More layout stuff

frontend/src/components/charts/DefaultLineOptions.vue

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+<template>
+
+</template>
+
+
+<script>
+
+    export default {
+        name: "DefaultLineOptions",
+        data() {
+            return {}
+        },
+        methods: {
+            /**
+             * Takes a string phrase and breaks it into separate phrases no bigger than 'maxwidth', breaks are made at complete words.
+             * https://stackoverflow.com/questions/21409717/chart-js-and-long-labels
+             *
+             * @param str
+             * @param maxwidth
+             * @returns {Array}
+             */
+            formatLabel(str, maxwidth) {
+                var sections = [];
+                str = String(str);
+                var words = str.split(" ");
+                var temp = "";
+
+                words.forEach(function (item, index) {
+                    if (temp.length > 0) {
+                        var concat = temp + ' ' + item;
+
+                        if (concat.length > maxwidth) {
+                            sections.push(temp);
+                            temp = "";
+                        } else {
+                            if (index === (words.length - 1)) {
+                                sections.push(concat);
+                                return;
+                            } else {
+                                temp = concat;
+                                return;
+                            }
+                        }
+                    }
+
+                    if (index === (words.length - 1)) {
+                        sections.push(item);
+                        return;
+                    }
+
+                    if (item.length < maxwidth) {
+                        temp = item;
+                    } else {
+                        sections.push(item);
+                    }
+
+                });
+
+                return sections;
+            },
+            getDefaultOptions() {
+                console.log('getDefaultOptions()');
+                return {
+                    legend: {
+                        display: false,
+                    },
+                    animation: {
+                        duration: 0,
+                    },
+                    responsive: true,
+                    maintainAspectRatio: false,
+                    elements: {
+                        line: {
+                            cubicInterpolationMode: 'monotone'
+                        }
+                    },
+                    scales: {
+                        xAxes: [
+                            {
+                                gridLines: {
+                                    display: false
+                                },
+                                ticks: {
+                                    // break ticks when too long.
+                                    callback: function (value, index, values) {
+                                        //return this.formatLabel(value, 20);
+                                        return value;
+                                    }
+                                }
+                            }
+                        ],
+                        yAxes: [{
+                            display: true,
+                            ticks: {
+                                callback: function (tickValue) {
+                                    "use strict";
+                                    let currencyCode = this.chart.data.datasets[0].currency_code ? this.chart.data.datasets[0].currency_code : 'EUR';
+                                    return new Intl.NumberFormat(window.localeValue, {style: 'currency', currency: currencyCode}).format(tickValue);
+                                },
+                                beginAtZero: true
+                            }
+
+                        }]
+                    },
+                    tooltips: {
+                        mode: 'label',
+                        callbacks: {
+                            label: function (tooltipItem, data) {
+                                "use strict";
+                                let currencyCode = data.datasets[tooltipItem.datasetIndex].currency_code ? data.datasets[tooltipItem.datasetIndex].currency_code : 'EUR';
+                                let nrString =
+                                    new Intl.NumberFormat(window.localeValue, {style: 'currency', currency: currencyCode}).format(tooltipItem.yLabel)
+
+                                return data.datasets[tooltipItem.datasetIndex].label + ': ' + nrString;
+                            }
+                        }
+                    }
+                };
+            }
+
+        }
+    }
+</script>
+
+<style scoped>
+
+</style>