#include <ddtImageWidget.hpp>

Inheritance diagram for DdtImageWidget:

Signals
void	SetChangedDialogParameter (QString param_id, QVariant parameter)

void	GraphicalElementsDialogClosed ()

void	UpdatedImage (const QImage &image, const QTransform &transform, const double rotation)

void	ImageWidgetViewChanged (QRectF visible_image_rect, int current_image_width, int current_image_height)

void	NewBoostDataEvent ()

void	CursorInfo (double x, double y, double pixelvalue, QString ra, QString decl)

void	UpdateFlipStatus (bool vertical, bool horizontal)

void	Swap ()

void	MagnifiedImage (QImage magnified_image)

void	ClearMagnifiedImage ()

void	CurrentLayer (const int current_layer, const int total_layers)

void	CurrentCutValues (double cutvalue_min, double cutvalue_max)

void	SetCurrentColourmap (QVector< QRgb > colourtable)

void	UpdateColourbarAxis (double min_value, double max_value, int scaling_function)

void	InvertColourmap (bool inverted)

void	CurrentConnectStatus (QString data_stream_id, ConnectionStatus status)

void	ContextMenuCommandSelected (QString menu_entry)

void	Reset ()

void	DefaultDockWidgetsLayout ()

void	ScaleFactorListChanged (QList< QString > scale_factor_list)
	ScaleFactorListChanged Signal to inform other about new scale values are set.

void	UpdateScaleFactor (QString new_scale_factor)
	UpdateScaleFactor this signal inform others about a new scale factor.

void	UpdateAutoScale (bool new_state)
	UpdateAutoScale this signal inform others about that the auto scale state changed.

Public Attributes
signal_response	response_signal

Protected Attributes
ddt::DdtLogger *	logger

DdtOverlayRendering *	overlay_rendering

DdtGraphicalElementProperties	overlay_properties

bool	use_open_gl
	use_open_gl Flag for the usage of OpenGl

bool	use_antialiasing
	use_antialiasing Flag for the usage of antialiasing

bool	auto_scale
	auto_scale Flag for the usage of automatic scaling of new images

QString	default_scale_factor
	default_scale_factor Value of the default scale factor

bool	no_wait_new_data
	no_wait_new_data flag Flag indicating that the content of the data stream is displayed without waiting for new incoming data

QString	default_bias_image

bool	show_scrollbars

int	current_rotation_value
	current_rotation_value The current used rotation on present image

QString	current_scale_factor
	current_scale_factor The current used scale factor

QString	selected_scale_factor
	selected_scale_factor Last selected scale factor

QString	current_magnification_factor

QString	current_pick_object_magnification_factor

QString	current_dialog_magnification_factor

int	last_magnify_x

int	last_magnify_y

QMap< QString, float >	scale_factor_pool
	scale_factor_pool Each possible scale factor is here stored with the string and float value.

QMap< QString, float >	scale_factor_favorites
	scale_factor_favorites All favorites scale factor are here stored with the string and float value.

QString	define_scale_factor
	define_scale_factor This string is configured from outside over the designer. The scale factors are separated by a semicolon.

QString	default_colourmap
	default_colourmap The default colourmap

QString	list_context_menu
	list_context_menu List of context menu items

QString	list_dialogs_menu
	list_dialogs_menu List of context menu dialog items

QString	colourmap_directory
	colourmap_directory The colourmap directory used

QString	configurationmap_directory
	configurationmap_directory The configurationmap directory used

QTransform	scaling_transform

QTransform	rotation_transform

Properties
bool	UseOpenGL

bool	UseAntialiasing

bool	AutoScale

QString	DefaultScale

QString	ScaleFactorList

QString	DefaultColourmap

QString	ListContextMenu

QString	ListDialogsMenu

QString	DefautBiasImage

bool	ShowScrollbars

	DdtImageWidget (QWidget *parent=nullptr)

virtual	~DdtImageWidget ()

DdtOverlayRendering *	GetOverlayRendering ()

void	ProcessRemoteCommand (const std::string &command_name, const std::vector< std::string > &command_arguments)

void	InitializeDialogMap (const QMap< QString, DdtDialog * > insert_map)

QString	FetchDialogName (const QString dialog_id) const

bool	get_use_open_gl () const

void	set_use_open_gl (const bool open_gl)

bool	get_use_antialiasing () const

void	set_use_antialiasing (const bool antialiasing)

bool	get_auto_scale () const

void	set_auto_scale (const bool scale)

void	ReadScaleFactors ()
	DdtImageWidget::readScaleFactors Reads out the string of scale values and put them converted to float values to the map.

QList< QString >	SortedScaleFactors (QMap< QString, float > scale_map)
	DdtImageWidget::sortedScaleFactors Sorts the list of scale factors based on the float values.

QString	get_define_scale_factor () const
	get_define_scale_factor this returns the string with scale factors which is set from outside over the properties.

void	set_define_scale_factor (const QString new_values)
	set_define_scale_factor This is used to set the scale factors from outside over the properties.

QString	get_default_scale_factor () const

void	set_default_scale_factor (const QString new_default_scale_factor)

QString	get_default_colourmap () const

void	set_default_colourmap (const QString new_default_colourmap)

void	set_list_context_menu (const QString new_list_context_menu)

QString	get_list_context_menu () const

void	set_list_dialogs_menu (const QString new_list_dialogs_menu)

QString	get_list_dialogs_menu () const

QString	get_default_bias_image () const

void	set_default_bias_image (const QString set_bias_image)

bool	get_show_scrollbars () const

void	set_show_scrollbars (const bool set_show_scrollbars)

DdtGraphicalElementProperties	get_overlay_properties ()

DdtGraphicalOverlay *	get_graphical_overlay ()

void	RedrawOverlay ()

void	set_logger (ddt::DdtLogger *const in_logger)

float	ParseFractionString (QString fraction_str)

void	ConvertCanvasToImage (const double x_canvas, const double y_canvas, double const x_image, double const y_image) const

void	ConvertImageToCanvas (const double x_image, const double y_image, double const x_canvas, double const y_canvas) const

bool	eventFilter (QObject obj, QEvent event)

void	HandleNewBoostDataEvent ()

void	CutLevelChanged ()

void	ReloadGraphicsItem ()

void	UpdateThumbnailImages ()

void	UpdateAllStatistics ()

void	CloseAllDialogs ()
	CloseAllDialogs This will close all dialogs.

void	MarkPositions ()

QString	EndMarkPositions ()

void	RegisterLastSegmentCallback (std::function< void()> const &LastSegmentFunction)

void	SetOverlayImageFile (const QString overlay_file)

void	AddRenderingPlugins (DdtRenderingPlugin *const new_plugin)

void	SetActiveRenderingPlugin (const int rendering_plugin_id)

void	ActivateTimestampDisplay ()

void	AttachImageFromPointer (float *new_image_data, int nx, int ny)

void	AttachImageFromPointer (double *new_image_data, int nx, int ny)

void	AttachImageFromPointer (int32_t *new_image_data, int nx, int ny)

void	AttachImageFromPointer (uint8_t *new_image_data, int nx, int ny)

void	AttachImageFromPointer (uint16_t *new_image_data, int nx, int ny)

void	AttachImageFromPointer (uint32_t *new_image_data, int nx, int ny)

void	AttachImageFromPointer (int16_t *new_image_data, int nx, int ny)

void	resizeEvent (QResizeEvent *event)

void	RemoveAllItemsFromScene ()

void	RemoveAllOverlayItemsFromScene ()

void	GraphicsControlCheckTaggedItems (DdtGraphicalOverlay *overlay, QString tag, bool flag)

void	CalculatePickStatistics (PickMode pick_mode, double x, double y, double pixel_value, QString ra, QString dec)

void	GetTabularRegion (const double x_image, const double y_image)

void	MagnifyImage (int x, int y, const bool pick_mode=false)

