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gimp/plug-ins/print/gimp_main_window.c

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/*
* "$Id$"
*
* Main window code for Print plug-in for the GIMP.
*
* Copyright 1997-2000 Michael Sweet (mike@easysw.com),
* Robert Krawitz (rlk@alum.mit.edu), Steve Miller (smiller@rni.net)
* and Michael Natterer (mitch@gimp.org)
*
* 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 2 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, write to the Free Software
* Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
*/
#ifdef HAVE_CONFIG_H
#include "config.h"
#endif
#define EXPANDED_PREVIEW_WINDOW
#include "print_gimp.h"
#ifndef GIMP_1_0
#define MAX_PREVIEW_PPI (30)
#include "print-intl.h"
/*
* Constants for GUI...
*/
#define PREVIEW_SIZE_VERT 320 /* Assuming max media size of 24" A2 */
#define PREVIEW_SIZE_HORIZ 280 /* Assuming max media size of 24" A2 */
extern vars_t vars;
extern gint plist_count; /* Number of system printers */
extern gint plist_current; /* Current system printer */
extern plist_t *plist; /* System printers */
extern gint32 image_ID;
extern const gchar *image_filename;
extern gint image_width;
extern gint image_height;
extern const printer_t *current_printer;
extern gint runme;
extern gint saveme;
void printrc_save (void);
extern GtkWidget *gimp_color_adjust_dialog;
extern GtkWidget *dither_algo_combo;
extern void gimp_do_color_updates (void);
extern void gimp_redraw_color_swatch (void);
extern void gimp_build_dither_combo (void);
/*
* Main window widgets
*/
static GtkWidget *print_dialog; /* Print dialog window */
static GtkWidget *recenter_button;
static GtkWidget *left_entry;
static GtkWidget *right_entry;
static GtkWidget *right_border_entry;
static GtkWidget *width_entry;
static GtkWidget *top_entry;
static GtkWidget *bottom_entry;
static GtkWidget *bottom_border_entry;
static GtkWidget *height_entry;
static GtkWidget *unit_inch;
static GtkWidget *unit_cm;
static GtkWidget *media_size_combo = NULL; /* Media size combo box */
static gint media_size_callback_id = -1; /* Media size calback ID */
static GtkWidget *media_type_combo = NULL; /* Media type combo box */
static gint media_type_callback_id = -1; /* Media type calback ID */
static GtkWidget *media_source_combo = NULL; /* Media source combo box */
static gint media_source_callback_id = -1; /* Media source calback ID */
static GtkWidget *ink_type_combo = NULL; /* Ink type combo box */
static gint ink_type_callback_id = -1; /* Ink type calback ID */
static GtkWidget *resolution_combo = NULL; /* Resolution combo box */
static gint resolution_callback_id = -1; /* Resolution calback ID */
static GtkWidget *orientation_menu = NULL; /* Orientation menu */
static GtkWidget *scaling_percent; /* Scale by percent */
static GtkWidget *scaling_ppi; /* Scale by pixels-per-inch */
static GtkWidget *scaling_image; /* Scale to the image */
static GtkWidget *output_gray; /* Output type toggle, black */
static GtkWidget *output_color; /* Output type toggle, color */
static GtkWidget *image_line_art;
static GtkWidget *image_solid_tone;
static GtkWidget *image_continuous_tone;
static GtkWidget *image_monochrome;
static GtkWidget *setup_dialog; /* Setup dialog window */
static GtkWidget *printer_driver; /* Printer driver widget */
static GtkWidget *printer_crawler; /* Scrolled Window for menu */
static GtkWidget *ppd_file; /* PPD file entry */
static GtkWidget *ppd_button; /* PPD file browse button */
static GtkWidget *output_cmd; /* Output command text entry */
static GtkWidget *ppd_browser; /* File selection dialog for PPD files */
static GtkWidget *file_browser; /* FSD for print files */
static GtkWidget *adjust_color_button;
static GtkObject *scaling_adjustment; /* Adjustment object for scaling */
static gboolean suppress_scaling_adjustment = FALSE;
static gboolean suppress_scaling_callback = FALSE;
static GtkDrawingArea *preview = NULL; /* Preview drawing area widget */
static gint mouse_x; /* Last mouse X */
static gint mouse_y; /* Last mouse Y */
static gint mouse_button; /* Button being dragged with */
static gint printable_left; /* Left pixel column of page */
static gint printable_top; /* Top pixel row of page */
static gint printable_width; /* Width of page on screen */
static gint printable_height; /* Height of page on screen */
static gint print_width; /* Printed width of image */
static gint print_height; /* Printed height of image */
static gint left, right; /* Imageable area */
static gint top, bottom;
static gint paper_width, paper_height; /* Physical width */
static void gimp_scaling_update (GtkAdjustment *adjustment);
static void gimp_scaling_callback (GtkWidget *widget);
static void gimp_plist_callback (GtkWidget *widget,
gpointer data);
static void gimp_media_size_callback (GtkWidget *widget,
gpointer data);
static void gimp_media_type_callback (GtkWidget *widget,
gpointer data);
static void gimp_media_source_callback (GtkWidget *widget,
gpointer data);
static void gimp_ink_type_callback (GtkWidget *widget,
gpointer data);
static void gimp_resolution_callback (GtkWidget *widget,
gpointer data);
static void gimp_output_type_callback (GtkWidget *widget,
gpointer data);
static void gimp_unit_callback (GtkWidget *widget,
gpointer data);
#ifdef DO_LINEAR
static void gimp_linear_callback (GtkWidget *widget,
gpointer data);
#endif
static void gimp_orientation_callback (GtkWidget *widget,
gpointer data);
static void gimp_printandsave_callback (void);
static void gimp_print_callback (void);
static void gimp_save_callback (void);
static void gimp_setup_update (void);
static void gimp_setup_open_callback (void);
static void gimp_setup_ok_callback (void);
static void gimp_ppd_browse_callback (void);
static void gimp_ppd_ok_callback (void);
static void gimp_print_driver_callback (GtkWidget *widget,
gint row,
gint column,
GdkEventButton *event,
gpointer data);
static void gimp_file_ok_callback (void);
static void gimp_file_cancel_callback (void);
static void gimp_preview_update (void);
static void gimp_preview_button_callback (GtkWidget *widget,
GdkEventButton *bevent,
gpointer data);
static void gimp_preview_motion_callback (GtkWidget *widget,
GdkEventMotion *mevent,
gpointer data);
static void gimp_position_callback (GtkWidget *widget);
static void gimp_image_type_callback (GtkWidget *widget,
gpointer data);
extern void gimp_create_color_adjust_window (void);
extern void gimp_update_adjusted_thumbnail (void);
static gint preview_ppi = 10;
#define THUMBNAIL_MAXW (128)
#define THUMBNAIL_MAXH (128)
gint thumbnail_w, thumbnail_h, thumbnail_bpp;
guchar *thumbnail_data;
gint adjusted_thumbnail_bpp;
guchar *adjusted_thumbnail_data;
/*
* gimp_create_main_window()
*/
void
gimp_create_main_window (void)
{
GtkWidget *dialog;
GtkWidget *main_vbox;
GtkWidget *hbox;
GtkWidget *frame;
GtkWidget *vbox;
GtkWidget *ppvbox;
GtkWidget *table;
GtkWidget *printer_table;
GtkWidget *label;
GtkWidget *button;
GtkWidget *entry;
GtkWidget *menu;
GtkWidget *list; /* List of drivers */
GtkWidget *item;
GtkWidget *option;
GtkWidget *combo; /* Combo box */
GtkWidget *box;
GtkWidget *box0;
GtkWidget *box1;
GSList *group;
#ifdef DO_LINEAR
GSList *linear_group;
#endif
GSList *image_type_group;
gint i;
gchar s[100];
const printer_t *the_printer = get_printer_by_index (0);
gchar *plug_in_name;
/*
* Fetch a thumbnail of the image we're to print from the Gimp...
*/
thumbnail_w = THUMBNAIL_MAXW;
thumbnail_h = THUMBNAIL_MAXH;
thumbnail_data = gimp_image_get_thumbnail_data (image_ID, &thumbnail_w,
&thumbnail_h, &thumbnail_bpp);
/*
* thumbnail_w and thumbnail_h have now been adjusted to the actual
* thumbnail dimensions. Now initialize a colour-adjusted version of
* the thumbnail...
*/
adjusted_thumbnail_data = g_malloc (3 * thumbnail_w * thumbnail_h);
/*
* Create the main dialog
*/
plug_in_name = g_strdup_printf (_("%s -- Print v%s"),
image_filename, PLUG_IN_VERSION);
print_dialog = dialog =
gimp_dialog_new (plug_in_name, "print",
gimp_standard_help_func, "filters/print.html",
GTK_WIN_POS_MOUSE,
FALSE, TRUE, FALSE,
_("Print and\nSave Settings"), gimp_printandsave_callback,
NULL, NULL, NULL, FALSE, FALSE,
_("Save\nSettings"), gimp_save_callback,
NULL, NULL, NULL, FALSE, FALSE,
_("Print"), gimp_print_callback,
NULL, NULL, NULL, TRUE, FALSE,
_("Cancel"), gtk_widget_destroy,
NULL, 1, NULL, FALSE, TRUE,
NULL);
g_free (plug_in_name);
gtk_signal_connect (GTK_OBJECT (dialog), "destroy",
GTK_SIGNAL_FUNC (gtk_main_quit),
NULL);
/*
* Top-level vbox for dialog...
*/
main_vbox = gtk_vbox_new (FALSE, 4);
gtk_container_set_border_width (GTK_CONTAINER (main_vbox), 6);
gtk_box_pack_start (GTK_BOX (GTK_DIALOG (dialog)->vbox), main_vbox,
FALSE, FALSE, 0);
gtk_widget_show (main_vbox);
hbox = gtk_hbox_new (FALSE, 6);
gtk_box_pack_start (GTK_BOX (main_vbox), hbox, FALSE, FALSE, 0);
gtk_widget_show (hbox);
frame = gtk_frame_new (_("Preview"));
gtk_box_pack_start (GTK_BOX (hbox), frame, FALSE, FALSE, 0);
gtk_widget_show (frame);
vbox = gtk_vbox_new (FALSE, 4);
gtk_container_set_border_width (GTK_CONTAINER (vbox), 4);
gtk_container_add (GTK_CONTAINER (frame), vbox);
gtk_widget_show (vbox);
ppvbox = gtk_vbox_new (FALSE, 7);
gtk_box_pack_end (GTK_BOX (hbox), GTK_WIDGET (ppvbox), FALSE, FALSE, 0);
gtk_widget_show (ppvbox);
/*
* Drawing area for page preview...
