- k.c.d.unbind('touchmove.k touchend.k');
- s.val(s.cv);
- }
- );
-
- return this;
- };
-
- this._mouse = function (e) {
- var mouseMove = function (e) {
- var v = s.xy2val(e.pageX, e.pageY);
-
- if (v == s.cv) return;
-
- if (s.cH && (s.cH(v) === false)) return;
-
- s.change(s._validate(v));
- s._draw();
- };
-
- // First click
- mouseMove(e);
-
- // Mouse events listeners
- k.c.d
- .bind("mousemove.k", mouseMove)
- .bind(
- // Escape key cancel current change
- "keyup.k",
- function (e) {
- if (e.keyCode === 27) {
- k.c.d.unbind("mouseup.k mousemove.k keyup.k");
-
- if (s.eH && s.eH() === false)
- return;
-
- s.cancel();
- }
- }
- )
- .bind(
- "mouseup.k",
- function (e) {
- k.c.d.unbind('mousemove.k mouseup.k keyup.k');
- s.val(s.cv);
- }
- );
-
- return this;
- };
-
- this._xy = function () {
- var o = this.$c.offset();
- this.x = o.left;
- this.y = o.top;
-
- return this;
- };
-
- this._listen = function () {
- if (!this.o.readOnly) {
- this.$c
- .bind(
- "mousedown",
- function (e) {
- e.preventDefault();
- s._xy()._mouse(e);
- }
- )
- .bind(
- "touchstart",
- function (e) {
- e.preventDefault();
- s._xy()._touch(e);
- }
- );
-
- this.listen();
- } else {
- this.$.attr('readonly', 'readonly');
- }
-
- if (this.relative) {
- $(window).resize(function() {
- s._carve().init();
- s._draw();
- });
- }
-
- return this;
- };
-
- this._configure = function () {
-
- // Hooks
- if (this.o.draw) this.dH = this.o.draw;
- if (this.o.change) this.cH = this.o.change;
- if (this.o.cancel) this.eH = this.o.cancel;
- if (this.o.release) this.rH = this.o.release;
-
- if (this.o.displayPrevious) {
- this.pColor = this.h2rgba(this.o.fgColor, "0.4");
- this.fgColor = this.h2rgba(this.o.fgColor, "0.6");
- } else {
- this.fgColor = this.o.fgColor;
- }
-
- return this;
- };
-
- this._clear = function () {
- this.$c[0].width = this.$c[0].width;
- };
-
- this._validate = function (v) {
- var val = (~~ (((v < 0) ? -0.5 : 0.5) + (v/this.o.step))) * this.o.step;
- return Math.round(val * 100) / 100;
- };
-
- // Abstract methods
- this.listen = function () {}; // on start, one time
- this.extend = function () {}; // each time configure triggered
- this.init = function () {}; // each time configure triggered
- this.change = function (v) {}; // on change
- this.val = function (v) {}; // on release
- this.xy2val = function (x, y) {}; //
- this.draw = function () {}; // on change / on release
- this.clear = function () { this._clear(); };
-
- // Utils
- this.h2rgba = function (h, a) {
- var rgb;
- h = h.substring(1,7)
- rgb = [
- parseInt(h.substring(0,2), 16),
- parseInt(h.substring(2,4), 16),
- parseInt(h.substring(4,6), 16)
- ];
-
- return "rgba(" + rgb[0] + "," + rgb[1] + "," + rgb[2] + "," + a + ")";
- };
-
- this.copy = function (f, t) {
- for (var i in f) {
- t[i] = f[i];
- }
- };
- };
-
-
- /**
- * k.Dial
- */
- k.Dial = function () {
- k.o.call(this);
-
- this.startAngle = null;
- this.xy = null;
- this.radius = null;
- this.lineWidth = null;
- this.cursorExt = null;
- this.w2 = null;
- this.PI2 = 2*Math.PI;
-
- this.extend = function () {
- this.o = $.extend({
