Fix core sample
This commit is contained in:
Alexey Kulish
parent
bc91884716
commit
bc9903286b
3 changed files with 6 additions and 348 deletions
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@ -2,14 +2,14 @@ package net.osmand.core.samples.android.sample1;
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import android.graphics.drawable.Drawable;
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import net.osmand.core.samples.android.sample1.core.CoreResourcesFromAndroidAssetsCustom;
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import net.osmand.core.android.CoreResourcesFromAndroidAssets;
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public class IconsCache {
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private CoreResourcesFromAndroidAssetsCustom assets;
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private CoreResourcesFromAndroidAssets assets;
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private float displayDensityFactor;
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public IconsCache(CoreResourcesFromAndroidAssetsCustom assets) {
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public IconsCache(CoreResourcesFromAndroidAssets assets) {
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this.assets = assets;
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}
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@ -3,10 +3,10 @@ package net.osmand.core.samples.android.sample1;
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import android.app.Application;
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import android.os.Environment;
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import net.osmand.core.android.CoreResourcesFromAndroidAssets;
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import net.osmand.core.android.NativeCore;
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import net.osmand.core.jni.LogSeverityLevel;
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import net.osmand.core.jni.Logger;
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import net.osmand.core.samples.android.sample1.core.CoreResourcesFromAndroidAssetsCustom;
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import net.osmand.osm.AbstractPoiType;
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import net.osmand.osm.MapPoiTypes;
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@ -15,7 +15,7 @@ import java.lang.reflect.Field;
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public class SampleApplication extends Application
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{
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private CoreResourcesFromAndroidAssetsCustom assetsCustom;
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private CoreResourcesFromAndroidAssets assetsCustom;
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private MapPoiTypes poiTypes;
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private IconsCache iconsCache;
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@ -28,7 +28,7 @@ public class SampleApplication extends Application
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// Initialize native core
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if (NativeCore.isAvailable() && !NativeCore.isLoaded()) {
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assetsCustom = CoreResourcesFromAndroidAssetsCustom.loadFromCurrentApplication(this);
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assetsCustom = CoreResourcesFromAndroidAssets.loadFromCurrentApplication(this);
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NativeCore.load(assetsCustom);
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}
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Logger.get().setSeverityLevelThreshold(LogSeverityLevel.Debug);
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@ -36,10 +36,6 @@ public class SampleApplication extends Application
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iconsCache = new IconsCache(assetsCustom);
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}
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public CoreResourcesFromAndroidAssetsCustom getAssetsCustom() {
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return assetsCustom;
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}
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public MapPoiTypes getPoiTypes() {
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return poiTypes;
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}
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@ -1,338 +0,0 @@
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package net.osmand.core.samples.android.sample1.core;
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import android.annotation.TargetApi;
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import android.content.Context;
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import android.content.pm.PackageInfo;
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import android.content.pm.PackageManager.NameNotFoundException;
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import android.content.res.AssetFileDescriptor;
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import android.content.res.AssetManager;
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import android.graphics.Bitmap;
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import android.graphics.BitmapFactory;
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import android.graphics.drawable.BitmapDrawable;
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import android.graphics.drawable.Drawable;
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import android.os.Build;
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import android.util.Log;
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import net.osmand.core.jni.BoolPtr;
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import net.osmand.core.jni.SWIGTYPE_p_QByteArray;
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import net.osmand.core.jni.SWIGTYPE_p_bool;
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import net.osmand.core.jni.SwigUtilities;
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import net.osmand.core.jni.interface_ICoreResourcesProvider;
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import net.osmand.core.samples.android.sample1.SampleApplication;
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import net.osmand.util.Algorithms;
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import java.io.BufferedReader;
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import java.io.File;
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import java.io.FileInputStream;
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import java.io.FileNotFoundException;
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import java.io.FileOutputStream;
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import java.io.IOException;
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import java.io.InputStream;
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import java.io.InputStreamReader;
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import java.util.HashMap;
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import java.util.LinkedList;
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import java.util.List;
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import java.util.Map;
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import java.util.TreeMap;
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import java.util.regex.Matcher;
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import java.util.regex.Pattern;
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// This class provides reverse mapping from 'embed-resources.list' to files&folders scheme used by OsmAndCore_android.aar package
