blob: 3e829b4787557d97316f7fa450d98c865bac1a94 [file] [log] [blame]
// Copyright 2016 The Chromium Authors. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
namespace gfx {
class Size;
namespace cc {
class SurfaceId;
class SurfaceObserver {
// Runs when a CompositorFrame is received for the given |surface_id| for the
// first time.
virtual void OnSurfaceCreated(const SurfaceId& surface_id,
const gfx::Size& frame_size,
float device_scale_factor) = 0;
// Runs when a Surface is damaged. *changed should be set to true if this
// causes a Display to be damaged.
virtual void OnSurfaceDamaged(const SurfaceId& surface_id, bool* changed) = 0;
} // namespace cc