/*

* Paper.js - The Swiss Army Knife of Vector Graphics Scripting.

* http://paperjs.org/

*

* Copyright (c) 2011 - 2013, Juerg Lehni & Jonathan Puckey

* http://lehni.org/ & http://jonathanpuckey.com/

*

* Distributed under the MIT license. See LICENSE file for details.

*

* All rights reserved.

*/

module('Color');

test('Set named color', function() {

var path = new Path();

path.fillColor = 'red';

compareColors(path.fillColor, new Color(1, 0, 0));

equals(path.fillColor.toCSS(), 'rgb(255,0,0)');

});

test('Set color to hex', function() {

var path = new Path();

path.fillColor = '#ff0000';

compareColors(path.fillColor, new Color(1, 0, 0));

equals(path.fillColor.toCSS(), 'rgb(255,0,0)');

var path = new Path();

path.fillColor = '#f00';

compareColors(path.fillColor, new Color(1, 0, 0));

equals(path.fillColor.toCSS(), 'rgb(255,0,0)');

});

test('Set color to object', function() {

var path = new Path();

path.fillColor = { red: 1, green: 0, blue: 1};

compareColors(path.fillColor, new Color(1, 0, 1));

equals(path.fillColor.toCSS(), 'rgb(255,0,255)');

var path = new Path();

path.fillColor = { gray: 0.2 };

compareColors(path.fillColor, new Color(0.2));

equals(path.fillColor.toCSS(), 'rgb(51,51,51)');

});

test('Set color to array', function() {

var path = new Path();

path.fillColor = [1, 0, 0];

compareColors(path.fillColor, new Color(1, 0, 0));

equals(path.fillColor.toCSS(), 'rgb(255,0,0)');

});

test('Creating Colors', function() {

compareColors(new Color('#ff0000'), new Color(1, 0, 0),

'Color from hex code');

compareColors(new Color({ red: 1, green: 0, blue: 1}),

new Color(1, 0, 1), 'Color from rgb object literal');

compareColors(new Color({ gray: 0.2 }),

new Color(0.2), 'Color from gray object literal');

compareColors(new Color({ hue: 0, saturation: 1, brightness: 1}),

new Color(1, 0, 0).convert('hsb'), 'Color from hsb object literal');

compareColors(new Color([1, 0, 0]), new Color(1, 0, 0),

'RGB Color from array');

compareColors(new Color([1]), new Color(1),

'Gray Color from array');

});

test('Deprecated Colors Constructors', function() {

compareColors(new paper.RgbColor('#ff0000'), new Color(1, 0, 0),

'Color from hex code');

compareColors(new paper.RgbColor(1, 0, 1),

new Color(1, 0, 1), 'Color from rgb object literal');

compareColors(new paper.GrayColor(0.2),

new Color(0.2), 'Color from gray object literal');

compareColors(new paper.HsbColor(0, 1, 1),

new Color(1, 0, 0).convert('hsb'), 'Color from hsb object literal');

compareColors(new paper.RgbColor([1, 0, 0]), new Color(1, 0, 0),

'Rgb Color from array');

compareColors(new paper.GrayColor([1]), new Color(1),

'Gray Color from array');

});

test('Get gray from RGB Color', function() {

var color = new Color(1, 0.5, 0.2);

compareNumbers(color.gray, 0.6152);

var color = new Color(0.5, 0.2, 0.1);

compareNumbers(color.gray, 0.27825);

});

test('Get gray from HSB Color', function() {

var color = new Color({hue: 0, saturation: 0, brightness: 0.2 });

compareNumbers(color.gray, 0.19998);

});

test('Get red from HSB Color', function() {

var color = new Color({hue: 0, saturation: 1, brightness: 1 });

compareNumbers(color.red, 1);

});

test('Get hue from RGB Color', function() {

var color = new Color(1, 0, 0);

compareNumbers(color.hue, 0);

compareNumbers(color.saturation, 1);

