Qwt User's Guide
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Qwt User’s Guide 5.2.1 Generated by Doxygen 1.6.3 Sun Apr 11 11:55:10 2010 CONTENTS i Contents 1 Qwt - Qt Widgets for Technical Applications1 1.1 License............................................1 1.2 Platforms...........................................1 1.3 Screenshots..........................................1 1.4 Downloads..........................................1 1.5 Installation..........................................2 1.6 Support............................................2 1.7 Related Projects........................................2 1.8 Language Bindings......................................2 1.9 Donations...........................................2 1.10 Credits:............................................2 2 Qwt License, Version 1.03 3 INSTALL 11 4 Curve Plots 14 5 Scatter Plot 14 6 Spectrogram, Contour Plot 14 7 Histogram 14 8 Dials, Compasses, Knobs, Wheels, Sliders, Thermos 14 9 Deprecated List 14 10 Class Index 14 10.1 Class Hierarchy........................................ 14 11 Class Index 17 11.1 Class List........................................... 17 12 Class Documentation 20 12.1 QwtEventPattern::KeyPattern Class Reference........................ 20 12.1.1 Detailed Description................................. 21 12.2 QwtEventPattern::MousePattern Class Reference...................... 21 12.2.1 Detailed Description................................. 21 12.3 QwtAbstractScale Class Reference.............................. 21 Generated on Sun Apr 11 11:55:09 2010 for Qwt User’s Guide by Doxygen CONTENTS ii 12.3.1 Detailed Description................................. 22 12.3.2 Constructor & Destructor Documentation...................... 22 12.3.3 Member Function Documentation.......................... 23 12.4 QwtAbstractScaleDraw Class Reference........................... 27 12.4.1 Detailed Description................................. 28 12.4.2 Member Enumeration Documentation........................ 28 12.4.3 Constructor & Destructor Documentation...................... 28 12.4.4 Member Function Documentation.......................... 29 12.5 QwtAbstractSlider Class Reference............................. 34 12.5.1 Detailed Description................................. 35 12.5.2 Member Enumeration Documentation........................ 36 12.5.3 Constructor & Destructor Documentation...................... 36 12.5.4 Member Function Documentation.......................... 36 12.6 QwtAlphaColorMap Class Reference............................ 43 12.6.1 Detailed Description................................. 43 12.6.2 Constructor & Destructor Documentation...................... 43 12.6.3 Member Function Documentation.......................... 44 12.7 QwtAnalogClock Class Reference.............................. 45 12.7.1 Detailed Description................................. 46 12.7.2 Member Enumeration Documentation........................ 47 12.7.3 Constructor & Destructor Documentation...................... 47 12.7.4 Member Function Documentation.......................... 47 12.8 QwtArrayData Class Reference................................ 49 12.8.1 Detailed Description................................. 50 12.8.2 Constructor & Destructor Documentation...................... 50 12.8.3 Member Function Documentation.......................... 50 12.9 QwtArrowButton Class Reference.............................. 52 12.9.1 Detailed Description................................. 52 12.9.2 Constructor & Destructor Documentation...................... 53 12.9.3 Member Function Documentation.......................... 53 12.10QwtClipper Class Reference................................. 55 12.10.1 Detailed Description................................. 55 12.10.2 Member Function Documentation.......................... 55 12.11QwtColorMap Class Reference................................ 56 12.11.1 Detailed Description................................. 57 12.11.2 Member Enumeration Documentation........................ 57 Generated on Sun Apr 11 11:55:09 2010 for Qwt User’s Guide by Doxygen CONTENTS iii 12.11.3 Constructor & Destructor Documentation...................... 57 12.11.4 Member Function Documentation.......................... 58 12.12QwtCompass Class Reference................................ 59 12.12.1 Detailed Description................................. 60 12.12.2 Constructor & Destructor Documentation...................... 61 12.12.3 Member Function Documentation.......................... 61 12.13QwtCompassMagnetNeedle Class Reference........................ 64 12.13.1 Detailed Description................................. 65 12.13.2 Member Enumeration Documentation........................ 65 12.13.3 Constructor & Destructor Documentation...................... 