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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> */
var Montage = require("montage/core/core").Montage;
var HotText = require("js/components/hottext.reel").HotText;
var HotTextUnit = exports.HotTextUnit = Montage.create(HotText, {
numericField: {
enumerable: false,
value:null
},
unitsField: {
enumerable: false,
value:null
},
inputField: {
enumerable: false,
value:null
},
_units: {
enumerable: false,
value: "px"
},
units: {
serializable: true,
enumerable: true,
get: function() {
return this._units;
},
set: function(value) {
if (value !== this._units) {
if(this._acceptableUnits.indexOf(value) !== -1)
{
this._units = value;
this._unitsModified = true;
this.needsDraw = true;
this._setEventFlags("change", true);
this._dispatchActionEvent();
}
} else {
this._unitsModified = false;
}
}
},
// Some controls will only support certain units
// For example, Oval would specify an innerRadius with acceptableUnits = ["%"]
// and Stroke Size with acceptableUnits = ["px", "pt", "%"]
_acceptableUnits: {
enumerable: false,
value: ["px"]
},
acceptableUnits: {
serializable: true,
enumerable: true,
get: function() {
return this._acceptableUnits;
},
set: function(value) {
if (value !== this._acceptableUnits) {
this._acceptableUnits = value;
}
}
},
// We don't want to handle every input; we only want to handle input from tab or enter
// Thus, we don't listen for an input event; we call this from handleKeydown
handleInput: {
enumerable: false,
value: function() {
var inputString = this.inputField.value;
// Ignore all whitespace, digits, negative sign and "." when looking for units label
// The units must come after one or more digits
var objRegExp = /(\-*\d+\.*\d*)(\s*)(\w*\%*)/;
var unitsString = inputString.replace(objRegExp, "$3");
if(unitsString)
{
var noSpaces = /(\s*)(\S*)(\s*)/;
// strip out spaces and convert to lower case
var match = (unitsString.replace(noSpaces, "$2")).toLowerCase();
if(match)
{
this.units = match;
}
}
this._setEventFlags("change", false);
// Moving this call to after setting the value since value changes are dispatching events before units are set
this.value = this.inputFunction(inputString);
}
},
draw: {
enumerable: false,
value: function() {
this.inputField.value = this._value + " " + this._units;
this.numericField.innerText = this._value;
this.unitsField.innerText = " " + this._units;
if(this._hasFocus)
{
this.numericField.classList.add("hide");
this.unitsField.classList.add("hide");
this.inputField.classList.remove("hide");
// if element targeted; balancing demands of multitouch
// with traditional single focus model
this.inputField.addEventListener("keydown", this, false);
}
else
{
this.numericField.classList.remove("hide");
this.unitsField.classList.remove("hide");
this.inputField.classList.add("hide");
}
}
},
didDraw: {
enumerable: false,
value: function() {
if(this._hasFocus)
{
var length = 0;
if(this.labelFunction)
{
length = this.labelFunction(this._value).length;
}
else
{
length = this.inputField.value.toString().length;
}
this.inputField.setSelectionRange(0, length);
}
this._valueSyncedWithInputField = true;
}
},
prepareForDraw: {
value: function() {
this.numericField = document.createElement("span");
this.numericField.classList.add("underline");
this.numericField.innerText = this._value;
this.unitsField = document.createElement("span");
this.unitsField.innerText = " " + this._units;
this.inputField = document.createElement("input");
this.inputField.value = this._value + " " + this._units;
this.inputField.classList.add("hide");
this.element.appendChild(this.numericField);
this.element.appendChild(this.unitsField);
this.element.appendChild(this.inputField);
if(this._value)
{
this._numValue = this._value;
}
if(this._enabled)
{
this.element.addEventListener("blur", this);
this.element.addEventListener("focus", this);
this.element.addEventListener("touchstart", this, false);
this.element.addEventListener("mousedown", this, false);
}
}
}
});
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