netsurf/frontends/atari/redrawslots.h
2017-01-19 21:15:08 +00:00

53 lines
1.6 KiB
C

/*
* Copyright 2012 Ole Loots <ole@monochrom.net>
*
* This file is part of NetSurf, http://www.netsurf-browser.org/
*
* NetSurf 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; version 2 of the License.
*
* NetSurf 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, see <http://www.gnu.org/licenses/>.
*/
#ifndef ATARI_REDRAW_SLOTS_H
#define ATARI_REDRAW_SLOTS_H
#include <mt_gem.h>
#include "netsurf/types.h"
/**
* This is the number of redraw requests that the slotlist can store.
* If a redraw is scheduled and all slots are used, the rectangle will
* be merged to one of the existing slots.
*/
#define MAX_REDRW_SLOTS 32
/**
* This struct holds scheduled redraw requests.
*/
struct s_redrw_slots
{
struct rect areas[MAX_REDRW_SLOTS];
short size;
short volatile areas_used;
};
void redraw_slots_init(struct s_redrw_slots * slots, short size);
void redraw_slot_schedule(struct s_redrw_slots * slots, short x0, short y0,
short x1, short y1, bool force);
void redraw_slot_schedule_grect(struct s_redrw_slots * slots, GRECT *area,
bool force);
void redraw_slots_remove_area(struct s_redrw_slots * slots, int i);
void redraw_slots_free(struct s_redrw_slots * slots);
#endif