gopdf

package module

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Versions in this module

v0

v0.9.18

May 30, 2021

Changes in this version

+ const AllBorders

+ const DefaultAplhaValue

+ const DeviceGray

+ const SMaskAlphaSubtype

+ const SMaskLuminositySubtype

+ const UnitCM

+ const UnitIN

+ const UnitMM

+ const UnitPT

+ const UnitUnset

+ func ContentObjCalTextHeight(fontsize int) float64

+ func FontConvertHelperCw2Str(cw FontCw) string

+ type BlendModeType string

+ const Color

+ const ColorBurn

+ const ColorDodge

+ const Darken

+ const Difference

+ const Exclusion

+ const HardLight

+ const Hue

+ const Lighten

+ const Luminosity

+ const Multiply

+ const NormalBlendMode

+ const Overlay

+ const Saturation

+ const Screen

+ const SoftLight

+ type Box struct

+ Bottom float64

+ Left float64

+ Right float64

+ Top float64

+ func (box *Box) UnitsToPoints(t int) (b *Box)

type CatalogObj

+ func (c *CatalogObj) SetIndexObjOutlines(index int)

type CellOption

+ Transparency *Transparency

+ type ColorSpaces string

type Config

+ TrimBox Box

type ContentObj

+ func (c *ContentObj) AppendStreamImportedTemplate(tplName string, scaleX float64, scaleY float64, tX float64, tY float64)

+ func (c *ContentObj) AppendStreamPolygon(points []Point, style string)

+ func (c *ContentObj) GetCacheContentImage(index int, opts ImageOptions) *cacheContentImage

+ type CropOptions struct

+ Height float64

+ Width float64

+ X float64

+ Y float64

type Current

+ FontFontCount int

+ FontISubset *SubsetFontObj

+ FontSize int

+ FontStyle int

+ FontType int

+ type ExtGS struct

+ Index int

+ type ExtGState struct

+ BM *BlendModeType

+ CA *float64

+ Index int

+ SMaskIndex *int

+ func GetCachedExtGState(opts ExtGStateOptions, gp *GoPdf) (ExtGState, error)

+ type ExtGStateOptions struct

+ BlendMode *BlendModeType

+ NonStrokingCa *float64

+ SMaskIndex *int

+ StrokingCA *float64

+ func (extOpt ExtGStateOptions) GetId() string

+ type ExtGStatesMap struct

+ func NewExtGStatesMap() ExtGStatesMap

+ func (extm *ExtGStatesMap) Find(extGState ExtGStateOptions) (ExtGState, bool)

+ func (tm *ExtGStatesMap) Save(id string, extGState ExtGState) ExtGState

type GoPdf

+ func (gp *GoPdf) AddOutline(title string)

+ func (gp *GoPdf) AddTTFFontData(family string, fontData []byte) error

+ func (gp *GoPdf) AddTTFFontDataWithOption(family string, fontData []byte, option TtfOption) error

+ func (gp *GoPdf) GetNextObjectID() int

+ func (gp *GoPdf) GetNumberOfPages() int

+ func (gp *GoPdf) ImageByHolderWithOptions(img ImageHolder, opts ImageOptions) error

+ func (gp *GoPdf) ImageFrom(img image.Image, x float64, y float64, rect *Rect) error

+ func (gp *GoPdf) ImportObjects(objs map[int]string, startObjID int)

+ func (gp *GoPdf) ImportPage(sourceFile string, pageno int, box string) int

+ func (gp *GoPdf) ImportPageStream(sourceStream *io.ReadSeeker, pageno int, box string) int

+ func (gp *GoPdf) ImportTemplates(tpls map[string]int)

+ func (gp *GoPdf) IsCurrFontContainGlyph(r rune) (bool, error)

+ func (gp *GoPdf) Polygon(points []Point, style string)

+ func (gp *GoPdf) SetTransparency(transparency Transparency) error

+ func (gp *GoPdf) SplitText(text string, width float64) ([]string, error)

