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-rw-r--r--src/cheat_gui.cpp41
-rw-r--r--src/cheat_type.h2
2 files changed, 41 insertions, 2 deletions
diff --git a/src/cheat_gui.cpp b/src/cheat_gui.cpp
index b2006053a..5cc5083f1 100644
--- a/src/cheat_gui.cpp
+++ b/src/cheat_gui.cpp
@@ -25,6 +25,10 @@
#include "settings_gui.h"
#include "company_gui.h"
#include "linkgraph/linkgraphschedule.h"
+#include "map_func.h"
+#include "tile_map.h"
+#include "newgrf.h"
+#include "error.h"
#include "widgets/cheat_widget.h"
@@ -114,6 +118,32 @@ static int32 ClickChangeDateCheat(int32 p1, int32 p2)
return _cur_year;
}
+/**
+ * Allow (or disallow) a change of the maximum allowed heightlevel.
+ * @param p1 new value
+ * @param p2 unused
+ * @return New value (or unchanged old value) of the maximum
+ * allowed heightlevel value.
+ */
+static int32 ClickChangeMaxHlCheat(int32 p1, int32 p2) {
+ p1 = Clamp(p1, MIN_MAX_HEIGHTLEVEL, MAX_MAX_HEIGHTLEVEL);
+
+ /* Check if at least one mountain on the map is higher than the new value.
+ * If yes, disallow the change. */
+ for (TileIndex t = 0; t < MapSize(); t++) {
+ if ((int32)TileHeight(t) > p1) {
+ ShowErrorMessage(STR_CONFIG_SETTING_TOO_HIGH_MOUNTAIN, INVALID_STRING_ID, WL_ERROR);
+ /* Return old, unchanged value */
+ return _settings_game.construction.max_heightlevel;
+ }
+ }
+
+ /* Execute the change and reload GRF Data */
+ _settings_game.construction.max_heightlevel = p1;
+ ReloadNewGRFData();
+ return _settings_game.construction.max_heightlevel;
+}
+
/** Available cheats. */
enum CheatNumbers {
CHT_MONEY, ///< Change amount of money.
@@ -122,6 +152,7 @@ enum CheatNumbers {
CHT_CROSSINGTUNNELS, ///< Allow tunnels to cross each other.
CHT_NO_JETCRASH, ///< Disable jet-airplane crashes.
CHT_SETUP_PROD, ///< Allow manually editing of industry production.
+ CHT_EDIT_MAX_HL, ///< Edit maximum allowed heightlevel
CHT_CHANGE_DATE, ///< Do time traveling.
CHT_NUM_CHEATS, ///< Number of cheats.
@@ -154,6 +185,7 @@ static const CheatEntry _cheats_ui[] = {
{SLE_BOOL, STR_CHEAT_CROSSINGTUNNELS, &_cheats.crossing_tunnels.value, &_cheats.crossing_tunnels.been_used, NULL },
{SLE_BOOL, STR_CHEAT_NO_JETCRASH, &_cheats.no_jetcrash.value, &_cheats.no_jetcrash.been_used, NULL },
{SLE_BOOL, STR_CHEAT_SETUP_PROD, &_cheats.setup_prod.value, &_cheats.setup_prod.been_used, &ClickSetProdCheat },
+ {SLE_UINT8, STR_CHEAT_EDIT_MAX_HL, &_settings_game.construction.max_heightlevel, &_cheats.edit_max_hl.been_used, &ClickChangeMaxHlCheat },
{SLE_INT32, STR_CHEAT_CHANGE_DATE, &_cur_year, &_cheats.change_date.been_used, &ClickChangeDateCheat },
};
@@ -174,6 +206,7 @@ static const NWidgetPart _nested_cheat_widgets[] = {
struct CheatWindow : Window {
int clicked;
int header_height;
+ int clicked_widget;
CheatWindow(WindowDesc *desc) : Window(desc)
{
@@ -298,9 +331,15 @@ struct CheatWindow : Window {
if (btn == CHT_CHANGE_DATE && x >= 20 + SETTING_BUTTON_WIDTH) {
/* Click at the date text directly. */
+ clicked_widget = CHT_CHANGE_DATE;
SetDParam(0, value);
ShowQueryString(STR_JUST_INT, STR_CHEAT_CHANGE_DATE_QUERY_CAPT, 8, this, CS_NUMERAL, QSF_ACCEPT_UNCHANGED);
return;
+ } else if (btn == CHT_EDIT_MAX_HL && x >= 20 + SETTING_BUTTON_WIDTH) {
+ clicked_widget = CHT_EDIT_MAX_HL;
+ SetDParam(0, value);
+ ShowQueryString(STR_JUST_INT, STR_CHEAT_EDIT_MAX_HL_QUERY_CAPT, 8, this, CS_NUMERAL, QSF_ACCEPT_UNCHANGED);
+ return;
}
/* Not clicking a button? */
@@ -341,7 +380,7 @@ struct CheatWindow : Window {
/* Was 'cancel' pressed or nothing entered? */
if (str == NULL || StrEmpty(str)) return;
- const CheatEntry *ce = &_cheats_ui[CHT_CHANGE_DATE];
+ const CheatEntry *ce = &_cheats_ui[clicked_widget];
int oldvalue = (int32)ReadValue(ce->variable, ce->type);
int value = atoi(str);
*ce->been_used = true;
diff --git a/src/cheat_type.h b/src/cheat_type.h
index 845574772..a75acf35e 100644
--- a/src/cheat_type.h
+++ b/src/cheat_type.h
@@ -36,7 +36,7 @@ struct Cheats {
Cheat change_date; ///< changes date ingame
Cheat setup_prod; ///< setup raw-material production in game
Cheat dummy3; ///< empty cheat (enable running el-engines on normal rail)
- Cheat edit_max_hl; ///< edit the maximum heightlevel
+ Cheat edit_max_hl; ///< edit the maximum heightlevel; this is a cheat because of the fact that it needs to reset NewGRF game state and doing so as a simple configuration breaks the expectation of many
};
extern Cheats _cheats;