[1528] | 1 | /* |
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| 2 | * ---------------------------------------------------------------------- |
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| 3 | * Rappture 2.0 Histogram Object Source |
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| 4 | * |
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| 5 | * ====================================================================== |
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| 6 | * AUTHOR: Derrick Kearney, Purdue University |
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| 7 | * Copyright (c) 2005-2009 Purdue Research Foundation |
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| 8 | * |
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| 9 | * See the file "license.terms" for information on usage and |
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| 10 | * redistribution of this file, and for a DISCLAIMER OF ALL WARRANTIES. |
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| 11 | * ====================================================================== |
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| 12 | */ |
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| 13 | |
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| 14 | #include "RpHistogram.h" |
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| 15 | #include "RpArray1DUniform.h" |
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| 16 | |
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| 17 | using namespace Rappture; |
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| 18 | |
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| 19 | const char Histogram::x[] = "xaxis"; |
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| 20 | const char Histogram::y[] = "yaxis"; |
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| 21 | |
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| 22 | Histogram::Histogram() |
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| 23 | : Curve(), |
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| 24 | _markerList(NULL) |
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| 25 | {} |
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| 26 | |
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| 27 | Histogram::Histogram(double *h, size_t npts) |
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| 28 | : Curve(), |
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| 29 | _markerList(NULL) |
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| 30 | { |
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| 31 | Array1D *y = axis(Histogram::y,"","","","",h,npts); |
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| 32 | Array1DUniform bins(y->min(),y->max(),y->nmemb()); |
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| 33 | axis(Histogram::x,"","","","",bins.data(),bins.nmemb()); |
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| 34 | } |
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| 35 | |
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| 36 | Histogram::Histogram(double *h, size_t npts, double *bins, size_t nbins) |
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| 37 | : Curve(), |
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| 38 | _markerList(NULL) |
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| 39 | { |
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| 40 | axis(Histogram::x,"","","","",bins,nbins); |
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| 41 | axis(Histogram::y,"","","","",h,npts); |
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| 42 | } |
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| 43 | |
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| 44 | Histogram::Histogram(double *h, size_t npts, double min, double max, |
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| 45 | size_t nbins) |
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| 46 | : Curve(), |
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| 47 | _markerList(NULL) |
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| 48 | { |
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| 49 | Array1DUniform bins(min,max,nbins); |
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| 50 | axis(Histogram::x,"","","","",bins.data(),bins.nmemb()); |
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| 51 | axis(Histogram::y,"","","","",h,npts); |
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| 52 | } |
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| 53 | |
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| 54 | Histogram::Histogram(double *h, size_t npts, double min, double max, |
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| 55 | double step) |
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| 56 | : Curve(), |
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| 57 | _markerList(NULL) |
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| 58 | { |
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| 59 | Array1DUniform bins(min,max,step); |
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| 60 | axis(Histogram::x,"","","","",bins.data(),bins.nmemb()); |
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| 61 | axis(Histogram::y,"","","","",h,npts); |
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| 62 | } |
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| 63 | |
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| 64 | // copy constructor |
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| 65 | Histogram::Histogram(const Histogram& o) |
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| 66 | : Curve(o), |
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| 67 | _markerList(NULL) |
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| 68 | { |
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| 69 | group(o.group()); |
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| 70 | |
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| 71 | if (o._markerList != NULL) { |
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| 72 | Rp_ChainLink *l = Rp_ChainFirstLink(o._markerList); |
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| 73 | while (l != NULL) { |
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| 74 | AxisMarker *a = (AxisMarker *) Rp_ChainGetValue(l); |
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| 75 | AxisMarker *newAM = new AxisMarker(*a); |
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| 76 | Rp_ChainAppend(_markerList,(void *)newAM); |
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| 77 | l = Rp_ChainNextLink(l); |
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| 78 | } |
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| 79 | } |
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| 80 | |
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| 81 | } |
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| 82 | |
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| 83 | // default destructor |
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| 84 | Histogram::~Histogram () |
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| 85 | { |
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| 86 | // clean up dynamic memory |
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| 87 | // unallocate the _axisList? |
