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Diffstat (limited to 'app/actions/gradient-editor-commands.c')
| -rw-r--r-- | app/actions/gradient-editor-commands.c | 738 |
1 files changed, 738 insertions, 0 deletions
diff --git a/app/actions/gradient-editor-commands.c b/app/actions/gradient-editor-commands.c new file mode 100644 index 0000000..fa3709f --- /dev/null +++ b/app/actions/gradient-editor-commands.c @@ -0,0 +1,738 @@ +/* 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 "libgimpmath/gimpmath.h" +#include "libgimpwidgets/gimpwidgets.h" + +#include "actions-types.h" + +#include "core/gimp.h" +#include "core/gimpcontext.h" +#include "core/gimpgradient.h" + +#include "widgets/gimpgradienteditor.h" +#include "widgets/gimphelp-ids.h" +#include "widgets/gimpuimanager.h" +#include "widgets/gimpviewabledialog.h" + +#include "gradient-editor-commands.h" + +#include "gimp-intl.h" + + +/* local function prototypes */ + +static void gradient_editor_split_uniform_response (GtkWidget *widget, + gint response_id, + GimpGradientEditor *editor); +static void gradient_editor_replicate_response (GtkWidget *widget, + gint response_id, + GimpGradientEditor *editor); + + +/* public functions */ + +void +gradient_editor_left_color_cmd_callback (GimpAction *action, + GVariant *value, + gpointer data) +{ + GimpGradientEditor *editor = GIMP_GRADIENT_EDITOR (data); + + gimp_gradient_editor_edit_left_color (editor); +} + +void +gradient_editor_left_color_type_cmd_callback (GimpAction *action, + GVariant *value, + gpointer data) +{ + GimpGradientEditor *editor = GIMP_GRADIENT_EDITOR (data); + GimpGradient *gradient; + GimpGradientSegment *left; + GimpGradientColor color_type; + + color_type = (GimpGradientColor) g_variant_get_int32 (value); + + gimp_gradient_editor_get_selection (editor, &gradient, &left, NULL); + + if (gradient && + color_type >= 0 && + color_type != + gimp_gradient_segment_get_left_color_type (gradient, left)) + { + GimpRGB color; + + gimp_gradient_segment_get_left_flat_color (gradient, + GIMP_DATA_EDITOR (editor)->context, + left, &color); + + gimp_data_freeze (GIMP_DATA (gradient)); + + gimp_gradient_segment_set_left_color_type (gradient, left, color_type); + + if (color_type == GIMP_GRADIENT_COLOR_FIXED) + gimp_gradient_segment_set_left_color (gradient, left, &color); + + gimp_data_thaw (GIMP_DATA (gradient)); + } +} + +void +gradient_editor_load_left_cmd_callback (GimpAction *action, + GVariant *value, + gpointer data) +{ + GimpGradientEditor *editor = GIMP_GRADIENT_EDITOR (data); + GimpDataEditor *data_editor = GIMP_DATA_EDITOR (data); + GimpGradient *gradient; + GimpGradientSegment *left; + GimpGradientSegment *right; + GimpGradientSegment *seg; + GimpRGB color; + GimpGradientColor color_type = GIMP_GRADIENT_COLOR_FIXED; + gint index = g_variant_get_int32 (value); + + gimp_gradient_editor_get_selection (editor, &gradient, &left, &right); + + switch (index) + { + case GRADIENT_EDITOR_COLOR_NEIGHBOR_ENDPOINT: + if (left->prev != NULL) + seg = left->prev; + else + seg = gimp_gradient_segment_get_last (left); + + color = seg->right_color; + color_type = seg->right_color_type; + break; + + case GRADIENT_EDITOR_COLOR_OTHER_ENDPOINT: + color = right->right_color; + color_type = right->right_color_type; + break; + + case