1 files changed, 171 insertions, 0 deletions
diff --git a/src/oscilloscopedata.cpp b/src/oscilloscopedata.cpp
new file mode 100644
index 0000000..cc1e289
--- /dev/null
+++ b/src/oscilloscopedata.cpp
@@ -0,0 +1,171 @@
+/***************************************************************************
+ *   Copyright (C) 2005 by David Saxton                                    *
+ *   [email protected]                                                    *
+ *                                                                         *
+ *   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; either version 2 of the License, or     *
+ *   (at your option) any later version.                                   *
+ ***************************************************************************/
+
+#include "oscilloscopedata.h"
+#include "oscilloscope.h"
+ 
+//BEGIN class ProbeData
+ProbeData::ProbeData( int id )
+	: m_id(id)
+{
+	m_resetTime = Simulator::self()->time();
+// 	b_isPaused = false;
+	m_color = Qt::black;
+	m_drawPosition = 0.5;
+	m_insertPos = 0;
+}
+
+
+ProbeData::~ProbeData()
+{
+	unregisterProbe(m_id);
+}
+
+
+void ProbeData::setColor( QColor color )
+{
+	m_color = color;
+	emit displayAttributeChanged();
+}
+//END class ProbeData
+
+
+//BEGIN class LogicProbeData
+LogicProbeData::LogicProbeData( int id )
+	: ProbeData(id)
+{
+}
+
+
+void LogicProbeData::eraseData()
+{
+	bool lastValue = false;
+	bool hasLastValue = m_insertPos > 0;
+	if (hasLastValue)
+		lastValue = m_data[m_insertPos-1].value;
+	
+	m_data.reset();
+	m_insertPos = 0;
+	m_resetTime = Simulator::self()->time();
+	
+	if (hasLastValue)
+		addDataPoint( LogicDataPoint( lastValue, m_resetTime ) );
+}
+
+
+ullong LogicProbeData::findPos( llong time ) const
+{
+	if ( time <= 0 )
+		return 0;
+	
+	for ( int a = m_data.allocatedUpTo()-1; a >= 0; a-- )
+	{
+		DCArray<LogicDataPoint> * dcArray = m_data.dcArray(a);
+		
+		// We're only interested in this if the earliest recorded data point in this dcArray is <= time
+		if ( m_data.toPos( a, 0, 0 ) >= m_insertPos || (dcArray->chunk(0)->data[0].time > ullong(time)) )
+			continue;
+		
+		// Cool, somewhere in this dcArray....
+		for ( int b = dcArray->allocatedUpTo()-1; b >= 0; b-- )
+		{
+			// Done check if the data we'd be accessing is beyond that set
+			if ( m_data.toPos( a, b, 0 ) >= m_insertPos || dcArray->chunk(b)->data[0].time > ullong(time) )
+				continue;
+			
+			// Soon...
+			for ( int c = DATA_CHUNK_SIZE-1; c >= 0; c-- )
+			{
+				ullong pos = m_data.toPos( a, b, c );
+				
+				if ( pos >= m_insertPos || dcArray->chunk(b)->data[c].time > ullong(time) )
+					continue;
+				
+				// Wee!
+				return pos;
+			}
+		}
+	}
+	
+	// Either we have no data points, or the one closest to the given time will be the one at the start
+	return 0;
+}
+//END class LogicProbeData
+
+
+//BEGIN class FloatingProbeData
+FloatingProbeData::FloatingProbeData( int id )
+	: ProbeData(id)
+{
+	m_scaling = Linear;
+	m_upperAbsValue = 10.0;
+	m_lowerAbsValue = 0.1;
+}
+
+
+void FloatingProbeData::eraseData()
+{
+	m_data.reset();
+	m_insertPos = 0;
+	m_resetTime = Simulator::self()->time();
+}
+
+
+ullong FloatingProbeData::findPos( llong time ) const
+{
+	if ( time <= 0 || ullong(time) <= m_resetTime || m_insertPos == 0 )
+		return 0;
+	
+	ullong at = ullong((time-m_resetTime)*double(LINEAR_UPDATE_RATE)/double(LOGIC_UPDATE_RATE));
+	
+	if ( at >= m_insertPos )
+		at = m_insertPos-1;
+	
+	return at;
+}
+
+
+ullong FloatingProbeData::toTime( ullong at ) const
+{
+	return ullong(m_resetTime + (at*LOGIC_UPDATE_RATE/LINEAR_UPDATE_RATE));
+}
+
+
+void FloatingProbeData::setScaling( Scaling scaling )
+{
+	if ( m_scaling == scaling )
+		return;
+	
+	m_scaling = scaling;
+	emit displayAttributeChanged();
+}
+
+
+void FloatingProbeData::setUpperAbsValue( double upperAbsValue )
+{
+	if ( m_upperAbsValue == upperAbsValue )
+		return;
+	
+	m_upperAbsValue = upperAbsValue;
+	emit displayAttributeChanged();
+}
+
+
+void FloatingProbeData::setLowerAbsValue( double lowerAbsValue )
+{
+	if ( m_lowerAbsValue == lowerAbsValue )
+		return;
+	
+	m_lowerAbsValue = lowerAbsValue;
+	emit displayAttributeChanged();
+}
+//END class FloatingProbeData
+
+