[apps/regression] Create a class even odd double buffer text cell

Change-Id: I1e22de8ebe6110244184c4006cf459cf1ac4f6ec

apps/regression/Makefile

@@ -3,6 +3,7 @@ app_objs += $(addprefix apps/regression/,\
   banner_view.o\
   calculation_controller.o\
   data.o\
+  even_odd_double_buffer_text_cell.o\
   graph_controller.o\
   graph_view.o\
 )

apps/regression/even_odd_double_buffer_text_cell.cpp

@@ -0,0 +1,92 @@
+#include "even_odd_double_buffer_text_cell.h"
+#include <assert.h>
+
+EvenOddDoubleBufferTextCell::EvenOddDoubleBufferTextCell(Responder * parentResponder) :
+  EvenOddCell(),
+  Responder(parentResponder),
+  m_firstTextSelected(true),
+  m_firstBufferTextView(EvenOddBufferTextCell()),
+  m_secondBufferTextView(EvenOddBufferTextCell())
+{
+}
+
+bool EvenOddDoubleBufferTextCell::firstTextSelected() {
+  return m_firstTextSelected;
+}
+
+void EvenOddDoubleBufferTextCell::selectFirstText(bool selectFirstText) {
+  m_firstTextSelected = selectFirstText;
+  m_firstBufferTextView.setHighlighted(selectFirstText);
+  m_secondBufferTextView.setHighlighted(!selectFirstText);
+  reloadCell();
+}
+
+void EvenOddDoubleBufferTextCell::reloadCell() {
+  m_firstBufferTextView.reloadCell();
+  m_secondBufferTextView.reloadCell();
+}
+
+void EvenOddDoubleBufferTextCell::setHighlighted(bool highlight) {
+  m_firstBufferTextView.setHighlighted(false);
+  m_secondBufferTextView.setHighlighted(false);
+  TableViewCell::setHighlighted(highlight);
+  if (isHighlighted()) {
+    if (m_firstTextSelected) {
+      m_firstBufferTextView.setHighlighted(true);
+    } else {
+      m_secondBufferTextView.setHighlighted(false);
+    }
+  }
+  reloadCell();
+}
+
+void EvenOddDoubleBufferTextCell::setEven(bool even) {
+  m_firstBufferTextView.setEven(even);
+  m_secondBufferTextView.setEven(even);
+  reloadCell();
+}
+
+void EvenOddDoubleBufferTextCell::setFirstText(const char * textContent) {
+  m_firstBufferTextView.setText(textContent);
+}
+
+void EvenOddDoubleBufferTextCell::setSecondText(const char * textContent) {
+  m_secondBufferTextView.setText(textContent);
+}
+
+void EvenOddDoubleBufferTextCell::setTextColor(KDColor textColor) {
+  m_firstBufferTextView.setTextColor(textColor);
+  m_secondBufferTextView.setTextColor(textColor);
+}
+
+int EvenOddDoubleBufferTextCell::numberOfSubviews() const {
+  return 2;
+}
+
+View * EvenOddDoubleBufferTextCell::subviewAtIndex(int index) {
+  assert(index == 0 || index == 1);
+  if (index == 0) {
+    return &m_firstBufferTextView;
+  }
+  return &m_secondBufferTextView;
+}
+
+void EvenOddDoubleBufferTextCell::layoutSubviews() {
+  KDCoordinate width = bounds().width();
+  KDCoordinate height = bounds().height();
+  m_firstBufferTextView.setFrame(KDRect(0, 0, width/2, height));
+  m_secondBufferTextView.setFrame(KDRect(width/2, 0, width/2, height));
+}
+
+bool EvenOddDoubleBufferTextCell::handleEvent(Ion::Events::Event event) {
+  if (m_firstTextSelected && event == Ion::Events::Right) {
+    selectFirstText(false);
+    return true;
+  }
+  if (!m_firstTextSelected && event == Ion::Events::Left) {
+    selectFirstText(true);
+    return true;
+  }
+  return false;
+}
+

apps/regression/even_odd_double_buffer_text_cell.h

@@ -0,0 +1,27 @@
+#ifndef REGRESSION_EVEN_ODD_DOUBLE_BUFFER_TEXT_CELL_H
+#define REGRESSION_EVEN_ODD_DOUBLE_BUFFER_TEXT_CELL_H
+
+#include <escher.h>
+
+class EvenOddDoubleBufferTextCell : public EvenOddCell, public Responder{
+public:
+  EvenOddDoubleBufferTextCell(Responder * parentResponder = nullptr);
+  void reloadCell() override;
+  void setHighlighted(bool highlight) override;
+  void setEven(bool even) override;
+  bool firstTextSelected();
+  void selectFirstText(bool selectFirstText);
+  void setFirstText(const char * textContent);
+  void setSecondText(const char * textContent);
+  void setTextColor(KDColor textColor);
+  int numberOfSubviews() const override;
+  View * subviewAtIndex(int index) override;
+  void layoutSubviews() override;
+  bool handleEvent(Ion::Events::Event event) override;
+protected:
+  bool m_firstTextSelected;
+  EvenOddBufferTextCell m_firstBufferTextView;
+  EvenOddBufferTextCell m_secondBufferTextView;
+};
+
+#endif

escher/include/escher/even_odd_cell.h

@@ -6,7 +6,7 @@
 class EvenOddCell : public TableViewCell {
 public:
   EvenOddCell();
-  void setEven(bool even);
+  virtual void setEven(bool even);
   virtual KDColor backgroundColor() const;
   void drawRect(KDContext * ctx, KDRect rect) const override;
 

escher/include/escher/table_view_cell.h

@@ -6,7 +6,7 @@
 class TableViewCell : public View {
 public:
   TableViewCell();
-  void setHighlighted(bool highlight);
+  virtual void setHighlighted(bool highlight);
   bool isHighlighted() const;
   virtual void reloadCell();
 private:

escher/include/escher/text_menu_list_cell.h

@@ -9,7 +9,7 @@ public:
   TextMenuListCell(char * label = nullptr);
   void reloadCell() override;
   View * accessoryView() const override;
-  void setHighlighted(bool highlight);
+  void setHighlighted(bool highlight) override;
   void setAccessoryText(const char * textBody);
   const char * accessoryText();
   void setTextColor(KDColor color) override;