/**
 * @file text-render.h
 * @brief Part of GNOME Commander - A GNOME based file manager
 *
 * @copyright (C) 2006 Assaf Gordon\n
 * @copyright (C) 2007-2012 Piotr Eljasiak\n
 * @copyright (C) 2013-2023 Uwe Scholz\n
 *
 * @copyright 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.
 *
 * @copyright 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.
 *
 * @copyright 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., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA.
 *
 */

#pragma once

#define TYPE_TEXT_RENDER               (text_render_get_type ())
#define TEXT_RENDER(obj)               (G_TYPE_CHECK_INSTANCE_CAST((obj), TYPE_TEXT_RENDER, TextRender))
#define TEXT_RENDER_CLASS(klass)       (G_TYPE_CHECK_CLASS_CAST((klass), TYPE_TEXT_RENDER, TextRenderClass))
#define IS_TEXT_RENDER(obj)            (G_TYPE_CHECK_INSTANCE_TYPE((obj), TYPE_TEXT_RENDER))
#define IS_TEXT_RENDER_CLASS(klass)    (G_TYPE_CHECK_CLASS_TYPE ((klass), TYPE_TEXT_RENDER))
#define TEXT_RENDER_GET_CLASS(obj)     (G_TYPE_INSTANCE_GET_CLASS((obj), TYPE_TEXT_RENDER, TextRenderClass))


GType text_render_get_type ();


struct TextRender
{
    GtkWidget parent;

    struct Private;

    Private *priv;

    struct Status
    {
        offset_type current_offset;
        offset_type size;
        int         column;
        const char *encoding;
        gboolean    wrap_mode;
    };

    enum DISPLAYMODE
    {
        DISPLAYMODE_TEXT,
        DISPLAYMODE_BINARY,
        DISPLAYMODE_HEXDUMP
    };
};

inline GtkWidget *text_render_new ()
{
    return (GtkWidget *) g_object_new (TYPE_TEXT_RENDER, NULL);
}

GtkAdjustment *text_render_get_h_adjustment (TextRender *obj);
void text_render_set_h_adjustment (TextRender *obj, GtkAdjustment *adjustment);
GtkAdjustment *text_render_get_v_adjustment (TextRender *obj);
void text_render_set_v_adjustment (TextRender *obj, GtkAdjustment *adjustment);

void text_render_attach_external_v_range(TextRender *obj, GtkRange *range);

void text_render_load_file(TextRender *w, const gchar *filename);
void text_render_load_filedesc(TextRender *w, int filedesc);

void text_render_notify_status_changed(TextRender *w);

void text_render_set_display_mode (TextRender *w, TextRender::DISPLAYMODE mode);
TextRender::DISPLAYMODE text_render_get_display_mode(TextRender *w);

ViewerFileOps *text_render_get_file_ops(TextRender *w);
GVInputModesData *text_render_get_input_mode_data(TextRender *w);
GVDataPresentation *text_render_get_data_presentation(TextRender *w);

void text_render_set_tab_size(TextRender *w, int tab_size);
int text_render_get_tab_size(TextRender *w);

void text_render_set_wrap_mode(TextRender *w, gboolean ACTIVE);
gboolean text_render_get_wrap_mode(TextRender *w);

void text_render_set_fixed_limit(TextRender *w, int fixed_limit);
int text_render_get_fixed_limit(TextRender *w);

void text_render_set_hex_offset_display(TextRender *w, gboolean HEX_OFFSET);
gboolean text_render_get_hex_offset_display(TextRender *w);

void text_render_set_font_size(TextRender *w, int font_size);
int text_render_get_font_size(TextRender *w);

void text_render_set_encoding(TextRender *w, const char *encoding);
const gchar *text_render_get_encoding(TextRender *w);

void text_render_copy_selection(TextRender *w);

offset_type text_render_get_current_offset(TextRender *w);

offset_type text_render_get_last_displayed_offset(TextRender *w);

void text_render_ensure_offset_visible(TextRender *w, offset_type offset);

void text_render_set_marker(TextRender *w, offset_type start, offset_type end);