playscn.pas

原版翎风(LF)引擎(M2)源码(Delphi)

      Visible:=FALSE;
      //OnKeyPress:=EdNewIdKeyPress;
      //OnEnter:=EdNewOnEnter;
      Tag := 12;
   end;
   EdChgNewPwd := TEdit.Create (FrmMain.Owner);
   with EdChgNewPwd do begin
      Parent:=FrmMain;
      Height:=16;
      Width:=137;
      Left:=nx+239;
      Top:=ny+176;
      BorderStyle:=bsNone;
      Color:=clBlack;
      Font.Color:=clWhite;
      MaxLength:=10;
      PasswordChar:='*';
      Visible:=FALSE;
      //OnKeyPress:=EdNewIdKeyPress;
      //OnEnter:=EdNewOnEnter;
      Tag:=12;
   end;
   EdChgRePwd := TEdit.Create (FrmMain.Owner);
   with EdChgRePwd do begin
      Parent := FrmMain;
      Height := 16;
      Width  := 137;
      Left := nx+239;
      Top  := ny+208;
      BorderStyle := bsNone;
      Color := clBlack;
      Font.Color := clWhite;
      MaxLength := 10;
      PasswordChar := '*';
      Visible := FALSE;
      //OnKeyPress := EdNewIdKeyPress;
      //OnEnter := EdNewOnEnter;
      Tag := 12;
   end;
   }
end;

destructor TPlayScene.Destroy;
begin
   m_MsgList.Free;
   m_ActorList.Free;
   m_TempList.Free;
   m_GroundEffectList.Free;
   m_EffectList.Free;
   m_FlyList.Free;
   inherited Destroy;
end;
 //游戏主场景的背景音乐（长度：43秒）
procedure TPlayScene.SoundOnTimer (Sender: TObject);
begin
   PlaySound (s_main_theme);
   m_MainSoundTimer.Interval := 46 * 1000;
end;
 //聊天信息输入
procedure TPlayScene.EdChatKeyPress (Sender: TObject; var Key: Char);
begin
   if Key = #13 then begin
      FrmMain.SendSay (EdChat.Text);
      EdChat.Text := '';
      EdChat.Visible := FALSE;
      Key := #0;
   end;
   if Key = #27 then begin
      EdChat.Text := '';
      EdChat.Visible := FALSE;
      Key := #0;
   end;
end;
 //初始化场景
procedure TPlayScene.Initialize;
var
   i: integer;
begin
  //地图
   m_MapSurface := TDirectDrawSurface.Create (frmMain.DxDraw.DDraw);
   m_MapSurface.SystemMemory := TRUE;
   m_MapSurface.SetSize (MAPSURFACEWIDTH+UNITX*4+30, MAPSURFACEHEIGHT+UNITY*4);
   //物品
   m_ObjSurface := TDirectDrawSurface.Create (frmMain.DxDraw.DDraw);
   m_ObjSurface.SystemMemory := TRUE;
   m_ObjSurface.SetSize (MAPSURFACEWIDTH-SOFFX*2, MAPSURFACEHEIGHT);
   //雾
   m_nFogWidth := MAPSURFACEWIDTH - SOFFX * 2;
   m_nFogHeight := MAPSURFACEHEIGHT;
   m_PFogScreen := @m_FogScreen;
   //PFogScreen := AllocMem (FogWidth * FogHeight);
   ZeroMemory (m_PFogScreen, MAPSURFACEHEIGHT * MAPSURFACEWIDTH);

   g_boViewFog := FALSE;
   for i:=0 to MAXLIGHT do
      m_Lights[i].PFog := nil;
   LoadFog;

end;

procedure TPlayScene.Finalize;
begin
   if m_MapSurface <> nil then
      m_MapSurface.Free;
   if m_ObjSurface <> nil then
      m_ObjSurface.Free;
   m_MapSurface := nil;
   m_ObjSurface := nil;
end;
 //场景开始
procedure TPlayScene.OpenScene;
begin
   g_WMainImages.ClearCache;  //肺弊牢 捞固瘤 某矫甫 瘤款促.
   FrmDlg.ViewBottomBox (TRUE);
   //EdChat.Visible := TRUE;
   //EdChat.SetFocus;
   SetImeMode (FrmMain.Handle, LocalLanguage);
   //MainSoundTimer.Interval := 1000;
   //MainSoundTimer.Enabled := TRUE;
end;
 //关闭场景
procedure TPlayScene.CloseScene;
begin
   //MainSoundTimer.Enabled := FALSE;
   SilenceSound;

