annotate src/misc_cmd.cpp @ 6231:a4e11dd2d7c6 draft

(svn r9034) -Codechange: renamed _pause to _pause_game, as some targets already have a symbol called _pause (and therefor our variable conflicts with thatone. We shouldn't be using _ as global indicator.....)
author truelight <truelight@openttd.org>
date Tue, 06 Mar 2007 20:59:52 +0000 (2007-03-06)
parents 3b141366478a
children 85a1a79387a2
Ignore whitespace changes - Everywhere: Within whitespace: At end of lines:
rev   line source
5584
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1 /* $Id$ */
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2
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3 /** @file misc_cmd.cpp */
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4
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5 #include "stdafx.h"
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6 #include "openttd.h"
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7 #include "functions.h"
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8 #include "string.h"
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9 #include "table/strings.h"
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10 #include "command.h"
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11 #include "player.h"
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12 #include "gfx.h"
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13 #include "window.h"
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14 #include "gui.h"
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15 #include "economy.h"
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16 #include "network/network.h"
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17 #include "variables.h"
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18 #include "livery.h"
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19 #include "player_face.h"
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20
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21 /** Change the player's face.
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22 * @param tile unused
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23 * @param p1 unused
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24 * @param p2 face bitmasked
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25 */
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26 int32 CmdSetPlayerFace(TileIndex tile, uint32 flags, uint32 p1, uint32 p2)
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27 {
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28 PlayerFace pf = (PlayerFace)p2;
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29
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30 if (!IsValidPlayerFace(pf)) return CMD_ERROR;
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31
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32 if (flags & DC_EXEC) {
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33 GetPlayer(_current_player)->face = pf;
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34 MarkWholeScreenDirty();
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35 }
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36 return 0;
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37 }
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38
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39 /** Change the player's company-colour
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40 * @param tile unused
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41 * @param p1 bitstuffed:
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42 * p1 bits 0-7 scheme to set
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43 * p1 bits 8-9 set in use state or first/second colour
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44 * @param p2 new colour for vehicles, property, etc.
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45 */
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46 int32 CmdSetPlayerColor(TileIndex tile, uint32 flags, uint32 p1, uint32 p2)
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47 {
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48 Player *p, *pp;
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49 byte colour;
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50 LiveryScheme scheme = (LiveryScheme)GB(p1, 0, 8);
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51 byte state = GB(p1, 8, 2);
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52
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53 if (p2 >= 16) return CMD_ERROR; // max 16 colours
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54 colour = p2;
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55
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56 if (scheme >= LS_END || state >= 3) return CMD_ERROR;
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57
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58 p = GetPlayer(_current_player);
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59
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60 /* Ensure no two companies have the same primary colour */
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61 if (scheme == LS_DEFAULT && state == 0) {
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62 FOR_ALL_PLAYERS(pp) {
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63 if (pp->is_active && pp != p && pp->player_color == colour) return CMD_ERROR;
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64 }
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65 }
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66
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67 if (flags & DC_EXEC) {
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68 switch (state) {
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69 case 0:
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70 p->livery[scheme].colour1 = colour;
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71
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72 /* If setting the first colour of the default scheme, adjust the
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73 * original and cached player colours too. */
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74 if (scheme == LS_DEFAULT) {
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75 _player_colors[_current_player] = colour;
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76 p->player_color = colour;
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77 }
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78 break;
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79
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80 case 1:
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81 p->livery[scheme].colour2 = colour;
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82 break;
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83
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84 case 2:
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85 p->livery[scheme].in_use = colour != 0;
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86
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87 /* Now handle setting the default scheme's in_use flag.
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88 * This is different to the other schemes, as it signifies if any
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89 * scheme is active at all. If this flag is not set, then no
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90 * processing of vehicle types occurs at all, and only the default
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91 * colours will be used. */
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92
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93 /* If enabling a scheme, set the default scheme to be in use too */
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94 if (colour != 0) {
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95 p->livery[LS_DEFAULT].in_use = true;
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96 break;
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97 }
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98
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99 /* Else loop through all schemes to see if any are left enabled.