GRADIENT_EDITOR_COLOR_FOREGROUND: + gimp_context_get_foreground (data_editor->context, &color); + break; + + case GRADIENT_EDITOR_COLOR_BACKGROUND: + gimp_context_get_background (data_editor->context, &color); + break; + + default: /* Load a color */ + color = editor->saved_colors[index - GRADIENT_EDITOR_COLOR_FIRST_CUSTOM]; + break; + } + + gimp_data_freeze (GIMP_DATA (gradient)); + + gimp_gradient_segment_range_blend (gradient, left, right, + &color, + &right->right_color, + TRUE, TRUE); + gimp_gradient_segment_set_left_color_type (gradient, left, color_type); + + gimp_data_thaw (GIMP_DATA (gradient)); +} + +void +gradient_editor_save_left_cmd_callback (GimpAction *action, + GVariant *value, + gpointer data) +{ + GimpGradientEditor *editor = GIMP_GRADIENT_EDITOR (data); + GimpGradient *gradient; + GimpGradientSegment *left; + gint index = g_variant_get_int32 (value); + + gimp_gradient_editor_get_selection (editor, &gradient, &left, NULL); + + gimp_gradient_segment_get_left_color (gradient, left, + &editor->saved_colors[index]); +} + +void +gradient_editor_right_color_cmd_callback (GimpAction *action, + GVariant *value, + gpointer data) +{ + GimpGradientEditor *editor = GIMP_GRADIENT_EDITOR (data); + + gimp_gradient_editor_edit_right_color (editor); +} + +void +gradient_editor_right_color_type_cmd_callback (GimpAction *action, + GVariant *value, + gpointer data) +{ + GimpGradientEditor *editor = GIMP_GRADIENT_EDITOR (data); + GimpGradient *gradient; + GimpGradientSegment *right; + GimpGradientColor color_type; + + color_type = (GimpGradientColor) g_variant_get_int32 (value); + + gimp_gradient_editor_get_selection (editor, &gradient, NULL, &right); + + if (gradient && + color_type >= 0 && + color_type != + gimp_gradient_segment_get_right_color_type (gradient, right)) + { + GimpRGB color; + + gimp_gradient_segment_get_right_flat_color (gradient, + GIMP_DATA_EDITOR (editor)->context, + right, &color); + + gimp_data_freeze (GIMP_DATA (gradient)); + + gimp_gradient_segment_set_right_color_type (gradient, right, color_type); + + if (color_type == GIMP_GRADIENT_COLOR_FIXED) + gimp_gradient_segment_set_right_color (gradient, right, &color); + + gimp_data_thaw (GIMP_DATA (gradient)); + } +} + +void +gradient_editor_load_right_cmd_callback (GimpAction *action, + GVariant *value, + gpointer data) +{ + GimpGradientEditor *editor = GIMP_GRADIENT_EDITOR (data); + GimpDataEditor *data_editor = GIMP_DATA_EDITOR (data); + GimpGradient *gradient; + GimpGradientSegment *left; + GimpGradientSegment *right; + GimpGradientSegment *seg; + GimpRGB color; + GimpGradientColor color_type = GIMP_GRADIENT_COLOR_FIXED; + gint index = g_variant_get_int32 (value); + + gimp_gradient_editor_get_selection (editor, &gradient, &left, &right); + + switch (index) + { + case GRADIENT_EDITOR_COLOR_NEIGHBOR_ENDPOINT: + if (right->next != NULL) + seg = right->next; + else + seg = gimp_gradient_segment_get_first (right); + + color = seg->left_color; + color_type = seg->left_color_type; + break; + + case GRADIENT_EDITOR_COLOR_OTHER_ENDPOINT: + color = left->left_color; + color_type = left->left_color_type; + break; + + case GRADIENT_EDITOR_COLOR_FOREGROUND: + gimp_context_get_foreground (data_editor->context, &color); + break; + + case