OpenDTU-old/src/Display_Graphic.cpp
2024-01-20 11:24:57 +01:00

276 lines
8.4 KiB
C++

// SPDX-License-Identifier: GPL-2.0-or-later
/*
* Copyright (C) 2023-2024 Thomas Basler and others
*/
#include "Display_Graphic.h"
#include "Datastore.h"
#include <NetworkSettings.h>
#include <map>
#include <time.h>
std::map<DisplayType_t, std::function<U8G2*(uint8_t, uint8_t, uint8_t, uint8_t)>> display_types = {
{ DisplayType_t::PCD8544, [](uint8_t reset, uint8_t clock, uint8_t data, uint8_t cs) { return new U8G2_PCD8544_84X48_F_4W_HW_SPI(U8G2_R0, cs, data, reset); } },
{ DisplayType_t::SSD1306, [](uint8_t reset, uint8_t clock, uint8_t data, uint8_t cs) { return new U8G2_SSD1306_128X64_NONAME_F_HW_I2C(U8G2_R0, reset, clock, data); } },
{ DisplayType_t::SH1106, [](uint8_t reset, uint8_t clock, uint8_t data, uint8_t cs) { return new U8G2_SH1106_128X64_NONAME_F_HW_I2C(U8G2_R0, reset, clock, data); } },
{ DisplayType_t::SSD1309, [](uint8_t reset, uint8_t clock, uint8_t data, uint8_t cs) { return new U8G2_SSD1309_128X64_NONAME0_F_HW_I2C(U8G2_R0, reset, clock, data); } },
};
// Language defintion, respect order in languages[] and translation lists
#define I18N_LOCALE_EN 0
#define I18N_LOCALE_DE 1
#define I18N_LOCALE_FR 2
// Languages supported. Note: the order is important and must match locale_translations.h
const uint8_t languages[] = {
I18N_LOCALE_EN,
I18N_LOCALE_DE,
I18N_LOCALE_FR
};
static const char* const i18n_offline[] = { "Offline", "Offline", "Offline" };
static const char* const i18n_current_power_w[] = { "%.0f W", "%.0f W", "%.0f W" };
static const char* const i18n_current_power_kw[] = { "%.1f kW", "%.1f kW", "%.1f kW" };
static const char* const i18n_yield_today_wh[] = { "today: %4.0f Wh", "Heute: %4.0f Wh", "auj.: %4.0f Wh" };
static const char* const i18n_yield_total_kwh[] = { "total: %.1f kWh", "Ges.: %.1f kWh", "total: %.1f kWh" };
static const char* const i18n_date_format[] = { "%m/%d/%Y %H:%M", "%d.%m.%Y %H:%M", "%d/%m/%Y %H:%M" };
DisplayGraphicClass::DisplayGraphicClass()
: _loopTask(TASK_IMMEDIATE, TASK_FOREVER, std::bind(&DisplayGraphicClass::loop, this))
{
}
DisplayGraphicClass::~DisplayGraphicClass()
{
delete _display;
}
void DisplayGraphicClass::init(Scheduler& scheduler, const DisplayType_t type, const uint8_t data, const uint8_t clk, const uint8_t cs, const uint8_t reset)
{
_display_type = type;
if (isValidDisplay()) {
auto constructor = display_types[_display_type];
_display = constructor(reset, clk, data, cs);
_display->begin();
setContrast(DISPLAY_CONTRAST);
setStatus(true);
_diagram.init(scheduler, _display);
scheduler.addTask(_loopTask);
_loopTask.setInterval(_period);
_loopTask.enable();
}
}
void DisplayGraphicClass::calcLineHeights()
{
uint8_t yOff = 0;
for (uint8_t i = 0; i < 4; i++) {
setFont(i);
yOff += (_display->getMaxCharHeight());
_lineOffsets[i] = yOff;
}
}
void DisplayGraphicClass::setFont(const uint8_t line)
{
switch (line) {
case 0:
_display->setFont((_isLarge) ? u8g2_font_ncenB14_tr : u8g2_font_logisoso16_tr);
break;
case 3:
_display->setFont(u8g2_font_5x8_tr);
break;
default:
_display->setFont((_isLarge) ? u8g2_font_ncenB10_tr : u8g2_font_5x8_tr);
break;
}
}
bool DisplayGraphicClass::isValidDisplay()
{
return _display_type > DisplayType_t::None && _display_type < DisplayType_Max;
}
void DisplayGraphicClass::printText(const char* text, const uint8_t line)
{
setFont(line);
uint8_t dispX;
if (!_isLarge) {
dispX = (line == 0) ? 5 : 0;
} else {
switch (line) {
case 0:
if (_diagram_mode == DiagramMode_t::Small) {
// Center between left border and diagram
dispX = (CHART_POSX - _display->getStrWidth(text)) / 2;
} else {
// Center on screen
dispX = (_display->getDisplayWidth() - _display->getStrWidth(text)) / 2;