void	MagnifyImageWithFactor (const QString mag_factor_str, const int mag_fact_index, const int x, const int y)

void	SetInitialDialogParameters (DdtDialog *dialog, const QString dialog_id)

void	SetInitialDialogParametersColourmapDialog (DdtDialog *dialog, const QString dialog_id)

void	SetInitialDialogParametersPickObjectDialog (DdtDialog *dialog, const QString dialog_id)

void	SetInitialDialogParametersMagnificationDialog (DdtDialog *dialog, const QString dialog_id)

void	SetInitialDialogParametersFITSHeaderDialog (DdtDialog *dialog, const QString dialog_id)

void	SetInitialDialogParametersMetadataSampleDialog (DdtDialog *dialog, const QString dialog_id)

void	SetInitialDialogParametersHDUDialog (DdtDialog *dialog, const QString dialog_id)

void	SetInitialDialogParametersTabularRegionDialog (DdtDialog *dialog, const QString dialog_id)

void	SetInitialDialogParametersGraphicalDialog (DdtDialog *dialog, const QString dialog_id)

void	SetInitialDialogParametersGraphicsControl (DdtDialog *dialog, const QString dialog_id)

void	SetInitialDialogParametersCutValuesDialog (DdtDialog *dialog, const QString dialog_id)

void	SetInitialDialogParametersBiasDialog (DdtDialog *dialog, const QString dialog_id)

void	SetInitialDialogParametersScaleRotateCutValuesDialog (DdtDialog *dialog, const QString dialog_id)

void	SetInitialDialogParametersStatisticDialog (DdtDialog *dialog, const QString dialog_id)

void	SetInitialDialogParametersPVCMDialog (DdtDialog *dialog, const QString dialog_id)

void	SetInitialDialogParametersReferenceLineDialog (DdtDialog *dialog, const QString dialog_id)

void	SetInitialDialogParametersDataStreamDialog (DdtDialog *dialog, const QString dialog_id)

void	SetInitialDialogParametersDistanceDialog (DdtDialog *dialog, const QString dialog_id)

void	SetInitialDialogParametersMonitorSamplesDialog (DdtDialog *dialog, const QString dialog_id)

void	SetInitialDialogParametersBinaryTableDialog (DdtDialog *dialog, const QString dialog_id)

void	DialogParameterChangedColourmapDialog (const QString parameter_id, const QVariant parameter)

void	DialogParameterChangedPickObject (const QString parameter_id, const QVariant parameter)

void	DialogParameterChangedMagnification (const QString parameter_id, const QVariant parameter)

void	DialogParameterChangedMonitorSamples (const QString parameter_id, const QVariant parameter)

void	DialogParameterChangedTabularRegion (const QString parameter_id, const QVariant parameter)

void	DialogParameterChangedGraphicalElements (const QString parameter_id, const QVariant parameter)

void	DialogParameterChangedGraphicsControl (const QString parameter_id, const QVariant parameter)

void	DialogParameterChangedCutValues (const QString parameter_id, const QVariant parameter)

void	DialogParameterChangedScaleRotateCutValues (const QString parameter_id, const QVariant parameter)

void	DialogParameterChangedBias (const QString parameter_id, const QVariant parameter)

void	DialogParameterChangedStatistic (const QString parameter_id, const QVariant parameter)

void	DialogParameterChangedSlit (const QString parameter_id, const QVariant parameter)

void	DialogParameterChangedPVCM (const QString parameter_id, const QVariant parameter)

void	DialogParameterChangedReferenceLine (const QString parameter_id, const QVariant parameter)

void	DialogParameterChangedDataStream (const QString parameter_id, const QVariant parameter)

void	DialogParameterChangedHDU (const QString parameter_id, const QVariant parameter)

void	DialogParameterChangedDistance (const QString parameter_id, const QVariant parameter)

void	ChangeContrast (ddt::colorMap_t const &colourmap, ddt::colorMap_t const &colourmap_inverted, ddt::colorMapARGB_t const &colourmap_argb, ddt::colorMapARGB_t const &colourmap_argb_inverted)

void	RestoreColourmap ()

void	DialogParameterChanged (const QString dialog_id, const QString parameter_id, const QVariant parameter)

void	AttachDataStream (const QString data_stream_id)

void	DetachDataStream (const QString data_stream_id)

bool	AttachDataFile (QString filename, const bool open_single=false)

void	AttachImageExtensionsAsOne (QString filename)

void	LastBrokerConnection (const QString data_stream_id)

void	CheckInvalidImageHDUs () const

void	SetImageScale (const QString image_scale)

void	SetNoWaitNewData (const bool no_wait_flag)

QString	LoadOverlayFile (const QString startup_overlay_file, const bool remote=false)

void	FlipImage (bool vertical_axis, bool horizontal_axis)

void	RotateImage (int rotation_angle)

void	UpdatePosition (double scroll_fraction_x, double scroll_fraction_y)

void	IncrementScale ()

void	DecrementScale ()

void	SetToDefaultScale ()

void	SelectNewScale (QString next_scale)
	SelectScale this is called to switch the scale factor by a key.

void	ScaleFactorForNewImage ()

QString	FindAutoScale ()

void	IncrementLayer (const int inc)

void	DecrementLayer (const int dec)

void	JumpToLayer (const int num)

void	GraphicalElement (double x1, double y1, double x2, double y2, const QString draw_mode)

void	GraphicalTextElement (double x1, double y1, double x2, double y2, const QString draw_mode, QString text)

void	StatisticRectangle (const double x1, const double y1, const double x2, const double y2)

void	SlitElement (const double target_x, const double target_y, const double slit_x, const double slit_y, const double x_offset, const double y_offset)

void	CalculateHistogramReferenceLine (QPointF p1, QPointF p2)

void	CalculateDistanceLine (QPointF p1, QPointF p2)

void	SetMagnificationFactor (const QString magnification_factor)
	SetMagnificationFactor Slot that is called, when the magnification factor of the magnification widget has changed.

void	CursorPosition (double x, double y, bool mouse_clicked)

void	SetCutValues (const double low, const double high)

void	SetAutoCuts ()

void	SetMinMaxCuts ()

void	DetachStream ()

void	HandleNewDataEvent ()

void	SetAutoScaleState (const bool new_auto_scale_state)
	SetAutoScaleState This will be called to set the state of the auto scale.

Additional Inherited Members
Public Member Functions inherited from DdtWidget
virtual	~DdtWidget ()=default

	DdtWidget (QWidget *parent=nullptr)
	DdtWidget.

QWidget *	AddParentWidget (QLayout *child_layout)
	AddParentWidget This will add the given layout to a QGroupBox Widget to integrate in the parent layout.

void	connect (const QObject sender, const char signal, const QObject receiver, const char member)
	connect Group of overloaded functions that use the QObject::connect method with the Qt::QueuedConnection flag. This defines Qt Signal and Slots connection the same way thought out the QApplication.

void	connect (const QObject sender, const QMetaMethod &signal, const QObject receiver, const QMetaMethod &method)

void	connect (const QObject sender, const char signal, const char *member)

template<typename Func1 , typename Func2 >
void	connect (const typename QtPrivate::FunctionPointer< Func1 >::Object sender, Func1 signal, const QObject context, Func2 slot)
	connect Template version of QObject::connection with fixed Qt::QueuedConnection flag. Normally used to connect a signal with a lambda function.

