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Separate the SVG-generating logic.

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This commit is contained in:
Thaddee Tyl 2014-01-03 16:21:06 +01:00
parent 57b6aabbbc
commit 3f906d533b
3 changed files with 41 additions and 31 deletions
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36
badge.js Normal file
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@ -0,0 +1,36 @@
var fs = require('fs');
var SVGO = require('svgo');
// Initialize what will be used for automatic text measurement.
var Canvas = require('canvas');
var canvasElement = new Canvas(0, 0); // Width and height are irrelevant.
var canvasContext = canvasElement.getContext('2d');
canvasContext.font = '10px Verdana';
// Template crafting action below.
var dot = require('dot');
var badgeData = require('./default-badges.json');
var colorscheme = badgeData.colorschemes;
var template = fs.readFileSync('./template.svg');
var imageTemplate = dot.template(''+template);
function optimize(string, callback) {
var svgo = new SVGO();
svgo.optimize(string, callback);
}
function makeImage(data, cb) {
if (data.colorscheme) {
data.colorA = colorscheme[data.colorscheme].colorA;
data.colorB = colorscheme[data.colorscheme].colorB;
}
data.widths = [
(canvasContext.measureText(data.text[0]).width|0) + 10,
(canvasContext.measureText(data.text[1]).width|0) + 10,
];
var result = imageTemplate(data);
// Run the SVG through SVGO.
optimize(result, function(object) { cb(object.data); });
}
module.exports = makeImage;

0
badges.json → default-badges.json
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36
make.js
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@ -1,21 +1,11 @@
var fs = require('fs');
var path = require('path');
var Promise = require('es6-promise').Promise;
var SVGO = require('svgo');
// Initialize what will be used for automatic text measurement.
var Canvas = require('canvas');
var canvasElement = new Canvas(0, 0); // Width and height are irrelevant.
var canvasContext = canvasElement.getContext('2d');
canvasContext.font = '10px Verdana';
// Template crafting action below.
var dot = require('dot');
var badgeData = require('./badges.json');
// Fetch default badge information.
var badgeData = require('./default-badges.json');
var badges = badgeData.badges;
var colorscheme = badgeData.colorschemes;
var template = fs.readFileSync('./template.svg');
var imageTemplate = dot.template(''+template);
var badge = require('./badge.js');
// Construct the image sheet.
var imageSheet = 'sheet.html';
@ -24,29 +14,13 @@ var resultSheet = '';
// Where the images will be put.
var targetImgDir = 'img';
function optimize(string, callback) {
var svgo = new SVGO();
svgo.optimize(string, callback);
}
function makeImage(name, data, cb) {
if (data.colorscheme) {
data.colorA = colorscheme[data.colorscheme].colorA;
data.colorB = colorscheme[data.colorscheme].colorB;
}
data.widths = [
(canvasContext.measureText(data.text[0]).width|0) + 10,
(canvasContext.measureText(data.text[1]).width|0) + 10,
];
var result = imageTemplate(data);
// Run the SVG through SVGO.
optimize(result, function(object) {
var result = object.data;
badge(data, function(svg) {
var filename = path.join(targetImgDir, name + '.svg');
// Put this image on the sheet.
resultSheet += '<p><img src="' + filename + '">';
// Write the image individually.
fs.writeFile(filename, result, cb);
fs.writeFile(filename, svg, cb);
});
}