Hide touch indicators on mirrored displays if a secure window is present

Utilise ISurfaceComposerClient::eSkipScreenshot to remove the tap
indicators from mirrored displays when a secure window is present.

End-to-end test will be added in an upcoming CL.

Test: manual test & atest PointerChoreographerTest PointerControllerTest
Bug: 325252005

Change-Id: I72a77b1a1b2c02a5e94f05e67d0cd39588086c81
diff --git a/libs/input/PointerController.cpp b/libs/input/PointerController.cpp
index f9dc5fa..933a33e 100644
--- a/libs/input/PointerController.cpp
+++ b/libs/input/PointerController.cpp
@@ -272,7 +272,10 @@
     if (it == mLocked.spotControllers.end()) {
         mLocked.spotControllers.try_emplace(displayId, displayId, mContext);
     }
-    mLocked.spotControllers.at(displayId).setSpots(outSpotCoords.data(), spotIdToIndex, spotIdBits);
+    bool skipScreenshot = mLocked.displaysToSkipScreenshot.find(displayId) !=
+            mLocked.displaysToSkipScreenshot.end();
+    mLocked.spotControllers.at(displayId).setSpots(outSpotCoords.data(), spotIdToIndex, spotIdBits,
+                                                   skipScreenshot);
 }
 
 void PointerController::clearSpots() {
@@ -352,6 +355,17 @@
     mCursorController.setCustomPointerIcon(icon);
 }
 
+void PointerController::setSkipScreenshot(int32_t displayId, bool skip) {
+    if (!mEnabled) return;
+
+    std::scoped_lock lock(getLock());
+    if (skip) {
+        mLocked.displaysToSkipScreenshot.insert(displayId);
+    } else {
+        mLocked.displaysToSkipScreenshot.erase(displayId);
+    }
+}
+
 void PointerController::doInactivityTimeout() {
     fade(Transition::GRADUAL);
 }