HPDF-0.3: PDF API for Haskell Contents Index

Graphics.PDF.Color

Contents Colors Data types Operators

Description

Functions used to control the colors in a PDF document

Synopsis

data Color = Rgb Float Float Float strokeColor :: Color -> PdfCmd fillColor :: Color -> PdfCmd rgbSpace :: PdfCmd setAlpha :: Float -> PdfCmd resetAlpha :: PdfCmd

Colors

Data types

data Color

Color data type Constructors Rgb Float Float Float RGB Color Instances Show Color

Operators

strokeColor :: Color -> PdfCmd

Change the stroke color in a PDF document

fillColor :: Color -> PdfCmd

Change the fill color in a PDF document

rgbSpace :: PdfCmd

Set color space to RGB. Must always be used before starting to use any color.

setAlpha :: Float -> PdfCmd

Change the alpha setting for transparency in the document

resetAlpha :: PdfCmd

Reset alpha value to opaque for stroke and fill colors

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