SourceViewAttribute.java

package gueei.binding.viewAttributes.imageView;

import gueei.binding.BindingType;
import gueei.binding.ViewAttribute;
import android.graphics.Bitmap;
import android.graphics.drawable.Drawable;
import android.net.Uri;
import android.widget.ImageView;

/**
 * Source for Image View
 * You can supply
 * - Resource Drawable (denoted by drawable/resource)
 * - Integer Resource Id
 * - Uri
 * - Drawable
 * - Bitmap
 * to this, but it is "Set" only attribute meaning you cannot get any return from it
 * 
 * @name source
 * @widget ImageView
 * @type Object
 * 
 * @accepts	Drawable
 * @accepts Bitmap
 * @accepts Uri
 * @accepts Integer
 * 
 * @category simple
 * @related http://developer.android.com/reference/android/widget/ImageView.html
 * 
 * @author andy
 */
public class SourceViewAttribute extends ViewAttribute<ImageView, Object> {

	public SourceViewAttribute(ImageView view) {
		super(Object.class, view, "source");
	}

	@Override
	protected void doSetAttributeValue(Object newValue) {
		if(getView()==null) return;
		if (newValue==null){
			getView().setImageDrawable(null);
			return;
		}
		if (newValue instanceof Integer){
			getView().setImageResource((Integer)newValue);
		}
		if (newValue instanceof Uri){
			getView().setImageURI((Uri)newValue);
			return;
		}
		if (newValue instanceof Drawable){
			getView().setImageDrawable((Drawable)newValue);
			return;
		}
		if (newValue instanceof Bitmap){
			getView().setImageBitmap((Bitmap)newValue);
			return;
		}
	}

	@Override
	protected BindingType AcceptThisTypeAs(Class<?> type) {
		return BindingType.OneWay;
	}

	@Override
	public Object get() {
		return null;
	}
}