}
break;
case 3:
// Center on screen
dispX = (_display->getDisplayWidth() - _display->getStrWidth(text)) / 2;
break;
default:
dispX = 5;
break;
}
}
dispX += enableScreensaver ? (_mExtra % 7) : 0;
_display->drawStr(dispX, _lineOffsets[line], text);
}
void DisplayGraphicClass::setOrientation(const uint8_t rotation)
{
if (!isValidDisplay()) {
return;
}
switch (rotation) {
case 0:
_display->setDisplayRotation(U8G2_R0);
break;
case 1:
_display->setDisplayRotation(U8G2_R1);
break;
case 2:
_display->setDisplayRotation(U8G2_R2);
break;
case 3:
_display->setDisplayRotation(U8G2_R3);
break;
}
_isLarge = (_display->getWidth() > 100);
calcLineHeights();
}
void DisplayGraphicClass::setLanguage(const uint8_t language)
{
_display_language = language < sizeof(languages) / sizeof(languages[0]) ? language : DISPLAY_LANGUAGE;
}
void DisplayGraphicClass::setDiagramMode(DiagramMode_t mode)
{
if (mode < DiagramMode_t::DisplayMode_Max) {
_diagram_mode = mode;
}
}
void DisplayGraphicClass::setStartupDisplay()
{
if (!isValidDisplay()) {
return;
}
_display->clearBuffer();
printText("OpenDTU!", 0);
_display->sendBuffer();
}
DisplayGraphicDiagramClass& DisplayGraphicClass::Diagram()
{
return _diagram;
}
void DisplayGraphicClass::loop()
{
_loopTask.setInterval(_period);
_display->clearBuffer();
bool displayPowerSave = false;
bool showText = true;
//=====> Actual Production ==========
if (Datastore.getIsAtLeastOneReachable()) {
displayPowerSave = false;
if (_isLarge) {
uint8_t screenSaverOffsetX = enableScreensaver ? (_mExtra % 7) : 0;
switch (_diagram_mode) {
case DiagramMode_t::Small:
_diagram.redraw(screenSaverOffsetX, CHART_POSX, CHART_POSY, CHART_WIDTH, CHART_HEIGHT, false);
break;
case DiagramMode_t::Fullscreen:
// Every 10 seconds
if (_mExtra % (10 * 2) < 10) {
_diagram.redraw(screenSaverOffsetX, 10, 0, _display->getDisplayWidth() - 12, _display->getDisplayHeight() - 3, true);
showText = false;
}
break;
default:
break;
}
}
if (showText) {
const float watts = Datastore.getTotalAcPowerEnabled();
if (watts > 999) {
snprintf(_fmtText, sizeof(_fmtText), i18n_current_power_kw[_display_language], watts / 1000);
} else {
snprintf(_fmtText, sizeof(_fmtText), i18n_current_power_w[_display_language], watts);
}
printText(_fmtText, 0);
}
_previousMillis = millis();
}
//<=======================
//=====> Offline ===========
else {
printText(i18n_offline[_display_language], 0);
// check if it's time to enter power saving mode
if (millis() - _previousMillis >= (_interval * 2)) {
displayPowerSave = enablePowerSafe;
}
}
//<=======================
if (showText) {
//=====> Today & Total Production =======
snprintf(_fmtText, sizeof(_fmtText), i18n_yield_today_wh[_display_language], Datastore.getTotalAcYieldDayEnabled());
printText(_fmtText, 1);
snprintf(_fmtText, sizeof(_fmtText), i18n_yield_total_kwh[_display_language], Datastore.getTotalAcYieldTotalEnabled());
printText(_fmtText, 2);
//<=======================
//=====> IP or Date-Time ========
// Change every 3 seconds
if (!(_mExtra % (3 * 2) < 3) && NetworkSettings.localIP()) {
printText(NetworkSettings.localIP().toString().c_str(), 3);
} else {
// Get current time
time_t now = time(nullptr);
strftime(_fmtText, sizeof(_fmtText), i18n_date_format[_display_language], localtime(&now));
printText(_fmtText, 3);
}
}
_display->sendBuffer();
_mExtra++;
if (!_displayTurnedOn) {
displayPowerSave = true;
}
_display->setPowerSave(displayPowerSave);
}
void DisplayGraphicClass::setContrast(const uint8_t contrast)
{
if (!isValidDisplay()) {
return;
}
_display->setContrast(contrast * 2.55f);
}
void DisplayGraphicClass::setStatus(const bool turnOn)
{
_displayTurnedOn = turnOn;
}
DisplayGraphicClass Display;