[Ozone] Adding display related IPC messages

These messages allow requesting display updates and performing basic display
configuration.

BUG=377497
NOTRY=true

Review URL: https://codereview.chromium.org/378673002

git-svn-id: svn://svn.chromium.org/chrome/trunk/src@282022 0039d316-1c4b-4281-b951-d872f2087c98

ui/display/types/display_constants.h

@@ -26,6 +26,9 @@ enum DisplayConnectionType {
   DISPLAY_CONNECTION_TYPE_DVI = 1 << 4,
   DISPLAY_CONNECTION_TYPE_DISPLAYPORT = 1 << 5,
   DISPLAY_CONNECTION_TYPE_NETWORK = 1 << 6,
+
+  // Update this when adding a new type.
+  DISPLAY_CONNECTION_TYPE_LAST = DISPLAY_CONNECTION_TYPE_NETWORK
 };
 
 // Content protection methods applied on video output.

ui/ozone/common/gpu/ozone_gpu_message_params.cc

@@ -0,0 +1,31 @@
+// 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.
+
+#include "ui/ozone/common/gpu/ozone_gpu_message_params.h"
+
+namespace ui {
+
+DisplayMode_Params::DisplayMode_Params()
+    : size(), is_interlaced(false), refresh_rate(0.0f) {}
+
+DisplayMode_Params::~DisplayMode_Params() {}
+
+DisplaySnapshot_Params::DisplaySnapshot_Params()
+    : display_id(0),
+      has_proper_display_id(false),
+      origin(),
+      physical_size(),
+      type(ui::DISPLAY_CONNECTION_TYPE_NONE),
+      is_aspect_preserving_scaling(false),
+      has_overscan(false),
+      display_name(),
+      modes(),
+      has_current_mode(false),
+      current_mode(),
+      has_native_mode(false),
+      native_mode() {}
+
+DisplaySnapshot_Params::~DisplaySnapshot_Params() {}
+
+}  // namespace ui

ui/ozone/common/gpu/ozone_gpu_message_params.h

@@ -0,0 +1,49 @@
+// 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_COMMON_GPU_OZONE_GPU_MESSAGE_PARAMS_H_
+#define UI_OZONE_COMMON_GPU_OZONE_GPU_MESSAGE_PARAMS_H_
+
+#include <string>
+#include <vector>
+
+#include "ui/display/types/display_constants.h"
+#include "ui/gfx/geometry/point.h"
+#include "ui/gfx/geometry/size.h"
+
+namespace ui {
+
+struct DisplayMode_Params {
+  DisplayMode_Params();
+  ~DisplayMode_Params();
+
+  gfx::Size size;
+  bool is_interlaced;
+  float refresh_rate;
+};
+
+struct DisplaySnapshot_Params {
+  DisplaySnapshot_Params();
+  ~DisplaySnapshot_Params();
+
+  int64_t display_id;
+  bool has_proper_display_id;
+  gfx::Point origin;
+  gfx::Size physical_size;
+  DisplayConnectionType type;
+  bool is_aspect_preserving_scaling;
+  bool has_overscan;
+  std::string display_name;
+  std::vector<DisplayMode_Params> modes;
+  bool has_current_mode;
+  DisplayMode_Params current_mode;
+  bool has_native_mode;
+  DisplayMode_Params native_mode;
+  std::string string_representation;
+};
+
+}  // namespace ui
+
+#endif  // UI_OZONE_COMMON_GPU_OZONE_GPU_MESSAGE_PARAMS_H_
+

ui/ozone/common/gpu/ozone_gpu_messages.h

@@ -5,18 +5,47 @@
 // Multiply-included message file, hence no include guard here, but see below
 // for a much smaller-than-usual include guard section.
 
