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Palette API that fetches a dynamic color from a Bitmap and also includes fallback colors on failure.
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| try { | |
| Bitmap bitmap = BitmapFactory.decodeResource(getResources(), R.drawable.header); | |
| Palette.from(bitmap).generate(new Palette.PaletteAsyncListener() { | |
| @SuppressWarnings("ResourceType") | |
| @Override | |
| public void onGenerated(Palette palette) { | |
| int vibrantColor = palette.getVibrantColor(R.color.primary_500); | |
| int vibrantDarkColor = palette.getDarkVibrantColor(R.color.primary_700); | |
| collapsingToolbarLayout.setContentScrimColor(vibrantColor); | |
| collapsingToolbarLayout.setStatusBarScrimColor(vibrantDarkColor); | |
| } | |
| }); | |
| } catch (Exception e) { | |
| // if Bitmap fetch fails, fallback to primary colors | |
| Log.e(TAG, "onCreate: failed to create bitmap from background", e.fillInStackTrace()); | |
| collapsingToolbarLayout.setContentScrimColor( | |
| ContextCompat.getColor(this, R.color.primary_500) | |
| ); | |
| collapsingToolbarLayout.setStatusBarScrimColor( | |
| ContextCompat.getColor(this, R.color.primary_700) | |
| ); | |
| } |
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