ti.attributed/index.js

Easy Attributed string for Appcelerator Titanium

function BOLD(_label, text, _word, _font) {
	return {
		type: Ti.UI.ATTRIBUTE_FONT,
		value: {
			fontSize: _font ? _font.fontSize : _label.font.fontSize,
			fontFamily: _font ? _font.fontFamily : _label.font._fontFamily,
		},
		range: _word ? [text.indexOf(_word), _word.length] : [0, text.length]
	}
}

function COLOR(text, _word, _color) {
	return {
		type: Ti.UI.ATTRIBUTE_FOREGROUND_COLOR,
		value: _color,
		range: _word ? [text.indexOf(_word), _word.length] : [0, text.length]
	}
}

function BACKGROUNDCOLOR(text, _word, _color) {
	return {
		type: Ti.UI.ATTRIBUTE_BACKGROUND_COLOR,
		value: _color,
		range: _word ? [text.indexOf(_word), _word.length] : [0, text.length]
	}
}

function UNDERLINE(text, _word, value = Ti.UI.ATTRIBUTE_UNDERLINE_STYLE_SINGLE) {
	return {
		type: Ti.UI.ATTRIBUTE_UNDERLINES_STYLE,
		value,
		range: _word ? [text.indexOf(_word), _word.length] : [0, text.length]
	}
}

function STRIKETHROUGH(text, _word) {
	return {
		type: Ti.UI.ATTRIBUTE_STRIKETHROUGH_STYLE,
		value: Ti.UI.ATTRIBUTE_UNDERLINE_STYLE_THICK,
		range: _word ? [text.indexOf(_word), _word.length] : [0, text.length]
	}
}

function LINK(text, _word, value) {
	return {
		type: Ti.UI.ATTRIBUTE_LINK,
		value,
		range: _word ? [text.indexOf(_word), _word.length] : [0, text.length]
	}
}

function KERN(text, _word, value) {
	return {
		type: Ti.UI.ATTRIBUTE_KERN,
		value,
		range: _word ? [text.indexOf(_word), _word.length] : [0, text.length]
	}
}

function SHADOW(text, _word, value) {
	return {
		type: Ti.UI.ATTRIBUTE_SHADOW,
		value,
		range: _word ? [text.indexOf(_word), _word.length] : [0, text.length]
	}
}

function LETTERPRESS(text, _word) {
	return {
		type: Ti.UI.ATTRIBUTE_TEXT_EFFECT,
		value: Ti.UI.ATTRIBUTE_LETTERPRESS_STYLE,
		range: _word ? [text.indexOf(_word), _word.length] : [0, text.length]
	}
}

function BASELINE(text, _word, value) {
	return {
		type: Ti.UI.ATTRIBUTE_BASELINE_OFFSET,
		value,
		range: _word ? [text.indexOf(_word), _word.length] : [0, text.length]
	}
}

function OBLIQUENESS(text, _word, value) {
	return {
		type: Ti.UI.ATTRIBUTE_OBLIQUENESS,
		value,
		range: _word ? [text.indexOf(_word), _word.length] : [0, text.length]
	}
}

function STRETCH(text, _word, value) {
	return {
		type: Ti.UI.ATTRIBUTE_EXPANSION,
		value,
		range: _word ? [text.indexOf(_word), _word.length] : [0, text.length]
	}
}

function apply(_label, attributes) {
	_label.attributedString = Ti.UI.createAttributedString({
		text: _label.text,
		attributes
	});
}

function bold(_label, _word, _font) {
	const text = _label.text;
	const attributes = [BOLD(_label, text, _word, _font)];
	apply(_label, attributes);
}

function boldAndColor(_label, _word, _font, _color) {
	const text = _label.text;
	const attributes = [
		BOLD(_label, text, _word, _font),
		COLOR(text, _word, _color)
	];
	apply(_label, attributes);
}

function underline(_label, _word, value) {
	const text = _label.text;
	const attributes = [UNDERLINE(text, _word, value)];
	apply(_label, attributes);
}

