GLK: FROTZ: Add support for pair windows to have more than 2 children

This is primarily for the V6 games, which have up to 8 windows
on-screen at the same time in arbitray positions
ext

1 files changed, 25 insertions, 0 deletions

diff --git a/engines/glk/utils.h b/engines/glk/utils.h
index 3655f57c33..2532f270a5 100644
--- a/engines/glk/utils.h
+++ b/engines/glk/utils.h
@@ -23,13 +23,20 @@
 #ifndef GLK_UTILS_H
 #define GLK_UTILS_H
 
+#include "common/array.h"
 #include "common/rect.h"
 #include "glk/glk_types.h"
 
 namespace Glk {
 
+/**
+ * Two dimensional point
+ */
 typedef Common::Point Point;
 
+/**
+ * Contains a square box/rect area
+ */
 struct Rect : public Common::Rect {
 public:
 	static Rect fromXYWH(int x, int y, int w, int h) {
@@ -42,6 +49,24 @@ public:
 };
 
 /**
+ * Derived array class
+ */
+template<class T>class Array : public Common::Array<T> {
+public:
+	/**
+	 * Return the index in the array of a passed item
+	 */
+	int indexOf(T val) {
+		for (size_t idx = 0; idx < this->size(); ++idx) {
+			if ((*this).operator[](idx) == val)
+				return idx;
+		}
+
+		return -1;
+	}
+};
+
+/**
  * Converts a decimal or hexadecimal string into a number
  */
 int strToInt(const char *s);