graphdisplay now with confirm and back

src/graphdisplay.h

@@ -9,6 +9,8 @@
 #include "widgets/label.h"
 #include "widgets/graph.h"
 #include "tftinstance.h"
+#include "confirminterface.h"
+#include "backinterface.h"
 
 namespace espgui {
 template<size_t COUNT>
@@ -41,7 +43,9 @@ public:
 template<size_t COUNT>
 class GraphDisplay :
     public DisplayWithTitle,
-    public virtual GraphAccessorInterface<COUNT>
+    public virtual GraphAccessorInterface<COUNT>,
+    public virtual ConfirmInterface,
+    public virtual BackInterface
 {
     using Base = DisplayWithTitle;
 
@@ -49,6 +53,8 @@ public:
     void initScreen() override;
     void redraw() override;
 
+    void buttonPressed(Button button) override;
+
 private:
     static constexpr int screenHeight = 320, topMargin = 40, bottomMargin = 10, labelOffset = -5;
     static constexpr int graphHeight = screenHeight-topMargin-bottomMargin;
@@ -71,4 +77,17 @@ void GraphDisplay<COUNT>::redraw()
 
     m_graph.redraw(static_cast<const GraphAccessorInterface<COUNT> &>(*this).getBuffers());
 }
+
+template<size_t COUNT>
+void GraphDisplay<COUNT>::buttonPressed(Button button)
+{
+    Base::buttonPressed(button);
+
+    switch (button)
+    {
+    case Button::Left: back(); break;
+    case Button::Right: confirm(); break;
+    default:;
+    }
+}
 }