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authorDaniel Baumann <daniel.baumann@progress-linux.org>2024-04-27 16:23:22 +0000
committerDaniel Baumann <daniel.baumann@progress-linux.org>2024-04-27 16:23:22 +0000
commite42129241681dde7adae7d20697e7b421682fbb4 (patch)
treeaf1fe815a5e639e68e59fabd8395ec69458b3e5e /app/tools/gimptransformgridoptions.c
parentInitial commit. (diff)
downloadgimp-e42129241681dde7adae7d20697e7b421682fbb4.tar.xz
gimp-e42129241681dde7adae7d20697e7b421682fbb4.zip
Adding upstream version 2.10.22.upstream/2.10.22upstream
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'app/tools/gimptransformgridoptions.c')
-rw-r--r--app/tools/gimptransformgridoptions.c712
1 files changed, 712 insertions, 0 deletions
diff --git a/app/tools/gimptransformgridoptions.c b/app/tools/gimptransformgridoptions.c
new file mode 100644
index 0000000..c8d0b09
--- /dev/null
+++ b/app/tools/gimptransformgridoptions.c
@@ -0,0 +1,712 @@
+/* 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 <gegl.h>
+#include <gtk/gtk.h>
+
+#include "libgimpconfig/gimpconfig.h"
+#include "libgimpwidgets/gimpwidgets.h"
+
+#include "tools-types.h"
+
+#include "core/gimp.h"
+#include "core/gimptoolinfo.h"
+
+#include "widgets/gimppropwidgets.h"
+#include "widgets/gimpspinscale.h"
+#include "widgets/gimpwidgets-utils.h"
+
+#include "gimpperspectivetool.h"
+#include "gimprotatetool.h"
+#include "gimpscaletool.h"
+#include "gimpunifiedtransformtool.h"
+#include "gimptooloptions-gui.h"
+#include "gimptransformgridoptions.h"
+#include "gimptransformgridtool.h"
+
+#include "gimp-intl.h"
+
+
+enum
+{
+ PROP_0,
+ PROP_DIRECTION,
+ PROP_DIRECTION_LINKED,
+ PROP_SHOW_PREVIEW,
+ PROP_COMPOSITED_PREVIEW,
+ PROP_PREVIEW_LINKED,
+ PROP_SYNCHRONOUS_PREVIEW,
+ PROP_PREVIEW_OPACITY,
+ PROP_GRID_TYPE,
+ PROP_GRID_SIZE,
+ PROP_CONSTRAIN_MOVE,
+ PROP_CONSTRAIN_SCALE,
+ PROP_CONSTRAIN_ROTATE,
+ PROP_CONSTRAIN_SHEAR,
+ PROP_CONSTRAIN_PERSPECTIVE,
+ PROP_FROMPIVOT_SCALE,
+ PROP_FROMPIVOT_SHEAR,
+ PROP_FROMPIVOT_PERSPECTIVE,
+ PROP_CORNERSNAP,
+ PROP_FIXEDPIVOT,
+};
+
+
+static void gimp_transform_grid_options_set_property (GObject *object,
+ guint property_id,
+ const GValue *value,
+ GParamSpec *pspec);
+static void gimp_transform_grid_options_get_property (GObject *object,
+ guint property_id,
+ GValue *value,
+ GParamSpec *pspec);
+
+static gboolean gimp_transform_grid_options_sync_grid (GBinding *binding,
+ const GValue *source_value,
+ GValue *target_value,
+ gpointer user_data);
+
+
+G_DEFINE_TYPE (GimpTransformGridOptions, gimp_transform_grid_options,
+ GIMP_TYPE_TRANSFORM_OPTIONS)
+
+#define parent_class gimp_transform_grid_options_parent_class
+
+
+static void
+gimp_transform_grid_options_class_init (GimpTransformGridOptionsClass *klass)