Detailed Description

Class for the Image Widget that can be used to display Data Samples of various Topic IDs

Constructor & Destructor Documentation

◆ DdtImageWidget()

DdtImageWidget::DdtImageWidget ( QWidget * parent = nullptr )

explicit

Constructor

Parameters

parent Pointer to the parent widget

◆ ~DdtImageWidget()

DdtImageWidget::~DdtImageWidget ( )

virtual

Destructor

Member Function Documentation

◆ ActivateTimestampDisplay()

void DdtImageWidget::ActivateTimestampDisplay ( )

Activates the display of timestamps recieved from the data sample

◆ AddRenderingPlugins()

void DdtImageWidget::AddRenderingPlugins ( DdtRenderingPlugin *const new_plugin )

Method that allows to add further rendering plugins to the image widget

◆ AttachDataFile

bool DdtImageWidget::AttachDataFile	(	QString	filename,
		const bool	open_single = false )

slot

Slot which is called when an image shall be loaded and displayed in the image widget

Parameters

filename	Path to the image file
open_single	Specifies if the open HDU button was clicked

Returns: true if file was attached successfully, false if not

◆ AttachDataStream

void DdtImageWidget::AttachDataStream ( const QString data_stream_id )

slot

Slot which is called when a data stream shall be attached to the image widget

Parameters

data_stream_id The ID of the data stream (could be the URI)

◆ AttachImageExtensionsAsOne

void DdtImageWidget::AttachImageExtensionsAsOne ( QString filename )

slot

Slot which is called when all image extensions of an image shall be loaded and displayed in the image widget

Parameters

filename Path to the image file

◆ AttachImageFromPointer() [1/7]

void DdtImageWidget::AttachImageFromPointer	(	double *	new_image_data,
		int	nx,
		int	ny )

Attaches Image obtained from an array pointer type double.

◆ AttachImageFromPointer() [2/7]

void DdtImageWidget::AttachImageFromPointer	(	float *	new_image_data,
		int	nx,
		int	ny )

Attaches Image obtained from an array pointer type float.

◆ AttachImageFromPointer() [3/7]

void DdtImageWidget::AttachImageFromPointer	(	int16_t *	new_image_data,
		int	nx,
		int	ny )

Attaches Image obtained from an array pointer type int16_t.

◆ AttachImageFromPointer() [4/7]

void DdtImageWidget::AttachImageFromPointer	(	int32_t *	new_image_data,
		int	nx,
		int	ny )

Attaches Image obtained from an array pointer type int32_t.

◆ AttachImageFromPointer() [5/7]

void DdtImageWidget::AttachImageFromPointer	(	uint16_t *	new_image_data,
		int	nx,
		int	ny )

Attaches Image obtained from an array pointer type uint16_t.

◆ AttachImageFromPointer() [6/7]

void DdtImageWidget::AttachImageFromPointer	(	uint32_t *	new_image_data,
		int	nx,
		int	ny )

Attaches Image obtained from an array pointer type uint32_t.

◆ AttachImageFromPointer() [7/7]

void DdtImageWidget::AttachImageFromPointer	(	uint8_t *	new_image_data,
		int	nx,
		int	ny )

Attaches Image obtained from an array pointer type uint8_t.

◆ CalculateDistanceLine

void DdtImageWidget::CalculateDistanceLine	(	QPointF	p1,
		QPointF	p2 )

slot

◆ CalculateHistogramReferenceLine

void DdtImageWidget::CalculateHistogramReferenceLine	(	QPointF	p1,
		QPointF	p2 )

slot

◆ CalculatePickStatistics()

void DdtImageWidget::CalculatePickStatistics	(	PickMode	pick_mode,
		double	x,
		double	y,
		double	pixel_value,
		QString	ra,
		QString	dec )

protected

Calculate statistics (fwhm etc.) for an object or the cursor position that was selected by the user

Parameters

pick_mode	Current selection (either cursor pick or object pick)
x	x cooridnate the user selected
y	y coordinate the user selected
pixel_value	pixel_value at the location the user selected
ra	Right Ascension
dec	Declination

◆ ChangeContrast

void DdtImageWidget::ChangeContrast	(	ddt::colorMap_t const &	colourmap,
		ddt::colorMap_t const &	colourmap_inverted,
		ddt::colorMapARGB_t const &	colourmap_argb,
		ddt::colorMapARGB_t const &	colourmap_argb_inverted )

slot

Slot which is called when the colourbar is changed by the user

◆ CheckInvalidImageHDUs

void DdtImageWidget::CheckInvalidImageHDUs ( ) const

slot

Checks if the image contains invalid image HDUs.

◆ ClearMagnifiedImage

void DdtImageWidget::ClearMagnifiedImage ( )

signal

◆ CloseAllDialogs()

void DdtImageWidget::CloseAllDialogs ( )

CloseAllDialogs This will close all dialogs.

◆ ContextMenuCommandSelected

void DdtImageWidget::ContextMenuCommandSelected ( QString menu_entry )

signal

Signal emitted when a command from the context menu was selected

Parameters

menu_entry The selected menu entry

◆ ConvertCanvasToImage()

void DdtImageWidget::ConvertCanvasToImage	(	const double	x_canvas,
		const double	y_canvas,
		double *const	x_image,
		double *const	y_image ) const

Converts canvas coordinates to image coordinates

Parameters

x_canvas	the canvas x position
y_canvas	the canvas y position
x_image	the resulting image x position
y_image	the resulting image y position

◆ ConvertImageToCanvas()

void DdtImageWidget::ConvertImageToCanvas	(	const double	x_image,
		const double	y_image,
		double *const	x_canvas,
		double *const	y_canvas ) const

Converts image coordinates to canvas coordinates

Parameters

x_image	the image x position
y_image	the image y position
x_canvas	the resulting canvas x position
y_canvas	the resulting canvas y position

◆ CurrentConnectStatus

void DdtImageWidget::CurrentConnectStatus	(	QString	data_stream_id,
		ConnectionStatus	status )

signal

Signal send to the data stream widget on the current status of the connection

Parameters

data_stream_id	ID of the data stream
status	Current connection status

◆ CurrentCutValues

void DdtImageWidget::CurrentCutValues	(	double	cutvalue_min,
		double	cutvalue_max )

signal

Signal emitted when the cut levels are changed

Parameters

cutvalue_min	New minimum cut value
cutvalue_max	New maximum cut value

◆ CurrentLayer

void DdtImageWidget::CurrentLayer	(	const int	current_layer,
		const int	total_layers )

signal

Signal emitting the current layer and the total number of layers of a 3D cube image

Parameters

current_layer	the current layer
total_layers	the total number of layers

◆ CursorInfo

void DdtImageWidget::CursorInfo	(	double	x,
		double	y,
		double	pixelvalue,
		QString	ra,
		QString	decl )

signal

Signal emitting the current pixel coordinates and pixelvalue at these coordinates

Parameters

x	x coordinate of the pixel
y	y coordinate of the pixel
pixelvalue	pixelvalue at the given location
ra	Right Ascencion
decl	Declination

◆ CursorPosition

void DdtImageWidget::CursorPosition	(	double	x,
		double	y,
		bool	mouse_clicked )

slot

Slot which is called when the graphics view reports a cursor position. In this slot, the cursor position is converted into an image position

Parameters

x	x coordinate
y	y coordinate
mouse_clicked	flag, if mouse button was clicked

◆ CutLevelChanged()

void DdtImageWidget::CutLevelChanged ( )

Event handler for cut level change event

◆ DecrementLayer

void DdtImageWidget::DecrementLayer ( const int dec )

slot

Decrement the layer in a cube image

Parameters

dec	the decrement value. A value of 0 will set the layer to the first one.

◆ DecrementScale

void DdtImageWidget::DecrementScale ( )

slot

Slot which is called when the decrement scale button was pressed in the Scale Buttons Widget

◆ DefaultDockWidgetsLayout

void DdtImageWidget::DefaultDockWidgetsLayout ( )

signal

Signal emitted when is need to reset the display layout of the dock widgets.

