figury1

//---------------------------------------------------------------------------
#include <windows.h>
#pragma hdrstop
//---------------------------------------------------------------------------

#define MAXF 20

typedef enum {kwadrat, kolo, prostokat, trojkat, tekst, linia, elipsa} typ_figury;

struct punkt {
  int x,y;
};

struct kwadrat {
  struct punkt w1;
  int bok;
};

struct prostokat {
  struct punkt w1, w2;
};


struct tekst {
  struct punkt w1;
  char *txt;
};

struct linia {
    struct punkt w1, w2;
};
struct elipsa {
    struct punkt w1, w2;
};

struct figura {
  typ_figury figura;
  union {
    struct kwadrat kwadrat;
    struct prostokat prostokat;
    struct tekst tekst;
    struct linia linia;
    struct elipsa elipsa;
  } ;
};

struct figura figury[MAXF];
int last;

void dodaj_kwadrat( int x, int y, int b) {
  figury[last].figura = kwadrat;
  figury[last].kwadrat.w1.x=x;
  figury[last].kwadrat.w1.y=y;
  figury[last].kwadrat.bok=b;
  last++;
}

void dodaj_tekst( int x, int y, char *txt) {
  figury[last].figura = tekst;
  figury[last].tekst.w1.x=x;
  figury[last].tekst.w1.y=y;
  figury[last].tekst.txt = txt;
  last++;
}

void dodaj_linia( int x, int y, int x1, int y1) {
  figury[last].figura = linia;
  figury[last].linia.w1.x=x;
  figury[last].linia.w1.y=y;
  figury[last].linia.w2.x=x1;
  figury[last].linia.w2.x=y1;

  last++;
}
void dodaj_elipsa( int x, int y, int x1, int y1) {
  figury[last].figura = elipsa;
  figury[last].elipsa.w1.x=x;
  figury[last].elipsa.w1.y=y;
  figury[last].elipsa.w2.x=x1;
  figury[last].elipsa.w2.x=y1;

  last++;
}


LRESULT CALLBACK WindowProc(HWND hWnd, UINT Msg,  WPARAM wParam, LPARAM lParam) {
   PAINTSTRUCT ps;
   int i;
   HDC hdc;
   RECT rt;
int x, y, n;

    switch(Msg) {

    case WM_CREATE:
        dodaj_kwadrat(10,10, 10);
        //dodaj_kwadrat(50,50, 60);
        dodaj_tekst(200,200, "Tekst");
        dodaj_linia (500,10, 550,100);
        dodaj_elipsa (200,100, 100,20);
        // itd

        break;
    case WM_PAINT:
        hdc = BeginPaint(hWnd, &ps);

        for(i=0;i<last;i++)
          switch (figury[i].figura) {
            case kwadrat: {
              RECT rect;
              rect.left=figury[i].kwadrat.w1.x;
              rect.top=figury[i].kwadrat.w1.y;
              rect.right=figury[i].kwadrat.w1.x+figury[i].kwadrat.bok;
              rect.bottom=figury[i].kwadrat.w1.y+figury[i].kwadrat.bok;
              FillRect(hdc, &rect, (HBRUSH) (COLOR_BTNFACE+1) );
              break;
              }
            case tekst: {
              TextOut(hdc, figury[i].tekst.w1.x, figury[i].tekst.w1.y, figury[i].tekst.txt, strlen(figury[i].tekst.txt));
              break;
              }

            case linia: {
                MoveToEx(hdc, figury[i].linia.w1.x, figury[i].linia.w1.y, (LPPOINT) NULL);
                LineTo(hdc, figury[i].linia.w2.x, figury[i].linia.w2.y);
                break;
                        }
            case elipsa: {
              Ellipse(hdc, figury[i].elipsa.w1.x, figury[i].elipsa.w1.y, figury[i].linia.w2.x, figury[i].linia.w2.y);
              }
        }
        EndPaint(hWnd, &ps);
        break;
    case WM_DESTROY:
        PostQuitMessage(0);
        return 0;
    default:
        break;
    }

    return DefWindowProc(hWnd, Msg, wParam, lParam);
}
//---------------------------------------------------------------------------
int WINAPI WinMain(HINSTANCE hInstance, HINSTANCE hPrevInstance, LPSTR lpCmdLine, int nCmdShow) {

    // The variable that will define the window
    WNDCLASS WndCls;
    // The window's name
    static char szAppName[] = "EdytorC3";
    MSG Msg;

    // Filling out the structure that builds the window
    WndCls.style = CS_OWNDC | CS_VREDRAW | CS_HREDRAW;
    WndCls.lpfnWndProc = WindowProc;
    WndCls.cbClsExtra = 0;
    WndCls.cbWndExtra = 0;
    WndCls.hInstance = hInstance;
    WndCls.hIcon = LoadIcon(NULL, IDI_APPLICATION);
    WndCls.hCursor = LoadCursor(NULL, IDC_ARROW);
    WndCls.hbrBackground = (HBRUSH)GetStockObject(WHITE_BRUSH);
    WndCls.lpszMenuName = NULL;
    WndCls.lpszClassName = szAppName;

    RegisterClass(&WndCls);

    CreateWindow(   szAppName,
                    "Ćwiczenie C3 i C4",
                    WS_OVERLAPPEDWINDOW | WS_VISIBLE,
                    CW_USEDEFAULT,
                    CW_USEDEFAULT,
                    CW_USEDEFAULT,
                    CW_USEDEFAULT,
                    NULL,
                    NULL,
                    hInstance,
                    NULL
                  );


    while( GetMessage(&Msg, NULL, 0, 0) )   {

        TranslateMessage(&Msg);
        DispatchMessage(&Msg);
    }

    return Msg.wParam;
}
//---------------------------------------------------------------------------