From 37ad2e8bb88f43f10c90f2dede3627732e6aee6b Mon Sep 17 00:00:00 2001
From: Adit Lal <aditlal90@gmail.com>
Date: Sat, 29 Jun 2024 19:31:01 +0530
Subject: [PATCH] Adds step 6.b - Adds getWindowSize for measuring any
 components requiring measurements of screen

---
 .../app/academy/utils/WindowSize.android.kt   | 12 +++++++++++
 .../kotlin/app/academy/utils/WindowSize.kt    |  7 +++++++
 .../app/academy/utils/WindowSize.ios.kt       | 20 +++++++++++++++++++
 3 files changed, 39 insertions(+)
 create mode 100644 composeApp/src/androidMain/kotlin/app/academy/utils/WindowSize.android.kt
 create mode 100644 composeApp/src/commonMain/kotlin/app/academy/utils/WindowSize.kt
 create mode 100644 composeApp/src/iosMain/kotlin/app/academy/utils/WindowSize.ios.kt

diff --git a/composeApp/src/androidMain/kotlin/app/academy/utils/WindowSize.android.kt b/composeApp/src/androidMain/kotlin/app/academy/utils/WindowSize.android.kt
new file mode 100644
index 0000000..3552715
--- /dev/null
+++ b/composeApp/src/androidMain/kotlin/app/academy/utils/WindowSize.android.kt
@@ -0,0 +1,12 @@
+package app.academy.utils
+
+import androidx.compose.runtime.Composable
+import androidx.compose.ui.platform.LocalConfiguration
+import androidx.compose.ui.unit.DpSize
+import androidx.compose.ui.unit.dp
+
+@Composable
+actual fun getWindowSize(): DpSize {
+    val screen = LocalConfiguration.current
+    return DpSize(screen.screenWidthDp.dp, screen.screenHeightDp.dp)
+}
diff --git a/composeApp/src/commonMain/kotlin/app/academy/utils/WindowSize.kt b/composeApp/src/commonMain/kotlin/app/academy/utils/WindowSize.kt
new file mode 100644
index 0000000..7d03197
--- /dev/null
+++ b/composeApp/src/commonMain/kotlin/app/academy/utils/WindowSize.kt
@@ -0,0 +1,7 @@
+package app.academy.utils
+
+import androidx.compose.runtime.Composable
+import androidx.compose.ui.unit.DpSize
+
+@Composable
+expect fun getWindowSize(): DpSize
diff --git a/composeApp/src/iosMain/kotlin/app/academy/utils/WindowSize.ios.kt b/composeApp/src/iosMain/kotlin/app/academy/utils/WindowSize.ios.kt
new file mode 100644
index 0000000..41d4aa6
--- /dev/null
+++ b/composeApp/src/iosMain/kotlin/app/academy/utils/WindowSize.ios.kt
@@ -0,0 +1,20 @@
+package app.academy.utils
+
+import androidx.compose.runtime.Composable
+import androidx.compose.ui.ExperimentalComposeUiApi
+import androidx.compose.ui.platform.LocalWindowInfo
+import androidx.compose.ui.unit.DpSize
+import androidx.compose.ui.unit.dp
+import kotlinx.cinterop.ExperimentalForeignApi
+import platform.UIKit.UIScreen
+
+@Composable
+@OptIn(ExperimentalComposeUiApi::class)
+actual fun getWindowSize(): DpSize {
+    val screen = LocalWindowInfo.current.containerSize
+    val width = screen.width
+    val height = screen.height
+    // Convert points to dp
+    val density = UIScreen.mainScreen.scale
+    return DpSize((width / density).dp, (height / density).dp)
+}