adjust Composable function signature to make source mandatory

README.md

@@ -159,7 +159,7 @@ For Jetpack Compose, utilize PdfRendererViewCompose:
 
 ```kotlin
 PdfRendererViewCompose(
-    url = "your_pdf_url_here",
+    source = PdfSource.Remote("your_pdf_url_here"),
     lifecycleOwner = LocalLifecycleOwner.current
 )
 ```

app/src/main/java/com/rajat/sample/pdfviewer/ComposeActivity.kt

@@ -26,6 +26,7 @@ import androidx.compose.ui.platform.LocalLifecycleOwner
 import androidx.compose.ui.tooling.preview.Preview
 import androidx.compose.ui.unit.dp
 import com.rajat.pdfviewer.PdfRendererView
+import com.rajat.pdfviewer.PdfSource
 import com.rajat.pdfviewer.compose.PdfRendererViewCompose
 import com.rajat.sample.pdfviewer.ui.theme.AndroidpdfviewerTheme
 import java.io.File
@@ -102,8 +103,8 @@ fun MyPdfScreenFromUri(modifier: Modifier = Modifier) {
 fun MyPdfScreenFromUri(uri: Uri, modifier: Modifier = Modifier) {
     val lifecycleOwner = LocalLifecycleOwner.current
     PdfRendererViewCompose(
+        source = PdfSource.LocalUri(uri),
         modifier = modifier,
-        uri = uri,
         lifecycleOwner = lifecycleOwner,
         statusCallBack = object : PdfRendererView.StatusCallBack {
             override fun onPdfLoadStart() {
@@ -137,8 +138,8 @@ fun MyPdfScreenFromUri(uri: Uri, modifier: Modifier = Modifier) {
 fun MyPdfScreenFromUrl(url: String, modifier: Modifier = Modifier) {
     val lifecycleOwner = LocalLifecycleOwner.current
     PdfRendererViewCompose(
+        source = PdfSource.Remote(url),
         modifier = modifier,
-        url = url,
         lifecycleOwner = lifecycleOwner,
         statusCallBack = object : PdfRendererView.StatusCallBack {
             override fun onPdfLoadStart() {
@@ -174,7 +175,7 @@ fun MyPdfScreenFromFile() {
     val lifecycleOwner = LocalLifecycleOwner.current
     val pdfFile = File("path/to/your/file.pdf")  // Replace with your file path
     PdfRendererViewCompose(
-        file = pdfFile,
+        source = PdfSource.LocalFile(pdfFile),
         lifecycleOwner = lifecycleOwner
     )
 }

pdfViewer/src/main/java/com/rajat/pdfviewer/PdfSource.kt

@@ -0,0 +1,10 @@
+package com.rajat.pdfviewer
+
+import android.net.Uri
+import java.io.File
+
+sealed interface PdfSource {
+    data class Remote(val url: String) : PdfSource
+    data class LocalFile(val file: File) : PdfSource
+    data class LocalUri(val uri: Uri) : PdfSource
+}

pdfViewer/src/main/java/com/rajat/pdfviewer/compose/PdfRendererCompose.kt

@@ -1,6 +1,5 @@
 package com.rajat.pdfviewer.compose
 
-import android.net.Uri
 import androidx.compose.runtime.Composable
 import androidx.compose.ui.Modifier
 import androidx.compose.ui.platform.LocalLifecycleOwner
@@ -9,14 +8,12 @@ import androidx.lifecycle.LifecycleOwner
 import androidx.lifecycle.lifecycleScope
 import com.rajat.pdfviewer.HeaderData
 import com.rajat.pdfviewer.PdfRendererView
-import java.io.File
+import com.rajat.pdfviewer.PdfSource
 
 @Composable
 fun PdfRendererViewCompose(
+    source: PdfSource,
     modifier: Modifier = Modifier,
-    url: String? = null,
-    file: File? = null,
-    uri: Uri? = null,
     headers: HeaderData = HeaderData(),
     lifecycleOwner: LifecycleOwner = LocalLifecycleOwner.current,
     statusCallBack: PdfRendererView.StatusCallBack? = null
@@ -29,12 +26,16 @@ fun PdfRendererViewCompose(
                 if (statusCallBack != null) {
                     statusListener = statusCallBack
                 }
-                if (file != null) {
-                    initWithFile(file)
-                } else if (url != null) {
-                    initWithUrl(url, headers, lifecycleScope, lifecycleOwner.lifecycle)
-                } else if (uri != null) {
-                    initWithUri(uri)
+
+                when (source) {
+                    is PdfSource.LocalFile -> initWithFile(source.file)
+                    is PdfSource.LocalUri -> initWithUri(source.uri)
+                    is PdfSource.Remote -> initWithUrl(
+                        source.url,
+                        headers,
+                        lifecycleScope,
+                        lifecycleOwner.lifecycle
+                    )
                 }
             }
         },