static void gimp_zoom_model_get_property (GObject *object, guint property_id, GValue *value, GParamSpec *pspec) { GimpZoomModelPrivate *priv = GIMP_ZOOM_MODEL_GET_PRIVATE (object); gchar *tmp; switch (property_id) { case PROP_VALUE: g_value_set_double (value, priv->value); break; case PROP_MINIMUM: g_value_set_double (value, priv->minimum); break; case PROP_MAXIMUM: g_value_set_double (value, priv->maximum); break; case PROP_FRACTION: { gint numerator; gint denominator; gimp_zoom_model_get_fraction (GIMP_ZOOM_MODEL (object), &numerator, &denominator); tmp = g_strdup_printf ("%d:%d", numerator, denominator); g_value_set_string (value, tmp); g_free (tmp); } break; case PROP_PERCENTAGE: tmp = g_strdup_printf (priv->value >= 0.15 ? "%.0f%%" : "%.2f%%", priv->value * 100.0); g_value_set_string (value, tmp); g_free (tmp); break; default: G_OBJECT_WARN_INVALID_PROPERTY_ID (object, property_id, pspec); break; } }
static void update_zoom_values (GtkAdjustment *adj, ScaleDialogData *dialog) { gint num, denom; gdouble scale; g_signal_handlers_block_by_func (dialog->scale_adj, update_zoom_values, dialog); g_signal_handlers_block_by_func (dialog->num_adj, update_zoom_values, dialog); g_signal_handlers_block_by_func (dialog->denom_adj, update_zoom_values, dialog); if (adj == dialog->scale_adj) { scale = gtk_adjustment_get_value (dialog->scale_adj); gimp_zoom_model_zoom (dialog->model, GIMP_ZOOM_TO, scale / 100.0); gimp_zoom_model_get_fraction (dialog->model, &num, &denom); gtk_adjustment_set_value (dialog->num_adj, num); gtk_adjustment_set_value (dialog->denom_adj, denom); } else /* fraction adjustments */ { scale = (gtk_adjustment_get_value (dialog->num_adj) / gtk_adjustment_get_value (dialog->denom_adj)); gtk_adjustment_set_value (dialog->scale_adj, scale * 100); } g_signal_handlers_unblock_by_func (dialog->scale_adj, update_zoom_values, dialog); g_signal_handlers_unblock_by_func (dialog->num_adj, update_zoom_values, dialog); g_signal_handlers_unblock_by_func (dialog->denom_adj, update_zoom_values, dialog); }
/** * gimp_display_shell_scale_dialog: * @shell: the #GimpDisplayShell * * Constructs and displays a dialog allowing the user to enter a * custom display scale. **/ void gimp_display_shell_scale_dialog (GimpDisplayShell *shell) { ScaleDialogData *data; GimpImage *image; GtkWidget *toplevel; GtkWidget *hbox; GtkWidget *grid; GtkWidget *spin; GtkWidget *label; gint num, denom, row; g_return_if_fail (GIMP_IS_DISPLAY_SHELL (shell)); if (shell->scale_dialog) { gtk_window_present (GTK_WINDOW (shell->scale_dialog)); return; } if (SCALE_EQUALS (shell->other_scale, 0.0)) { /* other_scale not yet initialized */ shell->other_scale = gimp_zoom_model_get_factor (shell->zoom); } image = gimp_display_get_image (shell->display); data = g_slice_new (ScaleDialogData); data->shell = shell; data->model = g_object_new (GIMP_TYPE_ZOOM_MODEL, "value", fabs (shell->other_scale), NULL); shell->scale_dialog = gimp_viewable_dialog_new (GIMP_VIEWABLE (image), gimp_get_user_context (shell->display->gimp), _("Zoom Ratio"), "display_scale", "zoom-original", _("Select Zoom Ratio"), GTK_WIDGET (shell), gimp_standard_help_func, GIMP_HELP_VIEW_ZOOM_OTHER, _("_Cancel"), GTK_RESPONSE_CANCEL, _("_OK"), GTK_RESPONSE_OK, NULL); gimp_dialog_set_alternative_button_order (GTK_DIALOG (shell->scale_dialog), GTK_RESPONSE_OK, GTK_RESPONSE_CANCEL, -1); g_object_weak_ref (G_OBJECT (shell->scale_dialog), (GWeakNotify) gimp_display_shell_scale_dialog_free, data); g_object_weak_ref (G_OBJECT (shell->scale_dialog), (GWeakNotify) g_object_unref, data->model); g_object_add_weak_pointer (G_OBJECT (shell->scale_dialog), (gpointer) &shell->scale_dialog); toplevel = gtk_widget_get_toplevel (GTK_WIDGET (shell)); gtk_window_set_transient_for (GTK_WINDOW (shell->scale_dialog), GTK_WINDOW (toplevel)); gtk_window_set_destroy_with_parent (GTK_WINDOW (shell->scale_dialog), TRUE); g_signal_connect (shell->scale_dialog, "response", G_CALLBACK (gimp_display_shell_scale_dialog_response), data); grid = gtk_grid_new (); gtk_container_set_border_width (GTK_CONTAINER (grid), 12); gtk_grid_set_column_spacing (GTK_GRID (grid), 6); gtk_grid_set_row_spacing (GTK_GRID (grid), 6); gtk_box_pack_start (GTK_BOX (gtk_dialog_get_content_area (GTK_DIALOG (shell->scale_dialog))), grid, TRUE, TRUE, 0); gtk_widget_show (grid); row = 0; hbox = gtk_box_new (GTK_ORIENTATION_HORIZONTAL, 6); gimp_grid_attach_aligned (GTK_GRID (grid), 0, row++, _("Zoom ratio:"), 0.0, 0.5, hbox, 1); gimp_zoom_model_get_fraction (data->model, &num, &denom); data->num_adj = gtk_adjustment_new (num, 1, 256, 1, 8, 0); spin = gimp_spin_button_new (data->num_adj, 1.0, 0); gtk_spin_button_set_numeric (GTK_SPIN_BUTTON (spin), TRUE); gtk_entry_set_activates_default (GTK_ENTRY (spin), TRUE); gtk_box_pack_start (GTK_BOX (hbox), spin, TRUE, TRUE, 0); gtk_widget_show (spin); label = gtk_label_new (":"); gtk_box_pack_start (GTK_BOX (hbox), label, FALSE, FALSE, 0); gtk_widget_show (label); data->denom_adj = gtk_adjustment_new (denom, 1, 256, 1, 8, 0); spin = gimp_spin_button_new (data->denom_adj, 1.0, 0); gtk_spin_button_set_numeric (GTK_SPIN_BUTTON (spin), TRUE); gtk_entry_set_activates_default (GTK_ENTRY (spin), TRUE); gtk_box_pack_start (GTK_BOX (hbox), spin, TRUE, TRUE, 0); gtk_widget_show (spin); hbox = gtk_box_new (GTK_ORIENTATION_HORIZONTAL, 6); gimp_grid_attach_aligned (GTK_GRID (grid), 0, row++, _("Zoom:"), 0.0, 0.5, hbox, 1); data->scale_adj = gtk_adjustment_new (fabs (shell->other_scale) * 100, 100.0 / 256.0, 25600.0, 10, 50, 0); spin = gimp_spin_button_new (data->scale_adj, 1.0, 2); gtk_spin_button_set_numeric (GTK_SPIN_BUTTON (spin), TRUE); gtk_entry_set_activates_default (GTK_ENTRY (spin), TRUE); gtk_box_pack_start (GTK_BOX (hbox), spin, TRUE, TRUE, 0); gtk_widget_show (spin); label = gtk_label_new ("%"); gtk_box_pack_start (GTK_BOX (hbox), label, FALSE, FALSE, 0); gtk_widget_show (label); g_signal_connect (data->scale_adj, "value-changed", G_CALLBACK (update_zoom_values), data); g_signal_connect (data->num_adj, "value-changed", G_CALLBACK (update_zoom_values), data); g_signal_connect (data->denom_adj, "value-changed", G_CALLBACK (update_zoom_values), data); gtk_widget_show (shell->scale_dialog); }
static gint gimp_display_shell_format_title (GimpDisplayShell *shell, gchar *title, gint title_len, const gchar *format) { GimpImage *image; gint num, denom; gint i = 0; g_return_val_if_fail (GIMP_IS_DISPLAY_SHELL (shell), 0); image = gimp_display_get_image (shell->display); if (! image) { title[0] = '\n'; return 0; } gimp_zoom_model_get_fraction (shell->zoom, &num, &denom); while (i < title_len && *format) { switch (*format) { case '%': format++; switch (*format) { case 0: /* format string ends within %-sequence, print literal '%' */ case '%': title[i++] = '%'; break; case 'f': /* base filename */ i += print (title, title_len, i, "%s", gimp_image_get_display_name (image)); break; case 'F': /* full filename */ i += print (title, title_len, i, "%s", gimp_image_get_display_path (image)); break; case 'p': /* PDB id */ i += print (title, title_len, i, "%d", gimp_image_get_ID (image)); break; case 'i': /* instance */ i += print (title, title_len, i, "%d", gimp_display_get_instance (shell->display)); break; case 't': /* image type */ i += print (title, title_len, i, "%s %s", gimp_display_shell_title_image_type (image), gimp_display_shell_title_image_precision (image)); break; case 'T': /* drawable type */ { GimpDrawable *drawable = gimp_image_get_active_drawable (image); const Babl *format = gimp_drawable_get_format (drawable); if (drawable) i += print (title, title_len, i, "%s", gimp_babl_get_description (format)); } break; case 's': /* user source zoom factor */ i += print (title, title_len, i, "%d", denom); break; case 'd': /* user destination zoom factor */ i += print (title, title_len, i, "%d", num); break; case 'z': /* user zoom factor (percentage) */ { gdouble scale = gimp_zoom_model_get_factor (shell->zoom); i += print (title, title_len, i, scale >= 0.15 ? "%.0f" : "%.2f", 100.0 * scale); } break; case 'D': /* dirty flag */ if (format[1] == 0) { /* format string ends within %D-sequence, print literal '%D' */ i += print (title, title_len, i, "%%D"); break; } if (gimp_image_is_dirty (image)) title[i++] = format[1]; format++; break; case 'C': /* clean flag */ if (format[1] == 0) { /* format string ends within %C-sequence, print literal '%C' */ i += print (title, title_len, i, "%%C"); break; } if (! gimp_image_is_dirty (image)) title[i++] = format[1]; format++; break; case 'B': /* dirty flag (long) */ if (gimp_image_is_dirty (image)) i += print (title, title_len, i, "%s", _("(modified)")); break; case 'A': /* clean flag (long) */ if (! gimp_image_is_dirty (image)) i += print (title, title_len, i, "%s", _("(clean)")); break; case 'm': /* memory used by image */ { GimpObject *object = GIMP_OBJECT (image); gchar *str; str = g_format_size (gimp_object_get_memsize (object, NULL)); i += print (title, title_len, i, "%s", str); g_free (str); } break; case 'M': /* image size in megapixels */ i += print (title, title_len, i, "%.1f", (gdouble) gimp_image_get_width (image) * (gdouble) gimp_image_get_height (image) / 1000000.0); break; case 'l': /* number of layers */ i += print (title, title_len, i, "%d", gimp_image_get_n_layers (image)); break; case 'L': /* number of layers (long) */ { gint num = gimp_image_get_n_layers (image); i += print (title, title_len, i, ngettext ("%d layer", "%d layers", num), num); } break; case 'n': /* active drawable name */ { GimpDrawable *drawable = gimp_image_get_active_drawable (image); if (drawable) { gchar *desc; desc = gimp_viewable_get_description (GIMP_VIEWABLE (drawable), NULL); i += print (title, title_len, i, "%s", desc); g_free (desc); } else { i += print (title, title_len, i, "%s", _("(none)")); } } break; case 'P': /* active drawable PDB id */ { GimpDrawable *drawable = gimp_image_get_active_drawable (image); if (drawable) i += print (title, title_len, i, "%d", gimp_item_get_ID (GIMP_ITEM (drawable))); else i += print (title, title_len, i, "%s", _("(none)")); } break; case 'W': /* width in real-world units */ if (shell->unit != GIMP_UNIT_PIXEL) { gdouble xres; gdouble yres; gchar unit_format[8]; gimp_image_get_resolution (image, &xres, &yres); g_snprintf (unit_format, sizeof (unit_format), "%%.