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75 lines
2.1 KiB
C++
75 lines
2.1 KiB
C++
//
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// lcd.h
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//
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// mt32-pi - A baremetal MIDI synthesizer for Raspberry Pi
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// Copyright (C) 2020-2023 Dale Whinham <daleyo@gmail.com>
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//
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// This file is part of mt32-pi.
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//
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// mt32-pi is free software: you can redistribute it and/or modify it under the
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// terms of the GNU General Public License as published by the Free Software
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// Foundation, either version 3 of the License, or (at your option) any later
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// version.
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//
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// mt32-pi is distributed in the hope that it will be useful, but WITHOUT ANY
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// WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS
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// FOR A PARTICULAR PURPOSE. See the GNU General Public License for more
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// details.
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//
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// You should have received a copy of the GNU General Public License along with
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// mt32-pi. If not, see <http://www.gnu.org/licenses/>.
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//
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#ifndef _lcd_h
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#define _lcd_h
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#include <circle/types.h>
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#include "images.h"
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class CLCD
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{
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public:
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enum class TType
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{
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Character,
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Graphical,
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};
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CLCD(u8 nWidth, u8 nHeight)
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: m_bBacklightEnabled(true),
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m_nWidth(nWidth),
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m_nHeight(nHeight)
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{
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}
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virtual ~CLCD() = default;
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virtual bool Initialize() = 0;
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virtual TType GetType() const = 0;
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u8 Width() const { return m_nWidth; }
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u8 Height() const { return m_nHeight; }
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// Character functions (available when type is 'Character' or 'Graphical')
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virtual void Clear(bool bImmediate = true) {};
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virtual void Print(const char* pText, u8 nCursorX = 0, u8 nCursorY = 0, bool bClearLine = false, bool bImmediate = true) {};
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// Graphics functions (available when type is 'Graphical')
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virtual void SetPixel(u8 nX, u8 nY) {};
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virtual void ClearPixel(u8 nX, u8 nY) {};
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virtual void DrawFilledRect(u8 nX1, u8 nY1, u8 nX2, u8 nY2, bool bImmediate = false) {};
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virtual void DrawChar(char chChar, u8 nCursorX, u8 nCursorY, bool bInverted = false, bool bDoubleWidth = false) {};
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virtual void DrawImage(TImage Image, bool bImmediate = false) {};
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virtual void Flip() {};
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bool GetBacklightState() const { return m_bBacklightEnabled; }
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virtual void SetBacklightState(bool bEnabled) {};
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protected:
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bool m_bBacklightEnabled;
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u8 m_nWidth;
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u8 m_nHeight;
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};
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#endif
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