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Diffstat (limited to 'plug-ins/gimpressionist/general.c')
| -rw-r--r-- | plug-ins/gimpressionist/general.c | 283 |
1 files changed, 283 insertions, 0 deletions
diff --git a/plug-ins/gimpressionist/general.c b/plug-ins/gimpressionist/general.c new file mode 100644 index 0000000..5f58056 --- /dev/null +++ b/plug-ins/gimpressionist/general.c @@ -0,0 +1,283 @@ +/* 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 <gtk/gtk.h> + +#include <libgimp/gimp.h> +#include <libgimp/gimpui.h> + +#include "gimpressionist.h" +#include "infile.h" +#include "general.h" + +#include "libgimp/stdplugins-intl.h" + + +#define COLORBUTTONWIDTH 30 +#define COLORBUTTONHEIGHT 20 + + +#define NUMGENERALBGRADIO 4 + +static GtkWidget *general_bg_radio[NUMGENERALBGRADIO]; +static GtkWidget *general_paint_edges = NULL; +static GtkObject *general_dark_edge_adjust = NULL; +static GtkWidget *general_tileable; +static GtkWidget *general_drop_shadow = NULL; +static GtkWidget *general_color_button; +static GtkObject *general_shadow_adjust = NULL; +static GtkObject *general_shadow_depth = NULL; +static GtkObject *general_shadow_blur = NULL; +static GtkObject *dev_thresh_adjust = NULL; + +static int +normalize_bg (int n) +{ + return (!img_has_alpha && (n == 3)) ? 1 : n; +} + +static void +general_bg_callback (GtkWidget *wg, void *d) +{ + pcvals.general_background_type = normalize_bg (GPOINTER_TO_INT (d)); +} + +void +general_store (void) +{ + pcvals.general_paint_edges = gtk_toggle_button_get_active (GTK_TOGGLE_BUTTON (general_paint_edges)); + pcvals.general_dark_edge = gtk_adjustment_get_value (GTK_ADJUSTMENT (general_dark_edge_adjust)); + pcvals.general_tileable = gtk_toggle_button_get_active (GTK_TOGGLE_BUTTON (general_tileable)); + pcvals.general_drop_shadow = gtk_toggle_button_get_active (GTK_TOGGLE_BUTTON (general_drop_shadow)); + pcvals.general_shadow_darkness = gtk_adjustment_get_value (GTK_ADJUSTMENT (general_shadow_adjust)); + pcvals.general_shadow_depth = gtk_adjustment_get_value (GTK_ADJUSTMENT (general_shadow_depth)); + pcvals.general_shadow_blur = gtk_adjustment_get_value (GTK_ADJUSTMENT (general_shadow_blur)); + pcvals.devthresh = gtk_adjustment_get_value (GTK_ADJUSTMENT (dev_thresh_adjust)); +} + +int +general_bg_type_input (int in) +{ + return CLAMP_UP_TO (in, NUMGENERALBGRADIO); +} + +void +general_restore (void) +{ + gtk_toggle_button_set_active + (GTK_TOGGLE_BUTTON (general_bg_radio[normalize_bg (pcvals.general_background_type)]), + TRUE); + + gtk_toggle_button_set_active (GTK_TOGGLE_BUTTON (general_paint_edges), + pcvals.general_paint_edges); + gtk_adjustment_set_value (GTK_ADJUSTMENT (general_dark_edge_adjust), + pcvals.general_dark_edge); + gtk_adjustment_set_value (GTK_ADJUSTMENT (general_shadow_adjust), + pcvals.general_shadow_darkness); + gtk_toggle_button_set_active (GTK_TOGGLE_BUTTON (general_drop_shadow), + pcvals.general_drop_shadow); + gtk_adjustment_set_value (GTK_ADJUSTMENT (general_shadow_depth), + pcvals.general_shadow_depth); + gtk_adjustment_set_value (GTK_ADJUSTMENT (general_shadow_blur), + pcvals.general_shadow_blur); + gtk_toggle_button_set_active (GTK_TOGGLE_BUTTON (general_tileable), + pcvals.general_tileable); + gimp_color_button_set_color (GIMP_COLOR_BUTTON (general_color_button), + &pcvals.color); + gtk_adjustment_set_value (GTK_ADJUSTMENT (dev_thresh_adjust), + pcvals.devthresh); +} + +static void +select_color (GtkWidget *widget, gpointer data) +{ + gtk_toggle_button_set_active + (GTK_TOGGLE_BUTTON (general_bg_radio[BG_TYPE_SOLID]), + TRUE); +} + +static GtkWidget * +create_general_button (GtkWidget *box, + int idx, + const gchar *label, + const gchar *help_string, + GSList **radio_group) +{ + return create_radio_button (box, idx, general_bg_callback, label, + help_string, radio_group, general_bg_radio); +} + +void +create_generalpage (GtkNotebook *notebook) +{ + GtkWidget *box1, *box2, *box3, *box4, *thispage; + GtkWidget *label, *tmpw, *frame, *table; + GSList * radio_group = NULL; + + label = gtk_label_new_with_mnemonic (_("_General")); + + thispage = gtk_box_new (GTK_ORIENTATION_VERTICAL, 12); + gtk_container_set_border_width (GTK_CONTAINER (thispage), 12); + gtk_widget_show (thispage); + + frame = gimp_frame_new (_("Background")); + gtk_box_pack_start (GTK_BOX (thispage), frame, FALSE, FALSE, 0); + gtk_widget_show (frame); + + box3 = gtk_box_new (GTK_ORIENTATION_VERTICAL, 6); + gtk_container_add (GTK_CONTAINER (frame), box3); + gtk_widget_show (box3); + + create_general_button (box3, + BG_TYPE_KEEP_ORIGINAL, + _("Keep original"), + _("Preserve the original image as a background"), + &radio_group); + + create_general_button (box3, + BG_TYPE_FROM_PAPER, + _("From paper"), + _("Copy the texture of the selected paper as a background"), + &radio_group); + + box4 = gtk_box_new (GTK_ORIENTATION_HORIZONTAL, 6); + gtk_box_pack_start (GTK_BOX (box3), box4, FALSE, FALSE, 0); + gtk_widget_show (box4); + + create_general_button (box4, + BG_TYPE_SOLID, + _("Solid"), + _("Solid colored background"), + &radio_group); + + general_color_button = gimp_color_button_new (_("Color"), + COLORBUTTONWIDTH, + COLORBUTTONHEIGHT, + &pcvals.color, + GIMP_COLOR_AREA_FLAT); + g_signal_connect (general_color_button, "clicked", + G_CALLBACK (select_color), NULL); + g_signal_connect (general_color_button, "color-changed", + G_CALLBACK (gimp_color_button_get_color), + &pcvals.color); + gtk_box_pack_start (GTK_BOX (box4), general_color_button, FALSE, FALSE, 0); + gtk_widget_show (general_color_button); + + tmpw = create_general_button (box3, + BG_TYPE_TRANSPARENT, + _("Transparent"), + _("Use a transparent background; Only the strokes painted will be visible"), + &radio_group); + + if (!img_has_alpha) + gtk_widget_set_sensitive (tmpw, FALSE); + + gtk_toggle_button_set_active + (GTK_TOGGLE_BUTTON (general_bg_radio[pcvals.general_background_type]), TRUE); + + box1 = gtk_box_new (GTK_ORIENTATION_HORIZONTAL, 12); + gtk_box_pack_start (GTK_BOX (thispage), box1, FALSE, FALSE, 0); + gtk_widget_show (box1); + + box2 = gtk_box_new (GTK_ORIENTATION_VERTICAL, 6); + gtk_box_pack_start (GTK_BOX (box1), box2, FALSE, FALSE, 0); + gtk_widget_show (box2); + + tmpw = gtk_check_button_new_with_label ( _("Paint edges")); + general_paint_edges = tmpw; + gtk_box_pack_start (GTK_BOX (box2), tmpw, FALSE, FALSE, 0); + gtk_widget_show (tmpw); + gimp_help_set_help_data (tmpw, + _("Selects if to place strokes all the way out to the edges of the image"), + NULL); + gtk_toggle_button_set_active (GTK_TOGGLE_BUTTON (tmpw), + pcvals.general_paint_edges); + + general_tileable = tmpw = gtk_check_button_new_with_label ( _("Tileable")); + gtk_box_pack_start (GTK_BOX (box2), tmpw, FALSE, FALSE, 0); + gtk_widget_show (tmpw); + gimp_help_set_help_data (tmpw, + _("Selects if the resulting image should be seamlessly tileable"), + NULL); + gtk_toggle_button_set_active (GTK_TOGGLE_BUTTON (tmpw), + pcvals.general_tileable); + + tmpw = gtk_check_button_new_with_label ( _("Drop shadow")); + general_drop_shadow = tmpw; + gtk_box_pack_start (GTK_BOX (box2), tmpw, FALSE, FALSE, 0); + gtk_widget_show (tmpw); + gimp_help_set_help_data (tmpw, + _("Adds a shadow effect to each brush stroke"), + NULL); + gtk_toggle_button_set_active (GTK_TOGGLE_BUTTON (tmpw), + pcvals.general_drop_shadow); + + table = gtk_table_new (5, 3, FALSE); + gtk_table_set_col_spacings (GTK_TABLE (table), 6); + gtk_table_set_row_spacings (GTK_TABLE (table), 6); + gtk_box_pack_start (GTK_BOX (box1), table, FALSE, FALSE, 0); + gtk_widget_show (table); + + general_dark_edge_adjust = + gimp_scale_entry_new (GTK_TABLE (table), 0, 0, + _("Edge darken:"), + 150, 6, pcvals.general_dark_edge, + 0.0, 1.0, 0.01, 0.1, 2, + TRUE, 0, 0, + _("How much to \"darken\" the edges of each brush stroke"), + NULL); + + general_shadow_adjust = + gimp_scale_entry_new (GTK_TABLE (table), 0, 1, + _("Shadow darken:"), + 150, 6, pcvals.general_shadow_darkness, + 0.0, 99.0, 0.1, 1, 2, + TRUE, 0, 0, + _("How much to \"darken\" the drop shadow"), + NULL); + + general_shadow_depth = + gimp_scale_entry_new (GTK_TABLE (table), 0, 2, + _("Shadow depth:"), + 150, 6, pcvals.general_shadow_depth, + 0, 99, 1, 5, 0, + TRUE, 0, 0, + _("The depth of the drop shadow, i.e. how far apart from the object it should be"), + NULL); + + general_shadow_blur = + gimp_scale_entry_new (GTK_TABLE (table), 0, 3, + _("Shadow blur:"), + 150, 6, pcvals.general_shadow_blur, + 0, 99, 1, 5, 0, + TRUE, 0, 0, + _("How much to blur the drop shadow"), + NULL); + + dev_thresh_adjust = + gimp_scale_entry_new (GTK_TABLE (table), 0, 4, + _("Deviation threshold:"), + 150, 6, pcvals.devthresh, + 0.0, 1.0, 0.01, 0.01, 2, + TRUE, 0, 0, + _("A bailout-value for adaptive selections"), + NULL); + + gtk_notebook_append_page_menu (notebook, thispage, label, NULL); +} |