svgedit/test/coords_test.js

/* eslint-env qunit */
/* globals $, svgedit, equals */
/* eslint-disable no-var */
$(function () {
	// log function
	QUnit.log = function (details) {
		if (window.console && window.console.log) {
			window.console.log(details.result + ' :: ' + details.message);
		}
	};

	var root = document.getElementById('root');
	var svgroot = document.createElementNS(svgedit.NS.SVG, 'svg');
	svgroot.id = 'svgroot';
	root.appendChild(svgroot);
	var svg = document.createElementNS(svgedit.NS.SVG, 'svg');
	svgroot.appendChild(svg);
	var elemId = 1;

	function setUp () {
		// Mock out editor context.
		svgedit.utilities.init({
			getSVGRoot: function () { return svg; },
			getDOMDocument: function () { return null; },
			getDOMContainer: function () { return null; }
		});
		svgedit.coords.init({
			getGridSnapping: function () { return false; },
			getDrawing: function () {
				return {
					getNextId: function () { return '' + elemId++; }
				};
			}
		});
	}

	function tearDown () {
		while (svg.hasChildNodes()) {
			svg.removeChild(svg.firstChild);
		}
	}

	test('Test remapElement(translate) for rect', function () {
		expect(4);

		setUp();

		var rect = document.createElementNS(svgedit.NS.SVG, 'rect');
		rect.setAttribute('x', '200');
		rect.setAttribute('y', '150');
		rect.setAttribute('width', '250');
		rect.setAttribute('height', '120');
		svg.appendChild(rect);

		var attrs = {
			x: '200',
			y: '150',
			width: '125',
			height: '75'
		};

		// Create a translate.
		var m = svg.createSVGMatrix();
		m.a = 1; m.b = 0;
		m.c = 0; m.d = 1;
		m.e = 100; m.f = -50;

		svgedit.coords.remapElement(rect, attrs, m);

		equals(rect.getAttribute('x'), '300');
		equals(rect.getAttribute('y'), '100');
		equals(rect.getAttribute('width'), '125');
		equals(rect.getAttribute('height'), '75');

		tearDown();
	});

	test('Test remapElement(scale) for rect', function () {
		expect(4);
		setUp();

		var rect = document.createElementNS(svgedit.NS.SVG, 'rect');
		rect.setAttribute('width', '250');
		rect.setAttribute('height', '120');
		svg.appendChild(rect);

		var attrs = {
			x: '0',
			y: '0',
			width: '250',
			height: '120'
		};

		// Create a translate.
		var m = svg.createSVGMatrix();
		m.a = 2; m.b = 0;
		m.c = 0; m.d = 0.5;
		m.e = 0; m.f = 0;

		svgedit.coords.remapElement(rect, attrs, m);

		equals(rect.getAttribute('x'), '0');
		equals(rect.getAttribute('y'), '0');
		equals(rect.getAttribute('width'), '500');
		equals(rect.getAttribute('height'), '60');

		tearDown();
	});

	test('Test remapElement(translate) for circle', function () {
		expect(3);
		setUp();

		var circle = document.createElementNS(svgedit.NS.SVG, 'circle');
		circle.setAttribute('cx', '200');
		circle.setAttribute('cy', '150');
		circle.setAttribute('r', '125');
		svg.appendChild(circle);

		var attrs = {
			cx: '200',
			cy: '150',
			r: '125'
		};

		// Create a translate.
		var m = svg.createSVGMatrix();
		m.a = 1; m.b = 0;
		m.c = 0; m.d = 1;
		m.e = 100; m.f = -50;

		svgedit.coords.remapElement(circle, attrs, m);

		equals(circle.getAttribute('cx'), '300');
		equals(circle.getAttribute('cy'), '100');
		equals(circle.getAttribute('r'), '125');

		tearDown();
	});

	test('Test remapElement(scale) for circle', function () {
		expect(3);
		setUp();

		var circle = document.createElementNS(svgedit.NS.SVG, 'circle');
		circle.setAttribute('cx', '200');
		circle.setAttribute('cy', '150');
		circle.setAttribute('r', '250');
		svg.appendChild(circle);

		var attrs = {
			cx: '200',
			cy: '150',
			r: '250'
		};

