simplify api

src/main/kotlin/org/koitharu/kotatsu/parsers/MangaLoaderContext.kt

@@ -44,4 +44,9 @@ abstract class MangaLoaderContext {
 		response: Response,
 		redraw: (image: Bitmap) -> Bitmap
 	): Response
+
+	abstract fun createBitmap(
+		width: Int,
+		height: Int
+	): Bitmap
 }

src/main/kotlin/org/koitharu/kotatsu/parsers/bitmap/Bitmap.kt

@@ -1,53 +1,8 @@
 package org.koitharu.kotatsu.parsers.bitmap
 
-import kotlinx.io.Sink
+interface Bitmap {
+	val width: Int
+	val height: Int
 
-abstract class Bitmap {
+	fun drawBitmap(sourceBitmap: Bitmap, src: Rect, dst: Rect)
-	abstract val width: Int
-	abstract val height: Int
-
-	enum class CompressFormat {
-		JPEG,
-		PNG,
-		WEBP_LOSSY,
-		WEBP_LOSSLESS,
-	}
-
-	enum class Config {
-		ALPHA_8,
-		RGB_565,
-		ARGB_8888,
-		RGBA_F16,
-		HARDWARE,
-		RGBA_1010102,
-	}
-
-	abstract fun compress(
-		format: CompressFormat,
-		quality: Int,
-		sink: Sink
-	): Boolean
-
-	abstract fun getPixels(
-		/*@ColorInt*/
-		pixels: IntArray,
-		offset: Int,
-		stride: Int,
-		x: Int,
-		y: Int,
-		width: Int,
-		height: Int,
-	)
-
-	abstract fun drawBitmap(sourceBitmap: Bitmap, src: Rect, dst: Rect)
-
-	companion object {
-		fun createBitmap(width: Int, height: Int, config: Config): Bitmap {
-			throw NotImplementedError("createBitmap(width, height, config) is not implemented")
-		}
-
-		fun createBitmap(source: Bitmap, x: Int, y: Int, width: Int, height: Int): Bitmap {
-			throw NotImplementedError("createBitmap(source, x, y, width, height) is not implemented")
-		}
-	}
 }

src/main/kotlin/org/koitharu/kotatsu/parsers/site/all/MangaReaderToParser.kt

@@ -266,7 +266,7 @@ class MangaReaderToParser(context: MangaLoaderContext) : PagedMangaParser(contex
 		val width = bitmap.width
 		val height = bitmap.height
 
-		val result = Bitmap.createBitmap(width, height, Bitmap.Config.ARGB_8888)
+		val result = context.createBitmap(width, height)
 
 		val pieces = ArrayList<Piece>()
 		for (y in 0 until height step PIECE_SIZE) {