This example uses Vue.js components to create a custom tag for a simple matrix diagram.
Last active
February 1, 2017 10:54
-
-
Save nitaku/ddd57089ef8fc757c4ae59489b2059c9 to your computer and use it in GitHub Desktop.
Vue.js Matrix Component
This file contains bidirectional Unicode text that may be interpreted or compiled differently than what appears below. To review, open the file in an editor that reveals hidden Unicode characters.
Learn more about bidirectional Unicode characters
Vue.component 'matrix', | |
props: | |
data: | |
type: Array | |
required: true | |
padding: | |
type: Number | |
default: 1 | |
cellsize: | |
type: Number | |
default: 20 | |
template: ''' | |
<svg :width="ncols*cellsize" :height="nrows*cellsize" class="matrix"> | |
<g v-for="(row,i) in data"> | |
<rect | |
v-for="(cell,j) in row" | |
class="cell" | |
:x="j*cellsize + cellsize/2 - scale(cell)/2" | |
:y="i*cellsize + cellsize/2 - scale(cell)/2" | |
:width="scale(cell)" | |
:height="scale(cell)" | |
/> | |
</g> | |
</svg> | |
''' | |
computed: | |
max: () -> d3.max @data, (r) -> d3.max r | |
nrows: () -> @data.length | |
ncols: () -> if @data.length > 0 then @data[0].length else 0 | |
scale: () -> | |
d3.scaleSqrt() | |
.domain [0, @max] | |
.range [0, Math.max(0,@cellsize-@padding)] | |
app = new Vue | |
el: '#app' | |
data: | |
matrix1: [ | |
[1,2,3], | |
[4,5,6], | |
[9,9,9] | |
], | |
matrix2: [ | |
[12,24,35], | |
[45,15,60], | |
[60,60,60] | |
] | |
This file contains bidirectional Unicode text that may be interpreted or compiled differently than what appears below. To review, open the file in an editor that reveals hidden Unicode characters.
Learn more about bidirectional Unicode characters
body, html { | |
padding: 0; | |
margin: 0; | |
height: 100%; | |
} | |
.matrix { | |
margin: 20px; | |
} | |
.cell { | |
fill: teal; | |
} |
This file contains bidirectional Unicode text that may be interpreted or compiled differently than what appears below. To review, open the file in an editor that reveals hidden Unicode characters.
Learn more about bidirectional Unicode characters
<!DOCTYPE html> | |
<html> | |
<head> | |
<meta charset="utf-8"> | |
<title>Vue.js Matrix Component</title> | |
<link type="text/css" href="index.css" rel="stylesheet"/> | |
<script src="https://d3js.org/d3.v4.min.js"></script> | |
<script src="https://unpkg.com/vue/dist/vue.js"></script> | |
</head> | |
<body> | |
<div id="app"> | |
<matrix | |
v-bind:data="matrix1" | |
:cellsize="60" | |
/> | |
<matrix | |
v-bind:data="matrix2" | |
:cellsize="40" | |
:padding="2" | |
/> | |
</div> | |
<script src="index.js"></script> | |
</body> | |
</html> |
This file contains bidirectional Unicode text that may be interpreted or compiled differently than what appears below. To review, open the file in an editor that reveals hidden Unicode characters.
Learn more about bidirectional Unicode characters
// Generated by CoffeeScript 1.10.0 | |
(function() { | |
var app; | |
Vue.component('matrix', { | |
props: { | |
data: { | |
type: Array, | |
required: true | |
}, | |
padding: { | |
type: Number, | |
"default": 1 | |
}, | |
cellsize: { | |
type: Number, | |
"default": 20 | |
} | |
}, | |
template: '<svg :width="ncols*cellsize" :height="nrows*cellsize" class="matrix">\n <g v-for="(row,i) in data">\n <rect\n v-for="(cell,j) in row"\n class="cell"\n :x="j*cellsize + cellsize/2 - scale(cell)/2"\n :y="i*cellsize + cellsize/2 - scale(cell)/2"\n :width="scale(cell)"\n :height="scale(cell)"\n />\n </g>\n</svg>', | |
computed: { | |
max: function() { | |
return d3.max(this.data, function(r) { | |
return d3.max(r); | |
}); | |
}, | |
nrows: function() { | |
return this.data.length; | |
}, | |
ncols: function() { | |
if (this.data.length > 0) { | |
return this.data[0].length; | |
} else { | |
return 0; | |
} | |
}, | |
scale: function() { | |
return d3.scaleSqrt().domain([0, this.max]).range([0, Math.max(0, this.cellsize - this.padding)]); | |
} | |
} | |
}); | |
app = new Vue({ | |
el: '#app', | |
data: { | |
matrix1: [[1, 2, 3], [4, 5, 6], [9, 9, 9]], | |
matrix2: [[12, 24, 35], [45, 15, 60], [60, 60, 60]] | |
} | |
}); | |
}).call(this); |
Sign up for free
to join this conversation on GitHub.
Already have an account?
Sign in to comment