gvc

Oct 23, 2024

Changes in this version

type Box

+ func (b *Box) SetLL(v *Point)

+ func (b *Box) SetUR(v *Point)

+ type BoxFloat struct

+ func (f *BoxFloat) LL() *PointFloat

+ func (f *BoxFloat) SetLL(v *PointFloat)

+ func (f *BoxFloat) SetUR(v *PointFloat)

+ func (f *BoxFloat) UR() *PointFloat

+ type DefaultLoadImageEngine struct

type DefaultRenderEngine

+ func (e *DefaultRenderEngine) LoadImage(_ context.Context, _ *Job, _ *UserShape, _ *BoxFloat, _ bool) error

type ImageRenderer

+ func (r *ImageRenderer) LoadImage(ctx context.Context, job *Job, shape *UserShape, bf *BoxFloat, filled bool) error

+ type ImageType int

+ var ImageTypeBMP ImageType = ImageType(wasm.IMAGE_TYPE_BMP)

+ var ImageTypeEPS ImageType = ImageType(wasm.IMAGE_TYPE_EPS)

+ var ImageTypeGIF ImageType = ImageType(wasm.IMAGE_TYPE_GIF)

+ var ImageTypeICO ImageType = ImageType(wasm.IMAGE_TYPE_ICO)

+ var ImageTypeJPEG ImageType = ImageType(wasm.IMAGE_TYPE_JPEG)

+ var ImageTypeNull ImageType = ImageType(wasm.IMAGE_TYPE_NULL)

+ var ImageTypePDF ImageType = ImageType(wasm.IMAGE_TYPE_PDF)

+ var ImageTypePNG ImageType = ImageType(wasm.IMAGE_TYPE_PNG)

+ var ImageTypePS ImageType = ImageType(wasm.IMAGE_TYPE_PS)

+ var ImageTypeRIFF ImageType = ImageType(wasm.IMAGE_TYPE_RIFF)

+ var ImageTypeSVG ImageType = ImageType(wasm.IMAGE_TYPE_SVG)

+ var ImageTypeTIFF ImageType = ImageType(wasm.IMAGE_TYPE_TIFF)

+ var ImageTypeWEBP ImageType = ImageType(wasm.IMAGE_TYPE_WEBP)

+ var ImageTypeXML ImageType = ImageType(wasm.IMAGE_TYPE_XML)

+ type LoadImageEngine interface

+ LoadImage func(ctx context.Context, job *Job, shape *UserShape, bf *BoxFloat, filled bool) error

+ type LoadImagePlugin struct

+ func NewLoadImagePlugin(ctx context.Context, typ string, engine LoadImageEngine) (*LoadImagePlugin, error)

+ func PNGLoadImagePlugin(ctx context.Context, engine LoadImageEngine) (*LoadImagePlugin, error)

type ObjectState

+ func (s *ObjectState) Edge() *cgraph.Edge

+ func (s *ObjectState) Graph() *cgraph.Graph

+ func (s *ObjectState) Node() *cgraph.Node

+ func (s *ObjectState) SetType(v ObjectType)

+ func (s *ObjectState) Type() ObjectType

+ type ObjectType int

+ var ClusterObjectType ObjectType = ObjectType(wasm.CLUSTER_OBJTYPE)

+ var EdgeObjectType ObjectType = ObjectType(wasm.EDGE_OBJTYPE)

+ var NodeObjectType ObjectType = ObjectType(wasm.NODE_OBJTYPE)

+ var RootGraphObjectType ObjectType = ObjectType(wasm.ROOTGRAPH_OBJTYPE)

type Point

+ func (p *Point) SetX(x int)

