summaryrefslogtreecommitdiff
path: root/extensions/source/scanner/sane.hxx
blob: ebe2b1aca395916b54301e4915475a123f4979c6 (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
201
202
203
/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
/*************************************************************************
 *
 * 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;
    osl::Mutex                          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

/* vim:set shiftwidth=4 softtabstop=4 expandtab: */