- bgColor: this.$.data('bgcolor') || '#EEEEEE',
- angleOffset: this.$.data('angleoffset') || 0,
- angleArc: this.$.data('anglearc') || 360,
- inline: true
- }, this.o);
- };
-
- this.val = function (v, triggerRelease) {
- if (null != v) {
-
- // reverse format
- v = this.o.parse(v);
-
- if (triggerRelease !== false
- && v != this.v
- && this.rH
- && this.rH(v) === false) { return; }
-
- this.cv = this.o.stopper ? max(min(v, this.o.max), this.o.min) : v;
- this.v = this.cv;
- this.$.val(this.o.format(this.v));
- this._draw();
- } else {
- return this.v;
- }
- };
-
- this.xy2val = function (x, y) {
- var a, ret;
-
- a = Math.atan2(
- x - (this.x + this.w2),
- - (y - this.y - this.w2)
- ) - this.angleOffset;
-
- if (this.o.flip) {
- a = this.angleArc - a - this.PI2;
- }
-
- if (this.angleArc != this.PI2 && (a < 0) && (a > -0.5)) {
-
- // if isset angleArc option, set to min if .5 under min
- a = 0;
- } else if (a < 0) {
- a += this.PI2;
- }
-
- ret = (a * (this.o.max - this.o.min) / this.angleArc) + this.o.min;
-
- this.o.stopper && (ret = max(min(ret, this.o.max), this.o.min));
-
- return ret;
- };
-
- this.listen = function () {
-
- // bind MouseWheel
- var s = this, mwTimerStop,
- mwTimerRelease,
- mw = function (e) {
- e.preventDefault();
-
- var ori = e.originalEvent,
- deltaX = ori.detail || ori.wheelDeltaX,
- deltaY = ori.detail || ori.wheelDeltaY,
- v = s._validate(s.o.parse(s.$.val()))
- + (
- deltaX > 0 || deltaY > 0
- ? s.o.step
- : deltaX < 0 || deltaY < 0 ? -s.o.step : 0
- );
-
- v = max(min(v, s.o.max), s.o.min);
-
- s.val(v, false);
-
- if (s.rH) {
- // Handle mousewheel stop
- clearTimeout(mwTimerStop);
- mwTimerStop = setTimeout(function () {
- s.rH(v);
- mwTimerStop = null;
- }, 100);
-
- // Handle mousewheel releases
- if (!mwTimerRelease) {
- mwTimerRelease = setTimeout(function () {
- if (mwTimerStop)
- s.rH(v);
- mwTimerRelease = null;
- }, 200);
- }
- }
- },
- kval,
- to,
- m = 1,
- kv = {
- 37: -s.o.step,
- 38: s.o.step,
- 39: s.o.step,
- 40: -s.o.step
- };
-
- this.$
- .bind(
- "keydown",
- function (e) {
- var kc = e.keyCode;
-
- // numpad support
- if (kc >= 96 && kc <= 105) {
- kc = e.keyCode = kc - 48;
- }
-
- kval = parseInt(String.fromCharCode(kc));
-
- if (isNaN(kval)) {
- (kc !== 13) // enter
- && kc !== 8 // bs
- && kc !== 9 // tab
- && kc !== 189 // -
- && (kc !== 190
- || s.$.val().match(/\./)) // . allowed once
- && e.preventDefault();
-
- // arrows
- if ($.inArray(kc,[37,38,39,40]) > -1) {
- e.preventDefault();
-
- var v = s.o.parse(s.$.val()) + kv[kc] * m;
- s.o.stopper && (v = max(min(v, s.o.max), s.o.min));
-
- s.change(s._validate(v));
- s._draw();
-
- // long time keydown speed-up
- to = window.setTimeout(function () {
- m *= 2;
- }, 30);
- }
- }
- }
- )
- .bind(
- "keyup",
- function (e) {
- if (isNaN(kval)) {
- if (to) {
- window.clearTimeout(to);
- to = null;
- m = 1;
- s.val(s.$.val());
- }
- } else {
- // kval postcond
- (s.$.val() > s.o.max && s.$.val(s.o.max))
- || (s.$.val() < s.o.min && s.$.val(s.o.min));
- }
- }
- );
-
- this.$c.bind("mousewheel DOMMouseScroll", mw);
- this.$.bind("mousewheel DOMMouseScroll", mw)
- };
-
- this.init = function () {