function underlineAndColor(_label, _word, _color, value) {
	const text = _label.text;
	const attributes = [
		UNDERLINE(text, _word, value),
		COLOR(text, _word, _color)
	];
	apply(_label, attributes);
}

function color(_label, _word, _color) {
	const text = _label.text;
	const attributes = [
		COLOR(text, _word, _color)
	];
	apply(_label, attributes);
}

function backgroundColor(_label, _word, _color) {
	const text = _label.text;
	const attributes = [
		BACKGROUNDCOLOR(text, _word, _color)
	];
	apply(_label, attributes);
}

function strikethrough(_label, _word) {
	const text = _label.text;
	const attributes = [
		STRIKETHROUGH(text, _word)
	];
	apply(_label, attributes);
}

function link(_label, _word, value) {
	const text = _label.text;
	const attributes = [
		LINK(text, _word, value)
	];
	apply(_label, attributes);
}

function kern(_label, _word, value) {
	const text = _label.text;
	const attributes = [
		KERN(text, _word, value)
	];
	apply(_label, attributes);
}

function shadow(_label, _word, value) {
	const text = _label.text;
	const attributes = [
		SHADOW(text, _word, value)
	];
	apply(_label, attributes);
}

function letterpress(_label, _word) {
	const text = _label.text;
	const attributes = [
		LETTERPRESS(text, _word)
	];
	apply(_label, attributes);
}

function baseline(_label, _word, value) {
	const text = _label.text;
	const attributes = [
		BASELINE(text, _word, value)
	];
	apply(_label, attributes);
}

function obliqueness(_label, _word, value) {
	const text = _label.text;
	const attributes = [
		OBLIQUENESS(text, _word, value)
	];
	apply(_label, attributes);
}

function stretch(_label, _word, value) {
	const text = _label.text;
	const attributes = [
		STRETCH(text, _word, value)
	];
	apply(_label, attributes);
}



exports.createLabel = function (args) {
	const label = Ti.UI.createLabel(args);

		switch (args.attribute) {
			case 'color':
				color(label, args.wordAttribute, args.attributeColor);
				break;
			case 'backgroundColor':
				backgroundColor(label, args.wordAttribute, args.attributeColor);
				break;
			case 'underline':
				underline(label, args.wordAttribute, args.wordValue);
				break;
			case 'underlineAndColor':
				underlineAndColor(label, args.wordAttribute, args.attributeColor, args.wordValue);
				break;
			case 'bold':
				bold(label, args.wordAttribute, args.attributeFont);
				break;
			case 'boldAndColor':
				boldAndColor(label, args.wordAttribute, args.attributeFont, args.attributeColor);
				break;
			case 'strikethrough':
				strikethrough(label, args.wordAttribute);
				break;
			case 'link':
				link(label, args.wordAttribute, args.wordValue);
				break;
			case 'kern':
				kern(label, args.wordAttribute, args.wordValue);
				break;
			case 'shadow':
				shadow(label, args.wordAttribute, args.wordValue);
				break;
			case 'letterpress':
				letterpress(label, args.wordAttribute);
				break;
			case 'baseline':
				baseline(label, args.wordAttribute, args.wordValue);
				break;
			case 'obliqueness':
				obliqueness(label, args.wordAttribute, args.wordValue);
				break;
			case 'stretch':
				stretch(label, args.wordAttribute, args.wordValue);
				break;
		}
	
	return label;
};

exports.color = color;
exports.backgroundColor = backgroundColor;
exports.underlineAndColor = underlineAndColor;
exports.underline = underline;
exports.boldAndColor = boldAndColor;
exports.bold = bold;
exports.strikethrough = strikethrough;
exports.link = link;
exports.kern = kern;
exports.shadow = shadow;
exports.letterpress = letterpress;
exports.baseline = baseline;
exports.obliqueness = obliqueness;
exports.stretch = stretch;