Mercurial > gemma
annotate client/src/components/gauge/Waterlevel.vue @ 2986:7ee9a3ef90d4
client: remove resize event listener from diagrams after they are closed
to avoid console errors...
author | Markus Kottlaender <markus@intevation.de> |
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date | Tue, 09 Apr 2019 18:48:16 +0200 |
parents | 451d73940c81 |
children | fe88a9b151ca |
rev | line source |
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1 <template> |
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2 <div class="d-flex flex-fill"> |
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3 <DiagramLegend> |
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4 <div class="legend"> |
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5 <span style="background-color: steelblue"></span> Waterlevel |
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6 </div> |
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7 <div class="legend"> |
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8 <span |
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9 style="width: 4px; height: 4px; background-color: rgba(70, 130, 180, 0.6); border: solid 4px rgba(70, 130, 180, 0.2); background-clip: padding-box; box-sizing: content-box;" |
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10 ></span> |
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11 Prediction |
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12 </div> |
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13 <div class="legend"> |
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14 <span style="background-color: rgba(0, 255, 0, 0.1)"></span> Navigable |
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15 Range |
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16 </div> |
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17 </DiagramLegend> |
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18 <div |
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19 class="d-flex flex-fill justify-content-center align-items-center diagram-container" |
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20 > |
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21 <div v-if="!waterlevels.length"> |
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22 <translate>No data available.</translate> |
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23 </div> |
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24 </div> |
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25 </div> |
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26 </template> |
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27 |
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28 <style lang="sass" scoped> |
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29 .diagram-container |
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30 /deep/ |
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31 .line |
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32 clip-path: url(#clip) |
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33 path |
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34 stroke: steelblue |
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35 stroke-width: 2 |
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36 fill: none |
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37 &.d3-line-chunked-chunk-gap |
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38 stroke-opacity: 0 |
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39 circle |
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40 stroke-width: 0 |
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41 fill: steelblue |
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42 &.d3-line-chunked-chunk-predicted-point |
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43 fill-opacity: 0.6 |
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44 |
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45 .hdc-line, |
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46 .ldc-line, |
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47 .mw-line |
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48 stroke-width: 1 |
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49 fill: none |
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50 clip-path: url(#clip) |
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51 .hdc-line |
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52 stroke: red |
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53 .ldc-line |
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54 stroke: green |
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55 .mw-line |
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56 stroke: grey |
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57 .ref-waterlevel-label |
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58 font-size: 11px |
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59 fill: #999 |
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60 .hdc-ldc-area |
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61 fill: rgba(0, 255, 0, 0.1) |
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62 .now-line |
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63 stroke: #999 |
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64 stroke-width: 1 |
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65 stroke-dasharray: 5, 5 |
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66 clip-path: url(#clip) |
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67 .now-line-label |
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68 font-size: 11px |
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69 fill: #999 |
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70 .prediction-area |
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71 fill: steelblue |
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72 fill-opacity: 0.2 |
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73 clip-path: url(#clip) |
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74 |
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75 path.nash-sutcliffe |
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76 fill: none |
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77 stroke: black |
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78 stroke-width: 1 |
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79 clip-path: url(#clip) |
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80 &.ns72 |
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81 fill: rgba(0, 0, 0, 0.05) |
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82 text.nash-sutcliffe |
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83 font-size: 10px |
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84 clip-path: url(#clip) |
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85 tspan:last-child |
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86 font-size: 9px |
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87 fill: #777 |
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88 |
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89 .tick |
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90 line |
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91 stroke-dasharray: 5 |
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92 stroke: #ccc |
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93 |
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94 .zoom |
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95 cursor: move |
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96 fill: none |
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97 pointer-events: all |
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98 .brush |
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99 .selection |
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100 stroke: none |
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101 fill-opacity: 0.2 |
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102 .handle |
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103 stroke: rgba($color-info, 0.5) |
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104 fill: rgba($color-info, 0.5) |
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105 |
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106 .chart-dots |
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107 clip-path: url(#clip) |
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108 .chart-dot |
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109 fill: steelblue |
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110 stroke: steelblue |
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111 pointer-events: none |
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112 opacity: 0 |
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113 transition: opacity 0.1s |
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114 .chart-tooltip |
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115 opacity: 0 |
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116 transition: opacity 0.3s |
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117 rect |
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118 fill: #fff |
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119 stroke: #ccc |
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120 text |
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121 fill: #666 |
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122 font-size: 0.8em |
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123 </style> |
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124 |
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125 <script> |
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126 /* This is Free Software under GNU Affero General Public License v >= 3.0 |
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127 * without warranty, see README.md and license for details. |
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128 * |
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129 * SPDX-License-Identifier: AGPL-3.0-or-later |
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130 * License-Filename: LICENSES/AGPL-3.0.txt |
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131 * |
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132 * Copyright (C) 2018 by via donau |
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133 * – Österreichische Wasserstraßen-Gesellschaft mbH |
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134 * Software engineering by Intevation GmbH |
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135 * |
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136 * Author(s): |
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137 * Markus Kottländer <markus.kottlaender@intevation.de> |
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138 */ |
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139 |
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140 import { mapState, mapGetters } from "vuex"; |
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141 import * as d3Base from "d3"; |
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142 import { lineChunked } from "d3-line-chunked"; |
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143 import { startOfDay, endOfDay } from "date-fns"; |
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144 import debounce from "debounce"; |
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145 |
