SpectrumDock Class Reference

Dock window for the spectrum view. It contains the magnitude for all channels and allows to enable/disable the channels. More...

#include <SpectrumDock.h>

Inheritance diagram for SpectrumDock:

Data Structures
struct	ChannelBlock

Public Slots
void	loadSettings (DsoSettingsScope *scope)
	Loads settings into GUI.
void	setSamplerate (double samplerate)
	Called when the samplerate from horizontal dock changes its value.

Signals
void	magnitudeChanged (ChannelID channel, double magnitude)
	A magnitude has been selected.
void	usedChannelChanged (ChannelID channel, unsigned used)
	A spectrum has been enabled/disabled.
void	frequencybaseChanged (double frequencybase)
	The frequencybase has been changed.

Public Member Functions
	SpectrumDock (DsoSettingsScope *scope, QWidget *parent)
	Initializes the spectrum view docking window.
int	setMagnitude (ChannelID channel, double magnitude)
	Sets the magnitude for a channel.
unsigned	setUsed (ChannelID channel, bool used)
	Enables/disables a channel.
void	enableSpectrumDock (bool enabled)
	Enables/disables all channels.
void	setFrequencybase (double timebase)
	Changes the frequencybase.

Protected Member Functions
void	closeEvent (QCloseEvent *event) override
	Don't close the dock, just hide it.

Protected Attributes
QGridLayout *	dockLayout
	The main layout for the dock window.
QWidget *	dockWidget
	The main widget for the dock window.
std::vector< ChannelBlock >	channelBlocks
DsoSettingsScope *	scope
	The settings provided by the parent class.
std::vector< double >	magnitudeSteps
	The selectable magnitude steps in dB/div.
QStringList	magnitudeStrings
	String representations for the magnitude steps.
QLabel *	frequencybaseLabel
	The label for the frequencybase spinbox.
SiSpinBox *	frequencybaseSiSpinBox
	Selects the frequencybase for spectrum graphs.

Private Slots
void	frequencybaseSelected (double frequencybase)
	Called when the frequencybase spinbox changes its value.

Detailed Description

Dock window for the spectrum view. It contains the magnitude for all channels and allows to enable/disable the channels.

Constructor & Destructor Documentation

SpectrumDock()

SpectrumDock::SpectrumDock	(	DsoSettingsScope *	scope,
		QWidget *	parent )

Initializes the spectrum view docking window.

Parameters

settings	The target settings object.
parent	The parent widget.
flags	Flags for the window manager.

Member Function Documentation

closeEvent()

void SpectrumDock::closeEvent ( QCloseEvent * event )

overrideprotected

Don't close the dock, just hide it.

Parameters

event

The close event that should be handled.

enableSpectrumDock()

void SpectrumDock::enableSpectrumDock

(

bool

enabled

)

Enables/disables all channels.

Parameters

enabled

True if the channel should be enabled, false otherwise.

frequencybaseChanged

void SpectrumDock::frequencybaseChanged ( double frequencybase )

signal

The frequencybase has been changed.

frequencybaseSelected

void SpectrumDock::frequencybaseSelected ( double frequencybase )

privateslot

Called when the frequencybase spinbox changes its value.

Parameters

frequencybase

The frequencybase in hertz.

loadSettings

void SpectrumDock::loadSettings ( DsoSettingsScope * scope )

slot

Loads settings into GUI.

Parameters

scope

Settings to load

magnitudeChanged

void SpectrumDock::magnitudeChanged ( ChannelID channel, double magnitude )

signal

A magnitude has been selected.

setFrequencybase()

void SpectrumDock::setFrequencybase

(

double

timebase

)

Changes the frequencybase.

Parameters

frequencybase

The frequencybase in hertz.

setMagnitude()

int SpectrumDock::setMagnitude	(	ChannelID	channel,
		double	magnitude )

Sets the magnitude for a channel.

Parameters

channel	The channel, whose magnitude should be set.
magnitude	The magnitude in dB.

Returns

Index of magnitude-value, -1 on error.

setSamplerate

void SpectrumDock::setSamplerate ( double samplerate )

slot

Called when the samplerate from horizontal dock changes its value.

Parameters

samplerare

The samplerate in hertz.

setUsed()

unsigned SpectrumDock::setUsed	(	ChannelID	channel,
		bool	used )

Enables/disables a channel.

Parameters

channel	The channel, that should be enabled/disabled.
used	True if the channel should be enabled, false otherwise.

Returns

Index of channel, INT_MAX on error.

usedChannelChanged

void SpectrumDock::usedChannelChanged ( ChannelID channel, unsigned used )

signal

A spectrum has been enabled/disabled.

Field Documentation

channelBlocks

std::vector< ChannelBlock > SpectrumDock::channelBlocks

protected

dockLayout

QGridLayout* SpectrumDock::dockLayout

protected

The main layout for the dock window.

dockWidget

QWidget* SpectrumDock::dockWidget

protected

The main widget for the dock window.

frequencybaseLabel

QLabel* SpectrumDock::frequencybaseLabel

protected

The label for the frequencybase spinbox.

frequencybaseSiSpinBox

SiSpinBox* SpectrumDock::frequencybaseSiSpinBox

protected

Selects the frequencybase for spectrum graphs.

magnitudeSteps

std::vector< double > SpectrumDock::magnitudeSteps

protected

The selectable magnitude steps in dB/div.

magnitudeStrings

QStringList SpectrumDock::magnitudeStrings

protected

String representations for the magnitude steps.

scope

DsoSettingsScope* SpectrumDock::scope

protected

The settings provided by the parent class.

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The documentation for this class was generated from the following files:

• docks/SpectrumDock.h
• docks/SpectrumDock.cpp