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fixed the screenshot class to include the surface view

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This commit is contained in:
Antonio Zugaldia
2015-09-16 11:03:32 -04:00
parent 602a075333
commit f775348ec3
1 changed files with 46 additions and 9 deletions
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55
android/java/MapboxGLAndroidSDKTestApp/src/androidTest/java/com/mapbox/mapboxgl/testapp/utils/ScreenshotUtil.java
View File

@@ -2,15 +2,19 @@ package com.mapbox.mapboxgl.testapp.utils;
import android.app.Activity;
import android.graphics.Bitmap;
import android.graphics.Canvas;
import android.os.Environment;
import android.util.Log;
import android.view.TextureView;
import android.view.View;
import android.view.ViewGroup;
import java.io.File;
import java.io.FileNotFoundException;
import java.io.FileOutputStream;
import java.io.IOException;
import java.io.OutputStream;
import java.util.ArrayList;
import java.util.List;
import java.util.UUID;
/**
@@ -45,6 +49,20 @@ public class ScreenshotUtil {
Bitmap bitmap = Bitmap.createBitmap(rootView.getDrawingCache());
rootView.setDrawingCacheEnabled(false);
// Add the SurfaceView bit (see getAllTextureViews() below)
List<TextureView> tilingViews = getAllTextureViews(rootView);
if (tilingViews.size() > 0) {
Canvas canvas = new Canvas(bitmap);
for (TextureView TextureView : tilingViews) {
Bitmap b = TextureView.getBitmap(TextureView.getWidth(), TextureView.getHeight());
int[] location = new int[2];
TextureView.getLocationInWindow(location);
int[] location2 = new int[2];
TextureView.getLocationOnScreen(location2);
canvas.drawBitmap(b, location[0], location[1], null);
}
}
// Save the bitmap in external storage
String uniqueAbsolutePath = getUniqueAbsolutePath(testName);
File outputFile = new File(uniqueAbsolutePath);
@@ -53,8 +71,6 @@ public class ScreenshotUtil {
outputStream = new FileOutputStream(outputFile);
bitmap.compress(DEFAULT_IMAGE_FORMAT, DEFAULT_IMAGE_QUALITY, outputStream);
outputStream.flush();
} catch (FileNotFoundException e) {
e.printStackTrace();
} catch (IOException e) {
e.printStackTrace();
} finally {
@@ -68,13 +84,34 @@ public class ScreenshotUtil {
}
}
/* Checks if external storage is available for read and write */
public static boolean isExternalStorageWritable() {
String state = Environment.getExternalStorageState();
if (Environment.MEDIA_MOUNTED.equals(state)) {
return true;
/*
* The classic way of taking a screenshot (above) doesn't work with TextureView, this fixes it:
* http://stackoverflow.com/questions/19704060/screen-capture-textureview-is-black-using-drawingcache
*/
public static List<TextureView> getAllTextureViews(View view)
{
List<TextureView> tilingViews = new ArrayList<TextureView>();
if (view instanceof TextureView) {
tilingViews.add((TextureView)view);
} else if(view instanceof ViewGroup) {
ViewGroup viewGroup = (ViewGroup)view;
for (int i = 0; i < viewGroup.getChildCount(); i++) {
tilingViews.addAll(getAllTextureViews(viewGroup.getChildAt(i)));
}
}
return false;
return tilingViews;
}
/*
* Utils
*/
public static boolean isExternalStorageWritable() {
// Checks if external storage is available for read and write
String state = Environment.getExternalStorageState();
return Environment.MEDIA_MOUNTED.equals(state);
}
private static String getUniqueAbsolutePath(String testName) {