76 lines
2.3 KiB
C
76 lines
2.3 KiB
C
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/*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; either version 2 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU Library General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software
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* Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
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*
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* DmxBuffer.h
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* Interface for the DmxBuffer
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* Copyright (C) 2005-2009 Simon Newton
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*/
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#ifndef INCLUDE_OLA_DMXBUFFER_H_
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#define INCLUDE_OLA_DMXBUFFER_H_
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#include <stdint.h>
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#include <string>
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namespace ola {
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using std::string;
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/*
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* The DmxBuffer class
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*/
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class DmxBuffer {
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public:
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DmxBuffer();
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DmxBuffer(const DmxBuffer &other);
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DmxBuffer(const uint8_t *data, unsigned int length);
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explicit DmxBuffer(const string &data);
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~DmxBuffer();
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DmxBuffer& operator=(const DmxBuffer &other);
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bool operator==(const DmxBuffer &other) const;
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unsigned int Size() const { return m_length; }
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bool HTPMerge(const DmxBuffer &other);
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bool Set(const uint8_t *data, unsigned int length);
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bool Set(const string &data);
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bool Set(const DmxBuffer &other);
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bool SetFromString(const string &data);
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bool SetRangeToValue(unsigned int offset, uint8_t data,
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unsigned int length);
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bool SetRange(unsigned int offset, const uint8_t *data,
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unsigned int length);
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void SetChannel(unsigned int channel, uint8_t data);
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void Get(uint8_t *data, unsigned int *length) const;
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uint8_t Get(unsigned int channel) const;
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const uint8_t *GetRaw() const { return m_data; }
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string Get() const;
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bool Blackout();
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void Reset();
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string ToString() const;
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private:
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bool Init();
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bool DuplicateIfNeeded();
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void CopyFromOther(const DmxBuffer &other);
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void CleanupMemory();
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unsigned int *m_ref_count;
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mutable bool m_copy_on_write;
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uint8_t *m_data;
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unsigned int m_length;
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};
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} // ola
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#endif // INCLUDE_OLA_DMXBUFFER_H_
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