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+/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
+/*
+ * This file is part of the LibreOffice project.
+ *
+ * This Source Code Form is subject to the terms of the Mozilla Public
+ * License, v. 2.0. If a copy of the MPL was not distributed with this
+ * file, You can obtain one at http://mozilla.org/MPL/2.0/.
+ *
+ * This file incorporates work covered by the following license notice:
+ *
+ * Licensed to the Apache Software Foundation (ASF) under one or more
+ * contributor license agreements. See the NOTICE file distributed
+ * with this work for additional information regarding copyright
+ * ownership. The ASF licenses this file to you under the Apache
+ * License, Version 2.0 (the "License"); you may not use this file
+ * except in compliance with the License. You may obtain a copy of
+ * the License at http://www.apache.org/licenses/LICENSE-2.0 .
+ */
+#pragma once
+
+#include <sal/config.h>
+
+#include <string_view>
+
+#include <cppuhelper/implbase.hxx>
+#include <osl/thread.h>
+#include <osl/module.h>
+#include <tools/stream.hxx>
+#include <tools/link.hxx>
+#include <sane/sane.h>
+
+#include <com/sun/star/awt/XBitmap.hpp>
+#include <com/sun/star/uno/Sequence.hxx>
+
+using namespace com::sun::star::uno;
+
+
+class BitmapTransporter: public cppu::WeakImplHelper<css::awt::XBitmap>
+{
+ SvMemoryStream m_aStream;
+ osl::Mutex m_aProtector;
+
+public:
+
+ BitmapTransporter();
+ virtual ~BitmapTransporter() override;
+
+ virtual css::awt::Size SAL_CALL getSize() override;
+ virtual Sequence< sal_Int8 > SAL_CALL getDIB() override;
+ virtual Sequence< sal_Int8 > SAL_CALL getMaskDIB() override { return Sequence< sal_Int8 >(); }
+
+ // Misc
+ void lock() { m_aProtector.acquire(); }
+ void unlock() { m_aProtector.release(); }
+ SvMemoryStream& getStream() { return m_aStream; }
+};
+
+
+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;
+
+ std::unique_ptr<const SANE_Option_Descriptor*[]> mppOptions;
+ int mnOptions;
+ int mnDevice;
+ SANE_Handle maHandle;
+
+ Link<Sane&,void> maReloadOptionsLink;
+
+ static inline oslGenericFunction
+ LoadSymbol( const char* );
+ static void Init();
+ static void DeInit();
+
+ SANE_Status ControlOption( int, SANE_Action, void* );
+
+ bool CheckConsistency( const char*, bool bInit = false );
+
+public:
+ Sane();
+ ~Sane();
+
+ static bool IsSane()
+ { return pSaneLib != nullptr; }
+ bool IsOpen() const
+ { return maHandle != nullptr; }
+ static int CountDevices()
+ { return nDevices; }
+ static OUString GetName( int n )
+ { return ppDevices[n]->name ? OUString( ppDevices[n]->name, strlen(ppDevices[n]->name), osl_getThreadTextEncoding() ) : OUString(); }
+ static OUString GetVendor( int n )
+ { return ppDevices[n]->vendor ? OUString( ppDevices[n]->vendor, strlen(ppDevices[n]->vendor), osl_getThreadTextEncoding() ) : OUString(); }
+ static OUString GetModel( int n )
+ { return ppDevices[n]->model ? OUString( ppDevices[n]->model, strlen(ppDevices[n]->model), osl_getThreadTextEncoding() ) : OUString(); }
+ static OUString GetType( int n )
+ { return ppDevices[n]->type ? OUString( ppDevices[n]->type, strlen(ppDevices[n]->type), osl_getThreadTextEncoding() ) : OUString(); }
+
+ OUString GetOptionName( int n )
+ { return mppOptions[n]->name ? OUString( mppOptions[n]->name, strlen(mppOptions[n]->name), osl_getThreadTextEncoding() ) : OUString(); }
+ OUString GetOptionTitle( int n )
+ { return mppOptions[n]->title ? OUString( mppOptions[n]->title, strlen(mppOptions[n]->title), osl_getThreadTextEncoding() ) : OUString(); }
+ SANE_Value_Type GetOptionType( int n )
+ { return mppOptions[n]->type; }
+ SANE_Unit GetOptionUnit( int n )
+ { return mppOptions[n]->unit; }
+ OUString 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_cast<const char**>(mppOptions[n]->constraint.string_list); }
+ int GetRange( int, std::unique_ptr<double[]>& );
+
+ inline int GetOptionElements( int n );
+ int GetOptionByName( const char* );
+ bool GetOptionValue( int, bool& );
+ bool GetOptionValue( int, OString& );
+ bool GetOptionValue( int, double&, int nElement = 0 );
+ bool GetOptionValue( int, double* );
+
+ void SetOptionValue( int, bool );
+ void SetOptionValue( int, std::u16string_view );
+ void SetOptionValue( int, double, int nElement = 0 );
+ void SetOptionValue( int, double const * );
+
+ bool ActivateButtonOption( int );
+
+ int CountOptions() { return mnOptions; }
+ int GetDeviceNumber() const { return mnDevice; }
+
+ bool Open( const char* );
+ bool Open( int );
+ void Close();
+ void ReloadDevices();
+ void ReloadOptions();
+
+ bool Start( BitmapTransporter& );
+
+ inline Link<Sane&,void> SetReloadOptionsHdl( const Link<Sane&,void>& 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&,void> Sane::SetReloadOptionsHdl( const Link<Sane&,void>& rLink )
+{
+ Link<Sane&,void> aRet = maReloadOptionsLink;
+ maReloadOptionsLink = rLink;
+ return aRet;
+}
+
+/* vim:set shiftwidth=4 softtabstop=4 expandtab: */