283 lines
7.3 KiB
C
283 lines
7.3 KiB
C
/* $Id$ */
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#include "stdafx.h"
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#include "openttd.h"
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#include "functions.h"
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#include "string.h"
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#include "table/strings.h"
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#include "command.h"
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#include "player.h"
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#include "gfx.h"
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#include "window.h"
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#include "gui.h"
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#include "economy.h"
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#include "network.h"
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#include "variables.h"
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/** Change the player's face.
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* @param tile unused
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* @param p1 unused
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* @param p2 face bitmasked
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*/
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int32 CmdSetPlayerFace(TileIndex tile, uint32 flags, uint32 p1, uint32 p2)
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{
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if (flags & DC_EXEC) {
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GetPlayer(_current_player)->face = p2;
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MarkWholeScreenDirty();
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}
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return 0;
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}
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/** Change the player's company-colour
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* @param tile unused
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* @param p1 unused
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* @param p2 new colour for vehicles, property, etc.
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*/
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int32 CmdSetPlayerColor(TileIndex tile, uint32 flags, uint32 p1, uint32 p2)
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{
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Player *p, *pp;
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byte colour;
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if (p2 >= 16) return CMD_ERROR; // max 16 colours
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colour = p2;
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p = GetPlayer(_current_player);
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/* Ensure no two companies have the same colour */
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FOR_ALL_PLAYERS(pp) {
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if (pp->is_active && pp != p && pp->player_color == colour)
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return CMD_ERROR;
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}
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if (flags & DC_EXEC) {
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_player_colors[_current_player] = colour;
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p->player_color = colour;
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MarkWholeScreenDirty();
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}
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return 0;
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}
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/** Increase the loan of your company.
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* @param tile unused
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* @param p1 unused
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* @param p2 when set, loans the maximum amount in one go (press CTRL)
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*/
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int32 CmdIncreaseLoan(TileIndex tile, uint32 flags, uint32 p1, uint32 p2)
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{
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Player *p;
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p = GetPlayer(_current_player);
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if (p->current_loan >= _economy.max_loan) {
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SetDParam(0, _economy.max_loan);
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return_cmd_error(STR_702B_MAXIMUM_PERMITTED_LOAN);
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}
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if (flags & DC_EXEC) {
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/* Loan the maximum amount or not? */
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int32 loan = (p2) ? _economy.max_loan - p->current_loan : (IS_HUMAN_PLAYER(_current_player) || _patches.ainew_active) ? 10000 : 50000;
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p->money64 += loan;
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p->current_loan += loan;
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UpdatePlayerMoney32(p);
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InvalidatePlayerWindows(p);
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}
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return 0;
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}
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/** Decrease the loan of your company.
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* @param tile unused
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* @param p1 unused
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* @param p2 when set, pays back the maximum loan permitting money (press CTRL)
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*/
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int32 CmdDecreaseLoan(TileIndex tile, uint32 flags, uint32 p1, uint32 p2)
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{
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Player *p;
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int32 loan;
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p = GetPlayer(_current_player);
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if (p->current_loan == 0) return_cmd_error(STR_702D_LOAN_ALREADY_REPAYED);
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loan = p->current_loan;
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/* p2 is true while CTRL is pressed (repay all possible loan, or max money you have)
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* Repay any loan in chunks of 10.000 pounds */
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if (p2) {
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loan = min(loan, p->player_money);
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loan = max(loan, 10000);
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loan -= loan % 10000;
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} else {
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loan = min(loan, (IS_HUMAN_PLAYER(_current_player) || _patches.ainew_active) ? 10000 : 50000);
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}
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if (p->player_money < loan) {
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SetDParam(0, loan);
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return_cmd_error(STR_702E_REQUIRED);
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}
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if (flags & DC_EXEC) {
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p->money64 -= loan;
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p->current_loan -= loan;
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UpdatePlayerMoney32(p);
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InvalidatePlayerWindows(p);
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}
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return 0;
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}
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/** Change the name of the company.
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* @param tile unused
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* @param p1 unused
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* @param p2 unused
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*/
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int32 CmdChangeCompanyName(TileIndex tile, uint32 flags, uint32 p1, uint32 p2)
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{
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StringID str;
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Player *p;
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if (_cmd_text[0] == '\0') return CMD_ERROR;
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str = AllocateNameUnique(_cmd_text, 4);
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if (str == 0) return CMD_ERROR;
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if (flags & DC_EXEC) {
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p = GetPlayer(_current_player);
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DeleteName(p->name_1);
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p->name_1 = str;
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MarkWholeScreenDirty();
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} else
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DeleteName(str);
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return 0;
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}
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/** Change the name of the president.