◆ DetachDataStream

void DdtImageWidget::DetachDataStream ( const QString data_stream_id )

slot

Slot which is called when a connected data stream should be disconnected

Parameters

data_stream_id The ID of the stream to be disconnected

◆ DetachStream

void DdtImageWidget::DetachStream ( )

slot

Slot which is called when the main window closes

◆ DialogParameterChanged

void DdtImageWidget::DialogParameterChanged	(	const QString	dialog_id,
		const QString	parameter_id,
		const QVariant	parameter )

slot

Slot that reacts on parameter changes in any of the dialogs

Parameters

dialog_id	ID of the dialog
parameter_id	ID of the parameter that changed
parameter	QVariant of the parameter that was changed

◆ DialogParameterChangedBias()

void DdtImageWidget::DialogParameterChangedBias	(	const QString	parameter_id,
		const QVariant	parameter )

protected

Method called when dialog parameters have changed for the bias dialog

Parameters

parameter_id	ID of the parameter that has changed
parameter	QVariant with the new value

◆ DialogParameterChangedColourmapDialog()

void DdtImageWidget::DialogParameterChangedColourmapDialog	(	const QString	parameter_id,
		const QVariant	parameter )

protected

Method called when dialog parameters have changed for the colourmap dialog

Parameters

parameter_id	ID of the parameter that has changed
parameter	QVariant with the new value

◆ DialogParameterChangedCutValues()

void DdtImageWidget::DialogParameterChangedCutValues	(	const QString	parameter_id,
		const QVariant	parameter )

protected

Method called when dialog parameters have changed for the cut values dialog

Parameters

parameter_id	ID of the parameter that has changed
parameter	QVariant with the new value

◆ DialogParameterChangedDataStream()

void DdtImageWidget::DialogParameterChangedDataStream	(	const QString	parameter_id,
		const QVariant	parameter )

protected

Method called when dialog parameters have changed for the Data Stream dialog

Parameters

parameter_id	ID of the parameter that has changed
parameter	QVariant with the new value

◆ DialogParameterChangedDistance()

void DdtImageWidget::DialogParameterChangedDistance	(	const QString	parameter_id,
		const QVariant	parameter )

protected

Method called when dialog parameters have changed for the distance dialog

Parameters

parameter_id	ID of the parameter that has changed
parameter	QVariant with the new value

◆ DialogParameterChangedGraphicalElements()

void DdtImageWidget::DialogParameterChangedGraphicalElements	(	const QString	parameter_id,
		const QVariant	parameter )

protected

Method called when dialog parameters have changed for the graphical elements dialog

Parameters

parameter_id	ID of the parameter that has changed
parameter	QVariant with the new value

◆ DialogParameterChangedGraphicsControl()

void DdtImageWidget::DialogParameterChangedGraphicsControl	(	const QString	parameter_id,
		const QVariant	parameter )

protected

Method called when dialog parameters have changed for the graphics control dialog

Parameters

parameter_id	ID of the parameter that has changed
parameter	QVariant with the new value

◆ DialogParameterChangedHDU()

void DdtImageWidget::DialogParameterChangedHDU	(	const QString	parameter_id,
		const QVariant	parameter )

protected

Method called when dialog parameters have changed for the HDU dialog

Parameters

parameter_id	ID of the parameter that has changed
parameter	QVariant with the new value

◆ DialogParameterChangedMagnification()

void DdtImageWidget::DialogParameterChangedMagnification	(	const QString	parameter_id,
		const QVariant	parameter )

protected

Method called when dialog parameters have changed for the magnification dialog

Parameters

parameter_id	ID of the parameter that has changed
parameter	QVariant with the new value

◆ DialogParameterChangedMonitorSamples()

void DdtImageWidget::DialogParameterChangedMonitorSamples	(	const QString	parameter_id,
		const QVariant	parameter )

protected

Method called when dialog parameters have changed for the Monitor Samples dialog

Parameters

parameter_id	ID of the parameter that has changed
parameter	QVariant with the new value

◆ DialogParameterChangedPickObject()

void DdtImageWidget::DialogParameterChangedPickObject	(	const QString	parameter_id,
		const QVariant	parameter )

protected

Method called when dialog parameters have changed for the pick object dialog

Parameters

parameter_id	ID of the parameter that has changed
parameter	QVariant with the new value

◆ DialogParameterChangedPVCM()

void DdtImageWidget::DialogParameterChangedPVCM	(	const QString	parameter_id,
		const QVariant	parameter )

protected

Method called when dialog parameters have changed for the PVCM dialog

Parameters

parameter_id	ID of the parameter that has changed
parameter	QVariant with the new value

◆ DialogParameterChangedReferenceLine()

void DdtImageWidget::DialogParameterChangedReferenceLine	(	const QString	parameter_id,
		const QVariant	parameter )

protected

Method called when dialog parameters have changed for the Reference line dialog

Parameters

parameter_id	ID of the parameter that has changed
parameter	QVariant with the new value

◆ DialogParameterChangedScaleRotateCutValues()

void DdtImageWidget::DialogParameterChangedScaleRotateCutValues	(	const QString	parameter_id,
		const QVariant	parameter )

protected

Method called when dialog parameters have changed for the scale rotate cut values dialog

Parameters

parameter_id	ID of the parameter that has changed
parameter	QVariant with the new value

◆ DialogParameterChangedSlit()

void DdtImageWidget::DialogParameterChangedSlit	(	const QString	parameter_id,
		const QVariant	parameter )

protected

Method called when dialog parameters have changed for the slit dialog

Parameters

parameter_id	ID of the parameter that has changed
parameter	QVariant with the new value

◆ DialogParameterChangedStatistic()

void DdtImageWidget::DialogParameterChangedStatistic	(	const QString	parameter_id,
		const QVariant	parameter )

protected

Method called when dialog parameters have changed for the statistic dialog

Parameters

parameter_id	ID of the parameter that has changed
parameter	QVariant with the new value

◆ DialogParameterChangedTabularRegion()

void DdtImageWidget::DialogParameterChangedTabularRegion	(	const QString	parameter_id,
		const QVariant	parameter )

protected

Method called when dialog parameters have changed for the tabular region dialog

Parameters

parameter_id	ID of the parameter that has changed
parameter	QVariant with the new value

◆ EndMarkPositions()

QString DdtImageWidget::EndMarkPositions ( )

End the "mark positions" mode. The coordinates of points clicked in the image widget will be returned.

◆ eventFilter()

bool DdtImageWidget::eventFilter	(	QObject *	obj,
		QEvent *	event )

Event filter that will be called especially when mouse events reach the widget

Parameters

obj	Pointer to the object
event	Pointer to the event that occurred

◆ FetchDialogName()

QString DdtImageWidget::FetchDialogName ( const QString dialog_id ) const

Return the name of a dialog in human readable form

Parameters

dialog_id The id of the dialog

Returns: Human readable name of the dialog

get the dialog name as string from the corresponding dialog id

◆ FindAutoScale

QString DdtImageWidget::FindAutoScale ( )

slot

Find the best matching scale (auto scale) to display the whole image in the widget

Returns: Best matching scale factor

◆ FlipImage

void DdtImageWidget::FlipImage	(	bool	vertical_axis,
		bool	horizontal_axis )

slot

Slot which is called when the image in the image widget shall be flipped (either horizontally or vertically)

Parameters

vertical_axis	true if the image shall be flipped along the vertical axis
horizontal_axis	true if the image shall be flipped along the horizontal axis

◆ get_auto_scale()

bool DdtImageWidget::get_auto_scale ( ) const

Get the state of the auto scale flag (Qt Designer property) return true if the image widget should auto scale new images

◆ get_default_bias_image()

QString DdtImageWidget::get_default_bias_image ( ) const

Returns the name of the default bias image

Returns: Name of the default bias image

◆ get_default_colourmap()

QString DdtImageWidget::get_default_colourmap ( ) const

Get the default colourmap

Returns: The selected default colourmap

◆ get_default_scale_factor()

QString DdtImageWidget::get_default_scale_factor ( ) const

Get the selected default scale factor (Qt Designer property)

Returns: The current default scale as a string, e.g. 1/2

◆ get_define_scale_factor()

QString DdtImageWidget::get_define_scale_factor ( ) const

get_define_scale_factor this returns the string with scale factors which is set from outside over the properties.

