Abstract for GDDM-PGF Application Programming Guide

Preface

• Special note for online users
• Latest GDDM information
• GDDM publications

Chapter 1. Introduction to business charts

Chapter 2. Exploiting the ICU

• Before you read about the ICU API
• Loading a chart, modifying it, and displaying the result
• Getting an identifier for a chart, using call CSQUID
• Creating a chart, using call CSCCRT
• Loading chart format and data, using call CSLOAD
• Querying chart control values, using call CSQNUM
• Setting chart control values, using call CSNUM
• Setting y-data values, using call CSYDT
• Setting character option values, using call CSCHA
• Setting floating-point option values, using call CSFLT
• Starting an ICU session, using call CSSICU
• Saving a chart, using call CSSAVE
• Deleting a chart, using call CSCDEL
• Including the PGF entry point declarations
• Some other values that you can set
• Setting integer option values, using call CSINT
• Options and attributes that you can set using calls CSCHA, CSFLT, CSINT, and CSNUM
• Setting x-data values, using call CSXDT
• Setting z-data values, using call CSZDT
• Selecting, excluding, and querying data
• Deleting chart notes or subcharts, using call CSDEL
• Querying the result of end-user interaction
• Accessing the ICU directory of GDDM objects
• Calling the ICU from a program using call CHART

Chapter 3. Introducing the Presentation Graphics Routines

• Example 1
• Example 2
• The nine chart types
• Absolute and relative data
• How charts are shaded

Chapter 4. PG routines that apply to most chart types

• State-1 and state-2
• Chart layout calls
• Defining the chart area, using call CHAREA
• Requesting a framing box or background shading, using call CHSET
• Setting box and background attributes, using call CHBATT
• Setting the chart margins, using calls CHHMAR AND CHVMAR
• Chart legend calls
• Specifying the legend key labels using call CHKEY
• Specifying the legend base position, using call CHKEYP
• Setting the legend offset, using call CHKOFF
• Setting the maximum legend width/height, using call CHKMAX
• Setting legend box or blanking, using call CHSET
• Setting legend text attributes, using call CHKATT
• Chart axis calls
• Orienting the axes, using call CHSET
• Setting explicit axis intercepts, using calls CHXSET or CHYSET
• Setting the axis scale, using calls CHXSET or CHYSET
• Setting the axis range
• Setting axis titles, using calls CHXTTL and CHYTTL
• Program example for axis options
• Axis label and tick-mark calls
• Setting the tick-mark interval, using calls CHXTIC and CHYTIC
• Positioning the labels, using calls CHXSET and CHYSET
• Specifying the type of label
• Setting label attributes, using call CHLATT
• Suppressing label punctuation, using call CHSET
• Blanking the label space, using call CHSET
• Grid line calls
• Datum line calls
• Heading calls
• Chart note calls
• Specifying note text, using call CHNOTE
• Specifying the position of a chart note, using call CHNOFF
• Setting note text attributes, using call CHNATT
• Blanking the note space, using call CHSET
• Example of using chart notes
• Chart termination call

Chapter 5. PG routines specific to each chart type

• Line graphs and scatter plots
• Suppressing the markers or the lines themselves, using call CHSET
• Curve fitting, using call CHSET
• Setting curve smoothness, using call CHFINE
• Setting the line types, using call CHLT
• Setting line-widths, using call CHLW
• Specifying markers, using call CHMARK
• Rescaling vector markers, using call CHMKSC
• Setting basic colors, using call CHCOL
• Setting line colors, using call CHLC
• Line graph example
• Surface charts
• Curve fitting
• Suppressing shading of the first component, using call CHSET
• Ordering the components effectively
• Mountain-range shading
• Setting a pattern table, using call CHPAT
• Surface chart example
• Histograms
• Suppressing the histogram's risers, using call CHSET
• Histogram examples
• Bar charts
• Specifying the type of bar chart, using call CHSET
• Setting the bar-chart gap, using call CHGAP
• Setting bar chart shading options, using call CHSET
• Setting bar values, using call CHSET
• Text attributes of bar values, using call CHVATT
• Bar chart x-axis scale marks, using call CHBARX
• Techniques for handling values in bar charts
• Controlling the appearance of bars in bar charts
• Bar chart example
• Tower charts
• Angle and scale of the z axis
• Showing the x and y scales
• Setting the inter-tower gap, using call CHGAP
• Axis range, labels, and tick marks
• Other z-axis options
• Reference and datum planes
• Selecting color, pattern, and line type
• Shading descending towers
• Tower chart example
• Polar charts
• Polar chart example
• Pie charts
• Exploding slices
• 3-dimensional pies
• Labeling pie slices
• Absolute or percentage data?
• Insufficient room for pies?
• Pie chart example
• Venn diagrams
• Venn diagram examples
• Table charts

Chapter 6. Using PG routines to create complex charts

• More than one chart on a page
• Setting the character grid size
• Several plotting calls for one chart
• Mixing chart types
• Using secondary axes
• Duplicate axes
• How to prevent the data overwriting the axes

Appendix A. Example 1. Display of sales figures

• Description of the program
• Source code

Appendix B. Example 2. COBOL graphical query example using mapping

GDDM glossary