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ob_counter.cpp
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ob_counter.cpp
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/* -----------------------------------------------------------------------------
BrainBay Version 1.7, GPL 2003-2010, contact: chris@shifz.org
MODULE: OB_COUNTER.CPP: contains functions for the COUTNER-Object
Author: Chris Veigl
This Object outputs a counter value at it's port and displays the value in a
seperate Window. It can count transistions of the input to or from INVALID_VALUE
or use the input direclty (without counting)
This program is free software; you can redistribute it and/or
modify it under the terms of the GNU General Public License
as published by the Free Software Foundation; See the
GNU General Public License for more details.
-----------------------------------------------------------------------------*/
#include "brainBay.h"
#include "ob_counter.h"
#include <wingdi.h>
void draw_counter(COUNTEROBJ * st)
{
PAINTSTRUCT ps;
HDC hdc;
char szdata[20];
RECT rect;
// int act,width,height,bottom,y1,y2;
HBRUSH actbrush;
GetClientRect(st->displayWnd, &rect);
hdc = BeginPaint (st->displayWnd, &ps);
SetBkMode(hdc, TRANSPARENT);
SetTextColor(hdc,st->fontcolor);
SelectObject(hdc, st->font);
actbrush=CreateSolidBrush(st->bkcolor);
SelectObject (hdc, actbrush);
FillRect(hdc, &rect, actbrush);
if (st->integer) wsprintf(szdata, "%d",(int)(st->countervalue+0.5f));
else sprintf(szdata, "%.2f",st->countervalue);
DrawText(hdc, szdata, -1, &rect, DT_SINGLELINE | DT_CENTER | DT_VCENTER);
DeleteObject(actbrush);
EndPaint( st->displayWnd, &ps );
}
LRESULT CALLBACK CounterDlgHandler( HWND hDlg, UINT message, WPARAM wParam, LPARAM lParam )
{
static int init;
COUNTEROBJ * st;
st = (COUNTEROBJ *) actobject;
if ((st==NULL)||(st->type!=OB_COUNTER)) return(FALSE);
switch( message )
{
case WM_INITDIALOG:
SCROLLINFO lpsi;
lpsi.cbSize=sizeof(SCROLLINFO);
lpsi.fMask=SIF_RANGE|SIF_POS;
lpsi.nMin=4; lpsi.nMax=300;
SetScrollInfo(GetDlgItem(hDlg,IDC_FONTSIZEBAR),SB_CTL,&lpsi, TRUE);
SetScrollPos(GetDlgItem(hDlg,IDC_FONTSIZEBAR), SB_CTL,st->fontsize, TRUE);
SetDlgItemInt(hDlg, IDC_FONTSIZE, st->fontsize, FALSE);
SetDlgItemText(hDlg, IDC_CAPTION, st->wndcaption);
SetDlgItemInt(hDlg, IDC_RESETVALUE, (int)st->resetvalue,TRUE);
switch (st->mode)
{
case 0: CheckDlgButton(hDlg, IDC_COUNTFT,TRUE); break;
case 1: CheckDlgButton(hDlg, IDC_COUNTTF,TRUE); break;
case 2: CheckDlgButton(hDlg, IDC_COUNTIV,TRUE); break;
case 3: CheckDlgButton(hDlg, IDC_COUNTFREQ,TRUE); break;
}
CheckDlgButton(hDlg, IDC_SHOWCOUNTER,st->showcounter);
CheckDlgButton(hDlg, IDC_INTEGER,st->integer);
return TRUE;
case WM_CLOSE:
EndDialog(hDlg, LOWORD(wParam));
return TRUE;
break;
case WM_COMMAND:
switch (LOWORD(wParam))
{
case IDC_COUNTFT: st->mode=0; break;
case IDC_COUNTTF: st->mode=1; break;
case IDC_COUNTIV: st->mode=2; break;
case IDC_COUNTFREQ: st->mode=3; break;
case IDC_RESETCOUNTER: st->countervalue=st->resetvalue; break;
case IDC_RESETVALUE: st->resetvalue=(float)GetDlgItemInt(hDlg, IDC_RESETVALUE,NULL, 1); break;
case IDC_FONTCOLOR:
st->fontcolor=select_color(hDlg);
InvalidateRect(hDlg,NULL,FALSE);
InvalidateRect(st->displayWnd,NULL,TRUE);
break;
case IDC_BKCOLOR:
st->bkcolor=select_color(hDlg);
InvalidateRect(hDlg,NULL,FALSE);
