(*
* Hedgewars, a worms-like game
* Copyright (c) 2004, 2005, 2006 Andrey Korotaev <unC0Rr@gmail.com>
*
* Distributed under the terms of the BSD-modified licence:
*
* Permission is hereby granted, free of charge, to any person obtaining a copy
* of this software and associated documentation files (the "Software"), to deal
* with the Software without restriction, including without limitation the
* rights to use, copy, modify, merge, publish, distribute, sublicense, and/or
* sell copies of the Software, and to permit persons to whom the Software is
* furnished to do so, subject to the following conditions:
*
* 1. Redistributions of source code must retain the above copyright notice,
* this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright notice,
* this list of conditions and the following disclaimer in the documentation
* and/or other materials provided with the distribution.
* 3. The name of the author may not be used to endorse or promote products
* derived from this software without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR IMPLIED
* WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
* MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO
* EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
* SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
* PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS;
* OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY,
* WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR
* OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF
* ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*)
unit uConsole;
interface
uses SDLh;
{$INCLUDE options.inc}
const isDeveloperMode: boolean = true;
type TVariableType = (vtCommand, vtInteger, vtReal, vtBoolean);
TCommandHandler = procedure (var params: shortstring);
procedure DrawConsole(Surface: PSDL_Surface);
procedure WriteToConsole(s: shortstring);
procedure WriteLnToConsole(s: shortstring);
procedure KeyPressConsole(Key: Longword);
procedure ParseCommand(CmdStr: shortstring);
function GetLastConsoleLine: shortstring;
implementation
{$J+}
uses uMisc, uStore, Types, uConsts, uGears, uTeams, uIO, uKeys, uSound, uWorld, uLand, uRandom;
const cLineWidth: integer = 0;
cLinesCount = 256;
type PVariable = ^TVariable;
TVariable = record
Next: PVariable;
Name: string[15];
VType: TVariableType;
Handler: pointer;
end;
var ConsoleLines: array[byte] of ShortString;
CurrLine: integer = 0;
InputStr: shortstring;
Variables: PVariable = nil;
function RegisterVariable(Name: string; VType: TVariableType; p: pointer): PVariable;
begin
New(Result);
TryDo(Result <> nil, 'RegisterVariable: Result = nil', true);
FillChar(Result^, sizeof(TVariable), 0);
Result.Name:= Name;
Result.VType:= VType;
Result.Handler:= p;
if Variables = nil then Variables:= Result
else begin
Result.Next:= Variables;
Variables:= Result
end
end;
procedure FreeVariablesList;
var t, tt: PVariable;
begin
tt:= Variables;
Variables:= nil;
while tt<>nil do
begin
t:= tt;
tt:= tt.Next;
Dispose(t)
end;
end;
procedure SplitBySpace(var a, b: shortstring);
var i, t: integer;
begin
i:= Pos(' ', a);
if i>0 then
begin
for t:= 1 to Pred(i) do
if (a[t] >= 'A')and(a[t] <= 'Z') then Inc(a[t], 32);
b:= copy(a, i + 1, Length(a) - i);
while (b[0]<>#0) and (b[1]=#32) do Delete(b, 1, 1);
byte(a[0]):= Pred(i)
end else b:= '';
end;
procedure DrawConsole(Surface: PSDL_Surface);
var x, y: integer;
r: TSDL_Rect;
begin
with r do
begin
x:= 0;
y:= cConsoleHeight;
w:= cScreenWidth;
h:= 4;
end;
SDL_FillRect(Surface, @r, cConsoleSplitterColor);
for y:= 0 to cConsoleHeight div 256 + 1 do
for x:= 0 to cScreenWidth div 256 + 1 do
DrawGear(sConsoleBG, x * 256, cConsoleHeight - 256 - y * 256, Surface);
for y:= 0 to cConsoleHeight div Fontz[fnt16].Height do
DXOutText(4, cConsoleHeight - (y + 2) * (Fontz[fnt16].Height + 2), fnt16, ConsoleLines[(CurrLine - 1 - y + cLinesCount) mod cLinesCount], Surface);
DXOutText(4, cConsoleHeight - Fontz[fnt16].Height - 2, fnt16, '> '+InputStr, Surface);
end;
procedure WriteToConsole(s: shortstring);
var Len: integer;
begin
{$IFDEF DEBUGFILE}AddFileLog('Console write: ' + s);{$ENDIF}
Write(s);
repeat
Len:= cLineWidth - Length(ConsoleLines[CurrLine]);
ConsoleLines[CurrLine]:= ConsoleLines[CurrLine] + copy(s, 1, Len);
Delete(s, 1, Len);
if byte(ConsoleLines[CurrLine][0])=cLineWidth then
begin
inc(CurrLine);
if CurrLine = cLinesCount then CurrLine:= 0;
PLongWord(@ConsoleLines[CurrLine])^:= 0
end;
until Length(s) = 0
end;
procedure WriteLnToConsole(s: shortstring);
begin
WriteToConsole(s);