*/
preview = (GtkDrawingArea *) gtk_drawing_area_new ();
gtk_drawing_area_size (preview, PREVIEW_SIZE_HORIZ, PREVIEW_SIZE_VERT);
gtk_box_pack_start (GTK_BOX (vbox), GTK_WIDGET (preview), FALSE, FALSE, 0);
gtk_signal_connect (GTK_OBJECT (preview), "expose_event",
GTK_SIGNAL_FUNC (gimp_preview_update),
NULL);
gtk_signal_connect (GTK_OBJECT (preview), "button_press_event",
GTK_SIGNAL_FUNC (gimp_preview_button_callback),
NULL);
gtk_signal_connect (GTK_OBJECT (preview), "button_release_event",
GTK_SIGNAL_FUNC (gimp_preview_button_callback),
NULL);
gtk_signal_connect (GTK_OBJECT (preview), "motion_notify_event",
GTK_SIGNAL_FUNC (gimp_preview_motion_callback),
NULL);
gtk_widget_show (GTK_WIDGET (preview));
gtk_widget_set_events (GTK_WIDGET (preview),
GDK_EXPOSURE_MASK |
GDK_BUTTON_MOTION_MASK |
GDK_BUTTON_PRESS_MASK |
GDK_BUTTON_RELEASE_MASK);
frame = gtk_frame_new (_("Position"));
gtk_box_pack_end (GTK_BOX (ppvbox), frame, TRUE, TRUE, 0);
gtk_widget_show (frame);
table = gtk_table_new (4, 6, FALSE);
gtk_table_set_col_spacings (GTK_TABLE (table), 4);
gtk_table_set_row_spacings (GTK_TABLE (table), 4);
gtk_container_set_border_width (GTK_CONTAINER (table), 4);
gtk_container_add (GTK_CONTAINER (frame), table);
gtk_widget_show (table);
recenter_button = button = gtk_button_new_with_label (_("Center Image"));
gtk_misc_set_padding (GTK_MISC (GTK_BIN (button)->child), 16, 8);
gtk_signal_connect(GTK_OBJECT (button), "clicked",
GTK_SIGNAL_FUNC (gimp_position_callback),
NULL);
gimp_table_attach_aligned (GTK_TABLE (table), 0, 0,
NULL, 0, 0,
button, 2, TRUE);
box = gtk_vbox_new (FALSE, 2);
gimp_table_attach_aligned (GTK_TABLE (table), 2, 0,
_("Units:"), 1.0, 0.15,
box, 1, TRUE);
unit_inch = button = gtk_radio_button_new_with_label (NULL, _("Inch"));
group = gtk_radio_button_group (GTK_RADIO_BUTTON (button));
if (vars.unit == 0)
gtk_toggle_button_set_active (GTK_TOGGLE_BUTTON (button), TRUE);
gtk_signal_connect (GTK_OBJECT (button), "toggled",
GTK_SIGNAL_FUNC (gimp_unit_callback),
(gpointer) 0);
gtk_box_pack_start (GTK_BOX (box), button, FALSE, FALSE, 0);
gtk_widget_show (button);
unit_cm = button = gtk_radio_button_new_with_label (group, _("cm"));
if (vars.unit == 1)
gtk_toggle_button_set_active (GTK_TOGGLE_BUTTON (button), TRUE);
gtk_signal_connect (GTK_OBJECT (button), "toggled",
GTK_SIGNAL_FUNC (gimp_unit_callback),
(gpointer) 1);
gtk_box_pack_start (GTK_BOX (box), button, FALSE, FALSE, 0);
gtk_widget_show (button);
left_entry = entry = gtk_entry_new ();
g_snprintf (s, sizeof (s), "%.3f", fabs (vars.left));
gtk_entry_set_text (GTK_ENTRY (entry), s);
gtk_signal_connect (GTK_OBJECT (entry), "activate",
GTK_SIGNAL_FUNC (gimp_position_callback),
NULL);
gtk_widget_set_usize (entry, 60, 0);
gimp_table_attach_aligned (GTK_TABLE (table), 0, 1,
_("Left:"), 1.0, 0.5,
entry, 1, TRUE);
top_entry = entry = gtk_entry_new ();
g_snprintf (s, sizeof (s), "%.3f", fabs (vars.top));
gtk_entry_set_text (GTK_ENTRY (entry), s);
gtk_signal_connect (GTK_OBJECT (entry), "activate",
GTK_SIGNAL_FUNC (gimp_position_callback),
NULL);
gtk_widget_set_usize (entry, 60, 0);
gimp_table_attach_aligned (GTK_TABLE (table), 2, 1,
_("Top:"), 1.0, 0.5,
entry, 1, TRUE);
right_entry = entry = gtk_entry_new ();
g_snprintf (s, sizeof (s), "%.3f", fabs (vars.left));
gtk_entry_set_text (GTK_ENTRY (entry), s);
gtk_signal_connect (GTK_OBJECT (entry), "activate",
GTK_SIGNAL_FUNC (gimp_position_callback),
NULL);
gtk_widget_set_usize (entry, 60, 0);
gimp_table_attach_aligned (GTK_TABLE (table), 0, 2,
_("Right:"), 1.0, 0.5,
entry, 1, TRUE);
right_border_entry = entry = gtk_entry_new ();
g_snprintf (s, sizeof (s), "%.3f", fabs (vars.left));
gtk_entry_set_text (GTK_ENTRY (entry), s);
gtk_signal_connect (GTK_OBJECT (entry), "activate",
GTK_SIGNAL_FUNC (gimp_position_callback),
NULL);
gtk_widget_set_usize (entry, 60, 0);
gimp_table_attach_aligned (GTK_TABLE (table), 0, 3,
_("Right Border:"), 1.0, 0.5,
entry, 1, TRUE);
bottom_entry = entry = gtk_entry_new ();
g_snprintf (s, sizeof (s), "%.3f", fabs (vars.left));
gtk_entry_set_text (GTK_ENTRY (entry), s);
gtk_signal_connect (GTK_OBJECT (entry), "activate",
GTK_SIGNAL_FUNC (gimp_position_callback),
NULL);
gtk_widget_set_usize (entry, 60, 0);
gimp_table_attach_aligned (GTK_TABLE (table), 2, 2,
_("Bottom:"), 1.0, 0.5,
entry, 1, TRUE);
bottom_border_entry = entry = gtk_entry_new ();
g_snprintf (s, sizeof (s), "%.3f", fabs (vars.left));
gtk_entry_set_text (GTK_ENTRY (entry), s);
gtk_signal_connect (GTK_OBJECT (entry), "activate",
GTK_SIGNAL_FUNC (gimp_position_callback),
NULL);
gtk_widget_set_usize (entry, 60, 0);
gimp_table_attach_aligned (GTK_TABLE (table), 2, 3,
_("Bottom Border:"), 1.0, 0.5,
entry, 1, TRUE);
/*
* Orientation option menu...
*/
orientation_menu = option
= gimp_option_menu_new (FALSE,
_("Auto"), gimp_orientation_callback,
(gpointer) ORIENT_AUTO, NULL, NULL,
vars.orientation == ORIENT_AUTO,
_("Portrait"), gimp_orientation_callback,
(gpointer) ORIENT_PORTRAIT, NULL, NULL,
vars.orientation == ORIENT_PORTRAIT,
_("Landscape"), gimp_orientation_callback,
(gpointer) ORIENT_LANDSCAPE, NULL, NULL,
vars.orientation == ORIENT_LANDSCAPE,
_("Upside down"), gimp_orientation_callback,
(gpointer) ORIENT_UPSIDEDOWN, NULL, NULL,
vars.orientation == ORIENT_UPSIDEDOWN,
_("Seascape"), gimp_orientation_callback,
(gpointer) ORIENT_SEASCAPE, NULL, NULL,
vars.orientation == ORIENT_SEASCAPE,
NULL);
gimp_table_attach_aligned (GTK_TABLE (table), 0, 5,
_("Orientation:"), 1.0, 0.5,
option, 4, TRUE);
/*
* Printer settings frame...
*/
frame = gtk_frame_new (_("Printer Settings"));
gtk_box_pack_start (GTK_BOX (ppvbox), frame, TRUE, TRUE, 0);
gtk_widget_show (frame);
vbox = gtk_vbox_new (FALSE, 4);
gtk_container_set_border_width (GTK_CONTAINER (vbox), 4);
gtk_container_add (GTK_CONTAINER (frame), vbox);
gtk_widget_show (vbox);
table = printer_table = gtk_table_new (8, 2, FALSE);
gtk_table_set_col_spacings (GTK_TABLE (table), 4);
gtk_table_set_row_spacings (GTK_TABLE (table), 4);
gtk_container_set_border_width (GTK_CONTAINER (table), 4);
gtk_box_pack_start (GTK_BOX (vbox), table, FALSE, FALSE, 0);
gtk_widget_show (table);
/*
* Media size combo box...
*/
media_size_combo = combo = gtk_combo_new();
gimp_table_attach_aligned (GTK_TABLE (table), 0, 1,
_("Media Size:"), 1.0, 0.5,
combo, 1, TRUE);
/*
* Media type combo box...
*/
media_type_combo = combo = gtk_combo_new ();
gimp_table_attach_aligned (GTK_TABLE (table), 0, 2,
_("Media Type:"), 1.0, 0.5,
combo, 1, TRUE);
/*
* Media source combo box...
*/
media_source_combo = combo = gtk_combo_new ();
gimp_table_attach_aligned (GTK_TABLE (table), 0, 3,
_("Media Source:"), 1.0, 0.5,
combo, 1, TRUE);
/*
* Ink type combo box...
*/
ink_type_combo = combo = gtk_combo_new ();
gimp_table_attach_aligned (GTK_TABLE (table), 0, 4,
_("Ink Type:"), 1.0, 0.5,
combo, 1, TRUE);
/*
* Resolution combo box...
*/
resolution_combo = combo = gtk_combo_new ();
gimp_table_attach_aligned (GTK_TABLE (table), 0, 5,
_("Resolution:"), 1.0, 0.5,
combo, 1, TRUE);
/*
* Scaling...