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@TargetApi(Build.VERSION_CODES.GINGERBREAD)
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public class CoreResourcesFromAndroidAssetsCustom extends interface_ICoreResourcesProvider {
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private static final String TAG = "CoreResFromAndAssets";
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private static final String NATIVE_TAG = "CoreResFromAndAssets";
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private final Context _context;
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private String _bundleFilename;
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private final HashMap<String, ResourceEntry> _resources = new HashMap<String, ResourceEntry>();
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private final class ResourceData {
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public File path;
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public long offset;
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public long size;
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}
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private final class ResourceEntry {
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public ResourceData defaultVariant;
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public TreeMap<Float, ResourceData> variantsByDisplayDensityFactor;
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}
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private CoreResourcesFromAndroidAssetsCustom(final Context context) {
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_context = context;
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}
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private boolean load() {
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final AssetManager assetManager = _context.getResources().getAssets();
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PackageInfo packageInfo = null;
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try {
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packageInfo = _context.getPackageManager().getPackageInfo(_context.getPackageName(), 0);
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} catch (NameNotFoundException e) {
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Log.e(TAG, "Failed to get own package info", e);
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return false;
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}
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_bundleFilename = packageInfo.applicationInfo.sourceDir;
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Log.i(TAG, "Located own package at '" + _bundleFilename + "'");
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// Load the index
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final List<String> resourcesInBundle = new LinkedList<String>();
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try {
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final InputStream resourcesIndexStream = assetManager.open("OsmAndCore_ResourcesBundle.index",
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AssetManager.ACCESS_BUFFER);
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final BufferedReader resourcesIndexBufferedReader = new BufferedReader(new InputStreamReader(
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resourcesIndexStream));
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String resourceInBundle;
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while ((resourceInBundle = resourcesIndexBufferedReader.readLine()) != null)
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resourcesInBundle.add(resourceInBundle);
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} catch (IOException e) {
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Log.e(TAG, "Failed to read bundle index", e);
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return false;
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}
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Log.i(TAG, "Application contains " + resourcesInBundle.size() + " resources");
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// Parse resources index
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final Pattern resourceNameWithQualifiersRegExp = Pattern.compile("(?:\\[(.*)\\]/)(.*)");
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for (String resourceInBundle : resourcesInBundle) {
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// Process resource name
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String pureResourceName = resourceInBundle;
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String[] qualifiers = null;
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final Matcher resourceNameComponentsMatcher = resourceNameWithQualifiersRegExp.matcher(resourceInBundle);
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if (resourceNameComponentsMatcher.matches()) {
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qualifiers = resourceNameComponentsMatcher.group(1).split(";");
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pureResourceName = resourceNameComponentsMatcher.group(2);
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}
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// Get location of this resource
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final String path = "OsmAndCore_ResourcesBundle/" + resourceInBundle + (resourceInBundle.endsWith(".png") ? "" : ".qz");
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final File extractedPath = ((SampleApplication) _context.getApplicationContext()).getAppPath(path);
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final ResourceData resourceData = new ResourceData();
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if (!extractedPath.exists()) {
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try {
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final AssetFileDescriptor resourceFd = assetManager.openFd(path);
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long declaredSize = resourceFd.getDeclaredLength();
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resourceData.size = resourceFd.getLength();
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resourceData.offset = resourceFd.getStartOffset();
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resourceData.path = new File(_bundleFilename);
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resourceFd.close();
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if (declaredSize != resourceData.size) {
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Log.e(NATIVE_TAG, "Declared size does not match size for '" + resourceInBundle + "'");
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continue;
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}
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} catch (FileNotFoundException e) {
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try {
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final File containgDir = extractedPath.getParentFile();
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if (containgDir != null && !containgDir.exists())
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containgDir.mkdirs();
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extractedPath.createNewFile();
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final InputStream resourceStream = assetManager.open(path, AssetManager.ACCESS_STREAMING);
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final FileOutputStream fileStream = new FileOutputStream(extractedPath);
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Algorithms.streamCopy(resourceStream, fileStream);
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Algorithms.closeStream(fileStream);
