Let InputReader set mouse cursor's display.

InputReader was already responsible to bind device/event and display. It
makes sense to further extend it to control the display where mouse
cursor is shown.

Bug: 146385350
Test: Mouse cursor shows up at expected display.
Test: atest inputflinger_tests
Change-Id: Ie7a9546550b70c8834462b06de929472196fe713

1 files changed, 11 insertions, 1 deletions

diff --git a/services/inputflinger/InputReaderBase.cpp b/services/inputflinger/InputReaderBase.cpp
index 2d6f2c1cc9..b2dadf8460 100644
--- a/services/inputflinger/InputReaderBase.cpp
+++ b/services/inputflinger/InputReaderBase.cpp
@@ -125,6 +125,16 @@ std::optional<DisplayViewport> InputReaderConfiguration::getDisplayViewportByPor
     return std::nullopt;
 }
 
+std::optional<DisplayViewport> InputReaderConfiguration::getDisplayViewportById(
+        int32_t displayId) const {
+    for (const DisplayViewport& currentViewport : mDisplays) {
+        if (currentViewport.displayId == displayId) {
+            return std::make_optional(currentViewport);
+        }
+    }
+    return std::nullopt;
+}
+
 void InputReaderConfiguration::setDisplayViewports(const std::vector<DisplayViewport>& viewports) {
     mDisplays = viewports;
 }
@@ -151,4 +161,4 @@ void TouchAffineTransformation::applyTo(float& x, float& y) const {
     y = newY;
 }
 
-} // namespace android
\ No newline at end of file
+} // namespace android