QwtPickerMachine.3
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.TH "QwtPickerMachine" 3 "Sat Jan 26 2013" "Version 6.1-rc3" "Qwt User's Guide" \" -*- nroff -*-
.ad l
.nh
.SH NAME
QwtPickerMachine \-
.PP
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, \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 "\fICommands - the output of a state machine\&. \fP"
.in -1c
.SS "Public Member Functions"
.in +1c
.ti -1c
.RI "\fBQwtPickerMachine\fP (\fBSelectionType\fP)"
.br
.RI "\fIConstructor\&. \fP"
.ti -1c
.RI "virtual \fB~QwtPickerMachine\fP ()"
.br
.RI "\fIDestructor\&. \fP"
.ti -1c
.RI "virtual QList< \fBCommand\fP > \fBtransition\fP (const \fBQwtEventPattern\fP &, const QEvent *)=0"
.br
.RI "\fITransition\&. \fP"
.ti -1c
.RI "void \fBreset\fP ()"
.br
.RI "\fISet the current state to 0\&. \fP"
.ti -1c
.RI "int \fBstate\fP () const "
.br
.RI "\fIReturn the current state\&. \fP"
.ti -1c
.RI "void \fBsetState\fP (int)"
.br
.RI "\fIChange the current state\&. \fP"
.ti -1c
.RI "\fBSelectionType\fP \fBselectionType\fP () const "
.br
.RI "\fIReturn the selection type\&. \fP"
.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\&.