*/
frame = gtk_frame_new (_("Scaling"));
gtk_box_pack_start (GTK_BOX (main_vbox), frame, FALSE, FALSE, 0);
gtk_widget_show (frame);
table = gtk_table_new (2, 3, FALSE);
gtk_table_set_col_spacings (GTK_TABLE (table), 4);
gtk_table_set_row_spacings (GTK_TABLE (table), 2);
gtk_container_set_border_width (GTK_CONTAINER (table), 4);
gtk_container_add (GTK_CONTAINER (frame), table);
gtk_widget_show (table);
(*current_printer->media_size) (current_printer, &vars, &paper_width,
&paper_height);
(*current_printer->imageable_area) (current_printer, &vars, &left, &right,
&bottom, &top);
/* Rationalise things a bit by measuring everything from the top left */
top = paper_height - top;
bottom = paper_height - bottom;
printable_width = right - left;
printable_height = bottom - top;
if (vars.scaling < 0.0)
{
const vars_t *lower = print_minimum_settings();
gdouble max_ppi_scaling;
gdouble min_ppi_scaling, min_ppi_scaling1, min_ppi_scaling2;
min_ppi_scaling1 = 72.0 * (gdouble) image_width /
(gdouble) printable_width;
min_ppi_scaling2 = 72.0 * (gdouble) image_height /
(gdouble) printable_height;
if (min_ppi_scaling1 > min_ppi_scaling2)
min_ppi_scaling = min_ppi_scaling1;
else
min_ppi_scaling = min_ppi_scaling2;
max_ppi_scaling = min_ppi_scaling * 100 / lower->scaling;
scaling_adjustment =
gimp_scale_entry_new (GTK_TABLE (table), 0, 0,
_("Scaling:"), 200, 0,
-vars.scaling, min_ppi_scaling, max_ppi_scaling,
1.0, 10.0, 1, TRUE, 0, 0, NULL, NULL);
}
else
{
const vars_t *lower = print_minimum_settings();
scaling_adjustment =
gimp_scale_entry_new (GTK_TABLE (table), 0, 0,
_("Scaling:"), 200, 75,
vars.scaling, lower->scaling, 100.0,
1.0, 10.0, 1, TRUE, 0, 0,
NULL, NULL);
}
gtk_signal_connect (GTK_OBJECT (scaling_adjustment), "value_changed",
GTK_SIGNAL_FUNC (gimp_scaling_update),
NULL);
box = gtk_hbox_new (FALSE, 7);
gimp_table_attach_aligned (GTK_TABLE (table), 0, 1,
NULL, 0, 0,
box, 1, FALSE);
scaling_percent = button =
gtk_radio_button_new_with_label (NULL, _("Percent"));
group = gtk_radio_button_group (GTK_RADIO_BUTTON (button));
if (vars.scaling > 0.0)
gtk_toggle_button_set_active (GTK_TOGGLE_BUTTON (button), TRUE);
gtk_signal_connect (GTK_OBJECT (button), "toggled",
GTK_SIGNAL_FUNC (gimp_scaling_callback),
NULL);
gtk_box_pack_start (GTK_BOX (box), button, FALSE, FALSE, 0);
gtk_widget_show (button);
scaling_ppi = button = gtk_radio_button_new_with_label (group, _("PPI"));
if (vars.scaling < 0.0)
gtk_toggle_button_set_active (GTK_TOGGLE_BUTTON (button), TRUE);
gtk_signal_connect (GTK_OBJECT (button), "toggled",
GTK_SIGNAL_FUNC (gimp_scaling_callback),
NULL);
gtk_box_pack_start (GTK_BOX (box), button, FALSE, FALSE, 0);
gtk_widget_show (button);
scaling_image = button = gtk_button_new_with_label (_("Set Image Scale"));
gtk_misc_set_padding (GTK_MISC (GTK_BIN (button)->child), 2, 0);
gtk_signal_connect (GTK_OBJECT (button), "clicked",
GTK_SIGNAL_FUNC (gimp_scaling_callback),
NULL);
gtk_box_pack_start (GTK_BOX (box), button, FALSE, TRUE, 0);
gtk_widget_show (button);
/*
* Use a dummy label as a spacer
*/
label = gtk_label_new ("");
gtk_box_pack_start (GTK_BOX (box), label, TRUE, FALSE, 0);
gtk_widget_show (label);
label = gtk_label_new (_("Width:"));
gtk_box_pack_start (GTK_BOX (box), label, FALSE, FALSE, 0);
gtk_widget_show (label);
width_entry = entry = gtk_entry_new ();
g_snprintf (s, sizeof (s), "%.3f", fabs (vars.left));
gtk_entry_set_text (GTK_ENTRY (entry), s);
gtk_signal_connect (GTK_OBJECT (entry), "activate",
GTK_SIGNAL_FUNC (gimp_position_callback),
NULL);
gtk_widget_set_usize (entry, 60, 0);
gtk_box_pack_start (GTK_BOX (box), entry, FALSE, FALSE, 0);
gtk_widget_show (entry);
label = gtk_label_new(_("Height:"));
gtk_box_pack_start (GTK_BOX (box), label, FALSE, FALSE, 0);
gtk_widget_show (label);
height_entry = entry = gtk_entry_new ();
g_snprintf (s, sizeof (s), "%.3f", fabs (vars.left));
gtk_entry_set_text (GTK_ENTRY (entry), s);
gtk_signal_connect (GTK_OBJECT (entry), "activate",
GTK_SIGNAL_FUNC (gimp_position_callback),
NULL);
gtk_widget_set_usize (entry, 60, 0);
gtk_box_pack_end (GTK_BOX (box), entry, FALSE, FALSE, 0);
gtk_widget_show (entry);
/*
* Image type
*/
frame = gtk_frame_new (_("Image Settings"));
gtk_box_pack_start (GTK_BOX (main_vbox), frame, FALSE, FALSE, 0);
gtk_widget_show (frame);
box = gtk_hbox_new (FALSE, 7);
gtk_container_set_border_width (GTK_CONTAINER (box), 2);
gtk_container_add (GTK_CONTAINER (frame), box);
gtk_widget_show (box);
box0 = gtk_vbox_new(FALSE, 0);
gtk_container_set_border_width (GTK_CONTAINER (box0), 0);
gtk_container_add (GTK_CONTAINER (box), box0);
gtk_widget_show (box0);
box1 = gtk_vbox_new(FALSE, 0);
gtk_container_set_border_width (GTK_CONTAINER (box1), 0);
gtk_container_add (GTK_CONTAINER (box), box1);
gtk_widget_show (box1);
image_line_art = button =
gtk_radio_button_new_with_label (NULL, _("Line Art"));
image_type_group = gtk_radio_button_group (GTK_RADIO_BUTTON (button));
if (vars.image_type == IMAGE_LINE_ART)
gtk_toggle_button_set_active (GTK_TOGGLE_BUTTON (button), TRUE);
gtk_signal_connect (GTK_OBJECT (button), "toggled",
GTK_SIGNAL_FUNC (gimp_image_type_callback),
(gpointer) IMAGE_LINE_ART);
gtk_box_pack_start (GTK_BOX (box0), button, FALSE, FALSE, 0);
gtk_widget_show (button);
image_solid_tone= button =
gtk_radio_button_new_with_label (image_type_group, _("Solid Colors"));
image_type_group = gtk_radio_button_group (GTK_RADIO_BUTTON (button));
if (vars.image_type == IMAGE_SOLID_TONE)
gtk_toggle_button_set_active (GTK_TOGGLE_BUTTON (button), TRUE);
gtk_signal_connect (GTK_OBJECT (button), "toggled",
GTK_SIGNAL_FUNC (gimp_image_type_callback),
(gpointer) IMAGE_SOLID_TONE);
gtk_box_pack_start (GTK_BOX (box1), button, FALSE, FALSE, 0);
gtk_widget_show (button);
image_continuous_tone = button =
gtk_radio_button_new_with_label (image_type_group, _("Photograph"));
image_type_group = gtk_radio_button_group (GTK_RADIO_BUTTON (button));
if (vars.image_type == IMAGE_CONTINUOUS)
gtk_toggle_button_set_active (GTK_TOGGLE_BUTTON (button), TRUE);
gtk_signal_connect (GTK_OBJECT (button), "toggled",
GTK_SIGNAL_FUNC (gimp_image_type_callback),
(gpointer) IMAGE_CONTINUOUS);
gtk_box_pack_start (GTK_BOX (box0), button, FALSE, FALSE, 0);
gtk_widget_show (button);
image_monochrome= button =
gtk_radio_button_new_with_label(image_type_group, _("Monochrome"));
image_type_group = gtk_radio_button_group (GTK_RADIO_BUTTON (button));
if (vars.image_type == IMAGE_MONOCHROME)
gtk_toggle_button_set_active (GTK_TOGGLE_BUTTON (button), TRUE);
gtk_signal_connect (GTK_OBJECT (button), "toggled",
GTK_SIGNAL_FUNC (gimp_image_type_callback),
(gpointer) IMAGE_MONOCHROME);
gtk_box_pack_start (GTK_BOX (box1), button, FALSE, FALSE, 0);
gtk_widget_show (button);
/*
* Color adjust button
*/
gimp_create_color_adjust_window ();
adjust_color_button = button = gtk_button_new_with_label (_("Adjust Color"));
gtk_misc_set_padding (GTK_MISC (GTK_BIN (button)->child), 2, 0);
gtk_signal_connect_object (GTK_OBJECT (button), "clicked",
GTK_SIGNAL_FUNC (gtk_widget_show),
GTK_OBJECT (gimp_color_adjust_dialog));
gtk_box_pack_start (GTK_BOX (box), button, FALSE, FALSE, 0);
gtk_widget_show (button);
/*
* Output type toggles...
