wizards/graphics/graphic-context.h

   1 #ifndef GNUMERIC_WIZARD_GRAPHICS_CONTEXT_H
   2 #define GNUMERIC_WIZARD_GRAPHICS_CONTEXT_H
   3
   4 #include "str.h"
   5 #include "expr.h"
   6 #include "sheet-vector.h"
   7 #include "idl/Graph.h"
   8
   9 typedef enum {
  10         SERIES_COLUMNS,
  11         SERIES_ROWS
  12 } SeriesOrientation;
  13
  14 typedef struct {
  15         ExprTree    *name_expr;
  16         String      *entered_expr;
  17         SheetVector *vector;
  18 } DataRange;
  19
  20 DataRange *data_range_new             (Workbook *wb, const char *name_expr);
  21 DataRange *data_range_new_from_expr   (Workbook *wb, const char *name_expr, const char *expression);
  22 DataRange *data_range_new_from_vector (Workbook *wb, const char *name_expr, SheetVector *vector);
  23 void       data_range_destroy         (DataRange *data_range, gboolean detach_from_sheet);
  24
  25 typedef struct {
  26         guint           signature;
  27         GtkWidget      *dialog_toplevel;
  28         Workbook       *workbook;
  29         GladeXML       *gui;
  30
  31         int             current_page;
  32         int             last_graphic_type_page;
  33         GtkNotebook    *steps_notebook, *graphic_types_notebook;
  34
  35         int graphic_type;
  36
  37         /* Data for the various pages */
  38         String             *data_range;
  39         SeriesOrientation   series_location;
  40         GList              *data_range_list;
  41
  42         String             *x_axis_label;
  43
  44         String             *plot_title;
  45         String             *y_axis_label;
  46
  47         BonoboObjectClient *graphics_server;
  48         BonoboClientSite   *client_site;
  49
  50         /* Interface pointer for the Layout interface */
  51         GNOME_Graph_Layout layout;
  52
  53         /* Interface pointer for the actual chart */
  54         GNOME_Graph_Chart  chart;
  55
  56         /*
  57          * A List of BonoboViewFrames
  58          */
  59         GList *view_frames;
  60
  61         gboolean do_create;
  62 } WizardGraphicContext;
  63
  64 #define GC_SIGNATURE ((('G' << 8) | ('C' << 8)) | 'o')
  65 #define IS_GRAPHIC_CONTEXT(gc) (gc->signature == GC_SIGNATURE)
  66
  67 WizardGraphicContext *graphic_context_new     (Workbook *wb, GladeXML *gui);
  68 BonoboViewFrame      *graphic_context_new_chart_view_frame (WizardGraphicContext *gc);
  69
  70 void            graphic_context_destroy           (WizardGraphicContext *gc);
  71
  72 void            graphic_context_data_range_remove (WizardGraphicContext *gc,
  73                                                    DataRange *data_range);
  74 void            graphic_context_data_range_add    (WizardGraphicContext *gc,
  75                                                    DataRange *data_range);
  76
  77 /*
  78  * Wizardy functions have a graphic_wizard prefix, because they do
  79  * magic.
  80  */
  81 void            graphic_wizard_guess_series       (WizardGraphicContext *gc,
  82                                                    SeriesOrientation orientation,
  83                                                    gboolean first_item_is_series_name);
  84
  85 #endif /* GNUMERIC_WIZARD_GRAPHICS_CONTEXT_H */
  86