fixed output not found

src/output.h

@@ -0,0 +1,35 @@
+#ifndef __DISPLAY_H__
+#define __DISPLAY_H__
+
+#include <ncurses.h>
+#include <vector>
+#include "position.h"
+#include "cursor.h"
+
+class output {
+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:
+        output();
+
+        virtual ~output() = default;
+
+        // Only call this to refresh the entire output
+        virtual void render() = 0;
+
+        // Clears the contents buffer
+        virtual void clear();
+
+        virtual void print_char(const position &pos, const char ch,
+                                const int attrs =
+                                        A_NORMAL | COLOR_PAIR(COLOR_WHITE)) = 0;
+        virtual void print_str(const position &pos, const std::string &str,
+                               const int attrs =
+                                       A_NORMAL | COLOR_PAIR(COLOR_WHITE)) = 0;
+        // default arguments are to be set in the base class's declaration
+};
+
+#endif