下面是头文件：
//---------------------------------------------------------------------------
#ifndef Unit1H
#define Unit1H
//---------------------------------------------------------------------------
#include <Classes.hpp>
#include <Controls.hpp>
#include <StdCtrls.hpp>
#include <Forms.hpp>
#include <Buttons.hpp>
#include <ExtCtrls.hpp>
#include <Graphics.hpp>
//---------------------------------------------------------------------------
class TForm1 : public TForm
{
__published: // IDE-managed Components
TImage *Image1;
TBitBtn *BitBtn1;
TBitBtn *BitBtn2;
TBitBtn *BitBtn3;
TBitBtn *BitBtn4;
TBitBtn *BitBtn5;
TBitBtn *BitBtn6;
TBitBtn *BitBtn7;
TBitBtn *BitBtn8;
TBitBtn *BitBtn9;
TBitBtn *BitBtn10;
TBitBtn *BitBtn11;
TBitBtn *BitBtn12;
TBitBtn *BitBtn13;
TBitBtn *BitBtn14;
TBitBtn *BitBtn15;
TBitBtn *BitBtn16;
TBitBtn *BitBtn17;
TBitBtn *BitBtn18;
TStaticText *StaticText1;
TBitBtn *BitBtn19;
TBitBtn *BitBtn20;
TBitBtn *BitBtn21;
void __fastcall FormCreate(TObject *Sender);
void __fastcall BitBtn1Click(TObject *Sender);
void __fastcall BitBtn2Click(TObject *Sender);
void __fastcall BitBtn3Click(TObject *Sender);
void __fastcall BitBtn4Click(TObject *Sender);
void __fastcall BitBtn5Click(TObject *Sender);
void __fastcall BitBtn6Click(TObject *Sender);
void __fastcall BitBtn7Click(TObject *Sender);
void __fastcall BitBtn8Click(TObject *Sender);
void __fastcall BitBtn9Click(TObject *Sender);
void __fastcall BitBtn10Click(TObject *Sender);
void __fastcall BitBtn11Click(TObject *Sender);
void __fastcall BitBtn12Click(TObject *Sender);
void __fastcall BitBtn13Click(TObject *Sender);
void __fastcall BitBtn14Click(TObject *Sender);
void __fastcall BitBtn15Click(TObject *Sender);
void __fastcall BitBtn16Click(TObject *Sender);
void __fastcall BitBtn17Click(TObject *Sender);
void __fastcall BitBtn18Click(TObject *Sender);
void __fastcall BitBtn19Click(TObject *Sender);
void __fastcall BitBtn20Click(TObject *Sender);
void __fastcall BitBtn21Click(TObject *Sender);
private: // User declarations
BITMAP bmp;
HRGN MyRgn;
Graphics::TBitmap *Bitmap1;
int i,j;
int WidthHalf;
int HeightHalf;
TRect Dest1,Source1,Dest2,Source2;
public: // User declarations
__fastcall TForm1(TComponent* Owner);
};
//---------------------------------------------------------------------------
extern PACKAGE TForm1 *Form1;
//---------------------------------------------------------------------------
#endif
///////////////////////////////////////////////////////////////////////
下面是CPP文件
#include <vcl.h>
#pragma hdrstop
#include "Unit1.h"
#include "math.h"
//---------------------------------------------------------------------------
#pragma package(smart_init)
#pragma resource "*.dfm"
TForm1 *Form1;
//---------------------------------------------------------------------------
