Image Example

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/*
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 *   Copyright © 2021-2026 PSPDFKit GmbH. All rights reserved.
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 *
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 *   The PSPDFKit Sample applications are licensed with a modified BSD license.
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 *   Please see License for details. This notice may not be removed from this file.
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 */
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package com.pspdfkit.catalog.examples.kotlin
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import android.content.Context
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import android.content.Intent
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import android.net.Uri
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import android.os.Bundle
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import androidx.activity.compose.setContent
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import androidx.activity.enableEdgeToEdge
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import androidx.appcompat.app.AppCompatActivity
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import androidx.compose.foundation.background
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import androidx.compose.foundation.layout.fillMaxSize
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import androidx.compose.material3.MaterialTheme
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import androidx.compose.material3.Surface
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import androidx.compose.ui.Modifier
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import com.pspdfkit.catalog.R
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import com.pspdfkit.catalog.SdkExample
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import com.pspdfkit.catalog.tasks.ExtractAssetTask
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import com.pspdfkit.catalog.ui.theming.CatalogTheme
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import com.pspdfkit.configuration.activity.PdfActivityConfiguration
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import com.pspdfkit.document.ImageDocumentLoader
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import com.pspdfkit.jetpack.compose.interactors.rememberImageDocumentState
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import com.pspdfkit.jetpack.compose.views.ImageDocumentView
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import com.pspdfkit.ui.PdfUiFragment
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import com.pspdfkit.utils.getSupportParcelableExtra
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/**
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 * Opens the example image using Jetpack Compose.
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 */
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class JetpackComposeImageExample(context: Context) : SdkExample(
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    context,
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    R.string.jetpackImageExampleTitle,
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    R.string.jetpackImageExampleDescription
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) {
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    override fun launchExample(context: Context, configuration: PdfActivityConfiguration.Builder) {
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        ExtractAssetTask.extract(ANDROID_IMAGE_PNG, title, context) { documentFile ->
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            val intent = Intent(context, JetpackComposeImageActivity::class.java)
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            intent.putExtra(JetpackComposeImageActivity.EXTRA_URI, Uri.fromFile(documentFile))
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            context.startActivity(intent)
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        }
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    }
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}
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/**
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 * This example shows you how to use the [PdfUiFragment] to display PDFs in your activities.
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 */
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class JetpackComposeImageActivity : AppCompatActivity() {
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    override fun onCreate(savedInstanceState: Bundle?) {
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        super.onCreate(savedInstanceState)
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        enableEdgeToEdge()
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        val uri = intent.getSupportParcelableExtra(EXTRA_URI, Uri::class.java)!!
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        setContent {
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            CatalogTheme {
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                Surface(
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                    modifier = Modifier.background(color = MaterialTheme.colorScheme.onPrimaryContainer)
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                ) {
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                    val imageDocumentConfiguration =
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                        ImageDocumentLoader.getDefaultImageDocumentActivityConfiguration(this)
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                    val documentState = rememberImageDocumentState(uri, imageDocumentConfiguration)
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                    ImageDocumentView(
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                        documentState = documentState,
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                        modifier = Modifier.fillMaxSize()
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                    )
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                    // Loading via uri is also supported, and the default pdfActivityConfiguration is being used
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                    // ImageDocumentView(
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                    //     imageUri = uri,
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                    //     modifier = Modifier.fillMaxSize()
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                    // )
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                }
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            }
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        }
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    }
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    companion object {
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        const val EXTRA_URI = "JetpackComposeImageActivity.DocumentUri"
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    }
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}