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@@ -0,0 +1,805 @@
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+/*!jQuery Knob*/
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+/**
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+ * Downward compatible, touchable dial
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+ *
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+ * Version: 1.2.11
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+ * Requires: jQuery v1.7+
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+ *
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+ * Copyright (c) 2012 Anthony Terrien
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+ * Under MIT License (http://www.opensource.org/licenses/mit-license.php)
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+ *
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+ * Thanks to vor, eskimoblood, spiffistan, FabrizioC
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+ */
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+(function (factory) {
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+ if (typeof exports === 'object') {
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+ // CommonJS
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+ module.exports = factory(require('jquery'));
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+ } else if (typeof define === 'function' && define.amd) {
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+ // AMD. Register as an anonymous module.
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+ define(['jquery'], factory);
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+ } else {
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+ // Browser globals
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+ factory(jQuery);
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+ }
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+}(function ($) {
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+
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+ /**
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+ * Kontrol library
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+ */
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+ "use strict";
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+
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+ /**
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+ * Definition of globals and core
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+ */
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+ var k = {}, // kontrol
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+ max = Math.max,
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+ min = Math.min;
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+
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+ k.c = {};
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+ k.c.d = $(document);
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+ k.c.t = function (e) {
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+ return e.originalEvent.touches.length - 1;
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+ };
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+
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+ /**
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+ * Kontrol Object
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+ *
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+ * Definition of an abstract UI control
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+ *
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+ * Each concrete component must call this one.
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+ * <code>
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+ * k.o.call(this);
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+ * </code>
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+ */
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+ k.o = function () {
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+ var s = this;
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+
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+ this.o = null; // array of options
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+ this.$ = null; // jQuery wrapped element
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+ this.i = null; // mixed HTMLInputElement or array of HTMLInputElement
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+ this.g = null; // deprecated 2D graphics context for 'pre-rendering'
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+ this.v = null; // value ; mixed array or integer
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+ this.cv = null; // change value ; not commited value
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+ this.x = 0; // canvas x position
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+ this.y = 0; // canvas y position
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+ this.w = 0; // canvas width
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+ this.h = 0; // canvas height
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+ this.$c = null; // jQuery canvas element
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+ this.c = null; // rendered canvas context
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+ this.t = 0; // touches index
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+ this.isInit = false;
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+ this.fgColor = null; // main color
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+ this.pColor = null; // previous color
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+ this.dH = null; // draw hook
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+ this.cH = null; // change hook
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+ this.eH = null; // cancel hook
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+ this.rH = null; // release hook
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+ this.scale = 1; // scale factor
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+ this.relative = false;
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+ this.relativeWidth = false;
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+ this.relativeHeight = false;
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+ this.$div = null; // component div
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+
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+ this.run = function () {
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+ var cf = function (e, conf) {
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+ var k;
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+ for (k in conf) {
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+ s.o[k] = conf[k];
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+ }
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+ s._carve().init();
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+ s._configure()
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+ ._draw();
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+ };
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+
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+ if (this.$.data('kontroled')) return;
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+ this.$.data('kontroled', true);
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+
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+ this.extend();
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+ this.o = $.extend({
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+ // Config
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+ min: this.$.data('min') !== undefined ? this.$.data('min') : 0,
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+ max: this.$.data('max') !== undefined ? this.$.data('max') : 100,
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+ stopper: true,
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+ readOnly: this.$.data('readonly') || (this.$.attr('readonly') === 'readonly'),
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+
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+ // UI
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+ cursor: this.$.data('cursor') === true && 30
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+ || this.$.data('cursor') || 0,
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+ thickness: this.$.data('thickness')
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+ && Math.max(Math.min(this.$.data('thickness'), 1), 0.01)
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+ || 0.35,
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+ lineCap: this.$.data('linecap') || 'butt',
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+ width: this.$.data('width') || 200,
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+ height: this.$.data('height') || 200,
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+ displayInput: this.$.data('displayinput') == null || this.$.data('displayinput'),
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+ displayPrevious: this.$.data('displayprevious'),
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+ fgColor: this.$.data('fgcolor') || '#87CEEB',
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+ inputColor: this.$.data('inputcolor'),
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+ font: this.$.data('font') || 'Arial',
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+ fontWeight: this.$.data('font-weight') || 'bold',
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+ inline: false,
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+ step: this.$.data('step') || 1,
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+ rotation: this.$.data('rotation'),
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+
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+ // Hooks
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+ draw: null, // function () {}
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+ change: null, // function (value) {}
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+ cancel: null, // function () {}
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+ release: null, // function (value) {}
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+
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+ // Output formatting, allows to add unit: %, ms ...