+ func (gp *GoPdf) UseImportedTemplate(tplid int, x float64, y float64, w float64, h float64)

type ImageObj

+ IsMask bool

+ SplittedMask bool

+ type ImageOptions struct

+ Crop *CropOptions

+ HorizontalFlip bool

+ Mask *MaskOptions

+ Rect *Rect

+ Transparency *Transparency

+ VerticalFlip bool

+ X float64

+ Y float64

+ type ImportedObj struct

+ Data string

+ type MaskOptions struct

+ Holder ImageHolder

+ type OutlineObj struct

+ type OutlinesObj struct

+ func (o *OutlinesObj) AddOutline(dest int, title string)

+ func (o *OutlinesObj) Count() int

+ func (o *OutlinesObj) SetIndexObjOutlines(index int)

type PageOption

+ TrimBox *Box

+ type Point struct

+ X float64

+ Y float64

type ProcSetObj

+ ExtGStates []ExtGS

+ ImportedTemplateIds map[string]int

+ RelateXobjs RelateXobjects

+ Relates RelateFonts

+ type RelateXobject struct

+ IndexOfObj int

+ type RelateXobjects []RelateXobject

type SMask

+ Index int

+ S string

+ TransparencyXObjectGroupIndex int

+ func GetCachedMask(opts SMaskOptions, gp *GoPdf) SMask

+ type SMaskMap struct

+ func NewSMaskMap() SMaskMap

+ func (smask *SMaskMap) Find(sMask SMaskOptions) (SMask, bool)

+ func (smask *SMaskMap) Save(id string, sMask SMask) SMask

+ type SMaskOptions struct

+ Subtype SMaskSubtypes

+ TransparencyXObjectGroupIndex int

+ func (smask SMaskOptions) GetId() string

+ type SMaskSubtypes string

type SubsetFontObj

+ func (s *SubsetFontObj) SetTTFData(data []byte) error

+ type Transparency struct

+ Alpha float64

+ BlendModeType BlendModeType

+ func NewTransparency(alpha float64, blendModeType string) (Transparency, error)

+ func (t Transparency) GetId() string

+ type TransparencyMap struct

+ func NewTransparencyMap() TransparencyMap

+ func (tm *TransparencyMap) Find(transparency Transparency) (Transparency, bool)

+ func (tm *TransparencyMap) Save(transparency Transparency) Transparency

+ type TransparencyXObjectGroup struct

+ BBox [4]float64

+ ExtGStateIndexes []int

+ Index int

+ Matrix [6]float64

+ XObjects []cacheContentImage

+ func GetCachedTransparencyXObjectGroup(opts TransparencyXObjectGroupOptions, gp *GoPdf) (TransparencyXObjectGroup, error)

+ type TransparencyXObjectGroupOptions struct

+ BBox [4]float64

+ ExtGStateIndexes []int

+ Protection *PDFProtection

+ XObjects []cacheContentImage

v0.9.1

May 6, 2019

v0.9.0

Feb 23, 2019

Changes in this version

+ const Unit_CM

+ const Unit_IN

+ const Unit_MM

+ const Unit_PT

+ const Unit_Unset

+ func PointsToUnits(t int, u float64) float64

+ func PointsToUnitsVar(t int, u ...*float64)

+ func UnitsToPoints(t int, u float64) float64

+ func UnitsToPointsVar(t int, u ...*float64)

type GoPdf

+ func (gp *GoPdf) MarginBottom() float64

+ func (gp *GoPdf) MarginLeft() float64

+ func (gp *GoPdf) MarginRight() float64

+ func (gp *GoPdf) MarginTop() float64

+ func (gp *GoPdf) Margins() (float64, float64, float64, float64)

+ func (gp *GoPdf) MultiCell(rectangle *Rect, text string) error

+ func (gp *GoPdf) PointsToUnits(u float64) float64

+ func (gp *GoPdf) PointsToUnitsVar(u ...*float64)

+ func (gp *GoPdf) SetMarginBottom(margin float64)

+ func (gp *GoPdf) SetMarginLeft(margin float64)

+ func (gp *GoPdf) SetMarginRight(margin float64)

+ func (gp *GoPdf) SetMarginTop(margin float64)

+ func (gp *GoPdf) SetMargins(left, top, right, bottom float64)

+ func (gp *GoPdf) UnitsToPoints(u float64) float64

+ func (gp *GoPdf) UnitsToPointsVar(u ...*float64)