*/
label = gtk_label_new (_("Output Type:"));
gtk_box_pack_start (GTK_BOX (box), label, TRUE, TRUE, 0);
gtk_widget_show (label);
vbox = gtk_vbox_new (FALSE, 1);
gtk_container_set_border_width (GTK_CONTAINER (vbox), 0);
gtk_box_pack_end (GTK_BOX (box), vbox, TRUE, TRUE, 0);
gtk_widget_show (vbox);
output_color = button = gtk_radio_button_new_with_label (NULL, _("Color"));
group = gtk_radio_button_group (GTK_RADIO_BUTTON (button));
if (vars.output_type == 1)
gtk_toggle_button_set_active (GTK_TOGGLE_BUTTON (button), TRUE);
gtk_signal_connect (GTK_OBJECT (button), "toggled",
GTK_SIGNAL_FUNC (gimp_output_type_callback),
(gpointer) OUTPUT_COLOR);
gtk_box_pack_start (GTK_BOX (vbox), button, FALSE, FALSE, 0);
gtk_widget_show (button);
output_gray = button = gtk_radio_button_new_with_label (group, _("B&W"));
if (vars.output_type == 0)
gtk_toggle_button_set_active (GTK_TOGGLE_BUTTON (button), TRUE);
gtk_signal_connect (GTK_OBJECT (button), "toggled",
GTK_SIGNAL_FUNC (gimp_output_type_callback),
(gpointer) OUTPUT_GRAY);
gtk_box_pack_start (GTK_BOX (vbox), button, FALSE, FALSE, 0);
gtk_widget_show (button);
/*
* Printer option menu...
*/
menu = gtk_menu_new ();
for (i = 0; i < plist_count; i ++)
{
if (plist[i].active)
item = gtk_menu_item_new_with_label (gettext (plist[i].name));
else
{
gchar buf[18];
buf[0] = '*';
memcpy (buf + 1, plist[i].name, 17);
item = gtk_menu_item_new_with_label (gettext (buf));
}
gtk_menu_append (GTK_MENU (menu), item);
gtk_signal_connect (GTK_OBJECT (item), "activate",
GTK_SIGNAL_FUNC (gimp_plist_callback),
(gpointer) i);
gtk_widget_show (item);
}
box = gtk_hbox_new (FALSE, 6);
gimp_table_attach_aligned (GTK_TABLE (printer_table), 0, 0,
_("Printer:"), 1.0, 0.5,
box, 1, TRUE);
option = gtk_option_menu_new ();
gtk_box_pack_start (GTK_BOX (box), option, FALSE, FALSE, 0);
gtk_option_menu_set_menu (GTK_OPTION_MENU (option), menu);
gtk_option_menu_set_history (GTK_OPTION_MENU (option), plist_current);
gtk_widget_show (option);
button = gtk_button_new_with_label (_("Setup"));
gtk_misc_set_padding (GTK_MISC (GTK_BIN (button)->child), 2, 0);
gtk_box_pack_start (GTK_BOX (box), button, FALSE, FALSE, 0);
gtk_signal_connect (GTK_OBJECT (button), "clicked",
GTK_SIGNAL_FUNC (gimp_setup_open_callback),
NULL);
gtk_widget_show (button);
/*
* Setup dialog window...
*/
setup_dialog = dialog =
gimp_dialog_new (_("Setup"), "print",
gimp_standard_help_func, "filters/print.html",
GTK_WIN_POS_MOUSE,
FALSE, TRUE, FALSE,
_("OK"), gimp_setup_ok_callback,
NULL, NULL, NULL, TRUE, FALSE,
_("Cancel"), gtk_widget_hide,
NULL, 1, NULL, FALSE, TRUE,
NULL);
/*
* Top-level table for dialog...
*/
table = gtk_table_new (5, 2, FALSE);
gtk_container_set_border_width (GTK_CONTAINER (table), 6);
gtk_table_set_col_spacings (GTK_TABLE (table), 4);
gtk_table_set_row_spacings (GTK_TABLE (table), 8);
gtk_table_set_row_spacing (GTK_TABLE (table), 0, 100);
gtk_box_pack_start (GTK_BOX (GTK_DIALOG (dialog)->vbox), table,
FALSE, FALSE, 0);
gtk_widget_show (table);
/*
* Printer driver option menu...
*/
label = gtk_label_new (_("Printer Model:"));
gtk_misc_set_alignment (GTK_MISC (label), 1.0, 0.5);
gtk_table_attach (GTK_TABLE (table), label, 0, 1, 0, 2,
GTK_FILL, GTK_FILL, 0, 0);
gtk_widget_show (label);
printer_crawler = gtk_scrolled_window_new(NULL, NULL);
gtk_scrolled_window_set_policy(GTK_SCROLLED_WINDOW (printer_crawler),
GTK_POLICY_AUTOMATIC, GTK_POLICY_AUTOMATIC);
printer_driver = list = gtk_clist_new(1);
gtk_clist_set_selection_mode(GTK_CLIST(list), GTK_SELECTION_SINGLE);
gtk_signal_connect(GTK_OBJECT(list), "select_row",
(GtkSignalFunc)gimp_print_driver_callback,
NULL);
gtk_scrolled_window_add_with_viewport(GTK_SCROLLED_WINDOW (printer_crawler),
list);
gtk_widget_set_usize(printer_crawler, 200, 0);
gtk_widget_show (list);
for (i = 0; i < known_printers(); i ++)
{
char *tmp;
if (!strcmp(the_printer->long_name, ""))
continue;
tmp = gettext(the_printer->long_name);
gtk_clist_insert(GTK_CLIST(list), i, &tmp);
gtk_clist_set_row_data(GTK_CLIST(list), i, (gpointer)i);
the_printer++;
}
gtk_table_attach (GTK_TABLE (table), printer_crawler, 1, 3, 0, 2,
GTK_FILL, GTK_FILL, 0, 0);
gtk_widget_show (printer_crawler);
/*
* PPD file...
*/
label = gtk_label_new (_("PPD File:"));
gtk_misc_set_alignment (GTK_MISC (label), 1.0, 0.5);
gtk_table_attach (GTK_TABLE (table), label, 0, 1, 2, 3,
GTK_FILL, GTK_FILL, 0, 0);
gtk_widget_show (label);
box = gtk_hbox_new (FALSE, 8);
gtk_table_attach (GTK_TABLE (table), box, 1, 2, 2, 3,
GTK_FILL, GTK_FILL, 0, 0);
gtk_widget_show (box);
ppd_file = entry = gtk_entry_new ();
gtk_box_pack_start (GTK_BOX (box), entry, TRUE, TRUE, 0);
gtk_widget_show (entry);
ppd_button = button = gtk_button_new_with_label (_("Browse"));
gtk_misc_set_padding (GTK_MISC (GTK_BIN (button)->child), 2, 0);
gtk_box_pack_start (GTK_BOX (box), button, FALSE, FALSE, 0);
gtk_signal_connect (GTK_OBJECT (button), "clicked",
GTK_SIGNAL_FUNC (gimp_ppd_browse_callback),
NULL);
gtk_widget_show (button);
/*
* Print command...
*/
label = gtk_label_new (_("Command:"));
gtk_misc_set_alignment (GTK_MISC (label), 1.0, 0.5);
gtk_table_attach (GTK_TABLE (table), label, 0, 1, 3, 4,
GTK_FILL, GTK_FILL, 0, 0);
gtk_widget_show (label);
output_cmd = entry = gtk_entry_new ();
gtk_table_attach (GTK_TABLE (table), entry, 1, 2, 3, 4,
GTK_FILL, GTK_FILL, 0, 0);
gtk_widget_show (entry);
/*
* Output file selection dialog...
*/
file_browser = gtk_file_selection_new (_("Print To File?"));
gtk_signal_connect (GTK_OBJECT (GTK_FILE_SELECTION (file_browser)->ok_button),
"clicked",
GTK_SIGNAL_FUNC (gimp_file_ok_callback),
NULL);
gtk_signal_connect (GTK_OBJECT (GTK_FILE_SELECTION (file_browser)->cancel_button),
"clicked",
GTK_SIGNAL_FUNC (gimp_file_cancel_callback),
NULL);
/*
* PPD file selection dialog...
*/
ppd_browser = gtk_file_selection_new (_("PPD File?"));
gtk_file_selection_hide_fileop_buttons (GTK_FILE_SELECTION (ppd_browser));
gtk_signal_connect (GTK_OBJECT (GTK_FILE_SELECTION (ppd_browser)->ok_button),
"clicked",
GTK_SIGNAL_FUNC (gimp_ppd_ok_callback),
NULL);
gtk_signal_connect_object (GTK_OBJECT (GTK_FILE_SELECTION (ppd_browser)->cancel_button),
"clicked",
GTK_SIGNAL_FUNC (gtk_widget_hide),
GTK_OBJECT (ppd_browser));
/*
* Show the main dialog and wait for the user to do something...
*/
gimp_plist_callback (NULL, (gpointer) plist_current);
gimp_update_adjusted_thumbnail ();
gtk_widget_show (print_dialog);
}
/*
* gimp_scaling_update() - Update the scaling scale using the slider.
*/
static void
gimp_scaling_update (GtkAdjustment *adjustment)
{
if (vars.scaling != adjustment->value)
{
if (GTK_TOGGLE_BUTTON (scaling_ppi)->active)
vars.scaling = -adjustment->value;
else
vars.scaling = adjustment->value;
plist[plist_current].v.scaling = vars.scaling;
}
suppress_scaling_adjustment = TRUE;
gimp_preview_update ();
suppress_scaling_adjustment = FALSE;
}
/*
* gimp_scaling_callback() - Update the scaling scale using radio buttons.
