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Preparation skeleton for Offline maps implementation

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konggd
2026-07-13 00:59:11 +02:00
parent 5cacd51415
commit a2ed72c541
19 changed files with 257 additions and 25 deletions
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app/src/main/java/eu/konggdev/strikemaps/map/offline/OfflineTileResolver.java
+10
View File
@@ -0,0 +1,10 @@
package eu.konggdev.strikemaps.map.offline;
import java.io.IOException;
public final class OfflineTileResolver {
public byte[] resolve(String url) throws IOException {
//byte[] data = getOfflineTile();
return null;
}
}
app/src/main/java/eu/konggdev/strikemaps/map/offline/download/OfflineDownloader.java
+22
View File
@@ -0,0 +1,22 @@
package eu.konggdev.strikemaps.map.offline.download;
import eu.konggdev.strikemaps.map.source.MapSource;
import java.net.URI;
public final class OfflineDownloader {
public static String[] fetchAvailableExports(MapSource source) {
URI uri = URI.create(source.url);
String host = uri.getHost();
return new String[0];
}
public static void download(MapSource source, String export) {
//TODO
}
public static void download(MapSource source, int[] bounds) {
//TODO
}
}
app/src/main/java/eu/konggdev/strikemaps/ui/UIComponent.java
+8
View File
@@ -12,6 +12,7 @@ import eu.konggdev.strikemaps.ui.element.region.content.MainContentRegion;
import eu.konggdev.strikemaps.ui.element.region.UIRegion;
import eu.konggdev.strikemaps.ui.fragment.layout.FragmentLayoutControls;
import eu.konggdev.strikemaps.ui.fragment.layout.FragmentLayoutSearch;
import eu.konggdev.strikemaps.ui.fragment.layout.content.main.FragmentLayoutContentOfflineMaps;
import eu.konggdev.strikemaps.ui.fragment.layout.content.main.FragmentLayoutContentSettings;
import eu.konggdev.strikemaps.ui.screen.Screen;
import eu.konggdev.strikemaps.ui.screen.definition.DefinedScreen;
@@ -51,6 +52,13 @@ public class UIComponent implements Component {
Map.of(
R.id.mainContentView, new MainContentRegion(new FragmentLayoutContentSettings(app), R.id.mainContentView)
)
),
//Offline maps screen
DefinedScreen.OFFLINE, new Screen(
app,
Map.of(
R.id.mainContentView, new MainContentRegion(new FragmentLayoutContentOfflineMaps(app), R.id.mainContentView)
)
)
);
}
app/src/main/java/eu/konggdev/strikemaps/ui/element/item/PreviewItem.java
+8 -5
View File
@@ -4,33 +4,36 @@ import android.graphics.Bitmap;
import android.view.View;
import android.widget.TextView;
import androidx.annotation.NonNull;
import eu.konggdev.strikemaps.ui.UIComponent;
import org.maplibre.geojson.Feature;
import eu.konggdev.strikemaps.R;
public class PreviewItem implements UIItem {
public String name;
public String type;
@NonNull public String name;
public String details;
public Bitmap image;
boolean hasImage;
public PreviewItem(String refName, String refType) {
this.name = refName;
this.type = refType;
this.details = refType;
hasImage = false;
}
public PreviewItem(String refName, String refType, Bitmap refImage) {
this.name = refName;
this.type = refType;
this.details = refType;
this.image = refImage;
hasImage = true;
}
public static PreviewItem fromFeature(Feature feature) {
return new PreviewItem(feature.getStringProperty("name"), feature.getStringProperty("class"));
}
public View makeView(UIComponent spawner) {
View view = spawner.inflateUi(R.layout.item_preview);
((TextView) view.findViewById(R.id.choiceName)).setText(name);
((TextView) view.findViewById(R.id.type)).setText(type);
if (details != null)
((TextView) view.findViewById(R.id.details)).setText(details);
return view;
}
public View makeView(UIComponent spawner, View.OnClickListener onClick) {
app/src/main/java/eu/konggdev/strikemaps/ui/element/item/UIItem.java
-1
View File
@@ -12,5 +12,4 @@ public interface UIItem {
}
default View.OnLongClickListener longClick(Runnable action) { return v -> { action.run(); return true; };}
}
app/src/main/java/eu/konggdev/strikemaps/ui/fragment/layout/FragmentLayoutSearch.java
+39 -3
View File
@@ -1,6 +1,5 @@
package eu.konggdev.strikemaps.ui.fragment.layout;
import android.app.AlertDialog;
import android.graphics.Color;
import android.graphics.drawable.ColorDrawable;
