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Code Issues Projects Releases Packages Wiki Activity

Allow tapping on the edges of the chapter to change pages

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This commit is contained in:
inorichi 2015-10-22 02:20:42 +02:00
parent 38c6fac385
commit 3a748a9453
4 changed files with 173 additions and 16 deletions
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28
app/src/main/java/eu/kanade/mangafeed/ui/activity/ReaderActivity.java
View file

@ -18,12 +18,13 @@ import eu.kanade.mangafeed.data.models.Page;
import eu.kanade.mangafeed.presenter.ReaderPresenter;
import eu.kanade.mangafeed.ui.activity.base.BaseRxActivity;
import eu.kanade.mangafeed.ui.adapter.ReaderPageAdapter;
import eu.kanade.mangafeed.widget.ReaderViewPager;
import nucleus.factory.RequiresPresenter;
@RequiresPresenter(ReaderPresenter.class)
public class ReaderActivity extends BaseRxActivity<ReaderPresenter> {
@Bind(R.id.view_pager) ViewPager viewPager;
@Bind(R.id.view_pager) ReaderViewPager viewPager;
@Bind(R.id.page_number) TextView pageNumber;
private ReaderPageAdapter adapter;
@ -43,6 +44,12 @@ public class ReaderActivity extends BaseRxActivity<ReaderPresenter> {
setupViewPager();
}
@Override
public void onDestroy() {
getPresenter().setCurrentPage(currentPage);
super.onDestroy();
}
private void createAdapter() {
adapter = new ReaderPageAdapter(getSupportFragmentManager());
viewPager.setAdapter(adapter);
@ -67,14 +74,24 @@ public class ReaderActivity extends BaseRxActivity<ReaderPresenter> {
}
});
viewPager.setOnChapterBoundariesOutListener(new ReaderViewPager.OnChapterBoundariesOutListener() {
@Override
public void onFirstPageOut() {
// TODO load previous chapter
}
@Override
public void onLastPageOut() {
// TODO load next chapter
}
});
}
@Override
public void onDestroy() {
getPresenter().setCurrentPage(currentPage);
super.onDestroy();
public ReaderViewPager getViewPager() {
return viewPager;
}
public void onPageList(List<Page> pages) {
adapter.setPages(pages);
updatePageNumber();
@ -104,4 +121,5 @@ public class ReaderActivity extends BaseRxActivity<ReaderPresenter> {
}
}
}

22
app/src/main/java/eu/kanade/mangafeed/ui/fragment/ReaderPageFragment.java
View file

@ -12,12 +12,13 @@ import com.davemorrissey.labs.subscaleview.SubsamplingScaleImageView;
import eu.kanade.mangafeed.R;
import eu.kanade.mangafeed.data.models.Page;
import eu.kanade.mangafeed.ui.activity.ReaderActivity;
import eu.kanade.mangafeed.util.PageFileTarget;
public class ReaderPageFragment extends Fragment {
public static final String URL_ARGUMENT_KEY = "UrlArgumentKey";
private SubsamplingScaleImageView mPageImageView;
private SubsamplingScaleImageView imageView;
private String mUrl;
@ -53,19 +54,21 @@ public class ReaderPageFragment extends Fragment {
private void loadImage() {
Glide.with(getActivity())
.load(mUrl)
.downloadOnly(new PageFileTarget(mPageImageView));
.downloadOnly(new PageFileTarget(imageView));
}
@Override
public View onCreateView(LayoutInflater inflater, @Nullable ViewGroup container, @Nullable Bundle savedInstanceState) {
mPageImageView = (SubsamplingScaleImageView)inflater.inflate(R.layout.fragment_page, container, false);
mPageImageView.setDoubleTapZoomStyle(SubsamplingScaleImageView.ZOOM_FOCUS_FIXED);
mPageImageView.setPanLimit(SubsamplingScaleImageView.PAN_LIMIT_INSIDE);
mPageImageView.setMinimumScaleType(SubsamplingScaleImageView.SCALE_TYPE_CENTER_INSIDE);
mPageImageView.setOnImageEventListener(new SubsamplingScaleImageView.OnImageEventListener() {
imageView = (SubsamplingScaleImageView)inflater.inflate(R.layout.fragment_page, container, false);
imageView.setDoubleTapZoomStyle(SubsamplingScaleImageView.ZOOM_FOCUS_FIXED);
imageView.setPanLimit(SubsamplingScaleImageView.PAN_LIMIT_INSIDE);
imageView.setMinimumScaleType(SubsamplingScaleImageView.SCALE_TYPE_CENTER_INSIDE);
imageView.setOnTouchListener((view, motionEvent) ->
((ReaderActivity) getActivity()).getViewPager().onImageTouch(motionEvent));
imageView.setOnImageEventListener(new SubsamplingScaleImageView.OnImageEventListener() {
@Override
public void onReady() {
mPageImageView.setVisibility(View.VISIBLE);
imageView.setVisibility(View.VISIBLE);
}
@Override
@ -85,7 +88,7 @@ public class ReaderPageFragment extends Fragment {
}
});
return mPageImageView;
return imageView;
}
@Override
@ -93,4 +96,5 @@ public class ReaderPageFragment extends Fragment {
super.onActivityCreated(savedInstanceState);
loadImage();
}
}

