kg-margaritka

// KG-3VESO.cpp : Defines the entry point for the application.
//

#include "framework.h"
#include "KG-3VESO.h"
#include "targetver.h"

#define MAX_LOADSTRING 100

// Global Variables:
HINSTANCE hInst;                                // current instance
WCHAR szTitle[MAX_LOADSTRING];                  // The title bar text
WCHAR szWindowClass[MAX_LOADSTRING];            // the main window class name
VOID DRAW_Waves_and_Ship(HDC hdc, int ak, int xend, int yend);
int ak = 0;

// Forward declarations of functions included in this code module:
ATOM                MyRegisterClass(HINSTANCE hInstance);
BOOL                InitInstance(HINSTANCE, int);
LRESULT CALLBACK    WndProc(HWND, UINT, WPARAM, LPARAM);
INT_PTR CALLBACK    About(HWND, UINT, WPARAM, LPARAM);

int APIENTRY wWinMain(_In_ HINSTANCE hInstance,
                     _In_opt_ HINSTANCE hPrevInstance,
                     _In_ LPWSTR    lpCmdLine,
                     _In_ int       nCmdShow)
{
    UNREFERENCED_PARAMETER(hPrevInstance);
    UNREFERENCED_PARAMETER(lpCmdLine);

    // TODO: Place code here.
    GdiplusStartupInput gdiplusStartupInput;
    ULONG_PTR gdiplusToken;
    GdiplusStartup(&gdiplusToken, &gdiplusStartupInput, NULL);


    // Initialize global strings
    LoadStringW(hInstance, IDS_APP_TITLE, szTitle, MAX_LOADSTRING);
    LoadStringW(hInstance, IDC_KG3VESO, szWindowClass, MAX_LOADSTRING);
    MyRegisterClass(hInstance);

    // Perform application initialization:
    if (!InitInstance (hInstance, nCmdShow))
    {
        return FALSE;
    }

    HACCEL hAccelTable = LoadAccelerators(hInstance, MAKEINTRESOURCE(IDC_KG3VESO));

    MSG msg;

    // Main message loop:
    while (GetMessage(&msg, nullptr, 0, 0))
    {
        if (!TranslateAccelerator(msg.hwnd, hAccelTable, &msg))
        {
            TranslateMessage(&msg);
            DispatchMessage(&msg);
        }
    }
    GdiplusShutdown(gdiplusToken);
    return (int) msg.wParam;
}



//
//  FUNCTION: MyRegisterClass()
//
//  PURPOSE: Registers the window class.
//
ATOM MyRegisterClass(HINSTANCE hInstance)
{
    WNDCLASSEXW wcex;

    wcex.cbSize = sizeof(WNDCLASSEX);

    wcex.style          = CS_HREDRAW | CS_VREDRAW;
    wcex.lpfnWndProc    = WndProc;
    wcex.cbClsExtra     = 0;
    wcex.cbWndExtra     = 0;
    wcex.hInstance      = hInstance;
    wcex.hIcon          = LoadIcon(hInstance, MAKEINTRESOURCE(IDI_KG3VESO));
    wcex.hCursor        = LoadCursor(nullptr, IDC_ARROW);
    wcex.hbrBackground  = (HBRUSH)(COLOR_WINDOW+1);
    wcex.lpszMenuName   = MAKEINTRESOURCEW(IDC_KG3VESO);
    wcex.lpszClassName  = szWindowClass;
    wcex.hIconSm        = LoadIcon(wcex.hInstance, MAKEINTRESOURCE(IDI_SMALL));

    return RegisterClassExW(&wcex);
}

//
//   FUNCTION: InitInstance(HINSTANCE, int)
//
//   PURPOSE: Saves instance handle and creates main window
//
//   COMMENTS:
//
//        In this function, we save the instance handle in a global variable and
//        create and display the main program window.
//
BOOL InitInstance(HINSTANCE hInstance, int nCmdShow)
{
   hInst = hInstance; // Store instance handle in our global variable