+ type Margins struct

+ Bottom float64

+ Left float64

+ Right float64

+ Top float64

type Rect

+ func (rect *Rect) PointsToUnits(t int) (r *Rect)

+ func (rect *Rect) UnitsToPoints(t int) (r *Rect)

v0.8.3

Dec 5, 2018

Changes in this version

+ var PageSize10x14 = Rect

+ var PageSizeA0 = Rect

+ var PageSizeA1 = Rect

+ var PageSizeA2 = Rect

+ var PageSizeA3 = Rect

+ var PageSizeA4 = Rect

+ var PageSizeA4Small = Rect

+ var PageSizeA5 = Rect

+ var PageSizeB4 = Rect

+ var PageSizeB5 = Rect

+ var PageSizeExecutive = Rect

+ var PageSizeFolio = Rect

+ var PageSizeLedger = Rect

+ var PageSizeLegal = Rect

+ var PageSizeLetter = Rect

+ var PageSizeLetterSmall = Rect

+ var PageSizeQuarto = Rect

+ var PageSizeStatement = Rect

+ var PageSizeTabloid = Rect

type GoPdf

+ func (gp *GoPdf) Rotate(angle, x, y float64)

+ func (gp *GoPdf) RotateReset()

v0.8.2

Oct 31, 2018

v0.8.1

Oct 3, 2018

v0.8.0

Apr 26, 2018

Changes in this version

+ const ARG_1_AND_2_ARE_WORDS

+ const Bold

+ const Bottom

+ const Center

+ const ContentTypeCell

+ const ContentTypeText

+ const Italic

+ const Left

+ const MORE_COMPONENTS

+ const Middle

+ const PermissionsAnnotForms

+ const PermissionsCopy

+ const PermissionsModify

+ const PermissionsPrint

+ const Regular

+ const Right

+ const Top

+ const Underline

+ const WE_HAVE_AN_X_AND_Y_SCALE

+ const WE_HAVE_A_SCALE

+ const WE_HAVE_A_TWO_BY_TWO

+ var EntrySelectors = []int

+ var ErrCharNotFound = errors.New("char not found")

+ var ErrNotSupportShortIndexYet = errors.New("not suport none short index yet")

+ func CheckSum(data []byte) uint

+ func Chr(n int) byte

+ func ContentObj_CalTextHeight(fontsize int) float64

+ func CreateEmbeddedFontSubsetName(name string) string

+ func DebugSubType(b []byte)

+ func DesignUnitsToPdf(val int, unitsPerEm uint) int

+ func FontConvertHelper_Cw2Str(cw FontCw) string

+ func GetBuffer() *bytes.Buffer

+ func ImgReactagleToWH(imageRect image.Rectangle) (float64, float64)

+ func PutBuffer(buf *bytes.Buffer)

+ func ReadShortFromByte(data []byte, offset int) (int64, int)

+ func ReadUShortFromByte(data []byte, offset int) (uint64, int)

+ func StrHelperGetStringWidth(str string, fontSize int, ifont IFont) float64

+ func ToByte(chr string) byte

+ func WriteBytes(w io.Writer, data []byte, offset int, count int) error

+ func WriteTag(w io.Writer, tag string) error

+ func WriteUInt16(w io.Writer, v uint) error

+ func WriteUInt32(w io.Writer, v uint) error

+ type Buff struct

+ func (b *Buff) Bytes() []byte

+ func (b *Buff) Len() int

+ func (b *Buff) Position() int

+ func (b *Buff) SetPosition(pos int)

+ func (b *Buff) Write(p []byte) (int, error)

+ type CIDFontObj struct

+ PtrToSubsetFontObj *SubsetFontObj

+ func (ci *CIDFontObj) SetIndexObjSubfontDescriptor(index int)

+ func (ci *CIDFontObj) SetPtrToSubsetFontObj(ptr *SubsetFontObj)

+ type CacheContent struct

+ func (c *CacheContent) Setup(rectangle *Rect, textColor Rgb, grayFill float64, fontCountIndex int, ...)

+ func (c *CacheContent) WriteTextToContent(text string)

+ type CatalogObj struct

+ type CellOption struct

+ Align int

+ Border int

+ Float int

+ type Config struct

+ K float64

+ PageSize Rect

+ Protection PDFProtectionConfig

+ Unit string

+ type ContentObj struct

+ func (c *ContentObj) AppendStreamCurve(x0 float64, y0 float64, x1 float64, y1 float64, x2 float64, y2 float64, ...)

