1 files changed, 126 insertions, 0 deletions
diff --git a/app/src/main/java/mygram/droid/TileAdapter.java b/app/src/main/java/mygram/droid/TileAdapter.java
new file mode 100644
index 0000000..ee954b6
--- /dev/null
+++ b/app/src/main/java/mygram/droid/TileAdapter.java
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+/*
+ * mygram-droid: Android TV client for Foldergram.
+ * Copyright (C) 2026 Danilo M. <danix@danix.xyz>
+ *
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License version 2 as published
+ * by the Free Software Foundation.
+ *
+ * This program is distributed in the hope that it will be useful, but
+ * WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY
+ * or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
+ * for more details.
+ */
+
+package mygram.droid;
+
+import android.content.Context;
+import android.graphics.Color;
+import android.view.Gravity;
+import android.view.View;
+import android.view.ViewGroup;
+import android.widget.FrameLayout;
+import android.widget.ImageView;
+import android.widget.TextView;
+
+import androidx.recyclerview.widget.RecyclerView;
+
+import com.bumptech.glide.Glide;
+
+import java.util.List;
+
+/** Thumbnail tiles for rows and grids: posts, folders and the Continue tile. */
+final class TileAdapter extends RecyclerView.Adapter<TileAdapter.Holder> {
+	static final class Tile {
+		final String image, label;
+		final int icon, postId;
+		final Runnable click;
+
+		/** image or icon is shown; postId is -1 for tiles that are not posts. */
+		Tile(String image, String label, int icon, int postId, Runnable click) {
+			this.image = image;
+			this.label = label;
+			this.icon = icon;
+			this.postId = postId;
+			this.click = click;
+		}
+	}
+
+	static Tile post(Post p, Runnable click) {
+		return new Tile(p.media.get(0).thumbnailUrl, null, 0, p.id, click);
+	}
+
+	static final class Holder extends RecyclerView.ViewHolder {
+		final ImageView image, heart;
+		final TextView label;
+
+		Holder(View v, ImageView image, TextView label, ImageView heart) {
+			super(v);
+			this.image = image;
+			this.label = label;
+			this.heart = heart;
+		}
+	}
+
+	private final List<Tile> tiles;
+	private final int widthDp, heightDp;
+
+	TileAdapter(List<Tile> tiles, int widthDp, int heightDp) {
+		this.tiles = tiles;
+		this.widthDp = widthDp;
+		this.heightDp = heightDp;
+	}
+
+	@Override
+	public Holder onCreateViewHolder(ViewGroup parent, int type) {
+		Context c = parent.getContext();
+		FrameLayout frame = new FrameLayout(c);
+		RecyclerView.LayoutParams lp = new RecyclerView.LayoutParams(Ui.dp(c, widthDp), Ui.dp(c, heightDp));
+		int m = Ui.dp(c, 12);
+		lp.setMargins(m, m, m, m);
+		frame.setLayoutParams(lp);
+		frame.setBackgroundColor(0xFF222222);
+		ImageView image = new ImageView(c);
+		frame.addView(image, new FrameLayout.LayoutParams(ViewGroup.LayoutParams.MATCH_PARENT,
+				ViewGroup.LayoutParams.MATCH_PARENT));
+		TextView label = Ui.text(c, "", 14);
+		label.setShadowLayer(6, 0, 0, Color.BLACK);
+		int p = Ui.dp(c, 8);
+		label.setPadding(p, p, p, p);
+		frame.addView(label, new FrameLayout.LayoutParams(ViewGroup.LayoutParams.MATCH_PARENT,
+				ViewGroup.LayoutParams.WRAP_CONTENT, Gravity.BOTTOM));
+		ImageView heart = new ImageView(c);
+		heart.setImageResource(R.drawable.ic_favorite);
+		heart.setColorFilter(Ui.RED);
+		heart.setContentDescription("Liked");
+		int s = Ui.dp(c, 22);
+		FrameLayout.LayoutParams hp = new FrameLayout.LayoutParams(s, s, Gravity.TOP | Gravity.END);
+		hp.setMargins(p, p, p, p);
+		frame.addView(heart, hp);
+		Ui.focusable(frame);
+		return new Holder(frame, image, label, heart);
+	}
+
+	@Override
+	public void onBindViewHolder(Holder h, int position) {
+		Tile t = tiles.get(position);
+		if (t.image != null) {
+			h.image.setScaleType(ImageView.ScaleType.CENTER_CROP);
+			Glide.with(h.image).load(t.image).into(h.image);
+		} else {
+			Glide.with(h.image).clear(h.image);
+			h.image.setScaleType(ImageView.ScaleType.CENTER);
+			h.image.setImageResource(t.icon);
+		}
+		h.label.setText(t.label);
+		h.label.setVisibility(t.label == null ? View.GONE : View.VISIBLE);
+		h.heart.setVisibility(t.postId >= 0 && Likes.has(t.postId) ? View.VISIBLE : View.GONE);
+		h.itemView.setContentDescription(t.label != null ? t.label : "Post");
+		h.itemView.setOnClickListener(v -> t.click.run());
+	}
+
+	@Override
+	public int getItemCount() {
+		return tiles.size();
+	}
+}