tpPeg.pas 6.1 KB

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  1. unit tpPeg;
  2. interface
  3. uses
  4. Classes, tpGatherTree, ZhAPI, mPegFilter;
  5. type
  6. TtpPegNode = class
  7. private
  8. FRelaNode: TtpGatherTreeNode;
  9. FRelaGclNodes: TList;
  10. FBeginPeg: string;
  11. FEndPeg: string;
  12. FBeginPegNum: Double;
  13. FEndPegNum: Double;
  14. procedure LoadGclNodes(ANode: TtpGatherTreeNode);
  15. function GetPeg: string;
  16. function GetPegLength: Double;
  17. public
  18. constructor Create(ANode: TtpGatherTreeNode; APegFilter: TPegFilter);
  19. destructor Destroy; override;
  20. function IsPegIn(ABeginPegNum, AEndPegNum: Double): Boolean;
  21. function IsPegRela(ABeginPegNum, AEndPegNum: Double): Boolean;
  22. procedure LoadRelaGclNodes;
  23. property RelaNode: TtpGatherTreeNode read FRelaNode;
  24. property RelaGclNodes: TList read FRelaGclNodes;
  25. property Peg: string read GetPeg;
  26. property BeginPeg: string read FBeginPeg;
  27. property EndPeg: string read FEndPeg;
  28. property BeginPegNum: Double read FBeginPegNum;
  29. property EndPegNum: Double read FEndPegNum;
  30. property PegLength: Double read GetPegLength;
  31. end;
  32. TtpPegList = class
  33. private
  34. FPegNodes: TList;
  35. FBeginPegNum: Double;
  36. FEndPegNum: Double;
  37. FTotalPrice: Double;
  38. function GetPeg(AIndex: Integer): TtpPegNode;
  39. function GetCount: Integer;
  40. function GetBeginPeg: string;
  41. function GetEndPeg: string;
  42. public
  43. constructor Create;
  44. destructor Destroy; override;
  45. procedure Clear;
  46. procedure SortPegs;
  47. procedure SaveDebugData(const AFileName: string);
  48. procedure AddPegs(APeg: TtpPegNode);
  49. procedure LoadRelaGclNodes;
  50. function TrialTotalPrice(ABeginPegNum, AEndPegNum: Double): Double;
  51. property Count: Integer read GetCount;
  52. property Peg[AIndex: Integer]: TtpPegNode read GetPeg;
  53. property BeginPegNum: Double read FBeginPegNum;
  54. property BeginPeg: string read GetBeginPeg;
  55. property EndPegNum: Double read FEndPegNum;
  56. property EndPeg: string read GetEndPeg;
  57. property TotalPrice: Double read FTotalPrice;
  58. end;
  59. implementation
  60. uses Math, SysUtils, UtilMethods, CacheTree;
  61. { TtpPegNode }
  62. constructor TtpPegNode.Create(ANode: TtpGatherTreeNode; APegFilter: TPegFilter);
  63. begin
  64. FRelaNode := ANode;
  65. FRelaGclNodes := TList.Create;
  66. FBeginPeg := APegFilter.BeginPeg;
  67. FBeginPegNum := APegFilter.BeginPegNum;
  68. if APegFilter.EndPeg = '' then
  69. begin
  70. FEndPeg := FBeginPeg;
  71. FEndPegNum := FBeginPegNum;
  72. end
  73. else
  74. begin
  75. FEndPeg := APegFilter.EndPeg;
  76. FEndPegNum := APegFilter.EndPegNum;
  77. end;
  78. end;
  79. destructor TtpPegNode.Destroy;
  80. begin
  81. FRelaGclNodes.Free;
  82. inherited;
  83. end;
  84. function TtpPegNode.GetPeg: string;
  85. begin
  86. Result := RelaNode.Name;
  87. end;
  88. function TtpPegNode.GetPegLength: Double;
  89. begin
  90. Result := FEndPegNum - FBeginPegNum;
  91. end;
  92. function TtpPegNode.IsPegIn(ABeginPegNum, AEndPegNum: Double): Boolean;
  93. begin
  94. Result := (FBeginPegNum >= ABeginPegNum) and (FEndPegNum <= AEndPegNum);
  95. end;
  96. function TtpPegNode.IsPegRela(ABeginPegNum, AEndPegNum: Double): Boolean;
  97. begin
  98. Result := ((FBeginPegNum < ABeginPegNum) and (FEndPegNum > ABeginPegNum)) or
  99. ((FBeginPegNum < AEndPegNum) and (FEndPegNum > AEndPegNum));
  100. end;
  101. procedure TtpPegNode.LoadGclNodes(ANode: TtpGatherTreeNode);
  102. var
