CLIM 2 User Guide

3.1.3 Sheets and Streams, and Mediums 29
3.2 Examples of Using CLIM Drawing Functions 29
3.3 CLIM drawing functions 30
3.4 Medium-level drawing functions in CLIM 38
3.5 Pixmaps in CLIM 40
3.5.1 Example of Using CLIM Pixmaps 42
3.6 General geometric objects and regions in CLIM 43
3.6.1 Region predicates in CLIM 44
3.6.2 Composition of CLIM regions 44
3.6.3 CLIM point objects 46
3.6.4 Polygons and polylines in CLIM 46
3.6.5 Lines in CLIM 48
3.6.6 Rectangles in CLIM 49
3.6.7 Bounding Rectangles in CLIM 51
3.6.8 Ellipses and Elliptical Arcs in CLIM 53
4 The CLIM drawingenvironment 57
4.1 Introduction to CLIM drawing environments 57
4.1.1 Components of CLIM Mediums 58
4.2 Using CLIM drawing options 59
4.2.1 Set of CLIM drawing options 60
4.2.2 Using the :filled option to certain CLIM drawing functions 62
4.3 CLIM line styles 62
4.3.1 CLIM line style objects 62
4.3.2 CLIM line style suboptions 63
4.4 Transformations in CLIM 65
4.4.1 The transformations used by CLIM 66
4.4.2 CLIM transformation constructors 67
4.4.3 Operations on CLIM transformations 68
4.4.4 Composition of CLIM transformations 70
4.4.5 Applying CLIM transformations 75
5 Text styles in CLIM 77
5.1 Concepts of CLIM text styles 77
5.2 CLIM Text Style Objects 78
5.3 CLIM Text Style Suboptions 78
5.4 CLIM Text Style Functions 78
6 Drawing in color in CLIM 83
6.1 Concepts of drawing in color in CLIM 83
6.1.1 CLIM color objects 83
Rendering of colors 84
Palettes 84
6.2 CLIM Operators for Drawing in Color 86
Device colors 87
Color conversion functionality 88
6.2.1 Dynamic colors and layered colors 88
4 CLIM 2.2 User Guide