mirror of https://github.com/OpenRCT2/OpenRCT2.git
346 lines
9.0 KiB
C
346 lines
9.0 KiB
C
/*****************************************************************************
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* Copyright (c) 2014 Ted John, Peter Hill, Matthias Lanzinger
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* OpenRCT2, an open source clone of Roller Coaster Tycoon 2.
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*
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* This file is part of OpenRCT2.
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*
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* OpenRCT2 is free software: you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation, either version 3 of the License, or
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* (at your option) any later version.
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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* You should have received a copy of the GNU General Public License
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* along with this program. If not, see <http://www.gnu.org/licenses/>.
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*****************************************************************************/
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#include <string.h>
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#include "addresses.h"
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#include "audio.h"
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#include "date.h"
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#include "news_item.h"
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#include "rct2.h"
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#include "ride.h"
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#include "string_ids.h"
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#include "sprite.h"
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#include "window.h"
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void window_game_bottom_toolbar_invalidate_news_item();
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static int news_item_get_new_history_slot();
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/**
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*
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* rct2: 0x0066DF32
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*/
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void news_item_init_queue()
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{
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int i;
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rct_news_item *newsItems = RCT2_ADDRESS(RCT2_ADDRESS_NEWS_ITEM_LIST, rct_news_item);
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newsItems[0].type = NEWS_ITEM_NULL;
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newsItems[11].type = NEWS_ITEM_NULL;
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for (i = 0; i < 16; i++)
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RCT2_ADDRESS(0x01358750, uint8)[i] = 0;
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window_game_bottom_toolbar_invalidate_news_item();
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}
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/**
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*
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* rct2: 0x0066E252
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*/
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void news_item_update_current()
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{
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short ax, bx, remove_time;
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rct_news_item *newsItems = RCT2_ADDRESS(RCT2_ADDRESS_NEWS_ITEM_LIST, rct_news_item);
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get_system_time();
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ax = RCT2_GLOBAL(RCT2_ADDRESS_OS_TIME_DAY, sint16);
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bx = RCT2_GLOBAL(RCT2_ADDRESS_OS_TIME_MONTH, sint16);
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if (bx != RCT2_GLOBAL(0x009DEA6B, sint16)) {
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bx--;
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if (bx == 0)
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bx = 12;
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if (bx != RCT2_GLOBAL(0x009DEA6B, sint16) || ax == 1) {
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// loc_66E2AE
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RCT2_GLOBAL(0x013573DC, sint32) = 10000;
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if (RCT2_GLOBAL(0x013573DC, sint32) >= 0)
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RCT2_GLOBAL(0x013573DC, sint32) = -RCT2_GLOBAL(0x013573DC, sint32);
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}
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} else {
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if (ax != RCT2_GLOBAL(0x009DEA69, sint16)) {
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ax--;
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if (ax != RCT2_GLOBAL(0x009DEA69, sint16)) {
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// loc_66E2AE
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RCT2_GLOBAL(0x013573DC, sint32) = 10000;
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if (RCT2_GLOBAL(0x013573DC, sint32) >= 0)
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RCT2_GLOBAL(0x013573DC, sint32) = -RCT2_GLOBAL(0x013573DC, sint32);
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}
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}
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}
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RCT2_GLOBAL(0x009DEA69, sint16) = RCT2_GLOBAL(RCT2_ADDRESS_OS_TIME_DAY, sint16);
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RCT2_GLOBAL(0x009DEA6B, sint16) = RCT2_GLOBAL(RCT2_ADDRESS_OS_TIME_MONTH, sint16);
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// Check if there is a current news item
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if (newsItems[0].type == 0)
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return;
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window_game_bottom_toolbar_invalidate_news_item();
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// Update the current news item
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newsItems[0].ticks++;
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if (newsItems[0].ticks == 1 && !(RCT2_GLOBAL(RCT2_ADDRESS_SCREEN_FLAGS, uint8) & 1)) {
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// Play sound
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sound_play_panned(SOUND_NEWS_ITEM, RCT2_GLOBAL(RCT2_ADDRESS_SCREEN_WIDTH, sint16) / 2);
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}
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// Removal of current news item
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remove_time = 320;
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if (newsItems[2].type != 0 &&
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newsItems[3].type != 0 &&
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newsItems[4].type != 0 &&
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newsItems[5].type != 0)
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remove_time = 256;
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if (newsItems[0].ticks >= remove_time)
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news_item_close_current();
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}
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/**
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*
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* rct2: 0x0066E377
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*/