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| 88 | |
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| 89 | } |
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| 90 | |
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| 91 | /**********************************************************************/ |
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| 92 | // METHOD: xaxis() |
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| 93 | /// Define the xaxis properties |
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| 94 | /** |
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| 95 | * Define the xaxis properties. |
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| 96 | */ |
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| 97 | |
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| 98 | Histogram& |
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| 99 | Histogram::xaxis(const char *label, const char *desc, const char *units) |
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| 100 | { |
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| 101 | Array1D *a = getAxis(Histogram::x); |
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| 102 | |
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| 103 | if (a == NULL) { |
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| 104 | // couldn't find xaxis array, create one |
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| 105 | a = axis(Histogram::x,label,desc,units,"linear",NULL,0); |
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| 106 | } else { |
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| 107 | a->label(label); |
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| 108 | a->desc(desc); |
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| 109 | a->units(units); |
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| 110 | } |
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| 111 | |
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| 112 | return *this; |
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| 113 | } |
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| 114 | |
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| 115 | /**********************************************************************/ |
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| 116 | // METHOD: xaxis() |
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| 117 | /// Define the xaxis properties |
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| 118 | /** |
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| 119 | * Define the xaxis properties. |
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| 120 | */ |
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| 121 | |
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| 122 | Histogram& |
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| 123 | Histogram::xaxis(const char *label, const char *desc, |
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| 124 | const char *units, const double *bins, size_t nBins) |
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| 125 | { |
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| 126 | Array1D *a = getAxis(Histogram::x); |
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| 127 | |
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| 128 | if (a == NULL) { |
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| 129 | // couldn't find xaxis array, create one |
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| 130 | a = axis(Histogram::x,label,desc,units,"linear",bins,nBins); |
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| 131 | } else { |
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| 132 | a->label(label); |
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| 133 | a->desc(desc); |
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| 134 | a->units(units); |
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| 135 | a->clear(); |
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| 136 | a->append(bins,nBins); |
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| 137 | } |
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| 138 | |
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| 139 | return *this; |
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| 140 | } |
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| 141 | |
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| 142 | /**********************************************************************/ |
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| 143 | // METHOD: xaxis() |
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| 144 | /// Define the xaxis properties |
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| 145 | /** |
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| 146 | * Define the xaxis properties. |
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| 147 | */ |
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| 148 | |
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| 149 | Histogram& |
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| 150 | Histogram::xaxis(const char *label, const char *desc, |
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| 151 | const char *units, double min, double max, |
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| 152 | size_t nBins) |
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| 153 | { |
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| 154 | Array1D *a = getAxis(Histogram::x); |
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| 155 | Array1DUniform tmp(min,max,nBins); |
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| 156 | |
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| 157 | if (a == NULL) { |
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| 158 | // couldn't find xaxis array, create one |
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| 159 | a = axis(Histogram::x,label,desc,units,"linear", |
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| 160 | tmp.data(),tmp.nmemb()); |
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| 161 | } else { |
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| 162 | a->label(label); |
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| 163 | a->desc(desc); |
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| 164 | a->units(units); |
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| 165 | a->clear(); |
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| 166 | a->append(tmp.data(),tmp.nmemb()); |
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| 167 | } |
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| 168 | |
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| 169 | return *this; |
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| 170 | } |
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| 171 | |
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| 172 | /**********************************************************************/ |
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| 173 | // METHOD: xaxis() |
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| 174 | /// Define the xaxis properties |
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| 175 | /** |
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| 176 | * Define the xaxis properties. |
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| 177 | */ |
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| 178 | |
