[apps/graph/values] Create a simple version of the parameter page of the table of values

Change-Id: Ic4a1091ba3c49097f838df13aa03a802497af873

apps/graph/Makefile

@@ -16,6 +16,7 @@ app_objs += $(addprefix apps/graph/,\
   values/title_cell.o\
   values/value_cell.o\
   values/values_controller.o\
+  values/values_parameter_controller.o\
 )
 
 inline_images += apps/graph/graph_icon.png

apps/graph/values/values_parameter_controller.cpp

@@ -0,0 +1,72 @@
+#include "values_parameter_controller.h"
+#include <assert.h>
+
+ValuesParameterController::ValuesParameterController(Responder * parentResponder) :
+  ViewController(parentResponder),
+  m_intervalStartCell(TableViewCell((char*)"X Debut")),
+  m_intervalEndCell(TableViewCell((char*)"X Fin")),
+  m_intervalStepCell(TableViewCell((char*)"Pas")),
+  m_listView(ListView(this,Metric::TopMargin, Metric::RightMargin,
+    Metric::BottomMargin, Metric::LeftMargin)),
+  m_activeCell(0)
+{
+}
+
+const char * ValuesParameterController::title() const {
+  return "Regler l'intervalle";
+}
+
+View * ValuesParameterController::view() {
+  return &m_listView;
+}
+
+void ValuesParameterController::didBecomeFirstResponder() {
+  setActiveCell(0);
+}
+
+void ValuesParameterController::setActiveCell(int index) {
+  if (index < 0 || index >= k_totalNumberOfCell) {
+    return;
+  }
+  TableViewCell * previousCell = (TableViewCell *)(m_listView.cellAtIndex(m_activeCell));
+  previousCell->setHighlighted(false);
+
+  m_activeCell = index;
+  m_listView.scrollToRow(index);
+  TableViewCell * cell = (TableViewCell *)(m_listView.cellAtIndex(index));
+  cell->setHighlighted(true);
+}
+
+bool ValuesParameterController::handleEvent(Ion::Events::Event event) {
+  switch (event) {
+    case Ion::Events::Event::DOWN_ARROW:
+      setActiveCell(m_activeCell+1);
+      return true;
+    case Ion::Events::Event::UP_ARROW:
+      setActiveCell(m_activeCell-1);
+      return true;
+    case Ion::Events::Event::ENTER:
+      return true;
+    default:
+      return false;
+  }
+}
+
+int ValuesParameterController::numberOfRows() {
+  return k_totalNumberOfCell;
+};
+
+View * ValuesParameterController::reusableCell(int index) {
+  assert(index >= 0);
+  assert(index < k_totalNumberOfCell);
+  View * cells[] = {&m_intervalStartCell, &m_intervalEndCell, &m_intervalStepCell};
+  return cells[index];
+}
+
+int ValuesParameterController::reusableCellCount() {
+  return k_totalNumberOfCell;
+}
+
+KDCoordinate ValuesParameterController::cellHeight() {
+  return 35;
+}

apps/graph/values/values_parameter_controller.h

@@ -0,0 +1,29 @@
+#ifndef GRAPH_VALUES_PARAM_CONTROLLER_H
+#define GRAPH_VALUES_PARAM_CONTROLLER_H
+
+#include <escher.h>
+
+class ValuesParameterController : public ViewController, public ListViewDataSource {
+public:
+  ValuesParameterController(Responder * parentResponder);
+
+  View * view() override;
+  const char * title() const override;
+  bool handleEvent(Ion::Events::Event event) override;
+  void didBecomeFirstResponder() override;
+
+  void setActiveCell(int index);
+  int numberOfRows() override;
+  KDCoordinate cellHeight() override;
+  View * reusableCell(int index) override;
+  int reusableCellCount() override;
+private:
+  constexpr static int k_totalNumberOfCell = 3;
+  TableViewCell m_intervalStartCell;
+  TableViewCell m_intervalEndCell;
+  TableViewCell m_intervalStepCell;
+  ListView m_listView;
+  int m_activeCell;
+};
+
+#endif