+ func (p *Point) SetY(y int)

type RenderEngine

+ LoadImage func(ctx context.Context, job *Job, shape *UserShape, box *BoxFloat, filled bool) error

type RenderPlugin

+ func (p *RenderPlugin) RenderEngine() RenderEngine

+ type UserShape struct

+ func (s *UserShape) DPI() int

+ func (s *UserShape) Data() []byte

+ func (s *UserShape) DataSize() uint

+ func (s *UserShape) Height() int

+ func (s *UserShape) ImageType() ImageType

+ func (s *UserShape) Link() *cdt.Link

+ func (s *UserShape) MacroID() int

+ func (s *UserShape) MustInline() bool

+ func (s *UserShape) Name() string

+ func (s *UserShape) NoCache() bool

+ func (s *UserShape) SetDPI(v int)

+ func (s *UserShape) SetData(v []byte)

+ func (s *UserShape) SetDataSize(v uint)

+ func (s *UserShape) SetHeight(v int)

+ func (s *UserShape) SetImageType(v ImageType)

+ func (s *UserShape) SetLink(v *cdt.Link)

+ func (s *UserShape) SetMacroID(v int)

+ func (s *UserShape) SetMustInline(v bool)

+ func (s *UserShape) SetName(v string)

+ func (s *UserShape) SetNoCache(v bool)

+ func (s *UserShape) SetStringType(v string)

+ func (s *UserShape) SetWidth(v int)

+ func (s *UserShape) SetX(v int)

+ func (s *UserShape) SetY(v int)

+ func (s *UserShape) StringType() string

+ func (s *UserShape) Width() int

+ func (s *UserShape) X() int

+ func (s *UserShape) Y() int

Oct 19, 2024

Changes in this version

+ func SetFontLoader(loader FontLoader)

type Color

+ func (c *Color) SetHSVA(v [4]float64)

+ type FontLoader func(ctx context.Context, job *Job, font *TextFont) (font.Face, error)

type Job

+ func (j *Job) DPI() *PointFloat

+ func (j *Job) SetDPI(v *PointFloat)

+ func (j *Job) SetZoom(v float64)

+ func (j *Job) Zoom() float64

Oct 18, 2024

Changes in this version

type ObjectState

+ func (s *ObjectState) RawStyle() []string

+ func (s *ObjectState) StopColor() *Color

Oct 17, 2024

Changes in this version

type Color

+ func (c *Color) HSVA() [4]float64

+ func (c *Color) Index() int

+ func (c *Color) RGBADouble() [4]float64

+ func (c *Color) RGBAInt() [4]int

+ func (c *Color) RGBAUint() [4]uint

+ func (c *Color) SetHsva(v [4]float64)

+ func (c *Color) SetIndex(v int)

+ func (c *Color) SetRGBADouble(v [4]float64)

+ func (c *Color) SetRGBAInt(v [4]int)

+ func (c *Color) SetRGBAUint(v [4]uint)

+ func (c *Color) SetString(v string)

+ func (c *Color) SetType(v ColorType)

+ func (c *Color) String() string

+ func (c *Color) Type() ColorType

+ type ColorType int64

+ var ColorIndex ColorType = ColorType(wasm.COLOR_INDEX)

+ var ColorString ColorType = ColorType(wasm.COLOR_STRING)

+ var HSVADouble ColorType = ColorType(wasm.HSVA_DOUBLE)

+ var RGBAByte ColorType = ColorType(wasm.RGBA_BYTE)

+ var RGBADouble ColorType = ColorType(wasm.RGBA_DOUBLE)

+ var RGBAWord ColorType = ColorType(wasm.RGBA_WORD)

type Context

+ func NewWithPlugins(ctx context.Context, plugins ...Plugin) (*Context, error)

+ func (c *Context) Clone(ctx context.Context) (*Context, error)

+ func (c *Context) FreeClonedContext(ctx context.Context) error

+ type DefaultRenderEngine struct

+ func (e *DefaultRenderEngine) BeginAnchor(_ context.Context, _ *Job, _, _, _, _ string) error