__fastcall TForm1::TForm1(TComponent* Owner)
: TForm(Owner)
{
}
//---------------------------------------------------------------------------
void __fastcall TForm1::FormCreate(TObject *Sender)
{
Form1->BorderStyle = bsNone;
Form1->Left = 0;
Form1->Top = 0;
Form1->Width = Screen->Width;
Form1->Height = Screen->Height;//窗体全屏显示
Bitmap1 = new Graphics::TBitmap();//定义一个图象句柄//
Bitmap1->LoadFromFile("test.bmp");//设定所要特效显示的图象为factory.bmp//
if(GetDeviceCaps(Form1->Canvas->Handle,BITSPIXEL)==8){//取得显示窗口的颜色属性
GetObject(Bitmap1->Handle,sizeof(BITMAP),(LPSTR)&bmp);
if (bmp.bmBitsPixel==8){//如果特效显示的图象颜色属性为256色//
SelectPalette(Form1->Canvas->Handle,Bitmap1->Palette,FALSE);//从特效显示的颜色画板中提取配色方案//
RealizePalette(Form1->Canvas->Handle); //在显示窗口中设置配色方案//
}
Bitmap1->HandleType=bmDDB;
}
}
//---------------------------------------------------------------------------
void __fastcall TForm1::BitBtn1Click(TObject *Sender)
{//图象从中间向左右拉开！
Form1->Refresh();
WidthHalf=Bitmap1->Width/2+Bitmap1->Width%2;
for(i=0;i<=WidthHalf; i++){
Dest1=Rect(WidthHalf-i,0,WidthHalf+i,Bitmap1->Height);
Source1=Rect(WidthHalf-i,0,WidthHalf+i,Bitmap1->Height);
Form1->Canvas->CopyRect(Dest1,Bitmap1->Canvas,Source1);
for(j=0;j<10000;j++);//图像的延迟显示//
}
}
//---------------------------------------------------------------------------
void __fastcall TForm1::BitBtn2Click(TObject *Sender)
{//图象由左右拉向中间！
Form1->Refresh();
WidthHalf=Bitmap1->Width/2+Bitmap1->Width%2;
Form1->Refresh();
for(i=0;i<=WidthHalf;i++){
Source1=Dest1=Rect(0,0,i,Bitmap1->Height);
Source2=Dest2=Rect(Bitmap1->Width-i,0,Bitmap1->Width,Bitmap1->Height);
Form1->Canvas->CopyRect(Dest1,Bitmap1->Canvas,Source1);
Form1->Canvas->CopyRect(Dest2,Bitmap1->Canvas,Source2);
for(j=0;j<10000;j++);
}
}
//---------------------------------------------------------------------------
void __fastcall TForm1::BitBtn3Click(TObject *Sender)
{//图象从中间分到两边
Form1->Refresh();
HeightHalf=Bitmap1->Height/2+Bitmap1->Height%2;
for(i=0;i<=HeightHalf;i++){
Dest1=Rect(0,HeightHalf-i,Bitmap1->Width,HeightHalf);
Source1=Rect(0,0,Bitmap1->Width,i);
Dest2=Rect(0,HeightHalf,Bitmap1->Width,HeightHalf+i);
Source2=Rect(0,Bitmap1->Height-i,Bitmap1->Width,Bitmap1->Height);
Form1->Canvas->CopyRect(Dest1,Bitmap1->Canvas,Source1);
Form1->Canvas->CopyRect(Dest2,Bitmap1->Canvas,Source2);
for(j=0;j<10000;j++);
}
}
//---------------------------------------------------------------------------
void __fastcall TForm1::BitBtn4Click(TObject *Sender)
{//图象从两边靠拢
Form1->Refresh();
HeightHalf=Bitmap1->Height/2+Bitmap1->Height%2;
for(i=0;i<=HeightHalf;i++){
Dest1=Rect(0,0,Bitmap1->Width,i);
Source1=Rect(0,HeightHalf-i,Bitmap1->Width,HeightHalf);
Dest2=Rect(0,Bitmap1->Height-i,
Bitmap1->Width,Bitmap1->Height);
Source2=Rect(0,HeightHalf,Bitmap1->Width,HeightHalf+i);
