summaryrefslogtreecommitdiff
path: root/core/src/fpdfapi/fpdf_basic_module.cpp
blob: a446aa5d21f85d879a154453c0907ca21baa9c99 (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
// Copyright 2014 PDFium Authors. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
 
// Original code copyright 2014 Foxit Software Inc. http://www.foxitsoftware.com

#include "../../include/fxcodec/fx_codec.h"
#include "../../include/fpdfapi/fpdf_module.h"
static CPDF_ModuleMgr*	g_FPDFAPI_pDefaultMgr = NULL;
CPDF_ModuleMgr* CPDF_ModuleMgr::Get()
{
    return g_FPDFAPI_pDefaultMgr;
}
void CPDF_ModuleMgr::Create()
{
    g_FPDFAPI_pDefaultMgr = FX_NEW CPDF_ModuleMgr;
    g_FPDFAPI_pDefaultMgr->Initialize();
}
void CPDF_ModuleMgr::Destroy()
{
    if (g_FPDFAPI_pDefaultMgr) {
        delete g_FPDFAPI_pDefaultMgr;
    }
    g_FPDFAPI_pDefaultMgr = NULL;
}
CPDF_ModuleMgr::CPDF_ModuleMgr()
{
    m_pCodecModule = NULL;
    m_pPageModule = NULL;
    m_pRenderModule = NULL;
    m_FileBufSize = 512;
}
void CPDF_ModuleMgr::Initialize()
{
    InitModules();
    m_FileBufSize = 512;
}
void CPDF_ModuleMgr::InitModules()
{
    m_pCodecModule = NULL;
    m_pPageModule = FX_NEW CPDF_PageModuleDef;
    m_pRenderModule = FX_NEW CPDF_RenderModuleDef;
}
CPDF_ModuleMgr::~CPDF_ModuleMgr()
{
    if (m_pPageModule) {
        delete m_pPageModule;
    }
    if (m_pRenderModule) {
        delete m_pRenderModule;
    }
}
void CPDF_ModuleMgr::SetDownloadCallback(FX_BOOL (*callback)(FX_LPCSTR module_name))
{
    m_pDownloadCallback = callback;
}
FX_BOOL CPDF_ModuleMgr::DownloadModule(FX_LPCSTR module_name)
{
    if (m_pDownloadCallback == NULL) {
        return FALSE;
    }
    return m_pDownloadCallback(module_name);
}
static CFX_ByteString _GetPath(const CFX_ByteString& folder, FX_LPCSTR name)
{
    FX_STRSIZE folder_len = folder.GetLength();
#if _FX_OS_ == _FX_SYMBIAN_ || _FXM_PLATFORM_  == _FXM_PLATFORM_WINDOWS_
    if (folder[folder_len - 1] == '\\') {
        return folder + name;
    } else {
        return (folder + "\\") + name;
    }
#else
    if (folder[folder_len - 1] == '/') {
        return folder + name;
    } else {
        return (folder + "/") + name;
    }
#endif
}
void CPDF_ModuleMgr::SetModulePath(FX_LPCSTR module_name, FX_LPCSTR path)
{
    if (module_name == NULL || module_name[0] == 0) {
        m_DefaultModulePath = path;
    } else {
        m_ModulePathList.SetAt(module_name, FX_NEW CFX_ByteString(path, -1));
    }
}
CFX_ByteString CPDF_ModuleMgr::GetModuleFilePath(FX_LPCSTR module_name, FX_LPCSTR name)
{
    CFX_ByteString* pPath = NULL;
    if (m_ModulePathList.Lookup(module_name, (FX_LPVOID&)pPath)) {
        return _GetPath(*pPath, name);
    }
    if (!m_DefaultModulePath.IsEmpty()) {
        return _GetPath(m_DefaultModulePath, name);
    }
#if _FXM_PLATFORM_  == _FXM_PLATFORM_WINDOWS_
    FX_WCHAR app_path[260];
    ::GetModuleFileNameW(NULL, (LPWSTR)app_path, 260);
    FX_INTPTR len = FXSYS_wcslen(app_path);
    for (FX_INTPTR i = len; i >= 0; i --)
        if (app_path[i] == '\\') {
            app_path[i] = 0;
            break;
        }
    CFX_ByteString path = CFX_ByteString::FromUnicode(app_path);
    path += '\\';
    path += name;
    return path;
#else
    return name;
#endif
}
void CPDF_ModuleMgr::NotifyModuleAvailable(FX_LPCSTR module_name)
{
    if (FXSYS_strcmp(module_name, ADDIN_NAME_CJK) == 0) {
        m_pPageModule->NotifyCJKAvailable();
    } else if (FXSYS_strcmp(module_name, ADDIN_NAME_DECODER) == 0) {
        m_pRenderModule->NotifyDecoderAvailable();
    }
}
void CPDF_ModuleMgr::RegisterSecurityHandler(FX_LPCSTR filter, CPDF_SecurityHandler * (*CreateHandler)(void* param), void* param)
{
    if (CreateHandler == NULL) {
        m_SecurityHandlerMap.RemoveKey(filter);
    } else {
        m_SecurityHandlerMap.SetAt(filter, (void*)CreateHandler);
    }
    if (param) {
        m_SecurityHandlerMap.SetAt(FX_BSTRC("_param_") + filter, param);
    }
}
void CPDF_ModuleMgr::SetPrivateData(FX_LPVOID module_id, FX_LPVOID pData, PD_CALLBACK_FREEDATA callback)
{
    m_privateData.SetPrivateData(module_id, pData, callback);
}
FX_LPVOID CPDF_ModuleMgr::GetPrivateData(FX_LPVOID module_id)
{
    return m_privateData.GetPrivateData(module_id);
}
CPDF_SecurityHandler* CPDF_ModuleMgr::CreateSecurityHandler(FX_LPCSTR filter)
{
    CPDF_SecurityHandler* (*CreateHandler)(void*) = NULL;
    if (!m_SecurityHandlerMap.Lookup(filter, (void*&)CreateHandler)) {
        return NULL;
    }
    if (CreateHandler == NULL) {
        return NULL;
    }
    void* param = NULL;
    m_SecurityHandlerMap.Lookup(FX_BSTRC("_param_") + filter, param);
    return CreateHandler(param);
}
ICodec_FaxModule* CPDF_ModuleMgr::GetFaxModule()
{
    return m_pCodecModule ? m_pCodecModule->GetFaxModule() : NULL;
}
ICodec_JpegModule* CPDF_ModuleMgr::GetJpegModule()
{
    return m_pCodecModule ? m_pCodecModule->GetJpegModule() : NULL;
}
ICodec_JpxModule* CPDF_ModuleMgr::GetJpxModule()
{
    return m_pCodecModule ? m_pCodecModule->GetJpxModule() : NULL;
}
ICodec_Jbig2Module* CPDF_ModuleMgr::GetJbig2Module()
{
    return m_pCodecModule ? m_pCodecModule->GetJbig2Module() : NULL;
}
ICodec_IccModule* CPDF_ModuleMgr::GetIccModule()
{
    return m_pCodecModule ? m_pCodecModule->GetIccModule() : NULL;
}
ICodec_FlateModule* CPDF_ModuleMgr::GetFlateModule()
{
    return m_pCodecModule ? m_pCodecModule->GetFlateModule() : NULL;
}