+ func (e *DefaultRenderEngine) BeginCluster(_ context.Context, _ *Job) error

+ func (e *DefaultRenderEngine) BeginEdge(_ context.Context, _ *Job) error

+ func (e *DefaultRenderEngine) BeginEdges(_ context.Context, _ *Job) error

+ func (e *DefaultRenderEngine) BeginGraph(_ context.Context, _ *Job) error

+ func (e *DefaultRenderEngine) BeginJob(_ context.Context, _ *Job) error

+ func (e *DefaultRenderEngine) BeginLabel(_ context.Context, _ *Job, _ LabelType) error

+ func (e *DefaultRenderEngine) BeginLayer(_ context.Context, _ *Job, layerName string, layerNum, numLayers int) error

+ func (e *DefaultRenderEngine) BeginNode(_ context.Context, _ *Job) error

+ func (e *DefaultRenderEngine) BeginNodes(_ context.Context, _ *Job) error

+ func (e *DefaultRenderEngine) BeginPage(_ context.Context, _ *Job) error

+ func (e *DefaultRenderEngine) BezierCurve(_ context.Context, _ *Job, _ []*PointFloat) error

+ func (e *DefaultRenderEngine) Comment(_ context.Context, _ *Job, _ string) error

+ func (e *DefaultRenderEngine) Ellipse(_ context.Context, _ *Job, _ []*PointFloat, _ bool) error

+ func (e *DefaultRenderEngine) EndAnchor(_ context.Context, _ *Job) error

+ func (e *DefaultRenderEngine) EndCluster(_ context.Context, _ *Job) error

+ func (e *DefaultRenderEngine) EndEdge(_ context.Context, _ *Job) error

+ func (e *DefaultRenderEngine) EndEdges(_ context.Context, _ *Job) error

+ func (e *DefaultRenderEngine) EndGraph(_ context.Context, _ *Job) error

+ func (e *DefaultRenderEngine) EndJob(_ context.Context, _ *Job) error

+ func (e *DefaultRenderEngine) EndLabel(_ context.Context, _ *Job) error

+ func (e *DefaultRenderEngine) EndLayer(_ context.Context, _ *Job) error

+ func (e *DefaultRenderEngine) EndNode(_ context.Context, _ *Job) error

+ func (e *DefaultRenderEngine) EndNodes(_ context.Context, _ *Job) error

+ func (e *DefaultRenderEngine) EndPage(_ context.Context, _ *Job) error

+ func (e *DefaultRenderEngine) LibraryShape(_ context.Context, _ *Job, _ string, _ []*PointFloat, _ bool) error

+ func (e *DefaultRenderEngine) Polygon(_ context.Context, _ *Job, _ []*PointFloat, _ bool) error

+ func (e *DefaultRenderEngine) Polyline(_ context.Context, _ *Job, _ []*PointFloat) error

+ func (e *DefaultRenderEngine) ResolveColor(_ context.Context, _ *Job, _ *Color) error

+ func (e *DefaultRenderEngine) TextSpan(_ context.Context, _ *Job, _ *PointFloat, _ *TextSpan) error

+ type DeviceFeature int64

+ var DeviceBinaryFormat DeviceFeature = DeviceFeature(wasm.DEVICE_BINARY_FORMAT)

+ var DeviceCompressedFormat DeviceFeature = DeviceFeature(wasm.DEVICE_COMPRESSED_FORMAT)

+ var DeviceDoesLayers DeviceFeature = DeviceFeature(wasm.DEVICE_DOES_LAYERS)

+ var DeviceDoesPages DeviceFeature = DeviceFeature(wasm.DEVICE_DOES_PAGES)

+ var DeviceDoesTrueColor DeviceFeature = DeviceFeature(wasm.DEVICE_DOES_TRUECOLOR)

+ var DeviceEvents DeviceFeature = DeviceFeature(wasm.DEVICE_EVENTS)

+ var DeviceNoWriter DeviceFeature = DeviceFeature(wasm.DEVICE_NO_WRITER)

+ type DevicePlugin struct

+ func JPGDevicePlugin(ctx context.Context) (*DevicePlugin, error)

