init

esp32_readout/display.cpp

@@ -0,0 +1,37 @@
+#include "display.h"
+
+#include <Adafruit_SharpMem.h>
+
+Display::Display() {
+  this->_display = new Adafruit_SharpMem(SHARP_SCK, SHARP_MOSI, SHARP_SS, DISPLAY_HEIGHT, DISPLAY_WIDTH);
+
+  this->mid_x = DISPLAY_WIDTH / 2;
+  this->mid_y = DISPLAY_HEIGHT / 2;
+}
+
+void Display::setup() {
+  // start & clear the display
+  this->_display->begin();
+  this->_display->clearDisplay();
+  this->_display->setRotation(2);
+
+  this->_display->setTextColor(BLACK, WHITE);
+  this->_display->setTextSize(FONT_SIZE);
+  this->_display->setFont(FONT);
+
+  this->print("Smaage");
+}
+
+void Display::print(const char* text) {
+  this->_display->clearDisplay();
+  this->_display->setCursor(12, this->mid_x);
+  this->_display->println(text);
+  this->_display->refresh();
+}
+
+void Display::print_weight(double val) {
+  this->_display->clearDisplay();
+  this->_display->setCursor(12, this->mid_x);
+  this->_display->printf("%.2f g", val);
+  this->_display->refresh();
+}