+{
+ GObjectClass *object_class = G_OBJECT_CLASS (klass);
+
+ object_class->set_property = gimp_transform_grid_options_set_property;
+ object_class->get_property = gimp_transform_grid_options_get_property;
+
+ g_object_class_override_property (object_class, PROP_DIRECTION,
+ "direction");
+
+ g_object_class_install_property (object_class, PROP_DIRECTION_LINKED,
+ g_param_spec_boolean ("direction-linked",
+ NULL, NULL,
+ FALSE,
+ G_PARAM_READWRITE |
+ G_PARAM_CONSTRUCT));
+
+ GIMP_CONFIG_PROP_BOOLEAN (object_class, PROP_SHOW_PREVIEW,
+ "show-preview",
+ _("Show image preview"),
+ _("Show a preview of the transformed image"),
+ TRUE,
+ GIMP_PARAM_STATIC_STRINGS);
+
+ GIMP_CONFIG_PROP_BOOLEAN (object_class, PROP_COMPOSITED_PREVIEW,
+ "composited-preview",
+ _("Composited preview"),
+ _("Show preview as part of the image composition"),
+ FALSE,
+ GIMP_PARAM_STATIC_STRINGS);
+
+ GIMP_CONFIG_PROP_BOOLEAN (object_class, PROP_PREVIEW_LINKED,
+ "preview-linked",
+ _("Preview linked items"),
+ _("Include linked items in the preview"),
+ FALSE,
+ GIMP_PARAM_STATIC_STRINGS);
+
+ GIMP_CONFIG_PROP_BOOLEAN (object_class, PROP_SYNCHRONOUS_PREVIEW,
+ "synchronous-preview",
+ _("Synchronous preview"),
+ _("Render the preview synchronously"),
+ FALSE,
+ GIMP_PARAM_STATIC_STRINGS);
+
+ GIMP_CONFIG_PROP_DOUBLE (object_class, PROP_PREVIEW_OPACITY,
+ "preview-opacity",
+ _("Image opacity"),
+ _("Opacity of the preview image"),
+ 0.0, 1.0, 1.0,
+ GIMP_PARAM_STATIC_STRINGS);
+
+ GIMP_CONFIG_PROP_ENUM (object_class, PROP_GRID_TYPE,
+ "grid-type",
+ _("Guides"),
+ _("Composition guides such as rule of thirds"),
+ GIMP_TYPE_GUIDES_TYPE,
+ GIMP_GUIDES_NONE,
+ GIMP_PARAM_STATIC_STRINGS);
+
+ GIMP_CONFIG_PROP_INT (object_class, PROP_GRID_SIZE,
+ "grid-size",
+ NULL,
+ _("Size of a grid cell for variable number "
+ "of composition guides"),
+ 1, 128, 15,
+ GIMP_PARAM_STATIC_STRINGS);
+
+ GIMP_CONFIG_PROP_BOOLEAN (object_class, PROP_CONSTRAIN_MOVE,
+ "constrain-move",
+ NULL, NULL,
+ FALSE,
+ GIMP_PARAM_STATIC_STRINGS);
+
+ GIMP_CONFIG_PROP_BOOLEAN (object_class, PROP_CONSTRAIN_SCALE,
+ "constrain-scale",
+ NULL, NULL,
+ TRUE,
+ GIMP_PARAM_STATIC_STRINGS);
+
+ GIMP_CONFIG_PROP_BOOLEAN (object_class, PROP_CONSTRAIN_ROTATE,
+ "constrain-rotate",
+ NULL, NULL,
+ FALSE,
+ GIMP_PARAM_STATIC_STRINGS);
+
+ GIMP_CONFIG_PROP_BOOLEAN (object_class, PROP_CONSTRAIN_SHEAR,
+ "constrain-shear",
+ NULL, NULL,
+ TRUE,
+ GIMP_PARAM_STATIC_STRINGS);
+
+ GIMP_CONFIG_PROP_BOOLEAN (object_class, PROP_CONSTRAIN_PERSPECTIVE,
+ "constrain-perspective",
+ NULL, NULL,
+ FALSE,
+ GIMP_PARAM_STATIC_STRINGS);
+
+ GIMP_CONFIG_PROP_BOOLEAN (object_class, PROP_FROMPIVOT_SCALE,
+ "frompivot-scale",
