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|
%{
%}
%token INT_
%token REAL_
%token STRING_
%start command
%token CLOSE_
%token IN_
%token FIT_
%token OPEN_
%token OUT_
%token TO_
%%
command : zoom
| zoom STRING_ {zoom::yyclearin}
;
numeric : INT_ {set _ $1}
| REAL_ {set _ $1}
;
zoom : numeric {Zoom $1 $1}
| numeric numeric {Zoom $1 $2}
| OPEN_ {PanZoomDialog}
| CLOSE_ {PanZoomDestroyDialog}
| IN_ {Zoom 2 2}
| OUT_ {Zoom .5 .5}
| TO_ zoomTo
;
zoomTo: FIT_ {ZoomToFit}
| numeric {global zoom; set current(zoom) "$1 $1"; ChangeZoom}
| numeric numeric {global zoom; set current(zoom) "$1 $2"; ChangeZoom}
;
%%
proc zoom::yyerror {msg} {
puts stderr "$msg:"
puts stderr "$zoom::yy_current_buffer"
puts stderr [format "%*s" $zoom::index_ ^]
}
|