+ func NewDevicePlugin(ctx context.Context, typ string, opts ...DevicePluginOption) (*DevicePlugin, error)

+ func PNGDevicePlugin(ctx context.Context) (*DevicePlugin, error)

+ type DevicePluginOption func(*deviceConfig)

+ func WithDeviceDPI(x, y float64) DevicePluginOption

+ func WithDeviceFeatures(features ...DeviceFeature) DevicePluginOption

+ func WithDeviceQuality(quality int) DevicePluginOption

+ type FillType int64

+ var FillLinear FillType = FillType(wasm.FILL_LINEAR)

+ var FillNone FillType = FillType(wasm.FILL_NONE)

+ var FillRadial FillType = FillType(wasm.FILL_RADIAL)

+ var FillSolid FillType = FillType(wasm.FILL_SOLID)

type Job

+ func (j *Job) ExternalContext() bool

+ func (j *Job) Height() uint64

+ func (j *Job) Object() *ObjectState

+ func (j *Job) OutputData() []byte

+ func (j *Job) OutputDataPosition() uint

+ func (j *Job) OutputFileName() string

+ func (j *Job) OutputLangName() string

+ func (j *Job) Scale() *Scale

+ func (j *Job) SetHeight(v uint64)

+ func (j *Job) SetOutputData(v []byte)

+ func (j *Job) SetOutputDataPosition(v uint)

+ func (j *Job) SetOutputFileName(v string)

+ func (j *Job) SetOutputLangName(v string)

+ func (j *Job) SetScale(v *Scale)

+ func (j *Job) SetTranslation(v *Translation)

+ func (j *Job) SetWidth(v uint64)

+ func (j *Job) Translation() *Translation

+ func (j *Job) Width() uint64

+ type LabelType int

+ var LabelHTML LabelType = LabelType(wasm.LABEL_HTML)

+ var LabelPlain LabelType = LabelType(wasm.LABEL_PLAIN)

+ type ObjectState struct

+ func (s *ObjectState) Fill() FillType

+ func (s *ObjectState) FillColor() *Color

+ func (s *ObjectState) Pen() PenType

+ func (s *ObjectState) PenColor() *Color

+ func (s *ObjectState) PenWidth() float64

+ func (s *ObjectState) SetFill(v FillType)

+ func (s *ObjectState) SetFillColor(v *Color)

+ func (s *ObjectState) SetPen(v PenType)

+ func (s *ObjectState) SetPenColor(v *Color)

+ func (s *ObjectState) SetPenWidth(v float64)

+ type PenType int64

+ var PenDashed PenType = PenType(wasm.PEN_DASHED)

+ var PenDotted PenType = PenType(wasm.PEN_DOTTED)

+ var PenNone PenType = PenType(wasm.PEN_NONE)

+ var PenSolid PenType = PenType(wasm.PEN_SOLID)

+ type Plugin interface

+ func DefaultPlugins(ctx context.Context) ([]Plugin, error)

+ type PointFloat struct

+ func (p *PointFloat) SetX(x float64)

+ func (p *PointFloat) SetY(y float64)

+ func (p *PointFloat) X() float64

+ func (p *PointFloat) Y() float64

+ type PostScriptAlias struct

+ func (s *PostScriptAlias) Family() string

+ func (s *PostScriptAlias) Name() string

+ func (s *PostScriptAlias) SVGFontFamily() string

+ func (s *PostScriptAlias) SVGFontStyle() string

+ func (s *PostScriptAlias) SVGFontWeight() string

+ func (s *PostScriptAlias) SetFamily(v string)

+ func (s *PostScriptAlias) SetName(v string)

+ func (s *PostScriptAlias) SetSVGFontFamily(v string)

+ func (s *PostScriptAlias) SetSVGFontStyle(v string)

+ func (s *PostScriptAlias) SetSVGFontWeight(v string)

+ func (s *PostScriptAlias) SetStretch(v string)

+ func (s *PostScriptAlias) SetStyle(v string)