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+ format: function(v) {
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+ return v;
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+ },
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+ parse: function (v) {
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+ return parseFloat(v);
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+ }
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+ }, this.o
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+ );
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+
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+ // finalize options
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+ this.o.flip = this.o.rotation === 'anticlockwise' || this.o.rotation === 'acw';
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+ if (!this.o.inputColor) {
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+ this.o.inputColor = this.o.fgColor;
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+ }
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+
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+ // routing value
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+ if (this.$.is('fieldset')) {
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+
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+ // fieldset = array of integer
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+ this.v = {};
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+ this.i = this.$.find('input');
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+ this.i.each(function(k) {
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+ var $this = $(this);
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+ s.i[k] = $this;
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+ s.v[k] = s.o.parse($this.val());
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+
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+ $this.bind(
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+ 'change blur',
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+ function () {
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+ var val = {};
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+ val[k] = $this.val();
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+ s.val(s._validate(val));
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+ }
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+ );
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+ });
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+ this.$.find('legend').remove();
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+ } else {
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+
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+ // input = integer
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+ this.i = this.$;
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+ this.v = this.o.parse(this.$.val());
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+ this.v === '' && (this.v = this.o.min);
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+ this.$.bind(
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+ 'change blur',
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+ function () {
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+ s.val(s._validate(s.o.parse(s.$.val())));
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+ }
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+ );
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+
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+ }
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+
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+ !this.o.displayInput && this.$.hide();
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+
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+ // adds needed DOM elements (canvas, div)
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+ this.$c = $(document.createElement('canvas')).attr({
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+ width: this.o.width,
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+ height: this.o.height
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+ });
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+
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+ // wraps all elements in a div
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+ // add to DOM before Canvas init is triggered
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+ this.$div = $('<div style="'
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+ + (this.o.inline ? 'display:inline;' : '')
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+ + 'width:' + this.o.width + 'px;height:' + this.o.height + 'px;'
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+ + '"></div>');
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+
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+ this.$.wrap(this.$div).before(this.$c);
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+ this.$div = this.$.parent();
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+
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+ if (typeof G_vmlCanvasManager !== 'undefined') {
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+ G_vmlCanvasManager.initElement(this.$c[0]);
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+ }
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+
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+ this.c = this.$c[0].getContext ? this.$c[0].getContext('2d') : null;
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+
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+ if (!this.c) {
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+ throw {
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+ name: "CanvasNotSupportedException",
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+ message: "Canvas not supported. Please use excanvas on IE8.0.",
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+ toString: function(){return this.name + ": " + this.message}
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+ }
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+ }
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+
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+ // hdpi support
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+ this.scale = (window.devicePixelRatio || 1) / (
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+ this.c.webkitBackingStorePixelRatio ||
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+ this.c.mozBackingStorePixelRatio ||
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+ this.c.msBackingStorePixelRatio ||
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+ this.c.oBackingStorePixelRatio ||
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+ this.c.backingStorePixelRatio || 1
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+ );
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+
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+ // detects relative width / height
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+ this.relativeWidth = this.o.width % 1 !== 0
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+ && this.o.width.indexOf('%');
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+ this.relativeHeight = this.o.height % 1 !== 0
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+ && this.o.height.indexOf('%');
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+ this.relative = this.relativeWidth || this.relativeHeight;
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+
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+ // computes size and carves the component
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+ this._carve();
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+
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+ // prepares props for transaction
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+ if (this.v instanceof Object) {
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+ this.cv = {};
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+ this.copy(this.v, this.cv);
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+ } else {
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+ this.cv = this.v;
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+ }
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+
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+ // binds configure event
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+ this.$
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+ .bind("configure", cf)
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+ .parent()
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+ .bind("configure", cf);
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+
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+ // finalize init
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+ this._listen()
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+ ._configure()
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+ ._xy()
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+ .init();
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+
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+ this.isInit = true;
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+
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+ this.$.val(this.o.format(this.v));
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+ this._draw();
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+
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+ return this;
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+ };
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+
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+ this._carve = function() {
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+ if (this.relative) {
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+ var w = this.relativeWidth ?
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+ this.$div.parent().width() *
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+ parseInt(this.o.width) / 100
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+ : this.$div.parent().width(),
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+ h = this.relativeHeight ?
