//Bitmap类制作按钮.可以直接将一张图片分为左中右三个MC后生成

/**
 * date  : 2007.2.6
 * author : Frank
 * site  : http://www.2solo.net/log
 */
import flash.display.*;
import flash.geom.Rectangle;
import flash.geom.Point;
install_img("mT_over_bmp", 300, 75, 5, bmp_mc);
function install_img(image_url, center_width, face_width, bar_left, tar_mc) {
	//image_url:目标图片路径
	//center_width:整体宽度
	//face_width:初始位图宽度
	//bar_left:边侧mc宽度
	//tar_mc:所要加载的容器地址
	///定义原始
	var linkageId:String = image_url;
	var myBD:BitmapData = BitmapData.loadBitmap(linkageId);
	if (tar_mc == undefined || tar_mc == "") {
		tar_mc = this;
	}
	bmp_mc.attachBitmap(myBD, this.getNextHighestDepth());                                          
	face_width = face_width-2*bar_left;
	///新建MC
	tar_mc.center_mc.removeMovieClip();
	tar_mc.left_mc.removeMovieClip();
	tar_mc.right_mc.removeMovieClip();
	var center_mc:MovieClip = tar_mc.createEmptyMovieClip("center_mc", tar_mc.getNextHighestDepth());
	var left_mc:MovieClip = tar_mc.createEmptyMovieClip("left_mc", tar_mc.getNextHighestDepth());
	var right_mc:MovieClip = tar_mc.createEmptyMovieClip("right_mc", tar_mc.getNextHighestDepth());
	center_mc._x = bar_left;
	left_mc._x = 0;
	right_mc._x = center_width-bar_left;
	///新建图片数据
	var myBD_C:BitmapData = new BitmapData(face_width, myBD.height, true, 0x00FF0000);
	var myBD_L:BitmapData = new BitmapData(bar_left, myBD.height, true, 0x00FF0000);
	var myBD_R:BitmapData = new BitmapData(bar_left, myBD.height, true, 0x00FF0000);
	///拷贝图片
	myBD_C.copyPixels(myBD, new Rectangle(bar_left, 0, face_width, myBD.height), new Point(0, 0));
	myBD_L.copyPixels(myBD, new Rectangle(0, 0, bar_left, myBD.height), new Point(0, 0));
	myBD_R.copyPixels(myBD, new Rectangle(myBD.width-bar_left, 0, bar_left, myBD.height), new Point(0, 0));
	//加载图片
	center_mc.attachBitmap(myBD_C, this.getNextHighestDepth());
	left_mc.attachBitmap(myBD_L, this.getNextHighestDepth());
	right_mc.attachBitmap(myBD_R, this.getNextHighestDepth());
	///调整距离
	center_mc._width = center_width-2*bar_left;
}
stop();