refactor PasswordIncrementalTransformation from demo to the ui-compos…

…able module
sunny-chung · Jan 11, 2025 · 763748f · 763748f
1 parent 3b454ef
commit 763748f
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Showing 2 changed files with 20 additions and 4 deletions.
diff --git a/...le/src/jvmMain/kotlin/com/sunnychung/lib/multiplatform/bigtext/demo/TransformationDemo.kt b/...le/src/jvmMain/kotlin/com/sunnychung/lib/multiplatform/bigtext/demo/TransformationDemo.kt
@@ -38,6 +38,7 @@ import androidx.compose.ui.text.font.FontFamily
 import androidx.compose.ui.unit.dp
 import com.sunnychung.lib.multiplatform.bigtext.extension.length
 import com.sunnychung.lib.multiplatform.bigtext.ux.BigTextField
+import com.sunnychung.lib.multiplatform.bigtext.ux.extra.PasswordIncrementalTransformation
 import com.sunnychung.lib.multiplatform.bigtext.ux.rememberConcurrentLargeAnnotatedBigTextFieldState
 import kotlinx.coroutines.Dispatchers
 import kotlinx.coroutines.launch

diff --git a/...demo/PasswordIncrementalTransformation.kt → ...xtra/PasswordIncrementalTransformation.kt b/...demo/PasswordIncrementalTransformation.kt → ...xtra/PasswordIncrementalTransformation.kt
@@ -1,4 +1,4 @@
-package com.sunnychung.lib.multiplatform.bigtext.demo
+package com.sunnychung.lib.multiplatform.bigtext.ux.extra
 
 import com.sunnychung.lib.multiplatform.bigtext.core.BigText
 import com.sunnychung.lib.multiplatform.bigtext.core.BigTextChangeEvent
@@ -7,11 +7,13 @@ import com.sunnychung.lib.multiplatform.bigtext.core.transform.BigTextTransformO
 import com.sunnychung.lib.multiplatform.bigtext.core.transform.BigTextTransformer
 import com.sunnychung.lib.multiplatform.bigtext.core.transform.IncrementalTextTransformation
 
-class PasswordIncrementalTransformation : IncrementalTextTransformation<Unit> {
+class PasswordIncrementalTransformation(val mask: Char = '\u2022') : IncrementalTextTransformation<Unit> {
+    private val maskString = mask.toString()
+
     override fun initialize(text: BigText, transformer: BigTextTransformer) {
         if (text.isNotEmpty) {
             val length = text.length
-            transformer.replace(0 ..< length, "•".repeat(length), BigTextTransformOffsetMapping.Incremental)
+            transformer.replace(0 ..< length, maskString.repeat(length), BigTextTransformOffsetMapping.Incremental)
         }
     }
 
@@ -20,9 +22,22 @@ class PasswordIncrementalTransformation : IncrementalTextTransformation<Unit> {
             val length = change.changeEndExclusiveIndex - change.changeStartIndex
             transformer.replace(
                 range = change.changeStartIndex ..< change.changeEndExclusiveIndex,
-                text = "•".repeat(length),
+                text = maskString.repeat(length),
                 offsetMapping = BigTextTransformOffsetMapping.Incremental
             )
         }
     }
+
+    override fun equals(other: Any?): Boolean {
+        if (this === other) return true
+        if (other !is PasswordIncrementalTransformation) return false
+
+        if (mask != other.mask) return false
+
+        return true
+    }
+
+    override fun hashCode(): Int {
+        return mask.hashCode() * 31 + 11
+    }
 }