+ NULL, NULL,
+ FALSE,
+ GIMP_PARAM_STATIC_STRINGS);
+
+ GIMP_CONFIG_PROP_BOOLEAN (object_class, PROP_FROMPIVOT_SHEAR,
+ "frompivot-shear",
+ NULL, NULL,
+ FALSE,
+ GIMP_PARAM_STATIC_STRINGS);
+
+ GIMP_CONFIG_PROP_BOOLEAN (object_class, PROP_FROMPIVOT_PERSPECTIVE,
+ "frompivot-perspective",
+ NULL, NULL,
+ FALSE,
+ GIMP_PARAM_STATIC_STRINGS);
+
+ GIMP_CONFIG_PROP_BOOLEAN (object_class, PROP_CORNERSNAP,
+ "cornersnap",
+ NULL, NULL,
+ FALSE,
+ GIMP_PARAM_STATIC_STRINGS);
+
+ GIMP_CONFIG_PROP_BOOLEAN (object_class, PROP_FIXEDPIVOT,
+ "fixedpivot",
+ NULL, NULL,
+ FALSE,
+ GIMP_PARAM_STATIC_STRINGS);
+}
+
+static void
+gimp_transform_grid_options_init (GimpTransformGridOptions *options)
+{
+}
+
+static void
+gimp_transform_grid_options_set_property (GObject *object,
+ guint property_id,
+ const GValue *value,
+ GParamSpec *pspec)
+{
+ GimpTransformGridOptions *options = GIMP_TRANSFORM_GRID_OPTIONS (object);
+ GimpTransformOptions *transform_options = GIMP_TRANSFORM_OPTIONS (object);
+
+ switch (property_id)
+ {
+ case PROP_DIRECTION:
+ transform_options->direction = g_value_get_enum (value);
+
+ /* Expected default for corrective transform_grid is to see the
+ * original image only.
+ */
+ g_object_set (options,
+ "show-preview",
+ transform_options->direction != GIMP_TRANSFORM_BACKWARD,
+ NULL);
+ break;
+ case PROP_DIRECTION_LINKED:
+ options->direction_linked = g_value_get_boolean (value);
+ break;
+ case PROP_SHOW_PREVIEW:
+ options->show_preview = g_value_get_boolean (value);
+ break;
+ case PROP_COMPOSITED_PREVIEW:
+ options->composited_preview = g_value_get_boolean (value);
+ break;
+ case PROP_PREVIEW_LINKED:
+ options->preview_linked = g_value_get_boolean (value);
+ break;
+ case PROP_SYNCHRONOUS_PREVIEW:
+ options->synchronous_preview = g_value_get_boolean (value);
+ break;
+ case PROP_PREVIEW_OPACITY:
+ options->preview_opacity = g_value_get_double (value);
+ break;
+ case PROP_GRID_TYPE:
+ options->grid_type = g_value_get_enum (value);
+ break;
+ case PROP_GRID_SIZE:
+ options->grid_size = g_value_get_int (value);
+ break;
+ case PROP_CONSTRAIN_MOVE:
+ options->constrain_move = g_value_get_boolean (value);
+ break;
+ case PROP_CONSTRAIN_SCALE:
+ options->constrain_scale = g_value_get_boolean (value);
+ break;
+ case PROP_CONSTRAIN_ROTATE:
+ options->constrain_rotate = g_value_get_boolean (value);
+ break;
+ case PROP_CONSTRAIN_SHEAR:
+ options->constrain_shear = g_value_get_boolean (value);
+ break;
+ case PROP_CONSTRAIN_PERSPECTIVE:
+ options->constrain_perspective = g_value_get_boolean (value);
+ break;
+ case PROP_FROMPIVOT_SCALE:
+ options->frompivot_scale = g_value_get_boolean (value);
+ break;
+ case PROP_FROMPIVOT_SHEAR:
+ options->frompivot_shear = g_value_get_boolean (value);
