255 lines
7.4 KiB
C++
255 lines
7.4 KiB
C++
/*
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* This file is part of the "bluetoothheater" distribution
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* (https://gitlab.com/mrjones.id.au/bluetoothheater)
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*
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* Copyright (C) 2018 Ray Jones <ray@mrjones.id.au>
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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 <https://www.gnu.org/licenses/>.
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*
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*/
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#include "128x64OLED.h"
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#include "tahoma16.h"
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#include "Icons.h"
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#include "Screen2.h"
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#include "KeyPad.h"
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#include "helpers.h"
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#include "UtilClasses.h"
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#define MAXIFONT tahoma_16ptFontInfo
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///////////////////////////////////////////////////////////////////////////
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//
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// CScreen2
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//
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// This screen provides a basic control function
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//
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///////////////////////////////////////////////////////////////////////////
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CScreen2::CScreen2(C128x64_OLED& display, CScreenManager& mgr) : CScreenHeader(display, mgr)
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{
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_showSetMode = 0;
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_showMode = 0;
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_nModeSel = 0;
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}
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void
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CScreen2::show()
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{
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CScreenHeader::show();
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char msg[20];
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int xPos, yPos;
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sprintf(msg, "%.1f`", getActualTemperature());
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{
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CTransientFont AF(_display, &MAXIFONT); // temporarily use a large font
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_printMenuText(_display.xCentre(), 25, msg, false, eCentreJustify);
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}
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// at bottom of screen show either:
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// Selection between Fixed or Thermostat mode
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// Current heat demand setting
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// Run state of heater
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if(_showMode) {
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const int border = 3;
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const int radius = 4;
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// Show selection between Fixed or Thermostat mode
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long tDelta = millis() - _showMode;
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if(tDelta < 0) {
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yPos = _display.height() - _display.textHeight() - border; // bottom of screen, with room for box
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// display "Fixed Hz" at lower right, allowing space for a selection surrounding box
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strcpy(msg, "Fixed Hz");
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xPos = _display.width() - border; // set X position to finish short of RHS
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_printMenuText(xPos, yPos, msg, _nModeSel == 1, eRightJustify);
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// display "Thermostat" at lower left, allowing space for a selection surrounding box
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strcpy(msg, "Thermostat");
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xPos = border;
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_printMenuText(xPos, yPos, msg, _nModeSel == 0);
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setThermostatMode(_nModeSel == 0 ? 1 : 0); // set the new mode
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}
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else {
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// cancel selection mode, apply whatever is boxed
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_showMode = 0;
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_showSetMode = millis() + 5000; // then make the new mode setting be shown
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}
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}
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if((_showMode == 0) && _showSetMode) {
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long tDelta = millis() - _showSetMode;
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if(tDelta < 0) {
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// Show current heat demand setting
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if(getHeaterInfo().isThermostat()) {
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sprintf(msg, "Setpoint = %d`C", getHeaterInfo().getTemperature_Desired());
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}
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else {
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sprintf(msg, "Setpoint = %.1fHz", getHeaterInfo().getPump_Fixed());
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}
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// centre message at bottom of screen
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_printMenuText(_display.xCentre(), _display.height() - _display.textHeight(), msg, false, eCentreJustify);
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}
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else {
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_showSetMode = 0;
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}
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}
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if((_showMode == 0) && (_showSetMode == 0)) {
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showRunState();
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}
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}
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void
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CScreen2::keyHandler(uint8_t event)
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{
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static int repeatCount = -1;
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if(event & keyPressed) {
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repeatCount = 0; // unlock tracking of repeat events
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// press LEFT to select previous screen, or Fixed Hz mode when in mode select
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if(event & key_Left) {
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if(!_showMode)
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_ScreenManager.prevScreen();
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else {
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_showMode = millis() + 5000;
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_nModeSel = 0;
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_ScreenManager.reqUpdate();
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}
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}
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// press RIGHT to selecxt next screen, or Thermostat mode when in mode select
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if(event & key_Right) {
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if(!_showMode)
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_ScreenManager.nextScreen();
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else {
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_showMode = millis() + 5000;
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_nModeSel = 1;
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_ScreenManager.reqUpdate();
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}
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}
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// press UP & DOWN to toggle thermostat / fixed Hz mode
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// impossible with 5 way switch!
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uint8_t doubleKey = key_Down | key_Up;
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if((event & doubleKey) == doubleKey) {
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reqThermoToggle();
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_showSetMode = millis() + 2000;
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}
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}
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// use repeat function for key hold detection
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if(event & keyRepeat) {
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if(repeatCount >= 0) {
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repeatCount++;
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// hold DOWN to enter thermostat / fixed mode selection
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if(event & key_Down) {
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if(repeatCount > 2) {
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repeatCount = -1; // prevent double handling
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_showMode = millis() + 5000;
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_nModeSel = getHeaterInfo().isThermostat() ? 0 : 1;
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}
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}
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// hold CENTRE to turn ON or OFF
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if(event & key_Centre) {
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if(getHeaterInfo().getRunState()) {
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// running, request OFF
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if(repeatCount > 5) {
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repeatCount = -2; // prevent double handling
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requestOff();
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}
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}
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else {
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// standby, request ON
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if(repeatCount > 3) {
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repeatCount = -1;
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requestOn();
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}
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}
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}
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}
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}
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if(event & keyReleased) {
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if(!_showMode) {
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// release DOWN key to reduce set demand, provided we are not in mode select
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if(event & key_Down) {
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reqTempChange(-1);
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_showSetMode = millis() + 2000;
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}
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// release UP key to increase set demand, provided we are not in mode select
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if(event & key_Up) {
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reqTempChange(+1);
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_showSetMode = millis() + 2000;
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}
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}
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// release CENTRE to accept new mode, and/or show current setting
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if(event & key_Centre) {
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if(repeatCount != -2) { // prevent after off commands
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if(_showMode) {
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_showMode = millis(); // force immediate cancellation of showmode (via screen update)
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}
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_showSetMode = millis() + 2000;
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}
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_ScreenManager.reqUpdate();
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}
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repeatCount = -1;
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}
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}
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void
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CScreen2::showRunState()
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{
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int runstate = getHeaterInfo().getRunState();
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int errstate = getHeaterInfo().getErrState();
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if(errstate) errstate--; // correct for +1 biased return value
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static bool toggle = false;
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const char* toPrint = NULL;
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_display.setTextColor(WHITE, BLACK);
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if(runstate >= 0 && runstate <= 8) {
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if(((runstate == 0) || (runstate > 5)) && errstate) {
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// flash error code
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char msg[16];
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toggle = !toggle;
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if(toggle) {
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// create an "E-XX" message to display
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sprintf(msg, "E-%02d", errstate);
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}
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else {
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strcpy(msg, " ");
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}
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int xPos = _display.xCentre();
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int yPos = _display.height() - 2*_display.textHeight();
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_printMenuText(xPos, yPos, msg, false, eCentreJustify);
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toPrint = getHeaterInfo().getErrStateStr();
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}
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else {
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if(runstate) {
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if(runstate < 5) toPrint = "Starting";
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else if(runstate == 5) toPrint = "Running";
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else if(runstate == 8) toPrint = "Cooling";
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else toPrint = "Shutting down";
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}
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}
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}
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if(toPrint) {
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// locate at bottom centre
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_printMenuText(_display.xCentre(), _display.height() - _display.textHeight(), toPrint, false, eCentreJustify);
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}
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}
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