Form1->Canvas->CopyRect(Dest1,Bitmap1->Canvas,Source1);
Form1->Canvas->CopyRect(Dest2,Bitmap1->Canvas,Source2);
for(j=0;j<10000;j++);
}
}
//---------------------------------------------------------------------------
void __fastcall TForm1::BitBtn5Click(TObject *Sender)
{//图象从左拉向右
Form1->Refresh();
for(i=Bitmap1->Width;i>=0;i--){
Dest1=Rect(0,0,Bitmap1->Width-i,Bitmap1->Height);
Source1=Rect(i,0,Bitmap1->Width,Bitmap1->Height);
Form1->Canvas->CopyRect(Dest1,Bitmap1->Canvas,Source1);
for(j=0;j<10000;j++);
}
}
//---------------------------------------------------------------------------
void __fastcall TForm1::BitBtn6Click(TObject *Sender)
{//图象从右拉到左
Form1->Refresh();
for(i=0;i<=Bitmap1->Width;i++){
Dest1=Rect(Bitmap1->Width-i,0,Bitmap1->Width,Bitmap1->Height);
Source1=Rect(0,0,i,Bitmap1->Height);
Form1->Canvas->CopyRect(Dest1,Bitmap1->Canvas,Source1);
for(j=0;j<10000;j++);
}
}
//---------------------------------------------------------------------------
void __fastcall TForm1::BitBtn7Click(TObject *Sender)
{//图象从上拉到下
Form1->Refresh();
for(i=0;i<=Bitmap1->Height;i++){
Dest1=Rect(0,0,Bitmap1->Width,i);
Source1=Rect(0,Bitmap1->Height-i,Bitmap1->Width,Bitmap1->Height);
Form1->Canvas->CopyRect(Dest1,Bitmap1->Canvas,Source1);
for(j=0;j<1;j++);
}
}
//---------------------------------------------------------------------------
void __fastcall TForm1::BitBtn8Click(TObject *Sender)
{//图象从下拉到上
Form1->Refresh();
for(i=0;i<=Bitmap1->Height;i++){
Dest1 =Rect(0,Bitmap1->Height-i,Bitmap1->Width,
Bitmap1->Height);
Source1 =Rect(0,0,Bitmap1->Width,i);
Form1->Canvas->CopyRect(Dest1,Bitmap1->Canvas,Source1);
for(j=0;j<10000;j++);
}
}
//---------------------------------------------------------------------------
void __fastcall TForm1::BitBtn9Click(TObject *Sender)
{//图象从左现到右
Form1->Refresh();
for(i=0;i<=Bitmap1->Width;i++){
Dest1 =Rect(0,0,i,Bitmap1->Height);
Source1 =Rect(0,0,i,Bitmap1->Height);
Form1->Canvas->CopyRect(Dest1,Bitmap1->Canvas,Source1);
for(j=0;j<10000;j++);
}
}
//---------------------------------------------------------------------------
void __fastcall TForm1::BitBtn10Click(TObject *Sender)
{//图象从右现到左
Form1->Refresh();
for(i=Bitmap1->Width;i>=0;i--){
Dest1 =Rect(i+0,0,0+Bitmap1->Width,0+Bitmap1->Height);
Source1 =Rect(i,0,Bitmap1->Width,Bitmap1->Height);
Form1->Canvas->CopyRect(Dest1,Bitmap1->Canvas,Source1);
for(j=0;j<10000;j++);
}
}
//---------------------------------------------------------------------------
void __fastcall TForm1::BitBtn11Click(TObject *Sender)
{//图象从上现到下
Form1->Refresh();
for(i=0;i<=Bitmap1->Height;i++){
Dest1 =Rect(0,0,Bitmap1->Width+0,i+0);
Source1 =Rect(0,0,Bitmap1->Width,i);
Form1->Canvas->CopyRect(Dest1,Bitmap1->Canvas,Source1);
for(j=0;j<10000;j++);
}
}
