利用键盘按键操控地图

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 stage.addEventListener(KeyboardEvent.KEY_DOWN,controlMap); 

function controlMap(me:KeyboardEvent){ 

    switch(me.keyCode){ 

        case Keyboard.UP: 

        map_mc.y -= 2; 

        act_txt.text="上移"; 

        break; 

        case Keyboard.DOWN: 

        map_mc.y += 2; 

        act_txt.text="下移"; 

        break; 

        case Keyboard.LEFT: 

        map_mc.x -= 2; 

        act_txt.text="左移"; 

        break; 

        case Keyboard.RIGHT: 

        map_mc.x += 2; 

        act_txt.text="右移"; 

        break; 

        case Keyboard.PAGE_UP: 

        map_mc.scaleX += .1; 

        map_mc.scaleY += .1; 

        act_txt.text="放大地圖"; 

        break; 

        case Keyboard.PAGE_DOWN: 

        map_mc.scaleX -= .1; 

        map_mc.scaleY -= .1; 

        act_txt.text="缩小地图"; 

        break; 

        case Keyboard.HOME: 

        map_mc.rotation += 10; 

        act_txt.text="向右旋转地图"; 

        break; 

        case Keyboard.END: 

        map_mc.rotation -= 10; 

        act_txt.text="向左旋转地图"; 

        break; 

    } 

    x_txt.text=String(map_mc.x); 

    y_txt.text=String(map_mc.y); 

    zoom_txt.text=String(Math.floor(map_mc.scaleX * 100)) + "%"; 

    rot_txt.text=String(map_mc.rotation) + "°"; 
}
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转载于:https://www.cnblogs.com/babyhhcsy/archive/2013/01/03/2842951.html