qwtdoublesize.3

linux下qt的第三方的一个类

.TH "QwtDoubleSize" 3 "16 Nov 2004" "Version 4.2.0" "Qwt User's Guide" \" -*- nroff -*-
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.SH NAME
QwtDoubleSize \- 
.SH SYNOPSIS
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.PP
.SH "Detailed Description"
.PP 
The QwtDoubleSize class defines a size in double coordinates 
.PP
Definition at line 62 of file qwt_double_rect.h.
.SS "Public Member Functions"

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.RI "\fBQwtDoubleSize\fP ()"
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.RI "\fBQwtDoubleSize\fP (double width, double height)"
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.RI "\fBQwtDoubleSize\fP (const QSize &)"
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.RI "bool \fBisNull\fP () const"
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.RI "bool \fBisEmpty\fP () const"
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.RI "bool \fBisValid\fP () const"
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.RI "double \fBwidth\fP () const"
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.RI "double \fBheight\fP () const"
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.RI "void \fBsetWidth\fP (double w)"
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.RI "void \fBsetHeight\fP (double h)"
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.RI "void \fBtranspose\fP ()"
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.RI "\fBQwtDoubleSize\fP \fBexpandedTo\fP (const \fBQwtDoubleSize\fP &) const"
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.RI "\fBQwtDoubleSize\fP \fBboundedTo\fP (const \fBQwtDoubleSize\fP &) const"
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.RI "double & \fBrwidth\fP ()"
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.RI "double & \fBrheight\fP ()"
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.RI "bool \fBoperator==\fP (const \fBQwtDoubleSize\fP &) const"
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.RI "bool \fBoperator!=\fP (const \fBQwtDoubleSize\fP &) const"
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.RI "const \fBQwtDoubleSize\fP \fBoperator-\fP () const"
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.RI "const \fBQwtDoubleSize\fP \fBoperator+\fP (const \fBQwtDoubleSize\fP &) const"
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.RI "const \fBQwtDoubleSize\fP \fBoperator-\fP (const \fBQwtDoubleSize\fP &) const"
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.RI "const \fBQwtDoubleSize\fP \fBoperator *\fP (double) const"
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.RI "const \fBQwtDoubleSize\fP \fBoperator/\fP (double) const"
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.RI "\fBQwtDoubleSize\fP & \fBoperator+=\fP (const \fBQwtDoubleSize\fP &)"
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.RI "\fBQwtDoubleSize\fP & \fBoperator-=\fP (const \fBQwtDoubleSize\fP &)"
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.RI "\fBQwtDoubleSize\fP & \fBoperator *=\fP (double c)"
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.RI "\fBQwtDoubleSize\fP & \fBoperator/=\fP (double c)"
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.SH "Constructor & Destructor Documentation"
.PP 
.SS "QwtDoubleSize::QwtDoubleSize ()"
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Constructs a size with a width and height of 0.0. 
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Definition at line 131 of file qwt_double_rect.cpp.
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Referenced by boundedTo(), expandedTo(), operator *(), operator+(), operator-(), and operator/().
.SS "QwtDoubleSize::QwtDoubleSize (double width, double height)"
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Constructs a size with a width w and height h. 
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Definition at line 139 of file qwt_double_rect.cpp.
.SS "QwtDoubleSize::QwtDoubleSize (const QSize &)"
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Copy constructor. 
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Definition at line 147 of file qwt_double_rect.cpp.
.SH "Member Function Documentation"
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.SS "\fBQwtDoubleSize\fP QwtDoubleSize::boundedTo (const \fBQwtDoubleSize\fP & other) const"
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Returns a size with the minimum width and height of this size and other. Definition at line 181 of file qwt_double_rect.cpp.
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References d_height, d_width, and QwtDoubleSize().
.SS "\fBQwtDoubleSize\fP QwtDoubleSize::expandedTo (const \fBQwtDoubleSize\fP & other) const"
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Returns a size with the maximum width and height of this size and other. Definition at line 167 of file qwt_double_rect.cpp.
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References d_height, d_width, and QwtDoubleSize().
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Referenced by QwtPlotZoomer::end().
.SS "double QwtDoubleSize::height () const"
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Returns the height. 
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Definition at line 256 of file qwt_double_rect.h.
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Referenced by QwtPlotZoomer::begin(), and QwtDoubleRect::setSize().
.SS "bool QwtDoubleSize::isEmpty () const"
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Returns TRUE if the width is <= 0 or the height is <= 0, otherwise FALSE. Definition at line 235 of file qwt_double_rect.h.
.SS "bool QwtDoubleSize::isNull () const"
