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Diffstat (limited to '')
| -rw-r--r-- | app/paint/gimppaintoptions.c | 1272 |
1 files changed, 1272 insertions, 0 deletions
diff --git a/app/paint/gimppaintoptions.c b/app/paint/gimppaintoptions.c new file mode 100644 index 0000000..60c5959 --- /dev/null +++ b/app/paint/gimppaintoptions.c @@ -0,0 +1,1272 @@ +/* GIMP - The GNU Image Manipulation Program + * Copyright (C) 1995-1999 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 <gdk-pixbuf/gdk-pixbuf.h> +#include <gegl.h> + +#include "libgimpbase/gimpbase.h" +#include "libgimpmath/gimpmath.h" +#include "libgimpconfig/gimpconfig.h" + +#include "paint-types.h" + +#include "core/gimp.h" +#include "core/gimpbrush-header.h" +#include "core/gimpbrushgenerated.h" +#include "core/gimpimage.h" +#include "core/gimpdynamics.h" +#include "core/gimpdynamicsoutput.h" +#include "core/gimpgradient.h" +#include "core/gimppaintinfo.h" + +#include "gimpbrushcore.h" +#include "gimppaintoptions.h" + +#include "gimp-intl.h" + + +#define DEFAULT_BRUSH_SIZE 20.0 +#define DEFAULT_BRUSH_ASPECT_RATIO 0.0 +#define DEFAULT_BRUSH_ANGLE 0.0 +#define DEFAULT_BRUSH_SPACING 0.1 +#define DEFAULT_BRUSH_HARDNESS 1.0 /* Generated brushes have their own */ +#define DEFAULT_BRUSH_FORCE 0.5 + +#define DEFAULT_BRUSH_LINK_SIZE TRUE +#define DEFAULT_BRUSH_LINK_ASPECT_RATIO TRUE +#define DEFAULT_BRUSH_LINK_ANGLE TRUE +#define DEFAULT_BRUSH_LINK_SPACING TRUE +#define DEFAULT_BRUSH_LINK_HARDNESS TRUE + +#define DEFAULT_BRUSH_LOCK_TO_VIEW FALSE + +#define DEFAULT_APPLICATION_MODE GIMP_PAINT_CONSTANT +#define DEFAULT_HARD FALSE + +#define DEFAULT_USE_JITTER FALSE +#define DEFAULT_JITTER_AMOUNT 0.2 + +#define DEFAULT_DYNAMICS_EXPANDED FALSE + +#define DEFAULT_FADE_LENGTH 100.0 +#define DEFAULT_FADE_REVERSE FALSE +#define DEFAULT_FADE_REPEAT GIMP_REPEAT_NONE +#define DEFAULT_FADE_UNIT GIMP_UNIT_PIXEL + +#define DEFAULT_GRADIENT_REVERSE FALSE +#define DEFAULT_GRADIENT_BLEND_SPACE GIMP_GRADIENT_BLEND_RGB_PERCEPTUAL +#define DEFAULT_GRADIENT_REPEAT GIMP_REPEAT_NONE + +#define DYNAMIC_MAX_VALUE 1.0 +#define DYNAMIC_MIN_VALUE 0.0 + +#define DEFAULT_SMOOTHING_QUALITY 20 +#define DEFAULT_SMOOTHING_FACTOR 50 + +enum +{ + PROP_0, + + PROP_PAINT_INFO, + + PROP_USE_APPLICATOR, /* temp debug */ + + PROP_BRUSH_SIZE, + PROP_BRUSH_ASPECT_RATIO, + PROP_BRUSH_ANGLE, + PROP_BRUSH_SPACING, + PROP_BRUSH_HARDNESS, + PROP_BRUSH_FORCE, + + PROP_BRUSH_LINK_SIZE, + PROP_BRUSH_LINK_ASPECT_RATIO, + PROP_BRUSH_LINK_ANGLE, + PROP_BRUSH_LINK_SPACING, + PROP_BRUSH_LINK_HARDNESS, + + PROP_BRUSH_LOCK_TO_VIEW, + + PROP_APPLICATION_MODE, + PROP_HARD, + + PROP_USE_JITTER, + PROP_JITTER_AMOUNT, + + PROP_DYNAMICS_EXPANDED, + + PROP_FADE_LENGTH, + PROP_FADE_REVERSE, + PROP_FADE_REPEAT, + PROP_FADE_UNIT, + + PROP_GRADIENT_REVERSE, + PROP_GRADIENT_BLEND_COLOR_SPACE, + PROP_GRADIENT_REPEAT, + + PROP_BRUSH_VIEW_TYPE, + PROP_BRUSH_VIEW_SIZE, + PROP_DYNAMICS_VIEW_TYPE, + PROP_DYNAMICS_VIEW_SIZE, + PROP_PATTERN_VIEW_TYPE, + PROP_PATTERN_VIEW_SIZE, + PROP_GRADIENT_VIEW_TYPE, + PROP_GRADIENT_VIEW_SIZE, + + PROP_USE_SMOOTHING, + PROP_SMOOTHING_QUALITY, + PROP_SMOOTHING_FACTOR +}; + + +static void gimp_paint_options_config_iface_init (GimpConfigInterface *config_iface); + +static void gimp_paint_options_dispose (GObject *object); +static void gimp_paint_options_finalize (GObject *object); +static void gimp_paint_options_set_property (GObject *object, + guint property_id, + const GValue *value, + GParamSpec *pspec); +static void gimp_paint_options_get_property (GObject *object, + guint property_id, + GValue *value, + GParamSpec *pspec); + +static void gimp_paint_options_brush_changed (GimpContext *context, + GimpBrush *brush); +static void gimp_paint_options_brush_notify (GimpBrush *brush, + const GParamSpec *pspec, + GimpPaintOptions *options); + +static GimpConfig * gimp_paint_options_duplicate (GimpConfig *config); +static gboolean gimp_paint_options_copy (GimpConfig *src, + GimpConfig *dest, + GParamFlags flags); +static void gimp_paint_options_reset (GimpConfig *config); + + +G_DEFINE_TYPE_WITH_CODE (GimpPaintOptions, gimp_paint_options, + GIMP_TYPE_TOOL_OPTIONS, + G_IMPLEMENT_INTERFACE (GIMP_TYPE_CONFIG, + gimp_paint_options_config_iface_init)) + +#define parent_class gimp_paint_options_parent_class + +static GimpConfigInterface *parent_config_iface = NULL; + + +static void +gimp_paint_options_class_init (GimpPaintOptionsClass *klass) +{ + GObjectClass *object_class = G_OBJECT_CLASS (klass); + GimpContextClass *context_class = GIMP_CONTEXT_CLASS (klass); + + object_class->dispose = gimp_paint_options_dispose; + object_class->finalize = gimp_paint_options_finalize; + object_class->set_property = gimp_paint_options_set_property; + object_class->get_property = gimp_paint_options_get_property; + + context_class->brush_changed = gimp_paint_options_brush_changed; + + g_object_class_install_property (object_class, PROP_PAINT_INFO, + g_param_spec_object ("paint-info", + NULL, NULL, + GIMP_TYPE_PAINT_INFO, + GIMP_PARAM_READWRITE | + G_PARAM_CONSTRUCT_ONLY)); + + g_object_class_install_property (object_class, PROP_USE_APPLICATOR, + g_param_spec_boolean ("use-applicator", + "Use GimpApplicator", + NULL, + FALSE, + G_PARAM_READWRITE | + G_PARAM_CONSTRUCT)); + + GIMP_CONFIG_PROP_DOUBLE (object_class, PROP_BRUSH_SIZE, + "brush-size", + _("Size"), + _("Brush Size"), + 1.0, GIMP_BRUSH_MAX_SIZE, DEFAULT_BRUSH_SIZE, + GIMP_PARAM_STATIC_STRINGS); + + GIMP_CONFIG_PROP_DOUBLE (object_class, PROP_BRUSH_ASPECT_RATIO, + "brush-aspect-ratio", + _("Aspect Ratio"), + _("Brush Aspect Ratio"), + -20.0, 20.0, DEFAULT_BRUSH_ASPECT_RATIO, + GIMP_PARAM_STATIC_STRINGS); + + GIMP_CONFIG_PROP_DOUBLE (object_class, PROP_BRUSH_ANGLE, + "brush-angle", + _("Angle"), + _("Brush Angle"), + -180.0, 180.0, DEFAULT_BRUSH_ANGLE, + GIMP_PARAM_STATIC_STRINGS); + + GIMP_CONFIG_PROP_DOUBLE (object_class, PROP_BRUSH_SPACING, + "brush-spacing", + _("Spacing"), + _("Brush Spacing"), + 0.01, 50.0, DEFAULT_BRUSH_SPACING, + GIMP_PARAM_STATIC_STRINGS); + + GIMP_CONFIG_PROP_DOUBLE (object_class, PROP_BRUSH_HARDNESS, + "brush-hardness", + _("Hardness"), + _("Brush Hardness"), + 0.0, 1.0, DEFAULT_BRUSH_HARDNESS, + GIMP_PARAM_STATIC_STRINGS); + + GIMP_CONFIG_PROP_DOUBLE (object_class, PROP_BRUSH_FORCE, + "brush-force", + _("Force"), + _("Brush Force"), + 0.0, 1.0, DEFAULT_BRUSH_FORCE, + GIMP_PARAM_STATIC_STRINGS); + + GIMP_CONFIG_PROP_BOOLEAN (object_class, PROP_BRUSH_LINK_SIZE, + "brush-link-size", + _("Link Size"), + _("Link brush size to brush native"), + DEFAULT_BRUSH_LINK_SIZE, + GIMP_PARAM_STATIC_STRINGS); + + GIMP_CONFIG_PROP_BOOLEAN (object_class, PROP_BRUSH_LINK_ASPECT_RATIO, + "brush-link-aspect-ratio", + _("Link Aspect Ratio"), + _("Link brush aspect ratio to brush native"), + DEFAULT_BRUSH_LINK_ASPECT_RATIO, + GIMP_PARAM_STATIC_STRINGS); + + GIMP_CONFIG_PROP_BOOLEAN (object_class, PROP_BRUSH_LINK_ANGLE, + "brush-link-angle", + _("Link Angle"), + _("Link brush angle to brush native"), + DEFAULT_BRUSH_LINK_ANGLE, + GIMP_PARAM_STATIC_STRINGS); + + GIMP_CONFIG_PROP_BOOLEAN (object_class, PROP_BRUSH_LINK_SPACING, + "brush-link-spacing", + _("Link Spacing"), + _("Link brush spacing to brush native"), + DEFAULT_BRUSH_LINK_SPACING, + GIMP_PARAM_STATIC_STRINGS); + + GIMP_CONFIG_PROP_BOOLEAN (object_class, PROP_BRUSH_LINK_HARDNESS, + "brush-link-hardness", + _("Link Hardness"), + _("Link brush hardness to brush native"), + DEFAULT_BRUSH_LINK_HARDNESS, + GIMP_PARAM_STATIC_STRINGS); + + GIMP_CONFIG_PROP_BOOLEAN (object_class, PROP_BRUSH_LOCK_TO_VIEW, + "brush-lock-to-view", + _("Lock brush to view"), + _("Keep brush appearance fixed relative to the view"), + DEFAULT_BRUSH_LOCK_TO_VIEW, + GIMP_PARAM_STATIC_STRINGS); + + GIMP_CONFIG_PROP_ENUM (object_class, PROP_APPLICATION_MODE, + "application-mode", + _("Incremental"), + _("Every stamp has its own opacity"), + GIMP_TYPE_PAINT_APPLICATION_MODE, + DEFAULT_APPLICATION_MODE, + GIMP_PARAM_STATIC_STRINGS); + + GIMP_CONFIG_PROP_BOOLEAN (object_class, PROP_HARD, + "hard", + _("Hard edge"), + _("Ignore fuzziness of the current brush"), + DEFAULT_HARD, + GIMP_PARAM_STATIC_STRINGS); + + GIMP_CONFIG_PROP_BOOLEAN (object_class, PROP_USE_JITTER, + "use-jitter", + _("Apply Jitter"), + _("Scatter brush as you paint"), + DEFAULT_USE_JITTER, + GIMP_PARAM_STATIC_STRINGS); + GIMP_CONFIG_PROP_DOUBLE (object_class, PROP_JITTER_AMOUNT, + "jitter-amount", + _("Amount"), + _("Distance of scattering"), + 0.0, 50.0, DEFAULT_JITTER_AMOUNT, + GIMP_PARAM_STATIC_STRINGS); + + GIMP_CONFIG_PROP_BOOLEAN (object_class, PROP_DYNAMICS_EXPANDED, + "dynamics-expanded", + _("Dynamics Options"), + NULL, + DEFAULT_DYNAMICS_EXPANDED, + GIMP_PARAM_STATIC_STRINGS); + + GIMP_CONFIG_PROP_DOUBLE (object_class, PROP_FADE_LENGTH, + "fade-length", + _("Fade length"), + _("Distance over which strokes fade out"), + 0.0, 32767.0, DEFAULT_FADE_LENGTH, + GIMP_PARAM_STATIC_STRINGS); + GIMP_CONFIG_PROP_UNIT (object_class, PROP_FADE_UNIT, + "fade-unit", + NULL, NULL, + TRUE, TRUE, DEFAULT_FADE_UNIT, + GIMP_PARAM_STATIC_STRINGS); + GIMP_CONFIG_PROP_BOOLEAN (object_class, PROP_FADE_REVERSE, + "fade-reverse", + _("Reverse"), + _("Reverse direction of fading"), + DEFAULT_FADE_REVERSE, + GIMP_PARAM_STATIC_STRINGS); + GIMP_CONFIG_PROP_ENUM (object_class, PROP_FADE_REPEAT, + "fade-repeat", + _("Repeat"), + _("How fade is repeated as you paint"), + GIMP_TYPE_REPEAT_MODE, + DEFAULT_FADE_REPEAT, + GIMP_PARAM_STATIC_STRINGS); + + GIMP_CONFIG_PROP_BOOLEAN (object_class, PROP_GRADIENT_REVERSE, + "gradient-reverse", + NULL, NULL, + DEFAULT_GRADIENT_REVERSE, + GIMP_PARAM_STATIC_STRINGS); + GIMP_CONFIG_PROP_ENUM (object_class, PROP_GRADIENT_BLEND_COLOR_SPACE, + "gradient-blend-color-space", + _("Blend Color Space"), + _("Which color space to use when blending RGB gradient segments"), + GIMP_TYPE_GRADIENT_BLEND_COLOR_SPACE, + DEFAULT_GRADIENT_BLEND_SPACE, + GIMP_PARAM_STATIC_STRINGS); + GIMP_CONFIG_PROP_ENUM (object_class, PROP_GRADIENT_REPEAT, + "gradient-repeat", + _("Repeat"), + NULL, + GIMP_TYPE_REPEAT_MODE, + DEFAULT_GRADIENT_REPEAT, + GIMP_PARAM_STATIC_STRINGS); + + GIMP_CONFIG_PROP_ENUM (object_class, PROP_BRUSH_VIEW_TYPE, + "brush-view-type", + NULL, NULL, + GIMP_TYPE_VIEW_TYPE, + GIMP_VIEW_TYPE_GRID, + GIMP_PARAM_STATIC_STRINGS); + GIMP_CONFIG_PROP_INT (object_class, PROP_BRUSH_VIEW_SIZE, + "brush-view-size", + NULL, NULL, + GIMP_VIEW_SIZE_TINY, + GIMP_VIEWABLE_MAX_BUTTON_SIZE, + GIMP_VIEW_SIZE_SMALL, + GIMP_PARAM_STATIC_STRINGS); + + GIMP_CONFIG_PROP_ENUM (object_class, PROP_DYNAMICS_VIEW_TYPE, + "dynamics-view-type", + NULL, NULL, + GIMP_TYPE_VIEW_TYPE, + GIMP_VIEW_TYPE_LIST, + GIMP_PARAM_STATIC_STRINGS); + GIMP_CONFIG_PROP_INT (object_class, PROP_DYNAMICS_VIEW_SIZE, + "dynamics-view-size", + NULL, NULL, + GIMP_VIEW_SIZE_TINY, + GIMP_VIEWABLE_MAX_BUTTON_SIZE, + GIMP_VIEW_SIZE_SMALL, + GIMP_PARAM_STATIC_STRINGS); + + GIMP_CONFIG_PROP_ENUM (object_class, PROP_PATTERN_VIEW_TYPE, + "pattern-view-type", + NULL, NULL, + GIMP_TYPE_VIEW_TYPE, + GIMP_VIEW_TYPE_GRID, + GIMP_PARAM_STATIC_STRINGS); + GIMP_CONFIG_PROP_INT (object_class, PROP_PATTERN_VIEW_SIZE, + "pattern-view-size", + NULL, NULL, + GIMP_VIEW_SIZE_TINY, + GIMP_VIEWABLE_MAX_BUTTON_SIZE, + GIMP_VIEW_SIZE_SMALL, + GIMP_PARAM_STATIC_STRINGS); + + GIMP_CONFIG_PROP_ENUM (object_class, PROP_GRADIENT_VIEW_TYPE, + "gradient-view-type", + NULL, NULL, + GIMP_TYPE_VIEW_TYPE, + GIMP_VIEW_TYPE_LIST, + GIMP_PARAM_STATIC_STRINGS); + GIMP_CONFIG_PROP_INT (object_class, PROP_GRADIENT_VIEW_SIZE, + "gradient-view-size", + NULL, NULL, + GIMP_VIEW_SIZE_TINY, + GIMP_VIEWABLE_MAX_BUTTON_SIZE, + GIMP_VIEW_SIZE_LARGE, + GIMP_PARAM_STATIC_STRINGS); + + GIMP_CONFIG_PROP_BOOLEAN (object_class, PROP_USE_SMOOTHING, + "use-smoothing", + _("Smooth stroke"), + _("Paint smoother strokes"), + FALSE, + GIMP_PARAM_STATIC_STRINGS); + GIMP_CONFIG_PROP_INT (object_class, PROP_SMOOTHING_QUALITY, + "smoothing-quality", + _("Quality"), + _("Depth of smoothing"), + 1, 100, DEFAULT_SMOOTHING_QUALITY, + GIMP_PARAM_STATIC_STRINGS); + GIMP_CONFIG_PROP_DOUBLE (object_class, PROP_SMOOTHING_FACTOR, + "smoothing-factor", + _("Weight"), + _("Gravity of the pen"), + /* Max velocity is set to 3; allowing for + * smoothing factor to be less than velcoty + * results in numeric instablility + */ + 3.0, 1000.0, DEFAULT_SMOOTHING_FACTOR, + GIMP_PARAM_STATIC_STRINGS); +} + +static void +gimp_paint_options_config_iface_init (GimpConfigInterface *config_iface) +{ + parent_config_iface = g_type_interface_peek_parent (config_iface); + + if (! parent_config_iface) + parent_config_iface = g_type_default_interface_peek (GIMP_TYPE_CONFIG); + + config_iface->duplicate = gimp_paint_options_duplicate; + config_iface->copy = gimp_paint_options_copy; + config_iface->reset = gimp_paint_options_reset; +} + +static void +gimp_paint_options_init (GimpPaintOptions *options) +{ + options->application_mode_save = DEFAULT_APPLICATION_MODE; + + options->jitter_options = g_slice_new0 (GimpJitterOptions); + options->fade_options = g_slice_new0 (GimpFadeOptions); + options->gradient_options = g_slice_new0 (GimpGradientPaintOptions); + options->smoothing_options = g_slice_new0 (GimpSmoothingOptions); +} + +static void +gimp_paint_options_dispose (GObject *object) +{ + GimpPaintOptions *options = GIMP_PAINT_OPTIONS (object); + + g_clear_object (&options->paint_info); + + G_OBJECT_CLASS (parent_class)->dispose (object); +} + +static void +gimp_paint_options_finalize (GObject *object) +{ + GimpPaintOptions *options = GIMP_PAINT_OPTIONS (object); + + g_slice_free (GimpJitterOptions, options->jitter_options); + g_slice_free (GimpFadeOptions, options->fade_options); + g_slice_free (GimpGradientPaintOptions, options->gradient_options); + g_slice_free (GimpSmoothingOptions, options->smoothing_options); + + G_OBJECT_CLASS (parent_class)->finalize (object); +} + +static void +gimp_paint_options_set_property (GObject *object, + guint property_id, + const GValue *value, + GParamSpec *pspec) +{ + GimpPaintOptions *options = GIMP_PAINT_OPTIONS (object); + GimpFadeOptions *fade_options = options->fade_options; + GimpJitterOptions *jitter_options = options->jitter_options; + GimpGradientPaintOptions *gradient_options = options->gradient_options; + GimpSmoothingOptions *smoothing_options = options->smoothing_options; + + switch (property_id) + { + case PROP_PAINT_INFO: + options->paint_info = g_value_dup_object (value); + break; + + case PROP_USE_APPLICATOR: + options->use_applicator = g_value_get_boolean (value); + break; + + case PROP_BRUSH_SIZE: + options->brush_size = g_value_get_double (value); + break; + case PROP_BRUSH_ASPECT_RATIO: + options->brush_aspect_ratio = g_value_get_double (value); + break; + case PROP_BRUSH_ANGLE: + options->brush_angle = - 1.0 * g_value_get_double (value) / 360.0; /* let's make the angle mathematically correct */ + break; + case PROP_BRUSH_SPACING: + options->brush_spacing = g_value_get_double (value); + break; + case PROP_BRUSH_HARDNESS: + options->brush_hardness = g_value_get_double (value); + break; + case PROP_BRUSH_FORCE: + options->brush_force = g_value_get_double (value); + break; + + case PROP_BRUSH_LINK_SIZE: + options->brush_link_size = g_value_get_boolean (value); + break; + case PROP_BRUSH_LINK_ASPECT_RATIO: + options->brush_link_aspect_ratio = g_value_get_boolean (value); + break; + case PROP_BRUSH_LINK_ANGLE: + options->brush_link_angle = g_value_get_boolean (value); + break; + case PROP_BRUSH_LINK_SPACING: + options->brush_link_spacing = g_value_get_boolean (value); + break; + case PROP_BRUSH_LINK_HARDNESS: + options->brush_link_hardness = g_value_get_boolean (value); + break; + + case PROP_BRUSH_LOCK_TO_VIEW: + options->brush_lock_to_view = g_value_get_boolean (value); + break; + + case PROP_APPLICATION_MODE: + options->application_mode = g_value_get_enum (value); + break; + case PROP_HARD: + options->hard = g_value_get_boolean (value); + break; + + case PROP_USE_JITTER: + jitter_options->use_jitter = g_value_get_boolean (value); + break; + case PROP_JITTER_AMOUNT: + jitter_options->jitter_amount = g_value_get_double (value); + break; + + case PROP_DYNAMICS_EXPANDED: + options->dynamics_expanded = g_value_get_boolean (value); + break; + + case PROP_FADE_LENGTH: + fade_options->fade_length = g_value_get_double (value); + break; + case PROP_FADE_REVERSE: + fade_options->fade_reverse = g_value_get_boolean (value); + break; + case PROP_FADE_REPEAT: + fade_options->fade_repeat = g_value_get_enum (value); + break; + case PROP_FADE_UNIT: + fade_options->fade_unit = g_value_get_int (value); + break; + + case PROP_GRADIENT_REVERSE: + gradient_options->gradient_reverse = g_value_get_boolean (value); + break; + case PROP_GRADIENT_BLEND_COLOR_SPACE: + gradient_options->gradient_blend_color_space = g_value_get_enum (value); + break; + case PROP_GRADIENT_REPEAT: + gradient_options->gradient_repeat = g_value_get_enum (value); + break; + + case PROP_BRUSH_VIEW_TYPE: + options->brush_view_type = g_value_get_enum (value); + break; + case PROP_BRUSH_VIEW_SIZE: + options->brush_view_size = g_value_get_int (value); + break; + + case PROP_DYNAMICS_VIEW_TYPE: + options->dynamics_view_type = g_value_get_enum (value); + break; + case PROP_DYNAMICS_VIEW_SIZE: + options->dynamics_view_size = g_value_get_int (value); + break; + + case PROP_PATTERN_VIEW_TYPE: + options->pattern_view_type = g_value_get_enum (value); + break; + case PROP_PATTERN_VIEW_SIZE: + options->pattern_view_size = g_value_get_int (value); + break; + + case PROP_GRADIENT_VIEW_TYPE: + options->gradient_view_type = g_value_get_enum (value); + break; + case PROP_GRADIENT_VIEW_SIZE: + options->gradient_view_size = g_value_get_int (value); + break; + + case PROP_USE_SMOOTHING: + smoothing_options->use_smoothing = g_value_get_boolean (value); + break; + case PROP_SMOOTHING_QUALITY: + smoothing_options->smoothing_quality = g_value_get_int (value); + break; + case PROP_SMOOTHING_FACTOR: + smoothing_options->smoothing_factor = g_value_get_double (value); + break; + + default: + G_OBJECT_WARN_INVALID_PROPERTY_ID (object, property_id, pspec); + break; + } +} + +static void +gimp_paint_options_get_property (GObject *object, + guint property_id, + GValue *value, + GParamSpec *pspec) +{ + GimpPaintOptions *options = GIMP_PAINT_OPTIONS (object); + GimpFadeOptions *fade_options = options->fade_options; + GimpJitterOptions *jitter_options = options->jitter_options; + GimpGradientPaintOptions *gradient_options = options->gradient_options; + GimpSmoothingOptions *smoothing_options = options->smoothing_options; + + switch (property_id) + { + case PROP_PAINT_INFO: + g_value_set_object (value, options->paint_info); + break; + + case PROP_USE_APPLICATOR: + g_value_set_boolean (value, options->use_applicator); + break; + + case PROP_BRUSH_SIZE: + g_value_set_double (value, options->brush_size); + break; + case PROP_BRUSH_ASPECT_RATIO: + g_value_set_double (value, options->brush_aspect_ratio); + break; + case PROP_BRUSH_ANGLE: + g_value_set_double (value, - 1.0 * options->brush_angle * 360.0); /* mathematically correct -> intuitively correct */ + break; + case PROP_BRUSH_SPACING: + g_value_set_double (value, options->brush_spacing); + break; + case PROP_BRUSH_HARDNESS: + g_value_set_double (value, options->brush_hardness); + break; + case PROP_BRUSH_FORCE: + g_value_set_double (value, options->brush_force); + break; + + case PROP_BRUSH_LINK_SIZE: + g_value_set_boolean (value, options->brush_link_size); + break; + case PROP_BRUSH_LINK_ASPECT_RATIO: + g_value_set_boolean (value, options->brush_link_aspect_ratio); + break; + case PROP_BRUSH_LINK_ANGLE: + g_value_set_boolean (value, options->brush_link_angle); + break; + case PROP_BRUSH_LINK_SPACING: + g_value_set_boolean (value, options->brush_link_spacing); + break; + case PROP_BRUSH_LINK_HARDNESS: + g_value_set_boolean (value, options->brush_link_hardness); + break; + + case PROP_BRUSH_LOCK_TO_VIEW: + g_value_set_boolean (value, options->brush_lock_to_view); + break; + + case PROP_APPLICATION_MODE: + g_value_set_enum (value, options->application_mode); + break; + case PROP_HARD: + g_value_set_boolean (value, options->hard); + break; + + case PROP_USE_JITTER: + g_value_set_boolean (value, jitter_options->use_jitter); + break; + case PROP_JITTER_AMOUNT: + g_value_set_double (value, jitter_options->jitter_amount); + break; + + case PROP_DYNAMICS_EXPANDED: + g_value_set_boolean (value, options->dynamics_expanded); + break; + + case PROP_FADE_LENGTH: + g_value_set_double (value, fade_options->fade_length); + break; + case PROP_FADE_REVERSE: + g_value_set_boolean (value, fade_options->fade_reverse); + break; + case PROP_FADE_REPEAT: + g_value_set_enum (value, fade_options->fade_repeat); + break; + case PROP_FADE_UNIT: + g_value_set_int (value, fade_options->fade_unit); + break; + + case PROP_GRADIENT_REVERSE: + g_value_set_boolean (value, gradient_options->gradient_reverse); + break; + case PROP_GRADIENT_BLEND_COLOR_SPACE: + g_value_set_enum (value, gradient_options->gradient_blend_color_space); + break; + case PROP_GRADIENT_REPEAT: + g_value_set_enum (value, gradient_options->gradient_repeat); + break; + + case PROP_BRUSH_VIEW_TYPE: + g_value_set_enum (value, options->brush_view_type); + break; + case PROP_BRUSH_VIEW_SIZE: + g_value_set_int (value, options->brush_view_size); + break; + + case PROP_DYNAMICS_VIEW_TYPE: + g_value_set_enum (value, options->dynamics_view_type); + break; + case