import flash.display.Sprite;
import flash.net.URLLoader;
import flash.net.URLRequest;
import flash.net.FileReference;
import flash.display.Loader;
import flash.display.Bitmap;
import flash.display.BitmapData;
import flash.geom.Rectangle;
import flash.events.MouseEvent;
import flash.ui.ContextMenu;
import flash.ui.ContextMenuBuiltInItems;
import flash.ui.ContextMenuItem;
import com.klstudio.images.JPGEncoder;
import org.gif.encoder.GIFEncoder;
import flash.utils.ByteArray;

var gifencoder: GIFEncoder = new GIFEncoder();
gifencoder.start();
//gifencoder.setDelay(200);
gifencoder.setFrameRate(1);
gifencoder.setRepeat(0);

var loader: Loader = new Loader();
var request: URLRequest = new URLRequest("Image.jpg");
var bitmapdata: BitmapData;
var bitmap: Bitmap;
var sp: Sprite = new Sprite();
var sp_cut: Sprite = new Sprite();
var menu: ContextMenu = new ContextMenu();
var UPLOAD_PAGE: String = "http://localhost:5447/crd/test5.aspx";
loader.load(request);
loader.contentLoaderInfo.addEventListener(Event.COMPLETE, completeHandler);
addChild(loader);
createDrag(100, 50);
addChild(sp);
addChild(sp_cut);
hidBuildItem();

function completeHandler(event: Event): void {
	while (sp_cut.numChildren > 0) {
		sp_cut.removeChildAt(0);
	}
	bitmapdata = Bitmap(loader.contentLoaderInfo.content).bitmapData;
	var rectangle: Rectangle = new Rectangle(sp.x, sp.y, 100, 100);
	var box: BitmapData = new BitmapData(100, 100, false);
	box.copyPixels(bitmapdata, rectangle, new Point());
	bitmap = new Bitmap(box);
	sp_cut.addChild(bitmap);
	sp_cut.x = 0;
	sp_cut.y = bitmapdata.height + 10;


	var encoder: JPGEncoder = new JPGEncoder(80);
	var bytes: ByteArray = encoder.encode(box);
	var request: URLRequest = new URLRequest(UPLOAD_PAGE);

	//data值就为图片编码数据ByteArray;
	request.data = bytes;
	request.method = URLRequestMethod.POST;
	//这个是关键,内容类型必须是下面文件流形式;
	request.contentType = "application/octet-stream";
	var loaders: URLLoader = new URLLoader();
	loaders.load(request);
	loaders.addEventListener(Event.COMPLETE, completeHandlers);
	loaders.addEventListener(IOErrorEvent.IO_ERROR, errorHandlers);

}

function createDrag(x: int,
y: int): void {
	sp.graphics.clear();
	sp.graphics.lineStyle(1, 0xffffff);
	sp.graphics.beginFill(0xaabbcc, 0.4);
	sp.graphics.drawRect(0, 0, 100, 100);
	sp.graphics.endFill();
	addEventListener(MouseEvent.MOUSE_DOWN, mousedownHandler);
	addEventListener(MouseEvent.MOUSE_UP, mouseupHanlder);
	sp.x = x;
	sp.y = y;
	sp.useHandCursor = true;
	sp.buttonMode = true;
}

function mousedownHandler(event: MouseEvent): void {
	sp.addEventListener(MouseEvent.MOUSE_MOVE, mousemoveHandler);
}

function mousemoveHandler(event: MouseEvent): void {
	sp.x = root.mouseX - (sp.width / 2);
	sp.y = root.mouseY - (sp.height / 2);
	event.updateAfterEvent();
}

function mouseupHanlder(event: MouseEvent): void {
	sp.removeEventListener(MouseEvent.MOUSE_MOVE, mousemoveHandler);
	cutPic();

}

function cutPic() {
	bitmapdata = Bitmap(loader.contentLoaderInfo.content).bitmapData;
	var rectangle: Rectangle = new Rectangle(sp.x, sp.y, 100, 100);
	var box: BitmapData = new BitmapData(100, 100, false);
	box.copyPixels(bitmapdata, rectangle, new Point());
	bitmap = new Bitmap(box);
	sp_cut.addChild(bitmap);
	//--
	var encoder: JPGEncoder = new JPGEncoder(80);
	var bytes: ByteArray = encoder.encode(box);
	var request: URLRequest = new URLRequest(UPLOAD_PAGE);


	gifencoder.addFrame(box);



	//data值就为图片编码数据ByteArray;
	request.data = bytes;
	request.method = URLRequestMethod.POST;
	//这个是关键,内容类型必须是下面文件流形式;
	request.contentType = "application/octet-stream";

	var loaders: URLLoader = new URLLoader();
	loaders.load(request);
	loaders.addEventListener(Event.COMPLETE, completeHandlers);
	loaders.addEventListener(IOErrorEvent.IO_ERROR, errorHandlers);
}

btn_cut.addEventListener(MouseEvent.CLICK, btn_cutHandler);
btn_gif.addEventListener(MouseEvent.CLICK, btn_gifHandler);

function btn_gifHandler(event: MouseEvent): void {
	var request: URLRequest = new URLRequest(UPLOAD_PAGE + "?g=gif");
	gifencoder.finish();

	var bytegif: ByteArray = gifencoder.stream;
	bytegif.position = 0;

	trace(bytegif.length);
	if (bytegif.length > 100) {
		request.data = bytegif;
		request.method = URLRequestMethod.POST;
		request.contentType = "application/octet-stream";
		var loaders: URLLoader = new URLLoader();
		loaders.load(request);
		loaders.addEventListener(Event.COMPLETE, completeHandlers);
		loaders.addEventListener(IOErrorEvent.IO_ERROR, errorHandlers);
	}


}

function btn_cutHandler(event: MouseEvent): void {
	cutPic();
}

function hidBuildItem(): void {
	menu.hideBuiltInItems();
	var menuitem: ContextMenuItem = new ContextMenuItem("Change Size");
	menu.customItems.push(menuitem);
	menuitem.addEventListener(ContextMenuEvent.MENU_ITEM_SELECT, menuitemHandler);
	sp.contextMenu = menu;
}

function menuitemHandler(evetn: ContextMenuEvent): void {
	trace("无法改变大小");
}


function completeHandlers(event: Event): void {
	trace("图片上传成功");

}

function errorHandlers(event: IOErrorEvent): void {
	trace("图片上传失败");

}