mirror of https://github.com/GNOME/gimp.git
609 lines
22 KiB
C
609 lines
22 KiB
C
/* GIMP - The GNU Image Manipulation Program
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* Copyright (C) 1995 Spencer Kimball and Peter Mattis
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*
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* This program is free software: you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; either version 3 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program. If not, see <http://www.gnu.org/licenses/>.
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*/
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#include "config.h"
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#include <gegl.h>
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#include <gtk/gtk.h>
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#include "libgimpconfig/gimpconfig.h"
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#include "libgimpwidgets/gimpwidgets.h"
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#include "tools-types.h"
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#include "config/gimpcoreconfig.h"
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#include "core/gimp.h"
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#include "core/gimptoolinfo.h"
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#include "widgets/gimppropwidgets.h"
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#include "widgets/gimpwidgets-utils.h"
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#include "gimprotatetool.h"
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#include "gimpscaletool.h"
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#include "gimpunifiedtransformtool.h"
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#include "gimptooloptions-gui.h"
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#include "gimptransformoptions.h"
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#include "gimp-intl.h"
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enum
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{
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PROP_0,
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PROP_TYPE,
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PROP_DIRECTION,
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PROP_INTERPOLATION,
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PROP_CLIP,
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PROP_SHOW_PREVIEW,
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PROP_PREVIEW_OPACITY,
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PROP_GRID_TYPE,
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PROP_GRID_SIZE,
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PROP_CONSTRAIN_MOVE,
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PROP_CONSTRAIN_SCALE,
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PROP_CONSTRAIN_ROTATE,
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PROP_CONSTRAIN_SHEAR,
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PROP_CONSTRAIN_PERSPECTIVE,
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PROP_FROMPIVOT_SCALE,
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PROP_FROMPIVOT_SHEAR,
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PROP_FROMPIVOT_PERSPECTIVE,
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PROP_CORNERSNAP,
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PROP_FIXEDPIVOT,
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};
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static void gimp_transform_options_set_property (GObject *object,
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guint property_id,
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const GValue *value,
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GParamSpec *pspec);
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static void gimp_transform_options_get_property (GObject *object,
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guint property_id,
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GValue *value,
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GParamSpec *pspec);
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static void gimp_transform_options_reset (GimpToolOptions *tool_options);
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static gboolean gimp_transform_options_sync_grid (GBinding *binding,
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const GValue *source_value,
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GValue *target_value,
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gpointer user_data);
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G_DEFINE_TYPE (GimpTransformOptions, gimp_transform_options,
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GIMP_TYPE_TOOL_OPTIONS)
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#define parent_class gimp_transform_options_parent_class
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static void
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gimp_transform_options_class_init (GimpTransformOptionsClass *klass)
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{
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GObjectClass *object_class = G_OBJECT_CLASS (klass);
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GimpToolOptionsClass *options_class = GIMP_TOOL_OPTIONS_CLASS (klass);
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object_class->set_property = gimp_transform_options_set_property;
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object_class->get_property = gimp_transform_options_get_property;
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options_class->reset = gimp_transform_options_reset;
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GIMP_CONFIG_INSTALL_PROP_ENUM (object_class, PROP_TYPE,
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"type", NULL,
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GIMP_TYPE_TRANSFORM_TYPE,
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GIMP_TRANSFORM_TYPE_LAYER,
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GIMP_PARAM_STATIC_STRINGS);
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GIMP_CONFIG_INSTALL_PROP_ENUM (object_class, PROP_DIRECTION,
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"direction",
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N_("Direction of transformation"),
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GIMP_TYPE_TRANSFORM_DIRECTION,
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GIMP_TRANSFORM_FORWARD,
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GIMP_PARAM_STATIC_STRINGS);
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GIMP_CONFIG_INSTALL_PROP_ENUM (object_class, PROP_INTERPOLATION,
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"interpolation",
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N_("Interpolation method"),
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GIMP_TYPE_INTERPOLATION_TYPE,
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GIMP_INTERPOLATION_LINEAR,
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GIMP_PARAM_STATIC_STRINGS);
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GIMP_CONFIG_INSTALL_PROP_ENUM (object_class, PROP_CLIP,
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"clip",
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N_("How to clip"),
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GIMP_TYPE_TRANSFORM_RESIZE,
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GIMP_TRANSFORM_RESIZE_ADJUST,
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GIMP_PARAM_STATIC_STRINGS);
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GIMP_CONFIG_INSTALL_PROP_BOOLEAN (object_class, PROP_SHOW_PREVIEW,
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"show-preview",
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N_("Show a preview of the transformed image"),
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TRUE,
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GIMP_PARAM_STATIC_STRINGS);
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GIMP_CONFIG_INSTALL_PROP_DOUBLE (object_class, PROP_PREVIEW_OPACITY,
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"preview-opacity",
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N_("Opacity of the preview image"),
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0.0, 1.0, 1.0,
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GIMP_PARAM_STATIC_STRINGS);
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GIMP_CONFIG_INSTALL_PROP_ENUM (object_class, PROP_GRID_TYPE,