- if (this.v < this.o.min
- || this.v > this.o.max) { this.v = this.o.min; }
-
- this.$.val(this.v);
- this.w2 = this.w / 2;
- this.cursorExt = this.o.cursor / 100;
- this.xy = this.w2 * this.scale;
- this.lineWidth = this.xy * this.o.thickness;
- this.lineCap = this.o.lineCap;
- this.radius = this.xy - this.lineWidth / 2;
-
- this.o.angleOffset
- && (this.o.angleOffset = isNaN(this.o.angleOffset) ? 0 : this.o.angleOffset);
-
- this.o.angleArc
- && (this.o.angleArc = isNaN(this.o.angleArc) ? this.PI2 : this.o.angleArc);
-
- // deg to rad
- this.angleOffset = this.o.angleOffset * Math.PI / 180;
- this.angleArc = this.o.angleArc * Math.PI / 180;
-
- // compute start and end angles
- this.startAngle = 1.5 * Math.PI + this.angleOffset;
- this.endAngle = 1.5 * Math.PI + this.angleOffset + this.angleArc;
-
- var s = max(
- String(Math.abs(this.o.max)).length,
- String(Math.abs(this.o.min)).length,
- 2
- ) + 2;
-
- this.o.displayInput
- && this.i.css({
- 'width' : ((this.w / 2 + 4) >> 0) + 'px',
- 'height' : ((this.w / 3) >> 0) + 'px',
- 'position' : 'absolute',
- 'vertical-align' : 'middle',
- 'margin-top' : ((this.w / 3) >> 0) + 'px',
- 'margin-left' : '-' + ((this.w * 3 / 4 + 2) >> 0) + 'px',
- 'border' : 0,
- 'background' : 'none',
- 'font' : this.o.fontWeight + ' ' + ((this.w / s) >> 0) + 'px ' + this.o.font,
- 'text-align' : 'center',
- 'color' : this.o.inputColor || this.o.fgColor,
- 'padding' : '0px',
- '-webkit-appearance': 'none'
- }) || this.i.css({
- 'width': '0px',
- 'visibility': 'hidden'
- });
- };
-
- this.change = function (v) {
- this.cv = v;
- this.$.val(this.o.format(v));
- };
-
- this.angle = function (v) {
- return (v - this.o.min) * this.angleArc / (this.o.max - this.o.min);
- };
-
- this.arc = function (v) {
- var sa, ea;
- v = this.angle(v);
- if (this.o.flip) {
- sa = this.endAngle + 0.00001;
- ea = sa - v - 0.00001;
- } else {
- sa = this.startAngle - 0.00001;
- ea = sa + v + 0.00001;
- }
- this.o.cursor
- && (sa = ea - this.cursorExt)
- && (ea = ea + this.cursorExt);
-
- return {
- s: sa,
- e: ea,
- d: this.o.flip && !this.o.cursor
- };
- };
-
- this.draw = function () {
- var c = this.g, // context
- a = this.arc(this.cv), // Arc
- pa, // Previous arc
- r = 1;
-
- c.lineWidth = this.lineWidth;
- c.lineCap = this.lineCap;
-
- if (this.o.bgColor !== "none") {
- c.beginPath();
- c.strokeStyle = this.o.bgColor;
- c.arc(this.xy, this.xy, this.radius, this.endAngle - 0.00001, this.startAngle + 0.00001, true);
- c.stroke();
- }
-
- if (this.o.displayPrevious) {
- pa = this.arc(this.v);
- c.beginPath();
- c.strokeStyle = this.pColor;
- c.arc(this.xy, this.xy, this.radius, pa.s, pa.e, pa.d);
- c.stroke();
- r = this.cv == this.v;
- }
-
- c.beginPath();
- c.strokeStyle = r ? this.o.fgColor : this.fgColor ;
- c.arc(this.xy, this.xy, this.radius, a.s, a.e, a.d);
- c.stroke();
- };
-
- this.cancel = function () {
- this.val(this.v);
- };
- };
-
- $.fn.dial = $.fn.knob = function (o) {
- return this.each(
- function () {
- var d = new k.Dial();
- d.o = o;
- d.$ = $(this);
- d.run();
- }
- ).parent();
- };
-
-}));
Code Review / stor4nfv.git / blobdiff