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100 * If not, disable the default scheme too. */
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101 p->livery[LS_DEFAULT].in_use = false;
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102 for (scheme = LS_DEFAULT; scheme < LS_END; scheme++) {
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103 if (p->livery[scheme].in_use) {
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104 p->livery[LS_DEFAULT].in_use = true;
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105 break;
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106 }
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107 }
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108 break;
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109
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110 default:
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111 break;
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parents:
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112 }
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113 MarkWholeScreenDirty();
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114 }
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115 return 0;
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116 }
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117
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118 /** Increase the loan of your company.
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119 * @param tile unused
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120 * @param p1 unused
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121 * @param p2 when set, loans the maximum amount in one go (press CTRL)
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122 */
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123 int32 CmdIncreaseLoan(TileIndex tile, uint32 flags, uint32 p1, uint32 p2)
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124 {
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125 Player *p;
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126
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127 p = GetPlayer(_current_player);
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128
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129 if (p->current_loan >= _economy.max_loan) {
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130 SetDParam(0, _economy.max_loan);
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131 return_cmd_error(STR_702B_MAXIMUM_PERMITTED_LOAN);
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132 }
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133
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134 if (flags & DC_EXEC) {
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135 /* Loan the maximum amount or not? */
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136 int32 loan = (p2) ? _economy.max_loan - p->current_loan : (IsHumanPlayer(_current_player) || _patches.ainew_active) ? 10000 : 50000;
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137
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138 p->money64 += loan;
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139 p->current_loan += loan;
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140 UpdatePlayerMoney32(p);
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141 InvalidatePlayerWindows(p);
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142 }
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143
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144 return 0;
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145 }
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146
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147 /** Decrease the loan of your company.
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148 * @param tile unused
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149 * @param p1 unused
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150 * @param p2 when set, pays back the maximum loan permitting money (press CTRL)
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151 */
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152 int32 CmdDecreaseLoan(TileIndex tile, uint32 flags, uint32 p1, uint32 p2)
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153 {
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154 Player *p;
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155 int32 loan;
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156
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157 p = GetPlayer(_current_player);
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158
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159 if (p->current_loan == 0) return_cmd_error(STR_702D_LOAN_ALREADY_REPAYED);
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160
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161 loan = p->current_loan;
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162
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163 /* p2 is true while CTRL is pressed (repay all possible loan, or max money you have)
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164 * Repay any loan in chunks of 10.000 pounds */
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165 if (p2) {
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166 loan = min(loan, p->player_money);
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167 loan = max(loan, 10000);
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168 loan -= loan % 10000;
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169 } else {
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170 loan = min(loan, (IsHumanPlayer(_current_player) || _patches.ainew_active) ? 10000 : 50000);
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171 }
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172
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173 if (p->player_money < loan) {
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174 SetDParam(0, loan);
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175 return_cmd_error(STR_702E_REQUIRED);
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176 }
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177
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178 if (flags & DC_EXEC) {
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179 p->money64 -= loan;
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180 p->current_loan -= loan;
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181 UpdatePlayerMoney32(p);
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182 InvalidatePlayerWindows(p);
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183 }
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184 return 0;
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185 }
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186
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187 /** Change the name of the company.
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188 * @param tile unused
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189 * @param p1 unused
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190 * @param p2 unused
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191 */
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192 int32 CmdChangeCompanyName(TileIndex tile, uint32 flags, uint32 p1, uint32 p2)
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193 {
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194 StringID str;
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195 Player *p;
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196
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197 if (_cmd_text[0] == '\0') return CMD_ERROR;
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198
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199 str = AllocateNameUnique(_cmd_text, 4);
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200 if (str == 0) return CMD_ERROR;
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201
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202 if (flags & DC_EXEC) {
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203 p = GetPlayer(_current_player);
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204 DeleteName(p->name_1);
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205 p->name_1 = str;
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206 MarkWholeScreenDirty();
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207 } else {
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208 DeleteName(str);
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209 }
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210
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211 return 0;
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212 }
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213
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214 /** Change the name of the president.