%df", gimp_unit_get_digits (shell->unit) + 1); i += print (title, title_len, i, unit_format, gimp_pixels_to_units (gimp_image_get_width (image), shell->unit, xres)); break; } /* else fallthru */ case 'w': /* width in pixels */ i += print (title, title_len, i, "%d", gimp_image_get_width (image)); break; case 'H': /* height in real-world units */ if (shell->unit != GIMP_UNIT_PIXEL) { gdouble xres; gdouble yres; gchar unit_format[8]; gimp_image_get_resolution (image, &xres, &yres); g_snprintf (unit_format, sizeof (unit_format), "%%.%df", gimp_unit_get_digits (shell->unit) + 1); i += print (title, title_len, i, unit_format, gimp_pixels_to_units (gimp_image_get_height (image), shell->unit, yres)); break; } /* else fallthru */ case 'h': /* height in pixels */ i += print (title, title_len, i, "%d", gimp_image_get_height (image)); break; case 'u': /* unit symbol */ i += print (title, title_len, i, "%s", gimp_unit_get_symbol (shell->unit)); break; case 'U': /* unit abbreviation */ i += print (title, title_len, i, "%s", gimp_unit_get_abbreviation (shell->unit)); break; /* Other cool things to be added: * %r = xresolution * %R = yresolution * %ø = image's fractal dimension * %þ = the answer to everything */ default: /* format string contains unknown %-sequence, print it literally */ i += print (title, title_len, i, "%%%c", *format); break; } break; default: title[i++] = *format; break; } format++; } title[MIN (i, title_len - 1)] = '\0'; return i; }
static void gimp_display_shell_format_title (GimpDisplayShell *shell, gchar *title, gint title_len, const gchar *format) { Gimp *gimp; GimpImage *image; gint num, denom; gint i = 0; g_return_if_fail (GIMP_IS_DISPLAY_SHELL (shell)); image = shell->display->image; gimp = image->gimp; gimp_zoom_model_get_fraction (shell->zoom, &num, &denom); while (i < title_len && *format) { switch (*format) { case '%': format++; switch (*format) { case 0: /* format string ends within %-sequence, print literal '%' */ case '%': title[i++] = '%'; break; case 'f': /* pruned filename */ { const gchar *uri = gimp_image_get_uri (image); gchar *basename; basename = file_utils_uri_display_basename (uri); i += print (title, title_len, i, "%s", basename); g_free (basename); } break; case 'F': /* full filename */ { gchar *filename; const gchar *uri = gimp_image_get_uri (image); filename = file_utils_uri_display_name (uri); i += print (title, title_len, i, "%s", filename); g_free (filename); } break; case 'p': /* PDB id */ i += print (title, title_len, i, "%d", gimp_image_get_ID (image)); break; case 'i': /* instance */ i += print (title, title_len, i, "%d", shell->display->instance); break; case 't': /* type */ { const gchar *image_type_str = NULL; gboolean empty = gimp_image_is_empty (image); switch (gimp_image_base_type (image)) { case GIMP_RGB: image_type_str = empty ? _("RGB-empty") : _("RGB"); break; case GIMP_GRAY: image_type_str = empty ? _("grayscale-empty") : _("grayscale"); break; case GIMP_INDEXED: image_type_str = empty ? _("indexed-empty") : _("indexed"); break; default: g_assert_not_reached (); break; } i += print (title, title_len, i, "%s", image_type_str); } break; case 's': /* user source zoom factor */ i += print (title, title_len, i, "%d", denom); break; case 'd': /* user destination zoom factor */ i += print (title, title_len, i, "%d", num); break; case 'z': /* user zoom factor (percentage) */ { gdouble scale = gimp_zoom_model_get_factor (shell->zoom); i += print (title, title_len, i, scale >= 0.15 ? "%.0f" : "%.2f", 100.0 * scale); } break; case 'D': /* dirty flag */ if (format[1] == 0) { /* format string ends within %D-sequence, print literal '%D' */ i += print (title, title_len, i, "%%D"); break; } if (image->dirty) title[i++] = format[1]; format++; break; case 'C': /* clean flag */ if (format[1] == 0) { /* format string ends within %C-sequence, print literal '%C' */ i += print (title, title_len, i, "%%C"); break; } if (! image->dirty) title[i++] = format[1]; format++; break; case 'B': /* dirty flag (long) */ if (image->dirty) i += print (title, title_len, i, "%s", _("(modified)")); break; case 'A': /* clean flag (long) */ if (! image->dirty) i += print (title, title_len, i, "%s", _("(clean)")); break; case 'm': /* memory used by image */ { GimpObject *object = GIMP_OBJECT (image); gchar *str; str = gimp_memsize_to_string (gimp_object_get_memsize (object, NULL)); i += print (title, title_len, i, "%s", str); g_free (str); } break; case 'l': /* number of layers */ i += print (title, title_len, i, "%d", gimp_container_num_children (image->layers)); break; case 'L': /* number of layers (long) */ { gint num = gimp_container_num_children (image->layers); i += print (title, title_len, i, ngettext ("%d layer", "%d layers", num), num); } break; case 'n': /* active drawable name */ { GimpDrawable *drawable = gimp_image_get_active_drawable (image); if (drawable) i += print (title, title_len, i, "%s", gimp_object_get_name (GIMP_OBJECT (drawable))); else i += print (title, title_len, i, "%s", _("(none)")); } break; case 'P': /* active drawable PDB id */ { GimpDrawable *drawable = gimp_image_get_active_drawable (image); if (drawable) i += print (title, title_len, i, "%d", gimp_item_get_ID (GIMP_ITEM (drawable))); else i += print (title, title_len, i, "%s", _("(none)")); } break; case 'W': /* width in real-world units */ if (shell->unit != GIMP_UNIT_PIXEL) { gchar unit_format[8]; g_snprintf (unit_format, sizeof (unit_format), "%%.%df", _gimp_unit_get_digits (gimp, shell->unit) + 1); i += print (title, title_len, i, unit_format, (image->width * _gimp_unit_get_factor (gimp, shell->unit) / image->xresolution)); break; } /* else fallthru */ case 'w': /* width in pixels */ i += print (title, title_len, i, "%d", image->width); break; case 'H': /* height in real-world units */ if (shell->unit != GIMP_UNIT_PIXEL) { gchar unit_format[8]; g_snprintf (unit_format, sizeof (unit_format), "%%.%df", _gimp_unit_get_digits (gimp, shell->unit) + 1); i += print (title, title_len, i, unit_format, (image->height * _gimp_unit_get_factor (gimp, shell->unit) / image->yresolution)); break; } /* else fallthru */ case 'h': /* height in pixels */ i += print (title, title_len, i, "%d", image->height); break; case 'u': /* unit symbol */ i += print (title, title_len, i, "%s", _gimp_unit_get_symbol (gimp, shell->unit)); break; case 'U': /* unit abbreviation */ i += print (title, title_len, i, "%s", _gimp_unit_get_abbreviation (gimp, shell->unit)); break; /* Other cool things to be added: * %r = xresolution * %R = yresolution * %ø = image's fractal dimension * %þ = the answer to everything */ default: /* format string contains unknown %-sequence, print it literally */ i += print (title, title_len, i, "%%%c", *format); break; } break; default: title[i++] = *format; break; } format++; } title[MIN (i, title_len - 1)] = '\0'; }