ui/ozone/platform/dri/hardware_display_plane.h

   1 // Copyright 2014 The Chromium Authors. All rights reserved.
   2 // Use of this source code is governed by a BSD-style license that can be
   3 // found in the LICENSE file.
   4
   5 #ifndef UI_OZONE_PLATFORM_DRI_HARDWARE_DISPLAY_PLANE_H_
   6 #define UI_OZONE_PLATFORM_DRI_HARDWARE_DISPLAY_PLANE_H_
   7
   8 #include <stddef.h>
   9 #include <stdint.h>
  10
  11 #include "base/basictypes.h"
  12 #include "ui/ozone/platform/dri/scoped_drm_types.h"
  13
  14 namespace gfx {
  15 class Rect;
  16 }
  17
  18 namespace ui {
  19
  20 class DriWrapper;
  21
  22 class HardwareDisplayPlane {
  23  public:
  24   HardwareDisplayPlane(ScopedDrmPlanePtr plane);
  25   HardwareDisplayPlane(uint32_t plane_id, uint32_t possible_crtcs);
  26
  27   virtual ~HardwareDisplayPlane();
  28
  29   bool Initialize(DriWrapper* drm);
  30
  31   bool CanUseForCrtc(uint32_t crtc_index);
  32
  33   bool in_use() const { return in_use_; }
  34   void set_in_use(bool in_use) { in_use_ = in_use; }
  35
  36   uint32_t plane_id() const { return plane_id_; }
  37
  38   void set_owning_crtc(uint32_t crtc) { owning_crtc_ = crtc; }
  39   uint32_t owning_crtc() const { return owning_crtc_; }
  40
  41  protected:
  42   uint32_t plane_id_;
  43   uint32_t possible_crtcs_;
  44   uint32_t owning_crtc_;
  45   bool in_use_;
  46
  47   DISALLOW_COPY_AND_ASSIGN(HardwareDisplayPlane);
  48 };
  49
  50 }  // namespace ui
  51
  52 #endif  // UI_OZONE_PLATFORM_DRI_HARDWARE_DISPLAY_PLANE_H_