polar returns the euclidian corrdinates from polar coordinates

radians converts degrees to radians

readcmd reads interaction commands

reload reloads the content and shows the first slide

rp returns n random coordinates radiating from (cx, cy)

setfontdir determines the font directory: if the string argument is non-empty, use that, otherwise use the contents of the DECKFONT environment variab

setfontdir determines the font directory: if the string argument is non-empty, use that, otherwise use the contents of the DECKFONT environment variab

showtext places fully attributed text at the specified location

slides reads the deck file, making the PDF version

See: http://vormplus.be/blog/article/processing-month-day-4-stars

helpers stopProcess kills and waits for a running process to exit

swapext swaps the specified file extensions

textwrap draws text at location, wrapping at the specified width

textwrap draws text at location, wrapping at the specified width

uarrow draws an arrow pointing upwards

usage prints the usage message

vmap maps one interval to another

Dump shows the decoded description

TextRotate places rotated text

arc draws a line

arc makes arc markup from the arc structure.

background places a colored rectangle

background places a colored rectangle

background places a colored rectangle

bullet draws a bullet

bullet draws a bullet

bullet draws a bullet

circle makes square markup from the ellipse structure.

codepic makes a code and picture slides

colorNumbers returns a list of numbers from a comma separated list, in the form of xxx(n1, n2, n3), after removing tabs and spaces.

curve makes curve markup from the curve structure.

deckinfo returns information (file, size, date) for a deck and movie files in the deck directory

dispatch parses commands and calls the correct function

doarc draws a line

doarc draws an arc

doarc draws an arc

docurve draws a bezier curve

docurve draws a bezier curve

docurve draws a bezier curve

dodeck turns deck input files into SVG SVG is written the destination directory, to filenames based on the input name.

dodeck sets up the graphics environment and kicks off the interaction

dodeck turns deck input files into PNG files PNGs are written to the destination directory, to filenames based on the input name.

doellipse draws a rectangle

doellipse draws an ellipse

doellipse draws a rectangle

doline draws a line

doline draws a line

doline draws a line

dolists places lists on the canvas

dolist places lists on the canvas

dolists places lists on the canvas

dopoly draws a polygon

dopoly draws a polygon

dopoly draws a polygon

doslides reads the deck file, making the SVG version

doslides reads the deck file, making a series of PNGs

dotext places text elements on the canvas according to type

dotext places text elements on the canvas according to type

dotext places text elements on the canvas according to type

ellipse draws a rectangle

ellipse makes ellipse markup from the ellipse structure.

content reads data from a file, returning a tab-expanded string

fitlist fits a list in a vertical range

fontlookup maps font aliases to implementation font names

gradient sets the background color gradient

gradientbg sets the background color gradient

gradientbg sets the background color gradient

grid makes a labeled grid

grid makes a percentage scale

grid makes a percentage scale

grid makes a percentage scale

h2r converts hsv to rgb colors

hsv2rgb converts hsv(h (0-360), s (0-100), v (0-100)) to rgb reference: https://en.wikipedia.org/wiki/HSL_and_HSV#HSV_to_RGB

hsv2rgb converts hsv(h (0-360), s (0-100), v (0-100)) to rgb reference: https://en.wikipedia.org/wiki/HSL_and_HSV#HSV_to_RGB

hsv2rgb converts hsv(h (0-360), s (0-100), v (0-100)) to rgb reference: https://en.wikipedia.org/wiki/HSL_and_HSV#HSV_to_RGB

hup processes the hangup (SIGHUP) signal re-read the input, adjust the number of slides, show the first slide

image makes image markup from the deck image structure.

imageinfo returns the dimensions of an image

imageInfo returns the dimensions of an image

imagesize returns the dimensions (w,h) of an image file

includefile returns the contents of a file as string

includefile returns the contents of a file as string

includefile returns the contents of a file as string

includefile returns the contents of a file as string

includefile returns the content of a file as a tab-expanded, XML-escaped string

includefile returns the contents of a file as string

index makes an image index slide

interact controls the display of the deck

line draws a line