Add Fl_Int_Vector: "an STL-ish vector without templates"

Code copied from Fl_Table and reformatted.

Thanks to Greg for the original code.

1 files changed, 43 insertions, 0 deletions

diff --git a/src/Fl_Int_Vector.cxx b/src/Fl_Int_Vector.cxx
new file mode 100644
index 000000000..361dd2634
--- /dev/null
+++ b/src/Fl_Int_Vector.cxx
@@ -0,0 +1,43 @@
+//
+// An STL-ish vector without templates for the Fast Light Tool Kit (FLTK).
+//
+// Copyright 2002 by Greg Ercolano.
+// Copyright 2022 by Bill Spitzak and others.
+//
+// This library is free software. Distribution and use rights are outlined in
+// the file "COPYING" which should have been included with this file.  If this
+// file is missing or damaged, see the license at:
+//
+//     https://www.fltk.org/COPYING.php
+//
+// Please see the following page on how to report bugs and issues:
+//
+//     https://www.fltk.org/bugs.php
+//
+
+#include <FL/Fl_Int_Vector.H>
+#include <stdlib.h>
+
+void Fl_Int_Vector::copy(int *newarr, unsigned int newsize) {
+  size(newsize);
+  memcpy(arr_, newarr, newsize * sizeof(int));
+}
+
+Fl_Int_Vector::~Fl_Int_Vector() {
+  if (arr_)
+    free(arr_);
+}
+
+void Fl_Int_Vector::size(unsigned int count) {
+  if (count <= 0) {
+    if (arr_)
+      free(arr_);
+    arr_ = 0;
+    size_ = 0;
+    return;
+  }
+  if (count > size_) {
+    arr_ = (int *)realloc(arr_, count * sizeof(int));
+    size_ = count;
+  }
+}