mainform.cpp

C++ BUILDER精彩编程实例集锦(源码)3 第五部分 系统编程 第六部分 数据库应用

//---------------------------------------------------------------------------

#include <vcl.h>
#pragma hdrstop

#include "MainForm.h"
//---------------------------------------------------------------------------
#pragma package(smart_init)
#pragma resource "*.dfm"
TForm1 *Form1;
//---------------------------------------------------------------------------
__fastcall TForm1::TForm1(TComponent* Owner)
        : TForm(Owner)
{
}
//---------------------------------------------------------------------------
void __fastcall TForm1::BitBtn1Click(TObject *Sender)
{
   this->Chart1->Title->Text->Strings[0]="国家面积大小对比图";
   this->Chart1->LeftAxis->Title->Caption="国家面积";
   this->Chart1->BottomAxis->Title->Caption="国家名称";
   for(int i=0;i<Table1->RecordCount;i++)
   {
     this->Series1->Add(this->Table1->FieldValues["Area"],this->Table1->FieldValues["Name"],clBlue);
     this->Table1->Next();
   }
}
//---------------------------------------------------------------------------

void __fastcall TForm1::BitBtn2Click(TObject *Sender)
{
  this->Chart1->Print();
}
//---------------------------------------------------------------------------