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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 #include "ppapi/shared_impl/ppb_gamepad_shared.h"
      6 
      7 #include "base/basictypes.h"
      8 
      9 namespace ppapi {
     10 
     11 void ConvertWebKitGamepadData(const WebKitGamepads& webkit_data,
     12                               PP_GamepadsSampleData* output_data) {
     13   output_data->length = webkit_data.length;
     14   for (unsigned i = 0; i < webkit_data.length; ++i) {
     15     PP_GamepadSampleData& output_pad = output_data->items[i];
     16     const WebKitGamepad& webkit_pad = webkit_data.items[i];
     17     output_pad.connected = webkit_pad.connected ? PP_TRUE : PP_FALSE;
     18     if (webkit_pad.connected) {
     19       COMPILE_ASSERT(sizeof(output_pad.id) == sizeof(webkit_pad.id),
     20                      id_size_does_not_match);
     21       COMPILE_ASSERT(sizeof(output_pad.axes) == sizeof(webkit_pad.axes),
     22                      axes_size_does_not_match);
     23       COMPILE_ASSERT(sizeof(output_pad.buttons) == sizeof(webkit_pad.buttons),
     24                      buttons_size_does_not_match);
     25       memcpy(output_pad.id, webkit_pad.id, sizeof(output_pad.id));
     26       output_pad.timestamp = webkit_pad.timestamp;
     27       output_pad.axes_length = webkit_pad.axes_length;
     28       memcpy(output_pad.axes, webkit_pad.axes, sizeof(output_pad.axes));
     29       output_pad.buttons_length = webkit_pad.buttons_length;
     30       memcpy(output_pad.buttons,
     31              webkit_pad.buttons,
     32              sizeof(output_pad.buttons));
     33     }
     34   }
     35 }
     36 
     37 }  // namespace ppapi
     38