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| 179 | Histogram& |
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| 180 | Histogram::xaxis(const char *label, const char *desc, |
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| 181 | const char *units, double min, double max, |
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| 182 | double step) |
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| 183 | { |
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| 184 | Array1D *a = getAxis(Histogram::x); |
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| 185 | Array1DUniform tmp(min,max,step); |
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| 186 | |
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| 187 | if (a == NULL) { |
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| 188 | // couldn't find xaxis array, create one |
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| 189 | a = axis(Histogram::x,label,desc,units,"linear", |
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| 190 | tmp.data(),tmp.nmemb()); |
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| 191 | } else { |
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| 192 | a->label(label); |
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| 193 | a->desc(desc); |
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| 194 | a->units(units); |
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| 195 | a->clear(); |
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| 196 | a->append(tmp.data(),tmp.nmemb()); |
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| 197 | } |
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| 198 | |
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| 199 | return *this; |
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| 200 | } |
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| 201 | |
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| 202 | /**********************************************************************/ |
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| 203 | // METHOD: yaxis() |
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| 204 | /// Define the yaxis properties |
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| 205 | /** |
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| 206 | * Define the yaxis properties. |
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| 207 | */ |
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| 208 | |
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| 209 | Histogram& |
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| 210 | Histogram::yaxis(const char *label, const char *desc, const char *units) |
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| 211 | { |
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| 212 | Array1D *a = getAxis(Histogram::y); |
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| 213 | |
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| 214 | if (a == NULL) { |
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| 215 | // couldn't find yaxis array, create one |
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| 216 | a = axis(Histogram::y,label,desc,units,"linear",NULL,0); |
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| 217 | } else { |
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| 218 | a->label(label); |
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| 219 | a->desc(desc); |
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| 220 | a->units(units); |
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| 221 | } |
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| 222 | |
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| 223 | return *this; |
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| 224 | } |
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| 225 | |
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| 226 | /**********************************************************************/ |
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| 227 | // METHOD: yaxis() |
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| 228 | /// Define the yaxis properties |
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| 229 | /** |
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| 230 | * Define the yaxis properties. |
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| 231 | */ |
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| 232 | |
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| 233 | Histogram& |
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| 234 | Histogram::yaxis(const char *label, const char *desc, |
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| 235 | const char *units, const double *vals, |
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| 236 | size_t nPts) |
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| 237 | { |
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| 238 | Array1D *a = getAxis(Histogram::y); |
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| 239 | |
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| 240 | if (a == NULL) { |
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| 241 | // couldn't find xaxis array, create one |
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| 242 | a = axis(Histogram::y,label,desc,units,"linear",vals,nPts); |
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| 243 | } else { |
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| 244 | a->label(label); |
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| 245 | a->desc(desc); |
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| 246 | a->units(units); |
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| 247 | a->clear(); |
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| 248 | a->append(vals,nPts); |
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| 249 | } |
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| 250 | |
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| 251 | return *this; |
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| 252 | } |
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| 253 | |
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| 254 | /**********************************************************************/ |
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| 255 | // METHOD: binWidths() |
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| 256 | /// Define the bin widths |
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| 257 | /** |
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| 258 | * Define the bin widths |
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| 259 | */ |
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| 260 | |
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| 261 | Histogram& |
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| 262 | Histogram::binWidths(const size_t *widths, size_t nbins) |
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| 263 | { |
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| 264 | // FIXME: we can probably find a better way to do this evenatually |
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| 265 | // Dont know how to get an array of size_t's in the axis list yet |
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| 266 | // maybe we store it separately, or Templatize Array1D |
