primevue-mirror/pages/chart/LineChartDemo.vue

284 lines
8.9 KiB
Vue
Executable File

<template>
<div>
<div class="content-section introduction">
<div class="feature-intro">
<h1>Line Chart</h1>
<p>A line chart or line graph is a type of chart which displays information as a series of data points called 'markers' connected by straight line segments.</p>
</div>
<AppDemoActions />
</div>
<div class="content-section implementation">
<div class="card">
<h5>Basic</h5>
<Chart type="line" :data="basicData" :options="basicOptions" />
</div>
<div class="card">
<h5>Multi Axis</h5>
<Chart type="line" :data="multiAxisData" :options="multiAxisOptions" />
</div>
<div class="card">
<h5>Line Styles</h5>
<Chart type="line" :data="lineStylesData" :options="basicOptions" />
</div>
</div>
<LineChartDoc />
</div>
</template>
<script>
import LineChartDoc from './LineChartDoc';
import EventBus from '@/layouts/AppEventBus';
export default {
themeChangeListener: null,
mounted() {
this.themeChangeListener = (event) => {
if (event.dark) this.applyDarkTheme();
else this.applyLightTheme();
};
EventBus.on('theme-change', this.themeChangeListener);
if (this.isDarkTheme()) {
this.applyDarkTheme();
} else {
this.applyLightTheme();
}
},
beforeUnmount() {
EventBus.off('change-theme', this.themeChangeListener);
},
data() {
return {
basicData: {
labels: ['January', 'February', 'March', 'April', 'May', 'June', 'July'],
datasets: [
{
label: 'First Dataset',
data: [65, 59, 80, 81, 56, 55, 40],
fill: false,
borderColor: '#42A5F5',
tension: 0.4
},
{
label: 'Second Dataset',
data: [28, 48, 40, 19, 86, 27, 90],
fill: false,
borderColor: '#FFA726',
tension: 0.4
}
]
},
multiAxisData: {
labels: ['January', 'February', 'March', 'April', 'May', 'June', 'July'],
datasets: [
{
label: 'Dataset 1',
fill: false,
borderColor: '#42A5F5',
yAxisID: 'y',
tension: 0.4,
data: [65, 59, 80, 81, 56, 55, 10]
},
{
label: 'Dataset 2',
fill: false,
borderColor: '#00bb7e',
yAxisID: 'y1',
tension: 0.4,
data: [28, 48, 40, 19, 86, 27, 90]
}
]
},
lineStylesData: {
labels: ['January', 'February', 'March', 'April', 'May', 'June', 'July'],
datasets: [
{
label: 'First Dataset',
data: [65, 59, 80, 81, 56, 55, 40],
fill: false,
tension: 0.4,
borderColor: '#42A5F5'
},
{
label: 'Second Dataset',
data: [28, 48, 40, 19, 86, 27, 90],
fill: false,
borderDash: [5, 5],
tension: 0.4,
borderColor: '#66BB6A'
},
{
label: 'Third Dataset',
data: [12, 51, 62, 33, 21, 62, 45],
fill: true,
borderColor: '#FFA726',
tension: 0.4,
backgroundColor: 'rgba(255,167,38,0.2)'
}
]
},
basicOptions: null,
multiAxisOptions: null
};
},
methods: {
isDarkTheme() {
return this.$appState.darkTheme === true;
},
applyLightTheme() {
this.basicOptions = {
plugins: {
legend: {
labels: {
color: '#495057'
}
}
},
scales: {
x: {
ticks: {
color: '#495057'
},
grid: {
color: '#ebedef'
}
},
y: {
ticks: {
color: '#495057'
},
grid: {
color: '#ebedef'
}
}
}
};
this.multiAxisOptions = {
stacked: false,
plugins: {
legend: {
labels: {
color: '#495057'
}
}
},
scales: {
x: {
ticks: {
color: '#495057'
},
grid: {
color: '#ebedef'
}
},
y: {
type: 'linear',
display: true,
position: 'left',
ticks: {
color: '#495057'
},
grid: {
color: '#ebedef'
}
},
y1: {
type: 'linear',
display: true,
position: 'right',
ticks: {
color: '#495057'
},
grid: {
drawOnChartArea: false,
color: '#ebedef'
}
}
}
};
},
applyDarkTheme() {
this.basicOptions = {
plugins: {
legend: {
labels: {
color: '#ebedef'
}
}
},
scales: {
x: {
ticks: {
color: '#ebedef'
},
grid: {
color: 'rgba(255,255,255,0.2)'
}
},
y: {
ticks: {
color: '#ebedef'
},
grid: {
color: 'rgba(255,255,255,0.2)'
}
}
}
};
this.multiAxisOptions = {
stacked: false,
plugins: {
legend: {
labels: {
color: '#ebedef'
}
}
},
scales: {
x: {
ticks: {
color: '#ebedef'
},
grid: {
color: 'rgba(255,255,255,0.2)'
}
},
y: {
type: 'linear',
display: true,
position: 'left',
ticks: {
color: '#ebedef'
},
grid: {
color: 'rgba(255,255,255,0.2)'
}
},
y1: {
type: 'linear',
display: true,
position: 'right',
ticks: {
color: '#ebedef'
},
grid: {
drawOnChartArea: false,
color: 'rgba(255,255,255,0.2)'
}
}
}
};
}
},
components: {
LineChartDoc: LineChartDoc
}
};
</script>