add screenshot and error window base functions

src/addresses.h

@@ -103,6 +103,7 @@
 #define RCT2_ADDRESS_CURSOR_OVER_WIDGETINDEX		0x009DE560
 
 #define RCT2_ADDRESS_SCREEN_FLAGS					0x009DEA68
+#define RCT2_ADDRESS_SCREENSHOT_COUNTDOWN			0x009DEA6D
 #define RCT2_ADDRESS_PLACE_OBJECT_MODIFIER			0x009DEA70
 #define RCT2_ADDRESS_ON_TUTORIAL					0x009DEA71
 

src/game.c

@@ -26,11 +26,15 @@
 #include "news_item.h"
 #include "osinterface.h"
 #include "peep.h"
+#include "screenshot.h"
+#include "strings.h"
 #include "widget.h"
 #include "window.h"
+#include "window_error.h"
 #include "window_tooltip.h"
 
 void game_handle_input();
+void game_handle_keyboard_input();
 
 /**
  * 
@@ -50,6 +54,8 @@ void game_update()
 
 	// 0x006E3AEC // screen_game_process_mouse_input();
 	// RCT2_CALLPROC_EBPSAFE(0x006E3AEC); // screen_game_process_keyboard_input();
+	screenshot_check();
+	game_handle_keyboard_input();
 
 	// do game logic
 	eax = RCT2_GLOBAL(0x009DE588, uint16) / 31;
@@ -119,7 +125,7 @@ void game_update()
 
 void game_logic_update()
 {
-	short _bx, _dx;
+	short stringId, _dx;
 
 	RCT2_GLOBAL(0x013628F4, sint32)++;
 	RCT2_GLOBAL(0x00F663AC, sint32)++;
@@ -151,15 +157,15 @@ void game_logic_update()
 	window_dispatch_update_all();
 
 	if (RCT2_GLOBAL(0x009AC31B, uint8) != 0) {
-		_bx = 3010;
+		stringId = STR_UNABLE_TO_LOAD_FILE;
 		_dx = RCT2_GLOBAL(0x009AC31C, uint16);
 		if (RCT2_GLOBAL(0x009AC31B, uint8) != 254) {
-			_bx = RCT2_GLOBAL(0x009AC31C, uint16);
+			stringId = RCT2_GLOBAL(0x009AC31C, uint16);
 			_dx = 0xFFFF;
 		}
 		RCT2_GLOBAL(0x009AC31B, uint8) = 0;
 
-		RCT2_CALLPROC_X(0x0066792F, 0, _bx, 0, _dx, 0, 0, 0);
+		window_error_open(stringId, _dx);
 	}
 }
 
@@ -753,4 +759,15 @@ static void input_leftmousedown(int x, int y, rct_window *w, int widgetIndex)
 		RCT2_CALLPROC_X(w->event_handlers[WE_MOUSE_DOWN], 0, 0, 0, widgetIndex, w, widget, 0);
 		break;
 	}
+}
+
+
+
+/**
+ * 
+ *  rct2: 0x006E3B43
+ */
+void game_handle_keyboard_input()
+{
+	RCT2_CALLPROC_EBPSAFE(0x006E3B43);
 }

src/screenshot.c

@@ -0,0 +1,60 @@
+/*****************************************************************************
+ * 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 "addresses.h"
+#include "rct2.h"
+#include "screenshot.h"
+#include "strings.h"
+#include "window_error.h"
+
+/**
+ * 
+ *  rct2: 0x006E3AEC
+ */
+void screenshot_check()
+{
+	int screenshotIndex;
+
+	if (RCT2_GLOBAL(RCT2_ADDRESS_SCREENSHOT_COUNTDOWN, uint8) != 0) {
+		RCT2_GLOBAL(RCT2_ADDRESS_SCREENSHOT_COUNTDOWN, uint8)--;
+		if (RCT2_GLOBAL(RCT2_ADDRESS_SCREENSHOT_COUNTDOWN, uint8) == 0) {
+			RCT2_CALLPROC_EBPSAFE(0x00684218);
+			screenshotIndex = screenshot_dump();
+			RCT2_GLOBAL(0x013CE952, uint16) = STR_SCR_BMP;
+			RCT2_GLOBAL(0x013CE952 + 2, uint16) = screenshotIndex;
+			RCT2_GLOBAL(0x009A8C29, uint8) |= 1;
+
+			window_error_open(screenshotIndex == -1 ? STR_SCREENSHOT_FAILED : STR_SCREENSHOT_SAVED_AS, -1);
+			RCT2_GLOBAL(0x009A8C29, uint8) &= ~1;
+			RCT2_CALLPROC_EBPSAFE(0x006843DC);
+		}
+	}
+}
+
+/**
+ * 
+ *  rct2: 0x00683D20
+ */
+int screenshot_dump()
+{
+	int eax, ebx, ecx, edx, esi, edi, ebp;
+	RCT2_CALLFUNC_X(0x00683D20, &eax, &ebx, &ecx, &edx, &esi, &edi, &ebp);
+	return eax & 0xFFFF;
+}

src/screenshot.h

@@ -0,0 +1,27 @@
+/*****************************************************************************
+ * 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/>.
+ *****************************************************************************/
+
+#ifndef _SCREENSHOT_H_
+#define _SCREENSHOT_H_
+
+void screenshot_check();
+int screenshot_dump();
+
+#endif

src/strings.h

@@ -144,6 +144,11 @@ enum {
 	STR_PAUSE_GAME_TIP = 833,
 	STR_DISC_AND_GAME_OPTIONS_TIP = 834,
 
+	STR_SCR_BMP = 890,
+	STR_SCREENSHOT = 891,
+	STR_SCREENSHOT_SAVED_AS = 892,
+	STR_SCREENSHOT_FAILED = 893,
+
 	STR_VIEW_OPTIONS_TIP = 937,
 	STR_ADJUST_LAND_TIP = 938,
 
@@ -352,6 +357,8 @@ enum {
 	STR_LICENCE_AGREEMENT_NOTICE_1 = 2969,
 	STR_LICENCE_AGREEMENT_NOTICE_2 = 2970,
 
+	STR_UNABLE_TO_LOAD_FILE = 3010,
+
 	STR_BEGINNER_PARKS = 3064,
 	STR_CHALLENGING_PARKS = STR_BEGINNER_PARKS + 1,
 	STR_EXPERT_PARKS = STR_BEGINNER_PARKS + 2,

src/window_error.c

@@ -0,0 +1,31 @@
+/*****************************************************************************
+ * 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 "addresses.h"
+#include "window_error.h"
+
+/**
+ * 
+ *  rct2: 0x0066792F
+ */
+void window_error_open(int stringId, int edx)
+{
+	RCT2_CALLPROC_X(0x0066792F, 0, stringId, 0, edx, 0, 0, 0);
+}

src/window_error.h

@@ -0,0 +1,26 @@
+/*****************************************************************************
+ * 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/>.
+ *****************************************************************************/
+
+#ifndef _WINDOW_ERROR_H_
+#define _WINDOW_ERROR_H_
+
+void window_error_open(int stringId, int edx);
+
+#endif

src/window_tooltip.c

@@ -1,22 +1,22 @@
 /*****************************************************************************
-* 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/>.
-*****************************************************************************/
+ * 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 <memory.h>
 #include "addresses.h"