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#ifndef __XTEXT_H__
#define __XTEXT_H__

#include <gtk/gtkadjustment.h>
#ifdef USE_XFT
#include <X11/Xft/Xft.h>

#ifdef USE_SHM
#include <X11/Xlib.h>
#include <sys/ipc.h>
#include <sys/shm.h>
#include <X11/extensions/XShm.h>

#define GTK_TYPE_XTEXT              (gtk_xtext_get_type ())
#define GTK_XTEXT(object)           (G_TYPE_CHECK_INSTANCE_CAST ((object), GTK_TYPE_XTEXT, GtkXText))
#define GTK_XTEXT_CLASS(klass)      (G_TYPE_CHECK_CLASS_CAST ((klass), GTK_TYPE_XTEXT, GtkXTextClass))
#define GTK_IS_XTEXT(object)        (G_TYPE_CHECK_INSTANCE_TYPE ((object), GTK_TYPE_XTEXT))

#define ATTR_BOLD '\002'
#define ATTR_COLOR '\003'
#define ATTR_BEEP '\007'
#define ATTR_RESET '\017'
#define ATTR_REVERSE '\026'
#define ATTR_UNDERLINE '\037'

/* these match palette.h */
#define XTEXT_MIRC_COLS 32
#define XTEXT_COLS 37         /* 32 plus 5 for extra stuff below */
#define XTEXT_MARK_FG 32      /* for marking text */
#define XTEXT_MARK_BG 33
#define XTEXT_FG 34
#define XTEXT_BG 35
#define XTEXT_MARKER 36       /* for marker line */

typedef struct _GtkXText GtkXText;
typedef struct _GtkXTextClass GtkXTextClass;
typedef struct textentry textentry;

typedef struct {
      GtkXText *xtext;                          /* attached to this widget */

      gfloat old_value;                         /* last known adj->value */
      textentry *text_first;
      textentry *text_last;
      guint16 grid_offset[256];

      textentry *last_ent_start;      /* this basically describes the last rendered */
      textentry *last_ent_end;        /* selection. */
      int last_offset_start;
      int last_offset_end;

      int last_pixel_pos;

      int pagetop_line;
      int pagetop_subline;
      textentry *pagetop_ent;             /* what's at xtext->adj->value */

      int num_lines;
      int indent;                                 /* position of separator (pixels) from left */

      textentry *marker_pos;

      int window_width;                   /* window size when last rendered. */
      int window_height;

      unsigned int time_stamp:1;
      unsigned int scrollbar_down:1;
      unsigned int needs_recalc:1;
      unsigned int grid_dirty:1;
      unsigned int marker_seen:1;
      unsigned int reset_marker_pos:1;
} xtext_buffer;

struct _GtkXText
      GtkWidget widget;

      xtext_buffer *buffer;
      xtext_buffer *orig_buffer;
      xtext_buffer *selection_buffer;

#ifdef USE_SHM
      XShmSegmentInfo shminfo;

      GtkAdjustment *adj;
      GdkPixmap *pixmap;                        /* 0 = use palette[19] */
      GdkDrawable *draw_buf;              /* points to ->window */
      GdkCursor *hand_cursor;
      GdkCursor *resize_cursor;

      int pixel_offset;                         /* amount of pixels the top line is chopped by */

      int last_win_x;
      int last_win_y;
      int last_win_h;
      int last_win_w;

      int tint_red;
      int tint_green;
      int tint_blue;

      GdkGC *bgc;                                 /* backing pixmap */
      GdkGC *fgc;                                 /* text foreground color */
      GdkGC *light_gc;                      /* sep bar */
      GdkGC *dark_gc;
      GdkGC *thin_gc;
      GdkGC *marker_gc;
      gulong palette[XTEXT_COLS];

      gint io_tag;                                /* for delayed refresh events */
      gint add_io_tag;                      /* "" when adding new text */
      gint scroll_tag;                      /* marking-scroll timeout */
      gulong vc_signal_tag;        /* signal handler for "value_changed" adj */

      int select_start_adj;           /* the adj->value when the selection started */
      int select_start_x;
      int select_start_y;
      int select_end_x;
      int select_end_y;

      int max_lines;

      int col_fore;
      int col_back;

      int depth;                                  /* gdk window depth */

      char num[8];                                /* for parsing mirc color */
      int nc;                                           /* offset into xtext->num */

      textentry *hilight_ent;
      int hilight_start;
      int hilight_end;

      guint16 fontwidth[128];   /* each char's width, only the ASCII ones */

#ifdef USE_XFT
      XftColor color[XTEXT_COLS];
      XftColor *xft_fg;
      XftColor *xft_bg;                   /* both point into color[20] */
      XftDraw *xftdraw;
      XftFont *font;
            PangoFontDescription *font;
            int ascent;
            int descent;
      } *font, pango_font;
      PangoLayout *layout;

