roToBa9I cpp Defines the entry point for the application include stdaf

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// roToBa9I.cpp : Defines the entry point for the application.
//
#include "stdafx.h"
#include "roToBa9I.h"
#include <fstream>
#include <cmath>
#define MAX_LOADSTRING 100
#define PI 3.14159
// Global Variables:
HINSTANCE hInst; // current instance
TCHAR szTitle[MAX_LOADSTRING]; // The title bar text
TCHAR szWindowClass[MAX_LOADSTRING]; // the main window class name
static int sx,sy;
const int SCALE = 400;
const int MARK = 3 ;
void DcInLp(POINT &point)
{point.x = point.x*SCALE/sx;
point.y = SCALE - point.y*SCALE/sy;}
void transform(HDC& hdc)
{ SetMapMode(hdc, MM_ANISOTROPIC);
SetWindowExtEx(hdc, SCALE, -SCALE,NULL);
SetViewportExtEx(hdc,sx,sy,NULL);
SetViewportOrgEx(hdc,0,sy,NULL);
}
// 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_PTR CALLBACK Options(HWND, UINT, WPARAM, LPARAM);
int APIENTRY _tWinMain(HINSTANCE hInstance,
HINSTANCE hPrevInstance,
LPTSTR lpCmdLine,
int nCmdShow)
{
UNREFERENCED_PARAMETER(hPrevInstance);
UNREFERENCED_PARAMETER(lpCmdLine);
// TODO: Place code here.
MSG msg;
HACCEL hAccelTable;
// Initialize global strings
LoadString(hInstance, IDS_APP_TITLE, szTitle, MAX_LOADSTRING);
LoadString(hInstance, IDC_GOTOBA9I, szWindowClass, MAX_LOADSTRING);
MyRegisterClass(hInstance);
// Perform application initialization:
if (!InitInstance (hInstance, nCmdShow))
{
return FALSE;
}
hAccelTable = LoadAccelerators(hInstance, MAKEINTRESOURCE(IDC_GOTOBA9I));
// Main message loop:
while (GetMessage(&msg, NULL, 0, 0))
{
if (!TranslateAccelerator(msg.hwnd, hAccelTable, &msg))
{
TranslateMessage(&msg);
DispatchMessage(&msg);
}
}
return (int) msg.wParam;
}
//
// FUNCTION: MyRegisterClass()
//
// PURPOSE: Registers the window class.
//
// COMMENTS:
//
// This function and its usage are only necessary if you want this code
// to be compatible with Win32 systems prior to the 'RegisterClassEx'
// function that was added to Windows 95. It is important to call this function
// so that the application will get 'well formed' small icons associated
// with it.
//
ATOM MyRegisterClass(HINSTANCE hInstance)
{
WNDCLASSEX 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_GOTOBA9I));
wcex.hCursor = LoadCursor(NULL, IDC_ARROW);
wcex.hbrBackground = (HBRUSH)(COLOR_WINDOW+1);
wcex.lpszMenuName = MAKEINTRESOURCE(IDC_GOTOBA9I);
wcex.lpszClassName = szWindowClass;
wcex.hIconSm = LoadIcon(wcex.hInstance, MAKEINTRESOURCE(IDI_SMALL));
return RegisterClassEx(&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)
{
HWND hWnd;
hInst = hInstance; // Store instance handle in our global variable
hWnd = CreateWindow(szWindowClass, szTitle, WS_OVERLAPPEDWINDOW,
CW_USEDEFAULT, 0, CW_USEDEFAULT, 0, NULL, NULL, hInstance, NULL);
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;
static HPEN hpen1,hpen2;
int i,a,b,x,y,R;
int r,t;
float Ey,Ex,k;
R = 200;