+ func (s *PostScriptAlias) SetWeight(v string)

+ func (s *PostScriptAlias) SetXFigCode(v int)

+ func (s *PostScriptAlias) Stretch() string

+ func (s *PostScriptAlias) Style() string

+ func (s *PostScriptAlias) Weight() string

+ func (s *PostScriptAlias) XFigCode() int

+ type RenderEngine interface

+ BeginAnchor func(ctx context.Context, job *Job, href, tooltip, target, id string) error

+ BeginCluster func(ctx context.Context, job *Job) error

+ BeginEdge func(ctx context.Context, job *Job) error

+ BeginEdges func(ctx context.Context, job *Job) error

+ BeginGraph func(ctx context.Context, job *Job) error

+ BeginJob func(ctx context.Context, job *Job) error

+ BeginLabel func(ctx context.Context, job *Job, labelType LabelType) error

+ BeginLayer func(ctx context.Context, job *Job, layerName string, layerNum, numLayers int) error

+ BeginNode func(ctx context.Context, job *Job) error

+ BeginNodes func(ctx context.Context, job *Job) error

+ BeginPage func(ctx context.Context, job *Job) error

+ BezierCurve func(ctx context.Context, job *Job, points []*PointFloat) error

+ Comment func(ctx context.Context, job *Job, comment string) error

+ Ellipse func(ctx context.Context, job *Job, points []*PointFloat, filled bool) error

+ EndAnchor func(ctx context.Context, job *Job) error

+ EndCluster func(ctx context.Context, job *Job) error

+ EndEdge func(ctx context.Context, job *Job) error

+ EndEdges func(ctx context.Context, job *Job) error

+ EndGraph func(ctx context.Context, job *Job) error

+ EndJob func(ctx context.Context, job *Job) error

+ EndLabel func(ctx context.Context, job *Job) error

+ EndLayer func(ctx context.Context, job *Job) error

+ EndNode func(ctx context.Context, job *Job) error

+ EndNodes func(ctx context.Context, job *Job) error

+ EndPage func(ctx context.Context, job *Job) error

+ LibraryShape func(ctx context.Context, job *Job, s string, points []*PointFloat, filled bool) error

+ Polygon func(ctx context.Context, job *Job, points []*PointFloat, filled bool) error

+ Polyline func(ctx context.Context, job *Job, points []*PointFloat) error

+ ResolveColor func(ctx context.Context, job *Job, color *Color) error

+ TextSpan func(ctx context.Context, job *Job, point *PointFloat, textSpan *TextSpan) error

+ type RenderFeature int64

+ var RenderDoesLabels RenderFeature = RenderFeature(wasm.RENDER_DOES_LABELS)

+ var RenderDoesMapBspline RenderFeature = RenderFeature(wasm.RENDER_DOES_MAP_BSPLINE)

+ var RenderDoesMapCircle RenderFeature = RenderFeature(wasm.RENDER_DOES_MAP_CIRCLE)

+ var RenderDoesMapEllipse RenderFeature = RenderFeature(wasm.RENDER_DOES_MAP_ELLIPSE)

+ var RenderDoesMapPolygon RenderFeature = RenderFeature(wasm.RENDER_DOES_MAP_POLYGON)

+ var RenderDoesMapRectangle RenderFeature = RenderFeature(wasm.RENDER_DOES_MAP_RECTANGLE)

+ var RenderDoesMaps RenderFeature = RenderFeature(wasm.RENDER_DOES_MAPS)

+ var RenderDoesTargets RenderFeature = RenderFeature(wasm.RENDER_DOES_TARGETS)

+ var RenderDoesTooltips RenderFeature = RenderFeature(wasm.RENDER_DOES_TOOLTIPS)

+ var RenderDoesTransform RenderFeature = RenderFeature(wasm.RENDER_DOES_TRANSFORM)

+ var RenderDoesZ RenderFeature = RenderFeature(wasm.RENDER_DOES_Z)

