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| //---------------------------------------------------------------------------
#include <vcl.h>
#pragma hdrstop
#include "Unit1.h"
//---------------------------------------------------------------------------
#pragma package(smart_init)
#pragma resource "*.dfm"
TForm1 *Form1;
//bool fall;
//---------------------------------------------------------------------------
__fastcall TForm1::TForm1(TComponent* Owner)
: TForm(Owner)
{
}
//---------------------------------------------------------------------------
class ball //мяч
{
double x,y;
double sx,sy; // скорости по осям
double m;
double g;
double r;
TImage *img;
public:
ball(TImage *i,double x, double y)
{
r = 10;
this->x = x;
this->y= y;
sx = 0;
sy = 0;
m = 10;
g = 10;
img = i;
}
void push(double force)
{
sx = force / m;
}
void move()
{
x+=sx;
y+=sy;
// if(fall)
//sy = 1 ;
}
void draw()
{
move();
img->Canvas->Pen->Color=clRed;
img->Canvas->Ellipse(x-r,y-r,x+r,y+r);
}
friend class pusk;
friend class prp;
};
class prp // стенка
{
int x,y;
int height;
ball *b;
public:
prp(ball *b1,int x, int y)
{
b = b1;
this->x = x;
this->y = y;
height = 100;
}
void proverka()
{
if(b->x+b->r>x && b->x+b->r<(x+150) && b->y>y-height && b->y<y) // отражение от верт стены
{
b->sx = -b->sx*0.8;
b->x=x-b->r;
}
if(b->y+b->r>(210-b->r))b->sy=-b->sy*0.9; // нижняя стенка
}
void draw()
{
proverka();
b->img->Canvas->Rectangle(x,y-height,x+10,y);
}
};
class pusk // пусковой крюк
{
int x,y;
int lenth;
int a;
int f; // сила точка
ball *b;
TImage *img;
public:
pusk(ball *bb,int len,int x, int y, int a, TImage *i)
{
b = bb;
this->x = x;
this->y = y;
this->a = a;
img = i;
lenth = len;
a = 20;
f = 0;
b->x = x+a+b->r;
b->y = y-b->r;
}
void draw()
{
img->Canvas->MoveTo(x,y);
img->Canvas->LineTo(x+lenth,y);
img->Canvas->MoveTo(x+a-f,y);
img->Canvas->LineTo(x+a-f,y-20);
img->Canvas->MoveTo(x,y);
img->Canvas->LineTo(x+(a-f)/3,y-20);
img->Canvas->LineTo(x+2*(a-f)/3,y);
img->Canvas->LineTo(x+(a-f),y-20);
b->draw();
}
void push()
{
f++;
}
void start(ball *b)
{
if(b->sx == 0)
{
b->push(f*f);
}
f = 0;
}
void proverka(bool bb)
{
if(b->y+b->r < img->Height)
if((b->x> x+lenth+8) || bb&&b->y<y&&b->x<=x)
b->sy=b->sy+b->g/100 ;
if( b->y>y)
{ //b->sy = -b->sy*0.8;
// b->y=y-b->r;
}
}
void move(int d)
{
y+=d;
if(b->sx == 0)
b->y+=d;
else
{
proverka(1);
}
}
};
ball *b;
pusk *s;
prp *p;
void __fastcall TForm1::FormKeyPress(TObject *Sender, wchar_t &Key)
{
if(Key == ' ') // запуск пробелом
s->push();
}
//---------------------------------------------------------------------------
void __fastcall TForm1::FormKeyUp(TObject *Sender, WORD &Key, TShiftState Shift)
{
if(Key == ' ')
s->start(b);
if(Key == VK_UP)
s->move(-5);
if(Key == VK_DOWN)
s->move(5);
if(Key == 'r' || Key =='R') // возвращение в исх полож
{
delete s;
delete b;
delete p;
b = new ball(Image1,10+30,100-10);
s = new pusk(b,100,10,100,20,Image1);
p = new prp(b,350,150);
}
}
//---------------------------------------------------------------------------
void __fastcall TForm1::FormCreate(TObject *Sender)
{
b = new ball(Image1,10+30,100-10);
s = new pusk(b,100,10,100,20,Image1);
p = new prp(b,350,150);
}
//---------------------------------------------------------------------------
void __fastcall TForm1::Timer1Timer(TObject *Sender)
{
Image1->Canvas->FillRect(TRect(0,0,1000,1000));
s->draw();
s->proverka(0);
p->draw();
}
//--------------------------------------------------------------------------- |
(
Сообщение от Grey
