forked from: マウスで描いた線が動く with union
マウスで描いた線が動く
描いた軌跡に沿って進んでいく。
速く書いた線は速く、ゆっくり描いた線はゆっくりと。
/**
* Copyright keno42 ( http://wonderfl.net/user/keno42 )
* MIT License ( http://www.opensource.org/licenses/mit-license.php )
* Downloaded from: http://wonderfl.net/c/dPbq
*/
// forked from keno42's マウスで描いた線が動く with union
// forked from Nao_u's マウスで描いた線が動く
// マウスで描いた線が動く
//
// 描いた軌跡に沿って進んでいく。
// 速く書いた線は速く、ゆっくり描いた線はゆっくりと。
//
package {
import flash.display.Sprite;
import flash.events.*;
import flash.text.TextField;
[SWF(width="465", height="465", backgroundColor="0xFFFFFF", frameRate="60")]
public class FlashTest extends Sprite {
public function FlashTest() {
Main = this;
initialize();
connect();
stage.addEventListener(Event.ENTER_FRAME,update);
stage.addEventListener(MouseEvent.MOUSE_UP, MouseCheckUp);
stage.addEventListener(MouseEvent.MOUSE_DOWN, MouseCheckDown);
}
}
}
import flash.display.Sprite;
import flash.events.Event;
import flash.events.MouseEvent;
import flash.geom.*;
import net.user1.reactor.IClient;
import net.user1.reactor.Reactor;
import net.user1.reactor.ReactorEvent;
import net.user1.reactor.Room;
import net.user1.reactor.RoomEvent;
import flash.text.TextField;
var Main:Sprite;
var SCREEN_W:Number = 465;
var SCREEN_H:Number = 465;
var g_LineLst:Array;
function initialize():void{
g_LineLst = new Array;
}
var r:Reactor = new Reactor();
var room:Room;
function connect():void {
r.addEventListener(ReactorEvent.READY, onReady);
r.connect("tryunion.com", 9100);
}
function onReady(e:ReactorEvent):void {
room = r.getRoomManager().createRoom("wonderfl.lineLife");
room.addMessageListener("addLine", onAddLine);
room.addEventListener(RoomEvent.OCCUPANT_COUNT, onClientCount);
room.join();
Main.stage.addChild(tf);
tf.autoSize = "left";
tf.selectable = false;
}
var tf:TextField = new TextField();
function onClientCount(e:RoomEvent):void {
tf.text = e.getNumClients() + " user" + ((e.getNumClients()>1)?"s":"");
}
function onAddLine(c:IClient, m:String):void {
var lineList:LineList = new LineList(new Point());
lineList.fromString(m);
g_LineLst.unshift( lineList );
}
var lineToSend:LineList;
function update(e :Event):void {
Main.graphics.clear();
if ( MouseData & MOUSE_LEFT_TRG ) {
g_LineLst.push( new LineList( new Point( Main.stage.mouseX, Main.stage.mouseY ) ) );
lineToSend = new LineList( new Point( Main.stage.mouseX, Main.stage.mouseY ) );
Main.graphics.lineStyle(3,0xd0d000);
Main.graphics.moveTo( -10240, 455 );
Main.graphics.lineTo( 10240, 455 );
}
if( MouseData & MOUSE_LEFT ){
g_LineLst[g_LineLst.length - 1].addPoint( new Point( Main.stage.mouseX, Main.stage.mouseY ) );
lineToSend.addPoint( new Point( Main.stage.mouseX, Main.stage.mouseY ) );
}
for( var lp:int=0; lp<g_LineLst.length; lp++ ){
if( !(lp == g_LineLst.length-1 && MouseData & MOUSE_LEFT) ) g_LineLst[lp].update();
g_LineLst[lp].draw();
}
MouseUpdate();
}
class LineList{
public var PosAry:Array;
public var StartPnt:int;
public var Mx:Number= 1.005;
public function LineList( p:Point ){
PosAry = new Array;
PosAry.push( p );
PosAry.push( p );
StartPnt = 0;
}
public function toString():String
{
var ret:String = "";
