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//
// Copyright (c) 1994, 1995, 2006 by Mike Romberg ( mike.romberg@noaa.gov )
//
// This file may be distributed under terms of the GPL
//
#include "bitmeter.h"
BitMeter::BitMeter( XOSView *parent,
const char *title, const char *legend, int numBits,
int docaptions, int, int dousedlegends)
: Meter( parent, title, legend, docaptions, dousedlegends, dousedlegends ),
bits_(NULL), lastbits_(NULL), disabled_(false) {
setNumBits(numBits);
}
BitMeter::~BitMeter( void ){
delete [] bits_;
delete [] lastbits_;
}
void BitMeter::setNumBits(int n){
numbits_ = n;
delete [] bits_;
delete [] lastbits_;
bits_ = new char[numbits_];
lastbits_ = new char[numbits_];
for ( int i = 0 ; i < numbits_ ; i++ )
bits_[i] = lastbits_[i] = 0;
}
void BitMeter::disableMeter ( void ) {
disabled_ = true;
onColor_ = parent_->allocColor ("gray");
offColor_ = onColor_;
Meter::legend ("Disabled");
}
void BitMeter::checkResources( void ){
Meter::checkResources();
}
void BitMeter::checkevent( void ){
drawBits();
}
void BitMeter::drawBits( int mandatory ){
static int pass = 1;
// pass = (pass + 1) % 2;
int x1 = x_ + 0, x2;
for ( int i = 0 ; i < numbits_ ; i++ ){
if ( i != (numbits_ - 1) )
x2 = x_ + ((i + 1) * (width_+1)) / numbits_ - 1;
else
x2 = x_ + (width_+1) - 1;
if ( (bits_[i] != lastbits_[i]) || mandatory ){
if ( bits_[i] && pass )
parent_->setForeground( onColor_ );
else
parent_->setForeground( offColor_ );
parent_->drawFilledRectangle( x1, y_, x2 - x1, height_);
}
lastbits_[i] = bits_[i];
x1 = x2 + 2;
}
}
void BitMeter::draw( void ){
parent_->lineWidth( 1 );
parent_->setForeground( parent_->foreground() );
parent_->drawFilledRectangle( x_ -1, y_ - 1, width_ + 2, height_ + 2 );
parent_->lineWidth( 0 );
if ( dolegends_ ){
parent_->setForeground( textcolor_ );
int offset;
if ( dousedlegends_ )
offset = parent_->textWidth( "XXXXXXXXXX" );
else
offset = parent_->textWidth( "XXXXXX" );
parent_->drawString( x_ - offset + 1, y_ + height_, title_ );
parent_->setForeground( onColor_ );
if(docaptions_)
{
parent_->drawString( x_, y_ - 5, legend_ );
}
}
drawBits( 1 );
}
void BitMeter::setBits(int startbit, unsigned char values){
unsigned char mask = 1;
for (int i = startbit ; i < startbit + 8 ; i++){
bits_[i] = values & mask;
mask = mask << 1;
}
}
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