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/* -*- Mode: C; tab-width: 8; indent-tabs-mode: t; c-basic-offset: 8 -*- */
/*
 * e-printable.h
 * Copyright 2000, 2001, Ximian, Inc.
 *
 * Authors:
 *   Chris Lahey <clahey@ximian.com>
 *
 * This library is free software; you can redistribute it and/or
 * modify it under the terms of the GNU Library General Public
 * License, version 2, as published by the Free Software Foundation.
 *
 * This library 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
 * Library General Public License for more details.
 *
 * You should have received a copy of the GNU Library General Public
 * License along with this library; if not, write to the Free Software
 * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA
 * 02110-1301, USA.
 */

#ifndef _E_PRINTABLE_H_
#define _E_PRINTABLE_H_

#include <gtk/gtkobject.h>
#include <gtk/gtk.h>

G_BEGIN_DECLS

#define E_PRINTABLE_TYPE        (e_printable_get_type ())
#define E_PRINTABLE(o)          (G_TYPE_CHECK_INSTANCE_CAST ((o), E_PRINTABLE_TYPE, EPrintable))
#define E_PRINTABLE_CLASS(k)    (G_TYPE_CHECK_CLASS_CAST((k), E_PRINTABLE_TYPE, EPrintableClass))
#define E_IS_PRINTABLE(o)       (G_TYPE_CHECK_INSTANCE_TYPE ((o), E_PRINTABLE_TYPE))
#define E_IS_PRINTABLE_CLASS(k) (G_TYPE_CHECK_CLASS_TYPE ((k), E_PRINTABLE_TYPE))

typedef struct {
    GtkObject   base;
} EPrintable;

typedef struct {
    GtkObjectClass parent_class;

    /*
     * Signals
     */

    void        (*print_page)  (EPrintable *etm, GtkPrintContext *context, gdouble width, gdouble height, gboolean quantized);
    gboolean    (*data_left)   (EPrintable *etm);
    void        (*reset)       (EPrintable *etm);
    gdouble     (*height)      (EPrintable *etm, GtkPrintContext *context, gdouble width, gdouble max_height, gboolean quantized);

    /* e_printable_will_fit (ep, ...) should be equal in value to
     * (e_printable_print_page (ep, ...),
     * !e_printable_data_left(ep)) except that the latter has the
     * side effect of doing the printing and advancing the
     * position of the printable.
     */

    gboolean    (*will_fit)    (EPrintable *etm, GtkPrintContext *context, gdouble width, gdouble max_height, gboolean quantized);
} EPrintableClass;

GtkType     e_printable_get_type (void);

EPrintable *e_printable_new                 (void);
    
/*
 * Routines for emitting signals on the e_table */
void        e_printable_print_page          (EPrintable        *e_printable,
                         GtkPrintContext *context,
                         gdouble            width,
                         gdouble            height,
                         gboolean           quantized);
gboolean    e_printable_data_left           (EPrintable        *e_printable);
void        e_printable_reset               (EPrintable        *e_printable);
gdouble     e_printable_height              (EPrintable        *e_printable,
                         GtkPrintContext *context,
                         gdouble            width,
                         gdouble            max_height,
                         gboolean           quantized);
gboolean    e_printable_will_fit            (EPrintable        *e_printable,
                         GtkPrintContext *context,
                         gdouble            width,
                         gdouble            max_height,
                         gboolean           quantized);

G_END_DECLS

#endif /* _E_PRINTABLE_H_ */