/**
* Copyright tepe ( http://wonderfl.net/user/tepe )
* MIT License ( http://www.opensource.org/licenses/mit-license.php )
* Downloaded from: http://wonderfl.net/c/oowZ
*/
// forked from tepe's flash on 2011-3-19
package {
import flash.events.*;
import flash.display.*;
import flash.text.*;
[SWF(backgroundColor=0, width=465, height=465)]
public class FlashTest extends Sprite {
private var node1:node = new node();
private var text1:TextField = new TextField();
public function FlashTest() {
//パラボラ曲線の描画
var box:Tsumiki = new Tsumiki();
var s2:Shape = new Shape();
var st:int = 100;
var a:Number =-0.001;
s2.graphics.lineStyle(1,0x00ff00);
s2.graphics.moveTo(st,a*(st*st));
s2.graphics.lineTo(0,0.25/a);
s2.graphics.moveTo(-st,a*(st*st));
s2.graphics.lineTo(0,0.25/a);
s2.graphics.beginFill(0x00ff00);
s2.graphics.drawCircle(0,0.25/a,5);
s2.graphics.endFill();
//s2.graphics.beginFill(0xff0000);
s2.graphics.lineStyle(1,0xff0000);
s2.graphics.moveTo(-st,a*(st*st));
for(var i:int = -st;i<st;i++){
//放物線:y = ax^2
s2.graphics.lineTo(i,a*(i*i));
s2.graphics.moveTo(i,a*(i*i));
}
s2.graphics.lineTo(st,a*(st*st));
node1.map.addChild(s2);
addChild(node1);
addChild(text1);
node1.map.addChild(box);
addEventListener(Event.ENTER_FRAME,function():void{
text1.text = String(node1.scaleSize);
});
}
}
}
import Box2D.Collision.b2AABB;
import Box2D.Collision.Shapes.b2PolygonDef;
import Box2D.Common.Math.b2Vec2;
import Box2D.Dynamics.*;
import flash.display.*;
import flash.events.*;
import flash.geom.*;
import flash.text.*;
class Tsumiki extends Sprite {
private var DRAW_SCALE:Number = 100;
private var world:b2World;
private var boxBegin:Point = new Point();
private var rect:Sprite = new Sprite();
private var txt:TextField = new TextField();
private var s2:Sprite = new Sprite();
public function Tsumiki():void {
txt.text = DRAW_SCALE.toString();
txt.x = 0;
txt.textColor = 0xffffff;
addChild(txt);
addChild(s2);
////////////////////////////////////////
// 物理エンジンのセットアップ
// 外枠を定義する
var worldAABB:b2AABB = new b2AABB();
worldAABB.lowerBound.Set(-100, -100);
worldAABB.upperBound.Set(100, 100);
// 重力を下方向に10m/s^2とする
var gravity:b2Vec2 = new b2Vec2(0, 10);
// 外枠と重力を指定して、物理エンジン全体をセットアップする
world = new b2World(worldAABB, gravity, true);
////////////////////////////////////////
// 床の設置
// 床は画面の下のほうに設置します
// 床の位置を左から2.5m、上から3mとする
var floorBodyDef:b2BodyDef = new b2BodyDef();
floorBodyDef.position.Set(2.5, 3);
// 床の形を、幅4m、厚さ20cmとする
// 指定するのはその半分の値
var floorShapeDef:b2PolygonDef = new b2PolygonDef();
floorShapeDef.SetAsBox(2, 0.1);
// 床を動かない物体として作る
var floor:b2Body = world.CreateBody(floorBodyDef);
floor.CreateShape(floorShapeDef);
////////////////////////////////////////
// 描画設定
var debugDraw:b2DebugDraw = new b2DebugDraw();
debugDraw.m_sprite = s2;//this;
debugDraw.m_drawScale = DRAW_SCALE; // 1mを100ピクセルにする
debugDraw.m_fillAlpha = 0.3; // 不透明度
debugDraw.m_lineThickness = 1; // 線の太さ
debugDraw.m_drawFlags = b2DebugDraw.e_shapeBit;
world.SetDebugDraw(debugDraw);
// イベントハンドラを登録する
this.addEventListener(MouseEvent.MOUSE_DOWN, mouseDownHandler);//矩形生成開始
this.addEventListener(MouseEvent.MOUSE_UP, mouseUpHandler);//矩形生成
