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      1 /*
      2  * Copyright (C) 2010 Google Inc. All rights reserved.
      3  *
      4  * Redistribution and use in source and binary forms, with or without
      5  * modification, are permitted provided that the following conditions
      6  * are met:
      7  *
      8  * 1.  Redistributions of source code must retain the above copyright
      9  *     notice, this list of conditions and the following disclaimer.
     10  * 2.  Redistributions in binary form must reproduce the above copyright
     11  *     notice, this list of conditions and the following disclaimer in the
     12  *     documentation and/or other materials provided with the distribution.
     13  *
     14  * THIS SOFTWARE IS PROVIDED BY APPLE AND ITS CONTRIBUTORS "AS IS" AND ANY
     15  * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
     16  * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
     17  * DISCLAIMED. IN NO EVENT SHALL APPLE OR ITS CONTRIBUTORS BE LIABLE FOR ANY
     18  * DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
     19  * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
     20  * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
     21  * ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
     22  * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
     23  * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
     24  */
     25 
     26 #include "config.h"
     27 #include "web/GeolocationClientProxy.h"
     28 
     29 #include "modules/geolocation/Geolocation.h"
     30 #include "modules/geolocation/GeolocationPosition.h"
     31 #include "public/web/WebGeolocationClient.h"
     32 #include "public/web/WebGeolocationPermissionRequest.h"
     33 #include "public/web/WebGeolocationPosition.h"
     34 
     35 namespace blink {
     36 
     37 GeolocationClientProxy::GeolocationClientProxy(WebGeolocationClient* client)
     38     : m_client(client)
     39 {
     40 }
     41 
     42 GeolocationClientProxy::~GeolocationClientProxy()
     43 {
     44 }
     45 
     46 void GeolocationClientProxy::setController(GeolocationController* controller)
     47 {
     48     // We support there not being a client, provided we don't do any Geolocation.
     49     if (m_client) {
     50         // Ownership of the WebGeolocationController is transferred to the client.
     51         m_client->setController(new WebGeolocationController(controller));
     52     }
     53 }
     54 
     55 void GeolocationClientProxy::startUpdating()
     56 {
     57     m_client->startUpdating();
     58 }
     59 
     60 void GeolocationClientProxy::stopUpdating()
     61 {
     62     m_client->stopUpdating();
     63 }
     64 
     65 void GeolocationClientProxy::setEnableHighAccuracy(bool highAccuracy)
     66 {
     67     m_client->setEnableHighAccuracy(highAccuracy);
     68 }
     69 
     70 GeolocationPosition* GeolocationClientProxy::lastPosition()
     71 {
     72     WebGeolocationPosition webPosition;
     73     if (m_client->lastPosition(webPosition))
     74         m_lastPosition = static_cast<GeolocationPosition*>(webPosition);
     75     else
     76         m_lastPosition.clear();
     77 
     78     return m_lastPosition.get();
     79 }
     80 
     81 void GeolocationClientProxy::requestPermission(Geolocation* geolocation)
     82 {
     83     m_client->requestPermission(WebGeolocationPermissionRequest(geolocation));
     84 }
     85 
     86 void GeolocationClientProxy::cancelPermissionRequest(Geolocation* geolocation)
     87 {
     88     m_client->cancelPermissionRequest(WebGeolocationPermissionRequest(geolocation));
     89 }
     90 
     91 void GeolocationClientProxy::trace(Visitor* visitor)
     92 {
     93     visitor->trace(m_lastPosition);
     94     GeolocationClient::trace(visitor);
     95 }
     96 
     97 } // namespace blink
     98