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Redo screen.c functions to make them readable and more flexible. Make scroll mode only redraw waht it needs.

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This commit is contained in:
Nicholas Marriott
2007-11-21 18:24:49 +00:00
parent df158734c2
commit 24c39950ff
6 changed files with 333 additions and 89 deletions
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32
tmux.h
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@ -1,4 +1,4 @@
/* $Id: tmux.h,v 1.87 2007-11-21 15:35:53 nicm Exp $ */
/* $Id: tmux.h,v 1.88 2007-11-21 18:24:49 nicm Exp $ */
/*
* Copyright (c) 2007 Nicholas Marriott <nicm@users.sourceforge.net>
@ -378,6 +378,21 @@ struct screen {
int mode;
};
/* Screen redraw context. */
struct screen_draw_ctx {
struct screen *s;
struct buffer *b;
u_int cx;
u_int cy;
u_int ox;
u_int oy;
u_int attr;
u_int colr;
};
/* Screen display access macros. */
#define screen_x(s, x) (x)
#define screen_y(s, y) ((s)->hsize + y)
@ -749,8 +764,19 @@ u_char screen_stringcolour(const char *);
void screen_create(struct screen *, u_int, u_int);
void screen_destroy(struct screen *);
void screen_resize(struct screen *, u_int, u_int);
void screen_draw(
struct screen *, struct buffer *, u_int, u_int, u_int, u_int);
void screen_draw_start(struct screen_draw_ctx *,
struct screen *, struct buffer *, u_int, u_int);
void screen_draw_stop(struct screen_draw_ctx *);
void screen_draw_get_cell(struct screen_draw_ctx *,
u_int, u_int, u_char *, u_char *, u_char *);
void screen_draw_move(struct screen_draw_ctx *, u_int, u_int);
void screen_draw_set_attributes(struct screen_draw_ctx *, u_char, u_char);
void screen_draw_cell(struct screen_draw_ctx *, u_int, u_int);
void screen_draw_cells(struct screen_draw_ctx *, u_int, u_int, u_int);
void screen_draw_column(struct screen_draw_ctx *, u_int);
void screen_draw_line(struct screen_draw_ctx *, u_int);
void screen_draw_lines(struct screen_draw_ctx *, u_int, u_int);
void screen_draw_screen(struct screen_draw_ctx *);
void screen_make_lines(struct screen *, u_int, u_int);
void screen_free_lines(struct screen *, u_int, u_int);
void screen_move_lines(struct screen *, u_int, u_int, u_int);