Add three general-purpose fields to DriverView

TouchGFX/gui/include/gui/containers/DriverViewField.hpp

@@ -0,0 +1,29 @@
+#ifndef DRIVERVIEWFIELD_HPP
+#define DRIVERVIEWFIELD_HPP
+
+#include "touchgfx/TypedText.hpp"
+#include "touchgfx/Unicode.hpp"
+#include <gui_generated/containers/DriverViewFieldBase.hpp>
+
+class DriverViewField : public DriverViewFieldBase {
+public:
+  DriverViewField();
+  virtual ~DriverViewField() {}
+
+  virtual void initialize();
+
+  void setName(const touchgfx::TypedText &text);
+  void setValue(float newValue);
+  void setPrecision(size_t intDigits, size_t decimalDigits);
+
+protected:
+private:
+  Unicode::UnicodeChar valueBuffer[16];
+  size_t intDigits;
+  size_t decimalDigits;
+  float fieldValue;
+
+  void updateValueBuffer();
+};
+
+#endif // DRIVERVIEWFIELD_HPP

TouchGFX/gui/src/containers/DriverViewField.cpp

@@ -0,0 +1,35 @@
+#include "touchgfx/Unicode.hpp"
+#include <gui/containers/DriverViewField.hpp>
+
+DriverViewField::DriverViewField()
+    : intDigits{0}, decimalDigits{0}, fieldValue{0} {}
+
+void DriverViewField::initialize() { DriverViewFieldBase::initialize(); }
+
+void DriverViewField::setName(const touchgfx::TypedText &text) {
+  title.setTypedText(text);
+  title.invalidate();
+}
+
+void DriverViewField::setValue(float newValue) {
+  fieldValue = newValue;
+  updateValueBuffer();
+}
+
+void DriverViewField::setPrecision(size_t intDigits, size_t decimalDigits) {
+  this->intDigits = intDigits;
+  this->decimalDigits = decimalDigits;
+  updateValueBuffer();
+}
+
+void DriverViewField::updateValueBuffer() {
+  size_t width = intDigits;
+  if (decimalDigits != 0) {
+    width += decimalDigits + 1; // 1 digit for the decimal point
+  }
+  float params[3] = {(float)width, (float)decimalDigits, fieldValue};
+  Unicode::snprintfFloats(valueBuffer,
+                          sizeof(valueBuffer) / sizeof(Unicode::UnicodeChar),
+                          "%*.*f", params);
+  value.setWildcard(valueBuffer);
+}

TouchGFX/gui/src/driverview_screen/DriverViewView.cpp

@@ -1,8 +1,20 @@
+#include "texts/TextKeysAndLanguages.hpp"
 #include <gui/driverview_screen/DriverViewView.hpp>
 
 DriverViewView::DriverViewView() {}
 
-void DriverViewView::setupScreen() { DriverViewViewBase::setupScreen(); }
+void DriverViewView::setupScreen() {
+  DriverViewViewBase::setupScreen();
+  field1.setName(T_FIELD_MINCELLVOLT);
+  field1.setValue(3.21);
+  field1.setPrecision(1, 2);
+  field2.setName(T_FIELD_SPEED);
+  field2.setValue(42.0);
+  field2.setPrecision(3, 0);
+  field3.setName(T_FIELD_TSCURRENT);
+  field3.setValue(131.0);
+  field3.setPrecision(3, 0);
+}
 
 void DriverViewView::tearDownScreen() { DriverViewViewBase::tearDownScreen(); }