Ozone integration.

ui/ozone/platform/drm/host/drm_cursor.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_HOST_DRM_CURSOR_H_
+#define UI_OZONE_PLATFORM_DRM_HOST_DRM_CURSOR_H_
+
+#include "base/callback.h"
+#include "base/logging.h"
+#include "base/memory/ref_counted.h"
+#include "base/single_thread_task_runner.h"
+#include "base/synchronization/lock.h"
+#include "ui/events/ozone/evdev/cursor_delegate_evdev.h"
+#include "ui/gfx/geometry/point_f.h"
+#include "ui/gfx/geometry/rect.h"
+#include "ui/gfx/native_widget_types.h"
+#include "ui/ozone/public/gpu_platform_support_host.h"
+#include "ui/platform_window/platform_window.h" // for PlatformCursor
+
+namespace gfx {
+class PointF;
+class Vector2dF;
+class Rect;
+}
+
+namespace ui {
+
+class BitmapCursorOzone;
+class BitmapCursorFactoryOzone;
+class DrmGpuPlatformSupportHost;
+class DrmWindowHostManager;
+
+class DrmCursor : public CursorDelegateEvdev {
+ public:
+  explicit DrmCursor(DrmWindowHostManager* window_manager);
+  ~DrmCursor() override;
+
+  // Change the cursor over the specifed window.
+  void SetCursor(gfx::AcceleratedWidget window, PlatformCursor platform_cursor);
+
+  // Handle window lifecycle.
+  void OnWindowAdded(gfx::AcceleratedWidget window,
+                     const gfx::Rect& bounds_in_screen,
+                     const gfx::Rect& cursor_confined_bounds);
+  void OnWindowRemoved(gfx::AcceleratedWidget window);
+
+  // Handle window bounds changes.
+  void CommitBoundsChange(gfx::AcceleratedWidget window,
+                          const gfx::Rect& new_display_bounds_in_screen,
+                          const gfx::Rect& new_confined_bounds);
+
+  // CursorDelegateEvdev:
+  void MoveCursorTo(gfx::AcceleratedWidget window,
+                    const gfx::PointF& location) override;
+  void MoveCursorTo(const gfx::PointF& screen_location) override;
+  void MoveCursor(const gfx::Vector2dF& delta) override;
+  bool IsCursorVisible() override;
+  gfx::PointF GetLocation() override;
+  gfx::Rect GetCursorConfinedBounds() override;
+};
+
+}  // namespace ui
+
+#endif  // UI_OZONE_PLATFORM_DRM_HOST_DRM_CURSOR_H_