Returns: QString

◆ get_graphical_overlay()

DdtGraphicalOverlay * DdtImageWidget::get_graphical_overlay ( )

Gets a reference to the graphical overlay rendering which can be used to access graphical elements programatically

Returns: Pointer to the graphical overlay

◆ get_list_context_menu()

QString DdtImageWidget::get_list_context_menu ( ) const

Get the list of entries for the context menu

Returns: The list of context menu entries

◆ get_list_dialogs_menu()

QString DdtImageWidget::get_list_dialogs_menu ( ) const

Get the list of dialog entries for the context menu

Returns: The list of dialog context menu entries

◆ get_overlay_properties()

DdtGraphicalElementProperties DdtImageWidget::get_overlay_properties ( )

Get graphical element properties

Returns: The active graphical element properties

◆ get_show_scrollbars()

bool DdtImageWidget::get_show_scrollbars ( ) const

Returns the flag if scrollbars should be visible

Returns: Flag if scrollbars are visible

◆ get_use_antialiasing()

bool DdtImageWidget::get_use_antialiasing ( ) const

Get the state of the antialiasing (Qt Designer property)

Returns: true if antialiasing should be used

◆ get_use_open_gl()

bool DdtImageWidget::get_use_open_gl ( ) const

Get the state of the OpenGL selection (Qt Designer property)

Returns: true if OpenGL should be used

◆ GetOverlayRendering()

DdtOverlayRendering * DdtImageWidget::GetOverlayRendering ( )

Returns a pointer to the graphical overlay rendering.

◆ GetTabularRegion()

void DdtImageWidget::GetTabularRegion	(	const double	x_image,
		const double	y_image )

protected

Get the pixel values and statistical information for the Tabular Region Dialog

Parameters

x_image	x coordinate the user selected
y_image	y coordinate the user selected

◆ GraphicalElement

void DdtImageWidget::GraphicalElement	(	double	x1,
		double	y1,
		double	x2,
		double	y2,
		const QString	draw_mode )

slot

Slot which is called when the graphics view reports a graphical element.

Parameters

x1	mouse x coordinate of first position
y1	mouse y coordinate of first position
x2	mouse x coordinate of second position
y2	mouse y coordinate of second position
draw_mode	string identifying the graphical element

◆ GraphicalElementsDialogClosed

void DdtImageWidget::GraphicalElementsDialogClosed ( )

signal

Signal which is sent to the graphics view if the graphical elements dialog is closed.

◆ GraphicalTextElement

void DdtImageWidget::GraphicalTextElement	(	double	x1,
		double	y1,
		double	x2,
		double	y2,
		const QString	draw_mode,
		QString	text )

slot

Slot which is called when the graphics view reports a graphical text element.

Parameters

x1	mouse x coordinate of first position
y1	mouse y coordinate of first position
x2	mouse x coordinate of second position
y2	mouse y coordinate of second position
draw_mode	string identifying the graphical element
text	text of the element

◆ GraphicsControlCheckTaggedItems()

void DdtImageWidget::GraphicsControlCheckTaggedItems	(	DdtGraphicalOverlay *	overlay,
		QString	tag,
		bool	flag )

protected

Check enabling of overlay elements based on tags

Parameters

overlay	Overlay object
tag	List of tags
flag	current display flag

◆ HandleNewBoostDataEvent()

void DdtImageWidget::HandleNewBoostDataEvent ( )

Event handler for new data on data stream that forwards the Boost signal to the Qt signal

◆ HandleNewDataEvent

void DdtImageWidget::HandleNewDataEvent ( )

slot

Handle new data events

◆ ImageWidgetViewChanged

void DdtImageWidget::ImageWidgetViewChanged	(	QRectF	visible_image_rect,
		int	current_image_width,
		int	current_image_height )

signal

Signal which is sent when the current view in the image widget was changed, e.g. by scrolling

Parameters

visible_image_rect	Rectangle giving the currently visible area of the image
current_image_width	Total width of the current image
current_image_height	Total height of the current image

◆ IncrementLayer

void DdtImageWidget::IncrementLayer ( const int inc )

slot

Increment the layer in a cube image.

Parameters

inc	the increment value. A value of 0 will set the layer to the last one.

◆ IncrementScale

void DdtImageWidget::IncrementScale ( )

slot

Slot which is called when the increment scale button was pressed in the Scale Buttons Widget

◆ InitializeDialogMap()

void DdtImageWidget::InitializeDialogMap ( const QMap< QString, DdtDialog * > insert_map )

Initialize the map of DDT dialogs

Parameters

insert_map Map with dialogs mapped to dialog ids

◆ InvertColourmap

void DdtImageWidget::InvertColourmap ( bool inverted )

signal

Signal emitted when the colourmap was inverted by the colourmap dialog

Parameters

inverted true if colourmap was inverted, false otherwise

◆ JumpToLayer

void DdtImageWidget::JumpToLayer ( const int num )

slot

Jump to specific layer in a cube image

Parameters

num	the layer number to jump in to.

◆ LastBrokerConnection

void DdtImageWidget::LastBrokerConnection ( const QString data_stream_id )

slot

Slot which is called when datastream list has been retrieve from a broker connection

Parameters

data_stream_id The ID of the data stream (could be the URI)

◆ LoadOverlayFile

QString DdtImageWidget::LoadOverlayFile	(	const QString	startup_overlay_file,
		const bool	remote = false )

slot

Slot which is called to set the overlay file

Parameters

startup_overlay_file	The overlay file to load at startup
remote	specifies if function was called from a remote client

Returns: error message

◆ MagnifiedImage

void DdtImageWidget::MagnifiedImage ( QImage magnified_image )

signal

◆ MagnifyImage()

void DdtImageWidget::MagnifyImage	(	int	x,
		int	y,
		const bool	pick_mode = false )

protected

Create a magnified image around the given position

Parameters

x	x-coordinate or -1 when last coordinate should be used
y	y-coordinate or -1 when last coordinate should be used
pick_mode	Flag indicating, if an object was found and needs to be magnified

◆ MagnifyImageWithFactor()

void DdtImageWidget::MagnifyImageWithFactor	(	const QString	mag_factor_str,
		const int	mag_fact_index,
		const int	x,
		const int	y )

protected

Function to magnify the image with a given magnification factor

Parameters

mag_factor_str	Magnification factor as string
mag_fact_index	Indes of the magnification factor
x	x coordinate
y	y coordinate

◆ MarkPositions()

void DdtImageWidget::MarkPositions ( )

Start the "mark positions" mode. The coordinates of points clicked in the image widget will be stored in a list.

◆ NewBoostDataEvent

void DdtImageWidget::NewBoostDataEvent ( )

signal

Signal to be forwarded to Qt when receiving a boost signal

◆ ParseFractionString()

float DdtImageWidget::ParseFractionString ( QString fraction_str )

Function that calculates a float value from a string containing a fraction like e.g. 1/2

Parameters

fraction_str String containing a fraction as string

Returns: float value of the fraction

◆ ProcessRemoteCommand()

void DdtImageWidget::ProcessRemoteCommand	(	const std::string &	command_name,
		const std::vector< std::string > &	command_arguments )

Processes remote commands.

Parameters

command_name	Name of the command.
command_arguments	Arguments of the command.

◆ ReadScaleFactors()

void DdtImageWidget::ReadScaleFactors ( )

DdtImageWidget::readScaleFactors Reads out the string of scale values and put them converted to float values to the map.

◆ RedrawOverlay()

void DdtImageWidget::RedrawOverlay ( )

Triggers a redraw of the overlay

◆ RegisterLastSegmentCallback()

void DdtImageWidget::RegisterLastSegmentCallback ( std::function< void()> const & LastSegmentFunction )

Register a function to be called when an image is processed that has the "last segment" flag set

◆ ReloadGraphicsItem()

void DdtImageWidget::ReloadGraphicsItem ( )

Reload the graphics item into the scene

◆ RemoveAllItemsFromScene()

void DdtImageWidget::RemoveAllItemsFromScene ( )

protected

Remove all graphical items from Scene

◆ RemoveAllOverlayItemsFromScene()

void DdtImageWidget::RemoveAllOverlayItemsFromScene ( )

protected

Remove all graphical overlay items from Scene

◆ Reset

void DdtImageWidget::Reset ( )

signal

Signal emitted when the image in the image widget is cleared. Resets dialogs and widgets.

