User interaction handlers

The BoxZoomHandler allows the user to zoom the map to fit within a bounding box. The bounding box is defined by clicking and holding shift while dragging the cursor.

The ScrollZoomHandler allows the user to zoom the map by scrolling.

The DragPanHandler allows the user to pan the map by clicking and dragging the cursor.

The DragRotateHandler allows the user to rotate the map by clicking and dragging the cursor while holding the right mouse button or ctrl key.

The KeyboardHandler allows the user to zoom, rotate, and pan the map using the following keyboard shortcuts:

• = / +: Increase the zoom level by 1.
• Shift-= / Shift-+: Increase the zoom level by 2.
• -: Decrease the zoom level by 1.
• Shift--: Decrease the zoom level by 2.
• Arrow keys: Pan by 100 pixels.
• Shift+⇢: Increase the rotation by 15 degrees.
• Shift+⇠: Decrease the rotation by 15 degrees.
• Shift+⇡: Increase the pitch by 10 degrees.
• Shift+⇣: Decrease the pitch by 10 degrees.

The DoubleClickZoomHandler allows the user to zoom the map at a point by double clicking or double tapping.

The TouchZoomRotateHandler allows the user to zoom and rotate the map by pinching on a touchscreen.

They can zoom with one finger by double tapping and dragging. On the second tap, hold the finger down and drag up or down to zoom in or out.

The TouchPitchHandler allows the user to pitch the map by dragging up and down with two fingers.