paint

Documentation

Overview

Package paint provides drawing operations for 2D graphics.

The PaintOp operation draws the current material into a rectangular area, taking the current clip path and transformation into account.

The material is set by either a ColorOp for a constant color, or ImageOp for an image.

Index

• type ColorOp
  • func (c ColorOp) Add(o *op.Ops)
• type ImageOp
  • func NewImageOp(src image.Image) ImageOp
  • func (i ImageOp) Add(o *op.Ops)
  • func (i ImageOp) Size() image.Point
• type PaintOp
  • func (d PaintOp) Add(o *op.Ops)

Types

type ColorOp

type ColorOp struct {
	Color color.RGBA
}

ColorOp sets the material to a constant color.

func (ColorOp) Add

func (c ColorOp) Add(o *op.Ops)

type ImageOp

type ImageOp struct {
	// contains filtered or unexported fields
}

ImageOp sets the material to an image.

func NewImageOp

func NewImageOp(src image.Image) ImageOp

func (ImageOp) Add

func (i ImageOp) Add(o *op.Ops)

func (ImageOp) Size

func (i ImageOp) Size() image.Point

type PaintOp

type PaintOp struct {
	Rect f32.Rectangle
}

PaintOp draws the current material, respecting the clip path and transformation.

func (PaintOp) Add

func (d PaintOp) Add(o *op.Ops)