From e89cff2512f57b90c2f2a17c93bb838b1c424605 Mon Sep 17 00:00:00 2001
From: Broxzier <hielke.morsink@gmail.com>
Date: Sun, 9 Oct 2016 15:14:56 +0200
Subject: [PATCH] Resolves left-shift warning for signed variables

---
 src/windows/tile_inspector.c | 27 +++++++++++++++------------
 1 file changed, 15 insertions(+), 12 deletions(-)

diff --git a/src/windows/tile_inspector.c b/src/windows/tile_inspector.c
index e164f19f6026..59e7f225c3d3 100644
--- a/src/windows/tile_inspector.c
+++ b/src/windows/tile_inspector.c
@@ -447,8 +447,9 @@ static struct {
 };
 
 static sint16 windowTileInspectorHighlightedIndex = -1;
-static int windowTileInspectorTileX = -1;
-static int windowTileInspectorTileY = -1;
+static unsigned int windowTileInspectorTileX;
+static unsigned int windowTileInspectorTileY;
+static bool windowTileInspectorTileSelected = false;
 static int windowTileInspectorElementCount = 0;
 static bool windowTileInspectorApplyToAll = false;
 
@@ -563,8 +564,7 @@ void window_tile_inspector_open() {
 	window->max_height = MAX_WH;
 	window->selected_list_item = -1;
 
-	windowTileInspectorTileX = -1;
-	windowTileInspectorTileY = -1;
+	windowTileInspectorTileSelected = false;
 
 	tool_set(window, WIDX_BACKGROUND, 12);
 	window_tile_inspector_auto_set_buttons(window);
@@ -1403,6 +1403,7 @@ static void window_tile_inspector_tool_down(rct_window* w, int widgetIndex, int
 		return;
 	}
 
+	windowTileInspectorTileSelected = true;
 	windowTileInspectorTileX = mapX >> 5;
 	windowTileInspectorTileY = mapY >> 5;
 
@@ -1424,14 +1425,13 @@ static void window_tile_inspector_set_page(rct_window *w, const int page) {
 
 static void window_tile_inspector_auto_set_buttons(rct_window *w) {
 	// X and Y spinners
-	bool tileIsSelected = (windowTileInspectorTileX != -1) && (windowTileInspectorTileY != -1);
-	widget_set_enabled(w, WIDX_SPINNER_X_INCREASE, (tileIsSelected && (windowTileInspectorTileX < 255)));
-	widget_set_enabled(w, WIDX_SPINNER_X_DECREASE, (tileIsSelected && (windowTileInspectorTileX > 0)));
-	widget_set_enabled(w, WIDX_SPINNER_Y_INCREASE, (tileIsSelected && (windowTileInspectorTileY < 255)));
-	widget_set_enabled(w, WIDX_SPINNER_Y_DECREASE, (tileIsSelected && (windowTileInspectorTileY > 0)));
+	widget_set_enabled(w, WIDX_SPINNER_X_INCREASE, (windowTileInspectorTileSelected && (windowTileInspectorTileX < 255)));
+	widget_set_enabled(w, WIDX_SPINNER_X_DECREASE, (windowTileInspectorTileSelected && (windowTileInspectorTileX > 0)));
+	widget_set_enabled(w, WIDX_SPINNER_Y_INCREASE, (windowTileInspectorTileSelected && (windowTileInspectorTileY < 255)));
+	widget_set_enabled(w, WIDX_SPINNER_Y_DECREASE, (windowTileInspectorTileSelected && (windowTileInspectorTileY > 0)));
 
 	// Sort buttons
-	widget_set_enabled(w, WIDX_BUTTON_SORT, (tileIsSelected && windowTileInspectorElementCount > 1));
+	widget_set_enabled(w, WIDX_BUTTON_SORT, (windowTileInspectorTileSelected && windowTileInspectorElementCount > 1));
 
 	// Move Up button
 	widget_set_enabled(w, WIDX_BUTTON_MOVE_UP, (w->selected_list_item > 0));
@@ -1726,10 +1726,13 @@ static void window_tile_inspector_paint(rct_window *w, rct_drawpixelinfo *dpi) {
 	// Draw coordinates
 	gfx_draw_string(dpi, "X:", 12, w->x + 6, w->y + 24);
 	gfx_draw_string(dpi, "Y:", 12, w->x + 64, w->y + 24);
-	if (windowTileInspectorTileX != -1 && windowTileInspectorTileY != -1) {
+	if (windowTileInspectorTileSelected) {
 		gfx_draw_string_right(dpi, STR_FORMAT_INTEGER, &windowTileInspectorTileX, 12, w->x + 48, w->y + 24);
 		gfx_draw_string_right(dpi, STR_FORMAT_INTEGER, &windowTileInspectorTileY, 12, w->x + 105, w->y + 24);
 	}
+	else {
+		// TODO: Draw -- or something similar
+	}
 
 	if (w->selected_list_item != -1) {
 		// X and Y of first element in detail box
@@ -2045,7 +2048,7 @@ static void window_tile_inspector_scrollpaint(rct_window *w, rct_drawpixelinfo *
 	int i = 0;
 	char buffer[256];
 
-	if (windowTileInspectorTileX == -1)
+	if (!windowTileInspectorTileSelected)
 		return;
 
 	rct_map_element *mapElement = map_get_first_element_at(windowTileInspectorTileX, windowTileInspectorTileY);