import definition = require("ui/label");

import dependencyObservable = require("ui/core/dependency-observable");

import proxy = require("ui/core/proxy");

import textBase = require("ui/text-base");

import view = require("ui/core/view");

import * as enumsModule from "ui/enums";

var enums: typeof enumsModule;

function ensureEnums() {

if (!enums) {

enums = require("ui/enums");

}

}

export class Label extends textBase.TextBase implements definition.Label {

public static textWrapProperty = new dependencyObservable.Property(

"textWrap",

"Label",

new proxy.PropertyMetadata(false, dependencyObservable.PropertyMetadataSettings.AffectsLayout)

);

constructor(options?: definition.Options) {

super(options);

}

get textWrap(): boolean {

return this._getValue(Label.textWrapProperty);

}

set textWrap(value: boolean) {

this._setValue(Label.textWrapProperty, value);

}

}

function onTextWrapPropertyChanged(data: dependencyObservable.PropertyChangeData) {

var v = <view.View>data.object;

ensureEnums();

v.style.whiteSpace = data.newValue ? enums.WhiteSpace.normal : enums.WhiteSpace.nowrap;

}

(<proxy.PropertyMetadata>Label.textWrapProperty.metadata).onSetNativeValue = onTextWrapPropertyChanged;