cairo

package
v0.0.0-...-6016eac Latest Latest
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 Go to latest Published: Jan 9, 2022 License: Apache-2.0 Imports: 2 Imported by: 0

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Constants

This section is empty.

Variables

This section is empty.

Functions

This section is empty.

Types

type CCairoT 

type CCairoT *C.cairo_t

type Cairo 

type Cairo struct{ Cr *C.cairo_t }

func (Cairo) Arc 

func (cr Cairo) Arc(xc, yc, radius, angle1, angle2 float64)

func (Cairo) ArcNegative 

func (cr Cairo) ArcNegative(xc, yc, radius, angle1, angle2 float64)

func (Cairo) Clip 

func (cr Cairo) Clip()

func (Cairo) ClipExtents 

func (cr Cairo) ClipExtents() (x1, y1, x2, y2 float64)

func (Cairo) ClipPreserve 

func (cr Cairo) ClipPreserve()

func (Cairo) ClosePath 

func (cr Cairo) ClosePath()

func (Cairo) CopyPage 

func (cr Cairo) CopyPage()

func (Cairo) CurrentPoint 

func (cr Cairo) CurrentPoint() (x, y float64)

func (Cairo) CurveTo 

func (cr Cairo) CurveTo(x1, y1, x2, y2, x3, y3 float64)

func (Cairo) Dash 

func (cr Cairo) Dash() (dashes, offset float64)

func (Cairo) DashCount 

func (cr Cairo) DashCount() float64

func (Cairo) DeviceToUser 

func (cr Cairo) DeviceToUser(x, y float64) (float64, float64)

func (Cairo) DeviceToUserDistance 

func (cr Cairo) DeviceToUserDistance(dx, dy float64) (float64, float64)

func (Cairo) Fill 

func (cr Cairo) Fill()

func (Cairo) FillExtents 

func (cr Cairo) FillExtents() (x1, y1, x2, y2 float64)

func (Cairo) FillPreserve 

func (cr Cairo) FillPreserve()

func (Cairo) HasCurrentPoint 

func (cr Cairo) HasCurrentPoint() bool

func (Cairo) IdentityMatrix 

func (cr Cairo) IdentityMatrix()

func (Cairo) InClip 

func (cr Cairo) InClip(x, y float64) bool

func (Cairo) InFill 

func (cr Cairo) InFill(x, y float64) bool

func (Cairo) InStroke 

func (cr Cairo) InStroke(x, y float64) bool

func (Cairo) LineTo 

func (cr Cairo) LineTo(x, y float64)

func (Cairo) LineWidth 

func (cr Cairo) LineWidth() float64

func (Cairo) Mask 

func (cr Cairo) Mask(pat Pattern)

func (Cairo) MiterLimit 

func (cr Cairo) MiterLimit() float64

func (Cairo) MoveTo 

func (cr Cairo) MoveTo(x, y float64)

func (Cairo) NewPath 

func (cr Cairo) NewPath()

func (Cairo) NewSubPath 

func (cr Cairo) NewSubPath()

func (Cairo) Paint 

func (cr Cairo) Paint()

func (Cairo) PaintWithAlpha 

func (cr Cairo) PaintWithAlpha(alpha float64)

func (Cairo) PathExtents 

func (cr Cairo) PathExtents() (x1, y1, x2, y2 float64)

func (Cairo) PopGroup 

func (cr Cairo) PopGroup() Pattern

func (Cairo) PopGroupToSource 

func (cr Cairo) PopGroupToSource()

func (Cairo) PushGroup 

func (cr Cairo) PushGroup()

func (Cairo) Rectangle 

func (cr Cairo) Rectangle(x, y, w, h float64)

func (Cairo) RelCurveTo 

func (cr Cairo) RelCurveTo(dx1, dy1, dx2, dy2, dx3, dy3 float64)

func (Cairo) RelLineTo 

func (cr Cairo) RelLineTo(dx, dy float64)

func (Cairo) RelMoveTo 

func (cr Cairo) RelMoveTo(dx, dy float64)

func (Cairo) ResetClip 

func (cr Cairo) ResetClip()

func (Cairo) Restore 

func (cr Cairo) Restore()

func (Cairo) Rotate 

func (cr Cairo) Rotate(angle float64)

func (Cairo) Save 

func (cr Cairo) Save()

func (Cairo) Scale 

func (cr Cairo) Scale(sx, sy float64)

func (Cairo) SetLineWidth 

func (cr Cairo) SetLineWidth(width float64)

func (Cairo) SetMatrix 

func (cr Cairo) SetMatrix(mat Matrix)