◆ resizeEvent()

void DdtImageWidget::resizeEvent ( QResizeEvent * event )

protected

Resize event which is triggered when the image widget is resized or scrolled

Parameters

event Pointer to the resize event that has taken place

◆ RestoreColourmap

void DdtImageWidget::RestoreColourmap ( )

slot

Slot which is called when the colourmap should be restored

◆ RotateImage

void DdtImageWidget::RotateImage ( int rotation_angle )

slot

Slot which is called when the image in the image widget shall be rotated

Parameters

rotation_angle Angle can be either 90 or -90 degrees

◆ ScaleFactorForNewImage

void DdtImageWidget::ScaleFactorForNewImage ( )

slot

Set scale factor (especially for auto-scale) for new image

◆ ScaleFactorListChanged

void DdtImageWidget::ScaleFactorListChanged ( QList< QString > scale_factor_list )

signal

ScaleFactorListChanged Signal to inform other about new scale values are set.

Parameters

scale_factor_list List of scale factors

◆ SelectNewScale

void DdtImageWidget::SelectNewScale ( QString next_scale )

slot

SelectScale this is called to switch the scale factor by a key.

Parameters

next_scale

◆ set_auto_scale()

void DdtImageWidget::set_auto_scale ( const bool scale )

Set the state of the auto scale flag

Parameters

scale true if autoscaling shall be used

◆ set_default_bias_image()

void DdtImageWidget::set_default_bias_image ( const QString set_bias_image )

Sets the default bias image name

Parameters

set_bias_image Path to the new default bias image

◆ set_default_colourmap()

void DdtImageWidget::set_default_colourmap ( const QString new_default_colourmap )

Set the default colourmap

Parameters

new_default_colourmap The colourmap to select as default

◆ set_default_scale_factor()

void DdtImageWidget::set_default_scale_factor ( const QString new_default_scale_factor )

Set the current default scale

Parameters

new_default_scale_factor Default scale factor as a string

◆ set_define_scale_factor()

void DdtImageWidget::set_define_scale_factor ( const QString new_values )

set_define_scale_factor This is used to set the scale factors from outside over the properties.

Parameters

new_values New scale factor values

◆ set_list_context_menu()

void DdtImageWidget::set_list_context_menu ( const QString new_list_context_menu )

Set the list of entries for the context menu

Parameters

new_list_context_menu The list of context menu entries

◆ set_list_dialogs_menu()

void DdtImageWidget::set_list_dialogs_menu ( const QString new_list_dialogs_menu )

Set the list of dialog entries for the context menu

Parameters

ist_dialogs_menu The list of dialog context menu entries

◆ set_logger()

void DdtImageWidget::set_logger ( ddt::DdtLogger *const in_logger )

Set logger

Parameters

in_logger The logger object

◆ set_show_scrollbars()

void DdtImageWidget::set_show_scrollbars ( const bool set_show_scrollbars )

Set the flag for the visibitly of scrollbars

Parameters

set_show_scrollbars Scrollbar flag

◆ set_use_antialiasing()

void DdtImageWidget::set_use_antialiasing ( const bool antialiasing )

Set the state of the antialiasing selection

Parameters

antialiasing true if antialiasing should be used

◆ set_use_open_gl()

void DdtImageWidget::set_use_open_gl ( const bool open_gl )

Set the state of the OpenGL selection

Parameters

open_gl true if OpenGL should be activated

◆ SetActiveRenderingPlugin()

void DdtImageWidget::SetActiveRenderingPlugin ( const int rendering_plugin_id )

Method to select the active rendering plugin

Parameters

rendering_plugin_id Current rendering plugin ID

◆ SetAutoCuts

void DdtImageWidget::SetAutoCuts ( )

slot

Slot which is called when the user switched to auto cut levels

◆ SetAutoScaleState

void DdtImageWidget::SetAutoScaleState ( const bool new_auto_scale_state )

slot

SetAutoScaleState This will be called to set the state of the auto scale.

◆ SetChangedDialogParameter

void DdtImageWidget::SetChangedDialogParameter	(	QString	param_id,
		QVariant	parameter )

signal

Signal which is sent to a dialog, if any of this elements needs to be updated

Parameters

param_id	ID of the parameter that is updated
parameter	QVariant of the paramter

◆ SetCurrentColourmap

void DdtImageWidget::SetCurrentColourmap ( QVector< QRgb > colourtable )

signal

Signal emitted when a new colourmap is loaded

Parameters

colourtable A vector with the new colourmap values

◆ SetCutValues

void DdtImageWidget::SetCutValues	(	const double	low,
		const double	high )

slot

Slot which is called when the cut values are changed by the user

Parameters

low	New lower cut value
high	New higher cut value

◆ SetImageScale

void DdtImageWidget::SetImageScale ( const QString image_scale )

slot

Slot which is called to set the default image scale on startup

Parameters

image_scale Image scale to be used on startup

◆ SetInitialDialogParameters()

void DdtImageWidget::SetInitialDialogParameters	(	DdtDialog *	dialog,
		const QString	dialog_id )

protected

Method to set initial parameters for dialogs

Parameters

dialog	Dialog object
dialog_id	The dialog id

◆ SetInitialDialogParametersBiasDialog()

void DdtImageWidget::SetInitialDialogParametersBiasDialog	(	DdtDialog *	dialog,
		const QString	dialog_id )

protected

Method to set parameters in the bias dialog

Parameters

dialog	Dialog object
dialog_id	The dialog id

◆ SetInitialDialogParametersBinaryTableDialog()

void DdtImageWidget::SetInitialDialogParametersBinaryTableDialog	(	DdtDialog *	dialog,
		const QString	dialog_id )

protected

Method to set parameters in the binary table dialog

Parameters

dialog	Dialog object
dialog_id	The dialog id

◆ SetInitialDialogParametersColourmapDialog()

void DdtImageWidget::SetInitialDialogParametersColourmapDialog	(	DdtDialog *	dialog,
		const QString	dialog_id )

protected

Method to set parameters in the colourmap dialog

Parameters

dialog	Dialog object
dialog_id	The dialog id

◆ SetInitialDialogParametersCutValuesDialog()

void DdtImageWidget::SetInitialDialogParametersCutValuesDialog	(	DdtDialog *	dialog,
		const QString	dialog_id )

protected

Method to set parameters in the cut values dialog

Parameters

dialog	Dialog object
dialog_id	The dialog id

◆ SetInitialDialogParametersDataStreamDialog()

void DdtImageWidget::SetInitialDialogParametersDataStreamDialog	(	DdtDialog *	dialog,
		const QString	dialog_id )

protected

Method to set parameters in the data stream dialog

Parameters

dialog	Dialog object
dialog_id	The dialog id

◆ SetInitialDialogParametersDistanceDialog()

void DdtImageWidget::SetInitialDialogParametersDistanceDialog	(	DdtDialog *	dialog,
		const QString	dialog_id )

protected

Method to set parameters in the distance dialog

Parameters

dialog	Dialog object
dialog_id	The dialog id

◆ SetInitialDialogParametersFITSHeaderDialog()

void DdtImageWidget::SetInitialDialogParametersFITSHeaderDialog	(	DdtDialog *	dialog,
		const QString	dialog_id )

protected

Method to set parameters in the FITS Header dialog

Parameters

dialog	Dialog object
dialog_id	The dialog id

◆ SetInitialDialogParametersGraphicalDialog()

void DdtImageWidget::SetInitialDialogParametersGraphicalDialog	(	DdtDialog *	dialog,
		const QString	dialog_id )

