awesome/draw.h
Uli Schlachter f2cb8d8eb9 C code: save all instead of just one client icons
Clients can provide various icons in their _NET_WM_ICON property. Up to
now we only saved a single one, now we save all of them.

Signed-off-by: Uli Schlachter <psychon@znc.in>
2017-03-07 22:45:49 +01:00

92 lines
2.9 KiB
C

/*
* draw.h - draw functions header
*
* Copyright © 2007-2009 Julien Danjou <julien@danjou.info>
*
* This program 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; either version 2 of the License, or
* (at your option) any later version.
*
* This program 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, write to the Free Software Foundation, Inc.,
* 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
*
*/
#ifndef AWESOME_COMMON_DRAW_H
#define AWESOME_COMMON_DRAW_H
#include <xcb/xcb.h>
#include <cairo.h>
#include <lua.h>
#include <glib.h> /* for GError */
#include "common/array.h"
#include "common/util.h"
typedef struct area_t area_t;
struct area_t
{
/** Co-ords of upper left corner */
int16_t x;
int16_t y;
uint16_t width;
uint16_t height;
};
#define AREA_LEFT(a) ((a).x)
#define AREA_TOP(a) ((a).y)
#define AREA_RIGHT(a) ((a).x + (a).width)
#define AREA_BOTTOM(a) ((a).y + (a).height)
#define AREA_EQUAL(a, b) ((a).x == (b).x && (a).y == (b).y && \
(a).width == (b).width && (a).height == (b).height)
bool draw_iso2utf8(const char *, size_t, char **, ssize_t *);
/** Convert a string to UTF-8.
* \param str The string to convert.
* \param len The string length.
* \param dest The destination string that will be allocated.
* \param dlen The destination string length allocated, can be NULL.
* \return True if the conversion happened, false otherwise. In both case, dest
* and dlen will have value and dest have to be free().
*/
static inline bool
a_iso2utf8(const char *str, ssize_t len, char **dest, ssize_t *dlen)
{
if(draw_iso2utf8(str, len, dest, dlen))
return true;
*dest = a_strdup(str);
if(dlen)
*dlen = len;
return false;
}
static inline void
cairo_surface_array_destroy_surface(cairo_surface_t **s)
{
cairo_surface_destroy(*s);
}
DO_ARRAY(cairo_surface_t *, cairo_surface, cairo_surface_array_destroy_surface)
cairo_surface_t *draw_surface_from_data(int width, int height, uint32_t *data);
cairo_surface_t *draw_dup_image_surface(cairo_surface_t *surface);
cairo_surface_t *draw_load_image(lua_State *L, const char *path, GError **error);
xcb_visualtype_t *draw_find_visual(const xcb_screen_t *s, xcb_visualid_t visual);
xcb_visualtype_t *draw_default_visual(const xcb_screen_t *s);
xcb_visualtype_t *draw_argb_visual(const xcb_screen_t *s);
uint8_t draw_visual_depth(const xcb_screen_t *s, xcb_visualid_t vis);
void draw_test_cairo_xcb(void);
#endif
// vim: filetype=c:expandtab:shiftwidth=4:tabstop=8:softtabstop=4:textwidth=80