65 12.13.4 Member Function Documentation.......................... 65 12.14QwtCompassRose Class Reference.............................. 67 12.14.1 Detailed Description................................. 67 12.14.2 Member Function Documentation.......................... 67 12.15QwtCompassWindArrow Class Reference.......................... 68 12.15.1 Detailed Description................................. 69 12.15.2 Member Enumeration Documentation........................ 69 12.15.3 Constructor & Destructor Documentation...................... 69 12.15.4 Member Function Documentation.......................... 69 12.16QwtCounter Class Reference................................. 70 12.16.1 Detailed Description................................. 72 12.16.2 Member Enumeration Documentation........................ 72 12.16.3 Constructor & Destructor Documentation...................... 72 12.16.4 Member Function Documentation.......................... 73 12.17QwtCPointerData Class Reference.............................. 78 12.17.1 Detailed Description................................. 78 12.17.2 Constructor & Destructor Documentation...................... 78 12.17.3 Member Function Documentation.......................... 79 12.18QwtCurveFitter Class Reference............................... 80 12.18.1 Detailed Description................................. 81 12.18.2 Constructor & Destructor Documentation...................... 81 12.18.3 Member Function Documentation.......................... 81 12.19QwtData Class Reference................................... 81 12.19.1 Detailed Description................................. 82 12.19.2 Constructor & Destructor Documentation...................... 82 12.19.3 Member Function Documentation.......................... 83 Generated on Sun Apr 11 11:55:09 2010 for Qwt User’s Guide by Doxygen CONTENTS iv 12.20QwtDial Class Reference................................... 84 12.20.1 Detailed Description................................. 86 12.20.2 Member Enumeration Documentation........................ 86 12.20.3 Constructor & Destructor Documentation...................... 87 12.20.4 Member Function Documentation.......................... 87 12.21QwtDialNeedle Class Reference............................... 99 12.21.1 Detailed Description................................. 99 12.21.2 Constructor & Destructor Documentation...................... 99 12.21.3 Member Function Documentation.......................... 100 12.22QwtDialScaleDraw Class Reference............................. 100 12.22.1 Detailed Description................................. 101 12.22.2 Constructor & Destructor Documentation...................... 101 12.22.3 Member Function Documentation.......................... 101 12.23QwtDialSimpleNeedle Class Reference........................... 102 12.23.1 Detailed Description................................. 103 12.23.2 Member Enumeration Documentation........................ 103 12.23.3 Constructor & Destructor Documentation...................... 103 12.23.4 Member Function Documentation.......................... 104 12.24QwtDoubleInterval Class Reference............................. 105 12.24.1 Detailed Description................................. 106 12.24.2 Member Enumeration Documentation........................ 106 12.24.3 Constructor & Destructor Documentation...................... 107 12.24.4 Member Function Documentation.......................... 107 12.25QwtDoubleRange Class Reference.............................. 112 12.25.1 Detailed Description................................. 113 12.25.2 Constructor & Destructor Documentation...................... 113 12.25.3 Member Function Documentation.......................... 114 12.26QwtDynGridLayout Class Reference............................. 118 12.26.1 Detailed Description................................. 119 12.26.2 Constructor & Destructor Documentation...................... 119 12.26.3 Member Function Documentation.......................... 120 12.27QwtEventPattern Class Reference.............................. 124 12.27.1 Detailed Description................................. 126 12.27.2 Member Enumeration Documentation........................ 126 12.27.3 Constructor & Destructor Documentation...................... 128 12.27.4 Member Function Documentation.......................... 129 Generated on Sun Apr 11 11:55:09 2010 for Qwt User’s Guide by Doxygen CONTENTS v 12.28QwtIntervalData Class Reference............................... 132 12.28.1 Detailed Description................................. 132 12.28.2 Constructor & Destructor Documentation...................... 132 12.28.3 Member Function Documentation.......................... 133 12.29QwtKnob Class Reference.................................. 134 12.29.1 Detailed Description................................. 135 12.29.2 Member Enumeration