+ func (c *ContentObj) AppendStreamImage(index int, x float64, y float64, rect *Rect)

+ func (c *ContentObj) AppendStreamLine(x1 float64, y1 float64, x2 float64, y2 float64)

+ func (c *ContentObj) AppendStreamOval(x1 float64, y1 float64, x2 float64, y2 float64)

+ func (c *ContentObj) AppendStreamRectangle(x float64, y float64, wdth float64, hght float64, style string)

+ func (c *ContentObj) AppendStreamSetColorFill(r uint8, g uint8, b uint8)

+ func (c *ContentObj) AppendStreamSetColorStroke(r uint8, g uint8, b uint8)

+ func (c *ContentObj) AppendStreamSetGrayFill(w float64)

+ func (c *ContentObj) AppendStreamSetGrayStroke(w float64)

+ func (c *ContentObj) AppendStreamSetLineType(t string)

+ func (c *ContentObj) AppendStreamSetLineWidth(w float64)

+ func (c *ContentObj) AppendStreamSubsetFont(rectangle *Rect, text string, cellOpt CellOption) error

+ func (c *ContentObj) AppendStreamText(text string) error

+ type Current struct

+ CountOfFont int

+ CountOfImg int

+ CountOfL int

+ Font_FontCount int

+ Font_ISubset *SubsetFontObj

+ Font_Size int

+ Font_Style int

+ Font_Type int

+ ImgCaches []ImageCache

+ IndexOfFontObj int

+ IndexOfPageObj int

+ X float64

+ Y float64

+ type DeviceRGBObj struct

+ type EmbedFontObj struct

+ Data string

+ func (e *EmbedFontObj) SetFont(font IFont, zfontpath string)

+ type EncodingObj struct

+ func (e *EncodingObj) GetFont() IFont

+ func (e *EncodingObj) SetFont(font IFont)

+ type EncryptionObj struct

+ type FontCw map[byte]int

+ type FontDescItem struct

+ Key string

+ Val string

+ type FontDescriptorObj struct

+ func (f *FontDescriptorObj) GetFont() IFont

+ func (f *FontDescriptorObj) SetFont(font IFont)

+ func (f *FontDescriptorObj) SetFontFileObjRelate(relate string)

+ type FontObj struct

+ CountOfFont int

+ Family string

+ Font IFont

+ IsEmbedFont bool

+ func (f *FontObj) SetIndexObjEncoding(index int)

+ func (f *FontObj) SetIndexObjFontDescriptor(index int)

+ func (f *FontObj) SetIndexObjWidth(index int)

+ type FuncKernOverride func(leftRune rune, rightRune rune, leftPair uint, rightPair uint, pairVal int16) int16

+ type GoPdf struct

+ func (gp *GoPdf) AddExternalLink(url string, x, y, w, h float64)

+ func (gp *GoPdf) AddInternalLink(anchor string, x, y, w, h float64)

+ func (gp *GoPdf) AddPage()

+ func (gp *GoPdf) AddPageWithOption(opt PageOption)

+ func (gp *GoPdf) AddTTFFont(family string, ttfpath string) error

+ func (gp *GoPdf) AddTTFFontByReader(family string, rd io.Reader) error

+ func (gp *GoPdf) AddTTFFontByReaderWithOption(family string, rd io.Reader, option TtfOption) error

+ func (gp *GoPdf) AddTTFFontWithOption(family string, ttfpath string, option TtfOption) error

+ func (gp *GoPdf) Br(h float64)

+ func (gp *GoPdf) Cell(rectangle *Rect, text string) error

+ func (gp *GoPdf) CellWithOption(rectangle *Rect, text string, opt CellOption) error

+ func (gp *GoPdf) Close() error

+ func (gp *GoPdf) Curve(x0 float64, y0 float64, x1 float64, y1 float64, x2 float64, y2 float64, ...)

