Ozone integration.

ui/ozone/platform/drm/gpu/hardware_display_plane.h

+// Copyright 2014 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.
+
+#ifndef UI_OZONE_PLATFORM_DRM_GPU_HARDWARE_DISPLAY_PLANE_H_
+#define UI_OZONE_PLATFORM_DRM_GPU_HARDWARE_DISPLAY_PLANE_H_
+
+#include <stddef.h>
+#include <stdint.h>
+
+#include "base/basictypes.h"
+#include "ui/ozone/ozone_export.h"
+#include "ui/ozone/platform/drm/common/scoped_drm_types.h"
+
+namespace gfx {
+class Rect;
+}
+
+namespace ui {
+
+class DrmDevice;
+
+class OZONE_EXPORT HardwareDisplayPlane {
+ public:
+  HardwareDisplayPlane(uint32_t plane_id, uint32_t possible_crtcs);
+
+  virtual ~HardwareDisplayPlane();
+
+  virtual bool Initialize(DrmDevice* drm);
+
+  bool CanUseForCrtc(uint32_t crtc_index);
+
+  bool in_use() const { return in_use_; }
+  void set_in_use(bool in_use) { in_use_ = in_use; }
+
+  bool is_dummy() const { return is_dummy_; }
+  void set_is_dummy(bool is_dummy) { is_dummy_ = is_dummy; }
+
+  uint32_t plane_id() const { return plane_id_; }
+
+  void set_owning_crtc(uint32_t crtc) { owning_crtc_ = crtc; }
+  uint32_t owning_crtc() const { return owning_crtc_; }
+
+ protected:
+  uint32_t plane_id_ = 0;
+  uint32_t possible_crtcs_ = 0;
+  uint32_t owning_crtc_ = 0;
+  bool in_use_ = false;
+  bool is_dummy_ = false;
+
+  DISALLOW_COPY_AND_ASSIGN(HardwareDisplayPlane);
+};
+
+}  // namespace ui
+
+#endif  // UI_OZONE_PLATFORM_DRM_GPU_HARDWARE_DISPLAY_PLANE_H_