Adding upstream version 2.10.36.upstream/2.10.36

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>

1 files changed, 564 insertions, 0 deletions

diff --git a/app/display/gimpdisplayshell-title.c b/app/display/gimpdisplayshell-title.c
new file mode 100644
index 0000000..ff356ce
--- /dev/null
+++ b/app/display/gimpdisplayshell-title.c
@@ -0,0 +1,564 @@
+/* GIMP - The GNU Image Manipulation Program
+ * Copyright (C) 1995 Spencer Kimball and Peter Mattis
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
+ */
+
+#include "config.h"
+
+#include <string.h>
+
+#include <gegl.h>
+#include <gtk/gtk.h>
+
+#include "libgimpbase/gimpbase.h"
+#include "libgimpcolor/gimpcolor.h"
+#include "libgimpwidgets/gimpwidgets.h"
+
+#include "libgimpbase/gimpbase.h"
+
+#include "display-types.h"
+
+#include "config/gimpdisplayconfig.h"
+
+#include "gegl/gimp-babl.h"
+
+#include "core/gimpcontainer.h"
+#include "core/gimpdrawable.h"
+#include "core/gimpimage.h"
+#include "core/gimpimage-color-profile.h"
+#include "core/gimpitem.h"
+
+#include "gimpdisplay.h"
+#include "gimpdisplayshell.h"
+#include "gimpdisplayshell-title.h"
+#include "gimpstatusbar.h"
+
+#include "about.h"
+
+#include "gimp-intl.h"
+
+
+#define MAX_TITLE_BUF 512
+
+
+static gboolean gimp_display_shell_update_title_idle (gpointer          data);
+static gint     gimp_display_shell_format_title      (GimpDisplayShell *display,
+                                                      gchar            *title,
+                                                      gint              title_len,
+                                                      const gchar      *format);
+
+
+/*  public functions  */
+
+void
+gimp_display_shell_title_update (GimpDisplayShell *shell)
+{
+  g_return_if_fail (GIMP_IS_DISPLAY_SHELL (shell));
+
+  if (shell->title_idle_id)
+    g_source_remove (shell->title_idle_id);
+
+  shell->title_idle_id = g_idle_add (gimp_display_shell_update_title_idle,
+                                     shell);
+}
+
+
+/*  private functions  */
+
+static gboolean
+gimp_display_shell_update_title_idle (gpointer data)
+{
+  GimpDisplayShell *shell = GIMP_DISPLAY_SHELL (data);
+
+  shell->title_idle_id = 0;
+
+  if (gimp_display_get_image (shell->display))
+    {
+      GimpDisplayConfig *config = shell->display->config;
+      gchar              title[MAX_TITLE_BUF];
+      gchar              status[MAX_TITLE_BUF];
+      gint               len;
+
+      /* format the title */
+      len = gimp_display_shell_format_title (shell, title, sizeof (title),
+                                             config->image_title_format);
+
+      if (len)  /* U+2013 EN DASH */
+        len += g_strlcpy (title + len, " \342\200\223 ", sizeof (title) - len);
+
+      g_strlcpy (title + len, GIMP_ACRONYM, sizeof (title) - len);
+
+      /* format the statusbar */
+      gimp_display_shell_format_title (shell, status, sizeof (status),
+                                       config->image_status_format);
+
+      g_object_set (shell,
+                    "title",  title,
+                    "status", status,
+                    NULL);
+    }
+  else
+    {
+      g_object_set (shell,
+                    "title",  GIMP_NAME,
+                    "status", " ",
+                    NULL);
+    }
+
+  return FALSE;
+}
+
+static const gchar *
+gimp_display_shell_title_image_type (GimpImage *image)
+{
+  const gchar *name = "";
+
+  gimp_enum_get_value (GIMP_TYPE_IMAGE_BASE_TYPE,
+                       gimp_image_get_base_type (image), NULL, NULL, &name, NULL);
+
+  return name;
+}
+
+static const gchar *
+gimp_display_shell_title_image_precision (GimpImage *image)
+{
+  const gchar *name = "";
+
+  gimp_enum_get_value (GIMP_TYPE_PRECISION,
+                       gimp_image_get_precision (image), NULL, NULL, &name, NULL);
+
+  return name;
+}
+
+static gint print (gchar       *buf,
+                   gint         len,
+                   gint         start,
+                   const gchar *fmt,
+                   ...) G_GNUC_PRINTF (4, 5);
+
+static gint
+print (gchar       *buf,
+       gint         len,
+       gint         start,
+       const gchar *fmt,
+       ...)
+{
+  va_list args;
+  gint    printed;
+
+  va_start (args, fmt);
+
+  printed = g_vsnprintf (buf + start, len - start, fmt, args);
+  if (printed < 0)
+    printed = len - start;
+
+  va_end (args);
+
+  return printed;
+}
+
+static gint
+gimp_display_shell_format_title (GimpDisplayShell *shell,
+                                 gchar            *title,
+                                 gint              title_len,
+                                 const gchar      *format)
+{
+  GimpImage    *image;
+  GimpDrawable *drawable;
+  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;
+    }
+
+  drawable = gimp_image_get_active_drawable (image);
+
+  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 */
+              if (drawable)
+                {
+                  const Babl *format = gimp_drawable_get_format (drawable);
+
+                  i += print (title, title_len, i, "%s",
+                              gimp_babl_format_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 'N': /* not-exported flag */
