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#include "config.h"
#include <string.h>
#include <gtk/gtk.h>
#include <libgimp/gimp.h>
#include <libgimp/gimpui.h>
#include "gimpressionist.h"
#include "ppmtool.h"
#include "paper.h"
#include "libgimp/stdplugins-intl.h"
static GtkWidget *paper_preview = NULL;
static GtkWidget *paper_invert = NULL;
static GtkWidget *paper_list = NULL;
static GtkObject *paper_relief_adjust = NULL;
static GtkObject *paper_scale_adjust = NULL;
static GtkWidget *paper_overlay = NULL;
static void paper_update_preview (void)
{
gint i, j;
guchar *buf, *paper_preview_buffer;
gdouble sc;
ppm_t p = {0, 0, NULL};
ppm_load (pcvals.selected_paper, &p);
sc = p.width > p.height ? p.width : p.height;
sc = 100.0 / sc;
resize (&p, p.width*sc,p.height*sc);
paper_preview_buffer = g_new0 (guchar, 100*100);
for (i = 0, buf = paper_preview_buffer; i < 100; i++, buf += 100)
{
gint k = i * p.width * 3;
if (i < p.height)
{
for (j = 0; j < p.width; j++)
buf[j] = p.col[k + j * 3];
if (GTK_TOGGLE_BUTTON (paper_invert)->active)
for (j = 0; j < p.width; j++)
buf[j] = 255 - buf[j];
}
}
gimp_preview_area_draw (GIMP_PREVIEW_AREA (paper_preview),
0, 0, 100, 100,
GIMP_GRAY_IMAGE,
paper_preview_buffer,
100);
ppm_kill (&p);
g_free (paper_preview_buffer);
gtk_widget_queue_draw (paper_preview);
}
static void
paper_select (GtkTreeSelection *selection,
gpointer data)
{
GtkTreeIter iter;
GtkTreeModel *model;
if (gtk_tree_selection_get_selected (selection, &model, &iter))
{
gchar *paper;
gtk_tree_model_get (model, &iter, 0, &paper, -1);
if (paper)
{
gchar *fname = g_build_filename ("Paper", paper, NULL);
g_strlcpy (pcvals.selected_paper,
fname, sizeof (pcvals.selected_paper));
paper_update_preview ();
g_free (fname);
g_free (paper);
}
}
}
void
paper_restore (void)
{
reselect (paper_list, pcvals.selected_paper);
gtk_adjustment_set_value (GTK_ADJUSTMENT (paper_relief_adjust), pcvals.paper_relief);
gtk_adjustment_set_value (GTK_ADJUSTMENT (paper_scale_adjust), pcvals.paper_scale);
gtk_toggle_button_set_active (GTK_TOGGLE_BUTTON (paper_invert), pcvals.paper_invert);
gtk_toggle_button_set_active (GTK_TOGGLE_BUTTON (paper_overlay), pcvals.paper_overlay);
}
void
paper_store (void)
{
pcvals.paper_invert = GTK_TOGGLE_BUTTON (paper_invert)->active;
pcvals.paper_invert = GTK_TOGGLE_BUTTON (paper_invert)->active;
pcvals.paper_overlay = GTK_TOGGLE_BUTTON (paper_overlay)->active;
}
void
create_paperpage (GtkNotebook *notebook)
{
GtkWidget *box1, *thispage, *box2;
GtkWidget *label, *tmpw, *table;
GtkWidget *view;
GtkWidget *frame;
GtkTreeSelection *selection;
GtkTreeIter iter;
GtkListStore *paper_store_list;
label = gtk_label_new_with_mnemonic (_("P_aper"));
thispage = gtk_vbox_new (FALSE, 12);
gtk_container_set_border_width (GTK_CONTAINER (thispage), 12);
gtk_widget_show (thispage);
box1 = gtk_hbox_new (FALSE, 12);
gtk_box_pack_start (GTK_BOX (thispage), box1, TRUE, TRUE, 0);
gtk_widget_show (box1);
paper_list = view = create_one_column_list (box1, paper_select);
paper_store_list =
GTK_LIST_STORE (gtk_tree_view_get_model (GTK_TREE_VIEW (view)));
selection = gtk_tree_view_get_selection (GTK_TREE_VIEW (view));
box2 = gtk_vbox_new (FALSE, 12);
gtk_box_pack_start (GTK_BOX (box1), box2, FALSE, FALSE, 0);
gtk_widget_show (box2);
frame = gtk_frame_new (NULL);
gtk_frame_set_shadow_type (GTK_FRAME (frame), GTK_SHADOW_IN);
gtk_box_pack_start (GTK_BOX (box2), frame, FALSE, FALSE, 0);
gtk_widget_show (frame);
paper_preview = tmpw = gimp_preview_area_new ();
gtk_widget_set_size_request (tmpw, 100, 100);
gtk_container_add (GTK_CONTAINER (frame), tmpw);
gtk_widget_show (tmpw);
paper_invert = tmpw = gtk_check_button_new_with_mnemonic ( _("_Invert"));
gtk_box_pack_start (GTK_BOX (box2), tmpw, FALSE, FALSE, 0);
gtk_toggle_button_set_active (GTK_TOGGLE_BUTTON (tmpw), FALSE);
gtk_widget_show (tmpw);
g_signal_connect_swapped (tmpw, "clicked",
G_CALLBACK (paper_select), selection);
gimp_help_set_help_data (tmpw, _("Inverts the Papers texture"), NULL);
gtk_toggle_button_set_active (GTK_TOGGLE_BUTTON (tmpw),
pcvals.paper_invert);
paper_overlay = tmpw = gtk_check_button_new_with_mnemonic ( _("O_verlay"));
gtk_box_pack_start (GTK_BOX (box2), tmpw, FALSE, FALSE, 0);
gtk_toggle_button_set_active (GTK_TOGGLE_BUTTON (tmpw), FALSE);
gtk_widget_show (tmpw);
gimp_help_set_help_data
(tmpw, _("Applies the paper as it is (without embossing it)"), NULL);
gtk_toggle_button_set_active (GTK_TOGGLE_BUTTON (tmpw),
pcvals.paper_overlay);
table = gtk_table_new (2, 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 (thispage), table, FALSE, FALSE, 0);
gtk_widget_show (table);
paper_scale_adjust =
gimp_scale_entry_new (GTK_TABLE (table), 0, 0,
_("Scale:"),
150, -1, pcvals.paper_scale,
3.0, 150.0, 1.0, 10.0, 1,
TRUE, 0, 0,
_("Specifies the scale of the texture (in percent of original file)"),
NULL);
g_signal_connect (paper_scale_adjust, "value_changed",
G_CALLBACK (gimp_double_adjustment_update),
&pcvals.paper_scale);
paper_relief_adjust =
gimp_scale_entry_new (GTK_TABLE (table), 0, 1,
_("Relief:"),
150, -1, pcvals.paper_relief,
0.0, 100.0, 1.0, 10.0, 1,
TRUE, 0, 0,
_("Specifies the amount of embossing to apply to the image (in percent)"),
NULL);
g_signal_connect (paper_relief_adjust, "value_changed",
G_CALLBACK (gimp_double_adjustment_update),
&pcvals.paper_relief);
if (gtk_tree_model_get_iter_first (GTK_TREE_MODEL (paper_store_list), &iter))
gtk_tree_selection_select_iter (selection, &iter);
paper_select (selection, NULL);
readdirintolist ("Paper", view, pcvals.selected_paper);
gtk_notebook_append_page_menu (notebook, thispage, label, NULL);
}
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