func (Cairo) SetSource 

func (cr Cairo) SetSource(pat Pattern)

func (Cairo) SetSourceColor 

func (cr Cairo) SetSourceColor(c color.Color)

func (Cairo) SetSourceRGB 

func (cr Cairo) SetSourceRGB(r, g, b float64)

func (Cairo) SetSourceRGBA 

func (cr Cairo) SetSourceRGBA(r, g, b, a float64)

func (Cairo) ShowPage 

func (cr Cairo) ShowPage()

func (Cairo) Source 

func (cr Cairo) Source() Pattern

func (Cairo) Stroke 

func (cr Cairo) Stroke()

func (Cairo) StrokeExtents 

func (cr Cairo) StrokeExtents() (x1, y1, x2, y2 float64)

func (Cairo) StrokePreserve 

func (cr Cairo) StrokePreserve()

func (Cairo) Tolerance 

func (cr Cairo) Tolerance() float64

func (Cairo) Transform 

func (cr Cairo) Transform(mat Matrix)

func (Cairo) Translate 

func (cr Cairo) Translate(tx, ty float64)

func (Cairo) UserToDevice 

func (cr Cairo) UserToDevice(x, y float64) (float64, float64)

func (Cairo) UserToDeviceDistance 

func (cr Cairo) UserToDeviceDistance(dx, dy float64) (float64, float64)

type Extend 

type Extend C.cairo_extend_t
const (
	ExtendNone    Extend = C.CAIRO_EXTEND_NONE
	ExtendRepeat  Extend = C.CAIRO_EXTEND_REPEAT
	ExtendReflect Extend = C.CAIRO_EXTEND_REFLECT
	ExtendPad     Extend = C.CAIRO_EXTEND_PAD
)

type Matrix 

type Matrix struct{ XX, YX, XY, YY, X0, Y0 float64 }

type Pattern 

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

func PatternCreateLinear 

func PatternCreateLinear(x0, y0, x1, y1 float64) Pattern

func PatternCreateMesh 

func PatternCreateMesh() Pattern

func PatternCreateRGB 

func PatternCreateRGB(r, g, b float64) Pattern

func PatternCreateRGBA 

func PatternCreateRGBA(r, g, b, a float64) Pattern

func PatternCreateRadial 

func PatternCreateRadial(x0, y0, r0, x1, y1, r1 float64) Pattern

func (Pattern) AddColorStopRGB 

func (pat Pattern) AddColorStopRGB(offset, r, g, b float64)

func (Pattern) AddColorStopRGBA 

func (pat Pattern) AddColorStopRGBA(offset, r, g, b, a float64)

func (Pattern) Destroy 

func (pat Pattern) Destroy()

func (Pattern) Extend 

func (pat Pattern) Extend() Extend

func (Pattern) MeshBeginPatch 

func (pat Pattern) MeshBeginPatch()

func (Pattern) MeshCurveTo 

func (pat Pattern) MeshCurveTo(x1, y1, x2, y2, x3, y3 float64)

func (Pattern) MeshEndPatch 

func (pat Pattern) MeshEndPatch()

func (Pattern) MeshLineTo 

func (pat Pattern) MeshLineTo(x1, y1 float64)

func (Pattern) MeshMoveTo 

func (pat Pattern) MeshMoveTo(x1, y1 float64)

func (Pattern) MeshSetControlPoint 

func (pat Pattern) MeshSetControlPoint(pointNum uint, x, y float64)

func (Pattern) MeshSetCornerColorRGB 

func (pat Pattern) MeshSetCornerColorRGB(cornerNum uint, r, g, b float64)

func (Pattern) MeshSetCornerColorRGBA 

func (pat Pattern) MeshSetCornerColorRGBA(cornerNum uint, r, g, b, a float64)

func (Pattern) SetExtend 

func (pat Pattern) SetExtend(extend Extend)

func (Pattern) Type 

func (pat Pattern) Type() PatternType

type PatternType 

type PatternType C.cairo_pattern_type_t
const (
	Solid        PatternType = C.CAIRO_PATTERN_TYPE_SOLID
	Surface      PatternType = C.CAIRO_PATTERN_TYPE_SURFACE
	Linear       PatternType = C.CAIRO_PATTERN_TYPE_LINEAR
	Radial       PatternType = C.CAIRO_PATTERN_TYPE_RADIAL
	Mesh         PatternType = C.CAIRO_PATTERN_TYPE_MESH
	RasterSource PatternType = C.CAIRO_PATTERN_TYPE_RASTER_SOURCE
)

Source Files

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