Fixed skewed rotation bug.

Author: therealbluepandabear

app/src/main/java/com/therealbluepandabear/pixapencil/activities/canvas/CanvasActivity+getCoverImageBitmap.kt

@@ -8,8 +8,6 @@ import com.therealbluepandabear.pixapencil.extensions.isRect
 import com.therealbluepandabear.pixapencil.extensions.isWidthLarger
 import com.therealbluepandabear.pixapencil.extensions.overlay
 import com.therealbluepandabear.pixapencil.extensions.rotate
-import kotlin.math.abs
-import kotlin.math.ceil
 
 var gridWasEnabled = false
 
@@ -57,7 +55,7 @@ fun CanvasActivity.getCoverImageBitmap(): Bitmap {
     }
 
     val bmps: Bitmap?
-    bmps = coverBitmap.rotate(ceil(abs(binding.activityCanvasCardView.rotation)).toInt(), viewModel.flipMatrix)
+    bmps = coverBitmap.rotate(viewModel.trueRotation.toInt(), viewModel.flipMatrix)
 
     enableGridIfNeeded()
 

app/src/main/java/com/therealbluepandabear/pixapencil/activities/canvas/canvashelpers/CanvasActivity+rotate.kt

@@ -19,4 +19,7 @@ fun CanvasActivity.rotate(degrees: Float, clockwise: Boolean = true) {
 
     binding.activityCanvasCardView.rotation = nR
     viewModel.currentRotation = nR
+
+    val tR = ceil(rotationAmount)
+    viewModel.trueRotation = tR
 }

app/src/main/java/com/therealbluepandabear/pixapencil/activities/canvas/viewmodel/CanvasActivityViewModel.kt

@@ -28,6 +28,7 @@ class CanvasActivityViewModel : ViewModel() {
     var currentSymmetryMode: SymmetryMode = SymmetryMode.None
     var currentTool: Tool = Tool.PencilTool
     var currentRotation: Float = 0f
+    var trueRotation: Float = 0f
     var flipMatrix = mutableListOf<FlipValue>()
 
     var saved = true