2 * draw.h - draw functions header
4 * Copyright © 2007-2008 Julien Danjou <julien@danjou.info>
6 * This program is free software; you can redistribute it and/or modify
7 * it under the terms of the GNU General Public License as published by
8 * the Free Software Foundation; either version 2 of the License, or
9 * (at your option) any later version.
11 * This program is distributed in the hope that it will be useful,
12 * but WITHOUT ANY WARRANTY; without even the implied warranty of
13 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
14 * GNU General Public License for more details.
16 * You should have received a copy of the GNU General Public License along
17 * with this program; if not, write to the Free Software Foundation, Inc.,
18 * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
22 #ifndef AWESOME_COMMON_DRAW_H
23 #define AWESOME_COMMON_DRAW_H
27 #include <X11/Xft/Xft.h>
29 #include "common/util.h"
30 #include "common/list.h"
41 typedef struct Area Area
;
44 /** Co-ords of upper left corner */
52 DO_SLIST(Area
, area
, p_delete
);
54 #define AREA_LEFT(a) ((a).x)
55 #define AREA_TOP(a) ((a).y)
56 #define AREA_RIGHT(a) ((a).x + (a).width)
57 #define AREA_BOTTOM(a) ((a).y + (a).height)
60 area_intersect_area(Area a
, Area b
)
62 return (b
.x
< a
.x
+ a
.width
63 && b
.x
+ b
.width
> a
.x
64 && b
.y
< a
.y
+ a
.height
65 && b
.y
+ b
.height
> a
.y
);
69 area_get_intersect_area(Area a
, Area b
)
75 g
.width
= MIN(a
.x
+ a
.width
, b
.x
+ b
.width
) - g
.x
;
76 g
.height
= MIN(a
.y
+ a
.height
, b
.y
+ b
.height
) - g
.y
;
91 cairo_surface_t
*surface
;
94 DrawCtx
*draw_context_new(Display
*, int, int, int, Drawable
);
95 void draw_context_delete(DrawCtx
*);
97 void draw_text(DrawCtx
*, Area
, Alignment
, int, XftFont
*, char *, XColor fg
, XColor bg
);
98 void draw_rectangle(DrawCtx
*, Area
, Bool
, XColor
);
99 void draw_rectangle_gradient(DrawCtx
*, Area
, int, Bool
, XColor
, XColor
*, XColor
*);
101 void draw_graph_setup(DrawCtx
*);
102 void draw_graph(DrawCtx
*, int, int, int, int *, int *, int, XColor
, XColor
*, XColor
*);
103 void draw_graph_line(DrawCtx
*, int, int, int, int *, int, XColor
, XColor
*, XColor
*);
104 void draw_circle(DrawCtx
*, int, int, int, Bool
, XColor
);
105 void draw_image(DrawCtx
*, int, int, int, const char *);
106 void draw_image_from_argb_data(DrawCtx
*, int, int, int, int, int, unsigned char *);
107 Area
draw_get_image_size(const char *filename
);
108 Drawable
draw_rotate(DrawCtx
*, int, double, int, int);
109 unsigned short draw_textwidth(Display
*, XftFont
*, char *);
110 Alignment
draw_get_align(const char *);
111 Bool
draw_color_new(Display
*, int, const char *, XColor
*);
113 void area_list_remove(Area
**, Area
*);
116 // vim: filetype=c:expandtab:shiftwidth=4:tabstop=8:softtabstop=4:encoding=utf-8:textwidth=80