Switch to C++

ui/BUILD

@@ -1,6 +1,6 @@
 cc_library(
     name="ui",
-    srcs = ["base.c"],
+    srcs = ["base.cc"],
     hdrs = ["base.h"],
     deps = ["@system_include//:curses"],
     visibility = ["//visibility:public"],

ui/base.c

@@ -1,17 +0,0 @@
-#include "base.h"
-
-#include <curses.h>
-#include <string.h>
-
-void draw_text(int *x, int *y, char *text) {
-  size_t len = strlen(text);
-  if (!len) return;
-
-  mvaddch(*x, *y, text[0]);
-
-  for (size_t i=1; i < strlen(text); i++) {
-    addch(text[i]);
-  }
-
-  getyx(stdscr, *y, *x);
-}

ui/base.cc

@@ -0,0 +1,23 @@
+#include "base.h"
+
+#include <curses.h>
+#include <string.h>
+
+#include <string>
+
+namespace ui {
+  void draw_text(const std::string text, int *x, int *y) {
+    if (!text.length()) return;
+
+    auto iter = text.begin();
+
+    mvaddch(*y, *x, *iter);
+    ++iter;
+
+    for (; iter != text.end(); ++iter) {
+      addch(*iter);
+    }
+
+    getyx(stdscr, *y, *x);
+  }
+}

ui/base.h

@@ -1,10 +1,14 @@
 #ifndef UI_BASE_H_
 #define UI_BASE_H_
 
-/**
- * Prints the string text starting at position *x, *y. x and y are updated to
- * the position after the last character
- */
-void draw_text(int *x, int *y, char *text);
+#include <string>
 
+namespace ui {
+  /**
+   * Prints the string text starting at position *x, *y. x and y are updated to
+   * the position after the last character
+   */
+  void draw_text(const std::string text, int *x, int *y);
+
+} // namespace ui
 #endif // UI_BASE_H_