Function toggleLegend

frontend/src/webview-client/controls.ts:31–43

()

}

function toggleLegend(): void {
    const legendContent = document.getElementById('legendContent');
    const legendToggle = document.getElementById('legendToggle');
    if (legendContent && legendToggle) {
        if (legendContent.style.display === 'none') {
            legendContent.style.display = 'block';
            legendToggle.textContent = '−';
        } else {
            legendContent.style.display = 'none';
            legendToggle.textContent = '+';
        }
    }
}

function zoomIn(): void {
    const { svg, zoom } = state;