pv::view::SignalScaleHandle Class Reference

#include <signalscalehandle.hpp>

Inheritance diagram for pv::view::SignalScaleHandle:

Collaboration diagram for pv::view::SignalScaleHandle:

Public Member Functions
	SignalScaleHandle (Signal &owner)
bool	enabled () const
void	select (bool select=true)
void	drag_release ()
void	drag_by (const QPoint &delta)
QPoint	point (const QRect &rect) const
QRectF	hit_box_rect (const ViewItemPaintParams &pp) const
void	paint_fore (QPainter &p, const ViewItemPaintParams &pp)
Public Member Functions inherited from pv::view::RowItem
virtual void	hover_point_changed ()
Public Member Functions inherited from pv::view::ViewItem
	ViewItem ()
bool	selected () const
virtual bool	is_draggable () const
bool	dragging () const
void	drag ()
virtual QRectF	label_rect (const QRectF &rect) const
virtual void	paint_label (QPainter &p, const QRect &rect, bool hover)
virtual void	paint_back (QPainter &p, const ViewItemPaintParams &pp)
virtual void	paint_mid (QPainter &p, const ViewItemPaintParams &pp)
virtual QMenu *	create_context_menu (QWidget *parent)
virtual pv::widgets::Popup *	create_popup (QWidget *parent)
virtual void	delete_pressed ()

Private Attributes
Signal &	owner_

Additional Inherited Members
Static Public Member Functions inherited from pv::view::ViewItem
static QColor	select_text_colour (QColor background)
Static Public Attributes inherited from pv::view::ViewItem
static const QSizeF	LabelPadding
static const int	HighlightRadius = 3
Static Protected Member Functions inherited from pv::view::ViewItem
static QPen	highlight_pen ()
Protected Attributes inherited from pv::view::ViewItem
QWidget *	context_parent_
QPoint	drag_point_

Detailed Description

A row item owned by a Signal that implements the v-scale adjustment grab handle.

Definition at line 35 of file signalscalehandle.hpp.

Constructor & Destructor Documentation

pv::view::SignalScaleHandle::SignalScaleHandle ( Signal &  owner )

explicit

Constructor

Definition at line 35 of file signalscalehandle.cpp.

Member Function Documentation

void pv::view::SignalScaleHandle::drag_by ( const QPoint &  delta )

virtual

Drags the item to a delta relative to the drag point.

Parameters

delta

the offset from the drag point.

Implements pv::view::ViewItem.

Definition at line 58 of file signalscalehandle.cpp.

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void pv::view::SignalScaleHandle::drag_release ( )

virtual

Sets this item into the un-dragged state.

Reimplemented from pv::view::ViewItem.

Definition at line 51 of file signalscalehandle.cpp.

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bool pv::view::SignalScaleHandle::enabled ( ) const

virtual

Returns true if the parent item is enabled.

Implements pv::view::ViewItem.

Definition at line 40 of file signalscalehandle.cpp.

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QRectF pv::view::SignalScaleHandle::hit_box_rect ( const ViewItemPaintParams &  pp ) const

virtual

Computes the outline rectangle of the viewport hit-box.

Parameters

rect	the rectangle of the viewport area.

Returns

Returns the rectangle of the hit-box.

Reimplemented from pv::view::ViewItem.

Definition at line 70 of file signalscalehandle.cpp.

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void pv::view::SignalScaleHandle::paint_fore ( QPainter &  p, const ViewItemPaintParams &  pp  )

virtual

Paints the foreground layer of the item with a QPainter

Parameters

p	the QPainter to paint into.
pp	the painting parameters object to paint with.

Reimplemented from pv::view::ViewItem.

Definition at line 82 of file signalscalehandle.cpp.

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QPoint pv::view::SignalScaleHandle::point ( const QRect &  rect ) const

virtual

Get the drag point.

Parameters

rect	the rectangle of the widget area.

Implements pv::view::ViewItem.

Definition at line 65 of file signalscalehandle.cpp.

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void pv::view::SignalScaleHandle::select ( bool  select = true )

virtual

Selects or deselects the signal.

Reimplemented from pv::view::ViewItem.

Definition at line 45 of file signalscalehandle.cpp.

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Member Data Documentation

Signal& pv::view::SignalScaleHandle::owner_

private

Definition at line 87 of file signalscalehandle.hpp.

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

• pv/view/signalscalehandle.hpp
• pv/view/signalscalehandle.cpp