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* @param tile unused
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* @param p1 unused
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* @param p2 unused
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*/
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int32 CmdChangePresidentName(TileIndex tile, uint32 flags, uint32 p1, uint32 p2)
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{
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StringID str;
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Player *p;
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if (_cmd_text[0] == '\0') return CMD_ERROR;
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str = AllocateNameUnique(_cmd_text, 4);
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if (str == 0) return CMD_ERROR;
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if (flags & DC_EXEC) {
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p = GetPlayer(_current_player);
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DeleteName(p->president_name_1);
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p->president_name_1 = str;
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if (p->name_1 == STR_SV_UNNAMED) {
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char buf[80];
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snprintf(buf, lengthof(buf), "%s Transport", _cmd_text);
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_cmd_text = buf;
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DoCommand(0, 0, 0, DC_EXEC, CMD_CHANGE_COMPANY_NAME);
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}
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MarkWholeScreenDirty();
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} else
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DeleteName(str);
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return 0;
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}
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/** Pause/Unpause the game (server-only).
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* Increase or decrease the pause counter. If the counter is zero,
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* the game is unpaused. A counter is used instead of a boolean value
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* to have more control over the game when saving/loading, etc.
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* @param tile unused
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* @param p1 0 = decrease pause counter; 1 = increase pause counter
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* @param p2 unused
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*/
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int32 CmdPause(TileIndex tile, uint32 flags, uint32 p1, uint32 p2)
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{
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if (flags & DC_EXEC) {
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_pause += (p1 == 1) ? 1 : -1;
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if (_pause == (byte)-1) _pause = 0;
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InvalidateWindow(WC_STATUS_BAR, 0);
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InvalidateWindow(WC_MAIN_TOOLBAR, 0);
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}
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return 0;
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}
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/** Change the financial flow of your company.
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* This is normally only enabled in offline mode, but if there is a debug
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* build, you can cheat (to test).
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* @param tile unused
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* @param p1 the amount of money to receive (if negative), or spend (if positive)
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* @param p2 unused
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*/
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int32 CmdMoneyCheat(TileIndex tile, uint32 flags, uint32 p1, uint32 p2)
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{
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#ifndef _DEBUG
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if (_networking) return CMD_ERROR;
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#endif
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SET_EXPENSES_TYPE(EXPENSES_OTHER);
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return (int32)p1;
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}
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/** Transfer funds (money) from one player to another.
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* To prevent abuse in multiplayer games you can only send money to other
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* players if you have paid off your loan (either explicitely, or implicitely
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* given the fact that you have more money than loan).
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* @param tile unused
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* @param p1 the amount of money to transfer; max 20.000.000
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* @param p2 the player to transfer the money to
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*/
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int32 CmdGiveMoney(TileIndex tile, uint32 flags, uint32 p1, uint32 p2)
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{
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const Player *p = GetPlayer(_current_player);
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int32 amount = min((int32)p1, 20000000);
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SET_EXPENSES_TYPE(EXPENSES_OTHER);
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/* You can only transfer funds that is in excess of your loan */
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if (p->money64 - p->current_loan < amount || amount <= 0) return CMD_ERROR;
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if (!_networking || p2 >= MAX_PLAYERS) return CMD_ERROR;
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if (flags & DC_EXEC) {
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/* Add money to player */
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PlayerID old_cp = _current_player;
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_current_player = p2;
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SubtractMoneyFromPlayer(-amount);
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_current_player = old_cp;
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}
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/* Subtract money from local-player */
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return amount;
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}
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/** Change difficulty level/settings (server-only).
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* We cannot really check for valid values of p2 (too much work mostly); stored
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* in file 'settings_gui.c' _game_setting_info[]; we'll just trust the server it knows
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* what to do and does this correctly
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* @param tile unused
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* @param p1 the difficulty setting being changed. If it is -1, the difficulty level
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* itself is changed. The new value is inside p2
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* @param p2 new value for a difficulty setting or difficulty level
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*/
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int32 CmdChangeDifficultyLevel(TileIndex tile, uint32 flags, uint32 p1, uint32 p2)
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{
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if (p1 != (uint32)-1L && ((int32)p1 >= GAME_DIFFICULTY_NUM || (int32)p1 < 0)) return CMD_ERROR;
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if (flags & DC_EXEC) {
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if (p1 != (uint32)-1L) {
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((int*)&_opt_ptr->diff)[p1] = p2;
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_opt_ptr->diff_level = 3; // custom difficulty level
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} else
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_opt_ptr->diff_level = p2;
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/* If we are a network-client, update the difficult setting (if it is open).
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* Use this instead of just dirtying the window because we need to load in
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* the new difficulty settings */
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if (_networking && !_network_server && FindWindowById(WC_GAME_OPTIONS, 0) != NULL)
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ShowGameDifficulty();
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}
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return 0;
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}
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