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Algorithms.closeStream(resourceStream);
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} catch (IOException e2) {
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if (extractedPath.exists())
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extractedPath.delete();
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Log.e(NATIVE_TAG, "Failed to extract '" + resourceInBundle + "'", e2);
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continue;
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}
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resourceData.offset = 0;
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resourceData.path = extractedPath;
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resourceData.size = resourceData.path.length();
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} catch (IOException e) {
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Log.e(NATIVE_TAG, "Failed to locate '" + resourceInBundle + "'", e);
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continue;
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}
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} else {
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resourceData.offset = 0;
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resourceData.path = extractedPath;
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resourceData.size = resourceData.path.length();
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}
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// Get resource entry for this resource
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ResourceEntry resourceEntry = _resources.get(pureResourceName);
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if (resourceEntry == null) {
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resourceEntry = new ResourceEntry();
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_resources.put(pureResourceName, resourceEntry);
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}
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if (qualifiers == null) {
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resourceEntry.defaultVariant = resourceData;
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} else {
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for (String qualifier : qualifiers) {
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final String[] qualifierComponents = qualifier.trim().split("=");
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if (qualifierComponents.length == 2 && qualifierComponents[0].equals("ddf")) {
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float ddfValue;
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try {
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ddfValue = Float.parseFloat(qualifierComponents[1]);
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} catch (NumberFormatException e) {
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Log.e(TAG, "Unsupported value '" + qualifierComponents[1] + "' for DDF qualifier", e);
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continue;
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}
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if (resourceEntry.variantsByDisplayDensityFactor == null)
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resourceEntry.variantsByDisplayDensityFactor = new TreeMap<Float, ResourceData>();
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resourceEntry.variantsByDisplayDensityFactor.put(ddfValue, resourceData);
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} else {
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Log.w(TAG, "Unsupported qualifier '" + qualifier.trim() + "'");
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}
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}
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}
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}
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return true;
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}
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@Override
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public SWIGTYPE_p_QByteArray getResource(String name, float displayDensityFactor, SWIGTYPE_p_bool ok_) {
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final BoolPtr ok = BoolPtr.frompointer(ok_);
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ResourceData resourceData = getResourceData(name, displayDensityFactor);
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if (resourceData == null) {
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Log.w(TAG, "Requested resource [ddf=" + displayDensityFactor + "]'" + name + "' was not found");
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if (ok != null)
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ok.assign(false);
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return SwigUtilities.emptyQByteArray();
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}
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final String dataPath = resourceData.path.getAbsolutePath();
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final SWIGTYPE_p_QByteArray data;
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if (resourceData.offset == 0 && resourceData.size == resourceData.path.length()) {
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if (!name.endsWith(".png")) {
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data = SwigUtilities.qDecompress(SwigUtilities.readEntireFile(dataPath));
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} else {
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data = SwigUtilities.readEntireFile(dataPath);
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}
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} else {
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if (!name.endsWith(".png")) {
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data = SwigUtilities.qDecompress(SwigUtilities.readPartOfFile(dataPath,
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resourceData.offset, resourceData.size));
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} else {
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data = SwigUtilities.readPartOfFile(dataPath,
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resourceData.offset, resourceData.size);
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}
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}
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if (ok != null)
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ok.assign(true);
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return data;
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}
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@Override
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public SWIGTYPE_p_QByteArray getResource(String name, SWIGTYPE_p_bool ok_) {
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final BoolPtr ok = BoolPtr.frompointer(ok_);
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final ResourceEntry resourceEntry = _resources.get(name);
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if (resourceEntry == null) {
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Log.w(TAG, "Requested resource '" + name + "' was not found");
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if (ok != null)
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ok.assign(false);
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return SwigUtilities.emptyQByteArray();
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}
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if (resourceEntry.defaultVariant == null) {
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Log.w(TAG, "Requested resource '" + name + "' was not found");