   HWND hWnd = CreateWindowW(szWindowClass, szTitle, WS_OVERLAPPEDWINDOW,
      CW_USEDEFAULT, 0, CW_USEDEFAULT, 0, nullptr, nullptr, hInstance, nullptr);

   if (!hWnd)
   {
      return FALSE;
   }

   ShowWindow(hWnd, nCmdShow);
   UpdateWindow(hWnd);

   return TRUE;
}

//
//  FUNCTION: WndProc(HWND, UINT, WPARAM, LPARAM)
//
//  PURPOSE: Processes messages for the main window.
//
//  WM_COMMAND  - process the application menu
//  WM_PAINT    - Paint the main window
//  WM_DESTROY  - post a quit message and return
//
//
LRESULT CALLBACK WndProc(HWND hWnd, UINT message, WPARAM wParam, LPARAM lParam)
{
    int wmId, wmEvent;
    PAINTSTRUCT ps;
    HDC hdc;
    switch (message)
    {
    case WM_RBUTTONDOWN:
    {
        InvalidateRect(hWnd, NULL, false);
        ak++;  (ak > 7);
        ::UpdateWindow(hWnd);
    }
    break;
    case WM_COMMAND:
        {
            int wmId = LOWORD(wParam);
            // Parse the menu selections:
            switch (wmId)
            {
            case IDM_ABOUT:
                DialogBox(hInst, MAKEINTRESOURCE(IDD_ABOUTBOX), hWnd, About);
                break;
            case IDM_EXIT:
                DestroyWindow(hWnd);
                break;
            default:
                return DefWindowProc(hWnd, message, wParam, lParam);
            }
        }
        break;
    case WM_PAINT:
        {
            PAINTSTRUCT ps;
            HDC hdc = BeginPaint(hWnd, &ps);
            // TODO: Add any drawing code that uses hdc here...
            RECT rt;
            GetClientRect(hWnd, &rt);
            DRAW_Waves_and_Ship(hdc, ak, (int)rt.right, (int)rt.bottom);
            EndPaint(hWnd, &ps);
        }
        break;
    case WM_DESTROY:
        PostQuitMessage(0);
        break;
    default:
        return DefWindowProc(hWnd, message, wParam, lParam);
    }
    return 0;
}

// Message handler for about box.
INT_PTR CALLBACK About(HWND hDlg, UINT message, WPARAM wParam, LPARAM lParam)
{
    UNREFERENCED_PARAMETER(lParam);
    switch (message)
    {
    case WM_INITDIALOG:
        return (INT_PTR)TRUE;

    case WM_COMMAND:
        if (LOWORD(wParam) == IDOK || LOWORD(wParam) == IDCANCEL)
        {
            EndDialog(hDlg, LOWORD(wParam));
            return (INT_PTR)TRUE;
        }
        break;
    }
    return (INT_PTR)FALSE;
}
VOID DRAW_Waves_and_Ship(HDC hdc, int ak, int xend, int yend)
{

    // ak – помощен брояч
    // xend, yend – размер на растера

    Graphics graphics(hdc);  // инициализация на графичен режим

    int dx = xend / 9;                 // определяне на стъпка по х
    int dy = yend / 2;                 // определяне на стъпка по y
    Point p[] = {           // вълни при положение 1
           Point(0, dy + 5),   // стартова точка на първия сплайн
           Point(dx, dy + 30),    // първа управляваща точка на първия сплайн
           Point(2 * dx, dy - 30),    // втора управляваща точка на първия сплайн
           Point(3 * dx, dy + 5),  // крайна точка на първия сплайн и
                             // стартова точка на втория сплайн
           Point(4 * dx, dy + 30),   // първа управляваща точка на втория сплайн
           Point(5 * dx, dy - 30),  // втора управляваща точка на втория сплайн
           Point(6 * dx, dy + 5),  // крайна точка на втория сплайн и
                             // стартова точка на третия сплайн
           Point(7 * dx, dy + 30),  // първа управляваща точка на третия сплайн
           Point(8 * dx, dy - 30),  // втора управляваща точка на третия сплайн
           Point(xend,dy + 5)   // крайна точка на третия сплайн
    };
    Point p1[] = {      // вълни при положение 2
           Point(0, dy + 10),
           Point(dx, dy + 20),
           Point(2 * dx, dy - 20),
           Point(3 * dx, dy + 10),
           Point(4 * dx, dy + 20),
           Point(5 * dx, dy - 20),
           Point(6 * dx, dy + 10),
           Point(7 * dx, dy + 20),
           Point(8 * dx, dy - 20),
           Point(xend, dy + 10)
    };
    Point p2[] = {      // вълни при положение 3
           Point(0, dy + 5),
           Point(dx, dy + 10),
           Point(2 * dx, dy - 10),
           Point(3 * dx, dy + 5),
           Point(4 * dx, dy + 10),
           Point(5 * dx, dy - 10),
           Point(6 * dx, dy + 5),
           Point(7 * dx, dy + 10),
           Point(8 * dx, dy - 10),
           Point(xend, dy + 5)
    };
    Point p3[] = {      // вълни при положение 4
           Point(0, dy),
           Point(dx, dy - 30),
           Point(2 * dx, dy + 30),
           Point(3 * dx, dy),
           Point(4 * dx, dy - 30),
           Point(5 * dx, dy + 30),
           Point(6 * dx, dy),
           Point(7 * dx, dy - 30),
           Point(8 * dx, dy + 30),
           Point(xend, dy)
    };

