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      1 /*
      2  * Copyright (C) 2010 Apple 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  * 1.  Redistributions of source code must retain the above copyright
      8  *     notice, this list of conditions and the following disclaimer.
      9  * 2.  Redistributions in binary form must reproduce the above copyright
     10  *     notice, this list of conditions and the following disclaimer in the
     11  *     documentation and/or other materials provided with the distribution.
     12  *
     13  * THIS SOFTWARE IS PROVIDED BY APPLE INC. AND ITS CONTRIBUTORS ``AS IS'' AND ANY
     14  * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
     15  * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
     16  * DISCLAIMED. IN NO EVENT SHALL APPLE INC. OR ITS CONTRIBUTORS BE LIABLE FOR ANY
     17  * DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
     18  * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
     19  * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON
     20  * ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
     21  * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
     22  * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
     23  */
     24 
     25 #include "config.h"
     26 #include "WebKitDLL.h"
     27 #include "WebGeolocationPosition.h"
     28 #include <WebCore/COMPtr.h>
     29 
     30 #if ENABLE(CLIENT_BASED_GEOLOCATION)
     31 #include <WebCore/GeolocationPosition.h>
     32 
     33 using namespace WebCore;
     34 #endif
     35 
     36 COMPtr<WebGeolocationPosition> WebGeolocationPosition::createInstance()
     37 {
     38     return new WebGeolocationPosition;
     39 }
     40 
     41 WebGeolocationPosition::WebGeolocationPosition()
     42     : m_refCount(0)
     43 {
     44     gClassCount++;
     45     gClassNameCount.add("WebGeolocationPosition");
     46 }
     47 
     48 WebGeolocationPosition::~WebGeolocationPosition()
     49 {
     50     gClassCount--;
     51     gClassNameCount.remove("WebGeolocationPosition");
     52 }
     53 
     54 HRESULT WebGeolocationPosition::QueryInterface(REFIID riid, void** ppvObject)
     55 {
     56     *ppvObject = 0;
     57     if (IsEqualIID(riid, __uuidof(WebGeolocationPosition)))
     58         *ppvObject = this;
     59     else if (IsEqualIID(riid, __uuidof(IUnknown)))
     60         *ppvObject = static_cast<IWebGeolocationPosition*>(this);
     61     else if (IsEqualIID(riid, __uuidof(IWebGeolocationPosition)))
     62         *ppvObject = static_cast<IWebGeolocationPosition*>(this);
     63     else
     64         return E_NOINTERFACE;
     65 
     66     AddRef();
     67     return S_OK;
     68 }
     69 
     70 ULONG WebGeolocationPosition::AddRef()
     71 {
     72     return ++m_refCount;
     73 }
     74 
     75 ULONG WebGeolocationPosition::Release()
     76 {
     77     ULONG newRef = --m_refCount;
     78     if (!newRef)
     79         delete this;
     80 
     81     return newRef;
     82 }
     83 
     84 HRESULT WebGeolocationPosition::initWithTimestamp(double timestamp, double latitude, double longitude, double accuracy)
     85 {
     86 #if ENABLE(CLIENT_BASED_GEOLOCATION)
     87     m_position = GeolocationPosition::create(timestamp, latitude, longitude, accuracy);
     88     return S_OK;
     89 #else
     90     return E_FAIL;
     91 #endif
     92 }
     93 
     94 #if ENABLE(CLIENT_BASED_GEOLOCATION)
     95 GeolocationPosition* core(IWebGeolocationPosition* position)
     96 {
     97     if (!position)
     98         return 0;
     99 
    100     COMPtr<WebGeolocationPosition> webGeolocationPosition(Query, position);
    101     if (!webGeolocationPosition)
    102         return 0;
    103 
    104     return webGeolocationPosition->impl();
    105 }
    106 #endif
    107