   EdChat.Visible := FALSE;
   FrmDlg.ViewBottomBox (FALSE);
end;

procedure TPlayScene.OpeningScene;
begin
end;
//刷新场景(游戏角色）
procedure TPlayScene.RefreshScene;
var
   i: integer;
begin
   Map.m_OldClientRect.Left := -1;
   for i:=0 to m_ActorList.Count-1 do
      TActor (m_ActorList[i]).LoadSurface;
end;

procedure TPlayScene.CleanObjects;
var
   i: integer;
begin
   //删除所有非当前玩家角色
   for i := m_ActorList.Count-1 downto 0 do begin
      if TActor(m_ActorList[i]) <> g_MySelf then begin
         TActor(m_ActorList[i]).Free;
         m_ActorList.Delete (i);
      end;
   end;
   m_MsgList.Clear;
   g_TargetCret := nil;
   g_FocusCret := nil;
   g_MagicTarget := nil;
     //清除魔法效果
   for i:=0 to m_GroundEffectList.Count-1 do
      TMagicEff (m_GroundEffectList[i]).Free;
   m_GroundEffectList.Clear;
   for i:=0 to m_EffectList.Count-1 do
      TMagicEff (m_EffectList[i]).Free;
   m_EffectList.Clear;
end;

{---------------------- Draw Map -----------------------}
 //画地图
procedure TPlayScene.DrawTileMap;
var
  i,j, nY,nX,nImgNumber:integer;
  DSurface: TDirectDrawSurface;
begin
  with Map do
    if (m_ClientRect.Left = m_OldClientRect.Left) and (m_ClientRect.Top = m_OldClientRect.Top) then exit;

  Map.m_OldClientRect := Map.m_ClientRect;
  m_MapSurface.Fill(0);

//地图背景 画地面
 if not g_boDrawTileMap then exit;
  with Map.m_ClientRect do begin
    nY := -UNITY * 2;
    for j:=(Top - Map.m_nBlockTop - 1) to (Bottom - Map.m_nBlockTop + 1) do begin
      nX := AAX + 14 -UNITX;
      for i:=(Left - Map.m_nBlockLeft -2) to (Right - Map.m_nBlockLeft + 1) do begin
        if (i >= 0) and (i < LOGICALMAPUNIT * 3) and (j >= 0) and (j < LOGICALMAPUNIT *3) then begin
          nImgNumber := (Map.m_MArr[i, j].wBkImg and $7FFF);
          if nImgNumber > 0 then begin
            if (i mod 2 = 0) and (j mod 2 = 0) then begin
              nImgNumber := nImgNumber - 1;
              DSurface := g_WTilesImages.Images[nImgNumber];
              if Dsurface <> nil then begin
                //Jacky 显示地图内容
//                DrawLine(DSurface);
                m_MapSurface.Draw (nX, nY, DSurface.ClientRect, DSurface, FALSE);
              end;
             end;
           end;
         end;
         Inc (nX, UNITX);
       end;
       Inc (nY, UNITY);
    end;
  end;

//地图中间层
   with Map.m_ClientRect do begin
      nY := -UNITY;
      for j:=(Top - Map.m_nBlockTop-1) to (Bottom - Map.m_nBlockTop+1) do begin
         nX := AAX + 14 -UNITX;
         for i:=(Left - Map.m_nBlockLeft-2) to (Right - Map.m_nBlockLeft+1) do begin
            if (i >= 0) and (i < LOGICALMAPUNIT * 3) and (j >= 0) and (j < LOGICALMAPUNIT * 3) then begin
               nImgNumber := Map.m_MArr[i, j].wMidImg;
               if nImgNumber > 0 then begin
                  nImgNumber := nImgNumber - 1;
                  DSurface := g_WSmTilesImages.Images[nImgNumber];
                  if Dsurface <> nil then
                     m_MapSurface.Draw (nX, nY, DSurface.ClientRect, DSurface, TRUE);
               end;
            end;
            Inc (nX, UNITX);
         end;
         Inc (nY, UNITY);
      end;
   end;

end;



{----------------------- 器弊, 扼捞飘 贸府 -----------------------}


procedure TPlayScene.LoadFog;  //扼捞飘 单捞鸥 佬扁
var
   i, fhandle, w, h, prevsize: integer;
   cheat: Boolean;
begin
   prevsize := 0; //炼累 眉农
   cheat := FALSE;
   for i:=0 to MAXLIGHT do begin
      if FileExists (LightFiles[i]) then begin
         fhandle := FileOpen (LightFiles[i], fmOpenRead or fmShareDenyNone);
         FileRead (fhandle, w, sizeof(integer));
         FileRead (fhandle, h, sizeof(integer));
         m_Lights[i].Width := w;
         m_Lights[i].Height := h;
         m_Lights[i].PFog := AllocMem  (w * h + 8);
         if prevsize < w * h then begin
            FileRead (fhandle, m_Lights[i].PFog^, w*h);
         end else
            cheat := TRUE;
         prevsize := w * h;
         FileClose (fhandle);
      end;
   end;
   if cheat then
      for i:=0 to MAXLIGHT do begin
         if m_Lights[i].PFog <> nil then
            FillChar (m_Lights[i].PFog^, m_Lights[i].Width*m_Lights[i].Height+8, #0);
      end;
end;

