Class PdfGraphics

Lightweight builder for PDF content streams. Chains PDF operators via a fluent API and emits the final stream with build(). Enhanced with text measurement capabilities for layout calculations.

Constructors

constructor

new PdfGraphics(
    options?: {
        defaultAppearance?: PdfDefaultAppearance;
        resolvedFonts?: Map<string, PdfFont>;
    },
): PdfGraphics
Parameters
- Optionaloptions: {
  defaultAppearance?: PdfDefaultAppearance;
  resolvedFonts?: Map<string, PdfFont>;
  }
Returns PdfGraphics
- Defined in packages/pdf-lite/src/acroform/appearance/pdf-graphics.ts:15

Methods

beginMarkedContent

beginMarkedContent(): this
Returns this
- Defined in packages/pdf-lite/src/acroform/appearance/pdf-graphics.ts:71

beginText

beginText(): this
Returns this
- Defined in packages/pdf-lite/src/acroform/appearance/pdf-graphics.ts:33

build

build(): string
Returns string
- Defined in packages/pdf-lite/src/acroform/appearance/pdf-graphics.ts:138

calculateFittingFontSize

calculateFittingFontSize(
    text: string,
    maxWidth: number,
    maxHeight?: number,
    lineHeight?: number,
): number
Calculate the minimum font size needed to fit text within given constraints.
Parameters
- text: string
- maxWidth: number
- OptionalmaxHeight: number
- lineHeight: number = 1.2
Returns number
- Defined in packages/pdf-lite/src/acroform/appearance/pdf-graphics.ts:263

closePath

closePath(): this
Returns this
- Defined in packages/pdf-lite/src/acroform/appearance/pdf-graphics.ts:133

curveTo

curveTo(
    x1: number,
    y1: number,
    x2: number,
    y2: number,
    x3: number,
    y3: number,
): this
Parameters
- x1: number
- y1: number
- x2: number
- y2: number
- x3: number
- y3: number
Returns this
- Defined in packages/pdf-lite/src/acroform/appearance/pdf-graphics.ts:111

endMarkedContent

endMarkedContent(): this
Returns this
- Defined in packages/pdf-lite/src/acroform/appearance/pdf-graphics.ts:76

endText

endText(): this
Returns this
- Defined in packages/pdf-lite/src/acroform/appearance/pdf-graphics.ts:38

fill

fill(): this
Returns this
- Defined in packages/pdf-lite/src/acroform/appearance/pdf-graphics.ts:123

lineTo

lineTo(x: number, y: number): this
Parameters
- x: number
- y: number
Returns this
- Defined in packages/pdf-lite/src/acroform/appearance/pdf-graphics.ts:106

measureTextWidth

measureTextWidth(text: string, fontSize?: number): number
Calculate the width of text using the current font and size.
Parameters
- text: string
- OptionalfontSize: number
Returns number
- Defined in packages/pdf-lite/src/acroform/appearance/pdf-graphics.ts:160

movePath

movePath(x: number, y: number): this
Parameters
- x: number
- y: number
Returns this
- Defined in packages/pdf-lite/src/acroform/appearance/pdf-graphics.ts:101

moveTo

moveTo(x: number, y: number): this
Parameters
- x: number
- y: number
Returns this
- Defined in packages/pdf-lite/src/acroform/appearance/pdf-graphics.ts:50

raw

raw(op: string): this
Parameters
- op: string
Returns this
- Defined in packages/pdf-lite/src/acroform/appearance/pdf-graphics.ts:81

restore

restore(): this
Returns this
- Defined in packages/pdf-lite/src/acroform/appearance/pdf-graphics.ts:28

save

save(): this
Returns this
- Defined in packages/pdf-lite/src/acroform/appearance/pdf-graphics.ts:23

setDefaultAppearance

setDefaultAppearance(da: PdfDefaultAppearance): this
Parameters
- da: PdfDefaultAppearance
Returns this
- Defined in packages/pdf-lite/src/acroform/appearance/pdf-graphics.ts:43

setFillGray

setFillGray(v: number): this
Parameters
- v: number
Returns this
- Defined in packages/pdf-lite/src/acroform/appearance/pdf-graphics.ts:91

setFillRGB

setFillRGB(r: number, g: number, b: number): this
Parameters
- r: number
- g: number
- b: number
Returns this
- Defined in packages/pdf-lite/src/acroform/appearance/pdf-graphics.ts:86

setFont

setFont(name: string, size: number): this
Parameters
- name: string
- size: number
Returns this
- Defined in packages/pdf-lite/src/acroform/appearance/pdf-graphics.ts:96

showLiteralText

showLiteralText(text: string): this
Parameters
- text: string
Returns this
- Defined in packages/pdf-lite/src/acroform/appearance/pdf-graphics.ts:66

showText

showText(
    text: string,
    isUnicode: boolean,
    reverseEncodingMap?: Map<string, number>,
): this
Parameters
- text: string
- isUnicode: boolean
- OptionalreverseEncodingMap: Map<string, number>
Returns this
- Defined in packages/pdf-lite/src/acroform/appearance/pdf-graphics.ts:55

stroke

stroke(): this
Returns this
- Defined in packages/pdf-lite/src/acroform/appearance/pdf-graphics.ts:128

wrapTextToLines

wrapTextToLines(text: string, maxWidth: number, fontSize?: number): string[]
Wrap text to fit within the specified width, breaking at word boundaries.
Parameters
- text: string
- maxWidth: number
- OptionalfontSize: number
Returns string[]
- Defined in packages/pdf-lite/src/acroform/appearance/pdf-graphics.ts:207