X-Git-Url: https://git.mdrn.pl/wl-app.git/blobdiff_plain/48b2fe9f7c2dc3d9aeaaa6dbfb27c7da4f3235ff..269195b3729c1bdc22e9053ee4ebca667ea8549d:/Android/app/src/main/java/com/moiseum/wolnelektury/view/news/single/NewsGalleryAdapter.java

diff --git a/Android/app/src/main/java/com/moiseum/wolnelektury/view/news/single/NewsGalleryAdapter.java b/Android/app/src/main/java/com/moiseum/wolnelektury/view/news/single/NewsGalleryAdapter.java
new file mode 100644
index 0000000..a5dff6a
--- /dev/null
+++ b/Android/app/src/main/java/com/moiseum/wolnelektury/view/news/single/NewsGalleryAdapter.java
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+package com.moiseum.wolnelektury.view.news.single;
+
+import android.annotation.SuppressLint;
+import android.content.Context;
+import android.support.annotation.NonNull;
+import android.support.v4.view.PagerAdapter;
+import android.view.LayoutInflater;
+import android.view.View;
+import android.view.ViewGroup;
+import android.widget.ImageView;
+
+import com.bumptech.glide.Glide;
+import com.bumptech.glide.load.engine.DiskCacheStrategy;
+import com.moiseum.wolnelektury.R;
+
+import java.util.List;
+
+import io.reactivex.Observable;
+import io.reactivex.subjects.PublishSubject;
+
+/**
+ * Created by Piotr Ostrowski on 06.08.2018.
+ */
+public class NewsGalleryAdapter extends PagerAdapter {
+
+	private final LayoutInflater inflater;
+	private final List<String> galleryUrls;
+
+	private PublishSubject<Integer> pagerOnClickSubject = PublishSubject.create();
+	private View.OnClickListener pageClickListener = v -> {
+		int position = (int) v.getTag();
+		pagerOnClickSubject.onNext(position);
+	};
+
+	NewsGalleryAdapter(List<String> galleryUrls, Context context) {
+		this.galleryUrls = galleryUrls;
+		this.inflater = LayoutInflater.from(context);
+	}
+
+	@NonNull
+	@SuppressLint("InflateParams")
+	@Override
+	public Object instantiateItem(@NonNull ViewGroup container, int position) {
+		View view = inflater.inflate(R.layout.fragment_single_news_gallery_item, null);
+		view.setTag(position);
+		view.setOnClickListener(pageClickListener);
+		container.addView(view);
+
+		ImageView ivGallery = view.findViewById(R.id.tvGalleryImage);
+		Glide.with(view.getContext())
+				.load(galleryUrls.get(position))
+				.diskCacheStrategy(DiskCacheStrategy.ALL)
+				.dontTransform()
+				.into(ivGallery);
+
+		return view;
+	}
+
+	@Override
+	public void destroyItem(@NonNull ViewGroup container, int position, @NonNull Object object) {
+		View view = (View) object;
+		container.removeView(view);
+	}
+
+	@Override
+	public int getCount() {
+		return galleryUrls.size();
+	}
+
+	@Override
+	public boolean isViewFromObject(@NonNull View view, @NonNull Object object) {
+		return view == object;
+	}
+
+	Observable<Integer> getPageClickObservable() {
+		return pagerOnClickSubject.hide();
+	}
+}