46 lines
986 B
JavaScript
46 lines
986 B
JavaScript
import { observes } from 'ember-addons/ember-computed-decorators';
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import {
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createPreviewComponent,
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loadImage,
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} from 'wizard/lib/preview';
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export default createPreviewComponent(371, 124, {
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tab: null,
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image: null,
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@observes('field.value')
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imageChanged() {
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this.reload();
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},
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load() {
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return Ember.RSVP.Promise.all([
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loadImage('/images/wizard/tab.png'),
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loadImage(this.get('field.value'))
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]).then(result => {
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this.tab = result[0];
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this.image = result[1];
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});
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return loadImage(this.get('field.value')).then(image => {
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this.image = image;
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});
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},
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paint(ctx, colors, width, height) {
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ctx.drawImage(this.tab, 0, 0, width, height);
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ctx.drawImage(this.image, 40, 25, 30, 30);
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ctx.font = `20px 'Arial'`;
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ctx.fillStyle = '#000';
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let title = this.get('wizard').getTitle();
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if (title.length > 20) {
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title = title.substring(0, 20) + "...";
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}
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ctx.fillText(title, 80, 48);
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}
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});
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