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+ this.$div.parent().height() *
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+ parseInt(this.o.height) / 100
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+ : this.$div.parent().height();
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+
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+ // apply relative
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+ this.w = this.h = Math.min(w, h);
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+ } else {
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+ this.w = this.o.width;
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+ this.h = this.o.height;
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+ }
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+
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+ // finalize div
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+ this.$div.css({
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+ 'width': this.w + 'px',
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+ 'height': this.h + 'px'
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+ });
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+
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+ // finalize canvas with computed width
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+ this.$c.attr({
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+ width: this.w,
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+ height: this.h
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+ });
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+
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+ // scaling
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+ if (this.scale !== 1) {
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+ this.$c[0].width = this.$c[0].width * this.scale;
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+ this.$c[0].height = this.$c[0].height * this.scale;
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+ this.$c.width(this.w);
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+ this.$c.height(this.h);
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+ }
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+
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+ return this;
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+ }
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+
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+ this._draw = function () {
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+
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+ // canvas pre-rendering
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+ var d = true;
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+
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+ s.g = s.c;
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+
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+ s.clear();
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+
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+ s.dH && (d = s.dH());
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+
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+ d !== false && s.draw();
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+ };
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+
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+ this._touch = function (e) {
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+ var touchMove = function (e) {
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+ var v = s.xy2val(
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+ e.originalEvent.touches[s.t].pageX,
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+ e.originalEvent.touches[s.t].pageY
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+ );
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+
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+ if (v == s.cv) return;
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+
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+ if (s.cH && s.cH(v) === false) return;
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+
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+ s.change(s._validate(v));
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+ s._draw();
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+ };
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+
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+ // get touches index
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+ this.t = k.c.t(e);
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+
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+ // First touch
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+ touchMove(e);
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+
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+ // Touch events listeners
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+ k.c.d
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+ .bind("touchmove.k", touchMove)
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+ .bind(
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+ "touchend.k",
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+ function () {
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+ k.c.d.unbind('touchmove.k touchend.k');
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+ s.val(s.cv);
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+ }
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+ );
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+
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+ return this;
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+ };
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+
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+ this._mouse = function (e) {
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+ var mouseMove = function (e) {
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+ var v = s.xy2val(e.pageX, e.pageY);
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+
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+ if (v == s.cv) return;
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+
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+ if (s.cH && (s.cH(v) === false)) return;
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+
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+ s.change(s._validate(v));
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+ s._draw();
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+ };
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+
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+ // First click
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+ mouseMove(e);
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+
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+ // Mouse events listeners
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+ k.c.d
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+ .bind("mousemove.k", mouseMove)
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+ .bind(
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+ // Escape key cancel current change
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+ "keyup.k",
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+ function (e) {
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+ if (e.keyCode === 27) {
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+ k.c.d.unbind("mouseup.k mousemove.k keyup.k");
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+
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+ if (s.eH && s.eH() === false)
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+ return;
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+
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+ s.cancel();
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+ }
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+ }
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+ )
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+ .bind(
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+ "mouseup.k",
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+ function (e) {
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+ k.c.d.unbind('mousemove.k mouseup.k keyup.k');
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+ s.val(s.cv);
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+ }
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+ );
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+
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+ return this;
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+ };
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+
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+ this._xy = function () {
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+ var o = this.$c.offset();
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+ this.x = o.left;
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+ this.y = o.top;
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+
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+ return this;
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+ };
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+
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+ this._listen = function () {
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+ if (!this.o.readOnly) {
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+ this.$c
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+ .bind(
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+ "mousedown",
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+ function (e) {
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+ e.preventDefault();
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+ s._xy()._mouse(e);
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+ }
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+ )
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+ .bind(
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+ "touchstart",
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+ function (e) {
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+ e.preventDefault();
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+ s._xy()._touch(e);
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+ }
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+ );
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+
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+ this.listen();
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+ } else {
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+ this.$.attr('readonly', 'readonly');
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+ }
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+
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+ if (this.relative) {
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+ $(window).resize(function() {
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+ s._carve().init();
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+ s._draw();
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+ });
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+ }
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+
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+ return this;
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+ };
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+
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+ this._configure = function () {
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+
|
|
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+ // Hooks
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+ if (this.o.draw) this.dH = this.o.draw;
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+ if (this.o.change) this.cH = this.o.change;
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+ if (this.o.cancel) this.eH = this.o.cancel;
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+ if (this.o.release) this.rH = this.o.release;
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+
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+ if (this.o.displayPrevious) {
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|
|
+ this.pColor = this.h2rgba(this.o.fgColor, "0.4");
|
|
|
+ this.fgColor = this.h2rgba(this.o.fgColor, "0.6");
|
|
|
+ } else {
|
|
|
+ this.fgColor = this.o.fgColor;
|
|
|
+ }
|
|
|
+
|
|
|
+ return this;
|
|
|
+ };
|
|
|
+
|
|
|
+ this._clear = function () {
|
|
|
+ this.$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();
|
|
|
+ };
|
|
|
+
|
|
|
+}));
|
Abdullah Almsaeed