Ey= 0;
Ex=50;
static HPEN hDash, hBezier;
static HBRUSH hRect, hSel;
static POINT pt[1002];
static POINT point;
RECT rt;
static int count, index;
static bool capture;
std::ifstream in;
std::ofstream out;
switch (message)
{
case WM_CREATE:
hpen1 = CreatePen(PS_SOLID,2,RGB(0,0,255));
hpen2 = CreatePen(PS_SOLID,2,RGB(255,0,0));
in.open("file.txt");
if (in.fail())
{MessageBox(hWnd,_T("Файл не найден"),
_T("открытие файла"), MB_OK | MB_ICONEXCLAMATION);
PostQuitMessage(0);
return 1;}
for (count = 0; in>>pt[count].x;count++) in>>pt[count].y;
in.close();
out.open("file.txt");
if (Ey == 0) {
for(t = 1; t<400;t++){
r=R;
out<<t<<'\t'<<r<<'\n';}}
else if (Ey > 0) {
for(t = 1; t<400;t++){
k=Ey/Ex;
r=k*t + R ;
out<<t<<'\t'<<r<<'\n';}}
else {
for(t = 0; t<400;t++){
k=Ey/Ex;
r= k*t + R;
out<<t<<'\t'<<r<<'\n';}}
out.close();
hDash = CreatePen (PS_DASH,1,0);
hBezier = CreatePen(PS_SOLID,4,RGB(192,192,192));
hRect = CreateSolidBrush(RGB(0,0,0));
hSel = CreateSolidBrush(RGB(255,0,0));
break;
case WM_SIZE:
sx = LOWORD(lParam);
sy = HIWORD(lParam);
break;
case WM_COMMAND:
wmId = LOWORD(wParam);
wmEvent = HIWORD(wParam);
// Parse the menu selections:
switch (wmId)
{
case IDM_EXIT:
DestroyWindow(hWnd);
break;
case IDM_ABOUT:
DialogBox(hInst, MAKEINTRESOURCE(IDD_ABOUTBOX), hWnd, About);
break;
case IDM_OPT:
DialogBox(hInst, MAKEINTRESOURCE(IDD_OPT), hWnd, Options);
break;
default: return DefWindowProc(hWnd, message, wParam, lParam);
}
break;
case WM_LBUTTONDOWN:
point.x = LOWORD(lParam);
point.y = HIWORD(lParam);
DcInLp(point);
for (i=0; i<count;i++)
{SetRect(&rt,pt[i].x-MARK,pt[i].y-MARK,pt[i].x+MARK,pt[i].y+MARK);
if (PtInRect(&rt,point))
{ index= i;
capture = true;
hdc=GetDC(hWnd);
transform(hdc);
FillRect(hdc,&rt,hSel);
ReleaseDC(hWnd,hdc);
SetCapture(hWnd);
return 0;}}
break;
case WM_LBUTTONUP:
if (capture)
{ReleaseCapture();
capture = false;}
break;
case WM_MOUSEMOVE:
if (capture)
{point.x = LOWORD(lParam);
point.y = HIWORD(lParam);
DcInLp(point);
pt[index] = point;
InvalidateRect(hWnd,NULL,TRUE);}
break;
case WM_PAINT:
hdc = BeginPaint(hWnd, &ps);
for (x=0; x<sx; x+=sx/18)
{MoveToEx(hdc,x,0,NULL);
LineTo(hdc,x,sy);}
for (y=0; y<sy; y+=sy/18)
{MoveToEx(hdc,0,y,NULL);
LineTo(hdc,sx,y);}
a = sx/350;
b = sy - 1;
SelectObject(hdc,hpen2);
MoveToEx(hdc,0,b,NULL);
LineTo(hdc,sx,b);
MoveToEx(hdc,a,0,NULL);
LineTo(hdc,a,sy);
MoveToEx(hdc,a,b,NULL);
transform(hdc);
SelectObject(hdc,hDash);
Polyline(hdc,pt,count);
SelectObject(hdc,hBezier);
PolyBezier(hdc,pt,count);
for (i=0; i < count; i++)
{SetRect(&rt,pt[i].x-MARK,pt[i].y-MARK,pt[i].x+MARK,pt[i].y+MARK);
FillRect(hdc,&rt,hRect);}
// TODO: Add any drawing code here...
EndPaint(hWnd, &ps);
break;
case WM_DESTROY:
DeleteObject(hDash);
DeleteObject(hBezier);
DeleteObject(hRect);
DeleteObject(hSel);
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;
}
INT_PTR CALLBACK Options(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;
}