+ func (gp *GoPdf) GetBytesPdf() []byte

+ func (gp *GoPdf) GetBytesPdfReturnErr() ([]byte, error)

+ func (gp *GoPdf) GetX() float64

+ func (gp *GoPdf) GetY() float64

+ func (gp *GoPdf) Image(picPath string, x float64, y float64, rect *Rect) error

+ func (gp *GoPdf) ImageByHolder(img ImageHolder, x float64, y float64, rect *Rect) error

+ func (gp *GoPdf) KernOverride(family string, fn FuncKernOverride) error

+ func (gp *GoPdf) Line(x1 float64, y1 float64, x2 float64, y2 float64)

+ func (gp *GoPdf) MeasureTextWidth(text string) (float64, error)

+ func (gp *GoPdf) Oval(x1 float64, y1 float64, x2 float64, y2 float64)

+ func (gp *GoPdf) Read(p []byte) (int, error)

+ func (gp *GoPdf) RectFromLowerLeft(x float64, y float64, wdth float64, hght float64)

+ func (gp *GoPdf) RectFromLowerLeftWithStyle(x float64, y float64, wdth float64, hght float64, style string)

+ func (gp *GoPdf) RectFromUpperLeft(x float64, y float64, wdth float64, hght float64)

+ func (gp *GoPdf) RectFromUpperLeftWithStyle(x float64, y float64, wdth float64, hght float64, style string)

+ func (gp *GoPdf) SetAnchor(name string)

+ func (gp *GoPdf) SetCompressLevel(level int)

+ func (gp *GoPdf) SetFillColor(r uint8, g uint8, b uint8)

+ func (gp *GoPdf) SetFont(family string, style string, size int) error

+ func (gp *GoPdf) SetFontWithStyle(family string, style int, size int) error

+ func (gp *GoPdf) SetGrayFill(grayScale float64)

+ func (gp *GoPdf) SetGrayStroke(grayScale float64)

+ func (gp *GoPdf) SetInfo(info PdfInfo)

+ func (gp *GoPdf) SetLeftMargin(margin float64)

+ func (gp *GoPdf) SetLineType(linetype string)

+ func (gp *GoPdf) SetLineWidth(width float64)

+ func (gp *GoPdf) SetNoCompression()

+ func (gp *GoPdf) SetStrokeColor(r uint8, g uint8, b uint8)

+ func (gp *GoPdf) SetTextColor(r uint8, g uint8, b uint8)

+ func (gp *GoPdf) SetTopMargin(margin float64)

+ func (gp *GoPdf) SetX(x float64)

+ func (gp *GoPdf) SetY(y float64)

+ func (gp *GoPdf) Start(config Config)

+ func (gp *GoPdf) Text(text string) error

+ func (gp *GoPdf) Write(w io.Writer) error

+ func (gp *GoPdf) WritePdf(pdfPath string)

+ type IFont interface

+ GetCw func() FontCw

+ GetDesc func() []FontDescItem

+ GetDiff func() string

+ GetEnc func() string

+ GetFamily func() string

+ GetName func() string

+ GetOriginalsize func() int

+ GetType func() string

+ GetUp func() int

+ GetUt func() int

+ Init func()

+ SetFamily func(family string)

+ type IObj interface

+ type ImageCache struct

+ Index int

+ Path string

+ Rect *Rect

+ type ImageHolder interface

+ ID func() string

+ func ImageHolderByBytes(b []byte) (ImageHolder, error)

+ func ImageHolderByPath(path string) (ImageHolder, error)

+ func ImageHolderByReader(r io.Reader) (ImageHolder, error)

+ type ImageObj struct

+ func (i *ImageObj) GetRect() *Rect

+ func (i *ImageObj) Parse() error

+ func (i *ImageObj) SetImage(r io.Reader) error

+ func (i *ImageObj) SetImagePath(path string) error

+ type MapOfCharacterToGlyphIndex struct

+ Keys []rune

+ Vals []uint

+ func NewMapOfCharacterToGlyphIndex() *MapOfCharacterToGlyphIndex

+ func (m *MapOfCharacterToGlyphIndex) AllKeys() []rune

+ func (m *MapOfCharacterToGlyphIndex) AllVals() []uint

+ func (m *MapOfCharacterToGlyphIndex) Index(k rune) (int, bool)

+ func (m *MapOfCharacterToGlyphIndex) KeyExists(k rune) bool

+ func (m *MapOfCharacterToGlyphIndex) Set(k rune, v uint)

