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      1 /*
      2  * Copyright (C) 2007 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  *
      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  * 3.  Neither the name of Apple Computer, Inc. ("Apple") nor the names of
     14  *     its contributors may be used to endorse or promote products derived
     15  *     from this software without specific prior written permission.
     16  *
     17  * THIS SOFTWARE IS PROVIDED BY APPLE AND ITS CONTRIBUTORS "AS IS" AND ANY
     18  * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
     19  * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
     20  * DISCLAIMED. IN NO EVENT SHALL APPLE OR ITS CONTRIBUTORS BE LIABLE FOR ANY
     21  * DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
     22  * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
     23  * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
     24  * ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
     25  * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
     26  * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
     27  */
     28 
     29 #include "config.h"
     30 #include "WebTextRenderer.h"
     31 
     32 #include "WebKitDLL.h"
     33 
     34 #include <CoreFoundation/CFString.h>
     35 #if PLATFORM(CG)
     36 #include <WebKitSystemInterface/WebKitSystemInterface.h>
     37 #endif
     38 #include <wtf/RetainPtr.h>
     39 
     40 WebTextRenderer* WebTextRenderer::createInstance()
     41 {
     42     WebTextRenderer* instance = new WebTextRenderer;
     43     instance->AddRef();
     44     return instance;
     45 }
     46 
     47 WebTextRenderer::WebTextRenderer()
     48     : m_refCount(0)
     49 {
     50     gClassCount++;
     51     gClassNameCount.add("WebTextRenderer");
     52 }
     53 
     54 WebTextRenderer::~WebTextRenderer()
     55 {
     56     gClassCount--;
     57     gClassNameCount.remove("WebTextRenderer");
     58 }
     59 
     60 HRESULT STDMETHODCALLTYPE WebTextRenderer::QueryInterface(const IID &riid, void** ppvObject)
     61 {
     62     *ppvObject = 0;
     63     if (IsEqualGUID(riid, IID_IUnknown))
     64         *ppvObject = static_cast<IWebTextRenderer*>(this);
     65     else if (IsEqualGUID(riid, IID_IWebTextRenderer))
     66         *ppvObject = static_cast<IWebTextRenderer*>(this);
     67     else
     68         return E_NOINTERFACE;
     69 
     70     AddRef();
     71     return S_OK;
     72 }
     73 
     74 ULONG STDMETHODCALLTYPE WebTextRenderer::AddRef()
     75 {
     76     return ++m_refCount;
     77 }
     78 
     79 ULONG STDMETHODCALLTYPE WebTextRenderer::Release()
     80 {
     81     ULONG newRef = --m_refCount;
     82     if (!newRef)
     83         delete this;
     84 
     85     return newRef;
     86 }
     87 
     88 HRESULT STDMETHODCALLTYPE WebTextRenderer::registerPrivateFont(
     89     /* [in] */ LPCOLESTR fontFilePath)
     90 {
     91     if (!AddFontResourceEx(fontFilePath, FR_PRIVATE, 0))
     92         return E_FAIL;
     93 
     94     RetainPtr<CFStringRef> string(AdoptCF, CFStringCreateWithCharacters(0, reinterpret_cast<const UniChar*>(fontFilePath), static_cast<CFIndex>(wcslen(fontFilePath))));
     95 #if PLATFORM(CG)
     96     wkAddFontsAtPath(string.get());
     97 #endif
     98     return S_OK;
     99 }
    100