forgot to make repo until now

1 files changed, 29 insertions, 0 deletions

diff --git a/game/menu.cpp b/game/menu.cpp
new file mode 100644
index 0000000..76913b5
--- /dev/null
+++ b/game/menu.cpp
@@ -0,0 +1,29 @@
+#include "menu.h"
+
+void Menu::close () {
+    active = false;
+}
+
+void Menu::open (vec2 res) {
+    active = true;
+    pos = vec2 { (float)res.x, (float)res.y };
+    float height = options.size() * 20;
+    size = vec2 { 120, height+10 };
+    pos *= 0.5f;
+    pos -= size/2;
+}
+
+int Menu::mouse_option (vec2 mouse) {
+    int i=0;
+    for (Option opt : options) {
+        vec2 off { 10, 10.0f + i*20 };
+        vec2 sizeopt { 100, 20 };
+        off += pos;
+        if (off.x < mouse.x && mouse.x < off.x+sizeopt.x 
+        && off.y < mouse.y && mouse.y < off.y+sizeopt.y ) {
+            return opt.id;
+        }
+        i++;
+    }
+    return -1;
+}
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