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Diffstat (limited to 'frontends/atari/redrawslots.h')
-rw-r--r-- | frontends/atari/redrawslots.h | 54 |
1 files changed, 54 insertions, 0 deletions
diff --git a/frontends/atari/redrawslots.h b/frontends/atari/redrawslots.h new file mode 100644 index 000000000..ca72a0172 --- /dev/null +++ b/frontends/atari/redrawslots.h @@ -0,0 +1,54 @@ +/* + * 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 "utils/utils.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 + +struct rect; + +/** + * 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 |