gimp/plug-ins/print/print.c

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/* 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 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.
*/
#include "config.h"
#include <string.h>
#include <libgimp/gimp.h>
#include <libgimp/gimpui.h>
#include "print.h"
#include "print-settings.h"
#include "print-page-layout.h"
#include "print-draw-page.h"
#include "libgimp/stdplugins-intl.h"
#define PRINT_PROC_NAME "file-print-gtk"
#define PLUG_IN_BINARY "print"
static void query (void);
static void run (const gchar *name,
gint nparams,
const GimpParam *param,
gint *nreturn_vals,
GimpParam **return_vals);
static gboolean print_image (gint32 image_ID,
gint32 drawable_ID,
gboolean interactive);
static void begin_print (GtkPrintOperation *operation,
GtkPrintContext *context,
PrintData *data);
static void end_print (GtkPrintOperation *operation,
GtkPrintContext *context,
PrintData *data);
static void draw_page (GtkPrintOperation *print,
GtkPrintContext *context,
int page_nr,
PrintData *data);
static void print_status_changed (GtkPrintOperation *operation);
static GtkWidget * create_custom_widget (GtkPrintOperation *operation,
PrintData *data);
const GimpPlugInInfo PLUG_IN_INFO =
{
NULL, /* init_proc */
NULL, /* quit_proc */
query, /* query_proc */
run, /* run_proc */
};
MAIN ()
static void
query (void)
{
static const GimpParamDef print_args[] =
{
{ GIMP_PDB_INT32, "run-mode", "Interactive, non-interactive" },
{ GIMP_PDB_IMAGE, "image", "Input image" },
{ GIMP_PDB_DRAWABLE, "drawable", "Drawable to print" }
};
gimp_install_procedure (PRINT_PROC_NAME,
N_("Print the image"),
"Print the image using the GTK+ Print API.",
"Bill Skaggs <weskaggs@primate.ucdavis.edu>",
"Bill Skaggs <weskaggs@primate.ucdavis.edu>",
"2006",
N_("_Print..."),
"*",
GIMP_PLUGIN,
G_N_ELEMENTS (print_args), 0,
print_args, NULL);
gimp_plugin_menu_register (PRINT_PROC_NAME, "<Image>/File/Send");
gimp_plugin_icon_register (PRINT_PROC_NAME, GIMP_ICON_TYPE_STOCK_ID,
(const guint8 *) GTK_STOCK_PRINT);
}
static void
run (const gchar *name,
gint nparams,
const GimpParam *param,
gint *nreturn_vals,
GimpParam **return_vals)
{
static GimpParam values[2];
GimpRunMode run_mode;
GimpPDBStatusType status = GIMP_PDB_SUCCESS;
gint32 image_ID;
gint32 drawable_ID;
run_mode = param[0].data.d_int32;
INIT_I18N ();
*nreturn_vals = 1;
*return_vals = values;
values[0].type = GIMP_PDB_STATUS;
values[0].data.d_status = GIMP_PDB_EXECUTION_ERROR;
image_ID = param[1].data.d_int32;
drawable_ID = param[2].data.d_int32;
if (strcmp (name, PRINT_PROC_NAME) == 0)
{
if (run_mode == GIMP_RUN_INTERACTIVE)
gimp_ui_init (PLUG_IN_BINARY, FALSE);
if (! print_image (image_ID, drawable_ID,
run_mode == GIMP_RUN_INTERACTIVE))
{
status = GIMP_PDB_EXECUTION_ERROR;
}
}
else
{
status = GIMP_PDB_CALLING_ERROR;
}
values[0].data.d_status = status;
}
static gboolean
print_image (gint32 image_ID,
gint32 drawable_ID,
gboolean interactive)
{
GtkPrintOperation *operation = gtk_print_operation_new ();
GError *error = NULL;
PrintData *data;
data = g_new0 (PrintData, 1);
data->num_pages = 1;
data->image_id = image_ID;
data->drawable_id = drawable_ID;
data->operation = operation;
data->unit = gimp_get_default_unit ();
gimp_image_get_resolution (data->image_id, &data->xres, &data->yres);
load_print_settings (data);
g_signal_connect (operation, "begin-print",
G_CALLBACK (begin_print),
data);
g_signal_connect (operation, "draw-page",
G_CALLBACK (draw_page),
data);
g_signal_connect (operation, "end-print",
G_CALLBACK (end_print),
data);
if (interactive)
{
GtkPrintOperationResult result;
g_signal_connect (operation, "create-custom-widget",
G_CALLBACK (create_custom_widget),
data);
gtk_print_operation_set_custom_tab_label (operation, _("Image"));
g_signal_connect (operation, "status-changed",
G_CALLBACK (print_status_changed),
&result);
result = gtk_print_operation_run (operation,
GTK_PRINT_OPERATION_ACTION_PRINT_DIALOG,
NULL, &error);
switch (result)
{
case GTK_PRINT_OPERATION_RESULT_APPLY:
case GTK_PRINT_OPERATION_RESULT_IN_PROGRESS:
save_print_settings (data);
break;
case GTK_PRINT_OPERATION_RESULT_ERROR:
case GTK_PRINT_OPERATION_RESULT_CANCEL:
break;
}
}
else
{
gtk_print_operation_run (operation,
GTK_PRINT_OPERATION_ACTION_PRINT,
NULL, &error);
}
g_object_unref (operation);
if (error)
{
GtkWidget *dialog;
dialog = gtk_message_dialog_new (NULL, 0,
GTK_MESSAGE_ERROR,
GTK_BUTTONS_OK,
_("An error occurred while trying to print:"));
gtk_message_dialog_format_secondary_text (GTK_MESSAGE_DIALOG (dialog),
error->message);
g_error_free (error);
gimp_window_set_transient (GTK_WINDOW (dialog));
gtk_dialog_run (GTK_DIALOG (dialog));
gtk_widget_destroy (dialog);
}
return TRUE;
}
static void
begin_print (GtkPrintOperation *operation,
GtkPrintContext *context,
PrintData *data)
{
data->num_pages = 1;
gtk_print_operation_set_n_pages (operation, data->num_pages);
gimp_progress_init (_("Printing"));
}
static void
end_print (GtkPrintOperation *operation,
GtkPrintContext *context,
PrintData *data)
{
gimp_progress_update (1.0);
}
static void
print_status_changed (GtkPrintOperation *operation)
{
const gchar *status = gtk_print_operation_get_status_string (operation);
if (status && strlen (status))
{
/* display status of the print operation in the status bar */
gimp_progress_set_text_printf (_("Print: %s"), status);
}
}
static void
draw_page (GtkPrintOperation *operation,
GtkPrintContext *context,
int page_nr,
PrintData *data)
{
draw_page_cairo (context, data);
}
/*
* This callback creates a "custom" widget that gets inserted into the
* print operation dialog.
*/
static GtkWidget *
create_custom_widget (GtkPrintOperation *operation,
PrintData *data)
{
return print_page_layout_gui (data);
}