*/
static void
gimp_scaling_callback (GtkWidget *widget)
{
const vars_t *lower = print_minimum_settings ();
gdouble max_ppi_scaling;
gdouble min_ppi_scaling, min_ppi_scaling1, min_ppi_scaling2;
gdouble current_scale;
if (suppress_scaling_callback)
return;
min_ppi_scaling1 = 72.0 * (gdouble) image_width /
(gdouble) printable_width;
min_ppi_scaling2 = 72.0 * (gdouble) image_height /
(gdouble) printable_height;
if (min_ppi_scaling1 > min_ppi_scaling2)
min_ppi_scaling = min_ppi_scaling1;
else
min_ppi_scaling = min_ppi_scaling2;
max_ppi_scaling = min_ppi_scaling * 100 / lower->scaling;
if (widget == scaling_ppi)
{
if (!(GTK_TOGGLE_BUTTON (scaling_ppi)->active))
return;
GTK_ADJUSTMENT (scaling_adjustment)->lower = min_ppi_scaling;
GTK_ADJUSTMENT (scaling_adjustment)->upper = max_ppi_scaling;
/*
* Compute the correct PPI to create an image of the same size
* as the one measured in percent
*/
current_scale = GTK_ADJUSTMENT (scaling_adjustment)->value;
GTK_ADJUSTMENT (scaling_adjustment)->value =
min_ppi_scaling / (current_scale / 100);
vars.scaling = 0.0;
plist[plist_current].v.scaling = vars.scaling;
}
else if (widget == scaling_percent)
{
gdouble new_percent;
if (!(GTK_TOGGLE_BUTTON (scaling_percent)->active))
return;
current_scale = GTK_ADJUSTMENT (scaling_adjustment)->value;
GTK_ADJUSTMENT (scaling_adjustment)->lower = lower->scaling;
GTK_ADJUSTMENT (scaling_adjustment)->upper = 100.0;
new_percent = 100 * min_ppi_scaling / current_scale;
if (new_percent > 100)
new_percent = 100;
if (new_percent < lower->scaling)
new_percent = lower->scaling;
GTK_ADJUSTMENT (scaling_adjustment)->value = new_percent;
vars.scaling = 0.0;
plist[plist_current].v.scaling = vars.scaling;
}
else if (widget == scaling_image)
{
gdouble xres, yres;
gimp_image_get_resolution (image_ID, &xres, &yres);
GTK_ADJUSTMENT (scaling_adjustment)->lower = min_ppi_scaling;
GTK_ADJUSTMENT (scaling_adjustment)->upper = max_ppi_scaling;
if (yres < min_ppi_scaling)
yres = min_ppi_scaling;
if (yres > max_ppi_scaling)
yres = max_ppi_scaling;
GTK_ADJUSTMENT (scaling_adjustment)->value = yres;
gtk_toggle_button_set_active (GTK_TOGGLE_BUTTON (scaling_ppi), TRUE);
vars.scaling = 0.0;
plist[plist_current].v.scaling = vars.scaling;
}
gtk_adjustment_changed (GTK_ADJUSTMENT (scaling_adjustment));
gtk_adjustment_value_changed (GTK_ADJUSTMENT (scaling_adjustment));
}
/****************************************************************************
*
* gimp_plist_build_combo
*
****************************************************************************/
void
gimp_plist_build_combo (GtkWidget *combo, /* I - Combo widget */
gint num_items, /* I - Number of items */
gchar **items, /* I - Menu items */
gchar *cur_item, /* I - Current item */
GtkSignalFunc callback, /* I - Callback */
gint *callback_id) /* IO - Callback ID (init to -1) */
{
gint i; /* Looping var */
GList *list = 0;
GtkEntry *entry = GTK_ENTRY (GTK_COMBO (combo)->entry);
if (*callback_id != -1)
gtk_signal_disconnect (GTK_OBJECT (entry), *callback_id);
#if 0
gtk_signal_handlers_destroy (GTK_OBJECT (entry));
#endif
gtk_entry_set_editable (entry, FALSE);
if (num_items == 0)
{
list = g_list_append (list, _("Standard"));
gtk_combo_set_popdown_strings (GTK_COMBO (combo), list);
g_list_free (list);
*callback_id = -1;
gtk_widget_set_sensitive (combo, FALSE);
gtk_widget_show (combo);
return;
}
for (i = 0; i < num_items; i ++)
list = g_list_append (list, gettext (items[i]));
gtk_combo_set_popdown_strings (GTK_COMBO (combo), list);
*callback_id = gtk_signal_connect (GTK_OBJECT (entry), "changed",
callback,
NULL);
gtk_entry_set_text (entry, cur_item);
for (i = 0; i < num_items; i ++)
if (strcmp(items[i], cur_item) == 0)
break;
if (i == num_items)
gtk_entry_set_text (entry, gettext (items[0]));
gtk_combo_set_value_in_list (GTK_COMBO (combo), TRUE, FALSE);
gtk_widget_set_sensitive (combo, TRUE);
gtk_widget_show (combo);
}
/*
* gimp_do_misc_updates() - Build an option menu for the given parameters...
*/
static void
gimp_do_misc_updates (void)
{
const vars_t *lower = print_minimum_settings ();
vars.scaling = plist[plist_current].v.scaling;
vars.orientation = plist[plist_current].v.orientation;
vars.left = plist[plist_current].v.left;
vars.top = plist[plist_current].v.top;
vars.unit = plist[plist_current].v.unit;
gimp_preview_update ();
if (plist[plist_current].v.scaling < 0)
{
gdouble tmp = -plist[plist_current].v.scaling;
gdouble max_ppi_scaling;
gdouble min_ppi_scaling, min_ppi_scaling1, min_ppi_scaling2;
min_ppi_scaling1 = 72.0 * (gdouble) image_width /
(gdouble) printable_width;
min_ppi_scaling2 = 72.0 * (gdouble) image_height /
(gdouble) printable_height;
if (min_ppi_scaling1 > min_ppi_scaling2)
min_ppi_scaling = min_ppi_scaling1;
else
min_ppi_scaling = min_ppi_scaling2;
max_ppi_scaling = min_ppi_scaling * 100 / lower->scaling;
gtk_toggle_button_set_active (GTK_TOGGLE_BUTTON (scaling_ppi), TRUE);
GTK_ADJUSTMENT (scaling_adjustment)->lower = min_ppi_scaling;
GTK_ADJUSTMENT (scaling_adjustment)->upper = max_ppi_scaling;
GTK_ADJUSTMENT (scaling_adjustment)->value = tmp;
gtk_adjustment_changed (GTK_ADJUSTMENT (scaling_adjustment));
gtk_adjustment_value_changed (GTK_ADJUSTMENT (scaling_adjustment));
plist[plist_current].v.scaling = vars.scaling;
}
else
{
gdouble tmp = plist[plist_current].v.scaling;
gtk_toggle_button_set_active (GTK_TOGGLE_BUTTON (scaling_percent), TRUE);
GTK_ADJUSTMENT (scaling_adjustment)->lower = lower->scaling;
GTK_ADJUSTMENT (scaling_adjustment)->upper = 100.0;
GTK_ADJUSTMENT (scaling_adjustment)->value = tmp;
gtk_signal_emit_by_name (scaling_adjustment, "changed");
gtk_signal_emit_by_name (scaling_adjustment, "value_changed");
}
if (plist[plist_current].v.output_type == OUTPUT_GRAY)
gtk_toggle_button_set_active (GTK_TOGGLE_BUTTON (output_gray), TRUE);
else
gtk_toggle_button_set_active (GTK_TOGGLE_BUTTON (output_color), TRUE);
gimp_do_color_updates ();
gtk_option_menu_set_history (GTK_OPTION_MENU (orientation_menu),
vars.orientation + 1);
if (plist[plist_current].v.unit == 0)
gtk_toggle_button_set_active (GTK_TOGGLE_BUTTON (unit_inch), TRUE);
else
gtk_toggle_button_set_active (GTK_TOGGLE_BUTTON (unit_cm), TRUE);
#ifdef DO_LINEAR
if (plist[plist_current].v.linear == 0)
gtk_toggle_button_set_active (GTK_TOGGLE_BUTTON (linear_off), TRUE);
else
gtk_toggle_button_set_active (GTK_TOGGLE_BUTTON (linear_on), TRUE);
#endif
switch (plist[plist_current].v.image_type)
{
case IMAGE_LINE_ART:
gtk_toggle_button_set_active (GTK_TOGGLE_BUTTON (image_line_art), TRUE);
break;
case IMAGE_SOLID_TONE:
gtk_toggle_button_set_active (GTK_TOGGLE_BUTTON (image_solid_tone), TRUE);
break;
case IMAGE_CONTINUOUS:
gtk_toggle_button_set_active (GTK_TOGGLE_BUTTON (image_continuous_tone), TRUE);
break;
case IMAGE_MONOCHROME:
gtk_toggle_button_set_active (GTK_TOGGLE_BUTTON (image_monochrome), TRUE);
break;
default:
gtk_toggle_button_set_active (GTK_TOGGLE_BUTTON (image_continuous_tone), TRUE);
plist[plist_current].v.image_type = IMAGE_CONTINUOUS;
break;
}
gimp_preview_update ();
}
/*
* gimp_position_callback() - callback for position entry widgets
*/
static void
gimp_position_callback (GtkWidget *widget)
{
if (widget == recenter_button)
{
vars.left = -1;
vars.top = -1;
}
else
{
gdouble new_value = atof (gtk_entry_get_text (GTK_ENTRY (widget)));
gdouble unit_scaler = 1.0;
gboolean was_percent = 0;
if (vars.unit)
unit_scaler /= 2.54;
new_value *= unit_scaler;
if (widget == top_entry)
vars.top = ((new_value + (1.0 / 144.0)) * 72) - top;
else if (widget == bottom_entry)
vars.top = ((new_value + (1.0 / 144.0)) * 72) - (top + print_height);
else if (widget == bottom_border_entry)
vars.top = paper_height - print_height - top - (new_value * 72);
else if (widget == left_entry)
vars.left = ((new_value + (1.0 / 144.0)) * 72) - left;
else if (widget == right_entry)
vars.left = ((new_value + (1.0 / 144.0)) * 72) - (left + print_width);
else if (widget == right_border_entry)
vars.left = paper_width - print_width - left - (new_value * 72);
else if (widget == width_entry)
{
if (vars.scaling >= 0)
{
gtk_toggle_button_set_active (GTK_TOGGLE_BUTTON (scaling_ppi),
TRUE);
gimp_scaling_callback (scaling_ppi);
was_percent = 1;
}
GTK_ADJUSTMENT (scaling_adjustment)->value =
(image_width - .5) / new_value;
gtk_adjustment_value_changed (GTK_ADJUSTMENT (scaling_adjustment));
if (was_percent)
{
gtk_toggle_button_set_active (GTK_TOGGLE_BUTTON (scaling_percent),
TRUE);
gtk_adjustment_value_changed (GTK_ADJUSTMENT (scaling_adjustment));
}
}
else if (widget == height_entry)
{
if (vars.scaling >= 0)
{
gtk_toggle_button_set_active (GTK_TOGGLE_BUTTON (scaling_ppi),
TRUE);
gimp_scaling_callback (scaling_ppi);
was_percent = 1;
}
GTK_ADJUSTMENT (scaling_adjustment)->value =
(image_height - .5) / new_value;
gtk_adjustment_value_changed (GTK_ADJUSTMENT (scaling_adjustment));
if (was_percent)
{
gtk_toggle_button_set_active (GTK_TOGGLE_BUTTON (scaling_percent),
TRUE);
gtk_adjustment_value_changed (GTK_ADJUSTMENT (scaling_adjustment));
}
}
if (vars.left < 0)
vars.left = 0;
if (vars.top < 0)
vars.top = 0;
}
plist[plist_current].v.left = vars.left;
plist[plist_current].v.top = vars.top;
gimp_preview_update ();
}
/*
* gimp_plist_callback() - Update the current system printer...