GRADIENT_EDITOR_COLOR_BACKGROUND: + gimp_context_get_background (data_editor->context, &color); + break; + + default: /* Load a color */ + color = editor->saved_colors[index - GRADIENT_EDITOR_COLOR_FIRST_CUSTOM]; + break; + } + + gimp_data_freeze (GIMP_DATA (gradient)); + + gimp_gradient_segment_range_blend (gradient, left, right, + &left->left_color, + &color, + TRUE, TRUE); + gimp_gradient_segment_set_right_color_type (gradient, left, color_type); + + gimp_data_thaw (GIMP_DATA (gradient)); +} + +void +gradient_editor_save_right_cmd_callback (GimpAction *action, + GVariant *value, + gpointer data) +{ + GimpGradientEditor *editor = GIMP_GRADIENT_EDITOR (data); + GimpGradient *gradient; + GimpGradientSegment *right; + gint index = g_variant_get_int32 (value); + + gimp_gradient_editor_get_selection (editor, &gradient, NULL, &right); + + gimp_gradient_segment_get_right_color (gradient, right, + &editor->saved_colors[index]); +} + +void +gradient_editor_blending_func_cmd_callback (GimpAction *action, + GVariant *value, + gpointer data) +{ + GimpGradientEditor *editor = GIMP_GRADIENT_EDITOR (data); + GimpGradient *gradient; + GimpGradientSegment *left; + GimpGradientSegment *right; + GEnumClass *enum_class = NULL; + GimpGradientSegmentType type; + + type = (GimpGradientSegmentType) g_variant_get_int32 (value); + + gimp_gradient_editor_get_selection (editor, &gradient, &left, &right); + + enum_class = g_type_class_ref (GIMP_TYPE_GRADIENT_SEGMENT_TYPE); + + if (gradient && g_enum_get_value (enum_class, type)) + { + gimp_gradient_segment_range_set_blending_function (gradient, + left, right, + type); + } + + g_type_class_unref (enum_class); +} + +void +gradient_editor_coloring_type_cmd_callback (GimpAction *action, + GVariant *value, + gpointer data) +{ + GimpGradientEditor *editor = GIMP_GRADIENT_EDITOR (data); + GimpGradient *gradient; + GimpGradientSegment *left; + GimpGradientSegment *right; + GEnumClass *enum_class = NULL; + GimpGradientSegmentColor color; + + color = (GimpGradientSegmentColor) g_variant_get_int32 (value); + + gimp_gradient_editor_get_selection (editor, &gradient, &left, &right); + + enum_class = g_type_class_ref (GIMP_TYPE_GRADIENT_SEGMENT_COLOR); + + if (gradient && g_enum_get_value (enum_class, color)) + { + gimp_gradient_segment_range_set_coloring_type (gradient, + left, right, + color); + } + + g_type_class_unref (enum_class); +} + +void +gradient_editor_flip_cmd_callback (GimpAction *action, + GVariant *value, + gpointer data) +{ + GimpGradientEditor *editor = GIMP_GRADIENT_EDITOR (data); + GimpGradient *gradient; + GimpGradientSegment *left; + GimpGradientSegment *right; + + gimp_gradient_editor_get_selection (editor, &gradient, &left, &right); + + gimp_gradient_segment_range_flip (gradient, + left, right, + &left, &right); + + gimp_gradient_editor_set_selection (editor, left, right); +} + +void +gradient_editor_replicate_cmd_callback (GimpAction *action, + GVariant *value, + gpointer data) +{ + GimpGradientEditor *editor = GIMP_GRADIENT_EDITOR (data); + GimpDataEditor *data_editor = GIMP_DATA_EDITOR (data); + GimpGradient *gradient; + GimpGradientSegment *left; + GimpGradientSegment *right; + GtkWidget *dialog; + GtkWidget *vbox; + GtkWidget *label; + GtkWidget *scale; + GtkAdjustment *scale_data; + const gchar *title; + const gchar *desc; + + gimp_gradient_editor_get_selection (editor, &gradient, &left, &right); + + if (left == right) + { + title = _("Replicate Segment"); + desc = _("Replicate Gradient Segment"); + } + else + { + title = _("Replicate Selection"); + desc = _("Replicate Gradient Selection"); + } + + dialog = gimp_viewable_dialog_new (GIMP_VIEWABLE (gradient), + data_editor->context, + title, + "gimp-gradient-segment-replicate", + GIMP_ICON_GRADIENT, desc, + GTK_WIDGET (editor), + gimp_standard_help_func, + GIMP_HELP_GRADIENT_EDITOR_REPLICATE, + + _("_Cancel"), GTK_RESPONSE_CANCEL, + _("_Replicate"), GTK_RESPONSE_OK, + + NULL); + + gtk_dialog_set_alternative_button_order (GTK_DIALOG (dialog), + GTK_RESPONSE_OK, + GTK_RESPONSE_CANCEL, + -1); + + g_signal_connect (dialog, "response", + G_CALLBACK (gradient_editor_replicate_response), + editor); + + vbox = gtk_box_new (GTK_ORIENTATION_VERTICAL, 12); + gtk_container_set_border_width (GTK_CONTAINER (vbox), 12); + gtk_box_pack_start (GTK_BOX (gtk_dialog_get_content_area (GTK_DIALOG (dialog))), + vbox, TRUE, TRUE, 0); + gtk_widget_show (vbox); + + /* Instructions */ + if (left == right) + label = gtk_label_new (_("Select the number of times\n" + "to replicate the selected segment.")); + else + label = gtk_label_new (_("Select the number of times\n" + "to replicate the selection.")); + + gtk_box_pack_start (GTK_BOX (vbox), label, FALSE, FALSE, 0); + gtk_widget_show (label); + + /* Scale */ + scale_data = GTK_ADJUSTMENT (gtk_adjustment_new (2.0, 2.0, 21.0, 1.0, 1.0, 1.0)); + + scale = gtk_scale_new (GTK_ORIENTATION_HORIZONTAL, scale_data); + gtk_scale_set_digits (GTK_SCALE (scale), 0); + gtk_scale_set_value_pos (GTK_SCALE (scale), GTK_POS_TOP); + gtk_box_pack_start (GTK_BOX (vbox), scale, FALSE, TRUE, 4); + gtk_widget_show (scale); + + g_object_set_data (G_OBJECT (dialog), "adjustment", scale_data); + + gtk_widget_set_sensitive (GTK_WIDGET (editor), FALSE); + gimp_ui_manager_update (gimp_editor_get_ui_manager (GIMP_EDITOR (editor)), + gimp_editor_get_popup_data (GIMP_EDITOR (editor))); + + gtk_widget_show (dialog); +} + +void +gradient_editor_split_midpoint_cmd_callback (GimpAction *action, + GVariant *value, + gpointer data) +{ + GimpGradientEditor *editor = GIMP_GRADIENT_EDITOR (data); + GimpDataEditor *data_editor = GIMP_DATA_EDITOR (data); + GimpGradient *gradient; + GimpGradientSegment *left; + GimpGradientSegment *right; + + gimp_gradient_editor_get_selection (editor, &gradient, &left, &right); + + gimp_gradient_segment_range_split_midpoint (gradient, + data_editor->context, + left, right, + editor->blend_color_space, + &left, &right); + + gimp_gradient_editor_set_selection (editor, left, right); +} + +void +gradient_editor_split_uniformly_cmd_callback (GimpAction *action, + GVariant *value, + gpointer data) +{ + GimpGradientEditor *editor = GIMP_GRADIENT_EDITOR (data); + GimpDataEditor *data_editor = GIMP_DATA_EDITOR (data); + GimpGradient *gradient; + GimpGradientSegment *left; + GimpGradientSegment *right; + GtkWidget *dialog; + GtkWidget *vbox; + GtkWidget *label; + GtkWidget *scale; + GtkAdjustment *scale_data; + const gchar *title; + const gchar *desc; + + gimp_gradient_editor_get_selection (editor, &gradient, &left, &right); + + if (left == right) + { + title = _("Split Segment Uniformly"); + desc = _("Split Gradient Segment Uniformly"); + } + else + { + title = _("Split Segments Uniformly"); + desc = _("Split Gradient Segments Uniformly"); + } + + dialog = gimp_viewable_dialog_new (GIMP_VIEWABLE (gradient), + data_editor->context, + title, + "gimp-gradient-segment-split-uniformly", + GIMP_ICON_GRADIENT, desc, + GTK_WIDGET (editor), + gimp_standard_help_func, + GIMP_HELP_GRADIENT_EDITOR_SPLIT_UNIFORM, + + _("_Cancel"), GTK_RESPONSE_CANCEL, + _("_Split"), GTK_RESPONSE_OK, + + NULL); + + gtk_dialog_set_alternative_button_order (GTK_DIALOG (dialog), + GTK_RESPONSE_OK, + GTK_RESPONSE_CANCEL, + -1); + + g_signal_connect (dialog, "response", + G_CALLBACK (gradient_editor_split_uniform_response), + editor); + + /* The main vbox */ + vbox = gtk_box_new (GTK_ORIENTATION_VERTICAL, 12); + gtk_container_set_border_width (GTK_CONTAINER (vbox), 12); + gtk_box_pack_start (GTK_BOX (gtk_dialog_get_content_area (GTK_DIALOG (dialog))), + vbox, TRUE, TRUE, 0); + gtk_widget_show (vbox); + + /* Instructions */ + if (left == right) + label = gtk_label_new (_("Select the number of uniform parts\n" + "in which to split the selected segment.")); + else + label = gtk_label_new (_("Select the number of uniform parts\n" + "in which to split the segments in the selection.")); + + gtk_box_pack_start (GTK_BOX (vbox), label, FALSE, FALSE, 0); + gtk_widget_show (label); + + /* Scale */ + scale_data = GTK_ADJUSTMENT (gtk_adjustment_new (2.0, 2.0, 21.0, 1.0, 1.0, 1.0)); + + scale = gtk_scale_new (GTK_ORIENTATION_HORIZONTAL, scale_data); + gtk_scale_set_digits (GTK_SCALE (scale), 0); + gtk_scale_set_value_pos (GTK_SCALE (scale), GTK_POS_TOP); + gtk_box_pack_start (GTK_BOX (vbox), scale, FALSE, FALSE, 4); + gtk_widget_show (scale); + + g_object_set_data (G_OBJECT (dialog), "adjustment", scale_data); + + gtk_widget_set_sensitive (GTK_WIDGET (editor), FALSE); + gimp_ui_manager_update (gimp_editor_get_ui_manager (GIMP_EDITOR (editor)), + gimp_editor_get_popup_data (GIMP_EDITOR (editor))); + + gtk_widget_show (dialog); +} + +void +gradient_editor_delete_cmd_callback (GimpAction *action, + GVariant *value, + gpointer data) +{ + GimpGradientEditor *editor = GIMP_GRADIENT_EDITOR (data); + GimpGradient *gradient; + GimpGradientSegment *left; + GimpGradientSegment *right; + + gimp_gradient_editor_get_selection (editor, &gradient, &left, &right); + + gimp_gradient_segment_range_delete (gradient, + left, right, + &left, &right); + + gimp_gradient_editor_set_selection (editor, left, right); +} + +void +gradient_editor_recenter_cmd_callback (GimpAction *action, + GVariant *value, + gpointer data) +{ + GimpGradientEditor *editor = GIMP_GRADIENT_EDITOR (data); + GimpGradient *gradient; + GimpGradientSegment *left; + GimpGradientSegment *right; + + gimp_gradient_editor_get_selection (editor, &gradient, &left, &right); + + gimp_gradient_segment_range_recenter_handles (gradient, left, right); +} + +void +gradient_editor_redistribute_cmd_callback (GimpAction *action, + GVariant *value, + gpointer data) +{ + GimpGradientEditor *editor = GIMP_GRADIENT_EDITOR (data); + GimpGradient *gradient; + GimpGradientSegment *left; + GimpGradientSegment *right; + + gimp_gradient_editor_get_selection (editor, &gradient, &left, &right); + + gimp_gradient_segment_range_redistribute_handles (gradient, left, right); +} + +void +gradient_editor_blend_color_cmd_callback (GimpAction *action, + GVariant *value, + gpointer data) +{ + GimpGradientEditor *editor = GIMP_GRADIENT_EDITOR (data); + GimpGradient *gradient; + GimpGradientSegment *left; + GimpGradientSegment *right; + + gimp_gradient_editor_get_selection (editor, &gradient, &left, &right); + + gimp_gradient_segment_range_blend (gradient, left, right, + &left->left_color, + &right->right_color, + TRUE, FALSE); +} + +void +gradient_editor_blend_opacity_cmd_callback (GimpAction *action, + GVariant *value, + gpointer data) +{ + GimpGradientEditor *editor = GIMP_GRADIENT_EDITOR (data); + GimpGradient *gradient; + GimpGradientSegment *left; + GimpGradientSegment *right; + + gimp_gradient_editor_get_selection (editor, &gradient, &left, &right); + + gimp_gradient_segment_range_blend (gradient, left, right, + &left->left_color, + &right->right_color, + FALSE, TRUE); +} + +void +gradient_editor_zoom_cmd_callback (GimpAction *action, + GVariant *value, + gpointer data) +{ + GimpGradientEditor *editor = GIMP_GRADIENT_EDITOR (data); + GimpZoomType zoom_type = (GimpZoomType) g_variant_get_int32 (value); + + gimp_gradient_editor_zoom (editor, zoom_type); +} + + +/* private functions */ + +static void +gradient_editor_split_uniform_response (GtkWidget *widget, + gint response_id, + GimpGradientEditor *editor) +{ + GtkAdjustment *adjustment; + gint split_parts; + + adjustment = g_object_get_data (G_OBJECT (widget), "adjustment"); + + split_parts = RINT (gtk_adjustment_get_value (adjustment)); + + gtk_widget_destroy (widget); + gtk_widget_set_sensitive (GTK_WIDGET (editor), TRUE); + gimp_ui_manager_update (gimp_editor_get_ui_manager (GIMP_EDITOR (editor)), + gimp_editor_get_popup_data (GIMP_EDITOR (editor))); + + if (response_id == GTK_RESPONSE_OK) + { + GimpDataEditor *data_editor = GIMP_DATA_EDITOR (editor); + GimpGradient *gradient; + GimpGradientSegment *left; + GimpGradientSegment *right; + + gimp_gradient_editor_get_selection (editor, &gradient, &left, &right); + + gimp_gradient_segment_range_split_uniform (gradient, + data_editor->context, + left, right, + split_parts, + editor->blend_color_space, + &left, &right); + + gimp_gradient_editor_set_selection (editor, left, right); + } +} + +static void +gradient_editor_replicate_response (GtkWidget *widget, + gint response_id, + GimpGradientEditor *editor) +{ + GtkAdjustment *adjustment; + gint replicate_times; + + adjustment = g_object_get_data (G_OBJECT (widget), "adjustment"); + + replicate_times = RINT (gtk_adjustment_get_value (adjustment)); + + gtk_widget_destroy (widget); + gtk_widget_set_sensitive (GTK_WIDGET (editor), TRUE); + gimp_ui_manager_update (gimp_editor_get_ui_manager (GIMP_EDITOR (editor)), + gimp_editor_get_popup_data (GIMP_EDITOR (editor))); + + if (response_id == GTK_RESPONSE_OK) + { + GimpGradient *gradient; + GimpGradientSegment *left; + GimpGradientSegment *right; + + gimp_gradient_editor_get_selection (editor, &gradient, &left, &right); + + gimp_gradient_segment_range_replicate (gradient, + left, right, + replicate_times, + &left, &right); + + gimp_gradient_editor_set_selection (editor, left, right); + } +} |