static void render_symbol_markup(G_GNUC_UNUSED GtkTreeViewColumn *column, GtkCellRenderer *renderer, GtkTreeModel *model, GtkTreeIter *iter, gpointer user_data) { GtkTreeView *treeview = (GtkTreeView*)user_data; GwyGrainValue *gvalue; GdkColor color; gtk_tree_model_get(model, iter, GWY_GRAIN_VALUE_STORE_COLUMN_ITEM, &gvalue, -1); if (gvalue) { text_color(treeview, gvalue, &color); g_object_set(renderer, "markup", gwy_grain_value_get_symbol_markup(gvalue), "foreground-gdk", &color, NULL); g_object_unref(gvalue); } else g_object_set(renderer, "text", "", NULL); }
static GwyGraphModel* create_corr_graph(GrainCrossArgs *args, GwyDataField *dfield) { GwyGraphCurveModel *cmodel; GwyGraphModel *gmodel; GwyGrainValue *gvalues[2]; gdouble *xdata, *ydata, *bothdata, *rdata[2]; GwySIUnit *siunitxy, *siunitz, *siunitx, *siunity; const gchar *title; gint i; gvalues[0] = gwy_grain_values_get_grain_value(args->abscissa); gvalues[1] = gwy_grain_values_get_grain_value(args->ordinate); bothdata = g_new(gdouble, 4*args->ngrains + 2); rdata[0] = xdata = bothdata + 2*args->ngrains; rdata[1] = ydata = bothdata + 3*args->ngrains + 1; gwy_grain_values_calculate(2, gvalues, rdata, dfield, args->ngrains, args->grains); for (i = 0; i < args->ngrains; i++) { bothdata[2*i + 0] = xdata[i+1]; bothdata[2*i + 1] = ydata[i+1]; } qsort(bothdata, args->ngrains, 2*sizeof(gdouble), compare_doubles); for (i = 0; i < args->ngrains; i++) { xdata[i] = bothdata[2*i + 0]; ydata[i] = bothdata[2*i + 1]; } gmodel = gwy_graph_model_new(); cmodel = gwy_graph_curve_model_new(); gwy_graph_model_add_curve(gmodel, cmodel); g_object_unref(cmodel); siunitxy = gwy_data_field_get_si_unit_xy(dfield); siunitz = gwy_data_field_get_si_unit_z(dfield); siunitx = gwy_si_unit_power_multiply (siunitxy, gwy_grain_value_get_power_xy(gvalues[0]), siunitz, gwy_grain_value_get_power_z(gvalues[0]), NULL); siunity = gwy_si_unit_power_multiply (siunitxy, gwy_grain_value_get_power_xy(gvalues[1]), siunitz, gwy_grain_value_get_power_z(gvalues[1]), NULL); /* FIXME */ title = gettext(gwy_resource_get_name(GWY_RESOURCE(gvalues[1]))); g_object_set (gmodel, "title", title, "axis-label-left", gwy_grain_value_get_symbol_markup(gvalues[1]), "axis-label-bottom", gwy_grain_value_get_symbol_markup(gvalues[0]), "si-unit-x", siunitx, "si-unit-y", siunity, NULL); g_object_unref(siunitx); g_object_unref(siunity); g_object_set(cmodel, "description", title, "mode", GWY_GRAPH_CURVE_POINTS, NULL); gwy_graph_curve_model_set_data(cmodel, xdata, ydata, args->ngrains); g_free(bothdata); return gmodel; }