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Diffstat (limited to 'src/gui/oscilloscope.h')
| -rw-r--r-- | src/gui/oscilloscope.h | 192 |
1 files changed, 192 insertions, 0 deletions
diff --git a/src/gui/oscilloscope.h b/src/gui/oscilloscope.h new file mode 100644 index 0000000..79e0dbd --- /dev/null +++ b/src/gui/oscilloscope.h @@ -0,0 +1,192 @@ +/*************************************************************************** + * 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. * + ***************************************************************************/ + +#ifndef OSCILLOSCOPE_H +#define OSCILLOSCOPE_H + +#ifndef PROBE_H +#ifndef KTECHLAB_H +#ifndef OSCILLOSCOPEDATA_H +#include "oscilloscopewidget.h" +#endif +#endif +#endif + +#include "simulator.h" +#include <qmap.h> + +class FloatingProbeData; +class LogicProbe; +class LogicProbeData; +class KTechlab; +class Oscilloscope; +class Probe; +class ProbeData; +class VoltageProbe; +class QTimer; +namespace KateMDI { class ToolView; } + +typedef QMap< int, ProbeData * > ProbeDataMap; +typedef QMap< int, LogicProbeData * > LogicProbeDataMap; +typedef QMap< int, FloatingProbeData * > FloatingProbeDataMap; + +typedef unsigned long long ullong; +typedef long long llong; + + +#if 0 +const double MAX_BITS_PER_S = 100000; + +// NOTE: The 10 has to agree with the 2^10 = 1024.0 +const int MIN_MAX_LOG_2_DIFF = 10; +const double MIN_BITS_PER_S = MAX_BITS_PER_S / 1024.0; +#else +const double MAX_BITS_PER_S = LOGIC_UPDATE_RATE * 4; + +// NOTE: The 18 has to agree with the 2^18 = 262144.0 +const int MIN_MAX_LOG_2_DIFF = 18; +const double MIN_BITS_PER_S = MAX_BITS_PER_S / 262144.0; +#endif + + +/* +Due to strangeness with generation of .[cpp/h] files from .ui files (that is, +my inability to sort it out neatly), files other than those in /src/gui can't +see header files such as "oscilloscopewidget.h", so we have to provide some +interface functions for accessing the functionality in this class +*/ +ProbeData * registerProbe( Probe * probe ); +void unregisterProbe( int id ); +void addOscilloscopeAsToolView( KTechlab *ktechlab ); + + +#ifndef PROBE_H +#ifndef KTECHLAB_H +#ifndef OSCILLOSCOPEDATA_H +/** +@author David Saxton +*/ +class Oscilloscope : public OscilloscopeWidget +{ + Q_OBJECT + public: + static Oscilloscope * self( KateMDI::ToolView * parent = 0l ); + static QString toolViewIdentifier() { return "Oscilloscope"; } + virtual ~Oscilloscope(); + + /** + * Register a probe (that outputs boolean data) with the oscilloscope. + * Returns a unique id that the probe can use to add data points + */ + ProbeData * registerProbe( Probe * probe ); + void unregisterProbe( int id ); + /** + * Returns the Simulator time since recording started. + */ + ullong time() const; + /** + * Returns how much of an increment in value of the oscilloscope slider + * is equivalent to one second. + */ + int sliderTicksPerSecond() const; + /** + * Returns the number of pixels per second the user has requested to be + * displayed. + */ + double pixelsPerSecond() const; + /** + * Zoom level; a value between 0 and 1. 0 is maximum zoom out, and 1 is + * maximum zoom in. + */ + double zoomLevel() const { return m_zoomLevel; } + /** + * Sets the zoom level (and in the process, checks that it is within the + * bounds allowed). + */ + void setZoomLevel( double zoomLevel ); + /** + * Returns the Simulator time as given by the current scrollbar + * position. + */ + llong scrollTime() const; + /** + * @returns pointer to probe with given id, or NULL if no such probe exists + */ + ProbeData * probeData( int id ) const; + /** + * @returns the total number of probes + */ + int numberOfProbes() const; + /** + * @returns number of the probe with the given id, starting from 0, or -1 if no such probe + */ + int probeNumber( int id ) const; + + signals: + /** + * Emitted when a probe is registered + */ + void probeRegistered( int id, ProbeData * probe ); + /** + * Emitted when a probe is unregistered + */ + void probeUnregistered( int id ); + + public slots: + /** + * Resets all recorded data + */ + void reset(); + /** + * Called when the zoom slider value was changed. + */ + void slotZoomSliderChanged( int value ); + /** + * Called when the horizontal scrollbar was scrolled by the user + */ + void slotSliderValueChanged( int value ); + /** + * Pause the data capture (e.g. user clicked on pause button) + */ + void slotTogglePause(); + + protected: + void getOldestProbe(); + +// bool b_isPaused; + int m_nextId; + ProbeData * m_oldestProbe; + int m_oldestId; + int m_nextColor; // For giving the probes colours + + ProbeDataMap m_probeDataMap; + LogicProbeDataMap m_logicProbeDataMap; + FloatingProbeDataMap m_floatingProbeDataMap; + + Simulator * m_pSimulator; + + protected slots: + void updateScrollbars(); + + private: + Oscilloscope( KateMDI::ToolView * parent ); + + static Oscilloscope * m_pSelf; + double m_zoomLevel; + + friend class OscilloscopeView; + friend class ProbePositioner; +}; + +#endif // OSCILLOSCOPEDATA_H +#endif // KTECHLAB_H +#endif // PROBE_H + +#endif // OSCILLOSCOPE_H |