*/
static void
gimp_plist_callback (GtkWidget *widget,
gpointer data)
{
gint i;
plist_t *p;
int num_media_sizes;
char **media_sizes;
int num_media_types; /* Number of media types */
char **media_types; /* Media type strings */
int num_media_sources; /* Number of media sources */
char **media_sources; /* Media source strings */
int num_ink_types; /* Number of ink types */
char **ink_types; /* Ink type strings */
int num_resolutions; /* Number of resolutions */
char **resolutions; /* Resolution strings */
plist_current = (gint) data;
p = plist + plist_current;
if (p->v.driver[0] != '\0')
{
strcpy(vars.driver, p->v.driver);
current_printer = get_printer_by_driver (vars.driver);
}
strcpy (vars.ppd_file, p->v.ppd_file);
strcpy (vars.media_size, p->v.media_size);
strcpy (vars.media_type, p->v.media_type);
strcpy (vars.media_source, p->v.media_source);
strcpy (vars.ink_type, p->v.ink_type);
strcpy (vars.dither_algorithm, p->v.dither_algorithm);
strcpy (vars.resolution, p->v.resolution);
strcpy (vars.output_to, p->v.output_to);
gtk_entry_set_text (GTK_ENTRY (GTK_COMBO (dither_algo_combo)->entry),
vars.dither_algorithm);
gimp_setup_update ();
gimp_do_misc_updates ();
/*
* Now get option parameters...
*/
media_sizes = (*(current_printer->parameters)) (current_printer,
p->v.ppd_file,
"PageSize", &num_media_sizes);
if (vars.media_size[0] == '\0')
strcpy (vars.media_size, media_sizes[0]);
gimp_plist_build_combo (media_size_combo,
num_media_sizes,
media_sizes,
p->v.media_size,
gimp_media_size_callback,
&media_size_callback_id);
for (i = 0; i < num_media_sizes; i ++)
free (media_sizes[i]);
free (media_sizes);
media_types = (*(current_printer->parameters)) (current_printer,
p->v.ppd_file,
"MediaType",
&num_media_types);
if (vars.media_type[0] == '\0' && media_types != NULL)
strcpy (vars.media_type, media_types[0]);
else if (media_types == NULL)
vars.media_type[0] = '\0';
gimp_plist_build_combo (media_type_combo,
num_media_types,
media_types,
p->v.media_type,
gimp_media_type_callback,
&media_type_callback_id);
if (num_media_types > 0)
{
for (i = 0; i < num_media_types; i ++)
free (media_types[i]);
free (media_types);
}
media_sources = (*(current_printer->parameters)) (current_printer,
p->v.ppd_file,
"InputSlot",
&num_media_sources);
if (vars.media_source[0] == '\0' && media_sources != NULL)
strcpy (vars.media_source, media_sources[0]);
else if (media_sources == NULL)
vars.media_source[0] = '\0';
gimp_plist_build_combo (media_source_combo,
num_media_sources,
media_sources,
p->v.media_source,
gimp_media_source_callback,
&media_source_callback_id);
if (num_media_sources > 0)
{
for (i = 0; i < num_media_sources; i ++)
free (media_sources[i]);
free (media_sources);
}
ink_types = (*(current_printer->parameters)) (current_printer,
p->v.ppd_file,
"InkType", &num_ink_types);
if (vars.ink_type[0] == '\0' && ink_types != NULL)
strcpy (vars.ink_type, ink_types[0]);
else if (ink_types == NULL)
vars.ink_type[0] = '\0';
gimp_plist_build_combo (ink_type_combo,
num_ink_types,
ink_types,
p->v.ink_type,
gimp_ink_type_callback,
&ink_type_callback_id);
if (num_ink_types > 0)
{
for (i = 0; i < num_ink_types; i ++)
free (ink_types[i]);
free (ink_types);
}
resolutions = (*(current_printer->parameters)) (current_printer,
p->v.ppd_file,
"Resolution",
&num_resolutions);
if (vars.resolution[0] == '\0' && resolutions != NULL)
strcpy (vars.resolution, resolutions[0]);
else if (resolutions == NULL)
vars.resolution[0] = '\0';
gimp_plist_build_combo (resolution_combo,
num_resolutions,
resolutions,
p->v.resolution,
gimp_resolution_callback,
&resolution_callback_id);
if (num_resolutions > 0)
{
for (i = 0; i < num_resolutions; i ++)
free (resolutions[i]);
free (resolutions);
}
if (dither_algo_combo)
gimp_build_dither_combo();
}
#define Combo_get_text(combo) \
(gtk_entry_get_text(GTK_ENTRY(GTK_COMBO(combo)->entry)))
/*
* gimp_media_size_callback() - Update the current media size...
*/
static void
gimp_media_size_callback (GtkWidget *widget,
gpointer data)
{
const gchar *new_media_size = Combo_get_text (media_size_combo);
if (strcmp (vars.media_size, new_media_size) != 0)
{
strcpy (vars.media_size, new_media_size);
strcpy (plist[plist_current].v.media_size, new_media_size);
vars.left = -1;
vars.top = -1;
plist[plist_current].v.left = vars.left;
plist[plist_current].v.top = vars.top;
gimp_preview_update ();
}
}
/*
* gimp_media_type_callback() - Update the current media type...
*/
static void
gimp_media_type_callback (GtkWidget *widget,
gpointer data)
{
const gchar *new_media_type = Combo_get_text (media_type_combo);
strcpy (vars.media_type, new_media_type);
strcpy (plist[plist_current].v.media_type, new_media_type);
}
/*
* gimp_media_source_callback() - Update the current media source...
*/
static void
gimp_media_source_callback (GtkWidget *widget,
gpointer data)
{
const gchar *new_media_source = Combo_get_text (media_source_combo);
strcpy (vars.media_source, new_media_source);
strcpy (plist[plist_current].v.media_source, new_media_source);
}
/*
* gimp_ink_type_callback() - Update the current media source...
*/
static void
gimp_ink_type_callback (GtkWidget *widget,
gpointer data)
{
const gchar *new_ink_type = Combo_get_text (ink_type_combo);
strcpy (vars.ink_type, new_ink_type);
strcpy (plist[plist_current].v.ink_type, new_ink_type);
}
/*
* gimp_resolution_callback() - Update the current resolution...
*/
static void
gimp_resolution_callback (GtkWidget *widget,
gpointer data)
{
const gchar *new_resolution = Combo_get_text (resolution_combo);
strcpy (vars.resolution, new_resolution);
strcpy (plist[plist_current].v.resolution, new_resolution);
}
/*
* gimp_orientation_callback() - Update the current media size...
*/
static void
gimp_orientation_callback (GtkWidget *widget,
gpointer data)
{
if (vars.orientation != (gint) data)
{
vars.orientation = (gint) data;
vars.left = -1;
vars.top = -1;
plist[plist_current].v.orientation = vars.orientation;
plist[plist_current].v.left = vars.left;
plist[plist_current].v.top = vars.top;
}
gimp_preview_update ();
}
/*
* gimp_output_type_callback() - Update the current output type...
*/
static void
gimp_output_type_callback (GtkWidget *widget,
gpointer data)
{
if (GTK_TOGGLE_BUTTON (widget)->active)
{
vars.output_type = (gint) data;
plist[plist_current].v.output_type = (gint) data;
gimp_update_adjusted_thumbnail();
}
}
/*
* gimp_unit_callback() - Update the current unit...
*/
static void
gimp_unit_callback (GtkWidget *widget,
gpointer data)
{
if (GTK_TOGGLE_BUTTON (widget)->active)
{
vars.unit = (gint) data;
plist[plist_current].v.unit = (gint) data;
gimp_preview_update();
}
}
/*
* gimp_linear_callback() - Update the current linear gradient mode...
*/
#ifdef DO_LINEAR
static void
gimp_linear_callback (GtkWidget *widget,
gpointer data)
{
if (GTK_TOGGLE_BUTTON (widget)->active)
{
vars.linear = (gint) data;
plist[plist_current].v.linear = (gint) data;
}
}
#endif
/*
* gimp_image_type_callback() - Update the current image type mode...
*/
static void
gimp_image_type_callback (GtkWidget *widget,
gpointer data)
{
if (GTK_TOGGLE_BUTTON (widget)->active)
{
vars.image_type = (gint) data;
gimp_update_adjusted_thumbnail();
plist[plist_current].v.image_type = (gint) data;
}
}
/*
* 'print_callback()' - Start the print...
