simmesg.cc 6.76 KB
Newer Older
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27
/*
 * Manages all gameplay-related messages of the games
 *
 * Copyright (c) 2005 Markus Pristovsek
 *
 * This file is part of the Simutrans project under the artistic license.
 * (see license.txt)
 */

#include "macros.h"
#include "simdebug.h"
#include "simmesg.h"
#include "simticker.h"
#include "display/simgraph.h"
#include "simcolor.h"
#include "gui/simwin.h"
#include "simworld.h"

#include "dataobj/loadsave.h"
#include "dataobj/environment.h"
#include "player/simplay.h"
#include "utils/simstring.h"
#include "tpl/slist_tpl.h"
#include "gui/messagebox.h"
#include <string.h>


28 29
karte_ptr_t message_t::welt;

30 31 32 33 34
void message_t::node::rdwr(loadsave_t *file)
{
	file->rdwr_str( msg, lengthof(msg) );
	file->rdwr_long( type );
	pos.rdwr( file );
35 36 37 38 39 40 41 42 43
	if (file->get_version() < 120005) {
		// color was 16bit, with 0x8000 indicating player colors
		uint16 c = color & PLAYER_FLAG ? 0x8000 + (color&(~PLAYER_FLAG)) : MN_GREY0;
		file->rdwr_short(c);
		color = c & 0x8000 ? PLAYER_FLAG + (c&(~0x8000)) : color_idx_to_rgb(c);
	}
	else {
		file->rdwr_long( color );
	}
44 45
	file->rdwr_long( time );
	if(  file->is_loading()  ) {
46
		image = IMG_EMPTY;
47 48 49 50
	}
}


51
FLAGGED_PIXVAL message_t::node::get_player_color(karte_t *welt) const
52 53
{
	// correct for player color
54
	FLAGGED_PIXVAL colorval = color;
55 56
	if(  color&PLAYER_FLAG  ) {
		player_t *player = welt->get_player(color&(~PLAYER_FLAG));
57
		colorval = player ? PLAYER_FLAG+color_idx_to_rgb(player->get_player_color1()+1) : color_idx_to_rgb(MN_GREY0);
58 59 60 61 62
	}
	return colorval;
}


63
message_t::message_t()
64 65 66 67 68
{
	ticker_flags = 0xFF7F;	// everything on the ticker only
	win_flags = 0;
	auto_win_flags = 0;
	ignore_flags = 0;
69 70
	win_flags = 256+8;
	auto_win_flags = 128+512;
71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114
}


message_t::~message_t()
{
	clear();
}


void message_t::clear()
{
	while (!list.empty()) {
		delete list.remove_first();
	}
	ticker::clear_ticker();
}


/* get flags for message routing */
void message_t::get_message_flags( sint32 *t, sint32 *w, sint32 *a, sint32 *i)
{
	*t = ticker_flags;
	*w = win_flags;
	*a = auto_win_flags;
	*i = ignore_flags;
}



/* set flags for message routing */
void message_t::set_message_flags( sint32 t, sint32 w, sint32 a, sint32 i)
{
	ticker_flags = t;
	win_flags = w;
	auto_win_flags = a;
	ignore_flags = i;
}


/**
 * Add a message to the message list
 * @param pos    position of the event
 * @param color  message color
 * @param where type of message
115
 * @param image image associated with message (will be ignored if pos!=koord::invalid)
116 117
 * @author prissi
 */
118
void message_t::add_message(const char *text, koord pos, uint16 what_flags, FLAGGED_PIXVAL color, image_id image )
119 120 121 122 123 124 125 126 127 128 129 130 131 132 133 134 135 136 137 138 139 140 141 142 143 144 145 146 147 148 149
{
DBG_MESSAGE("message_t::add_msg()","%40s (at %i,%i)", text, pos.x, pos.y );

	sint32 what = what_flags & ~local_flag;
	sint32 art = (1<<what);
	if(  art&ignore_flags  ) {
		// wants us to ignore this completely
		return;
	}

	/* we will not add traffic jam messages two times to the list
	 * if it was within the last 20 messages
	 * or within last months
	 * and is not a general (BLACK) message
	 */
	if(  what == traffic_jams  ) {
		sint32 now = welt->get_current_month()-2;
		uint32 i = 0;
		FOR(slist_tpl<node*>, const iter, list) {
			node const& n = *iter;
			if (n.time >= now &&
					strcmp(n.msg, text) == 0 &&
					(n.pos.x & 0xFFF0) == (pos.x & 0xFFF0) && // positions need not 100% match ...
					(n.pos.y & 0xFFF0) == (pos.y & 0xFFF0)) {
				// we had exactly this message already
				return;
			}
			if (++i == 20) break;
		}
	}

