Fix #67 - Add before/after markdown render functions

jeziellago · Aug 29, 2024 · ef14f2d · ef14f2d
1 parent fd23afc
commit ef14f2d
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Showing 2 changed files with 23 additions and 0 deletions.
diff --git a/markdowntext/src/main/java/dev/jeziellago/compose/markdowntext/MarkdownRender.kt b/markdowntext/src/main/java/dev/jeziellago/compose/markdowntext/MarkdownRender.kt
@@ -1,6 +1,8 @@
 package dev.jeziellago.compose.markdowntext
 
 import android.content.Context
+import android.text.Spanned
+import android.widget.TextView
 import androidx.compose.ui.graphics.Color
 import androidx.compose.ui.graphics.toArgb
 import coil.ImageLoader
@@ -27,6 +29,8 @@ internal object MarkdownRender {
         enableSoftBreakAddsNewLine: Boolean,
         syntaxHighlightColor: Color,
         headingBreakColor: Color,
+        beforeSetMarkdown: ((TextView, Spanned) -> Unit)? = null,
+        afterSetMarkdown: ((TextView) -> Unit)? = null,
         onLinkClicked: ((String) -> Unit)? = null,
     ): Markwon {
         val coilImageLoader = imageLoader ?: context.imageLoader
@@ -44,6 +48,15 @@ internal object MarkdownRender {
             }
             .usePlugin(SyntaxHighlightPlugin(syntaxHighlightColor.toArgb()))
             .usePlugin(object : AbstractMarkwonPlugin() {
+
+                override fun beforeSetText(textView: TextView, markdown: Spanned) {
+                    beforeSetMarkdown?.invoke(textView, markdown)
+                }
+
+                override fun afterSetText(textView: TextView) {
+                    afterSetMarkdown?.invoke(textView)
+                }
+
                 override fun configureTheme(builder: MarkwonTheme.Builder) {
                     if (headingBreakColor == Color.Transparent) {
                         builder.headingBreakColor(1)

diff --git a/markdowntext/src/main/java/dev/jeziellago/compose/markdowntext/MarkdownText.kt b/markdowntext/src/main/java/dev/jeziellago/compose/markdowntext/MarkdownText.kt
@@ -2,8 +2,10 @@ package dev.jeziellago.compose.markdowntext
 
 import android.content.Context
 import android.os.Build
+import android.text.Spanned
 import android.text.method.LinkMovementMethod
 import android.text.util.Linkify
+import android.widget.TextView
 import androidx.annotation.FontRes
 import androidx.annotation.IdRes
 import androidx.compose.foundation.clickable
@@ -48,6 +50,8 @@ fun MarkdownText(
     enableSoftBreakAddsNewLine: Boolean = true,
     syntaxHighlightColor: Color = Color.Red,
     headingBreakColor: Color = Color.Transparent,
+    beforeSetMarkdown: ((TextView, Spanned) -> Unit)? = null,
+    afterSetMarkdown: ((TextView) -> Unit)? = null,
     onLinkClicked: ((String) -> Unit)? = null,
     onTextLayout: ((numLines: Int) -> Unit)? = null
 ) {
@@ -77,6 +81,8 @@ fun MarkdownText(
         imageLoader = imageLoader,
         linkifyMask = linkifyMask,
         enableSoftBreakAddsNewLine = enableSoftBreakAddsNewLine,
+        beforeSetMarkdown = beforeSetMarkdown,
+        afterSetMarkdown = afterSetMarkdown,
         onLinkClicked = onLinkClicked,
         onTextLayout = onTextLayout,
         syntaxHighlightColor = syntaxHighlightColor,
@@ -105,6 +111,8 @@ fun MarkdownText(
     enableSoftBreakAddsNewLine: Boolean = true,
     syntaxHighlightColor: Color = Color.LightGray,
     headingBreakColor: Color = Color.Transparent,
+    beforeSetMarkdown: ((TextView, Spanned) -> Unit)? = null,
+    afterSetMarkdown: ((TextView) -> Unit)? = null,
     onLinkClicked: ((String) -> Unit)? = null,
     onTextLayout: ((numLines: Int) -> Unit)? = null
 ) {
@@ -119,6 +127,8 @@ fun MarkdownText(
                 enableSoftBreakAddsNewLine,
                 syntaxHighlightColor,
                 headingBreakColor,
+                beforeSetMarkdown,
+                afterSetMarkdown,
                 onLinkClicked,
             )
         }