93 lines
2.5 KiB
C++
93 lines
2.5 KiB
C++
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#ifndef __HGSANEIMPL_HPP__
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#define __HGSANEIMPL_HPP__
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#include "HGSane.h"
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#include "../base/HGDll.h"
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#include "../base/HGThread.h"
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#include "../base/HGLock.h"
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#include "sane.h"
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#include <list>
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#include <vector>
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typedef SANE_Status (*f_sane_init)(SANE_Int* version_code, SANE_Auth_Callback authorize);
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typedef void (*f_sane_exit)(void);
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typedef SANE_Status (*f_sane_get_devices)(const SANE_Device*** device_list, SANE_Bool local_only);
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typedef SANE_Status (*f_sane_open)(SANE_String_Const devicename, SANE_Handle* handle);
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typedef void (*f_sane_close)(SANE_Handle handle);
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typedef SANE_Status (*f_sane_start)(SANE_Handle handle);
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typedef SANE_Status (*f_sane_read)(SANE_Handle handle, SANE_Byte* data, SANE_Int max_length, SANE_Int* length);
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typedef void (*f_sane_cancel)(SANE_Handle handle);
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typedef SANE_Status (*f_sane_set_io_mode)(SANE_Handle handle, SANE_Bool non_blocking);
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typedef SANE_String_Const (*f_sane_strstatus)(SANE_Status status);
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struct HGSaneDeviceImpl
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{
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HGSaneDeviceImpl(class HGSaneManagerImpl* mgr)
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{
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mgrImpl = mgr;
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HGBase_CreateLock(&lock);
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devHandle = NULL;
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func = NULL;
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param = NULL;
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stopThread = HGFALSE;
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thread = NULL;
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imgReady = HGFALSE;
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}
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~HGSaneDeviceImpl()
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{
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HGBase_DestroyLock(lock);
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lock = NULL;
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}
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class HGSaneManagerImpl* mgrImpl;
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HGLock lock;
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SANE_Handle devHandle;
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HGSane_DeviceEventCallback func;
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HGPointer param;
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HGBool stopThread;
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HGThread thread;
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HGBool imgReady;
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std::vector<SANE_Byte> recvData;
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};
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class HGSaneManagerImpl
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{
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public:
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HGSaneManagerImpl();
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~HGSaneManagerImpl();
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HGResult Create(const HGChar* sanePath);
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HGResult Destroy();
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HGResult GetDeviceCount(HGUInt *count);
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HGResult GetDeviceName(HGUInt index, HGChar* name, HGUInt maxLen);
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HGResult OpenDevice(HGUInt index, HGSaneDeviceImpl **device);
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HGResult CloseDevice(HGSaneDeviceImpl *device);
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HGResult StartDevice(HGSaneDeviceImpl* device, HGSane_DeviceEventCallback func, HGPointer param);
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HGResult StopDevice(HGSaneDeviceImpl* device);
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HGResult GetImage(HGSaneDeviceImpl* device, HGUInt type, HGUInt origin, HGImage* image);
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private:
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static void ThreadFunc(HGThread thread, HGPointer param);
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HGResult FindFunctions();
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private:
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HGDll m_dll;
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f_sane_init m_f_sane_init;
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f_sane_exit m_f_sane_exit;
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f_sane_get_devices m_f_sane_get_devices;
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f_sane_open m_f_sane_open;
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f_sane_close m_f_sane_close;
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f_sane_start m_f_sane_start;
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f_sane_read m_f_sane_read;
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f_sane_cancel m_f_sane_cancel;
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f_sane_set_io_mode m_f_sane_set_io_mode;
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f_sane_strstatus m_f_sane_strstatus;
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std::list<HGSaneDeviceImpl*> m_devList;
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};
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#endif /* __HGSANEIMPL_HPP__ */
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