+ break;
+ case PROP_FROMPIVOT_PERSPECTIVE:
+ options->frompivot_perspective = g_value_get_boolean (value);
+ break;
+ case PROP_CORNERSNAP:
+ options->cornersnap = g_value_get_boolean (value);
+ break;
+ case PROP_FIXEDPIVOT:
+ options->fixedpivot = g_value_get_boolean (value);
+ break;
+ default:
+ G_OBJECT_WARN_INVALID_PROPERTY_ID (object, property_id, pspec);
+ break;
+ }
+}
+
+static void
+gimp_transform_grid_options_get_property (GObject *object,
+ guint property_id,
+ GValue *value,
+ GParamSpec *pspec)
+{
+ GimpTransformGridOptions *options = GIMP_TRANSFORM_GRID_OPTIONS (object);
+ GimpTransformOptions *transform_options = GIMP_TRANSFORM_OPTIONS (object);
+
+ switch (property_id)
+ {
+ case PROP_DIRECTION:
+ g_value_set_enum (value, transform_options->direction);
+ break;
+ case PROP_DIRECTION_LINKED:
+ g_value_set_boolean (value, options->direction_linked);
+ break;
+ case PROP_SHOW_PREVIEW:
+ g_value_set_boolean (value, options->show_preview);
+ break;
+ case PROP_COMPOSITED_PREVIEW:
+ g_value_set_boolean (value, options->composited_preview);
+ break;
+ case PROP_PREVIEW_LINKED:
+ g_value_set_boolean (value, options->preview_linked);
+ break;
+ case PROP_SYNCHRONOUS_PREVIEW:
+ g_value_set_boolean (value, options->synchronous_preview);
+ break;
+ case PROP_PREVIEW_OPACITY:
+ g_value_set_double (value, options->preview_opacity);
+ break;
+ case PROP_GRID_TYPE:
+ g_value_set_enum (value, options->grid_type);
+ break;
+ case PROP_GRID_SIZE:
+ g_value_set_int (value, options->grid_size);
+ break;
+ case PROP_CONSTRAIN_MOVE:
+ g_value_set_boolean (value, options->constrain_move);
+ break;
+ case PROP_CONSTRAIN_SCALE:
+ g_value_set_boolean (value, options->constrain_scale);
+ break;
+ case PROP_CONSTRAIN_ROTATE:
+ g_value_set_boolean (value, options->constrain_rotate);
+ break;
+ case PROP_CONSTRAIN_SHEAR:
+ g_value_set_boolean (value, options->constrain_shear);
+ break;
+ case PROP_CONSTRAIN_PERSPECTIVE:
+ g_value_set_boolean (value, options->constrain_perspective);
+ break;
+ case PROP_FROMPIVOT_SCALE:
+ g_value_set_boolean (value, options->frompivot_scale);
+ break;
+ case PROP_FROMPIVOT_SHEAR:
+ g_value_set_boolean (value, options->frompivot_shear);
+ break;
+ case PROP_FROMPIVOT_PERSPECTIVE:
+ g_value_set_boolean (value, options->frompivot_perspective);
+ break;
+ case PROP_CORNERSNAP:
+ g_value_set_boolean (value, options->cornersnap);
+ break;
+ case PROP_FIXEDPIVOT:
+ g_value_set_boolean (value, options->fixedpivot);
+ break;
+ default:
+ G_OBJECT_WARN_INVALID_PROPERTY_ID (object, property_id, pspec);
+ break;
+ }
+}
+
+/**
+ * gimp_transform_grid_options_gui:
+ * @tool_options: a #GimpToolOptions
+ *
+ * Build the TransformGrid Tool Options.