+ var RenderNoWhiteBg RenderFeature = RenderFeature(wasm.RENDER_NO_WHITE_BG)

+ var RenderYGoesDown RenderFeature = RenderFeature(wasm.RENDER_Y_GOES_DOWN)

+ type RenderPlugin struct

+ func JPGRenderPlugin(ctx context.Context) (*RenderPlugin, error)

+ func NewRenderPlugin(ctx context.Context, typ string, engine RenderEngine, ...) (*RenderPlugin, error)

+ func PNGRenderPlugin(ctx context.Context) (*RenderPlugin, error)

+ type RenderPluginOption func(*renderConfig)

+ func WithRenderColorType(typ ColorType) RenderPluginOption

+ func WithRenderFeatures(features ...RenderFeature) RenderPluginOption

+ func WithRenderPAD(pad float64) RenderPluginOption

+ func WithRenderQuality(quality int) RenderPluginOption

+ type Scale = PointFloat

+ type TextFont struct

+ func (f *TextFont) Color() string

+ func (f *TextFont) Count() uint

+ func (f *TextFont) Flags() uint

+ func (f *TextFont) Name() string

+ func (f *TextFont) PostScriptAlias() *PostScriptAlias

+ func (f *TextFont) SetColor(v string)

+ func (f *TextFont) SetCount(v uint)

+ func (f *TextFont) SetFlags(v uint)

+ func (f *TextFont) SetName(v string)

+ func (f *TextFont) SetPostScriptAlias(v *PostScriptAlias)

+ func (f *TextFont) SetSize(v float64)

+ func (f *TextFont) Size() float64

type TextSpan

+ func (s *TextSpan) Font() *TextFont

+ func (s *TextSpan) Just() int

+ func (s *TextSpan) SetFont(v *TextFont)

+ func (s *TextSpan) SetJust(v int)

+ func (s *TextSpan) SetSize(v *PointFloat)

+ func (s *TextSpan) SetText(v string)

+ func (s *TextSpan) SetYOffsetCenterLine(v float64)

+ func (s *TextSpan) SetYOffsetLayout(v float64)

+ func (s *TextSpan) Size() *PointFloat

+ func (s *TextSpan) Text() string

+ func (s *TextSpan) YOffsetCenterLine() float64

+ func (s *TextSpan) YOffsetLayout() float64

+ type Translation = PointFloat

Feb 10, 2020

Changes in this version

+ func RegisterRenderer(name string, renderer Renderer)

+ func SetFontFace(fn func(size float64) (font.Face, error))

+ type Box struct

+ LL Point

+ UR Point

+ type Boxf struct

+ LL Pointf

+ UR Pointf

+ type Color struct

+ A uint

+ B uint

+ G uint

+ R uint

+ type Context struct

+ func New() *Context

+ func (c *Context) Close() error

+ func (c *Context) FreeLayout(g *cgraph.Graph) error

+ func (c *Context) Layout(g *cgraph.Graph, engine string) error

+ func (c *Context) RenderData(g *cgraph.Graph, format string, w io.Writer) error

+ func (c *Context) RenderFilename(g *cgraph.Graph, format, filename string) error

+ func (c *Context) RenderImage(g *cgraph.Graph, format string) (image.Image, error)

+ type DefaultRenderer struct

+ func (*DefaultRenderer) BeginAnchor(job *Job, href, tooltip, target, id string) error

+ func (*DefaultRenderer) BeginCluster(job *Job) error

+ func (*DefaultRenderer) BeginEdge(job *Job) error

+ func (*DefaultRenderer) BeginEdges(job *Job) error

+ func (*DefaultRenderer) BeginGraph(job *Job) error

+ func (*DefaultRenderer) BeginJob(job *Job) error

+ func (*DefaultRenderer) BeginLabel(job *Job, typ int) error

+ func (*DefaultRenderer) BeginLayer(job *Job, layerName string, layerNum int, numLayers int) error

