Function applyZoom

packages/client/src/app/AppShell.tsx:2351–2374

(nextScale: number, nextPan?: Point, animate = true)

  }

  function applyZoom(nextScale: number, nextPan?: Point, animate = true) {
    const panForClamp = nextPan ?? {
      x: panRef.current.x,
      y: panRef.current.y + autoViewportOffsetY,
    };
    const clampedScale = clampZoom(nextScale, fitScale);
    const clampedPan = clampPan(
      panForClamp,
      clampedScale,
      canvasSize,
      effectiveDeviceNaturalSize,
      viewportChromeProfile,
      viewportRotationQuarterTurns,
      zoomDockReservedHeight,
    );
    effectiveZoomRef.current = clampedScale;
    panRef.current = clampedPan;
    if (animate) {
      beginZoomAnimation();
    }
    setViewMode("manual");
    setZoom(clampedScale);
    setPan(clampedPan);
  }

  function applyZoomAtClientPoint(
    nextScale: number,