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215 * @param tile unused
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216 * @param p1 unused
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217 * @param p2 unused
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diff changeset
218 */
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diff changeset
219 int32 CmdChangePresidentName(TileIndex tile, uint32 flags, uint32 p1, uint32 p2)
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220 {
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diff changeset
221 StringID str;
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parents:
diff changeset
222 Player *p;
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parents:
diff changeset
223
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parents:
diff changeset
224 if (_cmd_text[0] == '\0') return CMD_ERROR;
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parents:
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225
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parents:
diff changeset
226 str = AllocateNameUnique(_cmd_text, 4);
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parents:
diff changeset
227 if (str == 0) return CMD_ERROR;
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parents:
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228
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229 if (flags & DC_EXEC) {
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parents:
diff changeset
230 p = GetPlayer(_current_player);
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KUDr <KUDr@openttd.org>
parents:
diff changeset
231 DeleteName(p->president_name_1);
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parents:
diff changeset
232 p->president_name_1 = str;
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parents:
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233
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parents:
diff changeset
234 if (p->name_1 == STR_SV_UNNAMED) {
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KUDr <KUDr@openttd.org>
parents:
diff changeset
235 char buf[80];
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parents:
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236
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parents:
diff changeset
237 snprintf(buf, lengthof(buf), "%s Transport", _cmd_text);
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parents:
diff changeset
238 _cmd_text = buf;
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diff changeset
239 DoCommand(0, 0, 0, DC_EXEC, CMD_CHANGE_COMPANY_NAME);
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240 }
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parents:
diff changeset
241 MarkWholeScreenDirty();
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parents:
diff changeset
242 } else {
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diff changeset
243 DeleteName(str);
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244 }
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245
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246 return 0;
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247 }
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248
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249 /** Pause/Unpause the game (server-only).
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250 * Increase or decrease the pause counter. If the counter is zero,
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parents:
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251 * the game is unpaused. A counter is used instead of a boolean value
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252 * to have more control over the game when saving/loading, etc.
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253 * @param tile unused
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254 * @param p1 0 = decrease pause counter; 1 = increase pause counter
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255 * @param p2 unused
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256 */
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257 int32 CmdPause(TileIndex tile, uint32 flags, uint32 p1, uint32 p2)
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258 {
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259 if (flags & DC_EXEC) {
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truelight <truelight@openttd.org>
parents: 6201
diff changeset
260 _pause_game += (p1 == 1) ? 1 : -1;
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truelight <truelight@openttd.org>
parents: 6201
diff changeset
261 if (_pause_game == (byte)-1) _pause_game = 0;
5584
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262 InvalidateWindow(WC_STATUS_BAR, 0);
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263 InvalidateWindow(WC_MAIN_TOOLBAR, 0);
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264 }
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265 return 0;
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266 }
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parents:
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267
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268 /** Change the financial flow of your company.
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parents:
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269 * This is normally only enabled in offline mode, but if there is a debug
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270 * build, you can cheat (to test).
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271 * @param tile unused
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272 * @param p1 the amount of money to receive (if negative), or spend (if positive)
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273 * @param p2 unused
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274 */
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275 int32 CmdMoneyCheat(TileIndex tile, uint32 flags, uint32 p1, uint32 p2)
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276 {
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277 #ifndef _DEBUG
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278 if (_networking) return CMD_ERROR;
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279 #endif
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280 SET_EXPENSES_TYPE(EXPENSES_OTHER);
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parents: 5584
diff changeset
281 return -(int32)p1;
5584
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282 }
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283
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diff changeset
284 /** Transfer funds (money) from one player to another.
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285 * To prevent abuse in multiplayer games you can only send money to other
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286 * players if you have paid off your loan (either explicitely, or implicitely
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diff changeset
287 * given the fact that you have more money than loan).
