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| #include <windows.h>
#include <math.h>
#include "globals.h"
extern HINSTANCE hInstance;
#define OscGraphWndClassName "OscGraphWndClass"
#define ClBackGraphColor RGB(0,0,0) //цвет фона
#define ClGraphColor RGB(0,255,27) //цвет самого графика
#define ClGraphHarmColor RGB(255,28,204) //цвет
#define ClLinesColor RGB(64, 64, 0) //цвет линий
#define ClNullLinesColor RGB(0, 128, 0)
#define ClNullLineColor RGB(128,128,128) //
#define ClGraphTextColor RGB(220,220,220) //цвет текста
#define ClGraphMaxColor RGB(255, 50, 50)
#define UiGraphOtstup 10
#define UiMinHeight 60
#define UiMinWidth 60
#define UiOscGraphDataNumber 4096
#define UiOscGraphDataStringNumber 5
#define UiOscGraphDataStringSize 20
struct OscGraphData
{
float fData[UiOscGraphDataNumber];
bool bShowText;
char cString[UiOscGraphDataStringNumber][UiOscGraphDataStringSize];
};
OscGraphData ogdTest;
void ShowGraph(HWND hwndGraph, OscGraphData* podpToShow)
{
HDC hdcMemDC;
HDC hdcWndDC;
hdcWndDC=GetDC(hwndGraph);
hdcMemDC = CreateCompatibleDC(hdcWndDC);
HBITMAP hbmBitmap;
BITMAP bmBitmap;
RECT DrawRect;
GetClientRect(hwndGraph, &DrawRect);
unsigned int uiXLineStep=(DrawRect.right-DrawRect.left-2*UiGraphOtstup)/10;
unsigned int uiYLineStep=(DrawRect.bottom-DrawRect.top-2*UiGraphOtstup)/8;
hbmBitmap=CreateCompatibleBitmap(hdcWndDC, DrawRect.right-DrawRect.left, DrawRect.bottom-DrawRect.top);
SelectObject(hdcMemDC, hbmBitmap);
HBRUSH hBrush;
HPEN hPen;
//фон
hBrush = CreateSolidBrush(ClBackGraphColor);
hPen=CreatePen(PS_SOLID, 1, ClBackGraphColor);
FillRect(hdcMemDC, &DrawRect, hBrush);
DeleteObject(hBrush);
DeleteObject(hPen);
//оси X
for(unsigned int i=0; i<=8; i++)
{
for(unsigned j=UiGraphOtstup; j<UiGraphOtstup+uiXLineStep*10; j++)
if(j%2)
SetPixel(hdcMemDC, j, UiGraphOtstup+i*uiYLineStep, ClLinesColor);
}
//оси Y
for(unsigned int i=0; i<=10; i++)
{
for(unsigned j=UiGraphOtstup; j<UiGraphOtstup+uiYLineStep*8; j++)
if(j%2)
SetPixel(hdcMemDC, UiGraphOtstup+i*uiXLineStep, j, ClLinesColor);
}
//нулевая ось X
for(unsigned j=UiGraphOtstup; j<UiGraphOtstup+uiXLineStep*10; j++)
if((j%2))
SetPixel(hdcMemDC, j, UiGraphOtstup+4*uiYLineStep, ClNullLinesColor);
//нулевая ось Y
for(unsigned j=UiGraphOtstup; j<UiGraphOtstup+uiYLineStep*8; j++)
if((j%2))
SetPixel(hdcMemDC, UiGraphOtstup+5*uiXLineStep, j, ClNullLinesColor);
//собственно сам график
float fXPerDot=(float)(DrawRect.right-DrawRect.left-2*UiGraphOtstup)/float)UiOscGraphDataNumber;//ДОПИСАТЬ
//float fYPerDot=(float)(DrawRect.bottom-DrawRect.top)/(float)UiOscGraphDataNumber;
unsigned int uiYNull=UiGraphOtstup+4*uiYLineStep;
for(unsigned int i=0; i<UiOscGraphDataNumber; i++)
{
SetPixel(hdcMemDC, UiGraphOtstup+(float)i*fXPerDot, uiYNull-ogdTest.fData[i], ClGraphColor);
}
DeleteObject(hBrush);
DeleteObject(hPen);
//вывод текста
//if(podpToShow->bShowText)
for(unsigned int i=0; i<UiOscGraphDataStringNumber; i++)
{
SetTextAlign(hdcMemDC, TA_BASELINE|TA_RIGHT);
SetTextColor(hdcMemDC, ClGraphTextColor);
SetBkMode(hdcMemDC, TRANSPARENT);
TextOut(hdcMemDC, DrawRect.right- UiGraphOtstup, 2.5*UiGraphOtstup+20*i, "порно правит миром", 19) ;
}
BitBlt(hdcWndDC, DrawRect.left, DrawRect.top, DrawRect.right-DrawRect.left,DrawRect.bottom-DrawRect.top, hdcMemDC, 0, 0, SRCCOPY);
DeleteDC(hdcMemDC);
DeleteDC(hdcWndDC);
DeleteObject(hbmBitmap);
DeleteObject(hBrush);
DeleteObject(hPen);
return;
}
LRESULT CALLBACK OscGraphWndProc(HWND hwnd, UINT message, WPARAM wParam, LPARAM lParam)
{
switch (message)
{
case WM_CREATE:
{
//хоть какие-то данные
for(unsigned int i=0; i<4096; i++)
ogdTest.fData[i]=sin(i/30.0)*100;
return 0;
}
case WM_PAINT:
{
PAINTSTRUCT ps;
HDC hdc=BeginPaint(hwnd, &ps);
ShowGraph(hwnd, &ogdTest);
EndPaint(hwnd, &ps);
return 0;
}
case WM_SIZE:
{
InvalidateRect(hwnd, NULL, NULL);
return 0;
}
case WM_GETMINMAXINFO:
{
MINMAXINFO FAR *lpmmi;
lpmmi = (MINMAXINFO FAR *)lParam;
lpmmi->ptMinTrackSize.y = UiMinHeight;
lpmmi->ptMinTrackSize.x = UiMinWidth;
return 0;
}
case WM_DESTROY:
PostQuitMessage (0);
}
return DefWindowProc (hwnd, message, wParam, lParam);;
}
int RegisterOscGraphWndClass(void)
{
WNDCLASS wincl; /* Data structure for the windowclass */
wincl.hInstance = hInstance;
wincl.lpszClassName = OscGraphWndClassName;
wincl.lpfnWndProc = OscGraphWndProc; /* This function is called by windows */
wincl.style = CS_DBLCLKS|CS_OWNDC ; /* Catch double-clicks */
wincl.hIcon = NULL;//LoadIcon (NULL, IDI_APPLICATION);
wincl.hCursor = LoadCursor (NULL, IDC_ARROW);
wincl.lpszMenuName = NULL; /* No menu */
wincl.cbClsExtra = 0; /* No extra bytes after the window class */
wincl.cbWndExtra = 0; /* structure or the window instance */
wincl.hbrBackground = (HBRUSH) COLOR_BACKGROUND;
if (!RegisterClass (&wincl))
return 0;
return 1;
} |
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