From ad598618f36fb4068a2a8a1d241f28544edbefce Mon Sep 17 00:00:00 2001
From: Shaun <skichenbrand@gmail.com>
Date: Tue, 13 Jun 2017 18:58:41 +0200
Subject: [PATCH] initial commit

---
 src/client/js/components/components.js      |  1 +
 src/client/js/components/lightningEffect.js | 51 ++++++++++++
 src/client/js/components/player.js          |  1 +
 src/client/js/rendering/lightningBuilder.js | 91 +++++++++++++++++++++
 4 files changed, 144 insertions(+)
 create mode 100644 src/client/js/components/lightningEffect.js
 create mode 100644 src/client/js/rendering/lightningBuilder.js

diff --git a/src/client/js/components/components.js b/src/client/js/components/components.js
index 4a750700..61e10081 100644
--- a/src/client/js/components/components.js
+++ b/src/client/js/components/components.js
@@ -4,6 +4,7 @@ var components = [
 	'player',
 	'pather',
 	'attackAnimation',
+	'lightningEffect',
 	'moveAnimation',
 	'bumpAnimation',
 	'animation',
diff --git a/src/client/js/components/lightningEffect.js b/src/client/js/components/lightningEffect.js
new file mode 100644
index 00000000..99613265
--- /dev/null
+++ b/src/client/js/components/lightningEffect.js
@@ -0,0 +1,51 @@
+define([
+	'js/rendering/lightningBuilder',
+	'js/rendering/effects'
+], function(
+	lightningBuilder,
+	effects
+) {
+	return {
+		type: 'lightningEffect',
+
+		cd: 0,
+		cdMax: 1,
+
+		effect: null,
+
+		init: function() {
+			effects.register(this);
+
+			this.effect = lightningBuilder.build({
+				fromX: this.obj.x + 0,
+				fromY: this.obj.y + 0.5,
+				toX: this.obj.x - 2.5,
+				toY: this.obj.y - 6.5
+			});
+		},
+
+		renderManual: function() {
+			if (this.cd > 0) {
+				this.cd--;
+				return;
+			}
+
+			this.cd = this.cdMax;
+
+			lightningBuilder.destroy(this.effect);
+
+			this.effect = lightningBuilder.build({
+				fromX: this.obj.x + 0,
+				fromY: this.obj.y + 0.5,
+				toX: this.obj.x - 2.5,
+				toY: this.obj.y - 6.5
+			});
+		},
+
+		destroyManual: function() {
+			lightningBuilder.destroy(this.effect);
+
+			effects.unregister(this);
+		}
+	};
+});
\ No newline at end of file
diff --git a/src/client/js/components/player.js b/src/client/js/components/player.js
index 1f45e376..f8167c46 100644
--- a/src/client/js/components/player.js
+++ b/src/client/js/components/player.js
@@ -19,6 +19,7 @@ define([
 			this.obj.addComponent('keyboardMover');
 			this.obj.addComponent('mouseMover');
 			this.obj.addComponent('serverActions');
+			this.obj.addComponent('lightningEffect');
 
 			this.obj.addComponent('pather');
 
diff --git a/src/client/js/rendering/lightningBuilder.js b/src/client/js/rendering/lightningBuilder.js
new file mode 100644
index 00000000..ba71bdda
--- /dev/null
+++ b/src/client/js/rendering/lightningBuilder.js
@@ -0,0 +1,91 @@
+define([
+	'js/rendering/renderer'
+], function(
+	renderer
+) {
+	var scale = 40;
+	var scaleMult = 5;
+
+	return {
+		build: function(config) {
+			var obj = {
+				lines: []
+			};
+
+			var divisions = 25;
+			var maxDeviate = scale * 0.35;
+
+			var fx = config.fromX * scale;
+			var fy = config.fromY * scale;
+
+			var tx = config.toX * scale;
+			var ty = config.toY * scale;
+
+			var angle = Math.atan2(ty - fy, tx - fx);
+			var distance = Math.sqrt(Math.pow(tx - fx, 2) + Math.pow(ty - fy, 2));
+			var divDistance = distance / divisions;
+
+			var x = fx;
+			var y = fy;
+
+			for (var i = 0; i < divisions; i++) {
+				var line = {
+					sprites: []
+				};
+
+				var ntx = fx + (Math.cos(angle) * (divDistance * i)) + ~~(Math.random() * (maxDeviate * 2)) - maxDeviate;
+				var nty = fy + (Math.sin(angle) * (divDistance * i)) + ~~(Math.random() * (maxDeviate * 2)) - maxDeviate;
+
+				if (i == divisions - 1) {
+					ntx = tx;
+					nty = ty;
+				}
+
+				var nAngle = Math.atan2(nty - y, ntx - x);
+				var steps = ~~(Math.sqrt(Math.pow(ntx - x, 2) + Math.pow(nty - y, 2)) / scaleMult);
+
+				for (var j = 0; j < steps; j++) {
+					var c = 105 + ~~(Math.random() * 150);
+					line.sprites.push(renderer.buildRectangle({
+						x: ~~(x / scaleMult) * scaleMult,
+						y: ~~(y / scaleMult) * scaleMult,
+						w: scaleMult,
+						h: scaleMult,
+						color: this.toHex(c, c, ~~(Math.random() * 100)),
+						layerName: 'effects'
+					}));
+
+					line.sprites[line.sprites.length - 1].blendMode = PIXI.BLEND_MODES.ADD;
+
+					x += Math.cos(nAngle) * scaleMult;
+					y += Math.sin(nAngle) * scaleMult;
+				}
+
+				obj.lines.push(line);
+			}
+
+			return obj;
+		},
+
+		toHex: function rgbToHex(r, g, b) {
+			var componentToHex = function(c) {
+			    var hex = c.toString(16);
+			    return hex.length == 1 ? '0' + hex : hex;
+			};
+
+			return '0x' + componentToHex(r) + componentToHex(g) + componentToHex(b);
+		},
+
+		update: function(obj) {
+
+		},
+
+		destroy: function(obj) {
+			obj.lines.forEach(function(l) {
+				l.sprites.forEach(function(s) {
+					s.parent.removeChild(s);
+				});
+			});
+		}
+	};
+});
\ No newline at end of file