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- .TH "QwtPickerMachine" 3 "Mon Dec 28 2020" "Version 6.1.6" "Qwt User's Guide" \" -*- nroff -*-
- .ad l
- .nh
- .SH NAME
- QwtPickerMachine \- A state machine for \fBQwtPicker\fP selections\&.
- .SH SYNOPSIS
- .br
- .PP
- .PP
- \fC#include <qwt_picker_machine\&.h>\fP
- .PP
- Inherited by \fBQwtPickerClickPointMachine\fP, \fBQwtPickerClickRectMachine\fP, \fBQwtPickerDragLineMachine\fP, \fBQwtPickerDragPointMachine\fP, \fBQwtPickerDragRectMachine\fP, \fBQwtPickerPolygonMachine\fP, and \fBQwtPickerTrackerMachine\fP\&.
- .SS "Public Types"
- .in +1c
- .ti -1c
- .RI "enum \fBSelectionType\fP { \fBNoSelection\fP = -1, \fBPointSelection\fP, \fBRectSelection\fP, \fBPolygonSelection\fP }"
- .br
- .ti -1c
- .RI "enum \fBCommand\fP { \fBBegin\fP, \fBAppend\fP, \fBMove\fP, \fBRemove\fP, \fBEnd\fP }"
- .br
- .RI "Commands - the output of a state machine\&. "
- .in -1c
- .SS "Public Member Functions"
- .in +1c
- .ti -1c
- .RI "\fBQwtPickerMachine\fP (\fBSelectionType\fP)"
- .br
- .RI "Constructor\&. "
- .ti -1c
- .RI "virtual \fB~QwtPickerMachine\fP ()"
- .br
- .RI "Destructor\&. "
- .ti -1c
- .RI "virtual QList< \fBCommand\fP > \fBtransition\fP (const \fBQwtEventPattern\fP &, const QEvent *)=0"
- .br
- .RI "Transition\&. "
- .ti -1c
- .RI "void \fBreset\fP ()"
- .br
- .RI "Set the current state to 0\&. "
- .ti -1c
- .RI "int \fBstate\fP () const"
- .br
- .RI "Return the current state\&. "
- .ti -1c
- .RI "void \fBsetState\fP (int)"
- .br
- .RI "Change the current state\&. "
- .ti -1c
- .RI "\fBSelectionType\fP \fBselectionType\fP () const"
- .br
- .RI "Return the selection type\&. "
- .in -1c
- .SH "Detailed Description"
- .PP
- A state machine for \fBQwtPicker\fP selections\&.
- \fBQwtPickerMachine\fP accepts key and mouse events and translates them into selection commands\&.
- .PP
- \fBSee also\fP
- .RS 4
- \fBQwtEventPattern::MousePatternCode\fP, \fBQwtEventPattern::KeyPatternCode\fP
- .RE
- .PP
- .SH "Member Enumeration Documentation"
- .PP
- .SS "enum \fBQwtPickerMachine::SelectionType\fP"
- Type of a selection\&.
- .PP
- \fBSee also\fP
- .RS 4
- \fBselectionType()\fP
- .RE
- .PP
- .PP
- \fBEnumerator\fP
- .in +1c
- .TP
- \fB\fINoSelection \fP\fP
- The state machine not usable for any type of selection\&.
- .TP
- \fB\fIPointSelection \fP\fP
- The state machine is for selecting a single point\&.
- .TP
- \fB\fIRectSelection \fP\fP
- The state machine is for selecting a rectangle (2 points)\&.
- .TP
- \fB\fIPolygonSelection \fP\fP
- The state machine is for selecting a polygon (many points)\&.
- .SH "Author"
- .PP
- Generated automatically by Doxygen for Qwt User's Guide from the source code\&.
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