+ func (m *MapOfCharacterToGlyphIndex) Val(k rune) (uint, bool)

+ type PDFProtection struct

+ func (p *PDFProtection) EncryptionObj() *EncryptionObj

+ func (p *PDFProtection) Objectkey(objID int) []byte

+ func (p *PDFProtection) SetProtection(permissions int, userPass []byte, ownerPass []byte) error

+ type PDFProtectionConfig struct

+ OwnerPass []byte

+ Permissions int

+ UseProtection bool

+ UserPass []byte

+ type PageObj struct

+ Contents string

+ Links []linkOption

+ ResourcesRelate string

+ type PageOption struct

+ PageSize Rect

+ type PagesObj struct

+ Kids string

+ PageCount int

+ type PdfDictionaryObj struct

+ PtrToSubsetFontObj *SubsetFontObj

+ func (p *PdfDictionaryObj) AddCompositeGlyphs(glyphArray *[]int, glyph int)

+ func (p *PdfDictionaryObj) GetOffset(glyph int) int

+ func (p *PdfDictionaryObj) SetPtrToSubsetFontObj(ptr *SubsetFontObj)

+ type PdfInfo struct

+ Author string

+ CreationDate time.Time

+ Creator string

+ Producer string

+ Subject string

+ Title string

+ type ProcSetObj struct

+ RealteXobjs RealteXobjects

+ Realtes RelateFonts

+ type RealteXobject struct

+ IndexOfObj int

+ type RealteXobjects []RealteXobject

+ type Rect struct

+ H float64

+ W float64

+ type RelateFont struct

+ CountOfFont int

+ Family string

+ IndexOfObj int

+ Style int

+ type RelateFonts []RelateFont

+ func (re *RelateFonts) IsContainsFamily(family string) bool

+ func (re *RelateFonts) IsContainsFamilyAndStyle(family string, style int) bool

+ type Rgb struct

+ func (rgb *Rgb) SetB(b uint8)

+ func (rgb *Rgb) SetG(g uint8)

+ func (rgb *Rgb) SetR(r uint8)

+ type SMask struct

+ type SubfontDescriptorObj struct

+ PtrToSubsetFontObj *SubsetFontObj

+ func (s *SubfontDescriptorObj) SetIndexObjPdfDictionary(index int)

+ func (s *SubfontDescriptorObj) SetPtrToSubsetFontObj(ptr *SubsetFontObj)

+ type SubsetFontObj struct

+ CharacterToGlyphIndex *MapOfCharacterToGlyphIndex

+ CountOfFont int

+ Family string

+ func (s *SubsetFontObj) AddChars(txt string) error

+ func (s *SubsetFontObj) CharCodeToGlyphIndex(r rune) (uint, error)

+ func (s *SubsetFontObj) CharIndex(r rune) (uint, error)

+ func (s *SubsetFontObj) CharWidth(r rune) (uint, error)

+ func (s *SubsetFontObj) GetFamily() string

+ func (s *SubsetFontObj) GetTTFParser() *core.TTFParser

+ func (s *SubsetFontObj) GetTtfFontOption() TtfOption

+ func (s *SubsetFontObj) GetUp() int

+ func (s *SubsetFontObj) GetUt() int

+ func (s *SubsetFontObj) GlyphIndexToPdfWidth(glyphIndex uint) uint

+ func (s *SubsetFontObj) KernValueByLeft(left uint) (bool, *core.KernValue)

+ func (s *SubsetFontObj) SetFamily(familyname string)

+ func (s *SubsetFontObj) SetIndexObjCIDFont(index int)

+ func (s *SubsetFontObj) SetIndexObjUnicodeMap(index int)

+ func (s *SubsetFontObj) SetTTFByPath(ttfpath string) error

+ func (s *SubsetFontObj) SetTTFByReader(rd io.Reader) error

+ func (s *SubsetFontObj) SetTtfFontOption(option TtfOption)

+ type TtfOption struct

+ Style int

+ UseKerning bool

+ type UnicodeMap struct

+ PtrToSubsetFontObj *SubsetFontObj

+ func (u *UnicodeMap) SetPtrToSubsetFontObj(ptr *SubsetFontObj)

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