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146 // we should load only d3 modules we need but for now we'll go with the lazy way |
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147 // https://www.giacomodebidda.com/how-to-import-d3-plugins-with-webpack/ |
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148 // d3-line-chunked plugin: https://github.com/pbeshai/d3-line-chunked |
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149 const d3 = Object.assign(d3Base, { lineChunked }); |
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150 |
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151 export default { |
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152 components: { |
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153 DiagramLegend: () => import("@/components/DiagramLegend") |
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154 }, |
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155 data() { |
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156 return { |
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157 svg: null, |
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158 diagram: null, |
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159 navigation: null, |
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160 dimensions: null, |
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161 extent: null, |
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162 scale: null, |
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163 axes: null |
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164 }; |
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165 }, |
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166 computed: { |
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167 ...mapState("gauges", ["dateFrom", "waterlevels", "nashSutcliffe"]), |
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168 ...mapGetters("gauges", ["selectedGauge"]) |
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169 }, |
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170 methods: { |
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171 drawDiagram() { |
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172 // remove old diagram and exit if necessary data is missing |
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173 d3.select(".diagram-container svg").remove(); |
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174 if (!this.selectedGauge || !this.waterlevels.length) return; |
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175 |
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176 // PREPARE HELPERS |
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177 |
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178 // HDC/LDC/MW for the selected gauge |
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179 const refWaterLevels = JSON.parse( |
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180 this.selectedGauge.properties.reference_water_levels |
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181 ); |
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182 |
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183 // dimensions (widths, heights, margins) |
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184 this.dimensions = this.getDimensions(); |
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185 |
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186 // get min/max values for date and waterlevel axis |
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187 this.extent = this.getExtent(refWaterLevels); |
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188 |
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189 // scaling helpers |
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190 this.scale = this.getScale(); |
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191 |
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192 // creating the axes based on the scales |
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193 this.axes = { |
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194 x: d3 |
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195 .axisTop(this.scale.x) |
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196 .tickSizeInner(this.dimensions.mainHeight) |
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197 .tickSizeOuter(0), |
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198 y: d3 |
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199 .axisRight(this.scale.y) |
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200 .tickSizeInner(this.dimensions.width) |
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201 .tickSizeOuter(0), |
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202 x2: d3.axisBottom(this.scale.x2) |
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203 }; |
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204 |
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205 // DRAW DIAGRAM/NAVIGATION AREAS |
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206 |
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207 // create svg |
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208 this.svg = d3 |
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209 .select(".diagram-container") |
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210 .append("svg") |
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211 .attr("width", "100%") |
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212 .attr("height", "100%"); |
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213 |
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214 // create container for main diagram |
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215 this.diagram = this.svg |
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216 .append("g") |
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217 .attr("class", "main") |
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218 .attr( |
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219 "transform", |
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220 `translate(${this.dimensions.mainMargin.left}, ${ |
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221 this.dimensions.mainMargin.top |
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222 })` |
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223 ); |
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224 |
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225 // create container for navigation diagram |
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226 this.navigation = this.svg |
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227 .append("g") |
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228 .attr("class", "nav") |
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229 .attr( |
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230 "transform", |
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231 `translate(${this.dimensions.navMargin.left}, ${ |
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232 this.dimensions.navMargin.top |
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233 })` |
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234 ); |
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235 |
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236 // define visible area, everything outside this area will be hidden |
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237 this.svg |
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238 .append("defs") |
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239 .append("clipPath") |
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240 .attr("id", "clip") |
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241 .append("rect") |
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242 .attr("width", this.dimensions.width) |
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243 .attr("height", this.dimensions.mainHeight); |
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244 |
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245 // DRAW DIAGRAM PARTS |
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246 |
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247 // Each drawSomething function (with the exception of drawRefLines) |
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248 // returns a fuction to update the respective chart/area/etc. These |
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249 // updater functions are used by the zoom feature to rescale all elements. |
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250 const updaters = []; |
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251 |
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252 // draw |
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253 this.drawRefLines(refWaterLevels); // static, doesn't need an updater |
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254 updaters.push(this.drawAxes()); |
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255 updaters.push(this.drawWaterlevelCharts()); |
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256 updaters.push(this.drawNowLines()); |
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257 updaters.push(this.drawPredictionAreas()); |
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258 updaters.push(this.drawNashSutcliffe(24)); |
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259 updaters.push(this.drawNashSutcliffe(48)); |
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260 updaters.push(this.drawNashSutcliffe(72)); |
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261 |
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262 // INTERACTIONS |
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263 |
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264 // create rectanlge on the main chart area to capture mouse events |
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265 const eventRect = this.svg |
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266 .append("rect") |
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267 .attr("class", "zoom") |
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268 .attr("width", this.dimensions.width) |
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269 .attr("height", this.dimensions.mainHeight) |
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270 .attr( |
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271 "transform", |
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272 `translate(${this.dimensions.mainMargin.left}, ${ |
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273 this.dimensions.mainMargin.top |
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274 })` |
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275 ); |
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276 |
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277 this.createZoom(updaters, eventRect); |
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278 this.createTooltips(eventRect); |
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279 }, |
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280 getDimensions() { |
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281 // dimensions and margins |
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282 const svgWidth = document.querySelector(".diagram-container").clientWidth; |
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283 const svgHeight = document.querySelector(".diagram-container") |