WriteLn;
inc(CurrLine);
if CurrLine = cLinesCount then CurrLine:= 0;
PLongWord(@ConsoleLines[CurrLine])^:= 0
end;
procedure InitConsole;
var i: integer;
begin
cLineWidth:= cScreenWidth div 10;
if cLineWidth > 255 then cLineWidth:= 255;
for i:= 0 to Pred(cLinesCount) do PLongWord(@ConsoleLines[i])^:= 0
end;
procedure ParseCommand(CmdStr: shortstring);
type PReal = ^real;
var i, ii: integer;
s: shortstring;
t: PVariable;
c: char;
begin
//WriteLnToConsole(CmdStr);
if CmdStr[0]=#0 then exit;
{$IFDEF DEBUGFILE}AddFileLog('ParseCommand "' + CmdStr + '"');{$ENDIF}
c:= CmdStr[1];
if c in ['/', '$'] then Delete(CmdStr, 1, 1) else c:= '/';
SplitBySpace(CmdStr, s);
t:= Variables;
while t <> nil do
begin
if t.Name = CmdStr then
begin
case t.VType of
vtCommand: if c='/' then
begin
TCommandHandler(t.Handler)(s);
end;
vtInteger: if c='$' then
if s[0]=#0 then
begin
str(PInteger(t.Handler)^, s);
WriteLnToConsole('$' + CmdStr + ' is "' + s + '"');
end else val(s, PInteger(t.Handler)^, i);
vtReal: if c='$' then
if s[0]=#0 then
begin
str(PReal(t.Handler)^:4:6, s);
WriteLnToConsole('$' + CmdStr + ' is "' + s + '"');
end else val(s, PReal(t.Handler)^ , i);
vtBoolean: if c='$' then
if s[0]=#0 then
begin
str(ord(boolean(t.Handler^)), s);
WriteLnToConsole('$' + CmdStr + ' is "' + s + '"');
end else
begin
val(s, ii, i);
boolean(t.Handler^):= not (ii = 0)
end;
end;
exit
end else t:= t.Next
end;
case c of
'$': WriteLnToConsole(errmsgUnknownVariable + ': "$' + CmdStr + '"')
else WriteLnToConsole(errmsgUnknownCommand + ': "/' + CmdStr + '"') end
end;
procedure AutoComplete;
var t: PVariable;
c: char;
begin
if InputStr[0] = #0 then exit;
c:= InputStr[1];
if c in ['/', '$'] then Delete(InputStr, 1, 1)
else c:= #0;
if InputStr[byte(InputStr[0])] = #32 then dec(InputStr[0]);
t:= Variables;
while t <> nil do
begin
if (c=#0) or ((t.VType = vtCommand) and (c='/'))or
((t.VType <> vtCommand) and (c='$'))then
if copy(t.Name, 1, Length(InputStr)) = InputStr then
begin
if t.VType = vtCommand then InputStr:= '/' + t.Name + ' '
else InputStr:= '$' + t.Name + ' ';
exit
end;
t:= t.Next
end
end;
procedure KeyPressConsole(Key: Longword);
begin
case Key of
8: if Length(InputStr)>0 then dec(InputStr[0]);
9: AutoComplete;
13,271: begin
if InputStr[1] in ['/', '$'] then
ParseCommand(InputStr)
else
ParseCommand('/say ' + InputStr);
InputStr:= ''
end;
96: begin
GameState:= gsGame;
cConsoleYAdd:= 0;
ResetKbd
end;
else InputStr:= InputStr + char(Key)
end
end;
function GetLastConsoleLine: shortstring;
begin
if CurrLine = 0 then Result:= ConsoleLines[Pred(cLinesCount)]
else Result:= ConsoleLines[Pred(CurrLine)]
end;
{$INCLUDE CCHandlers.inc}
initialization
InitConsole;
RegisterVariable('quit' , vtCommand, @chQuit );
RegisterVariable('capture' , vtCommand, @chCapture );
RegisterVariable('addteam' , vtCommand, @chAddTeam );
RegisterVariable('rdriven' , vtCommand, @chTeamLocal );
RegisterVariable('map' , vtCommand, @chSetMap );
RegisterVariable('theme' , vtCommand, @chSetTheme );
RegisterVariable('seed' , vtCommand, @chSetSeed );
RegisterVariable('c_height', vtInteger, @cConsoleHeight );
RegisterVariable('gmflags' , vtInteger, @GameFlags );
RegisterVariable('turntime', vtInteger, @cHedgehogTurnTime);
RegisterVariable('showfps' , vtBoolean, @cShowFPS );
RegisterVariable('name' , vtCommand, @chName );
RegisterVariable('fort' , vtCommand, @chFort );
RegisterVariable('grave' , vtCommand, @chGrave );
RegisterVariable('bind' , vtCommand, @chBind );
RegisterVariable('add' , vtCommand, @chAdd );
RegisterVariable('skip' , vtCommand, @chSkip );
RegisterVariable('say' , vtCommand, @chSay );
RegisterVariable('+left' , vtCommand, @chLeft_p );
RegisterVariable('-left' , vtCommand, @chLeft_m );
RegisterVariable('+right' , vtCommand, @chRight_p );
RegisterVariable('-right' , vtCommand, @chRight_m );
RegisterVariable('+up' , vtCommand, @chUp_p );
RegisterVariable('-up' , vtCommand, @chUp_m );
RegisterVariable('+down' , vtCommand, @chDown_p );
RegisterVariable('-down' , vtCommand, @chDown_m );
RegisterVariable('+attack' , vtCommand, @chAttack_p );
RegisterVariable('-attack' , vtCommand, @chAttack_m );
RegisterVariable('color' , vtCommand, @chColor );
RegisterVariable('switch' , vtCommand, @chSwitch );
RegisterVariable('nextturn', vtCommand, @chNextTurn );
RegisterVariable('timer' , vtCommand, @chTimer );
RegisterVariable('slot' , vtCommand, @chSlot );
RegisterVariable('put' , vtCommand, @chPut );
RegisterVariable('ljump' , vtCommand, @chLJump );
RegisterVariable('hjump' , vtCommand, @chHJump );
finalization
FreeVariablesList
end.