Adding upstream version 2.10.36.upstream/2.10.36

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

1 files changed, 596 insertions, 0 deletions

diff --git a/app/text/gimptext.c b/app/text/gimptext.c
new file mode 100644
index 0000000..fe671a4
--- /dev/null
+++ b/app/text/gimptext.c
@@ -0,0 +1,596 @@
+/* GIMP - The GNU Image Manipulation Program
+ * Copyright (C) 1995 Spencer Kimball and Peter Mattis
+ *
+ * GimpText
+ * Copyright (C) 2002-2003  Sven Neumann <sven@gimp.org>
+ *
+ * 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 <cairo.h>
+#include <gegl.h>
+#include <gdk-pixbuf/gdk-pixbuf.h>
+#include <pango/pango.h>
+
+#include "libgimpbase/gimpbase.h"
+#include "libgimpmath/gimpmath.h"
+#include "libgimpcolor/gimpcolor.h"
+#include "libgimpconfig/gimpconfig.h"
+
+#include "text-types.h"
+
+#include "core/gimp-memsize.h"
+#include "core/gimp-utils.h"
+#include "core/gimpmarshal.h"
+#include "core/gimpstrokeoptions.h"
+
+#include "gimptext.h"
+
+
+enum
+{
+  PROP_0,
+  PROP_TEXT,
+  PROP_MARKUP,
+  PROP_FONT,
+  PROP_FONT_SIZE,
+  PROP_UNIT,
+  PROP_ANTIALIAS,
+  PROP_HINT_STYLE,
+  PROP_KERNING,
+  PROP_LANGUAGE,
+  PROP_BASE_DIR,
+  PROP_COLOR,
+  PROP_OUTLINE,
+  PROP_JUSTIFICATION,
+  PROP_INDENTATION,
+  PROP_LINE_SPACING,
+  PROP_LETTER_SPACING,
+  PROP_BOX_MODE,
+  PROP_BOX_WIDTH,
+  PROP_BOX_HEIGHT,
+  PROP_BOX_UNIT,
+  PROP_TRANSFORMATION,
+  PROP_OFFSET_X,
+  PROP_OFFSET_Y,
+  PROP_BORDER,
+  /* for backward compatibility */
+  PROP_HINTING
+};
+
+enum
+{
+  CHANGED,
+  LAST_SIGNAL
+};
+
+
+static void     gimp_text_finalize                    (GObject      *object);
+static void     gimp_text_get_property                (GObject      *object,
+                                                       guint         property_id,
+                                                       GValue       *value,
+                                                       GParamSpec   *pspec);
+static void     gimp_text_set_property                (GObject      *object,
+                                                       guint         property_id,
+                                                       const GValue *value,
+                                                       GParamSpec   *pspec);
+static void     gimp_text_dispatch_properties_changed (GObject      *object,
+                                                       guint         n_pspecs,
+                                                       GParamSpec  **pspecs);
+static gint64   gimp_text_get_memsize                 (GimpObject   *object,
+                                                       gint64       *gui_size);
+
+
+G_DEFINE_TYPE_WITH_CODE (GimpText, gimp_text, GIMP_TYPE_OBJECT,
+                         G_IMPLEMENT_INTERFACE (GIMP_TYPE_CONFIG, NULL))
+
+#define parent_class gimp_text_parent_class
+
+static guint text_signals[LAST_SIGNAL] = { 0 };
+
+
+static void
+gimp_text_class_init (GimpTextClass *klass)
+{
+  GObjectClass    *object_class      = G_OBJECT_CLASS (klass);
+  GimpObjectClass *gimp_object_class = GIMP_OBJECT_CLASS (klass);
+  GimpRGB          black;
+  GimpMatrix2      identity;
+  gchar           *language;
+
+  text_signals[CHANGED] =
+    g_signal_new ("changed",
+                  G_TYPE_FROM_CLASS (klass),
+                  G_SIGNAL_RUN_FIRST,
+                  G_STRUCT_OFFSET (GimpTextClass, changed),
+                  NULL, NULL,
+                  gimp_marshal_VOID__VOID,
+                  G_TYPE_NONE, 0);
+
+  object_class->finalize                    = gimp_text_finalize;
+  object_class->get_property                = gimp_text_get_property;
+  object_class->set_property                = gimp_text_set_property;
+  object_class->dispatch_properties_changed = gimp_text_dispatch_properties_changed;
+
+  gimp_object_class->get_memsize            = gimp_text_get_memsize;
+
+  gimp_rgba_set (&black, 0.0, 0.0, 0.0, GIMP_OPACITY_OPAQUE);
+  gimp_matrix2_identity (&identity);
+
+  GIMP_CONFIG_PROP_STRING (object_class, PROP_TEXT,
+                           "text",
+                           NULL, NULL,
+                           NULL,
+                           GIMP_PARAM_STATIC_STRINGS);
+
+  GIMP_CONFIG_PROP_STRING (object_class, PROP_MARKUP,
+                           "markup",
+                           NULL, NULL,
+                           NULL,
+                           GIMP_PARAM_STATIC_STRINGS);
+
+  GIMP_CONFIG_PROP_STRING (object_class, PROP_FONT,
+                           "font",
+                           NULL, NULL,
+                           "Sans-serif",
+                           GIMP_PARAM_STATIC_STRINGS);
+
+  GIMP_CONFIG_PROP_DOUBLE (object_class, PROP_FONT_SIZE,
+                           "font-size",
+                           NULL, NULL,
+                           0.0, 8192.0, 24.0,
+                           GIMP_PARAM_STATIC_STRINGS);
+
+  /*  We use the name "font-size-unit" for backward compatibility.