InvalidateRect(st->displayWnd,NULL,TRUE);
break;
case IDC_CAPTION:
GetDlgItemText(hDlg,IDC_CAPTION,st->wndcaption,50);
SetWindowText(st->displayWnd,st->wndcaption);
break;
case IDC_INTEGER:
st->integer=IsDlgButtonChecked(hDlg,IDC_INTEGER);
InvalidateRect(st->displayWnd,NULL,TRUE);
break;
case IDC_SHOWCOUNTER:
{ int i;
i=IsDlgButtonChecked(hDlg,IDC_SHOWCOUNTER);
if ((st->showcounter)&&(!i)&&(st->displayWnd)) { DestroyWindow(st->displayWnd); st->displayWnd=NULL; }
if ((!st->showcounter)&&(i))
{
if(!(st->displayWnd=CreateWindow("Counter_Class", "Counter", WS_THICKFRAME| WS_CLIPCHILDREN,st->left, st->top, st->right-st->left, st->bottom-st->top, NULL, NULL, hInst, NULL)))
report_error("can't create Counter Window");
else { ShowWindow( st->displayWnd, TRUE ); UpdateWindow( st->displayWnd ); }
}
st->showcounter=i;
}
break;
}
return TRUE;
case WM_HSCROLL:
if (lParam == (long) GetDlgItem(hDlg,IDC_FONTSIZEBAR))
{
int nNewPos=get_scrollpos(wParam,lParam);
SetDlgItemInt(hDlg, IDC_FONTSIZE, nNewPos, TRUE);
st->fontsize=nNewPos;
if (st->font) DeleteObject(st->font);
if (!(st->font = CreateFont(-MulDiv(st->fontsize, GetDeviceCaps(GetDC(NULL), LOGPIXELSY), 72), 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, "Arial")))
report_error("Font creation failed!");
InvalidateRect(st->displayWnd, NULL, TRUE);
}
break;
case WM_SIZE:
case WM_MOVE: update_toolbox_position(hDlg);
case WM_PAINT:
color_button(GetDlgItem(hDlg,IDC_FONTCOLOR),st->fontcolor);
color_button(GetDlgItem(hDlg,IDC_BKCOLOR),st->bkcolor);
break;
}
return FALSE;
}
LRESULT CALLBACK CounterWndHandler(HWND hWnd, UINT message, WPARAM wParam, LPARAM lParam)
{
int t;
COUNTEROBJ * st;
st=NULL;
for (t=0;(t<GLOBAL.objects)&&(st==NULL);t++)
if (objects[t]->type==OB_COUNTER)
{ st=(COUNTEROBJ *)objects[t];
if (st->displayWnd!=hWnd) st=NULL;
}
if (st==NULL) return DefWindowProc( hWnd, message, wParam, lParam );
switch( message )
{ case WM_DESTROY:
break;
case WM_KEYDOWN:
SendMessage(ghWndMain, message,wParam,lParam);
break;
case WM_MOUSEACTIVATE:
close_toolbox();
actobject=st;
SetWindowPos(hWnd,HWND_TOP,0,0,0,0,SWP_DRAWFRAME|SWP_NOMOVE|SWP_NOSIZE);
InvalidateRect(ghWndDesign,NULL,TRUE);
break;
case WM_SIZE:
case WM_MOVE:
{
WINDOWPLACEMENT wndpl;
GetWindowPlacement(st->displayWnd, &wndpl);
st->top=wndpl.rcNormalPosition.top;
st->left=wndpl.rcNormalPosition.left;
st->right=wndpl.rcNormalPosition.right;
st->bottom=wndpl.rcNormalPosition.bottom;
}
InvalidateRect(hWnd,NULL,TRUE);
break;
case WM_PAINT:
draw_counter(st);
break;
default:
return DefWindowProc( hWnd, message, wParam, lParam );
}
return 0;
}
//
// Object Implementation
//
COUNTEROBJ::COUNTEROBJ(int num) : BASE_CL()
{
outports = 1;
inports = 2;
width=65;
strcpy(in_ports[0].in_name,"in");
strcpy(in_ports[1].in_name,"reset");
strcpy(out_ports[0].out_name,"value");
top=50;left=200; right=400; bottom=300;
countervalue=0; fontsize=25;
fontcolor=255; bkcolor=0;
strcpy (wndcaption,"Counter");
mode=0;
resetvalue=0;
showcounter=TRUE;
// color=RGB(0,0,100);
if (!(font = CreateFont(-MulDiv(fontsize, GetDeviceCaps(GetDC(NULL), LOGPIXELSY), 72), 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, "Arial")))
report_error("Font creation failed!");
if(!(displayWnd=CreateWindow("Counter_Class", wndcaption, WS_CLIPSIBLINGS| WS_CHILD | WS_CAPTION | WS_THICKFRAME ,left, top, right-left, bottom-top, ghWndMain, NULL, hInst, NULL)))
