111 lines
3.0 KiB
Arduino
111 lines
3.0 KiB
Arduino
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/*
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SSD1306 - Screen module
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Copyright (C) 2018 by Xose Pérez <xose dot perez at gmail dot com>
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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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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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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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#include <Wire.h>
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#include "SSD1306Wire.h"
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#include "OLEDDisplay.h"
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#include "images.h"
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#include "fonts.h"
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#define SCREEN_HEADER_HEIGHT 14
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SSD1306Wire * display;
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uint8_t _screen_line = SCREEN_HEADER_HEIGHT - 1;
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void _screen_header() {
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char buffer[20];
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// Message count
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snprintf(buffer, sizeof(buffer), "#%03d", get_count() % 1000);
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display->setTextAlignment(TEXT_ALIGN_LEFT);
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display->drawString(0, 2, buffer);
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// Datetime
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gps_time(buffer, sizeof(buffer));
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display->setTextAlignment(TEXT_ALIGN_CENTER);
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display->drawString(display->getWidth()/2, 2, buffer);
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// Satellite count
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display->setTextAlignment(TEXT_ALIGN_RIGHT);
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display->drawString(display->getWidth() - SATELLITE_IMAGE_WIDTH - 4, 2, itoa(gps_sats(), buffer, 10));
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display->drawXbm(display->getWidth() - SATELLITE_IMAGE_WIDTH, 0, SATELLITE_IMAGE_WIDTH, SATELLITE_IMAGE_HEIGHT, SATELLITE_IMAGE);
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}
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void screen_show_logo() {
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uint8_t x = (display->getWidth() - TTN_IMAGE_WIDTH) / 2;
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uint8_t y = SCREEN_HEADER_HEIGHT + (display->getHeight() - SCREEN_HEADER_HEIGHT - TTN_IMAGE_HEIGHT) / 2 + 1;
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display->drawXbm(x, y, TTN_IMAGE_WIDTH, TTN_IMAGE_HEIGHT, TTN_IMAGE);
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}
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void screen_off() {
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display->displayOff();
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}
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void screen_on() {
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display->displayOn();
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}
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void screen_clear() {
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display->clear();
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}
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void screen_print(const char * text, uint8_t x, uint8_t y, uint8_t alignment) {
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DEBUG_MSG(text);
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display->setTextAlignment((OLEDDISPLAY_TEXT_ALIGNMENT) alignment);
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display->drawString(x, y, text);
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}
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void screen_print(const char * text, uint8_t x, uint8_t y) {
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screen_print(text, x, y, TEXT_ALIGN_LEFT);
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}
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void screen_print(const char * text) {
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display->print(text);
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if (_screen_line + 8 > display->getHeight()) {
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// scroll
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}
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_screen_line += 8;
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screen_loop();
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}
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void screen_update() {
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display->display();
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}
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void screen_setup() {
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// Display instance
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display = new SSD1306Wire(OLED_ADDRESS, OLED_SDA, OLED_SCL);
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display->init();
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display->flipScreenVertically();
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display->setFont(Custom_ArialMT_Plain_10);
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// Scroll buffer
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display->setLogBuffer(5, 30);
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}
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void screen_loop() {
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display->clear();
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_screen_header();
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display->drawLogBuffer(0, SCREEN_HEADER_HEIGHT);
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display->display();
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}
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