src/ui/ozone/platform/caca/caca_event_factory.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_CACA_CACA_EVENT_FACTORY_H_
   6 #define UI_OZONE_PLATFORM_CACA_CACA_EVENT_FACTORY_H_
   7
   8 #include "base/memory/ref_counted.h"
   9 #include "base/time/time.h"
  10 #include "ui/events/ozone/event_factory_ozone.h"
  11 #include "ui/gfx/geometry/point_f.h"
  12
  13 namespace ui {
  14
  15 class CacaConnection;
  16
  17 class CacaEventFactory : public ui::EventFactoryOzone {
  18  public:
  19   CacaEventFactory(CacaConnection* connection);
  20   virtual ~CacaEventFactory();
  21
  22   // ui::EventFactoryOzone overrides:
  23   virtual void StartProcessingEvents() OVERRIDE;
  24   virtual void WarpCursorTo(gfx::AcceleratedWidget widget,
  25                             const gfx::PointF& location) OVERRIDE;
  26
  27  private:
  28   void ScheduleEventProcessing();
  29
  30   void TryProcessingEvent();
  31
  32   CacaConnection* connection_;  // Not owned.
  33
  34   base::WeakPtrFactory<CacaEventFactory> weak_ptr_factory_;
  35
  36   // Delay between event polls.
  37   base::TimeDelta delay_;
  38
  39   // Keep track of last cursor position to dispatch correct mouse push/release
  40   // events.
  41   gfx::PointF last_cursor_location_;
  42
  43   int modifier_flags_;
  44
  45   DISALLOW_COPY_AND_ASSIGN(CacaEventFactory);
  46 };
  47
  48 }  // namespace ui
  49
  50 #endif  // UI_OZONE_PLATFORM_CACA_CACA_EVENT_FACTORY_H_