    Pen Neavypen(Color(63, 0, 168, 196)); //цветове на вълните - молив
    SolidBrush Neavybr(Color(63, 0, 168, 196)); //цветове на вълните - четка
    GraphicsPath myPath, myPath1;

    myPath.StartFigure();
    switch (ak)
    {
    case 0:
    {
        myPath.AddLine(0, yend, 0, dy + 5);
        myPath.AddBeziers(p2, 10);
        myPath.AddLine(xend, dy + 5, xend, yend);
    }
    break;
    case 1:
    {
        myPath.AddLine(0, yend, 0, dy + 10);
        myPath.AddBeziers(p1, 10);
        myPath.AddLine(xend, dy + 10, xend, yend);
    }
    break;
    case 2:
    {
        myPath.AddLine(0, yend, 0, dy + 5);
        myPath.AddBeziers(p2, 10);
        myPath.AddLine(xend, dy + 5, xend, yend);
    }
    break;
    case 3:
    {
        myPath.AddLine(0, yend, 0, dy);
        myPath.AddBeziers(p3, 10);
        myPath.AddLine(xend, dy, xend, yend);
    }
    break;
    case 4:
    {
        myPath.AddLine(0, yend, 0, dy + 10);
        myPath.AddBeziers(p, 10);
        myPath.AddLine(xend, dy + 10, xend, yend);
    }
    break;
    }

    myPath.CloseFigure();

    myPath1.StartFigure(); // съставна фигура - кораб

    myPath1.AddLine(xend / 4, yend / 2 - 30, xend / 4 + xend / 5, yend / 2 - 30);
    myPath1.AddBezier(xend / 4, yend / 2 - 30, xend / 4 + xend / 12, yend / 2 + 60, xend / 4 + xend / 6, yend / 2 + 60, xend / 4 + xend / 5, yend / 2 - 30);
    myPath1.AddLine(xend / 4 + xend / 10, yend / 2 - 30, xend / 4 + xend / 10, yend / 2 - 80);
    myPath1.AddLine(xend / 4 + xend / 10 - 1, yend / 2 - 80, xend / 4 + xend / 10 - 1, yend / 2 - 30);
    myPath1.CloseFigure();
    SolidBrush Shipbr(Color(164, 0, 168, 16)); //оцветяване на кораба


    Matrix myMatrix; //иницииране на матрица за трансформации

    if ((ak == 1) || (ak == 3))
    {
        //задаване на отместване до началото на координатната система
        myMatrix.Translate(-float(xend / 4 + xend / 10), -float(yend / 4));
        myMatrix.Rotate(-8.0f);  //задаване на ротация
        myPath1.Transform(&myMatrix);
        float sx = float(1) + float(ak) / 10;
        myMatrix.Scale(sx, sx); //задаване на мащабиране
        myMatrix.Translate(+float(1.8 * (xend / 4 + xend / 10)), +float(3 * (yend / 5)), MatrixOrderAppend);//задаване на транслация
        myPath1.Transform(&myMatrix); // придвижване на кораба
    }
    if (ak == 2)
    {

        myMatrix.Scale(1.125f, 1.125f);
        myMatrix.Translate(-20.0f, -10.0f, MatrixOrderAppend);
        myPath1.Transform(&myMatrix); // придвижване на кораба
    }

    if (ak == 4)
    {
        myMatrix.Translate(-float(xend / 4 + xend / 10), -float(yend / 4));
        myMatrix.Rotate(+5.0f);
        myPath1.Transform(&myMatrix);
        myMatrix.Scale(1.3f, 1.3f);
        myMatrix.Translate(+float(2.2 * (xend / 4 + xend / 10)), +float(1.8 * (yend / 4)), MatrixOrderAppend);
        myPath1.Transform(&myMatrix);
    }

    graphics.FillPath(&Shipbr, &myPath1);

    graphics.FillPath(&Neavybr, &myPath);

}