ref: 4fc38593d2f686004bc4021f1106ff7c99aae9a0
parent: b4ef218dcae2827a176f57cbac7455a64c3170d4
author: Gabriel Ravier <gabravier@gmail.com>
date: Mon Sep 23 15:47:34 EDT 2019
More comments in ArmsItem Signed-off-by: Gabriel Ravier <gabravier@gmail.com>
--- a/src/ArmsItem.cpp
+++ b/src/ArmsItem.cpp
@@ -233,9 +233,9 @@
if (gKeyTrg & gKeyRight)
{if (gSelectedItem == item_num - 1)
- gSelectedItem = 6 * (gSelectedItem / 6);
+ gSelectedItem = 6 * (gSelectedItem / 6); // Round down to multiple of 6
else if (gSelectedItem % 6 == 5)
- gSelectedItem -= 5;
+ gSelectedItem -= 5; // Loop around row
else
++gSelectedItem;
@@ -245,7 +245,7 @@
if (gKeyTrg & gKeyUp)
{if (gSelectedItem / 6 == 0)
- gCampActive = FALSE;
+ gCampActive = FALSE; // We're on the first row, transition to weapons
else
gSelectedItem -= 6;
@@ -255,7 +255,7 @@
if (gKeyTrg & gKeyDown)
{if (gSelectedItem / 6 == (item_num - 1) / 6)
- gCampActive = FALSE;
+ gCampActive = FALSE; // We're on the last row, transition to weapons
else
gSelectedItem += 6;
@@ -263,7 +263,7 @@
}
if (gSelectedItem >= item_num)
- gSelectedItem = item_num - 1;
+ gSelectedItem = item_num - 1; // Don't allow selecting a non-existing item
if (gCampActive && gKeyTrg & gKeyOk)
StartTextScript(gItemData[gSelectedItem].code + 6000);