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[app] Fix svg rendering

This commit is contained in:
tehcneko 2021-02-23 16:06:12 +08:00
parent 04cdb6c950
commit bfe905fabf
3 changed files with 72 additions and 6 deletions
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6
app/src/main/java/io/github/lsposed/manager/util/AppModule.java
View File

@ -24,7 +24,7 @@ import android.content.Context;
import android.content.pm.PackageInfo;
import android.graphics.Bitmap;
import android.graphics.drawable.AdaptiveIconDrawable;
import android.graphics.drawable.PictureDrawable;
import android.graphics.drawable.Drawable;
import androidx.annotation.NonNull;
@ -40,6 +40,7 @@ import java.io.InputStream;
import io.github.lsposed.manager.App;
import io.github.lsposed.manager.R;
import io.github.lsposed.manager.util.svg.ExternalFileResolver;
import io.github.lsposed.manager.util.svg.SvgDecoder;
import io.github.lsposed.manager.util.svg.SvgDrawableTranscoder;
import me.zhanghai.android.appiconloader.glide.AppIconModelLoader;
@ -53,7 +54,8 @@ public class AppModule extends AppGlideModule {
context.getApplicationInfo().loadIcon(context.getPackageManager()) instanceof AdaptiveIconDrawable, context));
OkHttpUrlLoader.Factory factory = new OkHttpUrlLoader.Factory(App.getOkHttpClient());
registry.replace(GlideUrl.class, InputStream.class, factory);
registry.register(SVG.class, PictureDrawable.class, new SvgDrawableTranscoder())
SVG.registerExternalFileResolver(new ExternalFileResolver());
registry.register(SVG.class, Drawable.class, new SvgDrawableTranscoder(context))
.append(InputStream.class, SVG.class, new SvgDecoder());
}
}

39
app/src/main/java/io/github/lsposed/manager/util/svg/ExternalFileResolver.java Normal file
View File

@ -0,0 +1,39 @@
package io.github.lsposed.manager.util.svg;
import android.graphics.Bitmap;
import android.graphics.Canvas;
import android.graphics.Picture;
import android.util.Base64;
import com.caverock.androidsvg.SVG;
import com.caverock.androidsvg.SVGExternalFileResolver;
public class ExternalFileResolver extends SVGExternalFileResolver {
@Override
public Bitmap resolveImage(String filename) {
if (filename.startsWith("data:image/svg+xml;base64,")) {
// com.shatyuka.zhiliao
try {
String base64 = filename.substring(filename.indexOf(","));
SVG svg = SVG.getFromString(new String(Base64.decode(base64, Base64.DEFAULT)));
float width = svg.getDocumentWidth();
float height = svg.getDocumentHeight();
Bitmap bitmap;
if (width > 0 && height > 0) {
bitmap = Bitmap.createBitmap(Math.round(width), Math.round(width), Bitmap.Config.ARGB_8888);
Canvas canvas = new Canvas(bitmap);
svg.renderToCanvas(canvas);
} else {
Picture picture = svg.renderToPicture();
bitmap = Bitmap.createBitmap(picture.getWidth(), picture.getHeight(), Bitmap.Config.ARGB_8888);
Canvas canvas = new Canvas(bitmap);
canvas.drawPicture(picture);
}
return bitmap;
} catch (Exception e) {
e.printStackTrace();
}
}
return super.resolveImage(filename);
}
}

33
app/src/main/java/io/github/lsposed/manager/util/svg/SvgDrawableTranscoder.java
View File

@ -20,7 +20,13 @@
package io.github.lsposed.manager.util.svg;
import android.content.Context;
import android.content.res.Resources;
import android.graphics.Bitmap;
import android.graphics.Canvas;
import android.graphics.Picture;
import android.graphics.drawable.BitmapDrawable;
import android.graphics.drawable.Drawable;
import android.graphics.drawable.PictureDrawable;
import androidx.annotation.NonNull;
@ -35,14 +41,33 @@ import com.caverock.androidsvg.SVG;
/**
* Convert the {@link SVG}'s internal representation to an Android-compatible one ({@link Picture}).
*/
public class SvgDrawableTranscoder implements ResourceTranscoder<SVG, PictureDrawable> {
public class SvgDrawableTranscoder implements ResourceTranscoder<SVG, Drawable> {
private final Resources resources;
public SvgDrawableTranscoder(Context context) {
resources = context.getResources();
}
@Nullable
@Override
public Resource<PictureDrawable> transcode(
public Resource<Drawable> transcode(
@NonNull Resource<SVG> toTranscode, @NonNull Options options) {
SVG svg = toTranscode.get();
Picture picture = svg.renderToPicture();
PictureDrawable drawable = new PictureDrawable(picture);
float width = svg.getDocumentWidth();
float height = svg.getDocumentHeight();
Drawable drawable;
if (width > 0 && height > 0) {
float density = resources.getDisplayMetrics().density;
Bitmap bitmap = Bitmap.createBitmap(Math.round(width * density), Math.round(height * density), Bitmap.Config.ARGB_8888);
Canvas canvas = new Canvas(bitmap);
canvas.scale(density, density);
svg.renderToCanvas(canvas);
drawable = new BitmapDrawable(resources, bitmap);
} else {
Picture picture = svg.renderToPicture();
drawable = new PictureDrawable(picture);
}
return new SimpleResource<>(drawable);
}
}