fixed: all ready for input-testing

src/display.h

@@ -1,35 +1,35 @@
-/*
- * CS 246 Final Project
- * File: display.h
- * Purpose: handles map functionality
- */
-
 #ifndef __DISPLAY_H__
 #define __DISPLAY_H__
-#include <iostream>
-#include <string>
+
 #include <vector>
 #include "position.h"
 #include "constants.h"
 #include "cursor.h"
 
-class display final {
-private:
-        std::vector<std::string> contents;
-        cursor &curse;
+class display {
+protected:
+        // use an array of ints to keep track of what's on the screen
+        // This will have a bit of buffer for the last line
+        //  just in case it overflows
+        std::vector<int> contents;
 public:
         display();
-        display(cursor &new_curse, int argc, char **argv);
 
-        void clear();
-        // use this instead of overloading for clarity
-        void print(std::ostream &out) const;
-        void print_line(const std::string &line, const int linenum);
+        virtual ~display() = default;
 
-        void render() const ;
+        // Only call this to refresh the entire output
+        virtual void render() = 0;
 
-        // will override any character that was there
-        void print_position(const position &pos, const char ch);
+        // Clears the contents buffer
+        virtual void clear() = 0;
+
+        virtual void print_char(const position &pos, const char ch,
+                                const int attr =
+                                        A_NORMAL | COLOR_PAIR(COLOR_WHITE)) = 0;
+        virtual void print_str(const position &pos, const std::string &str,
+                               const int attr =
+                                       A_NORMAL | COLOR_PAIR(COLOR_WHITE)) = 0;
+        // default arguments are to be set in the base class's declaration
 };
 
 #endif