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| 267 | |
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| 268 | SimpleDoubleBuffer b; |
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| 269 | if (widths == NULL) { |
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| 270 | return *this; |
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| 271 | } |
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| 272 | |
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| 273 | b.set(nbins); |
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| 274 | for (size_t i=0; i < nbins; i++) { |
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| 275 | double val = static_cast<double>(*(widths+i)); |
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| 276 | b.append(&val,1); |
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| 277 | } |
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| 278 | axis("binwidths","","","","",b.bytes(),b.nmemb()); |
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| 279 | |
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| 280 | return *this; |
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| 281 | } |
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| 282 | |
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| 283 | /**********************************************************************/ |
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| 284 | // METHOD: marker() |
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| 285 | /// Define a new marker |
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| 286 | /** |
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| 287 | * Define a new marker |
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| 288 | */ |
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| 289 | |
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| 290 | Histogram& |
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| 291 | Histogram::marker(const char *axisName, double at, const char *label, |
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| 292 | const char *style) |
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| 293 | { |
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| 294 | AxisMarker *m = new AxisMarker(axisName,label,style,at); |
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| 295 | |
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| 296 | if (_markerList == NULL) { |
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| 297 | _markerList = Rp_ChainCreate(); |
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| 298 | if (_markerList == NULL) { |
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| 299 | delete m; |
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| 300 | return *this; |
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| 301 | } |
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| 302 | } |
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| 303 | |
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| 304 | Rp_ChainAppend(_markerList,(void*)m); |
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| 305 | |
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| 306 | return *this; |
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| 307 | } |
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| 308 | |
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| 309 | /**********************************************************************/ |
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| 310 | // METHOD: xml() |
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| 311 | /// Return the xml of the object |
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| 312 | /** |
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| 313 | * Return the xml of the object |
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| 314 | */ |
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| 315 | |
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| 316 | const char * |
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[1560] | 317 | Histogram::xml(size_t indent, size_t tabstop) |
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[1528] | 318 | { |
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[1560] | 319 | size_t l1width = indent + tabstop; |
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| 320 | size_t l2width = indent + (2*tabstop); |
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| 321 | const char *sp = ""; |
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| 322 | |
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[1528] | 323 | Path p(path()); |
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| 324 | |
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| 325 | Array1D *tmpAxis = NULL; |
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| 326 | size_t nmemb = 0; |
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| 327 | |
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| 328 | const double *dataArr[dims()]; |
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| 329 | |
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| 330 | _tmpBuf.clear(); |
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| 331 | |
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| 332 | _tmpBuf.appendf( |
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[1560] | 333 | "%8$*5$s<histogram id=\"%1$s\">\n\ |
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| 334 | %8$*6$s<about>\n\ |
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| 335 | %8$*7$s<group>%2$s</group>\n\ |
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| 336 | %8$*7$s<label>%3$s</label>\n\ |
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| 337 | %8$*7$s<description>%4$s</description>\n\ |
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| 338 | %8$*6$s</about>\n", |
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| 339 | p.id(),group(),label(),desc(),indent,l1width,l2width,sp); |
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[1528] | 340 | |
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| 341 | for (size_t dim=0; dim < dims(); dim++) { |
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| 342 | tmpAxis = getNthAxis(dim); |
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| 343 | nmemb = tmpAxis->nmemb(); |
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| 344 | dataArr[dim] = tmpAxis->data(); |
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| 345 | if (strcmp("binwidths",tmpAxis->name()) == 0) { |
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| 346 | continue; |
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| 347 | } |
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| 348 | _tmpBuf.appendf( |
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[1560] | 349 | "%8$*6$s<%1$s>\n\ |
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| 350 | %8$*7$s<label>%2$s</label>\n\ |
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| 351 | %8$*7$s<description>%3$s</description>\n\ |
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| 352 | %8$*7$s<units>%4$s</units>\n\ |
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| 353 | %8$*7$s<scale>%5$s</scale>\n", |
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[1528] | 354 | tmpAxis->name(), tmpAxis->label(), tmpAxis->desc(), |
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[1560] | 355 | tmpAxis->units(), tmpAxis->scale(),l1width,l2width,sp); |
