summaryrefslogtreecommitdiff
path: root/extensions/source/scanner/sane.hxx
blob: 2b6683477b5666ebbbeeb7422f517e8ab0cee0e1 (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
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
/*************************************************************************
 *
 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
 *
 * Copyright 2000, 2010 Oracle and/or its affiliates.
 *
 * OpenOffice.org - a multi-platform office productivity suite
 *
 * This file is part of OpenOffice.org.
 *
 * OpenOffice.org is free software: you can redistribute it and/or modify
 * it under the terms of the GNU Lesser General Public License version 3
 * only, as published by the Free Software Foundation.
 *
 * OpenOffice.org is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 * GNU Lesser General Public License version 3 for more details
 * (a copy is included in the LICENSE file that accompanied this code).
 *
 * You should have received a copy of the GNU Lesser General Public License
 * version 3 along with OpenOffice.org.  If not, see
 * <http://www.openoffice.org/license.html>
 * for a copy of the LGPLv3 License.
 *
 ************************************************************************/
#ifndef _SANE_HXX
#define _SANE_HXX

#include <osl/thread.h>
#include <osl/module.h>
#include <tools/string.hxx>
#include <vcl/bitmap.hxx>
#include <sane/sane.h>
#include <scanner.hxx>

// ---------------------
// - BitmapTransporter -
// ---------------------

class BitmapTransporter : public OWeakObject, AWT::XBitmap
{
    SvMemoryStream                      m_aStream;
    vos::OMutex                         m_aProtector;

public:

                                        BitmapTransporter();
    virtual                             ~BitmapTransporter();


    // XInterface
    virtual ANY SAL_CALL                queryInterface( const Type & rType ) throw( RuntimeException );
    virtual void SAL_CALL               acquire() throw() { OWeakObject::acquire(); }
    virtual void SAL_CALL               release() throw() { OWeakObject::release(); }

    virtual AWT::Size SAL_CALL          getSize() throw();
    virtual SEQ( sal_Int8 ) SAL_CALL    getDIB() throw();
    virtual SEQ( sal_Int8 ) SAL_CALL    getMaskDIB() throw() { return SEQ( sal_Int8 )(); }

    // Misc
    void                                lock() { m_aProtector.acquire(); }
    void                                unlock() { m_aProtector.release(); }
    SvMemoryStream&                     getStream() { return m_aStream; }
};

// --------
// - Sane -
// --------

class Sane
{
private:
    static int              nRefCount;
    static oslModule        pSaneLib;

    static SANE_Status      (*p_init)( SANE_Int*,
                                       SANE_Auth_Callback );
    static void             (*p_exit)();
    static SANE_Status      (*p_get_devices)( const SANE_Device***,
                                              SANE_Bool );
    static SANE_Status      (*p_open)( SANE_String_Const, SANE_Handle );
    static void             (*p_close)( SANE_Handle );
    static const SANE_Option_Descriptor* (*p_get_option_descriptor)(
        SANE_Handle, SANE_Int );
    static SANE_Status      (*p_control_option)( SANE_Handle, SANE_Int,
                                                 SANE_Action, void*,
                                                 SANE_Int* );
    static SANE_Status      (*p_get_parameters)( SANE_Handle,
                                                 SANE_Parameters* );
    static SANE_Status      (*p_start)( SANE_Handle );
    static SANE_Status      (*p_read)( SANE_Handle, SANE_Byte*, SANE_Int,
                                       SANE_Int* );
    static void             (*p_cancel)( SANE_Handle );
    static SANE_Status      (*p_set_io_mode)( SANE_Handle, SANE_Bool );
    static SANE_Status      (*p_get_select_fd)( SANE_Handle, SANE_Int* );
    static SANE_String_Const (*p_strstatus)( SANE_Status );

    static SANE_Int             nVersion;
    static SANE_Device**        ppDevices;
    static int                  nDevices;

    const SANE_Option_Descriptor**  mppOptions;
    int                             mnOptions;
    int                             mnDevice;
    SANE_Handle                     maHandle;

    Link                        maReloadOptionsLink;

    inline oslGenericFunction
                    LoadSymbol( const char* );
    void            Init();
    void            DeInit();

    SANE_Status ControlOption( int, SANE_Action, void* );

    sal_Bool CheckConsistency( const char*, sal_Bool bInit = sal_False );

public:
    Sane();
    ~Sane();

    static sal_Bool         IsSane()
        { return pSaneLib ? sal_True : sal_False; }
    sal_Bool            IsOpen()
        { return maHandle ? sal_True : sal_False; }
    static int              CountDevices()
        { return nDevices; }
    static String           GetName( int n )
        { return String( ppDevices[n]->name ? ppDevices[n]->name : "", osl_getThreadTextEncoding() ); }
    static String           GetVendor( int n )
        { return String( ppDevices[n]->vendor ? ppDevices[n]->vendor : "", osl_getThreadTextEncoding() ); }
    static String           GetModel( int n )
        { return String( ppDevices[n]->model ? ppDevices[n]->model : "", osl_getThreadTextEncoding() ); }
    static String           GetType( int n )
        { return String( ppDevices[n]->type ? ppDevices[n]->type : "", osl_getThreadTextEncoding() ); }

    String          GetOptionName( int n )
        { return String( mppOptions[n]->name ? (char*)mppOptions[n]->name : "", osl_getThreadTextEncoding() ); }
    String          GetOptionTitle( int n )
        { return String( mppOptions[n]->title ? (char*)mppOptions[n]->title : "", osl_getThreadTextEncoding() ); }
    SANE_Value_Type GetOptionType( int n )
        { return mppOptions[n]->type; }
    SANE_Unit       GetOptionUnit( int n )
        { return mppOptions[n]->unit; }
    String          GetOptionUnitName( int n );
    SANE_Int        GetOptionCap( int n )
        { return mppOptions[n]->cap; }
    SANE_Constraint_Type GetOptionConstraintType( int n )
        { return mppOptions[n]->constraint_type; }
    const char**    GetStringConstraint( int n )
        { return (const char**)mppOptions[n]->constraint.string_list; }
    int             GetRange( int, double*& );

    inline int      GetOptionElements( int n );
    int             GetOptionByName( const char* );
    sal_Bool            GetOptionValue( int, sal_Bool& );
    sal_Bool            GetOptionValue( int, ByteString& );
    sal_Bool            GetOptionValue( int, double&, int nElement = 0 );
    sal_Bool            GetOptionValue( int, double* );

    sal_Bool            SetOptionValue( int, sal_Bool );
    sal_Bool            SetOptionValue( int, const String& );
    sal_Bool            SetOptionValue( int, double, int nElement = 0 );
    sal_Bool            SetOptionValue( int, double* );

    sal_Bool            ActivateButtonOption( int );

    int             CountOptions() { return mnOptions; }
    int             GetDeviceNumber() { return mnDevice; }

    sal_Bool            Open( const char* );
    sal_Bool            Open( int );
    void            Close();
    void            ReloadDevices();
    void            ReloadOptions();

    sal_Bool            Start( BitmapTransporter& );

    inline Link     SetReloadOptionsHdl( const Link& rLink );
};

inline int Sane::GetOptionElements( int n )
{
    if( mppOptions[n]->type == SANE_TYPE_FIXED ||
        mppOptions[n]->type == SANE_TYPE_INT )
    {
        return mppOptions[n]->size/sizeof( SANE_Word );
    }
    return 1;
}

inline Link Sane::SetReloadOptionsHdl( const Link& rLink )
{
    Link aRet = maReloadOptionsLink;
    maReloadOptionsLink = rLink;
    return aRet;
}

#endif