135
app/src/main/java/eu/kanade/mangafeed/widget/ReaderViewPager.java Normal file
View file

@ -0,0 +1,135 @@
package eu.kanade.mangafeed.widget;
import android.content.Context;
import android.support.v4.view.ViewPager;
import android.util.AttributeSet;
import android.view.GestureDetector;
import android.view.MotionEvent;
public class ReaderViewPager extends ViewPager {
private GestureDetector gestureDetector;
private OnChapterBoundariesOutListener mOnChapterBoundariesOutListener;
private OnChapterSingleTapListener mOnChapterSingleTapListener;
private static final float LEFT_REGION = 0.33f;
private static final float RIGHT_REGION = 0.66f;
private static final float SWIPE_TOLERANCE = 0.25f;
private float startDragX;
public ReaderViewPager(Context context, AttributeSet attrs) {
super(context, attrs);
gestureDetector = new GestureDetector(getContext(), new ReaderViewGestureListener());
}
@Override
public boolean onInterceptTouchEvent(MotionEvent ev) {
try {
gestureDetector.onTouchEvent(ev);
if ((ev.getAction() & MotionEvent.ACTION_MASK) == MotionEvent.ACTION_DOWN) {
if (this.getCurrentItem() == 0 || this.getCurrentItem() == this.getAdapter().getCount() - 1) {
startDragX = ev.getX();
}
}
return super.onInterceptTouchEvent(ev);
} catch (IllegalArgumentException e) {
// Do Nothing.
}
return false;
}
@Override
public boolean onTouchEvent(MotionEvent ev) {
try {
if (mOnChapterBoundariesOutListener != null) {
if (this.getCurrentItem() == 0) {
if ((ev.getAction() & MotionEvent.ACTION_MASK) == MotionEvent.ACTION_UP) {
float displacement = ev.getX() - startDragX;
if (ev.getX() > startDragX && displacement > getWidth() * SWIPE_TOLERANCE) {
mOnChapterBoundariesOutListener.onFirstPageOut();
return true;
}
startDragX = 0;
}
} else if (this.getCurrentItem() == this.getAdapter().getCount() - 1) {
if ((ev.getAction() & MotionEvent.ACTION_MASK) == MotionEvent.ACTION_UP) {
float displacement = startDragX - ev.getX();
if (ev.getX() < startDragX && displacement > getWidth() * SWIPE_TOLERANCE) {
mOnChapterBoundariesOutListener.onLastPageOut();
return true;
}
startDragX = 0;
}
}
}
return super.onTouchEvent(ev);
} catch (IllegalArgumentException e) {
// Do Nothing.
}
return false;
}
public boolean onImageTouch(MotionEvent event) {
return gestureDetector.onTouchEvent(event);
}
public interface OnChapterBoundariesOutListener {
public void onFirstPageOut();
public void onLastPageOut();
}
public interface OnChapterSingleTapListener {
public void onSingleTap();
}
public void setOnChapterBoundariesOutListener(OnChapterBoundariesOutListener onChapterBoundariesOutListener) {
mOnChapterBoundariesOutListener = onChapterBoundariesOutListener;
}
public void setOnChapterSingleTapListener(OnChapterSingleTapListener onChapterSingleTapListener) {
mOnChapterSingleTapListener = onChapterSingleTapListener;
}
private class ReaderViewGestureListener extends GestureDetector.SimpleOnGestureListener {
@Override
public boolean onSingleTapConfirmed(MotionEvent e) {
final int position = getCurrentItem();
final float positionX = e.getX();
if (positionX < getWidth() * LEFT_REGION) {
if (position != 0) {
setCurrentItem(position - 1, true);
} else {
if (mOnChapterBoundariesOutListener != null) {
mOnChapterBoundariesOutListener.onFirstPageOut();
}
}
} else if (positionX > getWidth() * RIGHT_REGION) {
if (position != getAdapter().getCount() - 1) {
setCurrentItem(position + 1, true);
} else {
if (mOnChapterBoundariesOutListener != null) {
mOnChapterBoundariesOutListener.onLastPageOut();
}
}
}
return true;
}
}
}

4
app/src/main/res/layout/activity_reader.xml
View file

@ -3,11 +3,11 @@
android:layout_width="match_parent"
android:layout_height="match_parent">
<android.support.v4.view.ViewPager
<eu.kanade.mangafeed.widget.ReaderViewPager
android:id="@+id/view_pager"
android:layout_width="match_parent"
android:layout_height="wrap_content">
</android.support.v4.view.ViewPager>
</eu.kanade.mangafeed.widget.ReaderViewPager>
<TextView
android:layout_width="wrap_content"