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void news_item_close_current()
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{
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int i;
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rct_news_item *newsItems = RCT2_ADDRESS(RCT2_ADDRESS_NEWS_ITEM_LIST, rct_news_item);
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// Check if there is a current message
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if (newsItems[0].type == NEWS_ITEM_NULL)
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return;
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// Find an available history news item slot for current message
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i = news_item_get_new_history_slot();
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// Set the history news item slot to the current news item
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newsItems[i] = newsItems[0];
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// Set the end of the end of the history list
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if (i < 60)
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newsItems[i + 1].type = NEWS_ITEM_NULL;
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// Invalidate the news window
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window_invalidate_by_id(WC_RECENT_NEWS, 0);
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// Dequeue the current news item, shift news up
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for (i = 0; i < 10; i++)
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newsItems[i] = newsItems[i + 1];
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newsItems[10].type = NEWS_ITEM_NULL;
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// Invalidate current news item bar
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window_game_bottom_toolbar_invalidate_news_item();
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}
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/**
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* Finds a spare history slot or replaces an existing one if there are no spare
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* slots available.
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*/
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static int news_item_get_new_history_slot()
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{
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int i;
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rct_news_item *newsItems = RCT2_ADDRESS(RCT2_ADDRESS_NEWS_ITEM_LIST, rct_news_item);
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// Find an available history news item slot
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for (i = 11; i < 61; i++)
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if (newsItems[i].type == NEWS_ITEM_NULL)
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return i;
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// Dequeue the first history news item, shift history up
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for (i = 11; i < 60; i++)
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newsItems[i] = newsItems[i + 1];
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return 60;
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}
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/**
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* Get the (x,y,z) coordinates of the subject of a news item.
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* If the new item is no longer valid, return SPRITE_LOCATION_NULL in the x-coordinate
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*
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* rct2: 0x0066BA74
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*/
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void news_item_get_subject_location(int type, int subject, int *x, int *y, int *z)
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{
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int i;
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rct_ride *ride;
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rct_peep *peep;
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rct_vehicle *vehicle;
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switch (type) {
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case NEWS_ITEM_RIDE:
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ride = &g_ride_list[subject];
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if (ride->overall_view == 0xFFFF) {
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*x = SPRITE_LOCATION_NULL;
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break;
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}
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*x = (ride->overall_view & 0xFF) * 32 + 16;
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*y = (ride->overall_view >> 8) * 32 + 16;
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*z = map_element_height(*x, *y);
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break;
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case NEWS_ITEM_PEEP_ON_RIDE:
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peep = GET_PEEP(subject);
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*x = peep->x;
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*y = peep->y;
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*z = peep->z;
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if (*((uint16*)x) != SPRITE_LOCATION_NULL)
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break;
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if (peep->state != 3 && peep->state != 7) {
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*x = SPRITE_LOCATION_NULL;
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break;
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}
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// Find which ride peep is on
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ride = &g_ride_list[peep->current_ride];
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if (!(ride->lifecycle_flags & RIDE_LIFECYCLE_ON_TRACK)) {
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*x = SPRITE_LOCATION_NULL;
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break;
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}
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// Find the first car of the train peep is on
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vehicle = &(g_sprite_list[ride->train_car_map[peep->current_train]]).vehicle;
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// Find the actual car peep is on
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for (i = 0; i < peep->current_car; i++)
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vehicle = &(g_sprite_list[vehicle->next_vehicle_on_train]).vehicle;
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*x = vehicle->x;
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*y = vehicle->y;
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*z = vehicle->z;
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break;
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case NEWS_ITEM_PEEP:
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peep = GET_PEEP(subject);
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*x = peep->x;
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*y = peep->y;
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*z = peep->z;
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break;
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case NEWS_ITEM_BLANK:
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*x = subject;
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*y = subject >> 16;
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*z = map_element_height(*x, *y);
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break;
