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package de.danoeh.antennapod.view;
import android.content.Context;
import android.content.res.TypedArray;
import androidx.appcompat.widget.AppCompatImageView;
import android.util.AttributeSet;
import de.danoeh.antennapod.core.R;
/**
* From http://stackoverflow.com/a/19449488/6839
*/
public class SquareImageView extends AppCompatImageView {
public static final int DIRECTION_WIDTH = 0;
public static final int DIRECTION_HEIGHT = 1;
public static final int DIRECTION_MINIMUM = 2;
private int direction = DIRECTION_WIDTH;
public SquareImageView(Context context) {
super(context);
}
public SquareImageView(Context context, AttributeSet attrs) {
super(context, attrs);
loadAttrs(context, attrs);
}
public SquareImageView(Context context, AttributeSet attrs, int defStyle) {
super(context, attrs, defStyle);
loadAttrs(context, attrs);
}
private void loadAttrs(Context context, AttributeSet attrs) {
TypedArray a = context.obtainStyledAttributes(attrs, R.styleable.SquareImageView);
direction = a.getInt(R.styleable.SquareImageView_direction, DIRECTION_WIDTH);
a.recycle();
}
public void setDirection(int direction) {
this.direction = direction;
requestLayout();
}
@Override
protected void onMeasure(int widthMeasureSpec, int heightMeasureSpec) {
super.onMeasure(widthMeasureSpec, heightMeasureSpec);
switch (direction) {
case DIRECTION_MINIMUM:
int size = Math.min(getMeasuredWidth(), getMeasuredHeight());
setMeasuredDimension(size, size);
break;
case DIRECTION_HEIGHT:
setMeasuredDimension(getMeasuredHeight(), getMeasuredHeight());
break;
default:
setMeasuredDimension(getMeasuredWidth(), getMeasuredWidth());
break;
}
}
}
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