| 1 | /* -*- mode: c++; c-basic-offset: 4; indent-tabs-mode: nil -*- */ |
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| 2 | /* |
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| 3 | * Copyright (C) 2014 HUBzero Foundation, LLC |
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| 4 | * |
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| 5 | * Author: Leif Delgass <ldelgass@purdue.edu> |
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| 6 | */ |
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| 7 | |
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| 8 | #include "ScaleBar.h" |
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| 9 | |
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| 10 | using namespace GeoVis; |
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| 11 | |
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| 12 | double GeoVis::normalizeScaleMeters(double meters) |
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| 13 | { |
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| 14 | if (meters <= 3) { |
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| 15 | meters = 1; |
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| 16 | } else if (meters <= 7.5) { |
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| 17 | meters = 5; |
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| 18 | } else if (meters <= 15) { |
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| 19 | meters = 10; |
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| 20 | } else if (meters <= 35) { |
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| 21 | meters = 20; |
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| 22 | } else if (meters <= 75) { |
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| 23 | meters = 50; |
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| 24 | } else if (meters <= 150) { |
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| 25 | meters = 100; |
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| 26 | } else if (meters <= 350) { |
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| 27 | meters = 200; |
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| 28 | } else if (meters <= 750) { |
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| 29 | meters = 500; |
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| 30 | } else if (meters <= 1500) { |
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| 31 | meters = 1000; |
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| 32 | } else if (meters <= 3500) { |
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| 33 | meters = 2000; |
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| 34 | } else if (meters <= 7500) { |
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| 35 | meters = 5000; |
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| 36 | } else if (meters <= 15000) { |
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| 37 | meters = 10000; |
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| 38 | } else if (meters <= 35000) { |
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| 39 | meters = 20000; |
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| 40 | } else if (meters <= 55000) { |
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| 41 | meters = 50000; |
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| 42 | } else if (meters <= 150000) { |
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| 43 | meters = 100000; |
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| 44 | } else if (meters <= 350000) { |
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| 45 | meters = 200000; |
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| 46 | } else if (meters <= 750000) { |
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| 47 | meters = 500000; |
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| 48 | } else if (meters <= 1500000) { |
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| 49 | meters = 1000000; |
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| 50 | } else { |
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| 51 | meters = 2000000; |
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| 52 | } |
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| 53 | return meters; |
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| 54 | } |
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| 55 | |
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| 56 | double GeoVis::normalizeScaleFeet(double feet) |
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| 57 | { |
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| 58 | double feetPerMile = 5280.0; |
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| 59 | if (feet <= 7.5) { |
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| 60 | feet = 5; |
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| 61 | } else if (feet <= 15) { |
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| 62 | feet = 10; |
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| 63 | } else if (feet <= 35) { |
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| 64 | feet = 20; |
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| 65 | } else if (feet <= 75) { |
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| 66 | feet = 50; |
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| 67 | } else if (feet <= 150) { |
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| 68 | feet = 100; |
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| 69 | } else if (feet <= 350) { |
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| 70 | feet = 200; |
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| 71 | } else if (feet <= 750) { |
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| 72 | feet = 500; |
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| 73 | } else if (feet <= 1500) { |
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| 74 | feet = 1000; |
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| 75 | } else if (feet <= 3640) { |
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| 76 | feet = 2000; |
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| 77 | } else if (feet <= 1.5 * feetPerMile) { |
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| 78 | feet = 1 * feetPerMile; |
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| 79 | } else if (feet <= 3.5 * feetPerMile) { |
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| 80 | feet = 2 * feetPerMile; |
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| 81 | } else if (feet <= 7.5 * feetPerMile) { |
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| 82 | feet = 5 * feetPerMile; |
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| 83 | } else if (feet <= 15 * feetPerMile) { |
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| 84 | feet = 10 * feetPerMile; |
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| 85 | } else if (feet <= 35 * feetPerMile) { |
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| 86 | feet = 20 * feetPerMile; |
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| 87 | } else if (feet <= 75 * feetPerMile) { |
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| 88 | feet = 50 * feetPerMile; |
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| 89 | } else if (feet <= 150 * feetPerMile) { |
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| 90 | feet = 100 * feetPerMile; |
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| 91 | } else if (feet <= 350 * feetPerMile) { |
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| 92 | feet = 200 * feetPerMile; |
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| 93 | } else if (feet <= 750 * feetPerMile) { |
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| 94 | feet = 500 * feetPerMile; |
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| 95 | } else if (feet <= 1500 * feetPerMile) { |
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| 96 | feet = 1000 * feetPerMile; |
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| 97 | } else { |
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| 98 | feet = 2000 * feetPerMile; |
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| 99 | } |
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| 100 | return feet; |
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| 101 | } |
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| 102 | |
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| 103 | double GeoVis::normalizeScaleNauticalMiles(double nmi) |
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| 104 | { |
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| 105 | //double feetPerMile = 6076.12; |
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| 106 | if (nmi <= 0.0015) { |
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| 107 | nmi = 0.001; |
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| 108 | } else if (nmi <= 0.0035) { |
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| 109 | nmi = 0.002; |
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| 110 | } else if (nmi <= 0.0075) { |
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| 111 | nmi = 0.005; |
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| 112 | } else if (nmi <= 0.015) { |
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| 113 | nmi = 0.01; |
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| 114 | } else if (nmi <= 0.035) { |
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| 115 | nmi = 0.02; |
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| 116 | } else if (nmi <= 0.075) { |
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| 117 | nmi = 0.05; |
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| 118 | } else if (nmi <= 0.15) { |
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| 119 | nmi = 0.1; |
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| 120 | } else if (nmi <= 0.35) { |
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| 121 | nmi = 0.2; |
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| 122 | } else if (nmi <= 0.75) { |
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| 123 | nmi = 0.5; |
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| 124 | } else if (nmi <= 1.5) { |
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| 125 | nmi = 1; |
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| 126 | } else if (nmi <= 3.5) { |
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| 127 | nmi = 2; |
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| 128 | } else if (nmi <= 7.5) { |
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| 129 | nmi = 5; |
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| 130 | } else if (nmi <= 15) { |
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| 131 | nmi = 10; |
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| 132 | } else if (nmi <= 35) { |
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| 133 | nmi = 20; |
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| 134 | } else if (nmi <= 75) { |
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| 135 | nmi = 50; |
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| 136 | } else if (nmi <= 150) { |
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| 137 | nmi = 100; |
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| 138 | } else if (nmi <= 350) { |
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| 139 | nmi = 200; |
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| 140 | } else if (nmi <= 750) { |
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| 141 | nmi = 500; |
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| 142 | } else if (nmi <= 1500) { |
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| 143 | nmi = 1000; |
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| 144 | } else { |
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| 145 | nmi = 2000; |
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| 146 | } |
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| 147 | return nmi; |
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| 148 | } |
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