railbird/react-native-vision-camera
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Fix Preview View Aspect Ratio Orientation Issues in android #8

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colonelpanic merged 1 commits from ivan/fix-android-preview-view-aspect-ratio-orientation-issues into main 2024-10-12 16:21:19 -06:00
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1 changed files with 5 additions and 12 deletions
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package/android/src/main/java/com/mrousavy/camera/core/PreviewView.kt
View File

@ -1,6 +1,7 @@
package com.mrousavy.camera.core package com.mrousavy.camera.core
import android.annotation.SuppressLint import android.annotation.SuppressLint
import android.content.res.Configuration
import android.content.Context import android.content.Context
import android.graphics.Point import android.graphics.Point
import android.util.Log import android.util.Log
@ -97,22 +98,14 @@ class PreviewView(context: Context, callback: SurfaceHolder.Callback) :
} }
} }
override fun requestLayout() {
super.requestLayout()
// Manually trigger measure & layout, as RN on Android skips those.
// See this issue: https://github.com/facebook/react-native/issues/17968#issuecomment-721958427
post {
measure(MeasureSpec.makeMeasureSpec(width, MeasureSpec.EXACTLY), MeasureSpec.makeMeasureSpec(height, MeasureSpec.EXACTLY))
layout(left, top, right, bottom)
}
}
private fun getSize(contentSize: Size, containerSize: Size, resizeMode: ResizeMode): Size { private fun getSize(contentSize: Size, containerSize: Size, resizeMode: ResizeMode): Size {
var contentSize = contentSize var contentSize = contentSize
// Swap dimensions if orientation is landscape var androidOrientation = context.getResources().getConfiguration().orientation;
if (orientation.isLandscape()) {
if (androidOrientation == Configuration.ORIENTATION_LANDSCAPE) {
contentSize = Size(contentSize.height, contentSize.width) contentSize = Size(contentSize.height, contentSize.width)
} }
val contentAspectRatio = contentSize.width.toDouble() / contentSize.height val contentAspectRatio = contentSize.width.toDouble() / contentSize.height
val containerAspectRatio = containerSize.width.toDouble() / containerSize.height val containerAspectRatio = containerSize.width.toDouble() / containerSize.height
if (!(contentAspectRatio > 0 && containerAspectRatio > 0)) { if (!(contentAspectRatio > 0 && containerAspectRatio > 0)) {