Added Android code

[wl-app.git] / Android / app / src / main / java / com / moiseum / wolnelektury / view / news / zoom / ZoomFragment.java

diff --git a/Android/app/src/main/java/com/moiseum/wolnelektury/view/news/zoom/ZoomFragment.java b/Android/app/src/main/java/com/moiseum/wolnelektury/view/news/zoom/ZoomFragment.java
new file mode 100644 (file)
index 0000000..5962e4f
--- /dev/null
+++ b/Android/app/src/main/java/com/moiseum/wolnelektury/view/news/zoom/ZoomFragment.java
@@ -0,0 +1,66 @@
+package com.moiseum.wolnelektury.view.news.zoom;
+
+import android.os.Bundle;
+import android.support.v4.view.ViewPager;
+import android.view.View;
+
+import com.moiseum.wolnelektury.R;
+import com.moiseum.wolnelektury.base.mvp.PresenterFragment;
+
+import java.util.ArrayList;
+import java.util.List;
+
+import butterknife.BindView;
+import me.relex.circleindicator.CircleIndicator;
+
+/**
+ * Created by Piotr Ostrowski on 07.08.2018.
+ */
+public class ZoomFragment extends PresenterFragment<ZoomPresenter> implements ZoomView {
+
+       private static final String PHOTOS_URL_KEY = "PhotoUrls";
+       private static final String POSITION_KEY = "PositionKey";
+       private static final int FIVE_PAGES = 5;
+
+       @BindView(R.id.vpGallery)
+       ViewPager vpGallery;
+       @BindView(R.id.indicator)
+       CircleIndicator indicator;
+
+       public static ZoomFragment newInstance(ArrayList<String> photoUrls, int position) {
+               ZoomFragment fragment = new ZoomFragment();
+               Bundle args = new Bundle(1);
+               args.putStringArrayList(PHOTOS_URL_KEY, photoUrls);
+               args.putInt(POSITION_KEY, position);
+               fragment.setArguments(args);
+               return fragment;
+       }
+
+       @Override
+       protected ZoomPresenter createPresenter() {
+               if (getArguments() == null || getArguments().getStringArrayList(PHOTOS_URL_KEY) == null || getArguments().getInt(POSITION_KEY, -1) == -1) {
+                       throw new IllegalStateException("Fragment is missing arguments");
+               }
+               ArrayList<String> urls = getArguments().getStringArrayList(PHOTOS_URL_KEY);
+               int position = getArguments().getInt(POSITION_KEY);
+               return new ZoomPresenter(urls, position, this);
+       }
+
+       @Override
+       public int getLayoutResourceId() {
+               return R.layout.fragment_zoom;
+       }
+
+       @Override
+       public void prepareView(View view, Bundle savedInstanceState) {
+               // nop.
+       }
+
+       @Override
+       public void initializeZoomView(List<String> photoUrls, int initialPosition) {
+               vpGallery.setAdapter(new ZoomPhotosAdapter(photoUrls, getContext()));
+               vpGallery.setOffscreenPageLimit(FIVE_PAGES);
+               vpGallery.setCurrentItem(initialPosition, false);
+               indicator.setViewPager(vpGallery);
+       }
+}