*/
static void
gimp_print_callback (void)
{
if (plist_current > 0)
{
runme = TRUE;
gtk_widget_destroy (gimp_color_adjust_dialog);
gtk_widget_destroy (setup_dialog);
gtk_widget_destroy (print_dialog);
}
else
{
gtk_widget_set_sensitive (gimp_color_adjust_dialog, FALSE);
gtk_widget_set_sensitive (setup_dialog, FALSE);
gtk_widget_set_sensitive (print_dialog, FALSE);
gtk_widget_show (file_browser);
}
}
/*
* gimp_printandsave_callback() -
*/
static void
gimp_printandsave_callback (void)
{
saveme = TRUE;
if (plist_current > 0)
{
runme = TRUE;
gtk_widget_destroy (gimp_color_adjust_dialog);
gtk_widget_destroy (setup_dialog);
gtk_widget_destroy (print_dialog);
}
else
{
gtk_widget_set_sensitive (gimp_color_adjust_dialog, FALSE);
gtk_widget_set_sensitive (setup_dialog, FALSE);
gtk_widget_set_sensitive (print_dialog, FALSE);
gtk_widget_show (file_browser);
}
}
/*
* gimp_save_callback() - save settings, don't destroy dialog
*/
static void
gimp_save_callback (void)
{
printrc_save ();
}
/*
* gimp_setup_update() - update widgets in the setup dialog
*/
static void
gimp_setup_update (void)
{
GtkAdjustment *adjustment;
gint idx;
current_printer = get_printer_by_driver (plist[plist_current].v.driver);
idx = get_printer_index_by_driver (plist[plist_current].v.driver);
gtk_clist_select_row(GTK_CLIST(printer_driver), idx, 0);
gtk_entry_set_text (GTK_ENTRY (ppd_file), plist[plist_current].v.ppd_file);
if (strncmp (plist[plist_current].v.driver, "ps", 2) == 0)
{
gtk_widget_show (ppd_file);
gtk_widget_show (ppd_button);
}
else
{
gtk_widget_hide (ppd_file);
gtk_widget_hide (ppd_button);
}
gtk_entry_set_text (GTK_ENTRY (output_cmd), plist[plist_current].v.output_to);
if (plist_current == 0)
gtk_widget_hide (output_cmd);
else
gtk_widget_show (output_cmd);
adjustment =
gtk_scrolled_window_get_vadjustment (GTK_SCROLLED_WINDOW (printer_crawler));
gtk_adjustment_set_value (adjustment, idx * (adjustment->step_increment + 3));
}
/*
* gimp_setup_open_callback() -
*/
static void
gimp_setup_open_callback (void)
{
static int first_time = 1;
gimp_setup_update ();
gtk_widget_show (setup_dialog);
if (first_time)
{
/* Make sure the driver scroller gets positioned correctly... */
gimp_setup_update ();
first_time = 0;
}
}
/*
* gimp_setup_ok_callback() -
*/
static void
gimp_setup_ok_callback (void)
{
strcpy (vars.driver, current_printer->driver);
strcpy (plist[plist_current].v.driver, current_printer->driver);
strcpy (vars.output_to, gtk_entry_get_text (GTK_ENTRY (output_cmd)));
strcpy (plist[plist_current].v.output_to, vars.output_to);
strcpy (vars.ppd_file, gtk_entry_get_text (GTK_ENTRY (ppd_file)));
strcpy (plist[plist_current].v.ppd_file, vars.ppd_file);
gimp_plist_callback (NULL, (gpointer) plist_current);
gtk_widget_hide (setup_dialog);
}
/*
* gimp_print_driver_callback() - Update the current printer driver...
*/
static void
gimp_print_driver_callback (GtkWidget *widget, /* I - Driver list */
gint row,
gint column,
GdkEventButton *event,
gpointer data) /* I - Data */
{
data = gtk_clist_get_row_data (GTK_CLIST (widget), row);
current_printer = get_printer_by_index ((gint) data);
if (strncmp (current_printer->driver, "ps", 2) == 0)
{
gtk_widget_show (ppd_file);
gtk_widget_show (ppd_button);
}
else
{
gtk_widget_hide (ppd_file);
gtk_widget_hide (ppd_button);
}
}
/*
* gimp_ppd_browse_callback() -
*/
static void
gimp_ppd_browse_callback (void)
{
gtk_file_selection_set_filename (GTK_FILE_SELECTION (ppd_browser),
gtk_entry_get_text (GTK_ENTRY (ppd_file)));
gtk_widget_show (ppd_browser);
}
/*
* gimp_ppd_ok_callback() -
*/
static void
gimp_ppd_ok_callback (void)
{
gtk_widget_hide (ppd_browser);
gtk_entry_set_text
(GTK_ENTRY (ppd_file),
gtk_file_selection_get_filename (GTK_FILE_SELECTION (ppd_browser)));
}
/*
* gimp_file_ok_callback() - print to file and go away
*/
static void
gimp_file_ok_callback (void)
{
gtk_widget_hide (file_browser);
strcpy (vars.output_to,
gtk_file_selection_get_filename (GTK_FILE_SELECTION (file_browser)));
runme = TRUE;
gtk_widget_destroy (gimp_color_adjust_dialog);
gtk_widget_destroy (setup_dialog);
gtk_widget_destroy (print_dialog);
}
/*
* gimp_file_cancel_callback() -
*/
static void
gimp_file_cancel_callback (void)
{
gtk_widget_hide (file_browser);
gtk_widget_set_sensitive (gimp_color_adjust_dialog, TRUE);
gtk_widget_set_sensitive (print_dialog, TRUE);
gtk_widget_set_sensitive (print_dialog, TRUE);
}
/*
* gimp_update_adjusted_thumbnail()
*/
void
gimp_update_adjusted_thumbnail (void)
{
gint x, y;
convert_t colourfunc;
gushort out[3 * THUMBNAIL_MAXW];
guchar *adjusted_data = adjusted_thumbnail_data;
gfloat old_density = vars.density;
if (thumbnail_data == 0 || adjusted_thumbnail_data == 0)
return;
vars.density = 1.0;
compute_lut (256, &vars);
colourfunc = choose_colorfunc (vars.output_type, thumbnail_bpp, NULL,
&adjusted_thumbnail_bpp, &vars);
for (y = 0; y < thumbnail_h; y++)
{
(*colourfunc) (thumbnail_data + thumbnail_bpp * thumbnail_w * y,
out, thumbnail_w, thumbnail_bpp, NULL, &vars);
for (x = 0; x < adjusted_thumbnail_bpp * thumbnail_w; x++)
{
*adjusted_data++ = out[x] / 0x0101U;
}
}
free_lut (&vars);
vars.density = old_density;
gimp_redraw_color_swatch ();
gimp_preview_update ();
}
/*
* gimp_preview_update_callback() -
*/
static void
gimp_preview_update (void)
{
gint temp;
gint orient; /* True orientation of page */
gdouble max_ppi_scaling; /* Maximum PPI for current page size */
gdouble min_ppi_scaling; /* Minimum PPI for current page size */
gdouble min_ppi_scaling1; /* Minimum PPI for current page size */
gdouble min_ppi_scaling2; /* Minimum PPI for current page size */
static GdkGC *gc = NULL;
static GdkGC *gcinv = NULL;
gchar s[255];
gint paper_left, paper_top;
gdouble unit_scaler = 72.0;
(*current_printer->media_size) (current_printer, &vars, &paper_width,
&paper_height);
(*current_printer->imageable_area) (current_printer, &vars, &left, &right,
&bottom, &top);
/* Rationalise things a bit by measuring everything from the top left */
top = paper_height - top;
bottom = paper_height - bottom;
printable_width = right - left;
printable_height = bottom - top;
if (vars.orientation == ORIENT_AUTO)
{
if ((printable_width >= printable_height && image_width >= image_height)
|| (printable_height >= printable_width && image_height >= image_width))
orient = ORIENT_PORTRAIT;
else
orient = ORIENT_LANDSCAPE;
}
else
orient = vars.orientation;
/*
* Adjust page dimensions depending on the page orientation...
*/
bottom = paper_height - bottom;
right = paper_width - right;
if (orient == ORIENT_LANDSCAPE || orient == ORIENT_SEASCAPE)
{
temp = printable_width;
printable_width = printable_height;
printable_height = temp;
temp = paper_width;
paper_width = paper_height;
paper_height = temp;
}
if (orient == ORIENT_LANDSCAPE)
{
temp = left;
left = bottom;
bottom = right;
right = top;
top = temp;
}
if (orient == ORIENT_SEASCAPE)
{
temp = left;
left = top;
top = right;
right = bottom;
bottom = temp;
}
else if (orient == ORIENT_UPSIDEDOWN)
{
temp = left;
left = right;
right = temp;
temp = top;
top = bottom;
bottom = temp;
}
bottom = paper_height - bottom;
right = paper_width - right;
if (vars.scaling < 0)
{
gdouble twidth;
min_ppi_scaling1 = 72.0 * (gdouble) image_width / printable_width;
min_ppi_scaling2 = 72.0 * (gdouble) image_height / printable_height;
if (min_ppi_scaling1 > min_ppi_scaling2)
min_ppi_scaling = min_ppi_scaling1;
else
min_ppi_scaling = min_ppi_scaling2;
max_ppi_scaling = min_ppi_scaling * 20;
if (vars.scaling < 0 && vars.scaling > -min_ppi_scaling)
vars.scaling = -min_ppi_scaling;
twidth = (72.0 * image_width / -vars.scaling) + .5;
print_width = twidth;
print_height = (twidth * (gdouble) image_height / image_width) + .5;
GTK_ADJUSTMENT (scaling_adjustment)->lower = min_ppi_scaling;
GTK_ADJUSTMENT (scaling_adjustment)->upper = max_ppi_scaling;
GTK_ADJUSTMENT (scaling_adjustment)->value = -vars.scaling;
if (!suppress_scaling_adjustment)
{
gtk_adjustment_changed (GTK_ADJUSTMENT (scaling_adjustment));
suppress_scaling_callback = TRUE;
gtk_toggle_button_set_active (GTK_TOGGLE_BUTTON (scaling_ppi), TRUE);
suppress_scaling_callback = FALSE;
gtk_adjustment_value_changed (GTK_ADJUSTMENT (scaling_adjustment));
}
}
else
{
/* we do vars.scaling % of height or width, whatever is smaller */
/* this is relative to printable size */
if (image_width * printable_height > printable_width * image_height)
/* i.e. if image_width/image_height > printable_width/printable_height */
/* i.e. if image is wider relative to its height than the width
of the printable area relative to its height */
{
gdouble twidth = .5 + printable_width * vars.scaling / 100;
print_width = twidth;
print_height = twidth * image_height / image_width;
}
else
{
gdouble theight = .5 + printable_height * vars.scaling / 100;
print_height = theight;
print_width = theight * image_width / image_height;