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[1528] | 356 | |
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| 357 | if (_markerList != NULL) { |
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| 358 | Rp_ChainLink *l = Rp_ChainFirstLink(_markerList); |
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| 359 | while (l != NULL) { |
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| 360 | AxisMarker *m = (AxisMarker *) Rp_ChainGetValue(l); |
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| 361 | if (strcmp(tmpAxis->name(),m->axisName()) == 0) { |
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[1560] | 362 | _tmpBuf.append(m->xml(indent+tabstop,tabstop)); |
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[1528] | 363 | } |
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| 364 | l = Rp_ChainNextLink(l); |
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| 365 | } |
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| 366 | } |
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[1560] | 367 | _tmpBuf.appendf("%3$*2$s</%1$s>\n",tmpAxis->name(),l1width,sp); |
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[1528] | 368 | } |
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| 369 | |
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[1560] | 370 | _tmpBuf.appendf("%3$*1$s<component>\n%3$*2$s<xhw>\n",l1width,l2width,sp); |
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[1528] | 371 | for (size_t idx=0; idx < nmemb; idx++) { |
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| 372 | for (size_t dim=0; dim < dims(); dim++) { |
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| 373 | _tmpBuf.appendf("%10g",dataArr[dim][idx]); |
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| 374 | } |
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| 375 | _tmpBuf.append("\n",1); |
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| 376 | } |
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[1560] | 377 | _tmpBuf.appendf("%4$*3$s</xhw>\n%4$*2$s</component>\n%4$*1$s</curve>", |
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| 378 | indent,l1width,l2width,sp); |
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[1528] | 379 | |
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| 380 | return _tmpBuf.bytes(); |
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| 381 | } |
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| 382 | |
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| 383 | /**********************************************************************/ |
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| 384 | // METHOD: is() |
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| 385 | /// what kind of object is this |
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| 386 | /** |
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| 387 | * return hex value telling what kind of object this is. |
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| 388 | */ |
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| 389 | |
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| 390 | const int |
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| 391 | Histogram::is() const |
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| 392 | { |
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| 393 | // return "hist" in hex |
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| 394 | return 0x68697374; |
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| 395 | } |
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| 396 | |
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| 397 | /**********************************************************************/ |
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| 398 | // FUNCTION: axisMarkerCpyFxn() |
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| 399 | /// Copy an axisMarker object |
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| 400 | /** |
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| 401 | * Copy an axisMarker object |
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| 402 | */ |
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| 403 | |
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| 404 | /* |
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| 405 | int |
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| 406 | axisMarkerCpyFxn(void **to, void *from) |
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| 407 | { |
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| 408 | int retVal = 0; |
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| 409 | size_t len = 0; |
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| 410 | char *tmp = NULL; |
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| 411 | Histogram::axisMarker *totmp = NULL; |
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| 412 | |
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| 413 | if (from == NULL) { |
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| 414 | return -1; |
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| 415 | } |
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| 416 | |
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| 417 | totmp = new Historgram::axisMarker(); |
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| 418 | |
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| 419 | len = strlen(from->axisName); |
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| 420 | tmp = new char[len+1]; |
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| 421 | strncpy(tmp,from->axisName,len+1); |
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| 422 | totmp->axisName = tmp; |
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| 423 | |
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| 424 | len = strlen(from->label); |
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| 425 | tmp = new char[len+1]; |
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| 426 | strncpy(tmp,from->label,len+1); |
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| 427 | totmp->label = tmp; |
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| 428 | |
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| 429 | len = strlen(from->style); |
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| 430 | tmp = new char[len+1]; |
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| 431 | strncpy(tmp,from->style,len+1); |
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| 432 | totmp->style = tmp; |
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| 433 | |
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| 434 | totmp->at = at; |
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| 435 | |
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| 436 | *to = totmp; |
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| 437 | |
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| 438 | return retVal; |
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| 439 | } |
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| 440 | */ |
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| 441 | |
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| 442 | // -------------------------------------------------------------------- // |
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| 443 | |
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