Merge pull request #978 from kosenda/feature/about-footer-links-icon-…

…add-animation-scale

In AboutScreen, LinksIcon so that you know you are operating when you press it

feature/about/src/commonMain/kotlin/io/github/droidkaigi/confsched/about/component/AboutFooterLinksIcon.kt

@@ -1,11 +1,21 @@
 package io.github.droidkaigi.confsched.about.component
 
+import androidx.compose.animation.core.Animatable
 import androidx.compose.foundation.Image
+import androidx.compose.foundation.interaction.MutableInteractionSource
+import androidx.compose.foundation.interaction.PressInteraction.Cancel
+import androidx.compose.foundation.interaction.PressInteraction.Press
+import androidx.compose.foundation.interaction.PressInteraction.Release
 import androidx.compose.foundation.layout.size
 import androidx.compose.material3.IconButton
 import androidx.compose.material3.Surface
 import androidx.compose.runtime.Composable
+import androidx.compose.runtime.LaunchedEffect
+import androidx.compose.runtime.getValue
+import androidx.compose.runtime.mutableStateOf
+import androidx.compose.runtime.remember
 import androidx.compose.ui.Modifier
+import androidx.compose.ui.draw.scale
 import androidx.compose.ui.graphics.painter.Painter
 import androidx.compose.ui.platform.testTag
 import androidx.compose.ui.unit.dp
@@ -23,9 +33,22 @@ fun AboutFooterLinksIcon(
     modifier: Modifier = Modifier,
     onClick: () -> Unit,
 ) {
+    val animationScale by remember { mutableStateOf(Animatable(1f)) }
+
+    val interactionSource = remember { MutableInteractionSource() }
+    LaunchedEffect(interactionSource) {
+        interactionSource.interactions.collect {
+            when (it) {
+                is Press -> animationScale.animateTo(targetValue = 0.9f)
+                is Release, is Cancel -> animationScale.animateTo(targetValue = 1.0f)
+            }
+        }
+    }
+
     IconButton(
         onClick = onClick,
-        modifier = modifier.testTag(testTag),
+        interactionSource = interactionSource,
+        modifier = modifier.testTag(testTag).scale(animationScale.value),
     ) {
         Image(
             painter = painter,