OpenRCT2/src/window.h

/*****************************************************************************
 * 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_H_
#define _WINDOW_H_

#include "rct2.h"

struct rct_window;
union rct_window_event;

typedef void wndproc(struct rct_window*, union rct_window_event*);

/**
 * Widget structure
 * size: 0x10
 */
typedef struct {
	uint8 type;						// 0x00
	uint8 colour;					// 0x01
	sint16 left;					// 0x02
	sint16 right;					// 0x04
	sint16 top;						// 0x06
	sint16 bottom;					// 0x08
	uint32 image;					// 0x0A
	uint16 tooltip;					// 0x0E
} rct_widget;

typedef sint8 rct_windowclass;
typedef sint16 rct_windownumber;

typedef struct {
	rct_windowclass classification;
	rct_windownumber number;
} window_identifier;

typedef struct {
	window_identifier window;
	int widget_index;
} widget_identifier;

/**
 * Viewport structure
 * size: 0x14
 */
typedef struct {
	sint16 width;					// 0x00
	sint16 height;					// 0x02
	sint16 x;						// 0x04
	sint16 y;						// 0x06
	sint16 view_x;					// 0x08
	sint16 view_y;					// 0x0A
	sint16 view_width;				// 0x0C
	sint16 view_height;				// 0x0E
	uint8 zoom;						// 0x10
	uint8 var_11;
	uint16 flags;					// 0x12
} rct_viewport;

enum {
	HSCROLLBAR_VISIBLE = (1 << 0),
	HSCROLLBAR_LEFT_PRESSED = (1 << 1),
	HSCROLLBAR_THUMB_PRESSED = (1 << 2),
	HSCROLLBAR_RIGHT_PRESSED = (1 << 3),
	VSCROLLBAR_VISIBLE = (1 << 4),
	VSCROLLBAR_UP_PRESSED = (1 << 5),
	VSCROLLBAR_THUMB_PRESSED = (1 << 6),
	VSCROLLBAR_DOWN_PRESSED = (1 << 7),
};

#define SCROLLBAR_SIZE			16

enum {
	SCROLL_PART_NONE = -1,
	SCROLL_PART_VIEW = 0,
	SCROLL_PART_HSCROLLBAR_LEFT = 1,
	SCROLL_PART_HSCROLLBAR_RIGHT = 2,
	SCROLL_PART_HSCROLLBAR_LEFT_TROUGH = 3,
	SCROLL_PART_HSCROLLBAR_RIGHT_TROUGH = 4,
	SCROLL_PART_HSCROLLBAR_THUMB = 5,
	SCROLL_PART_VSCROLLBAR_TOP = 6,
	SCROLL_PART_VSCROLLBAR_BOTTOM = 7,
	SCROLL_PART_VSCROLLBAR_TOP_TROUGH = 8,
	SCROLL_PART_VSCROLLBAR_BOTTOM_TROUGH = 9,
	SCROLL_PART_VSCROLLBAR_THUMB = 10,
};

typedef struct {
	uint16 flags;				// 0x00
	sint16 h_left;				// 0x02
	sint16 h_right;				// 0x04
	sint16 h_thumb_left;		// 0x06
	sint16 h_thumb_right;		// 0x08
	sint16 v_top;				// 0x0A
	sint16 v_bottom;			// 0x0C
	sint16 v_thumb_top;			// 0x0E
	sint16 v_thumb_bottom;		// 0x10
} rct_scroll;

/**
 * Window structure
 * size: 0x4C0
 */
typedef struct rct_window {
	uint32* event_handlers;		// 0x000
	rct_viewport* viewport;		// 0x004
	uint64 enabled_widgets;		// 0x008
	uint64 disabled_widgets;	// 0x010
	uint64 pressed_widgets;		// 0x018
	uint64 var_020;
	rct_widget* widgets;		// 0x028
	sint16 x;					// 0x02C
	sint16 y;					// 0x02E
	sint16 width;				// 0x030
	sint16 height;				// 0x032
	sint16 min_width;			// 0x034
	sint16 max_width;			// 0x036
	sint16 min_height;			// 0x038
	sint16 max_height;			// 0x03A
	rct_windownumber number;	// 0x03C
	uint16 flags;
	rct_scroll scrolls[3];		// 0x040
	uint8 pad_076[0x40A];
	sint16 var_480;
	sint16 var_482;
	sint16 var_484;
	sint16 var_486;
	sint16 var_488;
	sint16 var_48A;
	sint16 var_48C;
	sint16 var_48E;
	sint16 var_490;
	sint16 var_492;
	uint32 var_494;
	uint8 var_498[0x14];
	sint16 var_4AC;
	sint16 var_4AE;
	sint16 var_4B0;
	sint16 var_4B2;
	sint16 var_4B4;
	rct_windowclass classification;	// 0x4B6
	uint8 pad_4B7;
	uint8 var_4B8;
	uint8 var_4B9;
	uint8 colours[6];			// 0x4BA
} rct_window;

