[apps/settings] Implement structure of settings app

Change-Id: If42dc3fcb363e3ceac0dda9f89394f2535ab09be

apps/settings/preference.cpp

@@ -0,0 +1,64 @@
+#include "preference.h"
+
+namespace Settings {
+
+Preference::Preference() :
+  m_angleUnit(AngleUnit::Degree),
+  m_displayMode(DisplayMode::Auto),
+  m_numberType(NumberType::Reel),
+  m_complexFormat(ComplexFormat::Cartesian),
+  m_language(Language::French)
+{
+}
+
+Preference::AngleUnit Preference::angleUnit() const {
+  return m_angleUnit;
+}
+
+void Preference::setAngleUnit(AngleUnit angleUnit) {
+  if (angleUnit != m_angleUnit) {
+    m_angleUnit = angleUnit;
+  }
+}
+
+Preference::DisplayMode Preference::displayMode() const {
+  return m_displayMode;
+}
+
+void Preference::setDisplayMode(DisplayMode displayMode) {
+  if (displayMode != m_displayMode) {
+    m_displayMode = displayMode;
+  }
+}
+
+Preference::NumberType Preference::numberType() const {
+  return m_numberType;
+}
+
+void Preference::setNumberType(NumberType numberType) {
+  if (numberType != m_numberType) {
+    m_numberType = numberType;
+  }
+}
+
+Preference::ComplexFormat Preference::complexFormat() const {
+  return m_complexFormat;
+}
+
+void Preference::setComplexFormat(ComplexFormat complexFormat) {
+  if (complexFormat != m_complexFormat) {
+    m_complexFormat = complexFormat;
+  }
+}
+
+Preference::Language Preference::language() const {
+  return m_language;
+}
+
+void Preference::setLanguage(Language language) {
+  if (language != m_language) {
+    m_language = language;
+  }
+}
+
+}