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      1 // Copyright (c) 2012 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 CONTENT_RENDERER_PEPPER_EVENT_CONVERSION_H_
      6 #define CONTENT_RENDERER_PEPPER_EVENT_CONVERSION_H_
      7 
      8 #include <vector>
      9 
     10 #include "base/memory/linked_ptr.h"
     11 #include "content/common/content_export.h"
     12 #include "ppapi/c/ppb_input_event.h"
     13 #include "third_party/WebKit/public/web/WebInputEvent.h"
     14 
     15 struct PP_InputEvent;
     16 
     17 namespace ppapi {
     18 struct InputEventData;
     19 }
     20 
     21 namespace blink {
     22 class WebGamepads;
     23 class WebInputEvent;
     24 }
     25 
     26 namespace content {
     27 
     28 // Converts the given WebKit event to one or possibly multiple PP_InputEvents.
     29 // The generated events will be filled into the given vector. On failure, no
     30 // events will ge generated and the vector will be empty.
     31 CONTENT_EXPORT void CreateInputEventData(
     32     const blink::WebInputEvent& event,
     33     std::vector<ppapi::InputEventData>* pp_events);
     34 
     35 // Creates a WebInputEvent from the given PP_InputEvent.  If it fails, returns
     36 // NULL.  The caller owns the created object on success.
     37 CONTENT_EXPORT blink::WebInputEvent* CreateWebInputEvent(
     38     const ppapi::InputEventData& event);
     39 
     40 // Creates an array of WebInputEvents to make the given event look like a user
     41 // input event on all platforms. |plugin_x| and |plugin_y| should be the
     42 // coordinates of a point within the plugin's area on the page.
     43 std::vector<linked_ptr<blink::WebInputEvent> > CreateSimulatedWebInputEvents(
     44     const ppapi::InputEventData& event,
     45     int plugin_x,
     46     int plugin_y);
     47 
     48 // Returns the PPAPI event class for the given WebKit event type. The given
     49 // type should not be "Undefined" since there's no corresponding PPAPI class.
     50 PP_InputEvent_Class ClassifyInputEvent(blink::WebInputEvent::Type type);
     51 
     52 }  // namespace content
     53 
     54 #endif  // CONTENT_RENDERER_PEPPER_EVENT_CONVERSION_H_
     55