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284 .clientHeight; |
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285 const mainMargin = { top: 20, right: 20, bottom: 110, left: 80 }; |
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286 const navMargin = { |
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287 top: svgHeight - mainMargin.top - 65, |
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288 right: 20, |
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289 bottom: 30, |
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290 left: 80 |
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291 }; |
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292 const width = +svgWidth - mainMargin.left - mainMargin.right; |
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293 const mainHeight = +svgHeight - mainMargin.top - mainMargin.bottom; |
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294 const navHeight = +svgHeight - navMargin.top - navMargin.bottom; |
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295 |
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296 return { width, mainHeight, navHeight, mainMargin, navMargin }; |
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297 }, |
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298 getExtent(refWaterLevels) { |
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299 return { |
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300 // set min/max values for the date axis |
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301 date: [ |
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302 startOfDay(this.dateFrom), |
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303 endOfDay(this.waterlevels[this.waterlevels.length - 1].date) |
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304 ], |
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305 // set min/max values for the waterlevel axis |
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306 // including HDC (+ 1/8 HDC-LDC) and LDC (- 1/4 HDC-LDC) |
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307 waterlevel: d3.extent( |
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308 [ |
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309 ...this.waterlevels, |
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310 { |
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311 waterlevel: |
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312 refWaterLevels.HDC + |
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313 (refWaterLevels.HDC - refWaterLevels.LDC) / 8 |
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314 }, |
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315 { |
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316 waterlevel: Math.max( |
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317 refWaterLevels.LDC - |
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318 (refWaterLevels.HDC - refWaterLevels.LDC) / 4, |
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319 0 |
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320 ) |
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321 } |
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322 ], |
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323 d => d.waterlevel |
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324 ) |
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325 }; |
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326 }, |
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327 getScale() { |
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328 // scaling helpers to convert real world values into pixels |
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329 const x = d3.scaleTime().range([0, this.dimensions.width]); |
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330 const y = d3.scaleLinear().range([this.dimensions.mainHeight, 0]); |
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331 const x2 = d3.scaleTime().range([0, this.dimensions.width]); |
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332 const y2 = d3.scaleLinear().range([this.dimensions.navHeight, 0]); |
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333 |
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334 // setting the min and max values for the diagram axes |
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335 x.domain(d3.extent(this.extent.date)); |
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336 y.domain(this.extent.waterlevel); |
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337 x2.domain(x.domain()); |
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338 y2.domain(y.domain()); |
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339 |
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340 return { x, y, x2, y2 }; |
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341 }, |
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342 drawAxes() { |
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343 this.diagram |
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344 .append("g") |
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345 .attr("class", "axis--x") |
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346 .attr("transform", `translate(0, ${this.dimensions.mainHeight})`) |
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347 .call(this.axes.x) |
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348 .selectAll(".tick text") |
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349 .attr("y", 15); |
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350 this.diagram // label |
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351 .append("text") |
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352 .text(this.$gettext("Waterlevel [cm]")) |
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353 .attr("text-anchor", "middle") |
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354 .attr( |
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355 "transform", |
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356 `translate(-45, ${this.dimensions.mainHeight / 2}) rotate(-90)` |
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357 ); |
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358 this.diagram |
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359 .append("g") |
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360 .call(this.axes.y) |
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361 .selectAll(".tick text") |
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362 .attr("x", -25); |
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363 |
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364 this.navigation |
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365 .append("g") |
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366 .attr("class", "axis axis--x") |
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367 .attr("transform", `translate(0, ${this.dimensions.navHeight})`) |
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368 .call(this.axes.x2); |
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369 |
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370 return () => { |
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371 this.diagram |
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372 .select(".axis--x") |
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373 .call(this.axes.x) |
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374 .selectAll(".tick text") |
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375 .attr("y", 15); |
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376 }; |
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377 }, |
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378 drawWaterlevelCharts() { |
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379 const waterlevelChartDrawer = isNav => { |
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380 return d3 |
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381 .lineChunked() |
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382 .x(d => this.scale[isNav ? "x2" : "x"](d.date)) |
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383 .y(d => this.scale[isNav ? "y2" : "y"](d.waterlevel)) |
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384 .curve(d3.curveLinear) |
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385 .isNext(this.isNext(900)) |
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386 .pointAttrs({ r: isNav ? 1.7 : 2.2 }) |
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387 .chunk(d => (d.predicted ? "predicted" : "line")) |
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388 .chunkDefinitions({ predicted: {} }); |
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389 }; |
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390 |
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391 this.diagram |
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392 .append("g") |
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393 .attr("class", "line") |
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394 .datum(this.waterlevels) |
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395 .call(waterlevelChartDrawer()); |
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396 |
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397 this.navigation |
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398 .append("g") |
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399 .attr("class", "line") |
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400 .datum(this.waterlevels) |
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401 .call(waterlevelChartDrawer(true)); |
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402 |
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403 return () => { |
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404 this.diagram.select(".line").call(waterlevelChartDrawer()); |
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405 }; |
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406 }, |
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407 drawNowLines() { |
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408 const nowLine = d3 |
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409 .line() |
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410 .x(d => this.scale.x(d.x)) |
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411 .y(d => this.scale.y(d.y)); |
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412 |
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413 const nowLabel = selection => { |
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414 selection.attr( |
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415 "transform", |
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416 `translate(${this.scale.x(new Date())}, ${this.scale.y( |
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417 this.extent.waterlevel[1] - 16 |
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418 )})` |
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419 ); |
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420 }; |
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421 |
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422 // draw in main |
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423 this.diagram |
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424 .append("path") |
