View instance

The view instance is responsible for view operations, and can be obtained through mindMap.view

Methods

fit()

v0.6.0+

Zoom the mind map to fit the canvas.

Note that this method cannot be called immediately after calling the 'setData' and 'setFullData' methods, and needs to listen to the 'node_tree_render_end' event calls 'fit'.

translateX(step)

Translate in the x direction, step: number of pixels to translate

translateY(step)

Translate in the y direction, step: number of pixels to translate

translateXTo(x)

v0.2.11+

Translate the x direction to a specific position

translateYTo(y)

v0.2.11+

Translate the y direction to a specific position

reset()

Revert to the default transformation

narrow(cx, cy)

• cx:（v0.6.4+）Zoom to the specified position on the canvas, default to the center point of the canvas

• cy:（v0.6.4+）Zoom to the specified position on the canvas, default to the center point of the canvas

Zoom out

enlarge(cx, cy)

• cx:（v0.6.4+）Zoom to the specified position on the canvas, default to the center point of the canvas

• cy:（v0.6.4+）Zoom to the specified position on the canvas, default to the center point of the canvas

Zoom in

getTransformData()

v0.1.1+

Get the current transform data, can be used for display

setTransformData(data)

v0.1.1+

Dynamically set transform data, transform data can be obtained through the getTransformData method"

setScale(scale, cx, cy)

v0.2.17+

• scale: Scaling values, not scaled to '1', scaled to '1' for values less than, scaled to '1' for values greater than, scaled to '1' for values greater than

• cx:（v0.6.4+）Zoom to the specified position on the canvas, default to the center point of the canvas

• cy:（v0.6.4+）Zoom to the specified position on the canvas, default to the center point of the canvas

Setting Zoom