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"grid-type",
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N_("Composition guides such as rule of thirds"),
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GIMP_TYPE_GUIDES_TYPE,
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GIMP_GUIDES_N_LINES,
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GIMP_PARAM_STATIC_STRINGS);
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GIMP_CONFIG_INSTALL_PROP_INT (object_class, PROP_GRID_SIZE,
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"grid-size",
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N_("Size of a grid cell for variable number of composition guides"),
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1, 128, 15,
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GIMP_PARAM_STATIC_STRINGS);
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GIMP_CONFIG_INSTALL_PROP_BOOLEAN (object_class, PROP_CONSTRAIN_MOVE,
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"constrain-move",
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NULL,
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FALSE,
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GIMP_PARAM_STATIC_STRINGS);
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GIMP_CONFIG_INSTALL_PROP_BOOLEAN (object_class, PROP_CONSTRAIN_SCALE,
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"constrain-scale",
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NULL,
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FALSE,
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GIMP_PARAM_STATIC_STRINGS);
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GIMP_CONFIG_INSTALL_PROP_BOOLEAN (object_class, PROP_CONSTRAIN_ROTATE,
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"constrain-rotate",
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NULL,
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FALSE,
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GIMP_PARAM_STATIC_STRINGS);
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GIMP_CONFIG_INSTALL_PROP_BOOLEAN (object_class, PROP_CONSTRAIN_SHEAR,
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"constrain-shear",
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NULL,
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TRUE,
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GIMP_PARAM_STATIC_STRINGS);
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GIMP_CONFIG_INSTALL_PROP_BOOLEAN (object_class, PROP_CONSTRAIN_PERSPECTIVE,
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"constrain-perspective",
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NULL,
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FALSE,
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GIMP_PARAM_STATIC_STRINGS);
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GIMP_CONFIG_INSTALL_PROP_BOOLEAN (object_class, PROP_FROMPIVOT_SCALE,
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"frompivot-scale",
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NULL,
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FALSE,
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GIMP_PARAM_STATIC_STRINGS);
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GIMP_CONFIG_INSTALL_PROP_BOOLEAN (object_class, PROP_FROMPIVOT_SHEAR,
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"frompivot-shear",
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NULL,
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FALSE,
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GIMP_PARAM_STATIC_STRINGS);
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GIMP_CONFIG_INSTALL_PROP_BOOLEAN (object_class, PROP_FROMPIVOT_PERSPECTIVE,
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"frompivot-perspective",
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NULL,
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FALSE,
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GIMP_PARAM_STATIC_STRINGS);
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GIMP_CONFIG_INSTALL_PROP_BOOLEAN (object_class, PROP_CORNERSNAP,
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"cornersnap",
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NULL,
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FALSE,
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GIMP_PARAM_STATIC_STRINGS);
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GIMP_CONFIG_INSTALL_PROP_BOOLEAN (object_class, PROP_FIXEDPIVOT,
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"fixedpivot",
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NULL,
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FALSE,
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GIMP_PARAM_STATIC_STRINGS);
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}
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static void
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gimp_transform_options_init (GimpTransformOptions *options)
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{
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options->recursion_level = 3;
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}
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static void
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gimp_transform_options_set_property (GObject *object,
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guint property_id,
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const GValue *value,
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GParamSpec *pspec)
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{
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GimpTransformOptions *options = GIMP_TRANSFORM_OPTIONS (object);
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switch (property_id)
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{
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case PROP_TYPE:
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options->type = g_value_get_enum (value);
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break;
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case PROP_DIRECTION:
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options->direction = g_value_get_enum (value);
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break;
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case PROP_INTERPOLATION:
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options->interpolation = g_value_get_enum (value);
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break;
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case PROP_CLIP:
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options->clip = g_value_get_enum (value);
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break;
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case PROP_SHOW_PREVIEW:
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options->show_preview = g_value_get_boolean (value);
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break;
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case PROP_PREVIEW_OPACITY:
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options->preview_opacity = g_value_get_double (value);
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break;
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case PROP_GRID_TYPE:
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options->grid_type = g_value_get_enum (value);
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break;
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case PROP_GRID_SIZE:
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options->grid_size = g_value_get_int (value);
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break;
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case PROP_CONSTRAIN_MOVE:
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options->constrain_move = g_value_get_boolean (value);
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break;
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case PROP_CONSTRAIN_SCALE:
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options->constrain_scale = g_value_get_boolean (value);
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break;
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case PROP_CONSTRAIN_ROTATE:
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options->constrain_rotate = g_value_get_boolean (value);
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break;
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case PROP_CONSTRAIN_SHEAR:
