Make auto-dark a bit better
Handles transform of basic bitmaps
Tweak to always treat text as foreground
Test: builds, poked around with force_dark
Change-Id: I733d39e05067438335da5a7eac06111f66f1228d
diff --git a/libs/hwui/CanvasTransform.cpp b/libs/hwui/CanvasTransform.cpp
index adcdc18..a03b317 100644
--- a/libs/hwui/CanvasTransform.cpp
+++ b/libs/hwui/CanvasTransform.cpp
@@ -28,6 +28,7 @@
#include <cmath>
#include <log/log.h>
+#include <SkHighContrastFilter.h>
namespace android::uirenderer {
@@ -113,4 +114,20 @@
return true;
}
+bool transformPaint(ColorTransform transform, SkPaint* paint, BitmapPalette palette) {
+ bool shouldInvert = false;
+ if (palette == BitmapPalette::Light && transform == ColorTransform::Dark) {
+ shouldInvert = true;
+ }
+ if (palette == BitmapPalette::Dark && transform == ColorTransform::Light) {
+ shouldInvert = true;
+ }
+ if (shouldInvert) {
+ SkHighContrastConfig config;
+ config.fInvertStyle = SkHighContrastConfig::InvertStyle::kInvertLightness;
+ paint->setColorFilter(SkHighContrastFilter::Make(config)->makeComposed(paint->refColorFilter()));
+ }
+ return shouldInvert;
+}
+
}; // namespace android::uirenderer
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