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/* <copyright>
This file contains proprietary software owned by Motorola Mobility, Inc.<br/>
No rights, expressed or implied, whatsoever to this software are provided by Motorola Mobility, Inc. hereunder.<br/>
(c) Copyright 2011 Motorola Mobility, Inc. All Rights Reserved.
</copyright> */
/**
@module "montage/ui/bluemoon/progress.reel"
@requires montage/core/core
@requires montage/ui/component
*/
var Montage = require("montage").Montage,
Component = require("ui/component").Component,
NativeProgress = require("ui/native/progress.reel").Progress;
/**
@class module:montage/ui/progress.Progress
@extends module:montage/ui/component.Component
*/
exports.Progress = Montage.create(NativeProgress,/** @lends module:"montage/ui/bluemoon/progress.reel".Progress# */ {
hasTemplate: {value: true},
/**
Description TODO
@private
*/
_barElement: {
enumerable: false,
serializable: true,
value: null
},
/**
Description TODO
@private
*/
_value: {
enumerable: false,
serializable: true,
value: null
},
/**
Description TODO
@type {Function}
@default {Number} 0
*/
value: {
serializable: true,
get: function() {
return this._value;
},
set: function(val) {
if(val !== this._value) {
this._value = String.isString(val) ? parseInt(val, 10) : val;
if(this._max && (this._value > this._max)) {
this._value = this._max;
}
if(this._value < 0) {
this._value = 0;
}
this.needsDraw = true;
}
}
},
/**
Description TODO
@private
*/
_max: {
enumerable: false,
serializable: true,
value: null
},
/**
Description TODO
@type {Function}
@default {Number} 100
*/
max: {
serializable: true,
get: function() {
return this._max;
},
set: function(val) {
if(val !== this._max) {
this._max = String.isString(val) ? parseInt(val, 10) : val;
if(this._max <= 0) {
this._max = 1; // Prevent divide by zero errors
}
this.needsDraw = true;
}
}
},
didCreate: {
value: function() {
if(NativeProgress.didCreate) {
NativeProgress.didCreate.call(this);
}
}
},
/**
Description TODO
@function
*/
draw: {
enumerable: false,
value: function() {
var ratio = this._value / this._max;
// constrain to interval [0, 1]
ratio = Math.min(Math.max(ratio, 0), 1);
// map into [0, 100]
var percentage = ratio * 100;
this._barElement.style.width = percentage + '%';
}
}
});
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