# fabric类的继承体系
StaticCanvas
Canvas
Object
Triangle
Circle
Ellipse
Image
Line
Path
Rect
Polyline
Polygon
Group
ActiveSelection
Text
IText
Textbox
BaseBrush
PatternBrush
PencilBrush
SprayBrush
Point
CircleBrush
Gradient
Color
Intersection
Pattern
Shadow
BaseFilter
Blur
Brightness
ColorMatrix
Contrast
Convolute
BlendColor
BlendImage
Gamma
Grayscale
HueRotation
Invert
Noise
Pixelate
RemoveColor
Resize
Saturation
Vibrance
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← fabric.Circle 画布拖动和缩放 →