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if (ok != null)
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ok.assign(false);
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return SwigUtilities.emptyQByteArray();
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}
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System.out.println(resourceEntry.defaultVariant.path.getAbsolutePath());
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final SWIGTYPE_p_QByteArray data;
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final String dataPath = resourceEntry.defaultVariant.path.getAbsolutePath();
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if (resourceEntry.defaultVariant.offset == 0
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&& resourceEntry.defaultVariant.size == resourceEntry.defaultVariant.path.length()) {
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if (!name.endsWith(".png")) {
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data = SwigUtilities.qDecompress(SwigUtilities.readEntireFile(dataPath));
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} else {
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data = SwigUtilities.readEntireFile(dataPath);
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}
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} else {
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if (!name.endsWith(".png")) {
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data = SwigUtilities.qDecompress(SwigUtilities.readPartOfFile(dataPath,
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resourceEntry.defaultVariant.offset, resourceEntry.defaultVariant.size));
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} else {
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data = SwigUtilities.readPartOfFile(dataPath,
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resourceEntry.defaultVariant.offset, resourceEntry.defaultVariant.size);
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}
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}
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if (ok != null)
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ok.assign(true);
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return data;
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}
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@Override
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public boolean containsResource(String name, float displayDensityFactor) {
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final ResourceEntry resourceEntry = _resources.get(name);
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if (resourceEntry == null || resourceEntry.variantsByDisplayDensityFactor == null)
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return false;
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// If there's variant for any DDF, it will be used
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return true;
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}
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@Override
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public boolean containsResource(String name) {
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final ResourceEntry resourceEntry = _resources.get(name);
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if (resourceEntry == null)
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return false;
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if (resourceEntry.defaultVariant == null)
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return false;
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return true;
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}
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public ResourceData getResourceData(String name, float displayDensityFactor) {
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final ResourceEntry resourceEntry = _resources.get(name);
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if (resourceEntry == null || resourceEntry.variantsByDisplayDensityFactor == null) {
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return null;
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}
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Map.Entry<Float, ResourceData> resourceDataEntry = resourceEntry.variantsByDisplayDensityFactor
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.ceilingEntry(displayDensityFactor);
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if (resourceDataEntry == null)
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resourceDataEntry = resourceEntry.variantsByDisplayDensityFactor.lastEntry();
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ResourceData resourceData = resourceDataEntry.getValue();
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Log.d(TAG, "Using ddf=" + resourceDataEntry.getKey() + " while looking for " + displayDensityFactor + " of '"
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+ name + "'");
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System.out.println(resourceData.path.getAbsolutePath());
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return resourceData;
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}
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public Drawable getIcon(String name, float displayDensityFactor) {
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ResourceData resourceData = getResourceData(name, displayDensityFactor);
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if (resourceData != null) {
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final String dataPath = resourceData.path.getAbsolutePath();
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if (resourceData.offset == 0 && resourceData.size == resourceData.path.length()) {
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return BitmapDrawable.createFromPath(dataPath);
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} else {
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try {
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byte[] array = new byte[(int)resourceData.size];
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FileInputStream fis = new FileInputStream(dataPath);
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fis.skip((int)resourceData.offset);
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fis.read(array, 0, (int)resourceData.size);
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fis.close();
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Bitmap bitmap = BitmapFactory.decodeByteArray(array, 0, (int)resourceData.size);
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return new BitmapDrawable(_context.getResources(), bitmap);
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} catch (IOException e) {
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Log.d(TAG, "Cannot read file: " + dataPath);
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}
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}
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}
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return null;
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}
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public static CoreResourcesFromAndroidAssetsCustom loadFromCurrentApplication(final Context context) {
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final CoreResourcesFromAndroidAssetsCustom bundle = new CoreResourcesFromAndroidAssetsCustom(context);
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if (!bundle.load())
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return null;
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return bundle;
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}
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}
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