Pixels
/**
* Copyright Saqoosha ( http://wonderfl.net/user/Saqoosha )
* MIT License ( http://www.opensource.org/licenses/mit-license.php )
* Downloaded from: http://wonderfl.net/c/cXkO
*/
package {
import frocessing.color.ColorHSV;
import flash.display.Sprite;
import flash.display.StageAlign;
import flash.display.StageQuality;
import flash.display.StageScaleMode;
import flash.events.MouseEvent;
import flash.geom.PerspectiveProjection;
import flash.utils.getTimer;
[SWF(backgroundColor="#000000", frameRate="60", width="475", height="475")]
public class Pixels extends Sprite {
private var _canvas:Canvas;
private var _color:ColorHSV;
private var _px:int;
private var _py:int;
public function Pixels() {
stage.scaleMode = StageScaleMode.NO_SCALE;
stage.align = StageAlign.TOP_LEFT;
stage.quality = StageQuality.LOW;
var pp:PerspectiveProjection = root.transform.perspectiveProjection;
pp.focalLength = 2000;
root.transform.perspectiveProjection = pp;
_canvas = addChild(new Canvas()) as Canvas;
_color = new ColorHSV();
_px = _py = -1;
addEventListener(MouseEvent.MOUSE_DOWN, _onMouseDown);
addEventListener(MouseEvent.MOUSE_UP, _onMouseUp);
}
private function _onMouseDown(event:MouseEvent):void {
addEventListener(MouseEvent.MOUSE_MOVE, _onMouseMove);
_draw();
}
private function _onMouseMove(event:MouseEvent):void {
_draw();
}
private function _onMouseUp(event:MouseEvent):void {
removeEventListener(MouseEvent.MOUSE_MOVE, _onMouseMove);
_px = _py = -1;
}
private function _draw():void {
_color.h = getTimer() / 50 + Math.random() * 30;
var cx:int = mouseX / 5;
var cy:int = mouseY / 5;
if (_px >= 0) _canvas.drawLine(_px, _py, cx, cy, _color.value);
_px = cx;
_py = cy;
}
}
}
import org.libspark.betweenas3.BetweenAS3;
import org.libspark.betweenas3.easing.Circ;
import org.libspark.betweenas3.tweens.ITween;
import flash.display.Bitmap;
import flash.display.BitmapData;
import flash.display.PixelSnapping;
import flash.display.Shape;
import flash.display.Sprite;
class Canvas extends Sprite {
private var _image:Bitmap;
private var _grid:Bitmap;
private var _px:int;
private var _py:int;
public function Canvas() {
mouseChildren = false;
var b:BitmapData = new BitmapData(95 + 1, 95, false, 0x0);
_image = addChild(new Bitmap(b, PixelSnapping.ALWAYS, false)) as Bitmap;
_image.scaleX = _image.scaleY = 5;
var s:Shape = new Shape();
s.graphics.beginFill(0x101010);
s.graphics.drawRect(4, 0, 1, 5);
s.graphics.drawRect(0, 4, 4, 1);
s.graphics.endFill();
var p:BitmapData = new BitmapData(5, 5, true, 0x0);
p.draw(s);
s.graphics.clear();
s.graphics.beginBitmapFill(p);
s.graphics.drawRect(0, 0, 475 + 5, 475);
s.graphics.endFill();
b = new BitmapData(475 + 5, 475, true, 0x0);
b.draw(s);
_grid = addChild(new Bitmap(b, PixelSnapping.ALWAYS, false)) as Bitmap;
_px = _py = -1;
}
public function drawLine(x0:int, y0:int, x1:int, y1:int, color:int):void {
var steep:Boolean = Math.abs(y1 - y0) > Math.abs(x1 - x0);
var tmp:int;
if (steep) {
tmp = x0;
x0 = y0;
y0 = tmp;
tmp = x1;
x1 = y1;
y1 = tmp;
}
if (x0 > x1) {
tmp = x0;
x0 = x1;
x1 = tmp;
tmp = y0;
y0 = y1;
y1 = tmp;
}
var deltax:int = x1 - x0;
var deltay:int = Math.abs(y1 - y0);
var error:int = deltax / 2;
var ystep:int;
var y:int = y0;
if (y0 < y1) {
ystep = 1;
} else {
ystep = -1;
}
for (var x:int = x0; x <= x1; x++) {
if (steep) {
setPixel(y, x, color);
} else {
setPixel(x, y, color);
}
error = error - deltay;
if (error < 0) {
y = y + ystep;
error = error + deltax;
}
}
}
public function setPixel(x:int, y:int, color:uint):void {
if (x == _px && y == _py) return;
_px = x;
_py = y;
_image.bitmapData.setPixel32(x, y, 0x333333);
var s:Shape = new Shape();
s.graphics.beginFill(color);
s.graphics.drawRect(-2, -2, 3, 3);
s.graphics.endFill();
s.x = x * 5 + 2 + Math.random() * 200 - 100;
s.y = y * 5 + 2 + Math.random() * 200 - 100;
s.z = -2000;
s.rotationX = Math.random() * 360 - 180;
s.rotationY = Math.random() * 360 - 180;
s.rotationZ = Math.random() * 360 - 180;
s.scaleX = s.scaleY = 10;
s.alpha = 0;
addChild(s);
var t:ITween = BetweenAS3.to(s, {
x: x * 5 + 2,
y: y * 5 + 2,
z: 0,
rotationX: 0,
rotationY: 0,
rotationZ: 0,
scaleX: 1,
scaleY: 1,
alpha: 1.0
}, 1.0, Circ.easeOut);
t.onComplete = function ():void {
s.parent.removeChild(s);
_image.bitmapData.setPixel32(x, y, color);
};
t.play();
}
}