+#include <vector>
+
 #include "ipc/ipc_message_macros.h"
 #include "third_party/skia/include/core/SkBitmap.h"
 #include "ui/gfx/geometry/point.h"
 #include "ui/gfx/ipc/gfx_param_traits.h"
 #include "ui/gfx/native_widget_types.h"
+#include "ui/ozone/common/gpu/ozone_gpu_message_params.h"
 #include "ui/ozone/ozone_export.h"
 
 #undef IPC_MESSAGE_EXPORT
 #define IPC_MESSAGE_EXPORT OZONE_EXPORT
 
 #define IPC_MESSAGE_START OzoneGpuMsgStart
 
+IPC_ENUM_TRAITS_MAX_VALUE(ui::DisplayConnectionType,
+                          ui::DISPLAY_CONNECTION_TYPE_LAST)
+
+IPC_STRUCT_TRAITS_BEGIN(ui::DisplayMode_Params)
+  IPC_STRUCT_TRAITS_MEMBER(size)
+  IPC_STRUCT_TRAITS_MEMBER(is_interlaced)
+  IPC_STRUCT_TRAITS_MEMBER(refresh_rate)
+IPC_STRUCT_TRAITS_END()
+
+IPC_STRUCT_TRAITS_BEGIN(ui::DisplaySnapshot_Params)
+  IPC_STRUCT_TRAITS_MEMBER(display_id)
+  IPC_STRUCT_TRAITS_MEMBER(has_proper_display_id)
+  IPC_STRUCT_TRAITS_MEMBER(origin)
+  IPC_STRUCT_TRAITS_MEMBER(physical_size)
+  IPC_STRUCT_TRAITS_MEMBER(type)
+  IPC_STRUCT_TRAITS_MEMBER(is_aspect_preserving_scaling)
+  IPC_STRUCT_TRAITS_MEMBER(has_overscan)
+  IPC_STRUCT_TRAITS_MEMBER(display_name)
+  IPC_STRUCT_TRAITS_MEMBER(modes)
+  IPC_STRUCT_TRAITS_MEMBER(has_current_mode)
+  IPC_STRUCT_TRAITS_MEMBER(current_mode)
+  IPC_STRUCT_TRAITS_MEMBER(has_native_mode)
+  IPC_STRUCT_TRAITS_MEMBER(native_mode)
+  IPC_STRUCT_TRAITS_MEMBER(string_representation)
+IPC_STRUCT_TRAITS_END()
+
 //------------------------------------------------------------------------------
 // GPU Messages
 // These are messages from the browser to the GPU process.
@@ -29,3 +58,28 @@ IPC_MESSAGE_CONTROL3(OzoneGpuMsg_CursorSet,
 IPC_MESSAGE_CONTROL2(OzoneGpuMsg_CursorMove,
                      gfx::AcceleratedWidget, gfx::Point)
 
+#if defined(OS_CHROMEOS)
+// Force the DPMS state of the display to on.
+IPC_MESSAGE_CONTROL0(OzoneGpuMsg_ForceDPMSOn)
+
+// Trigger a display reconfiguration. OzoneHostMsg_UpdateNativeDisplays will be
+// sent as a response.
+IPC_MESSAGE_CONTROL0(OzoneGpuMsg_RefreshNativeDisplays)
+
+// Configure a display with the specified mode at the specified location.
+IPC_MESSAGE_CONTROL3(OzoneGpuMsg_ConfigureNativeDisplay,
+                     int64_t,  // display ID
+                     ui::DisplayMode_Params,  // display mode
+                     gfx::Point)  // origin for the display
+
+IPC_MESSAGE_CONTROL1(OzoneGpuMsg_DisableNativeDisplay,
+                     int64_t)  // display ID
+
+//------------------------------------------------------------------------------
+// Browser Messages
+// These messages are from the GPU to the browser process.
+
+// Updates the list of active displays.
+IPC_MESSAGE_CONTROL1(OzoneHostMsg_UpdateNativeDisplays,
+                     std::vector<ui::DisplaySnapshot_Params>)
+#endif

ui/ozone/ozone.gyp

@@ -91,6 +91,9 @@
         'common/chromeos/touchscreen_device_manager_ozone.h',
         'common/gpu/ozone_gpu_message_generator.cc',
         'common/gpu/ozone_gpu_message_generator.h',
+        'common/gpu/ozone_gpu_message_params.cc',
+        'common/gpu/ozone_gpu_message_params.h',
+        'common/gpu/ozone_gpu_messages.h',
         'ozone_platform.cc',
         'ozone_platform.h',
         'ozone_switches.cc',