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creating GlideDecoder, to be used with subsamplingscaleimageview

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tibbi 2017-09-01 21:28:36 +02:00
parent 582893c66b
commit f6c8dbd444
1 changed files with 49 additions and 0 deletions
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app/src/main/kotlin/com/simplemobiletools/gallery/helpers/GlideDecoder.kt Normal file
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package com.simplemobiletools.gallery.helpers
import android.content.Context
import android.graphics.Bitmap
import android.graphics.Canvas
import android.graphics.drawable.BitmapDrawable
import android.graphics.drawable.Drawable
import android.net.Uri
import com.bumptech.glide.Glide
import com.bumptech.glide.load.DecodeFormat
import com.bumptech.glide.load.engine.DiskCacheStrategy
import com.bumptech.glide.request.RequestOptions
import com.davemorrissey.labs.subscaleview.decoder.ImageDecoder
class GlideDecoder : ImageDecoder {
override fun decode(context: Context, uri: Uri): Bitmap {
val options = RequestOptions()
.format(DecodeFormat.PREFER_ARGB_8888)
.diskCacheStrategy(DiskCacheStrategy.NONE)
val drawable = Glide.with(context)
.load(uri)
.apply(options)
.submit()
.get()
return drawableToBitmap(drawable)
}
private fun drawableToBitmap(drawable: Drawable): Bitmap {
if (drawable is BitmapDrawable) {
if (drawable.bitmap != null) {
return drawable.bitmap
}
}
val bitmap = if (drawable.intrinsicWidth <= 0 || drawable.intrinsicHeight <= 0) {
Bitmap.createBitmap(1, 1, Bitmap.Config.ARGB_8888)
} else {
Bitmap.createBitmap(drawable.intrinsicWidth, drawable.intrinsicHeight, Bitmap.Config.ARGB_8888)
}
val canvas = Canvas(bitmap)
drawable.setBounds(0, 0, canvas.width, canvas.height)
drawable.draw(canvas)
return bitmap
}
}