import android.os.Bundle;
@@ -10,7 +9,6 @@ import android.view.ViewGroup;
import android.widget.PopupWindow;
import androidx.annotation.NonNull;
import androidx.fragment.app.Fragment;
import android.widget.PopupMenu;
import eu.konggdev.strikemaps.R;
import eu.konggdev.strikemaps.app.AppController;
@@ -41,9 +39,11 @@ public class FragmentLayoutSearch extends Fragment implements Layout {
public void onViewCreated(@NonNull View view, Bundle savedInstanceState) {
super.onViewCreated(view, savedInstanceState);
setupButton(view, R.id.hamburgerButton, click(() -> {
View menuView = getLayoutInflater().inflate(R.layout.menu_dropdown, null);
View menuView = getLayoutInflater().inflate(R.layout.dropdown_main, null);
PopupWindow popupWindow = new PopupWindow(
menuView,
@@ -85,5 +85,41 @@ public class FragmentLayoutSearch extends Fragment implements Layout {
});
}));
setupButton(view, R.id.offlineMapsButton, click(() -> {
View offlineMapsPopupView = getLayoutInflater().inflate(R.layout.dropdown_offline, null);
PopupWindow popupWindow = new PopupWindow(
offlineMapsPopupView,
ViewGroup.LayoutParams.WRAP_CONTENT,
ViewGroup.LayoutParams.WRAP_CONTENT,
true
);
popupWindow.setOutsideTouchable(true);
popupWindow.setFocusable(true);
popupWindow.setBackgroundDrawable(new ColorDrawable(Color.TRANSPARENT));
View anchor = view.findViewById(R.id.searchContainer);
setupButton(offlineMapsPopupView, R.id.offlineMaps, click(() -> {
popupWindow.dismiss();
app.getUi().swapScreen(DefinedScreen.OFFLINE);
}));
anchor.post(() -> {
offlineMapsPopupView.measure(
View.MeasureSpec.UNSPECIFIED,
View.MeasureSpec.UNSPECIFIED
);
int popupWidth = offlineMapsPopupView.getMeasuredWidth();
int containerWidth = anchor.getWidth();
int xOffset = containerWidth - popupWidth;
popupWindow.showAsDropDown(anchor, xOffset, 1);
});
}));
}
}
app/src/main/java/eu/konggdev/strikemaps/ui/fragment/layout/content/main/FragmentLayoutContentOfflineMaps.java
+58
View File
@@ -0,0 +1,58 @@
package eu.konggdev.strikemaps.ui.fragment.layout.content.main;
import android.os.Bundle;
import android.view.View;
import android.widget.LinearLayout;
import androidx.annotation.NonNull;
import androidx.fragment.app.Fragment;
import eu.konggdev.strikemaps.R;
import eu.konggdev.strikemaps.app.AppController;
import eu.konggdev.strikemaps.data.helper.FileHelper;
import eu.konggdev.strikemaps.map.source.MapSource;
import eu.konggdev.strikemaps.map.style.MapStyle;
import eu.konggdev.strikemaps.ui.element.item.GenericItem;
import eu.konggdev.strikemaps.ui.element.item.PreviewItem;
import java.util.ArrayList;
import java.util.Arrays;
import java.util.List;
import java.util.Objects;
public class FragmentLayoutContentOfflineMaps extends Fragment implements MainContentLayout {
@NonNull AppController app;
public FragmentLayoutContentOfflineMaps(AppController app) {
super(R.layout.fragment_offline_maps);
this.app = app;
}
@Override
public Fragment toFragment() {
return this;
}
@Override
public void onViewCreated(@NonNull View view, Bundle savedInstanceState) {
super.onViewCreated(view, savedInstanceState);
List<MapSource> sources = new ArrayList<>();
List<String> stylePaths = new ArrayList<>();
stylePaths.addAll(Arrays.asList(FileHelper.getAssetFiles("bundled/style", ".style.json", app)));
stylePaths.addAll(Arrays.asList(FileHelper.getUserFiles("style", ".style.json", app)));
/* Parsing an entire MapStyle is absolutely unnecessary and resource wasteful
TODO: A method should be implemented to parse a List<MapSource> directly from the JSON */
for (String stylePath : stylePaths) {
MapStyle parsedStyle = MapStyle.fromFile(stylePath, app);
sources.addAll(parsedStyle.sources.values());
}
LinearLayout sourcesLayout = view.findViewById(R.id.llDownloadContainer);
for (MapSource source : sources) {
if (!Objects.equals(source.type, "raster"))
sourcesLayout.addView(new PreviewItem(source.url, "").makeView(app.getUi()));
else
sourcesLayout.addView(new PreviewItem(source.tiles.toString(), "").makeView(app.getUi()));
}
}
}
app/src/main/java/eu/konggdev/strikemaps/ui/screen/definition/DefinedScreen.java
+2 -1
View File
@@ -1,5 +1,6 @@
package eu.konggdev.strikemaps.ui.screen.definition;
public enum DefinedScreen {
MAIN,
SETTINGS
SETTINGS,
OFFLINE
}