report_error("can't create Counter Window");
else { SetForegroundWindow(displayWnd); ShowWindow( displayWnd, TRUE ); UpdateWindow( displayWnd ); }
InvalidateRect(displayWnd, NULL, TRUE);
}
void COUNTEROBJ::session_reset(void)
{
countervalue=resetvalue;
}
void COUNTEROBJ::make_dialog(void)
{
display_toolbox(hDlg=CreateDialog(hInst, (LPCTSTR)IDD_COUNTERBOX, ghWndStatusbox, (DLGPROC)CounterDlgHandler));
}
void COUNTEROBJ::load(HANDLE hFile)
{
float temp;
load_object_basics(this);
load_property("mode",P_INT,&mode);
load_property("coutnervalue",P_FLOAT,&countervalue);
load_property("resetvalue",P_FLOAT,&resetvalue);
load_property("showcounter",P_INT,&showcounter);
load_property("fontsize",P_INT,&fontsize);
if (font) DeleteObject(font);
if (!(font = CreateFont(-MulDiv(fontsize, GetDeviceCaps(GetDC(NULL), LOGPIXELSY), 72), 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, "Arial")))
report_error("Font creation failed!");
load_property("fontcolor",P_FLOAT,&temp);
fontcolor=(COLORREF)temp;
load_property("bkcolor",P_FLOAT,&temp);
bkcolor=(COLORREF)temp;
if ((bkcolor==0)&&(fontcolor==0)) fontcolor=255;
load_property("top",P_INT,&top);
load_property("left",P_INT,&left);
load_property("right",P_INT,&right);
load_property("bottom",P_INT,&bottom);
load_property("integer",P_INT,&integer);
load_property("wndcaption",P_STRING,wndcaption);
if (!showcounter)
{
if (displayWnd!=NULL){ DestroyWindow(displayWnd); displayWnd=NULL; }
}
else
{
MoveWindow(displayWnd,left,top,right-left,bottom-top,TRUE);
SetWindowText(displayWnd,wndcaption);
}
}
void COUNTEROBJ::save(HANDLE hFile)
{
float temp;
save_object_basics(hFile, this);
save_property(hFile,"mode",P_INT,&mode);
save_property(hFile,"coutnervalue",P_FLOAT,&countervalue);
save_property(hFile,"resetvalue",P_FLOAT,&resetvalue);
save_property(hFile,"showcounter",P_INT,&showcounter);
save_property(hFile,"fontsize",P_INT,&fontsize);
temp=(float)fontcolor;;
save_property(hFile,"fontcolor",P_FLOAT,&temp);
temp=(float)bkcolor;;
save_property(hFile,"bkcolor",P_FLOAT,&temp);
save_property(hFile,"top",P_INT,&top);
save_property(hFile,"left",P_INT,&left);
save_property(hFile,"right",P_INT,&right);
save_property(hFile,"bottom",P_INT,&bottom);
save_property(hFile,"integer",P_INT,&integer);
save_property(hFile,"wndcaption",P_STRING,wndcaption);
}
void COUNTEROBJ::update_inports(void)
{
InvalidateRect(displayWnd,NULL,TRUE);
}
void COUNTEROBJ::incoming_data(int port, float value)
{
if (port==0) { oldinput=input; input=value; }
// if (port==1) reset=value;
if (port==1) { if (value!=INVALID_VALUE) countervalue=resetvalue; }
}
void COUNTEROBJ::work(void)
{
switch (mode)
{
case 0: if ((oldinput==INVALID_VALUE) && (input!=INVALID_VALUE))
countervalue++;
break;
case 1: if ((oldinput!=INVALID_VALUE) && (input==INVALID_VALUE))
countervalue++;
break;
case 2: countervalue=input;
break;
case 3: if ((oldinput==INVALID_VALUE) && (input!=INVALID_VALUE))
{
period=TIMING.acttime-prev_time;
prev_time=TIMING.acttime;
countervalue=(float)TIMING.pcfreq/(float)period;
}
if (period*2<TIMING.acttime-prev_time) countervalue=0;
break;
}
pass_values(0,countervalue);
if ((displayWnd)&&(!TIMING.draw_update))
{
InvalidateRect(displayWnd,NULL,FALSE);
}
}
COUNTEROBJ::~COUNTEROBJ()
{
if (displayWnd!=NULL){ DestroyWindow(displayWnd); displayWnd=NULL; }
}