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Fix an issue with pinch to zoom

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Mario Danic 2017-01-19 21:41:38 +01:00 committed by AndyScherzinger
parent 423252d923
commit f5c40a1cfa
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GPG key ID: 6CADC7E3523C308B
2 changed files with 30 additions and 2 deletions
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6
res/layout/preview_image_fragment.xml
View file

@ -31,7 +31,8 @@
android:id="@+id/top"
android:layout_width="match_parent"
android:layout_height="match_parent"
android:background="#000000">
android:background="#000000"
android:animateLayoutChanges="true">
<ProgressBar
android:id="@+id/progressWheel"
@ -49,7 +50,8 @@
android:layout_margin="@dimen/zero"
android:layout_centerInParent="true"
android:contentDescription="@string/preview_image_description"
android:src="@drawable/image_fail" />
android:src="@drawable/image_fail"
/>
<TextView
android:id="@+id/message"

26
src/com/owncloud/android/ui/preview/PreviewImageFragment.java
View file

@ -37,6 +37,7 @@ import android.view.View.OnClickListener;
import android.view.ViewGroup;
import android.widget.ImageView;
import android.widget.ProgressBar;
import android.widget.RelativeLayout;
import android.widget.TextView;
import com.owncloud.android.R;
@ -75,6 +76,7 @@ public class PreviewImageFragment extends FileFragment {
private TouchImageViewCustom mImageView;
private TextView mMessageView;
private ProgressBar mProgressWheel;
private RelativeLayout mRelativeLayout;
public Bitmap mBitmap = null;
@ -84,6 +86,8 @@ public class PreviewImageFragment extends FileFragment {
private LoadBitmapTask mLoadBitmapTask = null;
private boolean weZoomedAlready;
/**
* Public factory method to create a new fragment that previews an image.
@ -149,8 +153,30 @@ public class PreviewImageFragment extends FileFragment {
super.onCreateView(inflater, container, savedInstanceState);
View view = inflater.inflate(R.layout.preview_image_fragment, container, false);
mImageView = (TouchImageViewCustom) view.findViewById(R.id.image);
mRelativeLayout = (RelativeLayout) view.findViewById(R.id.top);
mImageView.setVisibility(View.GONE);
mImageView.setOnTouchImageViewListener(new TouchImageViewCustom.OnTouchImageViewListener() {
@Override
public void onMove() {
if (!weZoomedAlready && mImageView.isZoomed()) {
weZoomedAlready = true;
RelativeLayout.LayoutParams layoutParams = new RelativeLayout.LayoutParams(
RelativeLayout.LayoutParams.MATCH_PARENT, RelativeLayout.LayoutParams.MATCH_PARENT);
layoutParams.addRule(RelativeLayout.CENTER_IN_PARENT, RelativeLayout.TRUE);
mImageView.setLayoutParams(layoutParams);
mRelativeLayout.invalidate();
} else if (!mImageView.isZoomed()) {
weZoomedAlready = false;
RelativeLayout.LayoutParams layoutParams = new RelativeLayout.LayoutParams(
RelativeLayout.LayoutParams.WRAP_CONTENT, RelativeLayout.LayoutParams.WRAP_CONTENT);
layoutParams.addRule(RelativeLayout.CENTER_IN_PARENT, RelativeLayout.TRUE);
mImageView.setLayoutParams(layoutParams);
mRelativeLayout.invalidate();
}
}
});
view.setOnClickListener(new OnClickListener() {
@Override
public void onClick(View v) {