90 lines
2.9 KiB
Kotlin
90 lines
2.9 KiB
Kotlin
package jp.juggler.subwaytooter
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import android.content.Context
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import android.graphics.drawable.PictureDrawable
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import androidx.annotation.NonNull
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import androidx.annotation.Nullable
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import com.bumptech.glide.Glide
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import com.bumptech.glide.GlideBuilder
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import com.bumptech.glide.Registry
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import com.bumptech.glide.annotation.GlideModule
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import com.bumptech.glide.load.Options
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import com.bumptech.glide.load.ResourceDecoder
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import com.bumptech.glide.load.engine.Resource
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import com.bumptech.glide.load.resource.SimpleResource
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import com.bumptech.glide.load.resource.transcode.ResourceTranscoder
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import com.bumptech.glide.module.AppGlideModule
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import com.caverock.androidsvg.SVG
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import com.caverock.androidsvg.SVGParseException
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import java.io.IOException
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import java.io.InputStream
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@GlideModule
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class MyAppGlideModule : AppGlideModule() {
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// Decodes an SVG internal representation from an [InputStream].
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inner class SvgDecoder : ResourceDecoder<InputStream, SVG> {
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override fun handles(source : InputStream, options : Options) : Boolean {
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// TODO: Can we tell?
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return true
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}
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@Throws(IOException::class)
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override fun decode(
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source : InputStream, width : Int, height : Int, options : Options
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) : Resource<SVG>? {
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try {
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val svg = SVG.getFromInputStream(source)
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return SimpleResource(svg)
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} catch(ex : SVGParseException) {
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throw IOException("Cannot load SVG from stream", ex)
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}
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}
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}
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// Convert the [SVG]'s internal representation to an Android-compatible one ([Picture]).
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inner class SvgDrawableTranscoder : ResourceTranscoder<SVG, PictureDrawable> {
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@Nullable
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override fun transcode(
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toTranscode : Resource<SVG>, options : Options
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) : Resource<PictureDrawable> {
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val svg = toTranscode.get()
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val picture = svg.renderToPicture()
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val drawable = PictureDrawable(picture)
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return SimpleResource(drawable)
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}
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}
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// v3との互換性のためにAndroidManifestを読むかどうか(デフォルトtrue)
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override fun isManifestParsingEnabled() : Boolean {
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return false
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}
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override fun registerComponents(context : Context, glide : Glide, registry : Registry) {
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// デフォルト実装は何もしないらしい
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super.registerComponents(context, glide, registry)
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// App1を初期化してからOkHttp3Factoryと連動させる
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App1.prepare(context.applicationContext)
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App1.registerGlideComponents(context, glide, registry)
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//SVGデコーダーの追加
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registry
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.register(SVG::class.java, PictureDrawable::class.java, SvgDrawableTranscoder())
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.append(InputStream::class.java, SVG::class.java, SvgDecoder())
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}
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override fun applyOptions(context : Context, builder : GlideBuilder) {
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// デフォルト実装は何もしないらしい
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super.applyOptions(context, builder)
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// App1を初期化してから色々する
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App1.prepare(context.applicationContext)
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App1.applyGlideOptions(context, builder)
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}
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}
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