ppapi/shared_impl/ppb_gamepad_shared.cc

   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       memcpy(output_pad.id, webkit_pad.id, sizeof(output_pad.id));
  24       output_pad.timestamp = webkit_pad.timestamp;
  25       output_pad.axes_length = webkit_pad.axes_length;
  26       memcpy(output_pad.axes, webkit_pad.axes, sizeof(output_pad.axes));
  27       output_pad.buttons_length = webkit_pad.buttons_length;
  28
  29       for (unsigned j = 0; j < webkit_pad.buttons_length; ++j)
  30         output_pad.buttons[j] = webkit_pad.buttons[j].value;
  31     }
  32   }
  33 }
  34
  35 }  // namespace ppapi