		// Create a translate.
		var m = svg.createSVGMatrix();
		m.a = 2; m.b = 0;
		m.c = 0; m.d = 0.5;
		m.e = 0; m.f = 0;

		svgedit.coords.remapElement(circle, attrs, m);

		equals(circle.getAttribute('cx'), '400');
		equals(circle.getAttribute('cy'), '75');
		// Radius is the minimum that fits in the new bounding box.
		equals(circle.getAttribute('r'), '125');

		tearDown();
	});

	test('Test remapElement(translate) for ellipse', function () {
		expect(4);
		setUp();

		var ellipse = document.createElementNS(svgedit.NS.SVG, 'ellipse');
		ellipse.setAttribute('cx', '200');
		ellipse.setAttribute('cy', '150');
		ellipse.setAttribute('rx', '125');
		ellipse.setAttribute('ry', '75');
		svg.appendChild(ellipse);

		var attrs = {
			cx: '200',
			cy: '150',
			rx: '125',
			ry: '75'
		};

		// Create a translate.
		var m = svg.createSVGMatrix();
		m.a = 1; m.b = 0;
		m.c = 0; m.d = 1;
		m.e = 100; m.f = -50;

		svgedit.coords.remapElement(ellipse, attrs, m);

		equals(ellipse.getAttribute('cx'), '300');
		equals(ellipse.getAttribute('cy'), '100');
		equals(ellipse.getAttribute('rx'), '125');
		equals(ellipse.getAttribute('ry'), '75');

		tearDown();
	});

	test('Test remapElement(scale) for ellipse', function () {
		expect(4);
		setUp();

		var ellipse = document.createElementNS(svgedit.NS.SVG, 'ellipse');
		ellipse.setAttribute('cx', '200');
		ellipse.setAttribute('cy', '150');
		ellipse.setAttribute('rx', '250');
		ellipse.setAttribute('ry', '120');
		svg.appendChild(ellipse);

		var attrs = {
			cx: '200',
			cy: '150',
			rx: '250',
			ry: '120'
		};

		// Create a translate.
		var m = svg.createSVGMatrix();
		m.a = 2; m.b = 0;
		m.c = 0; m.d = 0.5;
		m.e = 0; m.f = 0;

		svgedit.coords.remapElement(ellipse, attrs, m);

		equals(ellipse.getAttribute('cx'), '400');
		equals(ellipse.getAttribute('cy'), '75');
		equals(ellipse.getAttribute('rx'), '500');
		equals(ellipse.getAttribute('ry'), '60');

		tearDown();
	});

	test('Test remapElement(translate) for line', function () {
		expect(4);
		setUp();

		var line = document.createElementNS(svgedit.NS.SVG, 'line');
		line.setAttribute('x1', '50');
		line.setAttribute('y1', '100');
		line.setAttribute('x2', '120');
		line.setAttribute('y2', '200');
		svg.appendChild(line);

		var attrs = {
			x1: '50',
			y1: '100',
			x2: '120',
			y2: '200'
		};

		// Create a translate.
		var m = svg.createSVGMatrix();
		m.a = 1; m.b = 0;
		m.c = 0; m.d = 1;
		m.e = 100; m.f = -50;

		svgedit.coords.remapElement(line, attrs, m);

		equals(line.getAttribute('x1'), '150');
		equals(line.getAttribute('y1'), '50');
		equals(line.getAttribute('x2'), '220');
		equals(line.getAttribute('y2'), '150');

		tearDown();
	});

	test('Test remapElement(scale) for line', function () {
		expect(4);
		setUp();

		var line = document.createElementNS(svgedit.NS.SVG, 'line');
		line.setAttribute('x1', '50');
		line.setAttribute('y1', '100');
		line.setAttribute('x2', '120');
		line.setAttribute('y2', '200');
		svg.appendChild(line);

		var attrs = {
			x1: '50',
			y1: '100',
			x2: '120',
			y2: '200'
		};

		// Create a translate.
		var m = svg.createSVGMatrix();
		m.a = 2; m.b = 0;
		m.c = 0; m.d = 0.5;
		m.e = 0; m.f = 0;

		svgedit.coords.remapElement(line, attrs, m);

		equals(line.getAttribute('x1'), '100');
		equals(line.getAttribute('y1'), '50');
		equals(line.getAttribute('x2'), '240');
		equals(line.getAttribute('y2'), '100');

		tearDown();
	});

	test('Test remapElement(translate) for text', function () {
		expect(2);
		setUp();

		var text = document.createElementNS(svgedit.NS.SVG, 'text');
		text.setAttribute('x', '50');
		text.setAttribute('y', '100');
		svg.appendChild(text);

		var attrs = {
			x: '50',
			y: '100'
		};

		// Create a translate.
		var m = svg.createSVGMatrix();
		m.a = 1; m.b = 0;
		m.c = 0; m.d = 1;
		m.e = 100; m.f = -50;

		svgedit.coords.remapElement(text, attrs, m);

		equals(text.getAttribute('x'), '150');
		equals(text.getAttribute('y'), '50');

		tearDown();
	});
});