procedure
FormCreate(Sender: TObject);
begin
Image1
.
Picture
.
LoadFromFile(
'picture.bmp'
);
Image1
.
Width := Image1
.
Picture
.
Width;
Image1
.
Height := Image1
.
Picture
.
Height;
end
;
procedure
Image1MouseDown(Sender: TObject; Button: TMouseButton; Shift: TShiftState; X, Y:
Integer
);
begin
CursorStartPosY := Y;
CursorStartPosX := X;
end
;
procedure
Image1MouseMove(Sender: TObject; Shift: TShiftState; X, Y:
Integer
);
begin
if
(ssLeft
in
Shift)
then
begin
Image1
.
Top := Image1
.
Top - (CursorStartPosY-Y);
Image1
.
Left := Image1
.
Left - (CursorStartPosX-X);
if
Image1
.
Top < Panel1
.
Height - Image1
.
Height
then
Image1
.
Top := Panel1
.
Height - Image1
.
Height;
if
Image1
.
Left < Panel1
.
Width - Image1
.
Width
then
Image1
.
Left := Panel1
.
Width - Image1
.
Width;
if
Image1
.
Top >
0
then
Image1
.
Top :=
0
;
if
Image1
.
Left >
0
then
Image1
.
Left :=
0
;
end
;
end
;