implement window_map_tooltip

projects/openrct2.vcxproj

@@ -110,6 +110,7 @@
     <ClCompile Include="..\src\windows\land.c" />
     <ClCompile Include="..\src\windows\main.c" />
     <ClCompile Include="..\src\windows\map.c" />
+    <ClCompile Include="..\src\windows\map_tooltip.c" />
     <ClCompile Include="..\src\windows\music_credits.c" />
     <ClCompile Include="..\src\windows\news.c" />
     <ClCompile Include="..\src\windows\new_campaign.c" />

projects/openrct2.vcxproj.filters

@@ -380,7 +380,6 @@
     <ClCompile Include="..\lib\lodepng\lodepng.c" />
     <ClCompile Include="..\lib\lodepng\lodepng.c" />
     <ClCompile Include="..\lib\lodepng\lodepng.c" />
-    <ClCompile Include="..\lib\lodepng\lodepng.c" />
     <ClCompile Include="..\src\drawing\rain.c">
       <Filter>Source\Drawing</Filter>
     </ClCompile>
@@ -390,9 +389,6 @@
     <ClCompile Include="..\lib\lodepng\lodepng.c" />
     <ClCompile Include="..\lib\lodepng\lodepng.c" />
     <ClCompile Include="..\lib\lodepng\lodepng.c" />
-    <ClCompile Include="..\lib\libspeex\resample.c">
-      <Filter>Libraries\libspeex</Filter>
-    </ClCompile>
     <ClCompile Include="..\lib\lodepng\lodepng.c" />
     <ClCompile Include="..\lib\libspeex\resample.c">
       <Filter>Libraries\lodepng</Filter>
@@ -428,6 +424,10 @@
     <ClCompile Include="..\src\windows\text_input.c">
       <Filter>Source\Windows</Filter>
     </ClCompile>
+    <ClCompile Include="..\lib\libspeex\resample.c;..\lib\lodepng\lodepng.c" />
+    <ClCompile Include="..\src\windows\map_tooltip.c">
+      <Filter>Source\Windows</Filter>
+    </ClCompile>
   </ItemGroup>
   <ItemGroup>
     <ClInclude Include="..\src\management\award.h">

src/addresses.h

@@ -57,6 +57,8 @@
 #define RCT2_ADDRESS_LAND_TOOL_SIZE					0x009A9800
 #define RCT2_ADDRESS_SAVE_PROMPT_MODE				0x009A9802
 
+#define RCT2_ADDRESS_MAP_TOOLTIP_ARGS				0x009A9808
+
 // #define RCT2_ADDRESS_SCENARIO_LIST				0x009A9FF4
 // #define RCT2_ADDRESS_NUM_SCENARIOS				0x009AA008
 

src/game.c

@@ -185,8 +185,6 @@ void update_palette_effects()
 	}
 }
 
-
-
 void game_update()
 {
 	int i, numUpdates, tmp;
@@ -249,8 +247,7 @@ void game_update()
 	if (!tmp)
 		RCT2_GLOBAL(0x009AC861, uint16) |= (1 << 2);
 
-	RCT2_CALLPROC_EBPSAFE(0x006EE77A);
+	window_map_tooltip_update_visibility();
-
 	window_update_all();
 
 	RCT2_GLOBAL(0x01388698, uint16)++;

src/interface/window.h

@@ -381,6 +381,7 @@ enum {
 	WC_MAP = 38,
 	WC_TITLE_LOGO = 39,
 	WC_BANNER = 40,
+	WC_MAP_TOOLTIP = 41,
 	WC_EDITOR_OBJECT_SELECTION = 42,
 	WC_EDITOR_INVENTION_LIST = 43,
 	WC_EDITOR_SCENARIO_OPTIONS = 45,
@@ -521,6 +522,8 @@ void window_align_tabs( rct_window *w, uint8 start_tab_id, uint8 end_tab_id );
 void window_new_ride_init_vars();
 void window_new_ride_focus(ride_list_item rideItem);
 
+void window_map_tooltip_update_visibility();
+
 void window_staff_list_init_vars();
 
 void window_event_helper(rct_window* w, short widgetIndex, WINDOW_EVENTS event);

src/title.c

@@ -276,8 +276,7 @@ void title_update()
 	if (!tmp)
 		RCT2_GLOBAL(0x009AC861, uint16) |= 0x04;
 
-	RCT2_CALLPROC_EBPSAFE(0x006EE77A);
+	window_map_tooltip_update_visibility();
-
 	window_update_all();
 	DrawOpenRCT2(0, RCT2_GLOBAL(RCT2_ADDRESS_SCREEN_HEIGHT, uint16) - 20);
 

