canvas

package
v0.0.0-...-42ea651 Latest Latest
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 Go to latest Published: Oct 21, 2021 License: Apache-2.0 Imports: 2 Imported by: 0

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Constants

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const (
	PointOutOfBound = Error("point out of bound")
	ObjectTooLarge  = Error("object too large")
	BadPattern      = Error("the drawing pattern is invalid")
)

Variables

This section is empty.

Functions

This section is empty.

Types

type Canvas 

type Canvas struct {
	Name   string `json:"name,omitempty"`
	Width  uint   `json:"width"`
	Height uint   `json:"height"`
	Data   []byte `json:"data,omitempty"`
}

func (*Canvas) DrawRect 

func (c *Canvas) DrawRect(rect *Rectangle, fill string, outline string) error

func (*Canvas) FloodFill 

func (c *Canvas) FloodFill(origin *Point, fill string) error

func (*Canvas) MarshalBinary 

func (c *Canvas) MarshalBinary() (data []byte, err error)

func (*Canvas) Split 

func (c *Canvas) Split() []string

Split returns the content of the canvas split into lines.

type Error 

type Error string

func (Error) Error 

func (s Error) Error() string

type Point 

type Point struct {
	X uint `json:"x"`
	Y uint `json:"y"`
}

func (*Point) MarshalBinary 

func (c *Point) MarshalBinary() (data []byte, err error)

type Rectangle 

type Rectangle struct {
	Origin Point `json:"origin"`
	Width  uint  `json:"width"`
	Height uint  `json:"height"`
}

func (*Rectangle) MarshalBinary 

func (c *Rectangle) MarshalBinary() (data []byte, err error)

Source Files

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