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425 .datum([ |
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426 { x: new Date(), y: this.extent.waterlevel[0] }, |
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427 { x: new Date(), y: this.extent.waterlevel[1] - 20 } |
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428 ]) |
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429 .attr("class", "now-line") |
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430 .attr("d", nowLine); |
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431 this.diagram // label |
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432 .append("text") |
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433 .text(this.$gettext("Now")) |
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434 .attr("class", "now-line-label") |
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435 .attr("text-anchor", "middle") |
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436 .call(nowLabel); |
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437 |
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438 // draw in nav |
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439 this.navigation |
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440 .append("path") |
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441 .datum([ |
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442 { x: new Date(), y: this.extent.waterlevel[0] }, |
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443 { x: new Date(), y: this.extent.waterlevel[1] - 20 } |
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444 ]) |
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445 .attr("class", "now-line") |
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446 .attr( |
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447 "d", |
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448 d3 |
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449 .line() |
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450 .x(d => this.scale.x2(d.x)) |
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451 .y(d => this.scale.y2(d.y)) |
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452 ); |
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453 |
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454 return () => { |
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455 this.diagram.select(".now-line").attr("d", nowLine); |
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456 this.diagram.select(".now-line-label").call(nowLabel); |
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457 }; |
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458 }, |
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459 drawPredictionAreas() { |
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460 const predictionArea = isNav => |
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461 d3 |
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462 .area() |
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463 .defined(d => d.predicted && d.min && d.max) |
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464 .x(d => this.scale[isNav ? "x2" : "x"](d.date)) |
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465 .y0(d => this.scale[isNav ? "y2" : "y"](d.min)) |
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466 .y1(d => this.scale[isNav ? "y2" : "y"](d.max)); |
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467 |
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468 this.diagram |
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469 .append("path") |
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470 .datum(this.waterlevels) |
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471 .attr("class", "prediction-area") |
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472 .attr("d", predictionArea()); |
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473 |
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474 this.navigation |
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475 .append("path") |
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476 .datum(this.waterlevels) |
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477 .attr("class", "prediction-area") |
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478 .attr("d", predictionArea(true)); |
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479 |
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480 return () => { |
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481 this.diagram.select(".prediction-area").attr("d", predictionArea()); |
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482 }; |
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483 }, |
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484 drawRefLines(refWaterLevels) { |
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485 // filling area between HDC and LDC |
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486 this.diagram |
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487 .append("rect") |
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488 .attr("class", "hdc-ldc-area") |
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489 .attr("x", 0) |
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490 .attr("y", this.scale.y(refWaterLevels.HDC)) |
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491 .attr("width", this.dimensions.width) |
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492 .attr( |
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493 "height", |
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494 this.scale.y(refWaterLevels.LDC) - this.scale.y(refWaterLevels.HDC) |
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495 ); |
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496 |
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497 const refWaterlevelLine = d3 |
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498 .line() |
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499 .x(d => this.scale.x(d.x)) |
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500 .y(d => this.scale.y(d.y)); |
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501 |
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502 // HDC |
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503 this.diagram |
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504 .append("path") |
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505 .datum([ |
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506 { x: 0, y: refWaterLevels.HDC }, |
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507 { x: this.extent.date[1], y: refWaterLevels.HDC } |
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508 ]) |
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509 .attr("class", "hdc-line") |
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510 .attr("d", refWaterlevelLine); |
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511 this.diagram // label |
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512 .append("text") |
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513 .text(`HDC (${refWaterLevels.HDC})`) |
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514 .attr("class", "ref-waterlevel-label") |
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515 .attr("x", 5) |
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516 .attr("y", this.scale.y(refWaterLevels.HDC) - 3); |
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517 // LDC |
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518 this.diagram |
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519 .append("path") |
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520 .datum([ |
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521 { x: 0, y: refWaterLevels.LDC }, |
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522 { x: this.extent.date[1], y: refWaterLevels.LDC } |
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523 ]) |
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524 .attr("class", "ldc-line") |
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525 .attr("d", refWaterlevelLine); |
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526 this.diagram // label |
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527 .append("text") |
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528 .text(`LDC (${refWaterLevels.LDC})`) |
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529 .attr("class", "ref-waterlevel-label") |
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530 .attr("x", 5) |
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531 .attr("y", this.scale.y(refWaterLevels.LDC) - 3); |
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532 // MW |
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533 this.diagram |
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534 .append("path") |
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535 .datum([ |
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536 { x: 0, y: refWaterLevels.MW }, |
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537 { x: this.extent.date[1], y: refWaterLevels.MW } |
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|
538 ]) |
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539 .attr("class", "mw-line") |
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|
540 .attr("d", refWaterlevelLine); |
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541 this.diagram // label |
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542 .append("text") |
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client: waterlevel diagram: optimized code for better readability
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543 .text(`MW (${refWaterLevels.MW})`) |
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544 .attr("class", "ref-waterlevel-label") |
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545 .attr("x", 5) |
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546 .attr("y", this.scale.y(refWaterLevels.MW) - 3); |
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Markus Kottlaender <markus@intevation.de>
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547 }, |
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548 drawNashSutcliffe(hours) { |
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549 const coeff = this.nashSutcliffe.coeffs.find(c => c.hours === hours); |
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550 const dateNow = new Date(this.nashSutcliffe.when); |
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551 const dateStart = new Date(dateNow.getTime() - hours * 60 * 60 * 1000); |
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|
552 |
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553 const nashSutcliffeBox = hours => { |
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554 return d3 |
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555 .area() |
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556 .x(d => this.scale.x(d)) |
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|
557 .y0(() => this.dimensions.mainHeight + 0.5) |
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parents:
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558 .y1(() => this.dimensions.mainHeight - 15 * (hours / 24)); |
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|
559 }; |
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diff
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|
