Page 112 Table of Contents Index Page 114
Chapters
1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17, 18, 19, 20, 21, 22, 23, 24, 25, 26, 27, 28, 29, 30
A, B, C, D, E





Chapter 13

Drawing in Color

This chapter describes the :ink drawing option and the simpler values that can be supplied for
that option, such as colors. More complex values that have a regular or irregular pattern in the
ink are described in Chapter 14.

Major issue: We need to add a thing called a "palette", which is simply an abstract color
map. Palettes are primarily used as a resource for the limited number of colors on most hosts.
Do we need to be able to used them to more directly control color maps, to do "color map
animation", for example? | SWM

Minor issue: We need to add a thing called a "raster ink", which includes things like plane
masks, pixel values, etc. Be clear that this is platform and device dependent. | SWM

13.1 The :ink
Drawing Option

The :ink drawing option, used with the drawing functions described in Chapter 12, can take as
its value:

More exactly, an ink can be any member of the class design. For now you may think of a design
as a possibly translucent color. More general designs are described in Chapter 14.


Page 112 Table of Contents Index Page 114
Chapters
1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17, 18, 19, 20, 21, 22, 23, 24, 25, 26, 27, 28, 29, 30
A, B, C, D, E