addEventListener(Event.ENTER_FRAME, enterFrameHandler);
//stage.addEventListener(MouseEvent.MOUSE_WHEEL,onWheel);//ズーム
addChild(rect);
}
private function onWheel(e:MouseEvent):void{
DRAW_SCALE *= 1+e.delta/100;
if(DRAW_SCALE < 0)DRAW_SCALE = 1;
var debugDraw:b2DebugDraw = new b2DebugDraw();
//debugDraw.m_sprite = this;
debugDraw.m_sprite = s2;
debugDraw.m_drawScale = DRAW_SCALE; // 1mを100ピクセルにする
debugDraw.m_fillAlpha = 0.3; // 不透明度
debugDraw.m_lineThickness = DRAW_SCALE/100; // 線の太さ
debugDraw.m_drawFlags = b2DebugDraw.e_shapeBit;
world.SetDebugDraw(debugDraw);
txt.text = DRAW_SCALE.toString();
}
private function mouseDownHandler(event:MouseEvent):void {
// マウスが押された場所を記憶しておく
boxBegin.x = event.stageX;
boxBegin.y = event.stageY;
stage.addEventListener(MouseEvent.MOUSE_MOVE,onMove);
addChild(rect);
}
//矩形描画
private function onMove(e:MouseEvent):void{
rect.graphics.clear();
rect.graphics.lineStyle(1,0xffffff,0.5);
rect.graphics.beginFill(0xffffff,0.2);
rect.graphics.drawRect(boxBegin.x,boxBegin.y,mouseX-boxBegin.x,mouseY-boxBegin.y);
rect.graphics.endFill();
}
//オブジェクト生成
private function mouseUpHandler(event:MouseEvent):void {
rect.graphics.clear();
removeChild(rect);
stage.removeEventListener(MouseEvent.MOUSE_MOVE,onMove);
// 箱の場所と大きさを計算する
var x:Number = (((event.stageX + boxBegin.x ) / 2)-s2.x) / DRAW_SCALE ;
var y:Number = (event.stageY + boxBegin.y) / 2 / DRAW_SCALE ;
var halfWidth:Number = Math.abs(event.stageX - boxBegin.x ) / 2 / DRAW_SCALE ;
var halfHeight:Number = Math.abs(event.stageY - boxBegin.y) / 2 / DRAW_SCALE ;
// 小さすぎる箱ができるのを防ぐ
if (halfWidth < 0.05 || halfHeight < 0.05) {
return;
}
// 箱の場所を設定する
var bodyDef:b2BodyDef = new b2BodyDef();
bodyDef.position.Set(x, y);
// 箱の大きさなどを設定する
var shapeDef:b2PolygonDef= new b2PolygonDef();
shapeDef.SetAsBox(halfWidth, halfHeight);
shapeDef.density = 1; // 密度 [kg/m^2]
shapeDef.restitution = 0; // 反発係数、通常は0～1
// 箱を動く物体として作る
var body:b2Body = world.CreateBody(bodyDef);
body.CreateShape(shapeDef);
body.SetMassFromShapes();
}
private function enterFrameHandler(event:Event):void {
// Flashはデフォルトで秒間24フレームなので、
// 物理シミュレーションを1/24秒進める
world.Step(1 / 24, 10);
}
}
import flash.geom.Point;
import caurina.transitions.Tweener;
import flash.display.*;
import flash.text.*;
import flash.events.*;
import flash.ui.*;
import flash.utils.*;
class node extends Sprite{
private var scale:Number = 1;
public var wheel:int;//ホイール回転量
private var zoom:Number = 1.0;//拡大率
public var map:Sprite;//フィールド
private var mapFocusX:Number=0;
private var mapFocusY:Number=0;
private var scrFocusX:int=0;
private var scrFocusY:int=0;
private var mX:int=0;
private var mY:int=0;
private var scalingPanel:Sprite;
private var base:Sprite;
private var mapscale:int=0;
private var dragPanel:Shape = new Shape();
//コンストラクタ
public function node():void{
//カーソル位置描画
//scalingPanel ズーム中心
scalingPanel = new Sprite();//ズーム中心
scalingPanel.graphics.lineStyle(1,0x00ff00,0.3);
scalingPanel.graphics.moveTo(-100,0);
scalingPanel.graphics.lineTo(100,0);
scalingPanel.graphics.moveTo(0,-100);
scalingPanel.graphics.lineTo(0,100);
addChild(scalingPanel);
//マップ基準座標