});

test('Gray Color', function() {

var color = new Color(1);

compareNumbers(color.gray, 1, 'color.gray');

compareNumbers(color.red, 1, 'color.red');

compareNumbers(color.blue, 1, 'color.blue');

color.red = 0.5;

compareNumbers(color.gray, 0.85045, 'color.gray');

color.green = 0.2;

compareNumbers(color.red, 0.5, 'color.red');

compareNumbers(color.green, 0.2, 'color.green');

compareNumbers(color.blue, 1, 'color.blue');

compareNumbers(color.gray, 0.38085, 'color.gray');

});

test('Converting Colors', function() {

var rgbColor = new Color(1, 0.5, 0.2);

compareNumbers(rgbColor.gray, 0.6152);

var grayColor = new Color(0.2);

compareColors(grayColor.convert('rgb'), new Color(0.2, 0.2, 0.2));

compareColors(grayColor.convert('hsb'), { hue: 0, saturation: 0, brightness: 0.2 });

compareColors(new Color(1, 0, 0).convert('hsb'), { hue: 0, saturation: 1, brightness: 1 });

});

test('Setting Color#gray', function() {

var color = new Color(1, 0.5, 0.2);

color.gray = 0.1;

compareColors(color, new Color(0.1));

});

test('Setting Color#red', function() {

var color = new Color({ hue: 180, saturation: 0, brightness: 0 });

color.red = 1;

compareColors(color, new Color(1, 0, 0));

});

test('Setting Color#gray', function() {

var color = new Color({ hue: 180, saturation: 0, brightness: 0 });

color.gray = 0.5;

compareColors(color, new Color(0.5));

});

test('Color.read(channels)', function() {

var color = Color.read([0, 0, 1]);

compareColors(color, new Color(0, 0, 1));

});

test('Cloning colors', function() {

var color = new Color(0, 0, 0);

equals(function() {

return color.clone() != color;

}, true);

equals(function() {

return new Color(color) != color;

}, true);

});

test('Color#convert', function() {

var color = new Color(0, 0, 0);

var converted = color.convert('rgb');

equals(function() {

return converted !== color;

}, true);

equals(function() {

return converted.equals(color);

}, true);

});

test('Saturation from black rgb', function() {

equals(function() {

return new Color(0, 0, 0).saturation === 0;

}, true);

});

test('Color#add', function() {

var color = new Color(0, 1, 1);

compareColors(color.add([1, 0, 0]), [1, 1, 1]);

compareColors(color.add([1, 0.5, 0]), [1, 1, 1]);

var color = new Color(0, 0.5, 0);

compareColors(color.add(0.5), [0.5, 1, 0.5]);

});

test('Color#subtract', function() {

var color = new Color(0, 1, 1);

compareColors(color.subtract([0, 1, 1]), [0, 0, 0]);

compareColors(color.subtract([0, 0.5, 1]), [0, 0.5, 0]);

var color = new Color(1, 1, 1);

compareColors(color.subtract(0.5), [0.5, 0.5, 0.5]);

});

test('Color#multiply', function() {

var color = new Color(1, 0.5, 0.25);

compareColors(color.multiply([0.25, 0.5, 1]), [0.25, 0.25, 0.25]);

var color = new Color(1, 1, 1);

compareColors(color.multiply(0.5), [0.5, 0.5, 0.5]);

var color = new Color(0.5, 0.5, 0.5);

compareColors(color.multiply(2), [1, 1, 1]);

});

test('Color#divide', function() {

var color = new Color(1, 1, 1);

compareColors(color.divide([1, 2, 4]), [1, 0.5, 0.25]);

var color = new Color(1, 0.5, 0.25);

compareColors(color.divide(0.25), [1, 1, 1]);

var color = new Color(1, 1, 1);

compareColors(color.divide(4), [0.25, 0.25, 0.25]);

});