protected

Method to set parameters in the graphical elements dialog

Parameters

dialog	Dialog object
dialog_id	The dialog id

◆ SetInitialDialogParametersGraphicsControl()

void DdtImageWidget::SetInitialDialogParametersGraphicsControl	(	DdtDialog *	dialog,
		const QString	dialog_id )

protected

Method to set parameters in the graphics control dialog

Parameters

dialog	Dialog object
dialog_id	The dialog id

◆ SetInitialDialogParametersHDUDialog()

void DdtImageWidget::SetInitialDialogParametersHDUDialog	(	DdtDialog *	dialog,
		const QString	dialog_id )

protected

Method to set parameters in the HDU dialog

Parameters

dialog	Dialog object
dialog_id	The dialog id

◆ SetInitialDialogParametersMagnificationDialog()

void DdtImageWidget::SetInitialDialogParametersMagnificationDialog	(	DdtDialog *	dialog,
		const QString	dialog_id )

protected

Method to set parameters in the magnification dialog

Parameters

dialog	Dialog object
dialog_id	The dialog id

◆ SetInitialDialogParametersMetadataSampleDialog()

void DdtImageWidget::SetInitialDialogParametersMetadataSampleDialog	(	DdtDialog *	dialog,
		const QString	dialog_id )

protected

Method to set parameters in the Metadata Sample Dialog

Parameters

dialog	Dialog object
dialog_id	The dialog id

◆ SetInitialDialogParametersMonitorSamplesDialog()

void DdtImageWidget::SetInitialDialogParametersMonitorSamplesDialog	(	DdtDialog *	dialog,
		const QString	dialog_id )

protected

Method to set parameters in the Monitor Samples dialog

Parameters

dialog	Dialog object
dialog_id	The dialog id

◆ SetInitialDialogParametersPickObjectDialog()

void DdtImageWidget::SetInitialDialogParametersPickObjectDialog	(	DdtDialog *	dialog,
		const QString	dialog_id )

protected

Method to set parameters in the pick object dialog

Parameters

dialog	Dialog object
dialog_id	The dialog id

◆ SetInitialDialogParametersPVCMDialog()

void DdtImageWidget::SetInitialDialogParametersPVCMDialog	(	DdtDialog *	dialog,
		const QString	dialog_id )

protected

Method to set parameters in the pvcm dialog

Parameters

dialog	Dialog object
dialog_id	The dialog id

◆ SetInitialDialogParametersReferenceLineDialog()

void DdtImageWidget::SetInitialDialogParametersReferenceLineDialog	(	DdtDialog *	dialog,
		const QString	dialog_id )

protected

Method to set parameters in the reference line dialog

Parameters

dialog	Dialog object
dialog_id	The dialog id

◆ SetInitialDialogParametersScaleRotateCutValuesDialog()

void DdtImageWidget::SetInitialDialogParametersScaleRotateCutValuesDialog	(	DdtDialog *	dialog,
		const QString	dialog_id )

protected

Method to set parameters in the cut values dialog

Parameters

dialog	Dialog object
dialog_id	The dialog id

◆ SetInitialDialogParametersStatisticDialog()

void DdtImageWidget::SetInitialDialogParametersStatisticDialog	(	DdtDialog *	dialog,
		const QString	dialog_id )

protected

Method to set parameters in the statistic dialog

Parameters

dialog	Dialog object
dialog_id	The dialog id

◆ SetInitialDialogParametersTabularRegionDialog()

void DdtImageWidget::SetInitialDialogParametersTabularRegionDialog	(	DdtDialog *	dialog,
		const QString	dialog_id )

protected

Method to set parameters in the tabular region dialog

Parameters

dialog	Dialog object
dialog_id	The dialog id

◆ SetMagnificationFactor

void DdtImageWidget::SetMagnificationFactor ( const QString magnification_factor )

slot

SetMagnificationFactor Slot that is called, when the magnification factor of the magnification widget has changed.

Parameters

magnification_factor The new magnification factor

◆ SetMinMaxCuts

void DdtImageWidget::SetMinMaxCuts ( )

slot

Slot which is called when the user switched to min max cut lavels

◆ SetNoWaitNewData

void DdtImageWidget::SetNoWaitNewData ( const bool no_wait_flag )

slot

Slot which is called to set the no_wait_new_data flag

Parameters

no_wait_flag The no_wait_new_data flag to be used

◆ SetOverlayImageFile()

void DdtImageWidget::SetOverlayImageFile ( const QString overlay_file )

Set the name of an (transparent) overlay image file (png format)

◆ SetToDefaultScale

void DdtImageWidget::SetToDefaultScale ( )

slot

Slot which is called when the default scale button was pressed in the Scale Buttons Widget

◆ SlitElement

void DdtImageWidget::SlitElement	(	const double	target_x,
		const double	target_y,
		const double	slit_x,
		const double	slit_y,
		const double	x_offset,
		const double	y_offset )

slot

Slot which is called when the graphics view reports the slit values.

Parameters

target_x	mouse x coordinate of starting point
target_y	mouse y coordinate of starting point
slit_x	x coordinate of slit center
slit_y	y coordinate of slit center
x_offset	x offset between target and slit
y_offset	y offset between target and slit

◆ SortedScaleFactors()

QList< QString > DdtImageWidget::SortedScaleFactors ( QMap< QString, float > scale_map )

DdtImageWidget::sortedScaleFactors Sorts the list of scale factors based on the float values.

Parameters

scale_map map of scale factors

◆ StatisticRectangle

void DdtImageWidget::StatisticRectangle	(	const double	x1,
		const double	y1,
		const double	x2,
		const double	y2 )

slot

Slot which is called when the graphics view reports the statistic rectangle.

Parameters

x1	mouse x coordinate of first corner of rectangle
y1	mouse y coordinate of first corner of rectangle
x2	mouse x coordinate of second corner of rectangle
y2	mouse y coordinate of second corner of rectangle

◆ Swap

void DdtImageWidget::Swap ( )

signal

Signal to update the flip buttons in the ddtFlipRotateWidget

◆ UpdateAllStatistics()

void DdtImageWidget::UpdateAllStatistics ( )

Update all active statistics

◆ UpdateAutoScale

void DdtImageWidget::UpdateAutoScale ( bool new_state )

signal

UpdateAutoScale this signal inform others about that the auto scale state changed.

Parameters

new_state The new auto scale state

◆ UpdateColourbarAxis

void DdtImageWidget::UpdateColourbarAxis	(	double	min_value,
		double	max_value,
		int	scaling_function )

signal

Signal emitted when the scaling function is changed or the minimum, maximum values are modified

Parameters

min_value	Minimum value
max_value	Maximum value
scaling_function	Current scaling function

◆ UpdatedImage

void DdtImageWidget::UpdatedImage	(	const QImage &	image,
		const QTransform &	transform,
		const double	rotation )

signal

Signal which is sent when preview images need to be updated (e.g. in the pan widget)

Parameters

image	The preview image to be displayed
transform	Transformation to be used
rotation	The rotation angle for the compass display

◆ UpdateFlipStatus

void DdtImageWidget::UpdateFlipStatus	(	bool	vertical,
		bool	horizontal )

signal

Signal emitting the current flip status

Parameters

vertical	vertical flip
horizontal	horizontal flip

◆ UpdatePosition

void DdtImageWidget::UpdatePosition	(	double	scroll_fraction_x,
		double	scroll_fraction_y )

slot

Slot which is called when the image position was updated by the pan widget

Parameters

scroll_fraction_x	Fraction of the width to which the image needs to be scrolled
scroll_fraction_y	Fraction of the height to which the image needs to be scrolled

◆ UpdateScaleFactor

void DdtImageWidget::UpdateScaleFactor ( QString new_scale_factor )

signal

UpdateScaleFactor this signal inform others about a new scale factor.

