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Code Issues Packages Projects Releases Wiki Activity

Add "Rotate wide pages to fit" setting for paged reader

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Originally authored in #7983

Co-authored-by: timothyng-164 <timothyng-164@users.noreply.github.com>
This commit is contained in:
arkon
2023-03-24 22:48:59 -04:00
parent f94d902bb6
commit 953720472f
9 changed files with 113 additions and 3 deletions
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18
core/src/main/java/tachiyomi/core/util/system/ImageUtil.kt
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@ -7,6 +7,7 @@ import android.graphics.Bitmap
import android.graphics.BitmapFactory
import android.graphics.BitmapRegionDecoder
import android.graphics.Color
import android.graphics.Matrix
import android.graphics.Rect
import android.graphics.drawable.ColorDrawable
import android.graphics.drawable.Drawable
@ -151,6 +152,23 @@ object ImageUtil {
return ByteArrayInputStream(output.toByteArray())
}
fun rotateImage(imageStream: InputStream, degrees: Float): InputStream {
val imageBytes = imageStream.readBytes()
val imageBitmap = BitmapFactory.decodeByteArray(imageBytes, 0, imageBytes.size)
val rotated = rotateBitMap(imageBitmap, degrees)
val output = ByteArrayOutputStream()
rotated.compress(Bitmap.CompressFormat.JPEG, 100, output)
return ByteArrayInputStream(output.toByteArray())
}
private fun rotateBitMap(bitmap: Bitmap, degrees: Float): Bitmap {
val matrix = Matrix().apply { postRotate(degrees) }
return Bitmap.createBitmap(bitmap, 0, 0, bitmap.width, bitmap.height, matrix, true)
}
/**
* Split the image into left and right parts, then merge them into a new image.
*/