請教各位,想做資料處理,具體如下:記事本(或excle)中有四列資料(幾萬行),第一列為時間軸,第二、三、四列為每個時間點各電機對應的資料,想將其轉化為波形圖(類似正弦曲線那種)橫軸時間,縱軸資料,然后在某段時間點處發現曲線不好(波動大、急)可以手動拖動曲線,拖動完成后再將處理后的資料保存在記事本(或excle)中,請問高手誰知道怎么實作或有什么軟體可以實作? 急求!!
試了下labview和excel自帶的折線圖無法拖動折線,求大神指導!!!
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僅供參考:#pragma comment(lib,"user32")
#pragma comment(lib,"gdi32")
#include <windows.h>
#include <stdio.h>
#include <stdlib.h>
double *d[7],mind[7],maxd[7];
int i,nn,h,x,y,mx=0,my=0,idx,cc,n,r,j,L,L1,jj=0,cc2,cb;
FILE *f;
char str[1024],*p;
RECT cr,vr,br;
COLORREF cj[7]={//第j列資料的顏色
0x00FF0000,
0x00005000,
0x000000FF,
0x00FF00FF,
0x0000FFFF,
0x00FFFFFF,
0x00FFFF00,
};
LRESULT CALLBACK WndProc(HWND hWnd, UINT message, WPARAM wParam, LPARAM lParam) {
PAINTSTRUCT ps;
HDC hdc;
HFONT hfont,ohfont;
COLORREF oc;
HBRUSH hbrush;//,ob;
HPEN hpen,op;
HANDLE hData;
LPSTR lpData;
switch (message) {
case WM_CLOSE://按Alt+F4退出
PostQuitMessage(0);
break;
case WM_KEYUP://按Esc退出
if (wParam==VK_ESCAPE) PostQuitMessage(0);
break;
case WM_LBUTTONUP://滑鼠左鍵點擊時顯示附近圖形對應資訊
mx=LOWORD(lParam);
my=HIWORD(lParam);
if (my>cr.bottom-13) {//在底部資訊提示行單擊
jj=(jj+1)%cc;//輪換最后顯示(最上面顯示)那列資料
InvalidateRect(hWnd,&cr,TRUE);
} else InvalidateRect(hWnd,&vr,TRUE);
break;
case WM_PAINT:
BeginPaint(hWnd, &ps);
hdc = ps.hdc;
GetClientRect(hWnd, &cr);
br.left=cr.left;
br.right=cr.right;
h=(cr.bottom-13-cr.top)/(1+nn/(cr.right-cr.left));//每行像素高度
if (h==0) h=1;
hbrush=CreateSolidBrush((COLORREF)0x00B0B0B0);
// ob=(HBRUSH)SelectObject(hdc,hbrush);
for (i=0;i<nn;i+=cr.right-cr.left) {
if (0==i%(cr.right-cr.left)) {
if (0==i/(cr.right-cr.left)%2) {
br.bottom=h-1+cr.top+i/(cr.right-cr.left)*h;
br.top=br.bottom-h;
FillRect(hdc,&br,hbrush);
}
}
}
if (0==i/(cr.right-cr.left)%2) {
br.bottom=h-1+cr.top+i/(cr.right-cr.left)*h;
br.top=br.bottom-h;
if (br.top<cr.bottom-13) {
br.bottom=cr.bottom-13;
FillRect(hdc,&br,hbrush);//如有必要,在最下面一行的下面填充亮灰,確保最下面一行的高度為h
}
}
for (j=cc-1;j>=0;j--) {
if (j==jj) continue;//跳過第jj列資料
hpen=CreatePen(PS_SOLID,0,cj[(cb+j)%7]);
op=(HPEN)SelectObject(hdc,hpen);
for (i=0;i<nn;i++) {
x=cr.left+i%(cr.right-cr.left);
y=h-2+cr.top+i/(cr.right-cr.left)*h-((maxd[j]==mind[j])?0:((int)((d[j][i]-mind[j])/(maxd[j]-mind[j])*h)));
if (0==i%(cr.right-cr.left)) {
MoveToEx(hdc,x,y,NULL);
}
else LineTo(hdc,x,y);
}
SelectObject(hdc,op);
DeleteObject(hpen);
}
j=jj;//將第jj列資料最后顯示(最上面顯示)
hpen=CreatePen(PS_SOLID,0,cj[(cb+j)%7]);
op=(HPEN)SelectObject(hdc,hpen);
for (i=0;i<nn;i++) {
x=cr.left+i%(cr.right-cr.left);
y=h-2+cr.top+i/(cr.right-cr.left)*h-((maxd[j]==mind[j])?0:((int)((d[j][i]-mind[j])/(maxd[j]-mind[j])*h)));
if (0==i%(cr.right-cr.left)) {
MoveToEx(hdc,x,y,NULL);
}
else LineTo(hdc,x,y);
}
SelectObject(hdc,op);
DeleteObject(hpen);
vr.top=cr.bottom-13;
vr.bottom=cr.bottom;
vr.left=cr.left;
vr.right=cr.right;
FillRect(hdc,&vr,hbrush);
hfont = CreateFont(12, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, "宋體");
ohfont=(HFONT)SelectObject(hdc,hfont);
SetBkMode(hdc, TRANSPARENT);
oc=SetTextColor(hdc,(COLORREF)0x00000000);
idx=(my+1)/h*(cr.right-cr.left)+mx;
if (idx>=nn) idx=0;
L=sprintf(str,"共%d行×%d列 各列最小,最大值=",nn,cc);
TextOut(hdc,vr.left+8,vr.top+1,str,L);
for (j=0;j<cc;j++) {
SetTextColor(hdc,cj[(cb+j)%7]);