src/windows/map_tooltip.c

@@ -0,0 +1,160 @@
+/*****************************************************************************
+ * Copyright (c) 2014 Ted John
+ * OpenRCT2, an open source clone of Roller Coaster Tycoon 2.
+ *
+ * This file is part of OpenRCT2.
+ *
+ * OpenRCT2 is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ 
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ 
+ * You should have received a copy of the GNU General Public License
+ * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ *****************************************************************************/
+
+#include <string.h>
+#include "../addresses.h"
+#include "../localisation/localisation.h"
+#include "../input.h"
+#include "../interface/widget.h"
+#include "../interface/window.h"
+
+static rct_widget window_map_tooltip_widgets[] = {
+	{ WWT_IMGBTN, 0, 0, 199, 0, 29, 0x0FFFFFFFF, STR_NONE },
+	{ WIDGETS_END }
+};
+
+static void window_map_tooltip_emptysub() { }
+static void window_map_tooltip_update(rct_window *w);
+static void window_map_tooltip_paint();
+
+static void* window_map_tooltip_events[] = {
+	window_map_tooltip_emptysub,
+	window_map_tooltip_emptysub,
+	window_map_tooltip_emptysub,
+	window_map_tooltip_emptysub,
+	window_map_tooltip_emptysub,
+	window_map_tooltip_emptysub,
+	window_map_tooltip_update,
+	window_map_tooltip_emptysub,
+	window_map_tooltip_emptysub,
+	window_map_tooltip_emptysub,
+	window_map_tooltip_emptysub,
+	window_map_tooltip_emptysub,
+	window_map_tooltip_emptysub,
+	window_map_tooltip_emptysub,
+	window_map_tooltip_emptysub,
+	window_map_tooltip_emptysub,
+	window_map_tooltip_emptysub,
+	window_map_tooltip_emptysub,
+	window_map_tooltip_emptysub,
+	window_map_tooltip_emptysub,
+	window_map_tooltip_emptysub,
+	window_map_tooltip_emptysub,
+	window_map_tooltip_emptysub,
+	window_map_tooltip_emptysub,
+	window_map_tooltip_emptysub,
+	window_map_tooltip_emptysub,
+	window_map_tooltip_paint,
+	window_map_tooltip_emptysub
+};
+
+#define MAP_TOOLTIP_ARGS 
+
+static int _lastCursorX;
+static int _lastCursorY;
+static int _cursorHoldDuration;
+
+static void window_map_tooltip_open();
+
+/**
+ *
+ *  rct2: 0x006EE77A
+ */
+void window_map_tooltip_update_visibility()
+{
+	int cursorX, cursorY, inputFlags;
+
+	cursorX = RCT2_GLOBAL(0x0142406C, sint32);
+	cursorY = RCT2_GLOBAL(0x01424070, sint32);
+	inputFlags = RCT2_GLOBAL(RCT2_ADDRESS_INPUT_FLAGS, uint8);
+
+	// Check for cursor movement
+	_cursorHoldDuration++;
+	if (abs(cursorX - _lastCursorX) > 5 || abs(cursorY - _lastCursorY) > 5 || (inputFlags & INPUT_FLAG_5))
+		_cursorHoldDuration = 0;
+
+	_lastCursorX = cursorX;
+	_lastCursorY = cursorY;
+
+	// Show or hide tooltip
+	if (
+		_cursorHoldDuration < 25 ||
+		RCT2_GLOBAL(RCT2_ADDRESS_MAP_TOOLTIP_ARGS, sint16) == -1 ||
+		(RCT2_GLOBAL(RCT2_ADDRESS_PLACE_OBJECT_MODIFIER, uint8) & 3) ||
+		window_find_by_class(WC_ERROR) != NULL
+	) {
+		window_close_by_class(WC_MAP_TOOLTIP);
+	} else {
+		window_map_tooltip_open();
+	}
+}
+
+/**
+ * 
+ *  rct2: 0x006A7C43
+ */
+static void window_map_tooltip_open()
+{
+	rct_window* w;
+	int x, y, width, height;
+
+	width = 200;
+	height = 44;
+	x = RCT2_GLOBAL(0x0142406C, sint32) - (width / 2);
+	y = RCT2_GLOBAL(0x01424070, sint32) + 15;
+
+	w = window_find_by_class(WC_MAP_TOOLTIP);
+	if (w == NULL) {
+		w = window_create(x, y, width, height, (uint32*)0x009A43D4, WC_MAP_TOOLTIP, WF_STICK_TO_FRONT | WF_TRANSPARENT | WF_5);
+		w->widgets = (rct_widget*)0x009DEEFC;
+	} else {
+		window_invalidate(w);
+		w->x = x;
+		w->y = y;
+		w->width = width;
+		w->height = height;
+	}
+}
+
+/**
+ * 
+ *  rct2: 0x006EE8CE
+ */
+static void window_map_tooltip_update(rct_window *w)
+{
+	window_invalidate(w);
+}
+
+/**
+ * 
+ *  rct2: 0x006EE894
+ */
+static void window_map_tooltip_paint()
+{
+	rct_window *w;
+	rct_drawpixelinfo *dpi;
+
+	window_paint_get_registers(w, dpi);
+
+	if (RCT2_GLOBAL(RCT2_ADDRESS_MAP_TOOLTIP_ARGS, rct_string_id) == (rct_string_id)STR_NONE)
+		return;
+
+	gfx_draw_string_centred_wrapped(dpi, (void*)0x009A9808, w->x + (w->width / 2), w->y + (w->height / 2), w->width, 1162, 0);
+}