+   *  The unit is also used for other sizes in the text object.
+   */
+  GIMP_CONFIG_PROP_UNIT (object_class, PROP_UNIT,
+                         "font-size-unit",
+                         NULL, NULL,
+                         TRUE, FALSE, GIMP_UNIT_PIXEL,
+                         GIMP_PARAM_STATIC_STRINGS);
+
+  GIMP_CONFIG_PROP_BOOLEAN (object_class, PROP_ANTIALIAS,
+                            "antialias",
+                            NULL, NULL,
+                            TRUE,
+                            GIMP_PARAM_STATIC_STRINGS);
+
+  GIMP_CONFIG_PROP_ENUM (object_class, PROP_HINT_STYLE,
+                         "hint-style",
+                         NULL, NULL,
+                         GIMP_TYPE_TEXT_HINT_STYLE,
+                         GIMP_TEXT_HINT_STYLE_MEDIUM,
+                         GIMP_PARAM_STATIC_STRINGS |
+                         GIMP_CONFIG_PARAM_DEFAULTS);
+
+  GIMP_CONFIG_PROP_BOOLEAN (object_class, PROP_KERNING,
+                            "kerning",
+                            NULL, NULL,
+                            FALSE,
+                            GIMP_PARAM_STATIC_STRINGS |
+                            GIMP_CONFIG_PARAM_DEFAULTS);
+
+  language = gimp_get_default_language (NULL);
+
+  GIMP_CONFIG_PROP_STRING (object_class, PROP_LANGUAGE,
+                           "language",
+                           NULL, NULL,
+                           language,
+                           GIMP_PARAM_STATIC_STRINGS);
+
+  g_free (language);
+
+  GIMP_CONFIG_PROP_ENUM (object_class, PROP_BASE_DIR,
+                         "base-direction",
+                         NULL, NULL,
+                         GIMP_TYPE_TEXT_DIRECTION,
+                         GIMP_TEXT_DIRECTION_LTR,
+                         GIMP_PARAM_STATIC_STRINGS);
+
+  GIMP_CONFIG_PROP_RGB (object_class, PROP_COLOR,
+                        "color",
+                        NULL, NULL,
+                        FALSE, &black,
+                        GIMP_PARAM_STATIC_STRINGS);
+
+  GIMP_CONFIG_PROP_ENUM (object_class, PROP_OUTLINE,
+                         "outline",
+                         NULL, NULL,
+                         GIMP_TYPE_TEXT_OUTLINE,
+                         GIMP_TEXT_OUTLINE_NONE,
+                         GIMP_PARAM_STATIC_STRINGS |
+                         GIMP_CONFIG_PARAM_DEFAULTS);
+
+  GIMP_CONFIG_PROP_ENUM (object_class, PROP_JUSTIFICATION,
+                         "justify",
+                         NULL, NULL,
+                         GIMP_TYPE_TEXT_JUSTIFICATION,
+                         GIMP_TEXT_JUSTIFY_LEFT,
+                         GIMP_PARAM_STATIC_STRINGS);
+
+  GIMP_CONFIG_PROP_DOUBLE (object_class, PROP_INDENTATION,
+                           "indent",
+                           NULL, NULL,
+                           -8192.0, 8192.0, 0.0,
+                           GIMP_PARAM_STATIC_STRINGS |
+                           GIMP_CONFIG_PARAM_DEFAULTS);
+
+  GIMP_CONFIG_PROP_DOUBLE (object_class, PROP_LINE_SPACING,
+                           "line-spacing",
+                           NULL, NULL,
+                           -8192.0, 8192.0, 0.0,
+                           GIMP_PARAM_STATIC_STRINGS |
+                           GIMP_CONFIG_PARAM_DEFAULTS);
+
+  GIMP_CONFIG_PROP_DOUBLE (object_class, PROP_LETTER_SPACING,
+                           "letter-spacing",
+                           NULL, NULL,
+                           -8192.0, 8192.0, 0.0,
+                           GIMP_PARAM_STATIC_STRINGS |
+                           GIMP_CONFIG_PARAM_DEFAULTS);
+
+  GIMP_CONFIG_PROP_ENUM (object_class, PROP_BOX_MODE,
+                         "box-mode",
+                         NULL, NULL,
