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;
}
示例#2
0
/**
 * gimp_unit_format_string:
 * @format: A printf-like format string which is used to create the unit
 *          string.
 * @unit:   A unit.
 *
 * The @format string supports the following percent expansions:
 *
 * <informaltable pgwide="1" frame="none" role="enum">
 *   <tgroup cols="2"><colspec colwidth="1*"/><colspec colwidth="8*"/>
 *     <tbody>
 *       <row>
 *         <entry>% f</entry>
 *         <entry>Factor (how many units make up an inch)</entry>
 *        </row>
 *       <row>
 *         <entry>% y</entry>
 *         <entry>Symbol (e.g. "''" for GIMP_UNIT_INCH)</entry>
 *       </row>
 *       <row>
 *         <entry>% a</entry>
 *         <entry>Abbreviation</entry>
 *       </row>
 *       <row>
 *         <entry>% s</entry>
 *         <entry>Singular</entry>
 *       </row>
 *       <row>
 *         <entry>% p</entry>
 *         <entry>Plural</entry>
 *       </row>
 *       <row>
 *         <entry>%%</entry>
 *         <entry>Literal percent</entry>
 *       </row>
 *     </tbody>
 *   </tgroup>
 * </informaltable>
 *
 * Returns: A newly allocated string with above percent expressions
 *          replaced with the resp. strings for @unit.
 *
 * Since: 2.8
 **/
gchar *
gimp_unit_format_string (const gchar *format,
                         GimpUnit     unit)
{
    gchar buffer[1024];
    gint  i = 0;

    g_return_val_if_fail (format != NULL, NULL);
    g_return_val_if_fail (unit == GIMP_UNIT_PERCENT ||
                          (unit >= GIMP_UNIT_PIXEL &&
                           unit < gimp_unit_get_number_of_units ()), NULL);

    while (i < (sizeof (buffer) - 1) && *format)
    {
        switch (*format)
        {
        case '%':
            format++;
            switch (*format)
            {
            case 0:
                g_warning ("%s: unit-menu-format string ended within %%-sequence",
                           G_STRFUNC);
                break;

            case '%':
                buffer[i++] = '%';
                break;

            case 'f': /* factor (how many units make up an inch) */
                i += print (buffer, sizeof (buffer), i, "%f",
                            gimp_unit_get_factor (unit));
                break;

            case 'y': /* symbol ("''" for inch) */
                i += print (buffer, sizeof (buffer), i, "%s",
                            gimp_unit_get_symbol (unit));
                break;

            case 'a': /* abbreviation */
                i += print (buffer, sizeof (buffer), i, "%s",
                            gimp_unit_get_abbreviation (unit));
                break;

            case 's': /* singular */
                i += print (buffer, sizeof (buffer), i, "%s",
                            gimp_unit_get_singular (unit));
                break;

            case 'p': /* plural */
                i += print (buffer, sizeof (buffer), i, "%s",
                            gimp_unit_get_plural (unit));
                break;

            default:
                g_warning ("%s: unit-menu-format contains unknown format "
                           "sequence '%%%c'", G_STRFUNC, *format);
                break;
            }
            break;

        default:
            buffer[i++] = *format;
            break;
        }

        format++;
    }

    buffer[MIN (i, sizeof (buffer) - 1)] = 0;

    return g_strdup (buffer);
}
示例#3
0
static void
gimp_image_prop_view_update (GimpImagePropView *view)
{
  GimpImage         *image = view->image;
  GimpImageBaseType  type;
  GimpPrecision      precision;
  GimpUnit           unit;
  gdouble            unit_factor;
  gint               unit_digits;
  const gchar       *desc;
  gchar              format_buf[32];
  gchar              buf[256];
  gdouble            xres;
  gdouble            yres;

  gimp_image_get_resolution (image, &xres, &yres);

  /*  pixel size  */
  g_snprintf (buf, sizeof (buf), ngettext ("%d × %d pixel",
                                           "%d × %d pixels",
                                           gimp_image_get_height (image)),
              gimp_image_get_width  (image),
              gimp_image_get_height (image));
  gtk_label_set_text (GTK_LABEL (view->pixel_size_label), buf);

  /*  print size  */
  unit = gimp_get_default_unit ();

  unit_digits = gimp_unit_get_digits (unit);

  g_snprintf (format_buf, sizeof (format_buf), "%%.%df × %%.%df %s",
              unit_digits + 1, unit_digits + 1,
              gimp_unit_get_plural (unit));
  g_snprintf (buf, sizeof (buf), format_buf,
              gimp_pixels_to_units (gimp_image_get_width  (image), unit, xres),
              gimp_pixels_to_units (gimp_image_get_height (image), unit, yres));
  gtk_label_set_text (GTK_LABEL (view->print_size_label), buf);

  /*  resolution  */
  unit        = gimp_image_get_unit (image);
  unit_factor = gimp_unit_get_factor (unit);

  g_snprintf (format_buf, sizeof (format_buf), _("pixels/%s"),
              gimp_unit_get_abbreviation (unit));
  g_snprintf (buf, sizeof (buf), _("%g × %g %s"),
              xres / unit_factor,
              yres / unit_factor,
              unit == GIMP_UNIT_INCH ? _("ppi") : format_buf);
  gtk_label_set_text (GTK_LABEL (view->resolution_label), buf);

  /*  color type  */
  type = gimp_image_get_base_type (image);

  gimp_enum_get_value (GIMP_TYPE_IMAGE_BASE_TYPE, type,
                       NULL, NULL, &desc, NULL);

  switch (type)
    {
    case GIMP_RGB:
    case GIMP_GRAY:
      g_snprintf (buf, sizeof (buf), "%s", desc);
      break;
    case GIMP_INDEXED:
      g_snprintf (buf, sizeof (buf),
                  "%s (%d %s)", desc, gimp_image_get_colormap_size (image),
                  _("colors"));
      break;
    }

  gtk_label_set_text (GTK_LABEL (view->colorspace_label), buf);

  /*  precision  */
  precision = gimp_image_get_precision (image);

  gimp_enum_get_value (GIMP_TYPE_PRECISION, precision,
                       NULL, NULL, &desc, NULL);

  gtk_label_set_text (GTK_LABEL (view->precision_label), desc);

  /*  size in memory  */
  gimp_image_prop_view_label_set_memsize (view->memsize_label,
                                          GIMP_OBJECT (image));

  /*  undo / redo  */
  gimp_image_prop_view_label_set_undo (view->undo_label,
                                       gimp_image_get_undo_stack (image));
  gimp_image_prop_view_label_set_undo (view->redo_label,
                                       gimp_image_get_redo_stack (image));

  /*  number of layers  */
  g_snprintf (buf, sizeof (buf), "%d",
              gimp_image_get_width  (image) *
              gimp_image_get_height (image));
  gtk_label_set_text (GTK_LABEL (view->pixels_label), buf);

  /*  number of layers  */
  g_snprintf (buf, sizeof (buf), "%d",
              gimp_image_get_n_layers (image));
  gtk_label_set_text (GTK_LABEL (view->layers_label), buf);

  /*  number of channels  */
  g_snprintf (buf, sizeof (buf), "%d",
              gimp_image_get_n_channels (image));
  gtk_label_set_text (GTK_LABEL (view->channels_label), buf);

  /*  number of vectors  */
  g_snprintf (buf, sizeof (buf), "%d",
              gimp_image_get_n_vectors (image));
  gtk_label_set_text (GTK_LABEL (view->vectors_label), buf);
}