Parameters

new_scale_factor The new scale factor

◆ UpdateThumbnailImages()

void DdtImageWidget::UpdateThumbnailImages ( )

Function that will update all thumbnails (e.g. Pan Widget, Magnification etc.)

Member Data Documentation

◆ auto_scale

bool DdtImageWidget::auto_scale

protected

auto_scale Flag for the usage of automatic scaling of new images

◆ colourmap_directory

QString DdtImageWidget::colourmap_directory

protected

colourmap_directory The colourmap directory used

◆ configurationmap_directory

QString DdtImageWidget::configurationmap_directory

protected

configurationmap_directory The configurationmap directory used

◆ current_dialog_magnification_factor

QString DdtImageWidget::current_dialog_magnification_factor

protected

The current magnification factor for the magnification dialog

◆ current_magnification_factor

QString DdtImageWidget::current_magnification_factor

protected

The current magnification factor

◆ current_pick_object_magnification_factor

QString DdtImageWidget::current_pick_object_magnification_factor

protected

The current pick object magnification factor

◆ current_rotation_value

int DdtImageWidget::current_rotation_value

protected

current_rotation_value The current used rotation on present image

◆ current_scale_factor

QString DdtImageWidget::current_scale_factor

protected

current_scale_factor The current used scale factor

◆ default_bias_image

QString DdtImageWidget::default_bias_image

protected

Path to the default bias image

◆ default_colourmap

QString DdtImageWidget::default_colourmap

protected

default_colourmap The default colourmap

◆ default_scale_factor

QString DdtImageWidget::default_scale_factor

protected

default_scale_factor Value of the default scale factor

◆ define_scale_factor

QString DdtImageWidget::define_scale_factor

protected

define_scale_factor This string is configured from outside over the designer. The scale factors are separated by a semicolon.

◆ last_magnify_x

int DdtImageWidget::last_magnify_x

protected

Last position of the mouse pointer for magnification in x direction

◆ last_magnify_y

int DdtImageWidget::last_magnify_y

protected

Last position of the mouse pointer for magnification in y direction

◆ list_context_menu

QString DdtImageWidget::list_context_menu

protected

list_context_menu List of context menu items

◆ list_dialogs_menu

QString DdtImageWidget::list_dialogs_menu

protected

list_dialogs_menu List of context menu dialog items

◆ logger

ddt::DdtLogger* DdtImageWidget::logger

protected

Logger object

◆ no_wait_new_data

bool DdtImageWidget::no_wait_new_data

protected

no_wait_new_data flag Flag indicating that the content of the data stream is displayed without waiting for new incoming data

◆ overlay_properties

DdtGraphicalElementProperties DdtImageWidget::overlay_properties

protected

Current overlay properties

◆ overlay_rendering

DdtOverlayRendering* DdtImageWidget::overlay_rendering

protected

Overlay rendering engine

◆ response_signal

signal_response DdtImageWidget::response_signal

Boost signal to send the remote command which was received via MALrr.

◆ rotation_transform

QTransform DdtImageWidget::rotation_transform

protected

Rotation transformation that can be applied to the image

◆ scale_factor_favorites

QMap<QString, float> DdtImageWidget::scale_factor_favorites

protected

scale_factor_favorites All favorites scale factor are here stored with the string and float value.

◆ scale_factor_pool

QMap<QString, float> DdtImageWidget::scale_factor_pool

protected

scale_factor_pool Each possible scale factor is here stored with the string and float value.

◆ scaling_transform

QTransform DdtImageWidget::scaling_transform

protected

Scaling transformation that can be applied to the image

◆ selected_scale_factor

QString DdtImageWidget::selected_scale_factor

protected

selected_scale_factor Last selected scale factor

◆ show_scrollbars

bool DdtImageWidget::show_scrollbars

protected

Flag if scrollbars should be visible

◆ use_antialiasing

bool DdtImageWidget::use_antialiasing

protected

use_antialiasing Flag for the usage of antialiasing

◆ use_open_gl

bool DdtImageWidget::use_open_gl

protected

use_open_gl Flag for the usage of OpenGl

Property Documentation

◆ AutoScale

bool DdtImageWidget::AutoScale

readwrite

◆ DefaultColourmap

QString DdtImageWidget::DefaultColourmap

read

◆ DefaultScale

QString DdtImageWidget::DefaultScale

read

◆ DefautBiasImage

QString DdtImageWidget::DefautBiasImage

read

◆ ListContextMenu

QString DdtImageWidget::ListContextMenu

read

◆ ListDialogsMenu

QString DdtImageWidget::ListDialogsMenu

read

◆ ScaleFactorList

QString DdtImageWidget::ScaleFactorList

read

◆ ShowScrollbars

bool DdtImageWidget::ShowScrollbars

readwrite

◆ UseAntialiasing

bool DdtImageWidget::UseAntialiasing

readwrite

◆ UseOpenGL

bool DdtImageWidget::UseOpenGL

readwrite

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

datavisualisation/widgetsdialogs/src/include/ddt/widgets/ddtImageWidget.hpp
datavisualisation/widgetsdialogs/src/widgets/ddtImageWidget.cpp

Signals

Public Attributes

Protected Attributes

Properties

Additional Inherited Members

Detailed Description

Constructor & Destructor Documentation

◆ DdtImageWidget()

◆ ~DdtImageWidget()

Member Function Documentation

◆ ActivateTimestampDisplay()

◆ AddRenderingPlugins()

◆ AttachDataFile

◆ AttachDataStream

◆ AttachImageExtensionsAsOne

◆ AttachImageFromPointer() [1/7]

◆ AttachImageFromPointer() [2/7]

◆ AttachImageFromPointer() [3/7]

◆ AttachImageFromPointer() [4/7]

◆ AttachImageFromPointer() [5/7]

◆ AttachImageFromPointer() [6/7]

◆ AttachImageFromPointer() [7/7]

◆ CalculateDistanceLine

◆ CalculateHistogramReferenceLine

◆ CalculatePickStatistics()

◆ ChangeContrast

◆ CheckInvalidImageHDUs

◆ ClearMagnifiedImage

◆ CloseAllDialogs()

◆ ContextMenuCommandSelected

◆ ConvertCanvasToImage()

◆ ConvertImageToCanvas()

◆ CurrentConnectStatus

◆ CurrentCutValues

◆ CurrentLayer

◆ CursorInfo

◆ CursorPosition

◆ CutLevelChanged()

◆ DecrementLayer

◆ DecrementScale

◆ DefaultDockWidgetsLayout

◆ DetachDataStream

◆ DetachStream

◆ DialogParameterChanged

◆ DialogParameterChangedBias()

◆ DialogParameterChangedColourmapDialog()

◆ DialogParameterChangedCutValues()

◆ DialogParameterChangedDataStream()

◆ DialogParameterChangedDistance()

◆ DialogParameterChangedGraphicalElements()

◆ DialogParameterChangedGraphicsControl()

◆ DialogParameterChangedHDU()

◆ DialogParameterChangedMagnification()

◆ DialogParameterChangedMonitorSamples()

◆ DialogParameterChangedPickObject()

◆ DialogParameterChangedPVCM()

◆ DialogParameterChangedReferenceLine()

◆ DialogParameterChangedScaleRotateCutValues()

◆ DialogParameterChangedSlit()

◆ DialogParameterChangedStatistic()

◆ DialogParameterChangedTabularRegion()

◆ EndMarkPositions()

◆ eventFilter()

◆ FetchDialogName()

◆ FindAutoScale

◆ FlipImage

◆ get_auto_scale()

◆ get_default_bias_image()

◆ get_default_colourmap()

◆ get_default_scale_factor()

◆ get_define_scale_factor()

◆ get_graphical_overlay()

◆ get_list_context_menu()

◆ get_list_dialogs_menu()

◆ get_overlay_properties()

◆ get_show_scrollbars()

◆ get_use_antialiasing()

◆ get_use_open_gl()

◆ GetOverlayRendering()

◆ GetTabularRegion()