560 |
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|
561 const nashSutcliffeLabel = (label, date, hours) => { |
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562 let days = hours / 24; |
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563 label |
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564 .attr("x", this.scale.x(date) + 3) |
eb91ad1d7a93
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parents:
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|
565 .attr("y", this.dimensions.mainHeight - (15 * days + 0.5) + 12); |
2751
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|
566 }; |
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|
567 |
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|
568 // Show nash-sutcliffe only when x-axis extent is smaller than 35 days |
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569 // (3024000000 ms). Since it shows squares representing 1, 2 and 3 days |
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|
570 // it does not make sense to show them on a x-axis with hundres of days. |
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|
571 if ( |
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572 coeff.samples && |
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573 this.scale.x.domain()[1] - this.scale.x.domain()[0] < 3024000000 |
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|
574 ) { |
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|
575 this.diagram |
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Markus Kottlaender <markus@intevation.de>
parents:
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|
576 .append("path") |
eb91ad1d7a93
client: waterlevel diagram: optimized code for better readability
Markus Kottlaender <markus@intevation.de>
parents:
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changeset
|
577 .datum([dateStart, dateNow]) |
eb91ad1d7a93
client: waterlevel diagram: optimized code for better readability
Markus Kottlaender <markus@intevation.de>
parents:
2794
diff
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|
578 .attr("class", "nash-sutcliffe ns" + hours) |
eb91ad1d7a93
client: waterlevel diagram: optimized code for better readability
Markus Kottlaender <markus@intevation.de>
parents:
2794
diff
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|
579 .attr("d", nashSutcliffeBox(hours)); |
eb91ad1d7a93
client: waterlevel diagram: optimized code for better readability
Markus Kottlaender <markus@intevation.de>
parents:
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changeset
|
580 this.diagram |
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client: waterlevel diagram: optimized code for better readability
Markus Kottlaender <markus@intevation.de>
parents:
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|
581 .append("text") |
eb91ad1d7a93
client: waterlevel diagram: optimized code for better readability
Markus Kottlaender <markus@intevation.de>
parents:
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diff
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|
582 .attr("class", "nash-sutcliffe ns" + hours) |
eb91ad1d7a93
client: waterlevel diagram: optimized code for better readability
Markus Kottlaender <markus@intevation.de>
parents:
2794
diff
changeset
|
583 .call(nashSutcliffeLabel, dateStart, hours) |
eb91ad1d7a93
client: waterlevel diagram: optimized code for better readability
Markus Kottlaender <markus@intevation.de>
parents:
2794
diff
changeset
|
584 .append("tspan") |
eb91ad1d7a93
client: waterlevel diagram: optimized code for better readability
Markus Kottlaender <markus@intevation.de>
parents:
2794
diff
changeset
|
585 .text(coeff.value.toFixed(2)) |
eb91ad1d7a93
client: waterlevel diagram: optimized code for better readability
Markus Kottlaender <markus@intevation.de>
parents:
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|
586 .select(function() { |
eb91ad1d7a93
client: waterlevel diagram: optimized code for better readability
Markus Kottlaender <markus@intevation.de>
parents:
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587 return this.parentNode; |
eb91ad1d7a93
client: waterlevel diagram: optimized code for better readability
Markus Kottlaender <markus@intevation.de>
parents:
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|
588 }) |
eb91ad1d7a93
client: waterlevel diagram: optimized code for better readability
Markus Kottlaender <markus@intevation.de>
parents:
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diff
changeset
|
589 .append("tspan") |
eb91ad1d7a93
client: waterlevel diagram: optimized code for better readability
Markus Kottlaender <markus@intevation.de>
parents:
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diff
changeset
|
590 .text(` (${coeff.samples})`) |
eb91ad1d7a93
client: waterlevel diagram: optimized code for better readability
Markus Kottlaender <markus@intevation.de>
parents:
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diff
changeset
|
591 .attr("dy", -1); |
eb91ad1d7a93
client: waterlevel diagram: optimized code for better readability
Markus Kottlaender <markus@intevation.de>
parents:
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diff
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|
592 |
eb91ad1d7a93
client: waterlevel diagram: optimized code for better readability
Markus Kottlaender <markus@intevation.de>
parents:
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diff
changeset
|
593 return () => { |
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client: waterlevel diagram: optimized code for better readability
Markus Kottlaender <markus@intevation.de>
parents:
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changeset
|
594 this.diagram |
eb91ad1d7a93
client: waterlevel diagram: optimized code for better readability
Markus Kottlaender <markus@intevation.de>
parents:
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diff
changeset
|
595 .select("path.nash-sutcliffe.ns" + hours) |
eb91ad1d7a93
client: waterlevel diagram: optimized code for better readability
Markus Kottlaender <markus@intevation.de>
parents:
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diff
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|
596 .attr("d", nashSutcliffeBox(hours)); |
eb91ad1d7a93
client: waterlevel diagram: optimized code for better readability
Markus Kottlaender <markus@intevation.de>
parents:
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changeset
|
597 this.diagram |
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client: waterlevel diagram: optimized code for better readability
Markus Kottlaender <markus@intevation.de>
parents:
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|
598 .select("text.nash-sutcliffe.ns" + hours) |
eb91ad1d7a93
client: waterlevel diagram: optimized code for better readability
Markus Kottlaender <markus@intevation.de>
parents:
2794
diff
changeset
|
599 .call(nashSutcliffeLabel, dateStart, hours); |
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client: waterlevel diagram: optimized code for better readability
Markus Kottlaender <markus@intevation.de>
parents:
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diff
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|
600 }; |
2751
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client: waterlevel diagram: implemented nash-sutcliffe
Markus Kottlaender <markus@intevation.de>
parents:
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|
601 } |
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Markus Kottlaender <markus@intevation.de>
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|
602 }, |
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client: waterlevel diagram: optimized code for better readability
Markus Kottlaender <markus@intevation.de>
parents:
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diff
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|
603 createZoom(updaters, eventRect) { |
eb91ad1d7a93
client: waterlevel diagram: optimized code for better readability
Markus Kottlaender <markus@intevation.de>
parents:
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|
604 const brush = d3 |
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client: waterlevel diagram: refactored code for better readability
Markus Kottlaender <markus@intevation.de>
parents:
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|
605 .brushX() |
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Markus Kottlaender <markus@intevation.de>
parents:
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changeset
|
606 .handleSize(4) |
2805
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client: waterlevel diagram: optimized code for better readability
Markus Kottlaender <markus@intevation.de>
parents:
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607 .extent([[0, 0], [this.dimensions.width, this.dimensions.navHeight]]); |
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changeset
|
608 |
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parents:
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changeset
|
609 const zoom = d3 |
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Markus Kottlaender <markus@intevation.de>
parents:
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610 .zoom() |
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client: waterlevel diagram: refactored code for better readability
Markus Kottlaender <markus@intevation.de>
parents:
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|
611 .scaleExtent([1, Infinity]) |
2805
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client: waterlevel diagram: optimized code for better readability
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|
612 .translateExtent([ |
eb91ad1d7a93
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Markus Kottlaender <markus@intevation.de>
parents:
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|
613 [0, 0], |
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parents:
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614 [this.dimensions.width, this.dimensions.mainHeight] |
eb91ad1d7a93
client: waterlevel diagram: optimized code for better readability
Markus Kottlaender <markus@intevation.de>
parents:
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|
615 ]) |
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client: waterlevel diagram: optimized code for better readability
Markus Kottlaender <markus@intevation.de>
parents:
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616 .extent([[0, 0], [this.dimensions.width, this.dimensions.mainHeight]]); |
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parents:
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|
617 |
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Markus Kottlaender <markus@intevation.de>
parents:
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618 brush.on("brush end", () => { |
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Markus Kottlaender <markus@intevation.de>
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619 if (d3.event.sourceEvent && d3.event.sourceEvent.type === "zoom") |
eb91ad1d7a93
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parents:
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620 return; // ignore brush-by-zoom |
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parents:
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diff
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621 let s = d3.event.selection || this.scale.x2.range(); |
