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55 lines
1.7 KiB
C
55 lines
1.7 KiB
C
/*
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* This file is part of the LED_screen project.
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* Copyright 2019 Edward V. Emelianov <eddy@sao.ru, edward.emelianoff@gmail.com>
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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 3 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 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, see <http://www.gnu.org/licenses/>.
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*/
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#pragma once
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#ifndef SCREEN_H__
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#define SCREEN_H__
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#include <stdint.h>
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// display size in px
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// PANEL_WIDTH is width of one panel
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#define PANEL_WIDTH 32
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// SCREEN_WIDTH is total screen width
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#define SCREEN_WIDTH 64
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#define SCREEN_HEIGHT 16
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#define SCREENBUF_SZ (SCREEN_WIDTH*SCREEN_HEIGHT/8)
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#define DMABUF_SZ (SCREENBUF_SZ/4)
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// pause to show a quater of screen - 10ms (25Hz framerate)
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#define SCREEN_PAUSE 2
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// screen is positive (1->on, 0->off)
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#define SCREEN_IS_NEGATIVE 1
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void FillScreen(uint8_t setclear);
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void DrawPix(int16_t X, int16_t Y, uint8_t pix);
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uint8_t DrawCharAt(int16_t X, int16_t Y, uint8_t Char);
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void ConvertScreenBuf();
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uint8_t PutStringAt(int16_t X, int16_t Y, const char *str);
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uint8_t *getScreenBuf();
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uint8_t *getDmaBuf(uint8_t N);
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void process_screen();
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void ShowScreen();
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void ScreenOFF();
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uint16_t GetStrWidth(const char *str);
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void setdmabuf0(uint8_t pattern, uint8_t N);
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#endif // SCREEN_H__
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