<no title> — rbc documentation

Contents:

Rbc - Refactored BLT Components for Tcl/Tk 9
- Components
- Interactive examples
- Requirements
  - Running Rbc
  - Building Rbc
- Building from source
- Creating an installation archive
- Loading the package
  - Using an uninstalled build
- Running tests
- Running demos
- Rendering benchmarks
- Documentation
  - Regenerating documentation
- Reporting problems
- History and acknowledgments
- Copyright and licensing
Tcl/Tk 9 upgrade and additions
- User-visible additions
- Implementation modernization
- Remaining compatibility interfaces
::rbc
- Commands
graphtoolbar
- Basic example
- Stacked-track interaction
- Control surfaces
- Zooming and navigation
- Wheel zoom
- Panning
- Cross-interactions
- Crosshairs
- Coordinate marker formats
- Custom closest-point text
- Polar and Smith interaction
- Active legend
- Active axes
- Public megawidget access
- Reserved internal names
- Tk option database
  - Zoom option-database resources
  - Crosshair option-database resources
- Styling example
- Classes
  - graphtoolbar
Graph widget instance GRAPHINST command
- Margins
- Plotting area
- Aspect ratio
- Layout
- Coordinate systems
- Polar and Smith charts
  - Automatic equal-unit aspect
  - Polar autoscaling without visible elements
  - Limitations and domain rules
- Stacked tracks
- Rendering backend
- Widget options
- Tk option database
  - Component resource names and classes
  - When option database values are applied
  - Discovering database names and classes
- Bar modes
- Buffering
- SVG output
- PDF output
- Named fonts and display scaling
- Numeric values and expressions
- Application data
- Graph change notification
  - Geometry event delivery and data
  - Scope
- Axis change notifications
  - Axis event delivery and data
- Legacy graph helpers
Trackgraph layout
- Stacked tracks
Graph virtual axis AXIS command
- Virtual axes
- Axis ranges
- Automatic sliding ranges
- Logarithmic axes
- Major and minor ticks
- Tick labels
- Axis limits display
- Axis scrolling
- Axis bindings
- Axis options
Graph margin axis MARGINAXIS command
- Logical and physical margins
- Assigned axes
- Axis configuration
- Coordinate conversion
Graph element ELEMENT command
- Element names
- Element data and axes
- Display list
- Active elements and points
- Element bindings
- Finding the closest element
- Element types
Line element LINEELEMENT options
- Data
  - Parameter mapping
- Axis mapping
- Line drawing
- Smoothing
- Trace direction
- Display decimation for large data sets
- Point reduction
- Symbols
- Error bars of line elements
- Value labels of line elements
- X and Y error bands
  - Value-label position
  - Custom value-label text
- Pens, weights, and styles
- Area under the line
- Line element options
Strip element STRIPELEMENT options
- Differences from line elements
- Data
- Display decimation
- Smoothing
- Pens and symbols
- Error bars of strip elements
- X and Y error bands of strip elements
- Value labels of strip elements
- Weights and styles
- Strip element options
Polar element POLARELEMENT options
- Creating a polar element
- Cartesian data
- Complex-vector data
- Selecting the active data source
- Real input coordinates
- Parameter mapping
- Complex data formats
- Reference impedance
- Singular conversions and trace gaps
- Smoothing
- Axis mapping
- Data outside the Smith unit circle
- Closest-point information
- PostScript/SVG output
- Polar element options
Bar element BARELEMENT options
- Data
- Axis mapping
- Bar geometry
- Bar width
- Bar alignment and offset
  - Mixed alignment calculations
- Bar modes
- Stacked bars
- Appearance
  - Bar fill opacity
- Pens
- Error bars of bar elements
  - Error-bar position
- Value labels of bar elements
- Weights and styles
- Logarithmic axes
- Closest searches
  - Bar element options
Graph pen PEN command
- Pen types
- Built-in active pens
- Using named pens
- Pen lifetime
- Line pens
- Bar pens
- Option database
Graph marker MARKER command
- Marker coordinates
- Drawing order
- Element association
- Marker bindings
- Marker types and options
- Arrowheads
- Option database
Graph legend LEGEND command
- Track-local legends
- Legend entries
- Legend position
- Legend layout
- Active entries
- Legend bindings
- Legend options
Graph grid GRID command
- Grid axes
- Major and minor grid lines
- Showing and hiding the grid
- Widget-specific defaults
- Grid options
- Polar grid
- Smith representation
- Smith labels during zooming
- Custom Smith labels
- Polar/Smith mapped axes
- Polar/Smith grid options
Graph crosshairs CROSSHAIRS command
- Crosshair position
  - Crosshairs when the graph changes
- Showing and hiding crosshairs
- Crosshair appearance
- Crosshairs options
Graph PostScript POSTSCRIPT command
- Generating PostScript
- Output size
- Centering and orientation
- Color modes
- Color maps
- Font maps
- Decorations
- Footer
- Preview images
- PostScript options
Graph SVG SVG command
- Generating SVG
- SVG options
- Supported content and limitations
- Commands
Graph PDF PDF command
- Generating PDF
- PDF options
- Supported content and limitations
- Commands
vector command
- Read-only vectors
- Loading vectors without Tk
- Vector types
- Graph and spline integration
- Vector creation forms
- Parentheses in vector names
- Vector instances
Vector instance VECINST command
- Vector indices
- Complex vector operations
- Vector expressions
- Fourier transforms
- C language API
Spline interpolation
- Scalar spline interface
- Parametric complex interface
winop command
- Command layout
- Window operations
  - Mapping and stacking
  - Pointer position
- Window snapshots
- Photo-image operations
- Platform differences
Winop image WINOPIMAGE command
- Gradients
- Rotation
Index