typedef enum {
	WE_CLOSE = 0,
	WE_MOUSE_UP = 1,
	WE_UNKNOWN_02 = 2,
	WE_MOUSE_DOWN = 3,
	WE_DROPDOWN = 4,
	WE_UNKNOWN_05 = 5,
	WE_UPDATE = 6,
	WE_UNKNOWN_07 = 7,
	WE_UNKNOWN_08 = 8,
	WE_UNKNOWN_09 = 9,
	WE_UNKNOWN_0A = 10,
	WE_UNKNOWN_0B = 11,
	WE_UNKNOWN_0C = 12,
	WE_UNKNOWN_0D = 13,
	WE_UNKNOWN_0E = 14,
	WE_SCROLL_GETSIZE = 15,
	WE_SCROLL_MOUSEDOWN = 16,
	WE_UNKNOWN_11 = 17,
	WE_SCROLL_MOUSEOVER = 18,
	WE_UNKNOWN_13 = 19,
	WE_UNKNOWN_14 = 20,
	WE_UNKNOWN_15 = 21,
	WE_TOOLTIP = 22,
	WE_UNKNOWN_17 = 23,
	WE_UNKNOWN_18 = 24,
	WE_INVALIDATE = 25,
	WE_PAINT = 26,
	WE_SCROLL_PAINT = 27,

	WE_MOUSE_ENTER,
	WE_MOUSE_LEAVE,
	WE_MOUSE_OVER,
} WINDOW_EVENTS;

typedef enum {
	/*
	WF_TIMEOUT_SHL = 0,
	WF_TIMEOUT_MASK = 7,
	WF_DRAGGING = 1 << 3,
	WF_SCROLLER_UP = 1 << 4,
	WF_SCROLLER_DOWN = 1 << 5,
	WF_SCROLLER_MIDDLE = 1 << 6,
	WF_DISABLE_VP_SCROLL = 1 << 9,
	*/

	WF_TRANSPARENT = (1 << 4),

	WF_WHITE_BORDER_ONE = (1 << 12),
	WF_WHITE_BORDER_MASK = (1 << 12) | (1 << 13),
} WINDOW_FLAGS;

enum {
	INPUT_STATE_RESET = 0,
	INPUT_STATE_NORMAL = 1,
	INPUT_STATE_WIDGET_PRESSED = 2,
	INPUT_STATE_DRAGGING = 3,
	INPUT_STATE_VIEWPORT_LEFT = 4,
	INPUT_STATE_DROPDOWN_ACTIVE = 5,
	INPUT_STATE_VIEWPORT_RIGHT = 6,
	INPUT_STATE_SCROLL_LEFT = 7,
	INPUT_STATE_RESIZING = 8,
};

enum {
	WC_MAIN_WINDOW = 0,
	WC_TOP_TOOLBAR = 1,
	WC_BOTTOM_TOOLBAR = 2,
	WC_TOOLTIP = 5,
	WC_DROPDOWN = 6,
	WC_ABOUT = 8,
	WC_RIDE = 12,
	WC_RIDE_CONSTRUCTION = 13,
	WC_RIDE_LIST = 15,
	WC_CONSTRUCT_RIDE = 16,
	WC_SCENERY = 18,
	WC_OPTIONS = 19,
	WC_FOOTPATH = 20,
	WC_LAND = 21,
	WC_WATER = 22,
	WC_PEEP = 23,
	WC_GUEST_LIST = 24,
	WC_STAFF_LIST = 25,
	WC_PARK_INFORMATION = 27,
	WC_FINANCES = 28,
	WC_TITLE_MENU = 29,
	WC_TITLE_EXIT = 30,
	WC_RECENT_NEWS = 31,
	WC_LEVEL_SELECT = 32,
	WC_TRACK_DESIGN_LIST = 33,
	WC_NEW_CAMPAIGN = 35,
	WC_KEYBOARD_SHORTCUT_LIST = 36,
	WC_CHANGE_KEYBOARD_SHORTCUT = 37,
	WC_MAP = 38,
	WC_TITLE_LOGO = 39,
	WC_EDITOR_OBJECT_SELECTION = 42,
	WC_EDITOR_INVENTION_LIST = 43,
	WC_EDITOR_SCENARIO_OPTIONS = 45,
	WC_EDTIOR_OBJECTIVE_OPTIONS = 46,
	WC_CLEAR_SCENERY = 50,
	WC_MANAGE_TRACK_DESIGN = 89,
	WC_CHEATS = 110,
} WINDOW_CLASS;

void window_update_all();
rct_window *window_create(int x, int y, int width, int height, uint32 *event_handlers, rct_windowclass cls, uint16 flags);
void window_close(rct_window *window);
rct_window *window_find_by_id(rct_windowclass cls, rct_windownumber number);
void window_invalidate(rct_window *window);
void window_init_scroll_widgets(rct_window *w);

#endif