Diff: display.cpp

Revision:

3:c3231b95aff0

Parent:

2:a6f341df1ef1

--- a/display.cpp	Thu Apr 03 20:24:36 2014 +0000
+++ b/display.cpp	Thu Apr 03 20:42:39 2014 +0000
@@ -1,7 +1,9 @@
 #include "st7735.h"
 #include "display.h"
 #include "mbed.h"
-
+/**
+*See display.h for instructions for functions.
+*/
 display::display(ST7735_LCD *disp)
 {
     lcd = disp;
@@ -44,17 +46,17 @@
 
 void display::displayStr(char *newStrength)
 {
-    lcd->SetForeground(COLOR_BLACK);
-    lcd->Print("Strength: ", LEFT, 25);
+    lcd->SetForeground(COLOR_BLACK);//Set to black to overwrite old text.
+    lcd->Print("Strength: ", LEFT, 25);//Overwrite old text.
     lcd->Print(strength, CENTER, 25);
-    strength = newStrength;
-    lcd->SetForeground(COLOR_WHITE);
-    lcd->Print("Strength: ", LEFT, 25);
+    strength = newStrength;//Store new text for overwriting later.
+    lcd->SetForeground(COLOR_WHITE);//Set to white for printing.
+    lcd->Print("Strength: ", LEFT, 25);//Print.
     lcd->Print(strength, CENTER, 25);
     
 }
 
-void display::displayDist(char *newDist)
+void display::displayDist(char *newDist)//Works identically to above.
 {
     lcd->SetForeground(COLOR_BLACK);
     lcd->Print("Dist: ", LEFT, 75);