+ *
+ * Return value: a container holding the transform_grid tool options
+ **/
+GtkWidget *
+gimp_transform_grid_options_gui (GimpToolOptions *tool_options)
+{
+ GObject *config = G_OBJECT (tool_options);
+ GimpTransformGridOptions *options = GIMP_TRANSFORM_GRID_OPTIONS (tool_options);
+ GimpTransformGridToolClass *tg_class;
+ GtkWidget *vbox;
+ GtkWidget *vbox2;
+ GtkWidget *vbox3;
+ GtkWidget *button;
+ GtkWidget *frame;
+ GtkWidget *combo;
+ GtkWidget *scale;
+ GtkWidget *grid_box;
+ GdkModifierType extend_mask = gimp_get_extend_selection_mask ();
+ GdkModifierType constrain_mask = gimp_get_constrain_behavior_mask ();
+
+ vbox = gimp_transform_options_gui (tool_options, TRUE, TRUE, TRUE);
+
+ tg_class = g_type_class_ref (tool_options->tool_info->tool_type);
+
+ /* the direction-link button */
+ if (tg_class->matrix_to_info)
+ {
+ GimpTransformOptions *tr_options = GIMP_TRANSFORM_OPTIONS (tool_options);
+ GtkWidget *hbox;
+
+ vbox2 = gtk_bin_get_child (GTK_BIN (tr_options->direction_frame));
+ g_object_ref (vbox2);
+ gtk_container_remove (GTK_CONTAINER (tr_options->direction_frame), vbox2);
+
+ hbox = gtk_box_new (GTK_ORIENTATION_HORIZONTAL, 1);
+ gtk_container_add (GTK_CONTAINER (tr_options->direction_frame), hbox);
+ gtk_widget_show (hbox);
+
+ gtk_box_pack_start (GTK_BOX (hbox), vbox2, TRUE, TRUE, 0);
+ g_object_unref (vbox2);
+
+ button = gimp_chain_button_new (GIMP_CHAIN_RIGHT);
+ gtk_box_pack_start (GTK_BOX (hbox), button, FALSE, FALSE, 0);
+ gtk_widget_set_sensitive (button, FALSE);
+ gimp_chain_button_set_icon_size (GIMP_CHAIN_BUTTON (button),
+ GTK_ICON_SIZE_MENU);
+ gtk_widget_show (button);
+
+ g_object_bind_property (config, "direction-linked",
+ button, "active",
+ G_BINDING_BIDIRECTIONAL |
+ G_BINDING_SYNC_CREATE);
+
+ options->direction_chain_button = button;
+ }
+
+ g_type_class_unref (tg_class);
+
+ /* the preview frame */
+ vbox2 = gtk_box_new (GTK_ORIENTATION_VERTICAL, 2);
+
+ vbox3 = gtk_box_new (GTK_ORIENTATION_VERTICAL, 2);
+
+ button = gimp_prop_check_button_new (config, "preview-linked", NULL);
+ gtk_box_pack_start (GTK_BOX (vbox3), button, FALSE, FALSE, 0);
+ gtk_widget_show (button);
+
+ button = gimp_prop_check_button_new (config, "synchronous-preview", NULL);
+ gtk_box_pack_start (GTK_BOX (vbox3), button, FALSE, FALSE, 0);
+ gtk_widget_show (button);
+
+ frame = gimp_prop_expanding_frame_new (config, "composited-preview", NULL,
+ vbox3, NULL);
+ gtk_box_pack_start (GTK_BOX (vbox2), frame, FALSE, FALSE, 0);
+ gtk_widget_show (frame);
+
+ scale = gimp_prop_spin_scale_new (config, "preview-opacity", NULL,
+ 0.01, 0.1, 0);
+ gimp_prop_widget_set_factor (scale, 100.0, 0.0, 0.0, 1);
+ gtk_box_pack_start (GTK_BOX (vbox2), scale, FALSE, FALSE, 0);
+ gtk_widget_show (scale);
+
+ g_object_bind_property (config, "composited-preview",
+ scale, "sensitive",
+ G_BINDING_SYNC_CREATE |
+ G_BINDING_INVERT_BOOLEAN);
+
+ frame = gimp_prop_expanding_frame_new (config, "show-preview", NULL,
+ vbox2, NULL);
+ gtk_box_pack_start (GTK_BOX (vbox), frame, FALSE, FALSE, 0);
+ gtk_widget_show (frame);
+
+ /* the guides frame */
+ frame = gimp_frame_new (NULL);