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client: waterlevel diagram: optimized code for better readability
Markus Kottlaender <markus@intevation.de>
parents:
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622 this.scale.x.domain(s.map(this.scale.x2.invert, this.scale.x2)); |
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parents:
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623 updaters.forEach(u => u && u()); |
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Markus Kottlaender <markus@intevation.de>
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624 this.svg |
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client: waterlevel diagram: optimized code for better readability
Markus Kottlaender <markus@intevation.de>
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625 .select(".zoom") |
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client: waterlevel diagram: optimized code for better readability
Markus Kottlaender <markus@intevation.de>
parents:
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|
626 .call( |
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|
627 zoom.transform, |
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client: waterlevel diagram: optimized code for better readability
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parents:
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628 d3.zoomIdentity |
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parents:
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629 .scale(this.dimensions.width / (s[1] - s[0])) |
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client: waterlevel diagram: optimized code for better readability
Markus Kottlaender <markus@intevation.de>
parents:
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630 .translate(-s[0], 0) |
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client: waterlevel diagram: optimized code for better readability
Markus Kottlaender <markus@intevation.de>
parents:
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|
631 ); |
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client: waterlevel diagram: optimized code for better readability
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parents:
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|
632 }); |
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client: waterlevel diagram: optimized code for better readability
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parents:
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|
633 |
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634 zoom.on("zoom", () => { |
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Markus Kottlaender <markus@intevation.de>
parents:
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635 if (d3.event.sourceEvent && d3.event.sourceEvent.type === "brush") |
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Markus Kottlaender <markus@intevation.de>
parents:
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636 return; // ignore zoom-by-brush |
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Markus Kottlaender <markus@intevation.de>
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637 let t = d3.event.transform; |
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parents:
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diff
changeset
|
638 this.scale.x.domain(t.rescaleX(this.scale.x2).domain()); |
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Markus Kottlaender <markus@intevation.de>
parents:
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639 updaters.forEach(u => u && u()); |
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client: waterlevel diagram: optimized code for better readability
Markus Kottlaender <markus@intevation.de>
parents:
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|
640 this.navigation |
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client: waterlevel diagram: optimized code for better readability
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|
641 .select(".brush") |
eb91ad1d7a93
client: waterlevel diagram: optimized code for better readability
Markus Kottlaender <markus@intevation.de>
parents:
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|
642 .call(brush.move, this.scale.x.range().map(t.invertX, t)); |
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Markus Kottlaender <markus@intevation.de>
parents:
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|
643 }); |
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Markus Kottlaender <markus@intevation.de>
parents:
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|
644 zoom.on("start", () => { |
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client: waterlevel diagram: optimized code for better readability
Markus Kottlaender <markus@intevation.de>
parents:
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|
645 this.svg.select(".chart-dot").style("opacity", 0); |
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parents:
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|
646 this.svg.select(".chart-tooltip").style("opacity", 0); |
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client: waterlevel diagram: optimized code for better readability
Markus Kottlaender <markus@intevation.de>
parents:
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|
647 }); |
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client: waterlevel diagram: optimized code for better readability
Markus Kottlaender <markus@intevation.de>
parents:
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|
648 |
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client: waterlevel diagram: optimized code for better readability
Markus Kottlaender <markus@intevation.de>
parents:
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|
649 this.navigation |
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client: added gauge waterlevel example diagram
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parents:
diff
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|
650 .append("g") |
1686ec185155
client: added gauge waterlevel example diagram
Markus Kottlaender <markus@intevation.de>
parents:
diff
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|
651 .attr("class", "brush") |
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client: added gauge waterlevel example diagram
Markus Kottlaender <markus@intevation.de>
parents:
diff
changeset
|
652 .call(brush) |
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Markus Kottlaender <markus@intevation.de>
parents:
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|
653 .call(brush.move, this.scale.x.range()); |
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changeset
|
654 |
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client: waterlevel diagram: optimized code for better readability
Markus Kottlaender <markus@intevation.de>
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|
655 eventRect.call(zoom); |
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|
656 }, |
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client: waterlevel diagram: optimized code for better readability
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parents:
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|
657 createTooltips(eventRect) { |
2816
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Markus Kottlaender <markus@intevation.de>
parents:
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diff
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658 // create clippable container for the dot |
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Markus Kottlaender <markus@intevation.de>
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|
659 this.diagram |
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client: SPUC7/8: fix tooltip size and positioning
Markus Kottlaender <markus@intevation.de>
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|
660 .append("g") |
c02cebff3f16
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parents:
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|
661 .attr("class", "chart-dots") |
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Markus Kottlaender <markus@intevation.de>
parents:
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|
662 .append("circle") |
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Markus Kottlaender <markus@intevation.de>
parents:
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|
663 .attr("class", "chart-dot") |
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parents:
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|
664 .attr("r", 4); |
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Markus Kottlaender <markus@intevation.de>
parents:
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|
665 |
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parents:
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|
666 // create container for the tooltip |
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client: SPUC7/8: fix tooltip size and positioning
Markus Kottlaender <markus@intevation.de>
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|
667 const tooltip = this.diagram.append("g").attr("class", "chart-tooltip"); |
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|
668 tooltip |
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parents:
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|
669 .append("rect") |
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Markus Kottlaender <markus@intevation.de>
parents:
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|
670 .attr("rx", "0.25em") |
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parents:
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diff
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|
671 .attr("ry", "0.25em"); |
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c02cebff3f16
client: SPUC7/8: fix tooltip size and positioning
Markus Kottlaender <markus@intevation.de>
parents:
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|
672 |
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parents:
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diff
changeset
|
673 // create container for multiple text rows |
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parents:
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674 const tooltipText = tooltip.append("text").attr("text-anchor", "middle"); |
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|
675 |
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|
676 // padding inside the tooltip box and diagram padding to determine left |
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parents:
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|
677 // and right offset from the diagram boundaries for the tooltip position. |
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parents:
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|
678 const tooltipPadding = 10; |
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parents:
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|
679 const diagramPadding = 5; |
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parents:
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diff
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|
680 |
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|
681 eventRect |
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parents:
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|
682 .on("mouseover", () => { |