+                         GIMP_TYPE_TEXT_BOX_MODE,
+                         GIMP_TEXT_BOX_DYNAMIC,
+                         GIMP_PARAM_STATIC_STRINGS);
+
+  GIMP_CONFIG_PROP_DOUBLE (object_class, PROP_BOX_WIDTH,
+                           "box-width",
+                           NULL, NULL,
+                           0.0, GIMP_MAX_IMAGE_SIZE, 0.0,
+                           GIMP_PARAM_STATIC_STRINGS |
+                           GIMP_CONFIG_PARAM_DEFAULTS);
+
+  GIMP_CONFIG_PROP_DOUBLE (object_class, PROP_BOX_HEIGHT,
+                           "box-height",
+                           NULL, NULL,
+                           0.0, GIMP_MAX_IMAGE_SIZE, 0.0,
+                           GIMP_PARAM_STATIC_STRINGS |
+                           GIMP_CONFIG_PARAM_DEFAULTS);
+
+  GIMP_CONFIG_PROP_UNIT (object_class, PROP_BOX_UNIT,
+                         "box-unit",
+                         NULL, NULL,
+                         TRUE, FALSE, GIMP_UNIT_PIXEL,
+                         GIMP_PARAM_STATIC_STRINGS);
+
+  GIMP_CONFIG_PROP_MATRIX2 (object_class, PROP_TRANSFORMATION,
+                            "transformation",
+                            NULL, NULL,
+                            &identity,
+                            GIMP_PARAM_STATIC_STRINGS |
+                            GIMP_CONFIG_PARAM_DEFAULTS);
+
+  GIMP_CONFIG_PROP_DOUBLE (object_class, PROP_OFFSET_X,
+                           "offset-x",
+                           NULL, NULL,
+                           -G_MAXDOUBLE, G_MAXDOUBLE, 0.0,
+                           GIMP_PARAM_STATIC_STRINGS |
+                           GIMP_CONFIG_PARAM_DEFAULTS);
+
+  GIMP_CONFIG_PROP_DOUBLE (object_class, PROP_OFFSET_Y,
+                           "offset-y",
+                           NULL, NULL,
+                           -G_MAXDOUBLE, G_MAXDOUBLE, 0.0,
+                           GIMP_PARAM_STATIC_STRINGS |
+                           GIMP_CONFIG_PARAM_DEFAULTS);
+
+  /*  border does only exist to implement the old text API  */
+  g_object_class_install_property (object_class, PROP_BORDER,
+                                   g_param_spec_int ("border", NULL, NULL,
+                                                     0, GIMP_MAX_IMAGE_SIZE, 0,
+                                                     G_PARAM_CONSTRUCT |
+                                                     GIMP_PARAM_WRITABLE));
+
+  /*  the old hinting options have been replaced by 'hint-style'  */
+  GIMP_CONFIG_PROP_BOOLEAN (object_class, PROP_HINTING,
+                            "hinting",
+                            NULL, NULL,
+                            TRUE,
+                            GIMP_PARAM_STATIC_STRINGS);
+}
+
+static void
+gimp_text_init (GimpText *text)
+{
+}
+
+static void
+gimp_text_finalize (GObject *object)
+{
+  GimpText *text = GIMP_TEXT (object);
+
+  g_clear_pointer (&text->text,     g_free);
+  g_clear_pointer (&text->markup,   g_free);
+  g_clear_pointer (&text->font,     g_free);
+  g_clear_pointer (&text->language, g_free);
+
+  G_OBJECT_CLASS (parent_class)->finalize (object);
+}
+
+static void
+gimp_text_get_property (GObject      *object,
+                        guint         property_id,
+                        GValue       *value,
+                        GParamSpec   *pspec)
+{
+  GimpText *text = GIMP_TEXT (object);
+
+  switch (property_id)
+    {
+    case PROP_TEXT:
+      g_value_set_string (value, text->text);
+      break;
+    case PROP_MARKUP:
+      g_value_set_string (value, text->markup);
+      break;
+    case PROP_FONT:
+      g_value_set_string (value, text->font);
+      break;
+    case PROP_FONT_SIZE:
+      g_value_set_double (value, text->font_size);
+      break;
+    case PROP_UNIT:
+      g_value_set_int (value, text->unit);
+      break;
+    case PROP_ANTIALIAS:
+      g_value_set_boolean (value, text->antialias);
+      break;
+    case PROP_HINT_STYLE:
+      g_value_set_enum (value, text->hint_style);
+      break;
+    case PROP_KERNING:
+      g_value_set_boolean (value, text->kerning);
+      break;
+    case PROP_BASE_DIR:
+      g_value_set_enum (value, text->base_dir);
+      break;
+    case PROP_LANGUAGE:
+      g_value_set_string (value, text->language);
+      break;
+    case PROP_COLOR:
+      g_value_set_boxed (value, &text->color);
+      break;
+    case PROP_OUTLINE:
+      g_value_set_enum (value, text->outline);
+      break;
+    case PROP_JUSTIFICATION:
+      g_value_set_enum (value, text->justify);
+      break;
+    case PROP_INDENTATION:
+      g_value_set_double (value, text->indent);
+      break;
+    case PROP_LINE_SPACING:
+      g_value_set_double (value, text->line_spacing);
+      break;
+    case PROP_LETTER_SPACING:
+      g_value_set_double (value, text->letter_spacing);
+      break;
+    case PROP_BOX_MODE:
+      g_value_set_enum (value, text->box_mode);
+      break;
+    case PROP_BOX_WIDTH:
+      g_value_set_double (value, text->box_width);
+      break;
+    case PROP_BOX_HEIGHT:
+      g_value_set_double (value, text->box_height);
+      break;
+    case PROP_BOX_UNIT:
+      g_value_set_int (value, text->box_unit);
+      break;
+    case PROP_TRANSFORMATION:
+      g_value_set_boxed (value, &text->transformation);
+      break;
+    case PROP_OFFSET_X:
+      g_value_set_double (value, text->offset_x);
+      break;
+    case PROP_OFFSET_Y:
+      g_value_set_double (value, text->offset_y);
+      break;
+    case PROP_HINTING:
+      g_value_set_boolean (value,
+                           text->hint_style != GIMP_TEXT_HINT_STYLE_NONE);
+      break;
+    default:
+      G_OBJECT_WARN_INVALID_PROPERTY_ID (object, property_id, pspec);
+      break;
+    }
+}
+
+static void
+gimp_text_set_property (GObject      *object,
+                        guint         property_id,
+                        const GValue *value,
+                        GParamSpec   *pspec)
+{
+  GimpText    *text = GIMP_TEXT (object);
+  GimpRGB     *color;
+  GimpMatrix2 *matrix;
+
+  switch (property_id)
+    {
+    case PROP_TEXT:
+      g_free (text->text);
+      text->text = g_value_dup_string (value);
+      if (text->text && text->markup)
+        {
+          g_clear_pointer (&text->markup, g_free);
+          g_object_notify (object, "markup");
+        }
+      break;
+    case PROP_MARKUP:
+      g_free (text->markup);
+      text->markup = g_value_dup_string (value);
+      if (text->markup && text->text)
+        {
+          g_clear_pointer (&text->text, g_free);
+          g_object_notify (object, "text");
+        }
+      break;
+    case PROP_FONT:
+      {
+        const gchar *font = g_value_get_string (value);
+
+        g_free (text->font);
+
+        if (font)
+          {
+            gsize len = strlen (font);
+
+            if (g_str_has_suffix (font, " Not-Rotated"))
+              len -= strlen ( " Not-Rotated");
+
+            text->font = g_strndup (font, len);
+          }
+        else
+          {
+            text->font = NULL;
+          }
+      }
+      break;
+    case PROP_FONT_SIZE:
+      text->font_size = g_value_get_double (value);
+      break;
+    case PROP_UNIT:
+      text->unit = g_value_get_int (value);
+      break;
+    case PROP_ANTIALIAS:
+      text->antialias = g_value_get_boolean (value);
+      break;
+    case PROP_HINT_STYLE:
+      text->hint_style = g_value_get_enum (value);
+      break;
+    case PROP_KERNING:
+      text->kerning = g_value_get_boolean (value);
+      break;
