Diff: Measure.cpp

Revision:

3:688b62ff6474

Child:

7:11675c1dce4f

--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/Measure.cpp	Sun Apr 26 16:29:53 2015 +0000
@@ -0,0 +1,63 @@
+#include "Measure.h"
+
+void Measure::display(void){
+    this->display_items();
+}
+
+void Measure::update(char c){
+    //select down
+    if(c == 's'){
+        if(selected == 2) return; //do nothing
+        printf("measure - going down");
+        selected = 2;
+        current_line = 7;
+    }
+    //select up
+    else if(c == 'w'){
+        if(selected == 1) return; //do nothing
+        selected = 1;
+        current_line = 6;
+    }
+    //go to next screen
+    else if(c == 'y'){
+        if(selected == 1)
+            this->setSelectedScreen(next);
+        else if(selected == 2)
+            this->setSelectedScreen(back);
+        else
+            return;
+    }
+    //display items
+    display_items();
+}
+
+void Measure::display_description(char * r){
+    st7565->drawstring(0, 2, description); //description
+    //result
+    if(hasResult)
+        st7565->drawstring(30, 5, r);
+}
+
+void Measure::display_items(void){
+    //clear screen
+    st7565->clear();
+    
+    //display result if it is a result screen
+    float r = 5;
+    char result[15];
+    if(hasResult){
+        //calculate result
+        sprintf(result, "%.2f Meters", r);
+    }
+    
+    //display description
+    display_description(result);
+    
+    //draw items
+    st7565->drawstring(LEFT_MARGIN * 2, SELECTION_LINE, nextName);
+    st7565->drawstring(LEFT_MARGIN * 2, SELECTION_LINE + 1, backName);
+    
+    //set first as selected
+    st7565->drawcircle(2, (current_line * 8) + 3, 2, 20);
+    st7565->display();
+}