+              if (format[1] == 0)
+                {
+                  /* format string ends within %E-sequence, print literal '%E' */
+                  i += print (title, title_len, i, "%%N");
+                  break;
+                }
+              if (gimp_image_is_export_dirty (image))
+                title[i++] = format[1];
+              format++;
+              break;
+
+            case 'E': /* exported flag */
+              if (format[1] == 0)
+                {
+                  /* format string ends within %E-sequence, print literal '%E' */
+                  i += print (title, title_len, i, "%%E");
+                  break;
+                }
+              if (! gimp_image_is_export_dirty (image))
+                title[i++] = format[1];
+              format++;
+              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 */
+              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 */
+              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_scaled_digits (shell->unit, xres));
+                  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_scaled_digits (shell->unit, yres));
+                  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;
+
+            case 'X': /* drawable width in real world units */
+              if (drawable && 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_scaled_digits (shell->unit, xres));
+                  i += print (title, title_len, i, unit_format,
+                              gimp_pixels_to_units (gimp_item_get_width
+                                                    (GIMP_ITEM (drawable)),
+                                                    shell->unit, xres));
+                  break;
+                }
+              /* else fallthru */
+
+            case 'x': /* drawable width in pixels */
+              if (drawable)
+                i += print (title, title_len, i, "%d",
+                            gimp_item_get_width (GIMP_ITEM (drawable)));
+              break;
+
+            case 'Y': /* drawable height in real world units */
+              if (drawable && 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_scaled_digits (shell->unit, yres));
+                  i += print (title, title_len, i, unit_format,
+                              gimp_pixels_to_units (gimp_item_get_height
+                                                    (GIMP_ITEM (drawable)),
+                                                    shell->unit, yres));
+                  break;
+                }
+              /* else fallthru */
+
+            case 'y': /* drawable height in pixels */
+              if (drawable)
+                i += print (title, title_len, i, "%d",
+                            gimp_item_get_height (GIMP_ITEM (drawable)));
+              break;
+
+            case 'o': /* image's color profile name */
+              if (gimp_image_get_is_color_managed (image))
+                {
+                  GimpColorManaged *managed = GIMP_COLOR_MANAGED (image);
+                  GimpColorProfile *profile;
+
+                  profile = gimp_color_managed_get_color_profile (managed);
+
+                  i += print (title, title_len, i, "%s",
+                              gimp_color_profile_get_label (profile));
+                }
+              else
+                {
+                  i += print (title, title_len, i, "%s",
+                              _("not color managed"));
+                }
+              break;
+
+            case 'e': /* display's offsets in pixels */
+              {
+                gdouble scale    = gimp_zoom_model_get_factor (shell->zoom);
+                gdouble offset_x = shell->offset_x / scale;
+                gdouble offset_y = shell->offset_y / scale;
+
+                i += print (title, title_len, i,
+                            scale >= 0.15 ? "%.0fx%.0f" : "%.2fx%.2f",
+                            offset_x, offset_y);
+              }
+              break;
+
+            case 'r': /* view rotation angle in degrees */
+              {
+                i += print (title, title_len, i, "%.1f", shell->rotate_angle);
+              }
+              break;
+
+            case '\xc3': /* utf-8 extended char */
+              {
+                format ++;
+                switch (*format)
+                  {
+                  case '\xbe':
+                    /* line actually written at 23:55 on an Easter Sunday */
+                    i += print (title, title_len, i, "42");
+                    break;
+
+                  default:
+                    /* in the case of an unhandled utf-8 extended char format
+                     * leave the format string parsing as it was
+                    */
+                    format--;
+                    break;
+                  }
+              }
+              break;
+
+              /* Other cool things to be added:
+               * %r = xresolution
+               * %R = yresolution
+               * %ø = image's fractal dimension
+               * %þ = the answer to everything - (implemented)
+               */
+
+            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;
+}