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Returns TRUE if the width is 0 and the height is 0; otherwise returns FALSE. Definition at line 226 of file qwt_double_rect.h.
.SS "bool QwtDoubleSize::isValid () const"
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Returns TRUE if the width is equal to or greater than 0 and the height is equal to or greater than 0; otherwise returns FALSE. Definition at line 244 of file qwt_double_rect.h.
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Referenced by QwtPlotZoomer::begin().
.SS "const \fBQwtDoubleSize\fP QwtDoubleSize::operator * (double) const"
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Returns the size formed by multiplying both components by c. 
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Definition at line 240 of file qwt_double_rect.cpp.
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References QwtDoubleSize().
.SS "bool QwtDoubleSize::operator!= (const \fBQwtDoubleSize\fP &) const"
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Returns TRUE if the size is not equal to other; otherwise returns FALSE. 
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Definition at line 199 of file qwt_double_rect.cpp.
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References operator==().
.SS "const \fBQwtDoubleSize\fP QwtDoubleSize::operator+ (const \fBQwtDoubleSize\fP & other) const"
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Returns the size formed by adding both components by the components of other. Each component is added separately. Definition at line 219 of file qwt_double_rect.cpp.
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References d_height, d_width, and QwtDoubleSize().
.SS "\fBQwtDoubleSize\fP & QwtDoubleSize::operator+= (const \fBQwtDoubleSize\fP &)"
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Adds size other to this size and returns a reference to this size. 
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Definition at line 254 of file qwt_double_rect.cpp.
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References d_height, and d_width.
.SS "const \fBQwtDoubleSize\fP QwtDoubleSize::operator- (const \fBQwtDoubleSize\fP & other) const"
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Returns the size formed by subtracting both components by the components of other. Each component is subtracted separately. Definition at line 231 of file qwt_double_rect.cpp.
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References d_height, d_width, and QwtDoubleSize().
.SS "const \fBQwtDoubleSize\fP QwtDoubleSize::operator- () const"
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Returns the size formed by changing the sign of both components, equivalent to QwtDoubleSize(-width(), -height()); Definition at line 209 of file qwt_double_rect.cpp.
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References QwtDoubleSize().
.SS "\fBQwtDoubleSize\fP & QwtDoubleSize::operator-= (const \fBQwtDoubleSize\fP &)"
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Subtracts size other from this size and returns a reference to this size. 
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Definition at line 263 of file qwt_double_rect.cpp.
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References d_height, and d_width.
.SS "const \fBQwtDoubleSize\fP QwtDoubleSize::operator/ (double) const"
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Returns the size formed by dividing both components by c. 
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Definition at line 247 of file qwt_double_rect.cpp.
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References QwtDoubleSize().
.SS "bool QwtDoubleSize::operator== (const \fBQwtDoubleSize\fP &) const"
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Returns TRUE if the size is equal to other; otherwise returns FALSE. 
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Definition at line 192 of file qwt_double_rect.cpp.
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References d_height, and d_width.
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Referenced by operator!=().
.SS "double & QwtDoubleSize::rheight ()"
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Returns a reference to the height. 
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Definition at line 280 of file qwt_double_rect.h.
.SS "double & QwtDoubleSize::rwidth ()"
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Returns a reference to the width. 
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Definition at line 274 of file qwt_double_rect.h.
.SS "void QwtDoubleSize::setHeight (double h)"
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Sets the height to height. 
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Definition at line 268 of file qwt_double_rect.h.
.SS "void QwtDoubleSize::setWidth (double w)"
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Sets the width to width. 
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Definition at line 262 of file qwt_double_rect.h.
.SS "void QwtDoubleSize::transpose ()"
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Swaps the values of width and height. 
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Definition at line 155 of file qwt_double_rect.cpp.
.SS "double QwtDoubleSize::width () const"
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Returns the width. 
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Definition at line 250 of file qwt_double_rect.h.
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Referenced by QwtPlotZoomer::begin(), and QwtDoubleRect::setSize().

.SH "Author"
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