  103. vChild: TtpGatherTreeNode;
  104. begin
  105. if not Assigned(ANode) then Exit;
  106. if Assigned(ANode.FirstChild) then
  107. begin
  108. vChild := TtpGatherTreeNode(ANode.FirstChild);
  109. while Assigned(vChild) do
  110. begin
  111. LoadGclNodes(vChild);
  112. vChild := TtpGatherTreeNode(vChild.NextSibling);
  113. end;
  114. end
  115. else if ANode.B_Code <> '' then
  116. begin
  117. FRelaGclNodes.Add(ANode);
  118. ANode.RelaPeg := True;
  119. end;
  120. end;
  121. procedure TtpPegNode.LoadRelaGclNodes;
  122. begin
  123. FRelaGclNodes.Clear;
  124. LoadGclNodes(FRelaNode);
  125. end;
  126. { TtpPegList }
  127. procedure TtpPegList.Clear;
  128. begin
  129. FTotalPrice := 0;
  130. ClearObjects(FPegNodes);
  131. end;
  132. constructor TtpPegList.Create;
  133. begin
  134. FPegNodes := TList.Create;
  135. FBeginPegNum := 0;
  136. FEndPegNum := 0;
  137. FTotalPrice := 0;
  138. end;
  139. destructor TtpPegList.Destroy;
  140. begin
  141. Clear;
  142. FPegNodes.Free;
  143. inherited;
  144. end;
  145. function TtpPegList.GetPeg(AIndex: Integer): TtpPegNode;
  146. begin
  147. Result := TtpPegNode(FPegNodes.Items[AIndex]);
  148. end;
  149. function TtpPegList.GetCount: Integer;
  150. begin
  151. Result := FPegNodes.Count;
  152. end;
  153. procedure TtpPegList.SaveDebugData(const AFileName: string);
  154. var
  155. i: Integer;
  156. sgs: TStringList;
  157. vPeg: TtpPegNode;
  158. begin
  159. sgs := TStringList.Create;
  160. try
  161. for i := 0 to Count - 1 do
  162. begin
  163. vPeg := Peg[i];
  164. sgs.Add(Format('×®ºÅ%s: Æðµã: %f ÖÕµã: %f', [vPeg.Peg, vPeg.BeginPegNum, vPeg.EndPegNum]));
  165. end;
  166. finally
  167. sgs.SaveToFile(AFileName);
  168. sgs.Free;
  169. end;
  170. end;
  171. procedure TtpPegList.SortPegs;
  172. function PegCompare(Item1, Item2: Pointer): Integer;
  173. var
  174. vPeg1, vPeg2: TtpPegNode;
  175. begin
  176. vPeg1 := TtpPegNode(Item1);
  177. vPeg2 := TtpPegNode(Item2);
  178. if vPeg1.BeginPegNum > vPeg2.BeginPegNum then
  179. Result := 1
  180. else if vPeg1.BeginPegNum < vPeg2.BeginPegNum then
  181. Result := -1
  182. else if vPeg1.PegLength > vPeg2.PegLength then
  183. Result := 1
  184. else if vPeg1.PegLength < vPeg2.PegLength then
  185. Result := -1
  186. else
  187. Result := 0;
  188. end;
  189. begin
  190. FPegNodes.Sort(@PegCompare);
  191. end;
  192. procedure TtpPegList.AddPegs(APeg: TtpPegNode);
  193. begin
  194. FPegNodes.Add(APeg);
  195. FBeginPegNum := Min(FBeginPegNum, APeg.BeginPegNum);
  196. FEndPegNum := Max(FEndPegNum, APeg.EndPegNum);
  197. FTotalPrice := FTotalPrice + APeg.RelaNode.TotalPrice;
  198. end;
  199. procedure TtpPegList.LoadRelaGclNodes;
  200. var
  201. iPeg: Integer;
  202. vPeg: TtpPegNode;
  203. begin
  204. for iPeg := 0 to FPegNodes.Count - 1 do
  205. begin
  206. vPeg := TtpPegNode(FPegNodes.Items[iPeg]);
  207. vPeg.LoadRelaGclNodes;
  208. end;
  209. end;
  210. function TtpPegList.GetBeginPeg: string;
  211. begin
  212. Result := Num2Peg(FBeginPegNum);
  213. end;
  214. function TtpPegList.GetEndPeg: string;
  215. begin
  216. Result := Num2Peg(FEndPegNum);
  217. end;
  218. function TtpPegList.TrialTotalPrice(ABeginPegNum,
  219. AEndPegNum: Double): Double;
  220. var
  221. iPeg: Integer;
  222. vPegNode: TtpPegNode;
  223. begin
  224. Result := 0;
  225. for iPeg := 0 to FPegNodes.Count - 1 do
  226. begin
  227. vPegNode := Peg[iPeg];
  228. if vPegNode.IsPegIn(ABeginPegNum, AEndPegNum) then
  229. Result := Result + vPegNode.RelaNode.TotalPrice;
  230. end;
  231. end;
  232. end.