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parents:
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|
683 this.diagram.select(".chart-dot").style("opacity", 1); |
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parents:
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|
684 this.diagram.select(".chart-tooltip").style("opacity", 1); |
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Markus Kottlaender <markus@intevation.de>
parents:
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|
685 }) |
8f919fe629f9
client: waterlevel diagram: added tooltips showing date and waterlevel on the chart
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parents:
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|
686 .on("mouseout", () => { |
2816
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parents:
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diff
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|
687 this.diagram.select(".chart-dot").style("opacity", 0); |
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688 this.diagram.select(".chart-tooltip").style("opacity", 0); |
2689
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|
689 }) |
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|
690 .on("mousemove", () => { |
2816
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|
691 // find data point closest to mouse |
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|
692 const x0 = this.scale.x.invert( |
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|
693 d3.mouse(document.querySelector(".zoom"))[0] |
eb91ad1d7a93
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|
694 ), |
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client: waterlevel diagram: optimized code for better readability
Markus Kottlaender <markus@intevation.de>
parents:
2794
diff
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|
695 i = d3.bisector(d => d.date).left(this.waterlevels, x0, 1), |
2689
8f919fe629f9
client: waterlevel diagram: added tooltips showing date and waterlevel on the chart
Markus Kottlaender <markus@intevation.de>
parents:
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|
696 d0 = this.waterlevels[i - 1], |
2715
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client: waterlevel diagram: fixed console error when hovering the chart where no data is available
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parents:
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|
697 d1 = this.waterlevels[i] || d0, |
2689
8f919fe629f9
client: waterlevel diagram: added tooltips showing date and waterlevel on the chart
Markus Kottlaender <markus@intevation.de>
parents:
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|
698 d = x0 - d0.date > d1.date - x0 ? d1 : d0; |
8f919fe629f9
client: waterlevel diagram: added tooltips showing date and waterlevel on the chart
Markus Kottlaender <markus@intevation.de>
parents:
2684
diff
changeset
|
699 |
2816
c02cebff3f16
client: SPUC7/8: fix tooltip size and positioning
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parents:
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diff
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|
700 const coords = { |
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client: SPUC7/8: fix tooltip size and positioning
Markus Kottlaender <markus@intevation.de>
parents:
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|
701 x: this.scale.x(d.date), |
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client: SPUC7/8: fix tooltip size and positioning
Markus Kottlaender <markus@intevation.de>
parents:
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diff
changeset
|
702 y: this.scale.y(d.waterlevel) |
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client: SPUC7/8: fix tooltip size and positioning
Markus Kottlaender <markus@intevation.de>
parents:
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diff
changeset
|
703 }; |
c02cebff3f16
client: SPUC7/8: fix tooltip size and positioning
Markus Kottlaender <markus@intevation.de>
parents:
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diff
changeset
|
704 |
c02cebff3f16
client: SPUC7/8: fix tooltip size and positioning
Markus Kottlaender <markus@intevation.de>
parents:
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diff
changeset
|
705 // position the dot |
c02cebff3f16
client: SPUC7/8: fix tooltip size and positioning
Markus Kottlaender <markus@intevation.de>
parents:
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diff
changeset
|
706 this.diagram |
2689
8f919fe629f9
client: waterlevel diagram: added tooltips showing date and waterlevel on the chart
Markus Kottlaender <markus@intevation.de>
parents:
2684
diff
changeset
|
707 .select(".chart-dot") |
2691
023a607c4bcc
client: waterlevel diagram: fixed tooltip display while moving/zooming the chart
Markus Kottlaender <markus@intevation.de>
parents:
2689
diff
changeset
|
708 .style("opacity", 1) |
2816
c02cebff3f16
client: SPUC7/8: fix tooltip size and positioning
Markus Kottlaender <markus@intevation.de>
parents:
2810
diff
changeset
|
709 .attr("transform", `translate(${coords.x}, ${coords.y})`); |
c02cebff3f16
client: SPUC7/8: fix tooltip size and positioning
Markus Kottlaender <markus@intevation.de>
parents:
2810
diff
changeset
|
710 |
2819
53c2bd009c68
client: diagrams: further improved tooltip positioning/sizing
Markus Kottlaender <markus@intevation.de>
parents:
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diff
changeset
|
711 // remove current texts |
53c2bd009c68
client: diagrams: further improved tooltip positioning/sizing
Markus Kottlaender <markus@intevation.de>
parents:
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diff
changeset
|
712 tooltipText.selectAll("tspan").remove(); |
53c2bd009c68
client: diagrams: further improved tooltip positioning/sizing
Markus Kottlaender <markus@intevation.de>
parents:
2816
diff
changeset
|
713 |
2816
c02cebff3f16
client: SPUC7/8: fix tooltip size and positioning
Markus Kottlaender <markus@intevation.de>
parents:
2810
diff
changeset
|
714 // write date |
2819
53c2bd009c68
client: diagrams: further improved tooltip positioning/sizing
Markus Kottlaender <markus@intevation.de>
parents:
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diff
changeset
|
715 tooltipText |
53c2bd009c68
client: diagrams: further improved tooltip positioning/sizing
Markus Kottlaender <markus@intevation.de>
parents:
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diff
changeset
|
716 .append("tspan") |
2842
37c2a73ed001
client: diagrams: fixed tooltips in firefox
Markus Kottlaender <markus@intevation.de>
parents:
2839
diff
changeset
|
717 .attr("dominant-baseline", "hanging") |
2819
53c2bd009c68
client: diagrams: further improved tooltip positioning/sizing
Markus Kottlaender <markus@intevation.de>
parents:
2816
diff
changeset
|
718 .attr("text-anchor", "middle") |
53c2bd009c68
client: diagrams: further improved tooltip positioning/sizing
Markus Kottlaender <markus@intevation.de>
parents:
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diff
changeset
|
719 .text( |
53c2bd009c68
client: diagrams: further improved tooltip positioning/sizing
Markus Kottlaender <markus@intevation.de>
parents:
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diff
changeset
|
720 d.date.toLocaleString([], { |
53c2bd009c68
client: diagrams: further improved tooltip positioning/sizing
Markus Kottlaender <markus@intevation.de>
parents:
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diff
changeset
|
721 year: "2-digit", |
53c2bd009c68
client: diagrams: further improved tooltip positioning/sizing
Markus Kottlaender <markus@intevation.de>
parents:
2816
diff
changeset
|
722 month: "2-digit", |
53c2bd009c68
client: diagrams: further improved tooltip positioning/sizing
Markus Kottlaender <markus@intevation.de>
parents:
2816
diff
changeset
|
723 day: "2-digit", |
53c2bd009c68
client: diagrams: further improved tooltip positioning/sizing
Markus Kottlaender <markus@intevation.de>
parents:
2816
diff
changeset
|
724 hour: "2-digit", |
53c2bd009c68
client: diagrams: further improved tooltip positioning/sizing
Markus Kottlaender <markus@intevation.de>
parents:
2816
diff
changeset
|
725 minute: "2-digit" |
53c2bd009c68
client: diagrams: further improved tooltip positioning/sizing
Markus Kottlaender <markus@intevation.de>
parents:
2816
diff
changeset
|
726 }) |
53c2bd009c68
client: diagrams: further improved tooltip positioning/sizing
Markus Kottlaender <markus@intevation.de>
parents:
2816
diff
changeset
|
727 ); |
53c2bd009c68
client: diagrams: further improved tooltip positioning/sizing
Markus Kottlaender <markus@intevation.de>
parents:
2816
diff
changeset
|
728 |
53c2bd009c68
client: diagrams: further improved tooltip positioning/sizing
Markus Kottlaender <markus@intevation.de>
parents:
2816
diff
changeset
|
729 if (d.predicted) { |
53c2bd009c68
client: diagrams: further improved tooltip positioning/sizing
Markus Kottlaender <markus@intevation.de>
parents:
2816
diff
changeset
|
730 tooltipText |
53c2bd009c68
client: diagrams: further improved tooltip positioning/sizing
Markus Kottlaender <markus@intevation.de>
parents:
2816
diff
changeset
|
731 .append("tspan") |
53c2bd009c68
client: diagrams: further improved tooltip positioning/sizing
Markus Kottlaender <markus@intevation.de>
parents:
2816
diff
changeset
|
732 .attr("x", 0) |
53c2bd009c68
client: diagrams: further improved tooltip positioning/sizing
Markus Kottlaender <markus@intevation.de>
parents:
2816
diff
changeset
|
733 .attr("y", 0) |
2842
37c2a73ed001
client: diagrams: fixed tooltips in firefox
Markus Kottlaender <markus@intevation.de>
parents:
2839
diff
changeset
|
734 .attr("dy", "1.4em") |
37c2a73ed001
client: diagrams: fixed tooltips in firefox
Markus Kottlaender <markus@intevation.de>
parents:
2839
diff
changeset
|
735 .attr("dominant-baseline", "hanging") |
2819
53c2bd009c68
client: diagrams: further improved tooltip positioning/sizing
Markus Kottlaender <markus@intevation.de>
parents:
2816
diff
changeset
|
736 .attr("text-anchor", "middle") |
53c2bd009c68
client: diagrams: further improved tooltip positioning/sizing
Markus Kottlaender <markus@intevation.de>
parents:
2816
diff
changeset
|
737 .text(d.max + " cm"); |
53c2bd009c68
client: diagrams: further improved tooltip positioning/sizing
Markus Kottlaender <markus@intevation.de>
parents:
2816
diff
changeset
|
738 tooltipText |
53c2bd009c68
client: diagrams: further improved tooltip positioning/sizing
Markus Kottlaender <markus@intevation.de>
parents:
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diff
changeset
|
739 .append("tspan") |
53c2bd009c68
client: diagrams: further improved tooltip positioning/sizing
Markus Kottlaender <markus@intevation.de>
parents:
2816
diff
changeset
|
740 .attr("x", 0) |
53c2bd009c68
client: diagrams: further improved tooltip positioning/sizing
Markus Kottlaender <markus@intevation.de>
parents:
2816
diff
changeset
|
741 .attr("y", 0) |
2842
37c2a73ed001
client: diagrams: fixed tooltips in firefox
Markus Kottlaender <markus@intevation.de>
parents:
2839
diff
changeset
|
742 .attr("dy", "2.6em") |
37c2a73ed001
client: diagrams: fixed tooltips in firefox
Markus Kottlaender <markus@intevation.de>
parents:
2839
diff
changeset
|
743 .attr("dominant-baseline", "hanging") |
2819
53c2bd009c68
client: diagrams: further improved tooltip positioning/sizing
Markus Kottlaender <markus@intevation.de>
parents:
2816
diff
changeset
|
744 .attr("text-anchor", "middle") |
53c2bd009c68
client: diagrams: further improved tooltip positioning/sizing
