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osr-discourse-src/app/assets/javascripts/wizard/components/font-preview.js
Penar Musaraj a4356b99af
FEATURE: Separate base and heading font site_settings (#10807)
Allows site administrators to pick different fonts for headings in the wizard and in their site settings. Also correctly displays the header logos in wizard previews.
2020-10-05 13:40:41 -04:00

122 lines
3.1 KiB
JavaScript

import I18n from "I18n";
import { observes } from "discourse-common/utils/decorators";
import {
createPreviewComponent,
darkLightDiff,
chooseDarker,
} from "wizard/lib/preview";
const LOREM = `
Lorem ipsum dolor sit amet, consectetur adipiscing.
Nullam eget sem non elit tincidunt rhoncus. Fusce
velit nisl, porttitor sed nisl ac, consectetur interdum
metus. Fusce in consequat augue, vel facilisis felis.`;
export default createPreviewComponent(659, 320, {
logo: null,
avatar: null,
@observes(
"step.fieldsById.body_font.value",
"step.fieldsById.heading_font.value"
)
fontChanged() {
this.triggerRepaint();
},
images() {
return {
logo: this.wizard.getLogoUrl(),
avatar: "/images/wizard/trout.png",
};
},
paint({ ctx, colors, font, headingFont, width, height }) {
const headerHeight = height * 0.3;
this.drawFullHeader(colors, headingFont, this.logo);
const margin = width * 0.04;
const avatarSize = height * 0.2;
const lineHeight = height / 11;
// Draw a fake topic
this.scaleImage(
this.avatar,
margin,
headerHeight + height * 0.11,
avatarSize,
avatarSize
);
const titleFontSize = headerHeight / 55;
ctx.beginPath();
ctx.fillStyle = colors.primary;
ctx.font = `bold ${titleFontSize}em '${headingFont}'`;
ctx.fillText(I18n.t("wizard.previews.topic_title"), margin, height * 0.3);
const bodyFontSize = height / 330.0;
ctx.font = `${bodyFontSize}em '${font}'`;
let line = 0;
const lines = LOREM.split("\n");
for (let i = 0; i < 5; i++) {
line = height * 0.35 + i * lineHeight;
ctx.fillText(lines[i], margin + avatarSize + margin, line);
}
// Share Button
ctx.beginPath();
ctx.rect(margin, line + lineHeight, width * 0.1, height * 0.12);
ctx.fillStyle = darkLightDiff(colors.primary, colors.secondary, 90, 65);
ctx.fill();
ctx.fillStyle = chooseDarker(colors.primary, colors.secondary);
ctx.font = `${bodyFontSize}em '${font}'`;
ctx.fillText(
I18n.t("wizard.previews.share_button"),
margin + width / 55,
line + lineHeight * 1.85
);
// Reply Button
ctx.beginPath();
ctx.rect(
margin + width * 0.12,
line + lineHeight,
width * 0.1,
height * 0.12
);
ctx.fillStyle = colors.tertiary;
ctx.fill();
ctx.fillStyle = colors.secondary;
ctx.font = `${bodyFontSize}em '${font}'`;
ctx.fillText(
I18n.t("wizard.previews.reply_button"),
margin + width * 0.12 + width / 55,
line + lineHeight * 1.85
);
// Draw Timeline
const timelineX = width * 0.86;
ctx.beginPath();
ctx.strokeStyle = colors.tertiary;
ctx.lineWidth = 0.5;
ctx.moveTo(timelineX, height * 0.3);
ctx.lineTo(timelineX, height * 0.7);
ctx.stroke();
// Timeline
ctx.beginPath();
ctx.strokeStyle = colors.tertiary;
ctx.lineWidth = 2;
ctx.moveTo(timelineX, height * 0.3);
ctx.lineTo(timelineX, height * 0.4);
ctx.stroke();
ctx.font = `Bold ${bodyFontSize}em ${font}`;
ctx.fillStyle = colors.primary;
ctx.fillText("1 / 20", timelineX + margin, height * 0.3 + margin * 1.5);
},
});