procedure TPlayScene.ClearDropItem;
var
  I:Integer;
  DropItem:pTDropItem;
begin
  for I := g_DropedItemList.Count - 1 downto 0 do begin
    DropItem:=g_DropedItemList.Items[I];
    if DropItem = nil then begin
      g_DropedItemList.Delete(I);
      Continue;
    end;
    if (abs(DropItem.x - g_MySelf.m_nCurrX) > 30) and (abs(DropItem.y - g_MySelf.m_nCurrY) > 30) then begin
{$IF DEBUG = 1}
      DScreen.AddChatBoardString (format('DropItem:%s X:%d Y:%d',[DropItem.Name,DropItem.X,DropItem.Y]),clWhite, clRed);
{$IFEND}
      Dispose(DropItem);
      g_DropedItemList.Delete(I);
    end;
  end;
end;

procedure TPlayScene.ClearLightMap;
var
   i, j: integer;
begin
   FillChar (m_LightMap, (LMX+1)*(LMY+1)*SizeOf(TLightMapInfo), 0);
   for i:=0 to LMX do
      for j:=0 to LMY do
         m_LightMap[i, j].Light := -1;
end;

procedure TPlayScene.UpdateBright (x, y, light: integer);
var
   i, j, r, lx, ly: integer;
   pmask: ^ShortInt;
begin
   pmask:=nil;//jacky
   r := -1;
   case light of
      0: begin r := 2; pmask := @LightMask0; end;
      1: begin r := 4; pmask := @LightMask1; end;
      2: begin r := 8; pmask := @LightMask2; end;
      3: begin r := 10; pmask := @LightMask3; end;
      4: begin r := 14; pmask := @LightMask4; end;
      5: begin r := 16; pmask := @LightMask5; end;
   end;
   for i:=0 to r do
      for j:=0 to r do begin
         lx := x-(r div 2)+i;
         ly := y-(r div 2)+j;
         if (lx in [0..LMX]) and (ly in [0..LMY]) then
            m_LightMap[lx, ly].bright := m_LightMap[lx, ly].bright + PShoftInt(integer(pmask) + (i*(r+1) + j) * sizeof(shortint))^;
      end;
end;

function  TPlayScene.CheckOverLight (x, y, light: integer): Boolean;
var
   i, j, r, mlight, lx, ly, count, check: integer;
   pmask: ^ShortInt;
begin
   pmask:=nil;//jacky
   check:=0;//jacky
   r := -1;
   case light of
      0: begin r := 2; pmask := @LightMask0; check := 0; end;
      1: begin r := 4; pmask := @LightMask1; check := 4; end;
      2: begin r := 8; pmask := @LightMask2; check := 8; end;
      3: begin r := 10; pmask := @LightMask3; check := 18; end;
      4: begin r := 14; pmask := @LightMask4; check := 30; end;
      5: begin r := 16; pmask := @LightMask5; check := 40; end;
   end;
   count := 0;
   for i:=0 to r do
      for j:=0 to r do begin
         lx := x-(r div 2)+i;
         ly := y-(r div 2)+j;
         if (lx in [0..LMX]) and (ly in [0..LMY]) then begin
            mlight := PShoftInt(integer(pmask) + (i*(r+1) + j) * sizeof(shortint))^;
            if m_LightMap[lx, ly].bright < mlight then begin
               inc (count, mlight - m_LightMap[lx, ly].bright);
               if count >= check then begin
                  Result := FALSE;
                  exit;
               end;
            end;
         end;
      end;
   Result := TRUE;
end;

procedure TPlayScene.AddLight (x, y, shiftx, shifty, light: integer; nocheck: Boolean);
var
   lx, ly: integer;
begin
   lx := x - g_MySelf.m_nRx + LMX div 2;
   ly := y - g_MySelf.m_nRy + LMY div 2;
   if (lx >= 1) and (lx < LMX) and (ly >= 1) and (ly < LMY) then begin
      if m_LightMap[lx, ly].light < light then begin
         if not CheckOverLight(lx, ly, light) or nocheck then begin // > LightMap[lx, ly].light then begin
            UpdateBright (lx, ly, light);
            m_LightMap[lx, ly].light := light;
            m_LightMap[lx, ly].Shiftx := shiftx;