+ func (*DefaultRenderer) BeginNode(job *Job) error

+ func (*DefaultRenderer) BeginNodes(job *Job) error

+ func (*DefaultRenderer) BeginPage(job *Job) error

+ func (*DefaultRenderer) BezierCurve(job *Job, a []Pointf, arrowAtStart, arrowAtEnd int) error

+ func (*DefaultRenderer) Comment(job *Job, comment string) error

+ func (*DefaultRenderer) Ellipse(job *Job, a0, a1 Pointf, filled int) error

+ func (*DefaultRenderer) EndAnchor(job *Job) error

+ func (*DefaultRenderer) EndCluster(job *Job) error

+ func (*DefaultRenderer) EndEdge(job *Job) error

+ func (*DefaultRenderer) EndEdges(job *Job) error

+ func (*DefaultRenderer) EndGraph(job *Job) error

+ func (*DefaultRenderer) EndJob(job *Job) error

+ func (*DefaultRenderer) EndLabel(job *Job) error

+ func (*DefaultRenderer) EndLayer(job *Job) error

+ func (*DefaultRenderer) EndNode(job *Job) error

+ func (*DefaultRenderer) EndNodes(job *Job) error

+ func (*DefaultRenderer) EndPage(job *Job) error

+ func (*DefaultRenderer) LibraryShape(job *Job, name string, a []Pointf, filled int) error

+ func (*DefaultRenderer) Polygon(job *Job, a []Pointf, filled int) error

+ func (*DefaultRenderer) Polyline(job *Job, a []Pointf) error

+ func (*DefaultRenderer) ResolveColor(job *Job, c Color) error

+ func (*DefaultRenderer) TextSpan(job *Job, p Pointf, span *TextSpan) error

+ type ImageRenderer struct

+ func (r *ImageRenderer) BeginPage(job *Job) error

+ func (r *ImageRenderer) BezierCurve(job *Job, a []Pointf, arrowAtStart, arrowAtEnd int) error

+ func (r *ImageRenderer) Ellipse(job *Job, a0, a1 Pointf, filled int) error

+ func (r *ImageRenderer) EndPage(job *Job) error

+ func (r *ImageRenderer) Polygon(job *Job, a []Pointf, filled int) error

+ func (r *ImageRenderer) Polyline(job *Job, a []Pointf) error

+ func (r *ImageRenderer) SetFontFace(fn func(size float64) (font.Face, error))

+ func (r *ImageRenderer) TextSpan(job *Job, p Pointf, span *TextSpan) error

+ type Job struct

+ type Point struct

+ X int

+ Y int

+ type Pointf struct

+ X float64

+ Y float64

+ type Renderer interface

+ BeginAnchor func(*Job, string, string, string, string) error

+ BeginCluster func(*Job) error

+ BeginEdge func(*Job) error

+ BeginEdges func(*Job) error

+ BeginGraph func(*Job) error

+ BeginJob func(*Job) error

+ BeginLabel func(*Job, int) error

+ BeginLayer func(*Job, string, int, int) error

+ BeginNode func(*Job) error

+ BeginNodes func(*Job) error

+ BeginPage func(*Job) error

+ BezierCurve func(*Job, []Pointf, int, int) error

+ Comment func(*Job, string) error

+ Ellipse func(*Job, Pointf, Pointf, int) error

+ EndAnchor func(*Job) error

+ EndCluster func(*Job) error

+ EndEdge func(*Job) error

+ EndEdges func(*Job) error

+ EndGraph func(*Job) error

+ EndJob func(*Job) error

+ EndLabel func(*Job) error

+ EndLayer func(*Job) error

+ EndNode func(*Job) error

+ EndNodes func(*Job) error

+ EndPage func(*Job) error

+ LibraryShape func(*Job, string, []Pointf, int) error

+ Polygon func(*Job, []Pointf, int) error

+ Polyline func(*Job, []Pointf) error

+ ResolveColor func(*Job, Color) error

+ TextSpan func(*Job, Pointf, *TextSpan) error

+ type TextSpan struct