led-matrix-ts/dist/esm/lib/core/scrollers/side-scroller.js

Highly customizable led matrix for the browser

export class SideScroller {
    loopEndIndex(params) {
        return params.board.width - 1;
    }
    generatePanelFrameAtIndex(currentIndex, panel) {
        let columns = [];
        for (let i = 0; i < panel.width; i++) {
            columns.push(panel.board.getColumnAtIndex(currentIndex + i));
        }
        let panelFrame = [];
        for (let i = 0; i < columns[0].length; i++) {
            panelFrame.push(columns.map(x => x[i]));
        }
        return panelFrame;
    }
}
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