discourse/app/assets/javascripts/wizard/components/font-preview.js
2020-12-01 15:31:26 -03:00

128 lines
3.3 KiB
JavaScript

import {
chooseDarker,
createPreviewComponent,
darkLightDiff,
} from "wizard/lib/preview";
import I18n from "I18n";
import { observes } from "discourse-common/utils/decorators";
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;
if (this.logo) {
this.drawFullHeader(colors, headingFont, this.logo);
}
const margin = 20;
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
const shareButtonWidth = I18n.t("wizard.previews.share_button").length * 11;
ctx.beginPath();
ctx.rect(margin, line + lineHeight, shareButtonWidth, height * 0.1);
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 + 10,
line + lineHeight * 1.7
);
// Reply Button
const replyButtonWidth = I18n.t("wizard.previews.reply_button").length * 11;
ctx.beginPath();
ctx.rect(
shareButtonWidth + margin + 10,
line + lineHeight,
replyButtonWidth,
height * 0.1
);
ctx.fillStyle = colors.tertiary;
ctx.fill();
ctx.fillStyle = colors.secondary;
ctx.font = `${bodyFontSize}em '${font}'`;
ctx.fillText(
I18n.t("wizard.previews.reply_button"),
shareButtonWidth + margin + 20,
line + lineHeight * 1.7
);
// 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);
},
});