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default:
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*x = SPRITE_LOCATION_NULL;
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break;
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}
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}
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/**
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* rct2: 0x0066DF55
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*
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* @param a (al)
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* @param string_id (ebx)
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* @param c (ecx)
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**/
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void news_item_add_to_queue(uint8 type, rct_string_id string_id, uint32 assoc)
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{
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int i = 0;
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rct_news_item *newsItem = RCT2_ADDRESS(RCT2_ADDRESS_NEWS_ITEM_LIST, rct_news_item);
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// find first open slot
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while (newsItem->type != NEWS_ITEM_NULL) {
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if (newsItem + 1 >= (rct_news_item*)0x13CB1CC)
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news_item_close_current();
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else
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newsItem++;
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}
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//now we have found an item slot to place the new news in
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newsItem->type = type;
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newsItem->flags = 0;
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newsItem->assoc = assoc;
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newsItem->ticks = 0;
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newsItem->month_year = RCT2_GLOBAL(RCT2_ADDRESS_CURRENT_MONTH_YEAR, uint16);
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newsItem->day = ((days_in_month[(newsItem->month_year & 7)] * RCT2_GLOBAL(RCT2_ADDRESS_CURRENT_MONTH_TICKS, uint16)) >> 16) + 1;
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format_string((char*)0x0141EF68, string_id, (void*)0x013CE952); // overflows possible?
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newsItem->colour = ((char*)0x0141EF68)[0];
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strncpy(newsItem->text, (char*)0x0141EF68, 255);
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newsItem->text[254] = 0;
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// blatant disregard for what happens on the last element.
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// Change this when we implement the queue ourselves.
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newsItem++;
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newsItem->type = 0;
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}
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/**
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* Opens the window/tab for the subject of the news item
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*
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* rct2: 0x0066EBE6
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*
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**/
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void news_item_open_subject(int type, int subject) {
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int eax;
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rct_peep* peep;
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rct_window* window;
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switch (type) {
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case NEWS_ITEM_RIDE:
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RCT2_CALLPROC_X(0x006ACC28, subject, 0, 0, 0, 0, 0, 0);
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break;
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case NEWS_ITEM_PEEP_ON_RIDE:
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case NEWS_ITEM_PEEP:
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peep = GET_PEEP(subject);
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RCT2_CALLPROC_X(0x006989E9, 0, 0, 0, (int)peep, 0, 0, 0);
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break;
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case NEWS_ITEM_MONEY:
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window_finances_open();
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break;
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case NEWS_ITEM_RESEARCH:
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if (subject >= 0x10000) {
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// Open ride list window
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RCT2_CALLPROC_EBPSAFE(0x006B3CFF);
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eax = (subject & 0xFF00) >> 8;
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eax += (subject & 0xFF) << 8;
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// Switch to right tab and scroll to ride location
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RCT2_CALLPROC_X(0x006B3EBA, eax, 0, subject, 0, 0, 0, 0);
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break;
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}
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// Check if window is already open
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window = window_bring_to_front_by_id(WC_SCENERY, 0);
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if (window == NULL) {
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window = window_find_by_id(WC_TOP_TOOLBAR, 0);
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if (window != NULL) {
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window_invalidate(window);
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if (tool_set(window, 9, 0)){
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RCT2_CALLPROC_X(0x006E1172, (subject & 0xFFFF), 0, subject, 0, 0, 0, 0);
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}
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RCT2_GLOBAL(0x009DE518, uint32) |= (1 << 6);
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// Open scenery window
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RCT2_CALLPROC_EBPSAFE(0x006E0FEF);
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}
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}
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// Switch to new scenery tab
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RCT2_CALLPROC_X(0x006E1172, (subject & 0xFFFF), 0, subject, 0, 0, 0, 0);
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break;
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case NEWS_ITEM_PEEPS:
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// Open guest list to right tab
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RCT2_CALLPROC_X(0x006993BA, 3, subject, 0, 0, 0, 0, 0);
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break;
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case NEWS_ITEM_AWARD:
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window_park_awards_open();
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break;
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case NEWS_ITEM_GRAPH:
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window_park_rating_open();
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break;
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}
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}
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