C# (CSharp) UnityEngine Sprite.addChild示例

        public Button(DisplayObject upState, string text ="", DisplayObject downState=null, TextFormat format=null)
        {
            //if (upState == null) throw new ErrorEvent("Texture cannot be null");

            mParent = upState.parent;
            mUpState = upState;
            mDownState = downState != null ? downState : upState;
            mBackground = upState;
            mTextFormat = format;

            mScaleWhenDown = 0.9f;
            mAlphaWhenDisabled = 0.5f;
            mEnabled = true;
            mIsDown = false;
            mUseHandCursor = true;
            mTextBounds = new Rectangle(0, 0, upState.width, upState.height);

            mContents = new Sprite();
            mContents.addChild(mBackground);
            addChild(mContents);

            //addEventListener(TouchEvent.TOUCH, onTouch);
            addEventListener(MouseEvent.MOUSE_DOWN, onMouseDown);

            if (text.Length > 0) this.text = text;

            this.x = upState.x;
            this.y = upState.y;
            upState.x = upState.y = 0;

            if(mParent != null)
                (mParent as MovieClip).addChild(this);
        }