L1=sprintf(str,"%lg,%lg ",mind[j],maxd[j]);
TextOut(hdc,vr.left+8+L*6,vr.top+1,str,L1);
if (j==jj) TextOut(hdc,vr.left+8+L*6+1,vr.top+1,str,L1);
L+=L1;
}
SetTextColor(hdc,(COLORREF)0x00000000);
L1=sprintf(str,"第%d行: ",idx+1);
TextOut(hdc,vr.left+8+L*6,vr.top+1,str,L1);
L+=L1;
for (j=0;j<cc;j++) {
SetTextColor(hdc,cj[(cb+j)%7]);
L1=sprintf(str,"%lg ",d[j][idx]);
TextOut(hdc,vr.left+8+L*6,vr.top+1,str,L1);
if (j==jj) TextOut(hdc,vr.left+8+L*6+1,vr.top+1,str,L1);
L+=L1;
}
if (idx>0) {
if (OpenClipboard(hWnd)) {
EmptyClipboard();
hData=https://bbs.csdn.net/topics/GlobalAlloc(GMEM_MOVEABLE|GMEM_DDESHARE,16);
lpData=https://bbs.csdn.net/topics/(char *)GlobalLock(hData);
sprintf(lpData,"%d",idx+1);//將當前行行號放入剪貼板,方便外部程式定位游標到當前行。
GlobalUnlock(hData);
SetClipboardData(CF_TEXT,hData);
CloseClipboard();
}
}
SetTextColor(hdc,oc);
SelectObject(hdc,ohfont);
DeleteObject(hfont);
// SelectObject(hdc,ob);
DeleteObject(hbrush);
EndPaint(hWnd, &ps);
break;
default:
return DefWindowProc(hWnd, message, wParam, lParam);
}
return 0;
}
int WINAPI WinMain(HINSTANCE hInstance, HINSTANCE hPrevInstance, LPSTR lpCmdLine, int nCmdShow) {
MSG msg = {0};
WNDCLASS wc = {0};
HBRUSH hbrh;
if ('/'==lpCmdLine[0] && '?'==lpCmdLine[1]) {
MessageBox(NULL,
"·可大于32767行,最多7列\n"
"·滑鼠左鍵點擊折線圖時在底部提示行顯示對應第幾行和對應數值并將當前行行號放入剪貼板\n"
"·滑鼠左鍵點擊底部提示行輪換在最上面顯示某列折線并以粗體字顯示其對應數值\n"
"·可在命令列引數中用1~6另外指定第一列資料使用的顏色,默認藍色\n"
"·按Esc或Alt+F4鍵退出\n"
"設計者:趙中 [email protected] 2014-10-30",
"全屏分行顯示c:\\data.txt檔案中的資料折線圖",
MB_OK
);
return 7;
}
cb=atoi(lpCmdLine);if (cb<0||6<cb) cb=0;//命令列指定第一種顏色
f=fopen("c:\\data.txt","r");
if (NULL==f) return 3;
if (NULL==fgets(str,1024,f)) {fclose(f);return 5;}
cc=0;
p=str;
while (1) {
r=sscanf(p,"%lf%n",&mind[0],&n);
if (1==r) {
cc++;
p+=n;
} else if (0==r) {
p++;
} else break;//
}
cc2=0;
if (NULL!=fgets(str,1024,f)) {
p=str;
while (1) {
r=sscanf(p,"%lf%n",&mind[0],&n);
if (1==r) {
cc2++;
p+=n;
} else if (0==r) {
p++;
} else break;//
}
}
if (0==cc && 0==cc2) {fclose(f);return 6;}//第1行有cc列資料,第2行有cc2列資料
cc=__max(cc,cc2);
if (cc>7) cc=7;//忽略大于7列的資料
rewind(f);
nn=0;
while (1) {
if (NULL==fgets(str,1024,f)) break;//
nn++;
}
for (j=0;j<cc;j++) {
d[j]=(double *)malloc(nn*sizeof(double));
if (NULL==d[j]) {fclose(f);return 4;}
}
rewind(f);
for (i=0;i<nn;i++) {
fgets(str,1024,f);
j=0;
p=str;
while (1) {
r=sscanf(p,"%lf%n",&d[j][i],&n);
if (1==r) {
if (0==i) {
mind[j]=d[j][0];
maxd[j]=d[j][0];
} else {
if (d[j][i]<mind[j]) mind[j]=d[j][i];
if (d[j][i]>maxd[j]) maxd[j]=d[j][i];
}
j++;
if (j>=cc) break;// //忽略大于cc列的資料
p+=n;
} else if (0==r) {
p++;
} else break;//
}
for (;j<cc;j++) d[j][i]=d[0][0]; //本行資料若少于cc列,將其余列填寫為本檔案第1個資料
}
fclose(f);
hbrh=CreateSolidBrush(0x00999999);
wc.lpfnWndProc = WndProc;
wc.hInstance = hInstance;
wc.hbrBackground = hbrh;
wc.lpszClassName = "zzChart2";
wc.hCursor = LoadCursor(NULL,IDC_CROSS);
if( FAILED(RegisterClass(&wc)) ) return 1;
if(FAILED(CreateWindow(wc.lpszClassName,
"zzChart2",
WS_POPUP|WS_VISIBLE,
0,
0,
GetSystemMetrics(SM_CXSCREEN),
GetSystemMetrics(SM_CYSCREEN),
0,
0,
hInstance,
NULL)))
return 2;
while( GetMessage( &msg, NULL, 0, 0 ) > 0 ) {
DispatchMessage( &msg );
}
DeleteObject(hbrh);
for (j=0;j<cc;j++) free(d[j]);
return 0;
}
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