unit1.h

A*算法的优化范例

#ifndef Unit1H
#define Unit1H
#include <Classes.hpp>
#include <Controls.hpp>
#include <ExtCtrls.hpp>
#include <StdCtrls.hpp>
//---------------------------------------------------------------------------
#include <Forms.hpp>
#include <Dialogs.hpp>
#include <ComCtrls.hpp>
//---------------------------------------------------------------------------
class TfrmMain : public TForm
{
__published:	// IDE-managed Components
        TImage *imgMAP; 
        TButton *btnDRAW;
        TButton *btnERASER;
        TButton *btnSETSTART;
        TButton *btnSETFINISH;
    TButton *btnSaveMap;
    TButton *btnFindPath;
    TSaveDialog *dlgMapSave;
    TButton *btnOpenMap;
    TOpenDialog *dlgOpenMap;
    TButton *btnClearMap;
    TStatusBar *stbMAP;
    TButton *btnClearPath;
    TProgressBar *pgbMAP;
    TRadioGroup *rdgALG;
        void __fastcall imgMAPMouseDown(TObject *Sender,
          TMouseButton Button, TShiftState Shift, int X, int Y);
        void __fastcall imgMAPMouseUp(TObject *Sender, TMouseButton Button,
          TShiftState Shift, int X, int Y);
        void __fastcall imgMAPMouseMove(TObject *Sender, TShiftState Shift,
          int X, int Y);
        void __fastcall btnDRAWClick(TObject *Sender);
        void __fastcall btnERASERClick(TObject *Sender);
        void __fastcall btnSETSTARTClick(TObject *Sender);
        void __fastcall btnSETFINISHClick(TObject *Sender);
        void __fastcall FormCreate(TObject *Sender);
    void __fastcall btnSaveMapClick(TObject *Sender);
    void __fastcall btnFindPathClick(TObject *Sender);
    void __fastcall btnOpenMapClick(TObject *Sender);
    void __fastcall btnClearMapClick(TObject *Sender);
    void __fastcall btnClearPathClick(TObject *Sender);
private:	// User declarations
    int mouse_state, mouse_down; //用来记录鼠标状态(起点、终点)以及按下状态
    TRect rectBrush;
    int start_point_x;
    int start_point_y;
    int finish_point_x;
    int finish_point_y;
    int start_point_old_x;
    int start_point_old_y;
    int finish_point_old_x;
    int finish_point_old_y;
    int MapPathShowExist;

    int CheckMap(); //检查地图
    void ClearMap(); //清空地图
    void ClearMapPath(); //清空地图路径痕迹
    void OpenMAP(AnsiString);  //打开地图
    void SaveMAP(AnsiString);  //保存地图
    void SaveTempMAP(AnsiString);  //保存临时地图
    void setBrush(int, int, int); //设置笔刷
    void SetCost(typePATH); //这是状态栏Cost
    void ShowMapPath(typePATH, clsMAP &); //在地图上显示路径
    void ShowMapPath(typePATH, clsMAP4d &); //在地图上显示路径
    void ShowMapPath(typePATH, clsMAP8dB &); //在地图上显示路径
public:		// User declarations
        __fastcall TfrmMain(TComponent* Owner);
};
//---------------------------------------------------------------------------
extern PACKAGE TfrmMain *frmMain;
//---------------------------------------------------------------------------
#endif