From 2686901d84c335f9a761c26e005faa230e5102bc Mon Sep 17 00:00:00 2001
From: smatz <smatz@openttd.org>
Date: Sun, 18 Nov 2007 23:13:53 +0000
Subject: (svn r11471) -Codechange: one more variable retyped to enum
 ViewportHighlightMode

---
 src/depot_gui.cpp | 2 +-
 src/viewport.cpp  | 8 ++++++--
 src/viewport.h    | 4 ++--
 src/window.cpp    | 4 ++--
 4 files changed, 11 insertions(+), 7 deletions(-)

diff --git a/src/depot_gui.cpp b/src/depot_gui.cpp
index 1598186a9..d0329597d 100644
--- a/src/depot_gui.cpp
+++ b/src/depot_gui.cpp
@@ -414,7 +414,7 @@ static void DepotClick(Window *w, int x, int y)
 	int mode = GetVehicleFromDepotWndPt(w, x, y, &v, &gdvp);
 
 	/* share / copy orders */
-	if (_thd.place_mode && mode <= 0) {
+	if (_thd.place_mode != VHM_NONE && mode <= 0) {
 		_place_clicked_vehicle = (WP(w, depot_d).type == VEH_TRAIN ? gdvp.head : v);
 		return;
 	}
diff --git a/src/viewport.cpp b/src/viewport.cpp
index c1b05288c..289ba3532 100644
--- a/src/viewport.cpp
+++ b/src/viewport.cpp
@@ -2270,6 +2270,10 @@ void UpdateTileSelection()
 					break;
 				case VHM_RAIL:
 					_thd.new_drawstyle = GetAutorailHT(pt.x, pt.y); // draw one highlighted tile
+					break;
+				default:
+					NOT_REACHED();
+					break;
 			}
 			_thd.new_pos.x = x1 & ~0xF;
 			_thd.new_pos.y = y1 & ~0xF;
@@ -2826,8 +2830,8 @@ void SetObjectToPlace(CursorID icon, SpriteID pal, ViewportHighlightMode mode, W
 	Window *w;
 
 	/* undo clicking on button */
-	if (_thd.place_mode != 0) {
-		_thd.place_mode = 0;
+	if (_thd.place_mode != VHM_NONE) {
+		_thd.place_mode = VHM_NONE;
 		w = FindWindowById(_thd.window_class, _thd.window_number);
 		if (w != NULL) CallWindowEventNP(w, WE_ABORT_PLACE_OBJ);
 	}
diff --git a/src/viewport.h b/src/viewport.h
index e436edae3..b1bba7d4d 100644
--- a/src/viewport.h
+++ b/src/viewport.h
@@ -86,7 +86,7 @@ enum ViewportPlaceMethod {
 	VPM_SIGNALDIRS      = 6, ///< similiar to VMP_RAILDIRS, but with different cursor
 };
 
-/* viewport highlight mode (for highlighting tiles below cursor) */
+/** Viewport highlight mode (for highlighting tiles below cursor) */
 enum ViewportHighlightMode {
 	VHM_NONE    = 0, ///< default
 	VHM_RECT    = 1, ///< rectangle (stations, depots, ...)
@@ -143,7 +143,7 @@ struct TileHighlightData {
 	byte new_drawstyle;  // only used in UpdateTileSelection() to as a buffer to compare if there was a change between old and new
 	byte next_drawstyle; // queued, but not yet drawn style
 
-	byte place_mode;
+	ViewportHighlightMode place_mode;
 	bool make_square_red;
 	WindowClass window_class;
 	WindowNumber window_number;
diff --git a/src/window.cpp b/src/window.cpp
index f64446c69..69e79e844 100644
--- a/src/window.cpp
+++ b/src/window.cpp
@@ -1772,7 +1772,7 @@ void MouseLoop(MouseClick click, int mousewheel)
 			case MC_DOUBLE_LEFT:
 			case MC_LEFT:
 				DEBUG(misc, 2, "Cursor: 0x%X (%d)", _cursor.sprite, _cursor.sprite);
-				if (_thd.place_mode != 0 &&
+				if (_thd.place_mode != VHM_NONE &&
 						/* query button and place sign button work in pause mode */
 						_cursor.sprite != SPR_CURSOR_QUERY &&
 						_cursor.sprite != SPR_CURSOR_SIGN &&
@@ -1781,7 +1781,7 @@ void MouseLoop(MouseClick click, int mousewheel)
 					return;
 				}
 
-				if (_thd.place_mode == 0) {
+				if (_thd.place_mode == VHM_NONE) {
 					HandleViewportClicked(vp, x, y);
 				} else {
 					PlaceObject();
-- 
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