Documentation Source Text

canvas .c -bg white
pack .c -side top -fill both -expand 1
wm withdraw .

# Draw the button bar
#
set bn 0
frame .bb.f1
frame .bb.f2
pack .bb.f1 -side left -fill both -expand 1
pack .bb.f2 -side left -fill both -expand 1
set side .bb.f1
foreach {name graph} $all_graphs {
  incr bn
  set b $side.b$bn
  button $b -text $name -command [list draw_graph $name $graph] -pady 0
  pack $b -side top -fill x -expand 1 -pady 0
  if {$side==".bb.f1"} {set side .bb.f2} {set side .bb.f1}
}
incr bn
set b $side.b$bn
button $b -text Everything -command {draw_all_graphs}
pack $b -side top -fill x -expand 1

set tagcnt 0                      ;# tag counter
set font1 {Helvetica 14 bold}     ;# default token font
set font2 {Helvetica 12}          ;# default variable font
set RADIUS 9                      ;# default turn radius
set HSEP 17                       ;# horizontal separation
set VSEP 9                        ;# vertical separation
set DPI 80                        ;# dots per inch


# Draw a right-hand turn around.  Approximately a ")"

  foreach {x0 y0 x1 y1} [.c bbox all] break
  .c config -width $x1 -height $y1
  update
  .c postscript -file $name.ps -width [expr {$x1+2}] -height [expr {$y1+2}]
  global DPI
  exec convert -density ${DPI}x$DPI -antialias $name.ps $name.gif
  if {$do_xv} {
    if {[catch {exec xv $name.gif &}]} {
      exec display $name.gif &
    }
  }
}

proc draw_all_graphs {} {
  global all_graphs
  set f [open all.html w]
  foreach {name graph} $all_graphs {

set syntax_linkage(alter-table-stmt) {column-def sql-stmt}
set syntax_linkage(analyze-stmt) {{} sql-stmt}
set syntax_linkage(attach-stmt) {expr sql-stmt}
set syntax_linkage(begin-stmt) {{} sql-stmt}
set syntax_linkage(column-constraint) {{conflict-clause expr foreign-key-clause literal-value signed-number} column-def}
set syntax_linkage(column-def) {{column-constraint type-name} {alter-table-stmt create-table-stmt}}
set syntax_linkage(comment-syntax) {{} {}}
set syntax_linkage(commit-stmt) {{} sql-stmt}
set syntax_linkage(compound-operator) {{} select-stmt}
set syntax_linkage(conflict-clause) {{} {column-constraint table-constraint}}
set syntax_linkage(create-index-stmt) {indexed-column sql-stmt}
set syntax_linkage(create-table-stmt) {{column-def select-stmt table-constraint} sql-stmt}
set syntax_linkage(create-trigger-stmt) {{delete-stmt expr insert-stmt select-stmt update-stmt} sql-stmt}
set syntax_linkage(create-view-stmt) {select-stmt sql-stmt}
set syntax_linkage(create-virtual-table-stmt) {{} sql-stmt}
set syntax_linkage(delete-stmt) {{expr qualified-table-name} {create-trigger-stmt sql-stmt}}
set syntax_linkage(delete-stmt-limited) {{expr ordering-term qualified-table-name} sql-stmt}
set syntax_linkage(detach-stmt) {{} sql-stmt}
set syntax_linkage(drop-index-stmt) {{} sql-stmt}
set syntax_linkage(drop-table-stmt) {{} sql-stmt}
set syntax_linkage(drop-trigger-stmt) {{} sql-stmt}
set syntax_linkage(drop-view-stmt) {{} sql-stmt}
set syntax_linkage(expr) {{literal-value raise-function select-stmt type-name} {attach-stmt column-constraint create-trigger-stmt delete-stmt delete-stmt-limited insert-stmt join-constraint ordering-term result-column select-core table-constraint update-stmt update-stmt-limited}}
set syntax_linkage(foreign-key-clause) {{} {column-constraint table-constraint}}
set syntax_linkage(indexed-column) {{} {create-index-stmt table-constraint}}
set syntax_linkage(insert-stmt) {{expr select-stmt} {create-trigger-stmt sql-stmt}}
set syntax_linkage(join-constraint) {expr join-source}
set syntax_linkage(join-op) {{} join-source}
set syntax_linkage(join-source) {{join-constraint join-op single-source} {select-core single-source}}
set syntax_linkage(literal-value) {{} {column-constraint expr}}
set syntax_linkage(numeric-literal) {{} {}}
set syntax_linkage(ordering-term) {expr {delete-stmt-limited select-stmt update-stmt-limited}}
set syntax_linkage(pragma-stmt) {pragma-value sql-stmt}
set syntax_linkage(pragma-value) {signed-number pragma-stmt}
set syntax_linkage(qualified-table-name) {{} {delete-stmt delete-stmt-limited update-stmt update-stmt-limited}}
set syntax_linkage(raise-function) {{} expr}
set syntax_linkage(reindex-stmt) {{} sql-stmt}
set syntax_linkage(release-stmt) {{} sql-stmt}
set syntax_linkage(result-column) {expr select-core}
set syntax_linkage(rollback-stmt) {{} sql-stmt}
set syntax_linkage(savepoint-stmt) {{} sql-stmt}
set syntax_linkage(select-core) {{expr join-source result-column} select-stmt}
set syntax_linkage(select-stmt) {{compound-operator ordering-term select-core} {create-table-stmt create-trigger-stmt create-view-stmt expr insert-stmt single-source sql-stmt}}
set syntax_linkage(signed-number) {{} {column-constraint pragma-value type-name}}
set syntax_linkage(single-source) {{join-source select-stmt} join-source}
set syntax_linkage(sql-stmt) {{alter-table-stmt analyze-stmt attach-stmt begin-stmt commit-stmt create-index-stmt create-table-stmt create-trigger-stmt create-view-stmt create-virtual-table-stmt delete-stmt delete-stmt-limited detach-stmt drop-index-stmt drop-table-stmt drop-trigger-stmt drop-view-stmt insert-stmt pragma-stmt reindex-stmt release-stmt rollback-stmt savepoint-stmt select-stmt update-stmt update-stmt-limited vacuum-stmt} sql-stmt-list}
set syntax_linkage(sql-stmt-list) {sql-stmt {}}
set syntax_linkage(table-constraint) {{conflict-clause expr foreign-key-clause indexed-column} create-table-stmt}
set syntax_linkage(type-name) {signed-number {column-def expr}}
set syntax_linkage(update-stmt) {{expr qualified-table-name} {create-trigger-stmt sql-stmt}}
set syntax_linkage(update-stmt-limited) {{expr ordering-term qualified-table-name} sql-stmt}
set syntax_linkage(vacuum-stmt) {{} sql-stmt}
set syntax_order {sql-stmt-list sql-stmt alter-table-stmt analyze-stmt attach-stmt begin-stmt commit-stmt rollback-stmt savepoint-stmt release-stmt create-index-stmt indexed-column create-table-stmt column-def type-name column-constraint signed-number table-constraint foreign-key-clause conflict-clause create-trigger-stmt create-view-stmt create-virtual-table-stmt delete-stmt delete-stmt-limited detach-stmt drop-index-stmt drop-table-stmt drop-trigger-stmt drop-view-stmt expr raise-function literal-value numeric-literal insert-stmt pragma-stmt pragma-value reindex-stmt select-stmt select-core result-column join-source single-source join-op join-constraint ordering-term compound-operator update-stmt update-stmt-limited qualified-table-name vacuum-stmt comment-syntax}