unit1.cpp

<<C++Builder 6实用编程100例>>随书光盘

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

#include <vcl.h>
#pragma hdrstop

#include "Unit1.h"
//---------------------------------------------------------------------------
#pragma package(smart_init)
#pragma resource "*.dfm"
TForm1 *Form1;
//---------------------------------------------------------------------------
__fastcall TForm1::TForm1(TComponent* Owner)
        : TForm(Owner)
{
}
//---------------------------------------------------------------------------

void __fastcall TForm1::Button1Click(TObject *Sender)
{
        Form1->Canvas->Font->Size=15;
        Form1->Canvas->TextOut(110,8,"Welcome, C++ Builder !!");
        char z;
        int X,Y;
        int i;
        for(i=0;i<=26;i++)
        {
                z='A'+i;
                X=random(Image1->Width);
                Y=random(Image1->Height);
                Image1->Canvas->TextOut(X,Y,z);
        }
}
//---------------------------------------------------------------------------

void __fastcall TForm1::Button2Click(TObject *Sender)
{
        Image1->Canvas->FillRect(ClientRect);
}
//---------------------------------------------------------------------------