+    case PROP_LANGUAGE:
+      g_free (text->language);
+      text->language = g_value_dup_string (value);
+      break;
+    case PROP_BASE_DIR:
+      text->base_dir = g_value_get_enum (value);
+      break;
+    case PROP_COLOR:
+      color = g_value_get_boxed (value);
+      text->color = *color;
+      break;
+    case PROP_OUTLINE:
+      text->outline = g_value_get_enum (value);
+      break;
+    case PROP_JUSTIFICATION:
+      text->justify = g_value_get_enum (value);
+      break;
+    case PROP_INDENTATION:
+      text->indent = g_value_get_double (value);
+      break;
+    case PROP_LINE_SPACING:
+      text->line_spacing = g_value_get_double (value);
+      break;
+    case PROP_LETTER_SPACING:
+      text->letter_spacing = g_value_get_double (value);
+      break;
+    case PROP_BOX_MODE:
+      text->box_mode = g_value_get_enum (value);
+      break;
+    case PROP_BOX_WIDTH:
+      text->box_width = g_value_get_double (value);
+      break;
+    case PROP_BOX_HEIGHT:
+      text->box_height = g_value_get_double (value);
+      break;
+    case PROP_BOX_UNIT:
+      text->box_unit = g_value_get_int (value);
+      break;
+    case PROP_TRANSFORMATION:
+      matrix = g_value_get_boxed (value);
+      text->transformation = *matrix;
+      break;
+    case PROP_OFFSET_X:
+      text->offset_x = g_value_get_double (value);
+      break;
+    case PROP_OFFSET_Y:
+      text->offset_y = g_value_get_double (value);
+      break;
+    case PROP_BORDER:
+      text->border = g_value_get_int (value);
+      break;
+    case PROP_HINTING:
+      /* interpret "hinting" only if "hint-style" has its default
+       * value, so we don't overwrite a serialized new hint-style with
+       * a compat "hinting" that is only there for old GIMP versions
+       */
+      if (text->hint_style == GIMP_TEXT_HINT_STYLE_MEDIUM)
+        text->hint_style = (g_value_get_boolean (value) ?
+                            GIMP_TEXT_HINT_STYLE_MEDIUM :
+                            GIMP_TEXT_HINT_STYLE_NONE);
+      break;
+    default:
+      G_OBJECT_WARN_INVALID_PROPERTY_ID (object, property_id, pspec);
+      break;
+    }
+}
+
+static void
+gimp_text_dispatch_properties_changed (GObject     *object,
+                                       guint        n_pspecs,
+                                       GParamSpec **pspecs)
+{
+  G_OBJECT_CLASS (parent_class)->dispatch_properties_changed (object,
+                                                              n_pspecs, pspecs);
+
+  g_signal_emit (object, text_signals[CHANGED], 0);
+}
+
+static gint64
+gimp_text_get_memsize (GimpObject *object,
+                       gint64     *gui_size)
+{
+  GimpText *text    = GIMP_TEXT (object);
+  gint64    memsize = 0;
+
+  memsize += gimp_string_get_memsize (text->text);
+  memsize += gimp_string_get_memsize (text->markup);
+  memsize += gimp_string_get_memsize (text->font);
+  memsize += gimp_string_get_memsize (text->language);
+
+  return memsize + GIMP_OBJECT_CLASS (parent_class)->get_memsize (object,
+                                                                  gui_size);
+}
+
+void
+gimp_text_get_transformation (GimpText    *text,
+                              GimpMatrix3 *matrix)
+{
+  g_return_if_fail (GIMP_IS_TEXT (text));
+  g_return_if_fail (matrix != NULL);
+
+  matrix->coeff[0][0] = text->transformation.coeff[0][0];
+  matrix->coeff[0][1] = text->transformation.coeff[0][1];
+  matrix->coeff[0][2] = text->offset_x;
+
+  matrix->coeff[1][0] = text->transformation.coeff[1][0];
+  matrix->coeff[1][1] = text->transformation.coeff[1][1];
+  matrix->coeff[1][2] = text->offset_y;
+
+  matrix->coeff[2][0] = 0.0;
+  matrix->coeff[2][1] = 0.0;
+  matrix->coeff[2][2] = 1.0;
+}