150 151 152 153 154 155 156 157 158 159 160 161 162
	// filter out AI messages for a similar area to recent activity messages
	if(  what == ai  &&  pos != koord::invalid  ) {
		uint32 i = 0;
		FOR(slist_tpl<node*>, const iter, list) {
			node const& n = *iter;
			if ((n.pos.x & 0xFFE0) == (pos.x & 0xFFE0) &&
				(n.pos.y & 0xFFE0) == (pos.y & 0xFFE0)) {
				return;
			}
			if (++i == 20) break;
		}
	}

163 164 165
	// if no coordinate is provided, there is maybe one in the text message?
	// syntax: either @x,y or (x,y)
	if (pos == koord::invalid) {
166
		pos = get_coord_from_text(text);
167 168 169 170 171 172 173 174 175 176
	}

	// we do not allow messages larger than 256 bytes
	node *const n = new node();

	tstrncpy(n->msg, text, lengthof(n->msg));
	n->type = what_flags;
	n->pos = pos;
	n->color = color;
	n->time = welt->get_current_month();
177
	n->image = image;
178

179
	FLAGGED_PIXVAL colorval = n->get_player_color(welt);
180 181 182 183 184 185 186 187 188 189 190 191 192 193 194 195 196 197 198 199 200
	// should we send this message to a ticker?
	if(  art&ticker_flags  ) {
		ticker::add_msg(text, pos, colorval);
	}

	// insert at the top
	list.insert(n);
	char* p = list.front()->msg;

	// if local flag is set and we are not current player, do not open windows
	if(  (art&(1<<ai))==0  &&   (color & PLAYER_FLAG) != 0  &&  welt->get_active_player_nr() != (color&(~PLAYER_FLAG))  ) {
		return;
	}
	// check if some window has focus
	gui_frame_t *old_top = win_get_top();
	gui_component_t *focus = win_get_focus();

	// should we open a window?
	if (  art & (auto_win_flags | win_flags)  ) {
		news_window* news;
		if (pos == koord::invalid) {
201
			news = new news_img(p, image, colorval);
202 203 204 205 206 207 208 209 210 211 212 213 214 215 216
		} else {
			news = new news_loc(p, pos, colorval);
		}
		wintype w_t = art & win_flags ? w_info /* normal window */ : w_time_delete /* autoclose window */;

		create_win(  news, w_t, magic_none );
	}

	// restore focus
	if(  old_top  &&  focus  ) {
		top_win( old_top, true );
	}
}


217 218 219 220 221 222 223 224 225 226 227 228 229 230 231 232 233 234 235 236
koord message_t::get_coord_from_text(const char* text)
{
	koord pos(koord::invalid);
	const char *str = text;
	// scan until either @ or ( are found
	while( *(str += strcspn(str, "@(")) ) {
		str += 1;
		int x=-1, y=-1;
		if (sscanf(str, "%d,%d", &x, &y) == 2) {
			if (welt->is_within_limits(x,y)) {
				pos.x = x;
				pos.y = y;
				break; // success
			}
		}
	}
	return pos;
}


237 238 239 240 241 242 243 244 245 246 247 248 249 250 251 252 253 254 255 256 257 258 259 260 261 262 263 264 265 266 267 268 269 270 271 272 273 274 275 276 277 278 279 280 281 282 283 284 285 286
void message_t::rotate90( sint16 size_w )
{
	FOR(slist_tpl<node*>, const i, list) {
		i->pos.rotate90(size_w);
	}
}


void message_t::rdwr( loadsave_t *file )
{
	uint16 msg_count;
	if(  file->is_saving()  ) {
		if(  env_t::server  ) {
			// on server: do not save local messages
			msg_count = 0;
			FOR(slist_tpl<node*>, const i, list) {
				if (!(i->type & local_flag)) {
					if (++msg_count == 2000) break;
				}
			}
			file->rdwr_short( msg_count );
			FOR(slist_tpl<node*>, const i, list) {
				if (msg_count == 0) break;
				if (!(i->type & local_flag)) {
					i->rdwr(file);
					msg_count --;
				}
			}
			assert( msg_count == 0 );
		}
		else {
			msg_count = min( 2000u, list.get_count() );
			file->rdwr_short( msg_count );
			FOR(slist_tpl<node*>, const i, list) {
				i->rdwr(file);
				if (--msg_count == 0) break;
			}
		}
	}
	else {
		// loading
		clear();
		file->rdwr_short(msg_count);
		while(  (msg_count--)>0  ) {
			node *n = new node();
			n->rdwr(file);
			list.append(n);
		}
	}
}