      int fontsize;
      int space_width;                      /* width (pixels) of the space " " character */
      int stamp_width;                      /* width of "[88:88:88]" */
      int max_auto_indent;

      unsigned char scratch_buffer[4096];

      void (*error_function) (int type);
      int (*urlcheck_function) (GtkWidget * xtext, char *word);

      int jump_out_offset;    /* point at which to stop rendering */
      int jump_in_offset;     /* "" start rendering */

      int ts_x;               /* ts origin for ->bgc GC */
      int ts_y;

      int clip_x;             /* clipping (x directions) */
      int clip_x2;            /* from x to x2 */

      int clip_y;             /* clipping (y directions) */
      int clip_y2;            /* from y to y2 */

      unsigned int auto_indent:1;
      unsigned int moving_separator:1;
      unsigned int word_or_line_select:1;
      unsigned int color_paste:1;
      unsigned int thinline:1;
      unsigned int parsing_backcolor:1;
      unsigned int parsing_color:1;
      unsigned int backcolor:1;
      unsigned int button_down:1;
      unsigned int bold:1;
      unsigned int underline:1;
      unsigned int transparent:1;
      unsigned int marker:1;
      unsigned int separator:1;
      unsigned int shaded:1;
      unsigned int wordwrap:1;
      unsigned int dont_render:1;
      unsigned int dont_render2:1;
      unsigned int cursor_hand:1;
      unsigned int cursor_resize:1;
      unsigned int skip_border_fills:1;
      unsigned int skip_stamp:1;
      unsigned int render_hilights_only:1;
      unsigned int in_hilight:1;
      unsigned int un_hilight:1;
      unsigned int recycle:1;
      unsigned int avoid_trans:1;
      unsigned int overdraw:1;
      unsigned int indent_changed:1;
      unsigned int shm:1;

struct _GtkXTextClass
      GtkWidgetClass parent_class;
      void (*word_click) (GtkXText * xtext, char *word, GdkEventButton * event);

GtkWidget *gtk_xtext_new (GdkColor palette[], int separator);
void gtk_xtext_append (xtext_buffer *buf, unsigned char *text, int len);
void gtk_xtext_append_indent (xtext_buffer *buf,
                                                            unsigned char *left_text, int left_len,
                                                            unsigned char *right_text, int right_len);
int gtk_xtext_set_font (GtkXText *xtext, char *name);
void gtk_xtext_set_background (GtkXText * xtext, GdkPixmap * pixmap,
                         int trans, int shaded);
void gtk_xtext_set_palette (GtkXText * xtext, GdkColor palette[]);
void gtk_xtext_clear (xtext_buffer *buf);
void gtk_xtext_save (GtkXText * xtext, int fh);
void gtk_xtext_refresh (GtkXText * xtext, int do_trans);
void *gtk_xtext_search (GtkXText * xtext, const unsigned char *text, void *start);
void gtk_xtext_reset_marker_pos (GtkXText *xtext);
void gtk_xtext_check_marker_visibility(GtkXText *xtext);

gboolean gtk_xtext_is_empty (xtext_buffer *buf);
typedef void (*GtkXTextForeach) (GtkXText *xtext, unsigned char *text, void *data);
void gtk_xtext_foreach (xtext_buffer *buf, GtkXTextForeach func, void *data);

void gtk_xtext_set_error_function (GtkXText *xtext, void (*error_function) (int));
void gtk_xtext_set_indent (GtkXText *xtext, gboolean indent);
void gtk_xtext_set_max_indent (GtkXText *xtext, int max_auto_indent);
void gtk_xtext_set_max_lines (GtkXText *xtext, int max_lines);
void gtk_xtext_set_show_marker (GtkXText *xtext, gboolean show_marker);
void gtk_xtext_set_show_separator (GtkXText *xtext, gboolean show_separator);
void gtk_xtext_set_thin_separator (GtkXText *xtext, gboolean thin_separator);
void gtk_xtext_set_time_stamp (xtext_buffer *buf, gboolean timestamp);
void gtk_xtext_set_tint (GtkXText *xtext, int tint_red, int tint_green, int tint_blue);
void gtk_xtext_set_urlcheck_function (GtkXText *xtext, int (*urlcheck_function) (GtkWidget *, char *));
void gtk_xtext_set_wordwrap (GtkXText *xtext, gboolean word_wrap);

xtext_buffer *gtk_xtext_buffer_new (GtkXText *xtext);
void gtk_xtext_buffer_free (xtext_buffer *buf);
void gtk_xtext_buffer_show (GtkXText *xtext, xtext_buffer *buf, int render);
GtkType gtk_xtext_get_type (void);


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