Font Command

commands/edit-image/font.js

@@ -0,0 +1,49 @@
+const Command = require('../../structures/Command');
+const { createCanvas } = require('canvas');
+const { wrapText } = require('../../util/Canvas');
+
+module.exports = class FontCommand extends Command {
+	constructor(client) {
+		super(client, {
+			name: 'font',
+			aliases: ['font-test'],
+			group: 'edit-image',
+			memberName: 'font',
+			description: 'Types text in a specific font.',
+			args: [
+				{
+					key: 'font',
+					prompt: 'What font do you want to use? Only fonts used in other commands are available.',
+					type: 'font'
+				},
+				{
+					key: 'text',
+					prompt: 'What text do you want to type?',
+					type: 'string'
+				}
+			]
+		});
+	}
+
+	run(msg, { font, text }) {
+		return msg.say({ files: [{ attachment: this.generateImage(font, text), name: `${font.filenameNoExt}.png` }] });
+	}
+
+	generateImage(font, text) {
+		const canvasPre = createCanvas(1, 1);
+		const ctxPre = canvasPre.getContext('2d');
+		ctxPre.font = this.client.fonts.get(font.filename).toCanvasString(75);
+		const len = ctx.measureText(text);
+		const lines = wrapText(ctxPre, text, 450);
+		const canvas = createCanvas(Math.min(len, 500), 50 + (75 * lines.length));
+		const ctx = canvas.getContext('2d');
+		ctx.font = this.client.fonts.get(font.filename).toCanvasString(75);
+		ctx.textBaseline = 'middle';
+		ctx.textAlign = 'center';
+		ctx.fillStyle = 'white';
+		ctx.fillRect(0, 0, canvas.width, canvas.height);
+		ctx.fillStyle = 'black';
+		ctx.fillText(lines.join('\n'), canvas.width / 2, canvas.height / 2);
+		return canvas.toBuffer();
+	}
+};