new PIXI.DisplayObject()
The base class for all objects that are rendered on the screen.
This is an abstract class and should not be used on its own rather it should be extended.
Extends
- EventEmitter
Members
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alphanumber
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The opacity of the object.
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cacheAsBitmapboolean
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Set this to true if you want this display object to be cached as a bitmap.
This basically takes a snap shot of the display object as it is at that moment. It can provide a performance benefit for complex static displayObjects.
To remove simply set this property to 'false' -
filterAreaPIXI.Rectangle
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The area the filter is applied to. This is used as more of an optimisation
rather than figuring out the dimensions of the displayObject each frame you can set this rectangle -
filtersArray.<PIXI.AbstractFilter>
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Sets the filters for the displayObject.
- IMPORTANT: This is a webGL only feature and will be ignored by the canvas renderer.
To remove filters simply set this property to 'null'
- IMPORTANT: This is a webGL only feature and will be ignored by the canvas renderer.
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Sets a mask for the displayObject. A mask is an object that limits the visibility of an object to the shape of the mask applied to it.
In PIXI a regular mask must be a PIXI.Graphics or a PIXI.Sprite object. This allows for much faster masking in canvas as it utilises shape clipping.
To remove a mask, set this property to null.- TODO
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- For the moment, PIXI.CanvasRenderer doesn't support PIXI.Sprite as mask.
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readonlyparentPIXI.Container
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The display object container that contains this display object.
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pivotPIXI.Point
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The pivot point of the displayObject that it rotates around
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positionPIXI.Point
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The coordinate of the object relative to the local coordinates of the parent.
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renderableboolean
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Can this object be rendered, if false the object will not be drawn but the updateTransform
methods will still be called. -
rotationnumber
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The rotation of the object in radians.
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scalePIXI.Point
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The scale factor of the object.
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skewPIXI.Point
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The skew factor for the object in radians.
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visibleboolean
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The visibility of the object. If false the object will not be drawn, and
the updateTransform function will not be called. -
readonlyworldAlphanumber
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The multiplied alpha of the displayObject
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readonlyworldTransformPIXI.Matrix
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Current transform of the object based on world (parent) factors
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readonlyworldVisibleboolean
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Indicates if the sprite is globally visible.
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xnumber
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The position of the displayObject on the x axis relative to the local coordinates of the parent.
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ynumber
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The position of the displayObject on the y axis relative to the local coordinates of the parent.
Methods
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destroy()
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Base destroy method for generic display objects
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generateTexture(renderer, scaleMode, resolution){PIXI.Texture}
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Useful function that returns a texture of the display object that can then be used to create sprites
This can be quite useful if your displayObject is static / complicated and needs to be reused multiple times.Name Type Description renderer
PIXI.CanvasRenderer | PIXI.WebGLRenderer The renderer used to generate the texture.
scaleMode
number See PIXI.SCALE_MODES for possible values
resolution
number The resolution of the texture being generated
Returns:
Type Description PIXI.Texture a texture of the display object -
getBounds(matrix){PIXI.Rectangle}
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Retrieves the bounds of the displayObject as a rectangle object
Name Type Description matrix
PIXI.Matrix Returns:
Type Description PIXI.Rectangle the rectangular bounding area -
getLocalBounds(){PIXI.Rectangle}
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Retrieves the local bounds of the displayObject as a rectangle object
Returns:
Type Description PIXI.Rectangle the rectangular bounding area -
setParent(container){Container}
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Set the parent Container of this DisplayObject
Name Type Description container
Container The Container to add this DisplayObject to
Returns:
Type Description Container The Container that this DisplayObject was added to -
setTransform(x, y, scaleX, scaleY, rotation, skewX, skewY, pivotX, pivotY){PIXI.DisplayObject}
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Convenience function to set the postion, scale, skew and pivot at once.
Name Type Default Description x
number 0 optional The X position
y
number 0 optional The Y position
scaleX
number 1 optional The X scale value
scaleY
number 1 optional The Y scale value
rotation
number 0 optional The rotation
skewX
number 0 optional The X skew value
skewY
number 0 optional The Y skew value
pivotX
number 0 optional The X pivot value
pivotY
number 0 optional The Y pivot value
Returns:
Type Description PIXI.DisplayObject -
toGlobal(position){PIXI.Point}
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Calculates the global position of the display object
Name Type Description position
PIXI.Point The world origin to calculate from
Returns:
Type Description PIXI.Point A point object representing the position of this object -
toLocal(position, from, point){PIXI.Point}
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Calculates the local position of the display object relative to another point
Name Type Description position
PIXI.Point The world origin to calculate from
from
PIXI.DisplayObject optional The DisplayObject to calculate the global position from
point
PIXI.Point optional A Point object in which to store the value, optional (otherwise will create a new Point)
Returns:
Type Description PIXI.Point A point object representing the position of this object