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options->constrain_shear = g_value_get_boolean (value);
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break;
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case PROP_CONSTRAIN_PERSPECTIVE:
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options->constrain_perspective = g_value_get_boolean (value);
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break;
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case PROP_FROMPIVOT_SCALE:
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options->frompivot_scale = g_value_get_boolean (value);
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break;
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case PROP_FROMPIVOT_SHEAR:
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options->frompivot_shear = g_value_get_boolean (value);
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break;
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case PROP_FROMPIVOT_PERSPECTIVE:
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options->frompivot_perspective = g_value_get_boolean (value);
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break;
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case PROP_CORNERSNAP:
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options->cornersnap = g_value_get_boolean (value);
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break;
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case PROP_FIXEDPIVOT:
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options->fixedpivot = g_value_get_boolean (value);
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break;
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default:
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G_OBJECT_WARN_INVALID_PROPERTY_ID (object, property_id, pspec);
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break;
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}
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}
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static void
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gimp_transform_options_get_property (GObject *object,
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guint property_id,
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GValue *value,
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GParamSpec *pspec)
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{
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GimpTransformOptions *options = GIMP_TRANSFORM_OPTIONS (object);
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switch (property_id)
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{
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case PROP_TYPE:
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g_value_set_enum (value, options->type);
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break;
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case PROP_DIRECTION:
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g_value_set_enum (value, options->direction);
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break;
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case PROP_INTERPOLATION:
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g_value_set_enum (value, options->interpolation);
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break;
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case PROP_CLIP:
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g_value_set_enum (value, options->clip);
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break;
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case PROP_SHOW_PREVIEW:
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g_value_set_boolean (value, options->show_preview);
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break;
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case PROP_PREVIEW_OPACITY:
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g_value_set_double (value, options->preview_opacity);
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break;
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case PROP_GRID_TYPE:
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g_value_set_enum (value, options->grid_type);
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break;
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case PROP_GRID_SIZE:
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g_value_set_int (value, options->grid_size);
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break;
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case PROP_CONSTRAIN_MOVE:
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g_value_set_boolean (value, options->constrain_move);
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break;
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case PROP_CONSTRAIN_SCALE:
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g_value_set_boolean (value, options->constrain_scale);
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break;
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case PROP_CONSTRAIN_ROTATE:
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g_value_set_boolean (value, options->constrain_rotate);
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break;
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case PROP_CONSTRAIN_SHEAR:
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g_value_set_boolean (value, options->constrain_shear);
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break;
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case PROP_CONSTRAIN_PERSPECTIVE:
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g_value_set_boolean (value, options->constrain_perspective);
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break;
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case PROP_FROMPIVOT_SCALE:
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g_value_set_boolean (value, options->frompivot_scale);
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break;
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case PROP_FROMPIVOT_SHEAR:
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g_value_set_boolean (value, options->frompivot_shear);
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break;
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case PROP_FROMPIVOT_PERSPECTIVE:
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g_value_set_boolean (value, options->frompivot_perspective);
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break;
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case PROP_CORNERSNAP:
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g_value_set_boolean (value, options->cornersnap);
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break;
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case PROP_FIXEDPIVOT:
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g_value_set_boolean (value, options->fixedpivot);
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break;
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default:
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G_OBJECT_WARN_INVALID_PROPERTY_ID (object, property_id, pspec);
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break;
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}
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}
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static void
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gimp_transform_options_reset (GimpToolOptions *tool_options)
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{
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GParamSpec *pspec;
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pspec = g_object_class_find_property (G_OBJECT_GET_CLASS (tool_options),
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"interpolation");
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if (pspec)
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G_PARAM_SPEC_ENUM (pspec)->default_value =
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tool_options->tool_info->gimp->config->interpolation_type;
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GIMP_TOOL_OPTIONS_CLASS (parent_class)->reset (tool_options);
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}
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/**
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* gimp_transform_options_gui:
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* @tool_options: a #GimpToolOptions
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*
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* Build the Transform Tool Options.
