@ -96,6 +96,9 @@ export class MonoDisplayRenderer {
let cleared = false;
let elementId = 0;
// default off
this.ctx.fillStyle = this.opts.offColor;
this.ctx.fillRect(0, 0, this.ctx.canvas.width, this.ctx.canvas.height);
for (const section of file.sections) {
if (section.sectionType === SectionType.ElementsTimespan) {