(* * Hedgewars, a free turn based strategy game * Copyright (c) 2008 Andrey Korotaev <unC0Rr@gmail.com> * * This program is free software; you can redistribute it and/or modify * it under the terms of the GNU General Public License as published by * the Free Software Foundation; version 2 of the License * * This program is distributed in the hope that it will be useful, * but WITHOUT ANY WARRANTY; without even the implied warranty of * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the * GNU General Public License for more details. * * You should have received a copy of the GNU General Public License * along with this program; if not, write to the Free Software * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA *){$INCLUDE "options.inc"}unit uChat;interfaceprocedure initModule;procedure freeModule;procedure AddChatString(s: shortstring);procedure DrawChat;procedure KeyPressChat(Key: Longword);var UserNick: shortstring = ''; ChatReady: boolean; showAll: boolean;implementationuses uMisc, uStore, uConsts, SDLh, uConsole, uKeys, uTeams;const MaxStrIndex = 27;type TChatLine = record Tex: PTexture; Time: Longword; Width: LongInt; s: shortstring; end;var Strs: array[0 .. MaxStrIndex] of TChatLine; MStrs: array[0 .. MaxStrIndex] of shortstring; missedCount: LongWord; lastStr: LongWord; visibleCount: LongWord; InputStr: TChatLine; InputStrL: array[0..260] of char; // for full str + 4-byte utf-8 charconst colors: array[#1..#5] of TSDL_Color = ( (r:$FF; g:$FF; b:$FF; unused:$FF), // chat message [White] (r:$FF; g:$00; b:$FF; unused:$FF), // action message [Purple] (r:$90; g:$FF; b:$90; unused:$FF), // join/leave message [Lime] (r:$FF; g:$FF; b:$A0; unused:$FF), // team message [Light Yellow] (r:$FF; g:$00; b:$00; unused:$ff) // error messages [Red] );procedure SetLine(var cl: TChatLine; str: shortstring; isInput: boolean);var strSurface, resSurface: PSDL_Surface; w, h: LongInt; color: TSDL_Color; font: THWFont;beginif cl.Tex <> nil then FreeTexture(cl.Tex);cl.s:= str;if isInput thenbegin // [Light Blue] color.r:= $00; color.g:= $FF; color.b:= $FF; color.unused:= $FF; str:= UserNick + '> ' + str + '_'endelsebegin color:= colors[str[1]]; delete(str, 1, 1)end;font:= CheckCJKFont(str, fnt16);w:= 0; h:= 0; // avoid compiler hintsTTF_SizeUTF8(Fontz[font].Handle, Str2PChar(str), w, h);resSurface:= SDL_CreateRGBSurface(0, toPowerOf2(w), toPowerOf2(h), 32, RMask, GMask, BMask, AMask);strSurface:= TTF_RenderUTF8_Solid(Fontz[font].Handle, Str2PChar(str), color);cl.Width:= w + 4;SDL_UpperBlit(strSurface, nil, resSurface, nil);SDL_FreeSurface(strSurface);cl.Time:= RealTicks + 12500;cl.Tex:= Surface2Tex(resSurface, false);SDL_FreeSurface(resSurface)end;procedure AddChatString(s: shortstring);beginif not ChatReady then begin if MissedCount < MaxStrIndex - 1 then MStrs[MissedCount]:= s else if MissedCount < MaxStrIndex then MStrs[MissedCount]:= #5 + '[...]'; inc(MissedCount); exit end;lastStr:= (lastStr + 1) mod (MaxStrIndex + 1);SetLine(Strs[lastStr], s, false);inc(visibleCount)end;procedure DrawChat;var i, t, cnt: Longword; r: TSDL_Rect;beginChatReady:= true; // maybe move to somewhere else?if MissedCount <> 0 then // there are chat strings we missed, so print them now begin for i:= 0 to MissedCount - 1 do AddChatString(MStrs[i]); MissedCount:= 0; end;cnt:= 0;t:= 0;i:= lastStr;r.x:= 6 - cScreenWidth div 2;r.y:= (visibleCount - t) * 16 + 10;r.h:= 16;if (GameState = gsChat) and (InputStr.Tex <> nil) then begin r.w:= InputStr.Width; DrawFillRect(r); Tint($00, $00, $00, $80); DrawTexture(9 - cScreenWidth div 2, visibleCount * 16 + 11, InputStr.Tex); Tint($FF, $FF, $FF, $FF); DrawTexture(8 - cScreenWidth div 2, visibleCount * 16 + 10, InputStr.Tex); end;dec(r.y, 16);while ( ((t < 7) and (Strs[i].Time > RealTicks)) or ((t < MaxStrIndex) and showAll) ) and (Strs[i].Tex <> nil) do begin r.w:= Strs[i].Width; DrawFillRect(r); Tint($00, $00, $00, $80); DrawTexture(9 - cScreenWidth div 2, (visibleCount - t) * 16 - 5, Strs[i].Tex); Tint($FF, $FF, $FF, $FF); DrawTexture(8 - cScreenWidth div 2, (visibleCount - t) * 16 - 6, Strs[i].Tex); dec(r.y, 16); if i = 0 then i:= MaxStrIndex else dec(i); inc(cnt); inc(t) end;visibleCount:= cnt;end;procedure AcceptChatString(s: shortstring);var i: TWave;begin// "Make hedgehog say something"if (s[1] = '"') and (s[Length(s)] = '"') then begin if CurrentTeam^.ExtDriven then ParseCommand('/say ' + copy(s, 2, Length(s)-2), true) else ParseCommand('/hogsay '#1 + copy(s, 2, Length(s)-2), true); exit end;// 'Make hedgehog think something'if (s[1] = '''') and (s[Length(s)] = '''') then begin if CurrentTeam^.ExtDriven then ParseCommand('/say ' + copy(s, 2, Length(s)-2), true) else ParseCommand('/hogsay '#2 + copy(s, 2, Length(s)-2), true); exit end;// -Make hedgehog yell something-if (s[1] = '-') and (s[Length(s)] = '-') then begin if CurrentTeam^.ExtDriven then ParseCommand('/say ' + copy(s, 2, Length(s)-2), true) else ParseCommand('/hogsay '#3 + copy(s, 2, Length(s)-2), true); exit end;// These 3 are same as above, only are to make the hedgehog say it on next attackif (s[1] = '/') and (copy(s, 1, 5) = '/hsa ') then begin if CurrentTeam^.ExtDriven then ParseCommand('/say ' + copy(s, 6, Length(s)-5), true) else ParseCommand('/hogsay '#4 + copy(s, 6, Length(s)-5), true); exit end;if (s[1] = '/') and (copy(s, 1, 5) = '/hta ') then begin if CurrentTeam^.ExtDriven then ParseCommand('/say ' + copy(s, 6, Length(s)-5), true) else ParseCommand('/hogsay '#5 + copy(s, 6, Length(s)-5), true); exit end;if (s[1] = '/') and (copy(s, 1, 5) = '/hya ') then begin if CurrentTeam^.ExtDriven then ParseCommand('/say ' + copy(s, 6, Length(s)-5), true) else ParseCommand('/hogsay '#6 + copy(s, 6, Length(s)-5), true); exit end;if (copy(s, 1, 6) = '/team ') and (length(s) > 6) then begin ParseCommand(s, true); exit end;if (s[1] = '/') and (copy(s, 1, 4) <> '/me ') then begin if CurrentTeam^.ExtDriven then exit; for i:= Low(TWave) to High(TWave) do if (s = Wavez[i].cmd) then begin ParseCommand('/taunt ' + char(i), true); exit end; if (s = '/newgrave') then begin ParseCommand('/newgrave', true); exit end; end else ParseCommand('/say ' + s, true);end;procedure KeyPressChat(Key: Longword);const firstByteMark: array[1..4] of byte = (0, $C0, $E0, $F0);var i, btw: integer; utf8: shortstring;beginif Key <> 0 then case Key of {Backspace} 8, 127: if Length(InputStr.s) > 0 then begin InputStr.s[0]:= InputStrL[byte(InputStr.s[0])]; SetLine(InputStr, InputStr.s, true) end; {Esc} 27: SetLine(InputStr, '', true); {Return} 3, 13, 271: begin if Length(InputStr.s) > 0 then begin AcceptChatString(InputStr.s); SetLine(InputStr, '', false) end; FreezeEnterKey; GameState:= gsGame end; else if (Key < $80) then btw:= 1 else if (Key < $800) then btw:= 2 else if (Key < $10000) then btw:= 3 else btw:= 4; utf8:= ''; for i:= btw downto 2 do begin utf8:= char((Key or $80) and $BF) + utf8; Key:= Key shr 6 end; utf8:= char(Key or firstByteMark[btw]) + utf8; if byte(InputStr.s[0]) + btw > 240 then exit; InputStrL[byte(InputStr.s[0]) + btw]:= InputStr.s[0]; SetLine(InputStr, InputStr.s + utf8, true) endend;procedure initModule;begin lastStr:= 0; visibleCount:= 0; showAll:= false; ChatReady:= false; missedCount:= 0;end;procedure freeModule;begin UserNick:= '';end;end.