1 files changed, 14 insertions, 3 deletions
diff --git a/libs/hwui/CanvasTransform.cpp b/libs/hwui/CanvasTransform.cpp
index 9d03ce5252a3..d0d24a8738f4 100644
--- a/libs/hwui/CanvasTransform.cpp
+++ b/libs/hwui/CanvasTransform.cpp
@@ -31,7 +31,7 @@
 
 namespace android::uirenderer {
 
-static SkColor makeLight(SkColor color) {
+SkColor makeLight(SkColor color) {
     Lab lab = sRGBToLab(color);
     float invertedL = std::min(110 - lab.L, 100.0f);
     if (invertedL > lab.L) {
@@ -42,7 +42,7 @@ static SkColor makeLight(SkColor color) {
     }
 }
 
-static SkColor makeDark(SkColor color) {
+SkColor makeDark(SkColor color) {
     Lab lab = sRGBToLab(color);
     float invertedL = std::min(110 - lab.L, 100.0f);
     if (invertedL < lab.L) {
@@ -53,7 +53,7 @@ static SkColor makeDark(SkColor color) {
     }
 }
 
-static SkColor transformColor(ColorTransform transform, SkColor color) {
+SkColor transformColor(ColorTransform transform, SkColor color) {
     switch (transform) {
         case ColorTransform::Light:
             return makeLight(color);
@@ -64,6 +64,17 @@ static SkColor transformColor(ColorTransform transform, SkColor color) {
     }
 }
 
+SkColor transformColorInverse(ColorTransform transform, SkColor color) {
+    switch (transform) {
+        case ColorTransform::Dark:
+            return makeLight(color);
+        case ColorTransform::Light:
+            return makeDark(color);
+        default:
+            return color;
+    }
+}
+
 static void applyColorTransform(ColorTransform transform, SkPaint& paint) {
     if (transform == ColorTransform::None) return;