unit1.pas

可爱的小新在屏幕上来回跑动。在跑动过程中

unit Unit1;

interface

uses
  Windows, Messages, SysUtils, Variants, Classes, Graphics, Controls, Forms,
  Dialogs, StdCtrls, jpeg, ExtCtrls;

type
  TForm1 = class(TForm)
    ScrollBar1: TScrollBar;
    Image1: TImage;
    Label1: TLabel;
    Timer1: TTimer;
    RadioGroup1: TRadioGroup;
    Memo1: TMemo;
    Button1: TButton;
    Edit1: TEdit;
    procedure ScrollBar1Change(Sender: TObject);
    procedure Timer1Timer(Sender: TObject);
    procedure Image1Click(Sender: TObject);
    procedure Label1Click(Sender: TObject);
    procedure FormCreate(Sender: TObject);
    procedure Label1MouseUp(Sender: TObject; Button: TMouseButton;
      Shift: TShiftState; X, Y: Integer);
    procedure Label1MouseDown(Sender: TObject; Button: TMouseButton;
      Shift: TShiftState; X, Y: Integer);
    procedure Button1Click(Sender: TObject);
    procedure RadioGroup1Click(Sender: TObject);
    procedure Edit1Change(Sender: TObject);
  private
    { Private declarations }
  public
    { Public declarations }
  end;

var
  Form1: TForm1;
 flag,n:integer;
implementation

{$R *.dfm}

procedure TForm1.ScrollBar1Change(Sender: TObject);
begin
Form1.AlphaBlendValue :=ScrollBar1.Position;
image1.Width:=ScrollBar1.Position;
end;
procedure TForm1.Timer1Timer(Sender: TObject);
//var flag:integer;
begin

if (n<>0) and (flag=0) then
begin
n:=n-5 ;

end;
if n=0 then
flag:=1;
if (n=0) or (flag=1) then
n:=n+5;
if n=255 then
flag:=0;
ScrollBar1.Position:=n;
label1.Height:=ScrollBar1.Position ;
label1.Font.Size:=label1.Height;
end;

procedure TForm1.Image1Click(Sender: TObject);
begin
close;
end;

procedure TForm1.Label1Click(Sender: TObject);
begin
// close;
end;

procedure TForm1.FormCreate(Sender: TObject);
begin
 self.DoubleBuffered:=true;
end;

procedure TForm1.Label1MouseUp(Sender: TObject; Button: TMouseButton;
  Shift: TShiftState; X, Y: Integer);
begin
label1.Font.Color:=clred;
end;

procedure TForm1.Label1MouseDown(Sender: TObject; Button: TMouseButton;
  Shift: TShiftState; X, Y: Integer);
begin
 label1.Font.Color:=clyellow;
end;

procedure TForm1.Button1Click(Sender: TObject);
begin
memo1.Lines.LoadFromFile('e://动感小人/1.txt');
end;

procedure TForm1.RadioGroup1Click(Sender: TObject);
var i:integer;
begin
i:=RadioGroup1.ItemIndex;
case i of
0:
 begin
label1.Font.Color:=clred;
memo1.Lines.Text:='red';
RadioGroup1.Caption:='red';
end;
1:
 begin
label1.Font.Color:=clyellow;
memo1.Lines.Text:='yellow'; RadioGroup1.Caption:='yellow';
end;
2:
 begin
label1.Font.Color:=clgreen;
memo1.Lines.Text:='green';RadioGroup1.Caption:='green';
end;
end;
end;

procedure TForm1.Edit1Change(Sender: TObject);
begin
button1.Caption:=edit1.Text;
label1.Caption:= edit1.Text;
end;

end.