+ gtk_box_pack_start (GTK_BOX (vbox), frame, FALSE, FALSE, 0);
+ gtk_widget_show (frame);
+
+ /* the guides type menu */
+ combo = gimp_prop_enum_combo_box_new (config, "grid-type", 0, 0);
+ gimp_int_combo_box_set_label (GIMP_INT_COMBO_BOX (combo), _("Guides"));
+ g_object_set (combo, "ellipsize", PANGO_ELLIPSIZE_END, NULL);
+ gtk_frame_set_label_widget (GTK_FRAME (frame), combo);
+ gtk_widget_show (combo);
+
+ /* the grid density scale */
+ scale = gimp_prop_spin_scale_new (config, "grid-size", NULL,
+ 1.8, 8.0, 0);
+ gimp_spin_scale_set_label (GIMP_SPIN_SCALE (scale), NULL);
+ gtk_container_add (GTK_CONTAINER (frame), scale);
+
+ g_object_bind_property_full (config, "grid-type",
+ scale, "visible",
+ G_BINDING_SYNC_CREATE,
+ gimp_transform_grid_options_sync_grid,
+ NULL,
+ NULL, NULL);
+
+ if (tool_options->tool_info->tool_type == GIMP_TYPE_ROTATE_TOOL)
+ {
+ gchar *label;
+
+ label = g_strdup_printf (_("15 degrees (%s)"),
+ gimp_get_mod_string (extend_mask));
+
+ button = gimp_prop_check_button_new (config, "constrain-rotate", label);
+ gtk_box_pack_start (GTK_BOX (vbox), button, FALSE, FALSE, 0);
+ gtk_widget_show (button);
+
+ gimp_help_set_help_data (button, _("Limit rotation steps to 15 degrees"),
+ NULL);
+
+ g_free (label);
+ }
+ else if (tool_options->tool_info->tool_type == GIMP_TYPE_SCALE_TOOL)
+ {
+ gchar *label;
+
+ label = g_strdup_printf (_("Keep aspect (%s)"),
+ gimp_get_mod_string (extend_mask));
+
+ button = gimp_prop_check_button_new (config, "constrain-scale", label);
+ gtk_box_pack_start (GTK_BOX (vbox), button, FALSE, FALSE, 0);
+ gtk_widget_show (button);
+
+ gimp_help_set_help_data (button, _("Keep the original aspect ratio"),
+ NULL);
+
+ g_free (label);
+
+ label = g_strdup_printf (_("Around center (%s)"),
+ gimp_get_mod_string (constrain_mask));
+
+ button = gimp_prop_check_button_new (config, "frompivot-scale", label);
+ gtk_box_pack_start (GTK_BOX (vbox), button, FALSE, FALSE, 0);
+ gtk_widget_show (button);
+
+ gimp_help_set_help_data (button, _("Scale around the center point"),
+ NULL);
+
+ g_free (label);
+ }
+ else if (tool_options->tool_info->tool_type == GIMP_TYPE_PERSPECTIVE_TOOL)
+ {
+ gchar *label;
+
+ label = g_strdup_printf (_("Constrain handles (%s)"),
+ gimp_get_mod_string (extend_mask));
+
+ button = gimp_prop_check_button_new (config, "constrain-perspective", label);
+ gtk_box_pack_start (GTK_BOX (vbox), button, FALSE, FALSE, 0);
+ gtk_widget_show (button);
+
+ gimp_help_set_help_data (
+ button, _("Constrain handles to move along edges and diagonal (%s)"),
+ NULL);
+
+ g_free (label);
+
+ label = g_strdup_printf (_("Around center (%s)"),
+ gimp_get_mod_string (constrain_mask));
+
+ button = gimp_prop_check_button_new (config, "frompivot-perspective", label);
+ gtk_box_pack_start (GTK_BOX (vbox), button, FALSE, FALSE, 0);
+ gtk_widget_show (button);
+
+ gimp_help_set_help_data (
+ button, _("Transform around the center point"),
+ NULL);
+
+ g_free (label);
+ }
+ else if (tool_options->tool_info->tool_type == GIMP_TYPE_UNIFIED_TRANSFORM_TOOL)
+ {
+ struct
+ {
+ GdkModifierType mod;
+ gchar *name;
+ gchar *desc;
+ gchar *tip;
+ }
+ opt_list[] =
