QwtPickerClickRectMachine(3) Qwt User's Guide QwtPickerClickRectMachine(3)NAME
QwtPickerClickRectMachine -
A state machine for rectangle selections.
SYNOPSIS
#include <qwt_picker_machine.h>
Inherits QwtPickerMachine.
Public Types
enum Command { Begin, Append, Move, End }
typedef QList< Command > CommandList
Public Member Functions
void reset ()
void setState (int)
int state () const
virtual CommandList transition (const QwtEventPattern &, const QEvent *)
Detailed Description
A state machine for rectangle selections.
Pressing QwtEventPattern::MouseSelect1 starts the selection, releasing it selects the first point. Pressing it again selects the second
point and terminates the selection. Pressing QwtEventPattern::KeySelect1 also starts the selection, a second press selects the first point.
A third one selects the second point and terminates the selection.
See also:
QwtEventPattern::MousePatternCode, QwtEventPattern::KeyPatternCode
Member Enumeration Documentation
enum QwtPickerMachine::Command [inherited]
Commands - the output of the state machine.
Member Function Documentation
void QwtPickerMachine::reset () [inherited]
Set the current state to 0.
void QwtPickerMachine::setState (intstate) [inherited]
Change the current state.
int QwtPickerMachine::state () const [inherited]
Return the current state.
QwtPickerMachine::CommandList QwtPickerClickRectMachine::transition (const QwtEventPattern &eventPattern, const QEvent *e) [virtual]
Transition.
Implements QwtPickerMachine.
Author
Generated automatically by Doxygen for Qwt User's Guide from the source code.
Version 5.2.2 Mon Aug 1 2011 QwtPickerClickRectMachine(3)
Check Out this Related Man Page
QwtPickerDragRectMachine(3) Qwt User's Guide QwtPickerDragRectMachine(3)NAME
QwtPickerDragRectMachine -
A state machine for rectangle selections.
SYNOPSIS
#include <qwt_picker_machine.h>
Inherits QwtPickerMachine.
Public Types
enum Command { Begin, Append, Move, End }
typedef QList< Command > CommandList
Public Member Functions
void reset ()
void setState (int)
int state () const
virtual CommandList transition (const QwtEventPattern &, const QEvent *)
Detailed Description
A state machine for rectangle selections.
Pressing QwtEventPattern::MouseSelect1 selects the first point, releasing it the second point. Pressing QwtEventPattern::KeySelect1 also
selects the first point, a second press selects the second point and terminates the selection.
See also:
QwtEventPattern::MousePatternCode, QwtEventPattern::KeyPatternCode
Member Enumeration Documentation
enum QwtPickerMachine::Command [inherited]
Commands - the output of the state machine.
Member Function Documentation
void QwtPickerMachine::reset () [inherited]
Set the current state to 0.
void QwtPickerMachine::setState (intstate) [inherited]
Change the current state.
int QwtPickerMachine::state () const [inherited]
Return the current state.
QwtPickerMachine::CommandList QwtPickerDragRectMachine::transition (const QwtEventPattern &eventPattern, const QEvent *e) [virtual]
Transition.
Implements QwtPickerMachine.
Author
Generated automatically by Doxygen for Qwt User's Guide from the source code.
Version 5.2.2 Mon Aug 1 2011 QwtPickerDragRectMachine(3)
Hello all,
I'm trying to perform an averaging procedure which selects a selection of rows, average the corresponding value, selects the next set of rows and average the corresponding values etc.
The data below illustrates what I want to do. Given two columns (day and value),
I want to... (2 Replies)