}
}
preview_ppi = PREVIEW_SIZE_HORIZ * 72 / paper_width;
if (PREVIEW_SIZE_VERT * 72 / paper_height < preview_ppi)
preview_ppi = PREVIEW_SIZE_VERT * 72 / paper_height;
if (preview_ppi > MAX_PREVIEW_PPI)
preview_ppi = MAX_PREVIEW_PPI;
paper_left = (PREVIEW_SIZE_HORIZ - preview_ppi * paper_width / 72) / 2;
paper_top = (PREVIEW_SIZE_VERT - preview_ppi * paper_height / 72) / 2;
printable_left = paper_left + preview_ppi * left / 72;
printable_top = paper_top + preview_ppi * top / 72 ;
if (preview == NULL || preview->widget.window == NULL)
return;
if (vars.left < 0)
{
vars.left = (paper_width - print_width) / 2 - left;
if (vars.left < 0)
vars.left = 0;
}
/* we leave vars.left etc. relative to printable area */
if (vars.left > (printable_width - print_width))
vars.left = printable_width - print_width;
if (vars.top < 0)
{
vars.top = ((paper_height - print_height) / 2) - top;
if (vars.top < 0)
vars.top = 0;
}
if (vars.top > (printable_height - print_height))
vars.top = printable_height - print_height;
plist[plist_current].v.left = vars.left;
plist[plist_current].v.top = vars.top;
if(vars.unit) unit_scaler /= 2.54;
g_snprintf (s, sizeof (s), "%.2f", (top + vars.top) / unit_scaler);
gtk_signal_handler_block_by_data (GTK_OBJECT (top_entry), NULL);
gtk_entry_set_text (GTK_ENTRY (top_entry), s);
gtk_signal_handler_unblock_by_data (GTK_OBJECT (top_entry), NULL);
g_snprintf (s, sizeof (s), "%.2f",(left + vars.left) / unit_scaler);
gtk_signal_handler_block_by_data (GTK_OBJECT (left_entry), NULL);
gtk_entry_set_text (GTK_ENTRY (left_entry), s);
gtk_signal_handler_unblock_by_data (GTK_OBJECT (left_entry), NULL);
gtk_signal_handler_block_by_data (GTK_OBJECT (bottom_entry), NULL);
g_snprintf(s, sizeof (s), "%.2f",
(top + vars.top + print_height) / unit_scaler);
gtk_entry_set_text (GTK_ENTRY (bottom_entry), s);
gtk_signal_handler_unblock_by_data (GTK_OBJECT (bottom_entry), NULL);
gtk_signal_handler_block_by_data (GTK_OBJECT (bottom_border_entry), NULL);
g_snprintf(s, sizeof (s), "%.2f",
(paper_height - (top + vars.top + print_height)) / unit_scaler);
gtk_entry_set_text (GTK_ENTRY (bottom_border_entry), s);
gtk_signal_handler_unblock_by_data (GTK_OBJECT (bottom_border_entry), NULL);
gtk_signal_handler_block_by_data (GTK_OBJECT (right_entry), NULL);
g_snprintf (s, sizeof (s), "%.2f",
(left + vars.left + print_width) / unit_scaler);
gtk_entry_set_text (GTK_ENTRY (right_entry), s);
gtk_signal_handler_unblock_by_data (GTK_OBJECT (right_entry), NULL);
gtk_signal_handler_block_by_data (GTK_OBJECT (right_border_entry), NULL);
g_snprintf (s, sizeof (s), "%.2f",
(paper_width - (left + vars.left + print_width)) / unit_scaler);
gtk_entry_set_text (GTK_ENTRY (right_border_entry), s);
gtk_signal_handler_unblock_by_data (GTK_OBJECT (right_border_entry), NULL);
gtk_signal_handler_block_by_data (GTK_OBJECT (width_entry), NULL);
g_snprintf (s, sizeof (s), "%.2f", print_width / unit_scaler);
gtk_entry_set_text (GTK_ENTRY (width_entry), s);
gtk_signal_handler_unblock_by_data (GTK_OBJECT (width_entry), NULL);
gtk_signal_handler_block_by_data (GTK_OBJECT (height_entry), NULL);
g_snprintf(s, sizeof (s), "%.2f", print_height / unit_scaler);
gtk_entry_set_text (GTK_ENTRY (height_entry), s);
gtk_signal_handler_unblock_by_data (GTK_OBJECT (height_entry), NULL);
/* draw image */
{
gint ox, oy, u;
gint preview_x = 1 + printable_left + preview_ppi * vars.left / 72;
gint preview_y = 1 + printable_top + preview_ppi * vars.top / 72;
gint preview_w = MAX (1, (preview_ppi * print_width) / 72);
gint preview_h = MAX (1, (preview_ppi * print_height) / 72);
guchar *preview_data;
gint v_denominator = preview_h > 1 ? preview_h - 1 : 1;
gint v_numerator = (thumbnail_h - 1) % v_denominator;
gint v_whole = (thumbnail_h - 1) / v_denominator;
gint v_cur = 0;
gint v_last = -1;
gint v_error = v_denominator / 2;
gint y = 0;
preview_data = g_malloc(3 * preview_h * preview_w);
while (y < preview_h)
{
if (v_cur == v_last)
{
memcpy (preview_data + adjusted_thumbnail_bpp * preview_w * y,
preview_data + adjusted_thumbnail_bpp * preview_w * (y - 1),
adjusted_thumbnail_bpp * preview_w);
}
else
{
guchar *inbuf = adjusted_thumbnail_data - adjusted_thumbnail_bpp
+ adjusted_thumbnail_bpp * thumbnail_w * v_cur;
guchar *outbuf = preview_data
+ adjusted_thumbnail_bpp * preview_w * y;
gint h_denominator = preview_w > 1 ? preview_w - 1 : 1;
gint h_numerator = (thumbnail_w - 1) % h_denominator;
gint h_whole = (thumbnail_w - 1) / h_denominator;
gint h_cur = 0;
gint h_last = -1;
gint h_error = h_denominator / 2;
gint x = 0;
v_last = v_cur;
while (x < preview_w)
{
if (h_cur == h_last)
{
if (adjusted_thumbnail_bpp == 1)
{
outbuf[0] = outbuf[-1];
outbuf++;
}
else
{
outbuf[0] = outbuf[-3];
outbuf[1] = outbuf[-2];
outbuf[2] = outbuf[-1];
outbuf += 3;
}
}
else
{
inbuf += adjusted_thumbnail_bpp * (h_cur - h_last);
h_last = h_cur;
outbuf[0] = inbuf[0];
outbuf++;
if (adjusted_thumbnail_bpp == 3)
{
outbuf[0] = inbuf[1];
outbuf[1] = inbuf[2];
outbuf += 2;
}
}
x++;
h_cur += h_whole;
h_error += h_numerator;
if (h_error >= h_denominator)
{
h_error -= h_denominator;
h_cur++;
}
}
}
y++;
v_cur += v_whole;
v_error += v_numerator;
if (v_error >= v_denominator)
{
v_error -= v_denominator;
v_cur++;
}
}
gdk_window_clear (preview->widget.window);
if (gc == NULL)
{
gc = gdk_gc_new (preview->widget.window);
gcinv = gdk_gc_new (preview->widget.window);
gdk_gc_set_function (gcinv, GDK_INVERT);
}
/* draw paper frame */
gdk_draw_rectangle (preview->widget.window, gc, 0,
paper_left, paper_top,
preview_ppi * paper_width / 72,
preview_ppi * paper_height / 72);
/* draw printable frame */
gdk_draw_rectangle (preview->widget.window, gc, 0,
printable_left, printable_top,
preview_ppi * printable_width / 72,
preview_ppi * printable_height / 72);
if (adjusted_thumbnail_bpp == 1)
gdk_draw_gray_image (preview->widget.window, gc,
preview_x, preview_y, preview_w, preview_h,
GDK_RGB_DITHER_NORMAL, preview_data, preview_w);
else
gdk_draw_rgb_image (preview->widget.window, gc,
preview_x, preview_y, preview_w, preview_h,
GDK_RGB_DITHER_NORMAL, preview_data, 3 * preview_w);
/* draw orientation arrow pointing to top-of-paper */
u = preview_ppi/2;
ox = paper_left + preview_ppi * paper_width / 72 / 2;
oy = paper_top + preview_ppi * paper_height / 72 / 2;
if (orient == ORIENT_LANDSCAPE)
{
ox += preview_ppi * paper_width / 72 / 4;
if (ox > paper_left + preview_ppi * paper_width / 72 - u)
ox = paper_left + preview_ppi * paper_width / 72 - u;
gdk_draw_line (preview->widget.window, gcinv, ox + u, oy, ox, oy - u);
gdk_draw_line (preview->widget.window, gcinv, ox + u, oy, ox, oy + u);
gdk_draw_line (preview->widget.window, gcinv, ox + u, oy, ox - u, oy);
}
else if (orient == ORIENT_SEASCAPE)
{
ox -= preview_ppi * paper_width / 72 / 4;
if (ox < paper_left + u)
ox = paper_left + u;
gdk_draw_line (preview->widget.window, gcinv, ox - u, oy, ox, oy - u);
gdk_draw_line (preview->widget.window, gcinv, ox - u, oy, ox, oy + u);
gdk_draw_line (preview->widget.window, gcinv, ox - u, oy, ox + u, oy);
}
else if (orient == ORIENT_UPSIDEDOWN)
{
oy += preview_ppi * paper_height / 72 / 4;
if (oy > paper_top + preview_ppi * paper_height / 72 - u)
oy = paper_top + preview_ppi * paper_height / 72 - u;
gdk_draw_line (preview->widget.window, gcinv, ox, oy + u, ox - u, oy);
gdk_draw_line (preview->widget.window, gcinv, ox, oy + u, ox + u, oy);
gdk_draw_line (preview->widget.window, gcinv, ox, oy + u, ox, oy - u);
}
else /* (orient == ORIENT_PORTRAIT) */
{
oy -= preview_ppi * paper_height / 72 / 4;
if (oy < paper_top + u)
oy = paper_top + u;
gdk_draw_line (preview->widget.window, gcinv, ox, oy - u, ox - u, oy);
gdk_draw_line (preview->widget.window, gcinv, ox, oy - u, ox + u, oy);
gdk_draw_line (preview->widget.window, gcinv, ox, oy - u, ox, oy + u);
}
g_free(preview_data);
}
gdk_flush ();
}
/*
* gimp_preview_button_callback() -
*/
static void
gimp_preview_button_callback (GtkWidget *widget,
GdkEventButton *event,
gpointer data)
{
mouse_x = event->x;
mouse_y = event->y;
mouse_button = event->button;
}
/*
* gimp_preview_motion_callback() -
*/
static void
gimp_preview_motion_callback (GtkWidget *widget,
GdkEventMotion *event,
gpointer data)
{
if (vars.left < 0 || vars.top < 0)
{
vars.left = 72 * (printable_width - print_width) / 20;
vars.top = 72 * (printable_height - print_height) / 20;
}
if (mouse_button == 1)
{
vars.left += 72 * (event->x - mouse_x) / preview_ppi;
vars.top += 72 * (event->y - mouse_y) / preview_ppi;
}
else
{
vars.left += event->x - mouse_x;
vars.top += event->y - mouse_y;
}
if (vars.left < 0)
vars.left = 0;
if (vars.top < 0)
vars.top = 0;
plist[plist_current].v.left = vars.left;
plist[plist_current].v.top = vars.top;
gimp_preview_update ();
mouse_x = event->x;
mouse_y = event->y;
}
#endif /* ! GIMP_1_0 */
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