147 lines
3.6 KiB
C++
147 lines
3.6 KiB
C++
#ifndef __display_H__
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#define __display_H__
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#include "fonts.h"
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#include <Wire.h>
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#include "SSD1306Wire.h"
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class display
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{
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private:
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const uint8_t MAX_CONTRAST = 255;
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SSD1306Wire * _display;
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uint8_t _dispaddr;
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int _pin_sda, _pin_scl;
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public:
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display(uint8_t dispaddr, int pin_sda, int pin_scl);
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~display();
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void init();
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void header(String title);
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void header(String title, bool wificonected, bool localvalues, bool lastdatasent, bool timesynced);
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void data(unsigned int x, unsigned int y , float val, String valname);
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void data(unsigned int x, unsigned int y , uint64_t val, String valname);
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void data(unsigned int x, unsigned int y ,bool valid, String val, String valname, unsigned int digits, String valunit);
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void show();
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void clear();
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};
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display::display(uint8_t dispaddr, int pin_sda, int pin_scl)
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{
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_pin_sda = pin_sda;
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_pin_scl = pin_scl;
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_dispaddr = dispaddr;
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_display = new SSD1306Wire(_dispaddr, _pin_sda, _pin_scl);
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}
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display::~display()
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{
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}
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void display::init()
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{
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//initialise OLED and display Welcome Message ...
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_display->init();
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_display->flipScreenVertically();
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_display->setTextAlignment(TEXT_ALIGN_CENTER);
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_display->setFont(Roboto_Condensed_Bold_16);
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_display->clear();
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_display->setContrast(MAX_CONTRAST);
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_display->drawString(64, 32, "Itsblue.de");
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_display->display();
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}
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void display::header(String title, bool wificonected, bool localvalues, bool lastdatasent, bool timesynced)
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{
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_display->setTextAlignment(TEXT_ALIGN_CENTER_BOTH);
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_display->setColor(WHITE);
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_display->fillRect(0, 1, 128, 12);
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_display->setColor(BLACK);
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_display->setFont(ArialMT_Plain_10);
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unsigned int y = 6;
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_display->drawString(64, y, title);
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if (wificonected)
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{
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_display->drawString(110,y, "Y");
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}
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else
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{
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_display->drawString(110, y, "!");
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}
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if (localvalues) {
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if (lastdatasent)
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{
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_display->drawString(120, y, " >>");
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}
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else
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{
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_display->drawString(120, y, " x ");
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}
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} else {
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_display->drawString(120, y, " R ");
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}
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if (timesynced)
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{
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_display->drawString(10, y, "(<)");
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}
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else
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{
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_display->drawString(10, y, "( )");
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}
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}
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void display::header(String title)
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{
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header(title, false, true, false, false);
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}
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void display::data(unsigned int x, unsigned int y ,bool valid, String val, String valname, unsigned int digits, String valunit)
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{
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_display->setColor(WHITE);
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_display->setTextAlignment(TEXT_ALIGN_CENTER);
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_display->setFont(ArialMT_Plain_10);
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String namestring = valname + ":";
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_display->drawString(x,y, namestring);
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_display->setFont(ArialMT_Plain_16);
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String valstring = "";
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if (valid == true) {
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valstring = val;
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}
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else
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{
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for(unsigned int digit=0; digit < digits; digit++){
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valstring+="-";
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}
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}
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_display->drawString(x,y+10, valstring);
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unsigned int valwidth = _display->getStringWidth(valstring)/2;
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_display->setFont(ArialMT_Plain_10);
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_display->setTextAlignment(TEXT_ALIGN_LEFT);
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_display->drawString(x+valwidth,y+10, valunit);
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_display->setTextAlignment(TEXT_ALIGN_CENTER);
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}
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void display::data(unsigned int x, unsigned int y , uint64_t val, String valname)
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{
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data(x, y,true, String((unsigned long)val,10), valname, 0, "");
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}
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void display::data(unsigned int x, unsigned int y , float val, String valname)
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{
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data(x, y,true, String(val,1), valname, 0, "");
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}
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void display::show()
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{
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_display->display();
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}
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void display::clear()
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{
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_display->clear();
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}
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#endif |