//---------------------------------------------------------------------------
void __fastcall TForm1::BitBtn12Click(TObject *Sender)
{//图象从下现到上
Form1->Refresh();
for(i=Bitmap1->Height;i>=0;i--){
Dest1=Rect(0,i+0,Bitmap1->Width+0,Bitmap1->Height+0);
Source1=Rect(0,i,Bitmap1->Width,Bitmap1->Height);
Form1->Canvas->CopyRect(Dest1,Bitmap1->Canvas,Source1);
for(j=0;j<10000;j++);
}
}
//---------------------------------------------------------------------------
void __fastcall TForm1::BitBtn13Click(TObject *Sender)
{//金属熔铸A
Form1->Refresh();
for(i=Bitmap1->Height;i>=0;i--){
Source1 =Rect(0,i,Bitmap1->Width,i+1);
for(int j1=0;j1<=i;j1++){
Dest1 =Rect(0 ,j1,Bitmap1->Width+0,j1+1);
Form1->Canvas->CopyRect(Dest1,Bitmap1->Canvas,Source1);
for(j=0;j<10000;j++);
}
}
}
//---------------------------------------------------------------------------
void __fastcall TForm1::BitBtn14Click(TObject *Sender)
{//逆金属熔铸
Form1->Refresh();
for(i=0;i<=Bitmap1->Height;i++){
Source1 =Rect(0,i,Bitmap1->Width,i+1);
for(int j1=Bitmap1->Height-1;j1>=i;j1--){
Dest1 =Rect(0,j1,Bitmap1->Width,j1+1);
Form1->Canvas->CopyRect(Dest1,Bitmap1->Canvas,Source1);
for(j=0;j<10000;j++);
}
}
}
//---------------------------------------------------------------------------
void __fastcall TForm1::BitBtn15Click(TObject *Sender)
{
Form1->Refresh();
int j1=sqrt(Bitmap1->Width*Bitmap1->Width+
Bitmap1->Height*Bitmap1->Height)/2+4;
for (i=1;i<j1;i++){
MyRgn=CreateEllipticRgn(Bitmap1->Width/2-i,
Bitmap1->Height/2-i,
Bitmap1->Width/2+i,
Bitmap1->Height/2+i);
SelectObject(Canvas->Handle,MyRgn);
Canvas->Draw(0,0,Bitmap1);
DeleteObject(MyRgn);
for(j=0;j<10000;j++);
}
}
//---------------------------------------------------------------------------
void __fastcall TForm1::BitBtn16Click(TObject *Sender)
{
Form1->Refresh();
HeightHalf=Bitmap1->Height/2+Bitmap1->Height%2;
Source1=Rect(0,0,Bitmap1->Width,HeightHalf);
Source2=Rect(0,HeightHalf,Bitmap1->Width,Bitmap1->Height);
for(i=0;i<=Bitmap1->Width;i++){
Dest1=Rect(0-Bitmap1->Width+i,0,i,0+HeightHalf);
Dest2=Rect(Bitmap1->Width-i,HeightHalf,Bitmap1->Width+Bitmap1->Width-i,Bitmap1->Height+0);
Form1->Canvas->MoveTo(0-Bitmap1->Width+i-1,0);
Form1->Canvas->LineTo(0-Bitmap1->Width+i-1,HeightHalf);
Form1->Canvas->CopyRect(Dest1,Bitmap1->Canvas,Source1);
Form1->Canvas->MoveTo(Bitmap1->Width+Bitmap1->Width-i,0);
Form1->Canvas->LineTo(Bitmap1->Width+Bitmap1->Width-i,Bitmap1->Height);
Form1->Canvas->CopyRect(Dest2,Bitmap1->Canvas,Source2);
for(j=0;j<10000;j++);
}
}
//---------------------------------------------------------------------------
void __fastcall TForm1::BitBtn17Click(TObject *Sender)
{
Form1->Refresh();
WidthHalf=Bitmap1->Width/2+Bitmap1->Width%2;
Source1=Rect(0,0,WidthHalf,Bitmap1->Height);
Source2=Rect(WidthHalf,0,Bitmap1->Width,Bitmap1->Height);