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288 * @param tile unused
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289 * @param p1 the amount of money to transfer; max 20.000.000
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290 * @param p2 the player to transfer the money to
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291 */
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parents:
diff changeset
292 int32 CmdGiveMoney(TileIndex tile, uint32 flags, uint32 p1, uint32 p2)
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293 {
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294 const Player *p = GetPlayer(_current_player);
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295 int32 amount = min((int32)p1, 20000000);
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296
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297 SET_EXPENSES_TYPE(EXPENSES_OTHER);
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298
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299 /* You can only transfer funds that is in excess of your loan */
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parents:
diff changeset
300 if (p->money64 - p->current_loan < amount || amount <= 0) return CMD_ERROR;
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parents:
diff changeset
301 if (!_networking || !IsValidPlayer((PlayerID)p2)) return CMD_ERROR;
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diff changeset
302
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parents:
diff changeset
303 if (flags & DC_EXEC) {
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parents:
diff changeset
304 /* Add money to player */
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parents:
diff changeset
305 PlayerID old_cp = _current_player;
5587
c44c070c5032 (svn r8038) -Merge: the cpp branch. Effort of KUDr, Celestar, glx, Smoovius, stillunknown and pv2b.
rubidium <rubidium@openttd.org>
parents: 5584
diff changeset
306 _current_player = (PlayerID)p2;
5584
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parents:
diff changeset
307 SubtractMoneyFromPlayer(-amount);
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parents:
diff changeset
308 _current_player = old_cp;
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parents:
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309 }
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parents:
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310
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parents:
diff changeset
311 /* Subtract money from local-player */
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parents:
diff changeset
312 return amount;
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parents:
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313 }
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KUDr <KUDr@openttd.org>
parents:
diff changeset
314
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KUDr <KUDr@openttd.org>
parents:
diff changeset
315 /** Change difficulty level/settings (server-only).
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316 * We cannot really check for valid values of p2 (too much work mostly); stored
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KUDr <KUDr@openttd.org>
parents:
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317 * in file 'settings_gui.c' _game_setting_info[]; we'll just trust the server it knows
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parents:
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318 * what to do and does this correctly
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parents:
diff changeset
319 * @param tile unused
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parents:
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320 * @param p1 the difficulty setting being changed. If it is -1, the difficulty level
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KUDr <KUDr@openttd.org>
parents:
diff changeset
321 * itself is changed. The new value is inside p2
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KUDr <KUDr@openttd.org>
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322 * @param p2 new value for a difficulty setting or difficulty level
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parents:
diff changeset
323 */
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KUDr <KUDr@openttd.org>
parents:
diff changeset
324 int32 CmdChangeDifficultyLevel(TileIndex tile, uint32 flags, uint32 p1, uint32 p2)
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KUDr <KUDr@openttd.org>
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diff changeset
325 {
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KUDr <KUDr@openttd.org>
parents:
diff changeset
326 if (p1 != (uint32)-1L && ((int32)p1 >= GAME_DIFFICULTY_NUM || (int32)p1 < 0)) return CMD_ERROR;
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KUDr <KUDr@openttd.org>
parents:
diff changeset
327
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KUDr <KUDr@openttd.org>
parents:
diff changeset
328 if (flags & DC_EXEC) {
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KUDr <KUDr@openttd.org>
parents:
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329 if (p1 != (uint32)-1L) {
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330 ((int*)&_opt_ptr->diff)[p1] = p2;
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331 _opt_ptr->diff_level = 3; // custom difficulty level
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332 } else {
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333 _opt_ptr->diff_level = p2;
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334 }
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335
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336 /* If we are a network-client, update the difficult setting (if it is open).
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337 * Use this instead of just dirtying the window because we need to load in
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338 * the new difficulty settings */
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339 if (_networking && !_network_server && FindWindowById(WC_GAME_OPTIONS, 0) != NULL)
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340 ShowGameDifficulty();
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341 }
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342 return 0;
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343 }