qwtdoublepointdata.3

linux下qt的第三方的一个类

.TH "QwtDoublePointData" 3 "16 Nov 2004" "Version 4.2.0" "Qwt User's Guide" \" -*- nroff -*-
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.SH NAME
QwtDoublePointData \- 
.SH SYNOPSIS
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.PP
Inherits \fBQwtData\fP.
.PP
.SH "Detailed Description"
.PP 
Data class containing a single QwtArray<QwtDoublePoint> object. 
.PP
Definition at line 79 of file qwt_data.h.
.SS "Public Member Functions"

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.RI "\fBQwtDoublePointData\fP (const QwtArray< \fBQwtDoublePoint\fP > &)"
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.RI "\fBQwtDoublePointData\fP & \fBoperator=\fP (const \fBQwtDoublePointData\fP &)"
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.RI "virtual \fBQwtData\fP * \fBcopy\fP () const"
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.RI "virtual size_t \fBsize\fP () const"
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.RI "virtual double \fBx\fP (size_t i) const"
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.RI "virtual double \fBy\fP (size_t i) const"
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.SH "Constructor & Destructor Documentation"
.PP 
.SS "QwtDoublePointData::QwtDoublePointData (const QwtArray< \fBQwtDoublePoint\fP > &)"
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Constructor
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\fBSee also:\fP
.RS 4
\fBQwtCurve::setData\fP and \fBQwtPlot::setCurveData\fP. 
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Definition at line 61 of file qwt_data.cpp.
.PP
Referenced by copy().
.SH "Member Function Documentation"
.PP 
.SS "\fBQwtData\fP * QwtDoublePointData::copy () const\fC [virtual]\fP"
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Return a pointer to a copy (virtual copy constructor) 
.PP
Implements \fBQwtData\fP.
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Definition at line 92 of file qwt_data.cpp.
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References QwtDoublePointData().
.SS "\fBQwtDoublePointData\fP & QwtDoublePointData::operator= (const \fBQwtDoublePointData\fP &)"
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Assignment. 
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Definition at line 67 of file qwt_data.cpp.
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References d_data.
.SS "size_t QwtDoublePointData::size () const\fC [virtual]\fP"
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Return the size of the data set 
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Implements \fBQwtData\fP.
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Definition at line 77 of file qwt_data.cpp.
.SS "double QwtDoublePointData::x (size_t i) const\fC [virtual]\fP"
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Return the x value of data point i 
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\fBParameters:\fP
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\fIi\fP Index 
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\fBReturns:\fP
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x X value of data point i 
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Implements \fBQwtData\fP.
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Definition at line 82 of file qwt_data.cpp.
.SS "double QwtDoublePointData::y (size_t i) const\fC [virtual]\fP"
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Return the y value of data point i 
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\fBParameters:\fP
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\fIi\fP Index 
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\fBReturns:\fP
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y Y value of data point i 
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Implements \fBQwtData\fP.
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Definition at line 87 of file qwt_data.cpp.

.SH "Author"
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