PROP_DYNAMICS_VIEW_SIZE: + g_value_set_int (value, options->dynamics_view_size); + break; + + case PROP_PATTERN_VIEW_TYPE: + g_value_set_enum (value, options->pattern_view_type); + break; + case PROP_PATTERN_VIEW_SIZE: + g_value_set_int (value, options->pattern_view_size); + break; + + case PROP_GRADIENT_VIEW_TYPE: + g_value_set_enum (value, options->gradient_view_type); + break; + case PROP_GRADIENT_VIEW_SIZE: + g_value_set_int (value, options->gradient_view_size); + break; + + case PROP_USE_SMOOTHING: + g_value_set_boolean (value, smoothing_options->use_smoothing); + break; + case PROP_SMOOTHING_QUALITY: + g_value_set_int (value, smoothing_options->smoothing_quality); + break; + case PROP_SMOOTHING_FACTOR: + g_value_set_double (value, smoothing_options->smoothing_factor); + break; + + default: + G_OBJECT_WARN_INVALID_PROPERTY_ID (object, property_id, pspec); + break; + } +} + +static void +gimp_paint_options_brush_changed (GimpContext *context, + GimpBrush *brush) +{ + GimpPaintOptions *options = GIMP_PAINT_OPTIONS (context); + + if (options->paint_info && + g_type_is_a (options->paint_info->paint_type, + GIMP_TYPE_BRUSH_CORE)) + { + if (options->brush) + { + g_signal_handlers_disconnect_by_func (options->brush, + gimp_paint_options_brush_notify, + options); + g_object_remove_weak_pointer (G_OBJECT (options->brush), + (gpointer) &options->brush); + } + + options->brush = brush; + + if (options->brush) + { + g_object_add_weak_pointer (G_OBJECT (options->brush), + (gpointer) &options->brush); + g_signal_connect_object (options->brush, "notify", + G_CALLBACK (gimp_paint_options_brush_notify), + options, 0); + + gimp_paint_options_brush_notify (options->brush, NULL, options); + } + } +} + +static void +gimp_paint_options_brush_notify (GimpBrush *brush, + const GParamSpec *pspec, + GimpPaintOptions *options) +{ + if (gimp_tool_options_get_gui_mode (GIMP_TOOL_OPTIONS (options))) + { +#define IS_PSPEC(p,n) (p == NULL || ! strcmp (n, p->name)) + + if (options->brush_link_size && IS_PSPEC (pspec, "radius")) + gimp_paint_options_set_default_brush_size (options, brush); + + if (options->brush_link_aspect_ratio && IS_PSPEC (pspec, "aspect-ratio")) + gimp_paint_options_set_default_brush_aspect_ratio (options, brush); + + if (options->brush_link_angle && IS_PSPEC (pspec, "angle")) + gimp_paint_options_set_default_brush_angle (options, brush); + + if (options->brush_link_spacing && IS_PSPEC (pspec, "spacing")) + gimp_paint_options_set_default_brush_spacing (options, brush); + + if (options->brush_link_hardness && IS_PSPEC (pspec, "hardness")) + gimp_paint_options_set_default_brush_hardness (options, brush); + +#undef IS_SPEC + } +} + +static GimpConfig * +gimp_paint_options_duplicate (GimpConfig *config) +{ + return parent_config_iface->duplicate (config); +} + +static gboolean +gimp_paint_options_copy (GimpConfig *src, + GimpConfig *dest, + GParamFlags flags) +{ + return parent_config_iface->copy (src, dest, flags); +} + +static void +gimp_paint_options_reset (GimpConfig *config) +{ + GimpBrush *brush = gimp_context_get_brush (GIMP_CONTEXT (config)); + + parent_config_iface->reset (config); + + if (brush) + { + gimp_paint_options_set_default_brush_size (GIMP_PAINT_OPTIONS (config), + brush); + gimp_paint_options_set_default_brush_hardness (GIMP_PAINT_OPTIONS (config), + brush); + gimp_paint_options_set_default_brush_aspect_ratio (GIMP_PAINT_OPTIONS (config), + brush); + gimp_paint_options_set_default_brush_angle (GIMP_PAINT_OPTIONS (config), + brush); + gimp_paint_options_set_default_brush_spacing (GIMP_PAINT_OPTIONS (config), + brush); + } +} + +GimpPaintOptions * +gimp_paint_options_new (GimpPaintInfo *paint_info) +{ + GimpPaintOptions *options; + + g_return_val_if_fail (GIMP_IS_PAINT_INFO (paint_info), NULL); + + options = g_object_new (paint_info->paint_options_type, + "gimp", paint_info->gimp, + "name", gimp_object_get_name (paint_info), + "paint-info", paint_info, + NULL); + + return options; +} + +gdouble +gimp_paint_options_get_fade (GimpPaintOptions *paint_options, + GimpImage *image, + gdouble pixel_dist) +{ + GimpFadeOptions *fade_options; + gdouble z = -1.0; + gdouble fade_out = 0.0; + gdouble unit_factor; + gdouble pos; + + g_return_val_if_fail (GIMP_IS_PAINT_OPTIONS (paint_options), + DYNAMIC_MAX_VALUE); + g_return_val_if_fail (GIMP_IS_IMAGE (image), DYNAMIC_MAX_VALUE); + + fade_options = paint_options->fade_options; + + switch (fade_options->fade_unit) + { + case GIMP_UNIT_PIXEL: + fade_out = fade_options->fade_length; + break; + + case GIMP_UNIT_PERCENT: + fade_out = (MAX (gimp_image_get_width (image), + gimp_image_get_height (image)) * + fade_options->fade_length / 100); + break; + + default: + { + gdouble xres; + gdouble yres; + + gimp_image_get_resolution (image, &xres, &yres); + + unit_factor = gimp_unit_get_factor (fade_options->fade_unit); + fade_out = (fade_options->fade_length * + MAX (xres, yres) / unit_factor); + } + break; + } + + /* factor in the fade out value */ + if (fade_out > 0.0) + { + pos = pixel_dist / fade_out; + } + else + pos = DYNAMIC_MAX_VALUE; + + /* for no repeat, set pos close to 1.0 after the first chunk */ + if (fade_options->fade_repeat == GIMP_REPEAT_NONE && pos >= DYNAMIC_MAX_VALUE) + pos = DYNAMIC_MAX_VALUE - 0.0000001; + + if (((gint) pos & 1) && + fade_options->fade_repeat != GIMP_REPEAT_SAWTOOTH) + pos = DYNAMIC_MAX_VALUE - (pos - (gint) pos); + else + pos = pos - (gint) pos; + + z = pos; + + if (fade_options->fade_reverse) + z = 1.0 - z; + + return z; /* ln (1/255) */ +} + +gdouble +gimp_paint_options_get_jitter (GimpPaintOptions *paint_options, + GimpImage *image) +{ + GimpJitterOptions *jitter_options; + + g_return_val_if_fail (GIMP_IS_PAINT_OPTIONS (paint_options), 0.0); + + jitter_options = paint_options->jitter_options; + + if (jitter_options->use_jitter) + { + return jitter_options->jitter_amount; + } + + return 0.0; +} + +gboolean +gimp_paint_options_get_gradient_color (GimpPaintOptions *paint_options, + GimpImage *image, + gdouble grad_point, + gdouble pixel_dist, + GimpRGB *color) +{ + GimpDynamics *dynamics; + + g_return_val_if_fail (GIMP_IS_PAINT_OPTIONS (paint_options), FALSE); + g_return_val_if_fail (GIMP_IS_IMAGE (image), FALSE); + g_return_val_if_fail (color != NULL, FALSE); + + dynamics = gimp_context_get_dynamics (GIMP_CONTEXT (paint_options)); + + if (gimp_dynamics_is_output_enabled (dynamics, GIMP_DYNAMICS_OUTPUT_COLOR)) + { + GimpGradientPaintOptions *gradient_options = paint_options->gradient_options; + GimpGradient *gradient; + + gradient = gimp_context_get_gradient (GIMP_CONTEXT (paint_options)); + + gimp_gradient_get_color_at (gradient, GIMP_CONTEXT (paint_options), + NULL, grad_point, + gradient_options->gradient_reverse, + gradient_options->gradient_blend_color_space, + color); + + return TRUE; + } + + return FALSE; +} + +GimpBrushApplicationMode +gimp_paint_options_get_brush_mode (GimpPaintOptions *paint_options) +{ + GimpDynamics *dynamics; + gboolean dynamic_force = FALSE; + + g_return_val_if_fail (GIMP_IS_PAINT_OPTIONS (paint_options), GIMP_BRUSH_SOFT); + + if (paint_options->hard) + return GIMP_BRUSH_HARD; + + dynamics = gimp_context_get_dynamics (GIMP_CONTEXT (paint_options)); + + dynamic_force = gimp_dynamics_is_output_enabled (dynamics, + GIMP_DYNAMICS_OUTPUT_FORCE); + + if (dynamic_force || (paint_options->brush_force != 0.5)) + return GIMP_BRUSH_PRESSURE; + + return GIMP_BRUSH_SOFT; +} + +void +gimp_paint_options_set_default_brush_size (GimpPaintOptions *paint_options, + GimpBrush *brush) +{ + g_return_if_fail (GIMP_IS_PAINT_OPTIONS (paint_options)); + g_return_if_fail (brush == NULL || GIMP_IS_BRUSH (brush)); + + if (! brush) + brush = gimp_context_get_brush (GIMP_CONTEXT (paint_options)); + + if (brush) + { + gint height; + gint width; + + gimp_brush_transform_size (brush, 1.0, 0.0, 0.0, FALSE, &width, &height); + + g_object_set (paint_options, + "brush-size", (gdouble) MAX (height, width), + NULL); + } +} + +void +gimp_paint_options_set_default_brush_angle (GimpPaintOptions *paint_options, + GimpBrush *brush) +{ + g_return_if_fail (GIMP_IS_PAINT_OPTIONS (paint_options)); + g_return_if_fail (brush == NULL || GIMP_IS_BRUSH (brush)); + + if (! brush) + brush = gimp_context_get_brush (GIMP_CONTEXT (paint_options)); + + if (GIMP_IS_BRUSH_GENERATED (brush)) + { + GimpBrushGenerated *generated_brush = GIMP_BRUSH_GENERATED (brush); + + g_object_set (paint_options, + "brush-angle", (gdouble) gimp_brush_generated_get_angle (generated_brush), + NULL); + } + else + { + g_object_set (paint_options, + "brush-angle", DEFAULT_BRUSH_ANGLE, + NULL); + } +} + +void +gimp_paint_options_set_default_brush_aspect_ratio (GimpPaintOptions *paint_options, + GimpBrush *brush) +{ + g_return_if_fail (GIMP_IS_PAINT_OPTIONS (paint_options)); + g_return_if_fail (brush == NULL || GIMP_IS_BRUSH (brush)); + + if (! brush) + brush = gimp_context_get_brush (GIMP_CONTEXT (paint_options)); + + if (GIMP_IS_BRUSH_GENERATED (brush)) + { + GimpBrushGenerated *generated_brush = GIMP_BRUSH_GENERATED (brush); + gdouble ratio; + + ratio = gimp_brush_generated_get_aspect_ratio (generated_brush); + + ratio = (ratio - 1.0) * 20.0 / 19.0; + + g_object_set (paint_options, + "brush-aspect-ratio", ratio, + NULL); + } + else + { + g_object_set (paint_options, + "brush-aspect-ratio", DEFAULT_BRUSH_ASPECT_RATIO, + NULL); + } +} + +void +gimp_paint_options_set_default_brush_spacing (GimpPaintOptions *paint_options, + GimpBrush *brush) +{ + g_return_if_fail (GIMP_IS_PAINT_OPTIONS (paint_options)); + g_return_if_fail (brush == NULL || GIMP_IS_BRUSH (brush)); + + if (! brush) + brush = gimp_context_get_brush (GIMP_CONTEXT (paint_options)); + + if (brush) + { + g_object_set (paint_options, + "brush-spacing", (gdouble) gimp_brush_get_spacing (brush) / 100.0, + NULL); + } +} + +void +gimp_paint_options_set_default_brush_hardness (GimpPaintOptions *paint_options, + GimpBrush *brush) +{ + g_return_if_fail (GIMP_IS_PAINT_OPTIONS (paint_options)); + g_return_if_fail (brush == NULL || GIMP_IS_BRUSH (brush)); + + if (! brush) + brush = gimp_context_get_brush (GIMP_CONTEXT (paint_options)); + + if (GIMP_IS_BRUSH_GENERATED (brush)) + { + GimpBrushGenerated *generated_brush = GIMP_BRUSH_GENERATED (brush); + + g_object_set (paint_options, + "brush-hardness", (gdouble) gimp_brush_generated_get_hardness (generated_brush), + NULL); + } + else + { + g_object_set (paint_options, + "brush-hardness", DEFAULT_BRUSH_HARDNESS, + NULL); + } +} + +static const gchar *brush_props[] = +{ + "brush-size", + "brush-angle", + "brush-aspect-ratio", + "brush-spacing", + "brush-hardness", + "brush-force", + "brush-link-size", + "brush-link-angle", + "brush-link-aspect-ratio", + "brush-link-spacing", + "brush-link-hardness", + "brush-lock-to-view" +}; + +static const gchar *dynamics_props[] = +{ + "dynamics-expanded", + "fade-reverse", + "fade-length", + "fade-unit", + "fade-repeat" +}; + +static const gchar *gradient_props[] = +{ + "gradient-reverse", + "gradient-blend-color-space", + "gradient-repeat" +}; + +static const gint max_n_props = (G_N_ELEMENTS (brush_props) + + G_N_ELEMENTS (dynamics_props) + + G_N_ELEMENTS (gradient_props)); + +gboolean +gimp_paint_options_is_prop (const gchar *prop_name, + GimpContextPropMask prop_mask) +{ + gint i; + + g_return_val_if_fail (prop_name != NULL, FALSE); + + if (prop_mask & GIMP_CONTEXT_PROP_MASK_BRUSH) + { + for (i = 0; i < G_N_ELEMENTS (brush_props); i++) + if (! strcmp (prop_name, brush_props[i])) + return TRUE; + } + + if (prop_mask & GIMP_CONTEXT_PROP_MASK_DYNAMICS) + { + for (i = 0; i < G_N_ELEMENTS (dynamics_props); i++) + if (! strcmp (prop_name, dynamics_props[i])) + return TRUE; + } + + if (prop_mask & GIMP_CONTEXT_PROP_MASK_GRADIENT) + { + for (i = 0; i < G_N_ELEMENTS (gradient_props); i++) + if (! strcmp (prop_name, gradient_props[i])) + return TRUE; + } + + return FALSE; +} + +void +gimp_paint_options_copy_props (GimpPaintOptions *src, + GimpPaintOptions *dest, + GimpContextPropMask prop_mask) +{ + const gchar *names[max_n_props]; + GValue values[max_n_props]; + gint n_props = 0; + gint i; + + g_return_if_fail (GIMP_IS_PAINT_OPTIONS (src)); + g_return_if_fail (GIMP_IS_PAINT_OPTIONS (dest)); + + if (prop_mask & GIMP_CONTEXT_PROP_MASK_BRUSH) + { + for (i = 0; i < G_N_ELEMENTS (brush_props); i++) + names[n_props++] = brush_props[i]; + } + + if (prop_mask & GIMP_CONTEXT_PROP_MASK_DYNAMICS) + { + for (i = 0; i < G_N_ELEMENTS (dynamics_props); i++) + names[n_props++] = dynamics_props[i]; + } + + if (prop_mask & GIMP_CONTEXT_PROP_MASK_GRADIENT) + { + for (i = 0; i < G_N_ELEMENTS (gradient_props); i++) + names[n_props++] = gradient_props[i]; + } + + if (n_props > 0) + { + g_object_getv (G_OBJECT (src), n_props, names, values); + g_object_setv (G_OBJECT (dest), n_props, names, values); + + while (n_props--) + g_value_unset (&values[n_props]); + } +} |