mirror of https://github.com/MISP/misp-bump
62 lines
1.9 KiB
Java
62 lines
1.9 KiB
Java
package lu.circl.mispbump.customViews;
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import android.content.Context;
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import android.content.res.TypedArray;
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import android.util.AttributeSet;
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import android.widget.FrameLayout;
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import lu.circl.mispbump.R;
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public class FixedAspectRatioFrameLayout extends FrameLayout {
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private int mAspectRatioWidth;
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private int mAspectRatioHeight;
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public FixedAspectRatioFrameLayout(Context context) {
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super(context);
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}
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public FixedAspectRatioFrameLayout(Context context, AttributeSet attrs) {
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super(context, attrs);
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init(context, attrs);
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}
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public FixedAspectRatioFrameLayout(Context context, AttributeSet attrs, int defStyle) {
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super(context, attrs, defStyle);
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init(context, attrs);
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}
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private void init(Context context, AttributeSet attrs) {
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TypedArray a = context.obtainStyledAttributes(attrs, R.styleable.FixedAspectRatioFrameLayout);
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mAspectRatioWidth = a.getInt(R.styleable.FixedAspectRatioFrameLayout_aspectRatioWidth, 1);
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mAspectRatioHeight = a.getInt(R.styleable.FixedAspectRatioFrameLayout_aspectRatioHeight, 1);
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a.recycle();
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}
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@Override
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protected void onMeasure(int widthMeasureSpec, int heightMeasureSpec) {
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int originalWidth = MeasureSpec.getSize(widthMeasureSpec);
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int originalHeight = MeasureSpec.getSize(heightMeasureSpec);
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int calculatedHeight = originalWidth * mAspectRatioHeight / mAspectRatioWidth;
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int finalWidth, finalHeight;
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if (calculatedHeight > originalHeight) {
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finalWidth = originalHeight * mAspectRatioWidth / mAspectRatioHeight;
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finalHeight = originalHeight;
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} else {
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finalWidth = originalWidth;
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finalHeight = calculatedHeight;
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}
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super.onMeasure(
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MeasureSpec.makeMeasureSpec(finalWidth, MeasureSpec.EXACTLY),
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MeasureSpec.makeMeasureSpec(finalHeight, MeasureSpec.EXACTLY));
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}
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}
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