Markus Kottlaender <markus@intevation.de>
parents:
2816
diff
changeset
|
745 .attr("class", "font-weight-bold") |
53c2bd009c68
client: diagrams: further improved tooltip positioning/sizing
Markus Kottlaender <markus@intevation.de>
parents:
2816
diff
changeset
|
746 .text(d.waterlevel + " cm"); |
53c2bd009c68
client: diagrams: further improved tooltip positioning/sizing
Markus Kottlaender <markus@intevation.de>
parents:
2816
diff
changeset
|
747 tooltipText |
53c2bd009c68
client: diagrams: further improved tooltip positioning/sizing
Markus Kottlaender <markus@intevation.de>
parents:
2816
diff
changeset
|
748 .append("tspan") |
53c2bd009c68
client: diagrams: further improved tooltip positioning/sizing
Markus Kottlaender <markus@intevation.de>
parents:
2816
diff
changeset
|
749 .attr("x", 0) |
53c2bd009c68
client: diagrams: further improved tooltip positioning/sizing
Markus Kottlaender <markus@intevation.de>
parents:
2816
diff
changeset
|
750 .attr("y", 0) |
2842
37c2a73ed001
client: diagrams: fixed tooltips in firefox
Markus Kottlaender <markus@intevation.de>
parents:
2839
diff
changeset
|
751 .attr("dy", "3.8em") |
37c2a73ed001
client: diagrams: fixed tooltips in firefox
Markus Kottlaender <markus@intevation.de>
parents:
2839
diff
changeset
|
752 .attr("dominant-baseline", "hanging") |
2819
53c2bd009c68
client: diagrams: further improved tooltip positioning/sizing
Markus Kottlaender <markus@intevation.de>
parents:
2816
diff
changeset
|
753 .attr("text-anchor", "middle") |
53c2bd009c68
client: diagrams: further improved tooltip positioning/sizing
Markus Kottlaender <markus@intevation.de>
parents:
2816
diff
changeset
|
754 .text(d.min + " cm"); |
53c2bd009c68
client: diagrams: further improved tooltip positioning/sizing
Markus Kottlaender <markus@intevation.de>
parents:
2816
diff
changeset
|
755 } else { |
53c2bd009c68
client: diagrams: further improved tooltip positioning/sizing
Markus Kottlaender <markus@intevation.de>
parents:
2816
diff
changeset
|
756 tooltipText |
53c2bd009c68
client: diagrams: further improved tooltip positioning/sizing
Markus Kottlaender <markus@intevation.de>
parents:
2816
diff
changeset
|
757 .append("tspan") |
53c2bd009c68
client: diagrams: further improved tooltip positioning/sizing
Markus Kottlaender <markus@intevation.de>
parents:
2816
diff
changeset
|
758 .attr("x", 0) |
53c2bd009c68
client: diagrams: further improved tooltip positioning/sizing
Markus Kottlaender <markus@intevation.de>
parents:
2816
diff
changeset
|
759 .attr("y", 0) |
2842
37c2a73ed001
client: diagrams: fixed tooltips in firefox
Markus Kottlaender <markus@intevation.de>
parents:
2839
diff
changeset
|
760 .attr("dy", "1.4em") |
37c2a73ed001
client: diagrams: fixed tooltips in firefox
Markus Kottlaender <markus@intevation.de>
parents:
2839
diff
changeset
|
761 .attr("dominant-baseline", "hanging") |
2819
53c2bd009c68
client: diagrams: further improved tooltip positioning/sizing
Markus Kottlaender <markus@intevation.de>
parents:
2816
diff
changeset
|
762 .attr("text-anchor", "middle") |
53c2bd009c68
client: diagrams: further improved tooltip positioning/sizing
Markus Kottlaender <markus@intevation.de>
parents:
2816
diff
changeset
|
763 .attr("class", "font-weight-bold") |
53c2bd009c68
client: diagrams: further improved tooltip positioning/sizing
Markus Kottlaender <markus@intevation.de>
parents:
2816
diff
changeset
|
764 .text(d.waterlevel + " cm"); |
53c2bd009c68
client: diagrams: further improved tooltip positioning/sizing
Markus Kottlaender <markus@intevation.de>
parents:
2816
diff
changeset
|
765 } |
2816
c02cebff3f16
client: SPUC7/8: fix tooltip size and positioning
Markus Kottlaender <markus@intevation.de>
parents:
2810
diff
changeset
|
766 |
c02cebff3f16
client: SPUC7/8: fix tooltip size and positioning
Markus Kottlaender <markus@intevation.de>
parents:
2810
diff
changeset
|
767 // get text dimensions |
2819
53c2bd009c68
client: diagrams: further improved tooltip positioning/sizing
Markus Kottlaender <markus@intevation.de>
parents:
2816
diff
changeset
|
768 const textBBox = tooltipText.node().getBBox(); |
2816
c02cebff3f16
client: SPUC7/8: fix tooltip size and positioning
Markus Kottlaender <markus@intevation.de>
parents:
2810
diff
changeset
|
769 |
c02cebff3f16
client: SPUC7/8: fix tooltip size and positioning
Markus Kottlaender <markus@intevation.de>
parents:
2810
diff
changeset
|
770 this.diagram |
c02cebff3f16
client: SPUC7/8: fix tooltip size and positioning
Markus Kottlaender <markus@intevation.de>
parents:
2810
diff
changeset
|
771 .selectAll(".chart-tooltip text tspan") |
2819
53c2bd009c68
client: diagrams: further improved tooltip positioning/sizing
Markus Kottlaender <markus@intevation.de>
parents:
2816
diff
changeset
|
772 .attr("x", textBBox.width / 2 + tooltipPadding) |
53c2bd009c68
client: diagrams: further improved tooltip positioning/sizing
Markus Kottlaender <markus@intevation.de>
parents:
2816
diff
changeset
|
773 .attr("y", tooltipPadding); |
2816
c02cebff3f16
client: SPUC7/8: fix tooltip size and positioning
Markus Kottlaender <markus@intevation.de>
parents:
2810
diff
changeset
|
774 |
c02cebff3f16
client: SPUC7/8: fix tooltip size and positioning
Markus Kottlaender <markus@intevation.de>
parents:
2810
diff
changeset
|
775 // position and scale tooltip box |
2819
53c2bd009c68
client: diagrams: further improved tooltip positioning/sizing
Markus Kottlaender <markus@intevation.de>
parents:
2816
diff
changeset
|
776 const xMax = |
53c2bd009c68
client: diagrams: further improved tooltip positioning/sizing
Markus Kottlaender <markus@intevation.de>
parents:
2816
diff
changeset
|
777 this.dimensions.width - |
53c2bd009c68
client: diagrams: further improved tooltip positioning/sizing
Markus Kottlaender <markus@intevation.de>
parents:
2816
diff
changeset
|
778 (textBBox.width + diagramPadding + tooltipPadding * 2); |
53c2bd009c68
client: diagrams: further improved tooltip positioning/sizing
Markus Kottlaender <markus@intevation.de>
parents:
2816
diff
changeset
|
779 const tooltipX = Math.max( |
53c2bd009c68
client: diagrams: further improved tooltip positioning/sizing
Markus Kottlaender <markus@intevation.de>
parents:
2816
diff
changeset
|
780 diagramPadding, |
53c2bd009c68
client: diagrams: further improved tooltip positioning/sizing
Markus Kottlaender <markus@intevation.de>
parents:
2816
diff
changeset
|
781 Math.min(coords.x - (textBBox.width + tooltipPadding * 2) / 2, xMax) |
53c2bd009c68
client: diagrams: further improved tooltip positioning/sizing
Markus Kottlaender <markus@intevation.de>
parents:
2816
diff
changeset
|
782 ); |
2824
d7c4169516fa
client: spuc7/8: further improved tooltip positioning
Markus Kottlaender <markus@intevation.de>
parents:
2821
diff
changeset
|
783 let tooltipY = coords.y - (textBBox.height + tooltipPadding * 2) - 10; |
d7c4169516fa
client: spuc7/8: further improved tooltip positioning
Markus Kottlaender <markus@intevation.de>
parents:
2821
diff
changeset
|
784 if (coords.y < textBBox.height + tooltipPadding * 2) { |
d7c4169516fa
client: spuc7/8: further improved tooltip positioning
Markus Kottlaender <markus@intevation.de>
parents:
2821
diff
changeset
|
785 tooltipY = coords.y + 10; |
d7c4169516fa
client: spuc7/8: further improved tooltip positioning
Markus Kottlaender <markus@intevation.de>
parents:
2821
diff
changeset
|
786 } |
d7c4169516fa
client: spuc7/8: further improved tooltip positioning
Markus Kottlaender <markus@intevation.de>
parents:
2821
diff
changeset
|
787 |
2816
c02cebff3f16
client: SPUC7/8: fix tooltip size and positioning
Markus Kottlaender <markus@intevation.de>
parents:
2810
diff
changeset
|
788 this.diagram |
c02cebff3f16
client: SPUC7/8: fix tooltip size and positioning
Markus Kottlaender <markus@intevation.de>
parents:
2810
diff
changeset
|
789 .select(".chart-tooltip") |
c02cebff3f16
client: SPUC7/8: fix tooltip size and positioning
Markus Kottlaender <markus@intevation.de>
parents:
2810
diff
changeset
|
790 .style("opacity", 1) |
c02cebff3f16
client: SPUC7/8: fix tooltip size and positioning
Markus Kottlaender <markus@intevation.de>
parents:
2810
diff
changeset
|
791 .attr("transform", `translate(${tooltipX}, ${tooltipY})`) |
c02cebff3f16
client: SPUC7/8: fix tooltip size and positioning
Markus Kottlaender <markus@intevation.de>
parents:
2810
diff
changeset
|
792 .select("rect") |
2819
53c2bd009c68
client: diagrams: further improved tooltip positioning/sizing
Markus Kottlaender <markus@intevation.de>
parents:
2816
diff
changeset
|
793 .attr("width", textBBox.width + tooltipPadding * 2) |
53c2bd009c68
client: diagrams: further improved tooltip positioning/sizing
Markus Kottlaender <markus@intevation.de>
parents:
2816
diff
changeset
|
794 .attr("height", textBBox.height + tooltipPadding * 2); |
2689
8f919fe629f9
client: waterlevel diagram: added tooltips showing date and waterlevel on the chart
Markus Kottlaender <markus@intevation.de>
parents:
2684
diff
changeset
|
795 }); |
2805
eb91ad1d7a93
client: waterlevel diagram: optimized code for better readability
Markus Kottlaender <markus@intevation.de>
parents:
2794
diff
changeset
|
796 }, |
eb91ad1d7a93
client: waterlevel diagram: optimized code for better readability
Markus Kottlaender <markus@intevation.de>
parents:
2794
diff
changeset
|
797 isNext(seconds) { |
eb91ad1d7a93
client: waterlevel diagram: optimized code for better readability
Markus Kottlaender <markus@intevation.de>
parents:
2794
diff
changeset
|
798 // helper to check whether points in the chart are "next to each other" |
eb91ad1d7a93
client: waterlevel diagram: optimized code for better readability
Markus Kottlaender <markus@intevation.de>
parents:
2794
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799 // for that they need to be exactly the specified amount of seconds apart. |
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800 return (prev, current) => current.date - prev.date === seconds * 1000; |
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801 } |
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802 }, |
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803 created() { |
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804 window.addEventListener("resize", debounce(this.drawDiagram), 100); |
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805 }, |
2810
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client: waterlevel diagram: draw diagram when component is mounted
Markus Kottlaender <markus@intevation.de>
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806 mounted() { |
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client: waterlevel diagram: draw diagram when component is mounted
Markus Kottlaender <markus@intevation.de>
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807 this.drawDiagram(); |
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808 }, |
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809 updated() { |
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810 this.drawDiagram(); |
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client: remove resize event listener from diagrams after they are closed
Markus Kottlaender <markus@intevation.de>
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811 }, |
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812 destroyed() { |
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813 window.addEventListener("resize", debounce(this.drawDiagram)); |
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814 } |
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815 }; |
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816 </script> |