for(i=0;i<=Bitmap1->Height;i++){
Dest1=Rect(0,0-Bitmap1->Height+i,WidthHalf,0+i);//Bitmap1->Width
Dest2=Rect(WidthHalf,Bitmap1->Height-i,Bitmap1->Width,0+i);//Bitmap1->Height+1);
Canvas->MoveTo(0,0-Bitmap1->Height+i-1);
Form1->Canvas->LineTo(WidthHalf,0-Bitmap1->Height+i-1);
Form1->Canvas->CopyRect(Dest1,Bitmap1->Canvas,Source1);
Form1->Canvas->MoveTo(WidthHalf,
Bitmap1->Height+Bitmap1->Height-i);
Form1->Canvas->LineTo(Bitmap1->Width,
Bitmap1->Height+Bitmap1->Height-i);
Form1->Canvas->CopyRect(Dest2,Bitmap1->Canvas,Source2);
for(j=0;j<10000;j++);
}
}
//---------------------------------------------------------------------------
void __fastcall TForm1::BitBtn18Click(TObject *Sender)
{
Form1->Refresh();
WidthHalf=Bitmap1->Width/2+Bitmap1->Width%2;
Source1=Rect(0,0,WidthHalf,Bitmap1->Height);
Source2=Rect(WidthHalf,0,Bitmap1->Width,Bitmap1->Height);
for(i=0;i<=Bitmap1->Height;i++){
Dest1=Rect(0,0-Bitmap1->Height+i,WidthHalf,0+i);//Bitmap1->Width
Dest2=Rect(WidthHalf,Bitmap1->Height-i,Bitmap1->Width,i-0);
Canvas->MoveTo(0,0-Bitmap1->Height+i-1);
Form1->Canvas->LineTo(WidthHalf,0-Bitmap1->Height+i-1);
Form1->Canvas->CopyRect(Dest1,Bitmap1->Canvas,Source1);
Form1->Canvas->MoveTo(WidthHalf,
Bitmap1->Height+Bitmap1->Height-i);
Form1->Canvas->LineTo(Bitmap1->Width,
Bitmap1->Height+Bitmap1->Height-i);
Form1->Canvas->CopyRect(Dest2,Bitmap1->Canvas,Source2);
for(j=0;j<10000;j++);
}
}
//---------------------------------------------------------------------------
void __fastcall TForm1::BitBtn19Click(TObject *Sender)
{
Form1->Refresh();
Source2=Rect(0,0,Bitmap1->Width,Bitmap1->Height);
for(i=0;i<=Bitmap1->Height;i++){
Dest2=Rect(0,Bitmap1->Height-i,Bitmap1->Width,i-0);
Canvas->MoveTo(0,0-Bitmap1->Height+i-1);
Form1->Canvas->MoveTo(0,Bitmap1->Height+Bitmap1->Height-i);
Form1->Canvas->LineTo(Bitmap1->Width,Bitmap1->Height+Bitmap1->Height-i);
Form1->Canvas->CopyRect(Dest2,Bitmap1->Canvas,Source2);
for(j=0;j<10000;j++);
}
}
//---------------------------------------------------------------------------
void __fastcall TForm1::BitBtn20Click(TObject *Render)
{
Form1->Refresh();
Source2=Rect(0,Bitmap1->Height,Bitmap1->Width,0);
for(i=0;i<=Bitmap1->Width;i++){
Dest2=Rect(i-0,Bitmap1->Height,Bitmap1->Width-i,0);
Canvas->MoveTo(0-Bitmap1->Width+i-1,0);
Form1->Canvas->MoveTo(Bitmap1->Width+Bitmap1->Width-i,0);
Form1->Canvas->LineTo(Bitmap1->Width+Bitmap1->Width-i,Bitmap1->Height);
Form1->Canvas->CopyRect(Dest2,Bitmap1->Canvas,Source2);
for(j=0;j<10000;j++);
}
}
//---------------------------------------------------------------------------
void __fastcall TForm1::BitBtn21Click(TObject *Sender)
{
Application->Terminate();
}
//---------------------------------------------------------------------------
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