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*
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* Return value: a container holding the transform tool options
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**/
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GtkWidget *
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gimp_transform_options_gui (GimpToolOptions *tool_options)
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{
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GObject *config = G_OBJECT (tool_options);
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GtkWidget *vbox = gimp_tool_options_gui (tool_options);
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GtkWidget *hbox;
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GtkWidget *box;
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GtkWidget *label;
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GtkWidget *frame;
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GtkWidget *combo;
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GtkWidget *scale;
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GtkWidget *grid_box;
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const gchar *constrain_name = NULL;
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const gchar *constrain_label = NULL;
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const gchar *constrain_tip = NULL;
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hbox = gtk_box_new (GTK_ORIENTATION_HORIZONTAL, 2);
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gtk_box_pack_start (GTK_BOX (vbox), hbox, FALSE, FALSE, 0);
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gtk_widget_show (hbox);
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label = gtk_label_new (_("Transform:"));
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gtk_box_pack_start (GTK_BOX (hbox), label, FALSE, FALSE, 0);
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gtk_widget_show (label);
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box = gimp_prop_enum_stock_box_new (config, "type", "gimp", 0, 0);
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gtk_box_pack_start (GTK_BOX (hbox), box, FALSE, FALSE, 0);
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gtk_widget_show (box);
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frame = gimp_prop_enum_radio_frame_new (config, "direction",
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_("Direction"), 0, 0);
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gtk_box_pack_start (GTK_BOX (vbox), frame, FALSE, FALSE, 0);
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gtk_widget_show (frame);
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/* the interpolation menu */
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frame = gimp_frame_new (_("Interpolation:"));
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gtk_box_pack_start (GTK_BOX (vbox), frame, FALSE, FALSE, 0);
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gtk_widget_show (frame);
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combo = gimp_prop_enum_combo_box_new (config, "interpolation", 0, 0);
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gtk_container_add (GTK_CONTAINER (frame), combo);
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gtk_widget_show (combo);
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/* the clipping menu */
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frame = gimp_frame_new (_("Clipping:"));
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gtk_box_pack_start (GTK_BOX (vbox), frame, FALSE, FALSE, 0);
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gtk_widget_show (frame);
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combo = gimp_prop_enum_combo_box_new (config, "clip", 0, 0);
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gtk_container_add (GTK_CONTAINER (frame), combo);
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gtk_widget_show (combo);
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/* the preview frame */
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scale = gimp_prop_opacity_spin_scale_new (config, "preview-opacity",
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_("Image opacity"));
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frame = gimp_prop_expanding_frame_new (config, "show-preview",
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_("Show image preview"),
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scale, NULL);
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gtk_box_pack_start (GTK_BOX (vbox), frame, FALSE, FALSE, 0);
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gtk_widget_show (frame);
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/* the guides frame */
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frame = gimp_frame_new (_("Guides"));
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gtk_box_pack_start (GTK_BOX (vbox), frame, FALSE, FALSE, 0);
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gtk_widget_show (frame);
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grid_box = gtk_box_new (GTK_ORIENTATION_VERTICAL, 2);
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gtk_container_add (GTK_CONTAINER (frame), grid_box);
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gtk_widget_show (grid_box);
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/* the guides type menu */
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combo = gimp_prop_enum_combo_box_new (config, "grid-type", 0, 0);
