content: /*
   * Copyright (C) 2010 The Android Open Source Project
   *
   * Licensed under the Apache License, Version 2.0 (the "License");
   * you may not use this file except in compliance with the License.
   * You may obtain a copy of the License at
   *
   *      http://www.apache.org/licenses/LICENSE-2.0
   *
   * Unless required by applicable law or agreed to in writing, software
   * distributed under the License is distributed on an "AS IS" BASIS,
   * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
   * See the License for the specific language governing permissions and
   * limitations under the License.
   */
  
  package com.almalence.plugins.vf.focus;
  
  import android.annotation.TargetApi;
  import android.content.Context;
  import android.os.Build;
  import android.util.AttributeSet;
  import android.view.View;
  import android.view.ViewGroup;
  
  // A RotateLayout is designed to display a single item and provides the
  // capabilities to rotate the item.
  public class RotateLayout extends ViewGroup implements Rotatable
  {
  	private static final String	TAG	= "RotateLayout";
  	private int					mOrientation;
  	private View				mChild;
  
  	public RotateLayout(Context context, AttributeSet attrs)
  	{
  		super(context, attrs);
  		// The transparent background here is a workaround of the render issue
  		// happened when the view is rotated as the device&#39;s orientation
  		// changed. The view looks fine in landscape. After rotation, the view
  		// is invisible.
  		setBackgroundResource(android.R.color.transparent);
  	}
  
  	public RotateLayout(Context context)
  	{
  		super(context);
  		// The transparent background here is a workaround of the render issue
  		// happened when the view is rotated as the device&#39;s orientation
  		// changed. The view looks fine in landscape. After rotation, the view
  		// is invisible.
  		setBackgroundResource(android.R.color.transparent);
  	}
  
  	@TargetApi(11)
  	@Override
  	protected void onFinishInflate()
  	{
  		mChild = getChildAt(0);
  		if ((Build.VERSION.SDK_INT >= Build.VERSION_CODES.HONEYCOMB))
  		{
  			mChild.setPivotX(0);
  			mChild.setPivotY(0);
  		}
  	}
  
  	@Override
  	protected void onLayout(boolean change, int left, int top, int right, int bottom)
  	{
  		int width = right - left;
  		int height = bottom - top;
  		if (mChild == null)
  			return;
  		switch (mOrientation)
  		{
  		case 0:
  		case 180:
  			mChild.layout(0, 0, width, height);
  			break;
  		case 90:
  		case 270:
  			mChild.layout(0, 0, height, width);
  			break;
  		default:
  			break;
  		}
  	}
  
  	@TargetApi(11)
  	@Override
  	protected void onMeasure(int widthSpec, int heightSpec)
  	{
  		int w = 0, h = 0;
  		if (mChild == null)
  		{
  			setMeasuredDimension(w, h);
  			return;
  		}
  
  		switch (mOrientation)
  		{
  		case 0:
  		case 180:
  			measureChild(mChild, widthSpec, heightSpec);
  			w = mChild.getMeasuredWidth();
  			h = mChild.getMeasuredHeight();
  			break;
  		case 90:
  		case 270:
  			measureChild(mChild, heightSpec, widthSpec);
  			w = mChild.getMeasuredHeight();
  			h = mChild.getMeasuredWidth();
  			break;
  		default:
  			break;
  		}
  		setMeasuredDimension(w, h);
  
  	}
  
  	// Rotate the view counter-clockwise
  	public void setOrientation(int orientation)
  	{
  		orientation = orientation % 360;
  		if (mOrientation == orientation)
  			return;
  		mOrientation = orientation;
  		requestLayout();
  	}
  }