+ {
+ { extend_mask, NULL, N_("Constrain (%s)") },
+ { extend_mask, "constrain-move", N_("Move"),
+ N_("Constrain movement to 45 degree angles from center (%s)") },
+ { extend_mask, "constrain-scale", N_("Scale"),
+ N_("Maintain aspect ratio when scaling (%s)") },
+ { extend_mask, "constrain-rotate", N_("Rotate"),
+ N_("Constrain rotation to 15 degree increments (%s)") },
+ { extend_mask, "constrain-shear", N_("Shear"),
+ N_("Shear along edge direction only (%s)") },
+ { extend_mask, "constrain-perspective", N_("Perspective"),
+ N_("Constrain perspective handles to move along edges and diagonal (%s)") },
+
+ { constrain_mask, NULL,
+ N_("From pivot (%s)") },
+ { constrain_mask, "frompivot-scale", N_("Scale"),
+ N_("Scale from pivot point (%s)") },
+ { constrain_mask, "frompivot-shear", N_("Shear"),
+ N_("Shear opposite edge by same amount (%s)") },
+ { constrain_mask, "frompivot-perspective", N_("Perspective"),
+ N_("Maintain position of pivot while changing perspective (%s)") },
+
+ { 0, NULL,
+ N_("Pivot") },
+ { extend_mask, "cornersnap", N_("Snap (%s)"),
+ N_("Snap pivot to corners and center (%s)") },
+ { 0, "fixedpivot", N_("Lock"),
+ N_("Lock pivot position to canvas") },
+ };
+
+ gchar *label;
+ gint i;
+
+ frame = NULL;
+
+ for (i = 0; i < G_N_ELEMENTS (opt_list); i++)
+ {
+ if (! opt_list[i].name && ! opt_list[i].desc)
+ {
+ frame = NULL;
+ continue;
+ }
+
+ label = g_strdup_printf (gettext (opt_list[i].desc),
+ gimp_get_mod_string (opt_list[i].mod));
+
+ if (opt_list[i].name)
+ {
+ button = gimp_prop_check_button_new (config, opt_list[i].name,
+ label);
+
+ gtk_box_pack_start (GTK_BOX (frame ? grid_box : vbox),
+ button, FALSE, FALSE, 0);
+
+ gtk_widget_show (button);
+
+ g_free (label);
+ label = g_strdup_printf (gettext (opt_list[i].tip),
+ gimp_get_mod_string (opt_list[i].mod));
+
+ gimp_help_set_help_data (button, label, NULL);
+ }
+ else
+ {
+ frame = gimp_frame_new (label);
+ gtk_box_pack_start (GTK_BOX (vbox), frame, FALSE, FALSE, 0);
+ gtk_widget_show (frame);
+
+ grid_box = gtk_box_new (GTK_ORIENTATION_VERTICAL, 2);
+ gtk_container_add (GTK_CONTAINER (frame), grid_box);
+ gtk_widget_show (grid_box);
+ }
+
+ g_free (label);
+ }
+ }
+
+ return vbox;
+}
+
+gboolean
+gimp_transform_grid_options_show_preview (GimpTransformGridOptions *options)
+{
+ GimpTransformOptions *transform_options;
+
+ g_return_val_if_fail (GIMP_IS_TRANSFORM_GRID_OPTIONS (options), FALSE);
+
+ transform_options = GIMP_TRANSFORM_OPTIONS (options);
+
+ if (options->show_preview)
+ {
+ switch (transform_options->type)
+ {
+ case GIMP_TRANSFORM_TYPE_LAYER:
+ case GIMP_TRANSFORM_TYPE_IMAGE:
+ return TRUE;
+
+ case GIMP_TRANSFORM_TYPE_SELECTION:
+ case GIMP_TRANSFORM_TYPE_PATH:
+ return FALSE;
+ }
+ }
+
+ return FALSE;
+}
+
+
+/* private functions */
+
+static gboolean
+gimp_transform_grid_options_sync_grid (GBinding *binding,
+ const GValue *source_value,
+ GValue *target_value,
+ gpointer user_data)
+{
+ GimpGuidesType type = g_value_get_enum (source_value);
+
+ g_value_set_boolean (target_value,
+ type == GIMP_GUIDES_N_LINES ||
+ type == GIMP_GUIDES_SPACING);
+
+ return TRUE;
+}
+