base = new Sprite();
base.graphics.lineStyle(1,0xff0000,0.3);
base.graphics.moveTo(-100,0);
base.graphics.lineTo(100,0);
base.graphics.moveTo(0,-100);
base.graphics.lineTo(0,100);
scalingPanel.addChild(base);
//マップ上への配置
map = new Sprite();
scroolOn();
base.addChildAt(map,0);
map.addChild(dragPanel);
aaaa();
}
public function get scaleSize():int{
return mapscale;
}
//画面移動操作の受付 ON・OFF切り替え
public function scroolOn():void{
map.addEventListener(MouseEvent.MOUSE_DOWN,down1);
map.addEventListener(MouseEvent.MOUSE_UP,up1);
this.addEventListener(MouseEvent.MOUSE_WHEEL,on_wheel);//ホイール操作
this.addEventListener(Event.ENTER_FRAME, onFrame);//メインループ
}
public function scroolOff():void{
map.removeEventListener(MouseEvent.MOUSE_DOWN,down1);
map.removeEventListener(MouseEvent.MOUSE_UP,up1);
this.removeEventListener(MouseEvent.MOUSE_WHEEL,on_wheel);//ホイール操作
this.removeEventListener(Event.ENTER_FRAME, onFrame);//メインループ
}
//マップドラッグ
private function down1(event:MouseEvent):void{
wheel=0;
event.currentTarget.startDrag();
addEventListener(MouseEvent.MOUSE_MOVE,onMove);
event.stopPropagation();//イベントの伝播を止める
}
private function up1(event:MouseEvent):void{
event.currentTarget.stopDrag();
removeEventListener(MouseEvent.MOUSE_MOVE,onMove);
// event.stopPropagation();//イベントの伝播を止める
}
private function onMove(e:MouseEvent):void{
aaaa();
}
//ホイール操作
private function on_wheel(event:MouseEvent):void{
wheel += event.delta;
}
//メインループ
private function onFrame(e:Event):void {
on_zoom(1+(0.005*wheel));
if(stage.displayState == StageDisplayState.FULL_SCREEN){
if(stage.mouseY < 10)map.y -= (stage.mouseY-10)/zoom;
else if(this.root.loaderInfo.height-10 < stage.mouseY){
map.y -= (10+stage.mouseY-this.root.loaderInfo.height)/zoom;
}
if(stage.mouseX < 10)map.x -= (stage.mouseX-10)/zoom/10;
else if(this.root.loaderInfo.width-10 < stage.mouseX){
map.x -= (10+stage.mouseX-this.root.loaderInfo.width)/zoom/10;
}
}
}
//マップスクロール基準点の更新
private function aaaa(z:Number = 1):void{
if(1<=z){//ズームイン
mX = mouseX; mY = mouseY;//カーソル位置
//ズーム中心
scalingPanel.x = mouseX; scalingPanel.y = mouseY;
//マップ位置
base.x -= (mX-scrFocusX)/zoom; base.y -= (mY-scrFocusY)/zoom;
//フォーカス位置
scrFocusX = mX; scrFocusY = mY;
}
else{//ズームアウト
mX = this.root.loaderInfo.width/2; mY = this.root.loaderInfo.height/2;//カーソル位置
//ズーム中心
scalingPanel.x =this.root.loaderInfo.width/2; scalingPanel.y = this.root.loaderInfo.height/2;
//マップ位置
base.x -= (mX-scrFocusX)/zoom; base.y -= (mY-scrFocusY)/zoom;
//フォーカス位置
scrFocusX = mX; scrFocusY = mY;
}
//フィールドドラッグ用
dragPanel.graphics.clear();
dragPanel.graphics.beginFill(0xff0000,0.0);
dragPanel.graphics.drawCircle(-(map.x+map.parent.x)/map.scaleX,-(map.y+map.parent.y)/map.scaleY,600/map.scaleX);
dragPanel.graphics.endFill();
}
private function on_zoom(z:Number=0):void{
if(z==0)return;
aaaa(z);//基準点更新
zoom *= z;
if(2 < zoom){
map.scaleX *= 2;
map.scaleY *= 2;
zoom /= 2;
map.x += map.x+base.x;
map.y += map.y+base.y;
mapscale--;
}
else if(zoom < 1.0){
map.x -= (map.x+base.x)/2;
map.y -= (map.y+base.y)/2;
zoom *= 2;
map.scaleX /= 2;
map.scaleY /= 2;
mapscale++;
}
scalingPanel.scaleX = zoom;
scalingPanel.scaleY = zoom;
}
}
