added lsys

1 files changed, 60 insertions, 0 deletions

diff --git a/lsys/app.js b/lsys/app.js
new file mode 100644
index 0000000..3c5e696
--- /dev/null
+++ b/lsys/app.js
@@ -0,0 +1,60 @@
+/* Based on http://www.robotacid.com/PBeta/LSystem/index.html */
+
+var lsystem = new LSystem();
+
+var width = 1200;
+var height = 600;
+
+var HALF_PI = 3.141592 / 2;
+
+function setup(axiom, ruleset, iterations) {
+	lsystem = new LSystem(axiom, ruleset);
+	lsystem.iterate(iterations);
+}
+
+function saveImage() {
+	console.log("save");
+	window.open(c.toDataURL());
+}
+
+function draw(x, y, axiom, ruleset, iterations, angle, zoom, drawtype) {
+	a.fillStyle = "#fff";
+	a.fillRect(0, 0, width, height);
+
+	var angle_radians = parseFloat(angle) * (Math.PI / 360);
+
+	lsystem.draw(x, y, zoom, angle_radians, drawtype);
+
+	a.fillStyle = "#666";
+	a.fillRect(0, 0, width, 20);
+	a.fillStyle = "#fff";
+	a.font = "bold 10px 'Lucida Grande', Helvetica";
+
+	var str = "axiom: " + axiom + "         ";
+	str += "ruleset: " + ruleset + "         ";
+	str += "angle: " + angle + "º         ";
+	str += "iterations: " + iterations + "         ";
+	str += "zoom: " + zoom + "         ";
+	str += "x: " + x + "    ";
+	str += "y: " + y + "    ";
+	str += "drawtype: " + drawtype;
+	a.fillText(str, 5, 13);
+}
+
+function generate() {
+	var axiom = document.getElementById("axiom").value;
+	var ruleset = document.getElementById("ruleset").value;
+	var angle = document.getElementById("angle").value;
+	var iterations = document.getElementById("iterations").value;
+	var zoom = document.getElementById("zoom").value;
+
+	var x = document.getElementById("x").value;
+	var y = document.getElementById("y").value;
+
+	var drawtype = document.getElementById("drawtype").value;
+
+	setup(axiom, ruleset, iterations);
+	draw(x, y, axiom, ruleset, iterations, angle, zoom, drawtype);
+}
+
+generate();