var count:int = PosAry.length;
for ( var i:int = 0; i < count; i++ ) {
ret += PosAry[i].x + "," + PosAry[i].y + ":";
}
return ret.substr(0, ret.length-1);
}
public function fromString(str:String):void {
var temp:Array = str.split(":");
PosAry = new Array();
var count:int = temp.length;
for ( var i:int = 0; i < count; i++ ) {
var temp2:Array = temp[i].split(",");
PosAry.push( new Point( temp2[0], temp2[1] ) );
}
trace( PosAry );
}
public function addPoint( p:Point ):void{
Main.graphics.lineStyle(3,0xd0d000);
var l:int = PosAry.length-1;
var lx:int = PosAry[l-1].x-PosAry[l].x;
var ly:int = PosAry[l-1].y-PosAry[l].y;
var len:int = lx*lx + ly*ly;
var maxLen:int = 1;
if( len > maxLen*maxLen ){
PosAry.push( p );
}else{
PosAry[l] = p;
}
}
public function update():void{
if( PosAry.length == 0 ) return;
var mi:int = StartPnt-1;
var pl:int = StartPnt+1;
if( mi < 0 ) mi = PosAry.length-1;
if( pl > PosAry.length-1 ) pl = 0;
var lx:int = PosAry[mi].x - PosAry[StartPnt].x;
var ly:int = PosAry[mi].y - PosAry[StartPnt].y;
PosAry[StartPnt].x = PosAry[pl].x + (lx * Mx);
PosAry[StartPnt].y = PosAry[pl].y + (ly * Mx);
StartPnt++;
if( StartPnt > PosAry.length-1 ) {
var del:int = PosAry.length/20 + 1;
PosAry.splice(PosAry.length-del,del);
StartPnt = 0;
}
}
public function draw():void{
if( PosAry.length == 0 ) return;
var s:int = StartPnt;
var size:Number;
var minX:int = 99999999;
var minY:int = 99999999;
var maxX:int = -99999999;
var maxY:int = -99999999;
for( var i:int=0; i<PosAry.length-1; i++ ){
size = i / 8.0;
if( size > 5.0 ) size = 5.0;
if( size < 1.5 ) size = 1.5;
var col:int = 0x40 * (PosAry.length-i) / PosAry.length + 0x60;
var c:int = (col << 16) + (col << 8) + col;
Main.graphics.lineStyle(size,c);
if( minX > PosAry[s].x ) minX = PosAry[s].x;
if( minY > PosAry[s].y ) minY = PosAry[s].y;
if( maxX < PosAry[s].x ) maxX = PosAry[s].x;
if( maxY < PosAry[s].y ) maxY = PosAry[s].y;
Main.graphics.moveTo( PosAry[s].x, PosAry[s].y );
s++;
if( s > PosAry.length-1 ) s = 0;
Main.graphics.lineTo( PosAry[s].x, PosAry[s].y );
if( s > PosAry.length-1 ) s = 0;
}
size = PosAry.length/2;
if( size > 3.5 ) size = 3.5;
Main.graphics.lineStyle(0,0xc0c0c0);
Main.graphics.beginFill(0x000000,1);
Main.graphics.drawCircle(PosAry[s].x,PosAry[s].y, size);
Main.graphics.endFill();
var a:int;
if( minX > SCREEN_W ){
a = SCREEN_W + maxX - minX;
for( i=0; i<PosAry.length; i++ ){
PosAry[i].x -= a;
}
}
if( minY > SCREEN_H ){
a = SCREEN_H + maxY - minY;
for( i=0; i<PosAry.length; i++ ){
PosAry[i].y -= a;
}
}
if( maxX < 0 ){
a = SCREEN_W + maxX - minX;
for( i=0; i<PosAry.length; i++ ){
PosAry[i].x += a;
}
}
if( maxY < 0 ){
a = SCREEN_H + maxY - minY;
for( i=0; i<PosAry.length; i++ ){
PosAry[i].y += a;
}
}
}
}
var MOUSE_LEFT:int = 0x01;
var MOUSE_LEFT_TRG:int = 0x02;
var MouseData:int;
function MouseCheckDown(event:MouseEvent):void{
MouseData |= MOUSE_LEFT;
MouseData |= MOUSE_LEFT_TRG;
}
function MouseCheckUp(event:MouseEvent):void{
MouseData &= ~MOUSE_LEFT;
if ( room ) {
room.sendMessage("addLine", false, null, lineToSend.toString() );
}
}
function MouseUpdate():void{
MouseData &= ~MOUSE_LEFT_TRG;
}