netsurf/framebuffer/fb_gui.h

78 lines
2.0 KiB
C

/*
* Copyright 2008 Vincent Sanders <vince@simtec.co.uk>
*
* 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 NETSURF_FB_GUI_H
#define NETSURF_FB_GUI_H
typedef struct fb_cursor_s fb_cursor_t;
/* bounding box */
typedef struct bbox_s {
int x0;
int y0;
int x1;
int y1;
} bbox_t;
typedef struct framebuffer_s {
int width;
int height;
uint8_t *ptr; /**< Base of video memory. */
int linelen; /**< length of a video line. */
int bpp;
colour palette[256]; /* palette for index modes */
fb_cursor_t *cursor;
} framebuffer_t;
struct gui_window {
struct gui_window *next, *prev; /**< List of windows */
struct browser_window *bw; /**< The browser window connected to this gui window */
int x;
int y;
int width; /**< Window width */
int height; /**< window height */
int scrollx, scrolly; /**< scroll offsets. */
/* Pending window redraw state. */
bool redraw_required; /**< flag indicating the foreground loop
* needs to redraw the window.
*/
bbox_t redraw_box; /**< Area requiring redraw. */
bool pan_required; /**< flag indicating the foreground loop
* needs to pan the window.
*/
int panx, pany; /**< Panning required. */
};
extern framebuffer_t *framebuffer;
extern struct gui_window *window_list;
/* scroll a window */
void fb_window_scroll(struct gui_window *g, int x, int y);
#endif /* NETSURF_FB_GUI_H */
/*
* Local Variables:
* c-basic-offset:8
* End:
*/