Add setOverrideScalingMode to SurfaceControl

Provide an interface for the window manager to override
the client specified scaling mode. This makes it possible
for the window manager to force windows to be scaleable
for animations, etc, even when a resize is pending.

Bug: 27891386
Change-Id: Ic4aae9917bd6869ee0dbb425979b4e21c68342a3

1 files changed, 2 insertions, 0 deletions

diff --git a/libs/gui/LayerState.cpp b/libs/gui/LayerState.cpp
index e43342e34a..d1c576e4c5 100644
--- a/libs/gui/LayerState.cpp
+++ b/libs/gui/LayerState.cpp
@@ -41,6 +41,7 @@ status_t layer_state_t::write(Parcel& output) const
     output.write(finalCrop);
     output.writeStrongBinder(handle);
     output.writeUint64(frameNumber);
+    output.writeInt32(overrideScalingMode);
     output.write(transparentRegion);
     return NO_ERROR;
 }
@@ -68,6 +69,7 @@ status_t layer_state_t::read(const Parcel& input)
     input.read(finalCrop);
     handle = input.readStrongBinder();
     frameNumber = input.readUint64();
+    overrideScalingMode = input.readInt32();
     input.read(transparentRegion);
     return NO_ERROR;
 }