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gtk_box_pack_start (GTK_BOX (grid_box), combo, FALSE, FALSE, 0);
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gtk_widget_show (combo);
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/* the grid density scale */
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scale = gimp_prop_spin_scale_new (config, "grid-size", NULL,
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1.8, 8.0, 0);
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gtk_box_pack_start (GTK_BOX (grid_box), scale, FALSE, FALSE, 0);
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gtk_widget_show (scale);
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g_object_bind_property_full (config, "grid-type",
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scale, "visible",
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G_BINDING_SYNC_CREATE,
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gimp_transform_options_sync_grid,
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NULL,
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NULL, NULL);
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if (tool_options->tool_info->tool_type == GIMP_TYPE_ROTATE_TOOL)
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{
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constrain_name = "constrain-rotate";
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constrain_label = _("15 degrees (%s)");
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constrain_tip = _("Limit rotation steps to 15 degrees");
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}
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else if (tool_options->tool_info->tool_type == GIMP_TYPE_SCALE_TOOL)
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{
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constrain_name = "constrain-scale";
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constrain_label = _("Keep aspect (%s)");
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constrain_tip = _("Keep the original aspect ratio");
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}
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//TODO: check that the selection tools use the gimp_get_*_mask() functions for constrain/etc or change to what they use
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else if (tool_options->tool_info->tool_type == GIMP_TYPE_UNIFIED_TRANSFORM_TOOL)
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{
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GdkModifierType shift = gimp_get_extend_selection_mask ();
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GdkModifierType ctrl = gimp_get_constrain_behavior_mask ();
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struct
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{
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GdkModifierType mod;
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gchar *name;
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gchar *desc;
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gchar *tip;
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}
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opt_list[] =
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{
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{ shift, NULL, "Constrain (%s)" },
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|
{ shift, "constrain-move", "Move",
|
|
"Constrain movement to 45 degree angles from center (%s)" },
|
|
{ shift, "constrain-scale", "Scale",
|
|
"Maintain aspect ratio when scaling (%s)" },
|
|
{ shift, "constrain-rotate", "Rotate",
|
|
"Constrain rotation to 15 degree increments (%s)" },
|
|
{ shift, "constrain-shear", "Shear",
|
|
"Shear along edge direction only (%s)" },
|
|
{ shift, "constrain-perspective", "Perspective",
|
|
"Constrain perspective handles to move along edges and diagonal (%s)" },
|
|
|
|
{ ctrl, NULL,
|
|
"From pivot (%s)" },
|
|
{ ctrl, "frompivot-scale", "Scale",
|
|
"Scale from pivot point (%s)" },
|
|
{ ctrl, "frompivot-shear", "Shear",
|
|
"Shear opposite edge by same amount (%s)" },
|
|
{ ctrl, "frompivot-perspective", "Perspective",
|
|
"Maintain position of pivot while changing perspective (%s)" },
|
|
|
|
{ 0, NULL,
|
|
"Pivot" },
|
|
{ shift, "cornersnap", "Snap (%s)",
|
|
"Snap pivot to corners and center (%s)" },
|
|
{ 0, "fixedpivot", "Lock",
|
|
"Lock pivot position to canvas" },
|
|
};
|
|
|
|
GtkWidget *button;
|
|
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 (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 (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);
|
|
}
|
|
}
|
|
|
|
if (constrain_label)
|
|
{
|
|
GtkWidget *button;
|
|
gchar *label;
|
|
GdkModifierType constrain_mask;
|
|
|
|
constrain_mask = gimp_get_extend_selection_mask ();
|
|
|
|
label = g_strdup_printf (constrain_label,
|
|
gimp_get_mod_string (constrain_mask));
|
|
|
|
button = gimp_prop_check_button_new (config, constrain_name, label);
|
|
gtk_box_pack_start (GTK_BOX (vbox), button, FALSE, FALSE, 0);
|
|
gtk_widget_show (button);
|
|
|
|
gimp_help_set_help_data (button, constrain_tip, NULL);
|
|
|
|
g_free (label);
|
|
}
|
|
|
|
return vbox;
|
|
}
|
|
|
|
gboolean
|
|
gimp_transform_options_show_preview (GimpTransformOptions *options)
|
|
{
|
|
g_return_val_if_fail (GIMP_IS_TRANSFORM_OPTIONS (options), FALSE);
|
|
|
|
return (options->show_preview &&
|
|
options->type == GIMP_TRANSFORM_TYPE_LAYER);
|
|
}
|
|
|
|
|
|
/* private functions */
|
|
|
|
static gboolean
|
|
gimp_transform_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;
|
|
}
|