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c5badcbe37
This function takes a GdkPixbuf, copies it to a cairo image surface and returns the image surface. Signed-off-by: Uli Schlachter <psychon@znc.in>
73 lines
2.4 KiB
C
73 lines
2.4 KiB
C
/*
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* draw.h - draw functions header
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*
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* Copyright © 2007-2009 Julien Danjou <julien@danjou.info>
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; either version 2 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License along
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* with this program; if not, write to the Free Software Foundation, Inc.,
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* 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
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*
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*/
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#ifndef AWESOME_COMMON_DRAW_H
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#define AWESOME_COMMON_DRAW_H
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#include <xcb/xcb.h>
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#include <cairo.h>
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#include <lua.h>
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#include <glib.h> /* for GError */
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#include "common/array.h"
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#include "common/util.h"
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/* Forward definition */
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typedef struct _GdkPixbuf GdkPixbuf;
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typedef struct area_t area_t;
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struct area_t
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{
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/** Co-ords of upper left corner */
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int16_t x;
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int16_t y;
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uint16_t width;
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uint16_t height;
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};
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#define AREA_LEFT(a) ((a).x)
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#define AREA_TOP(a) ((a).y)
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#define AREA_RIGHT(a) ((a).x + (a).width)
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#define AREA_BOTTOM(a) ((a).y + (a).height)
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#define AREA_EQUAL(a, b) ((a).x == (b).x && (a).y == (b).y && \
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(a).width == (b).width && (a).height == (b).height)
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static inline void
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cairo_surface_array_destroy_surface(cairo_surface_t **s)
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{
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cairo_surface_destroy(*s);
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}
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DO_ARRAY(cairo_surface_t *, cairo_surface, cairo_surface_array_destroy_surface)
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cairo_surface_t *draw_surface_from_data(int width, int height, uint32_t *data);
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cairo_surface_t *draw_dup_image_surface(cairo_surface_t *surface);
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cairo_surface_t *draw_load_image(lua_State *L, const char *path, GError **error);
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cairo_surface_t *draw_surface_from_pixbuf(GdkPixbuf *buf);
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xcb_visualtype_t *draw_find_visual(const xcb_screen_t *s, xcb_visualid_t visual);
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xcb_visualtype_t *draw_default_visual(const xcb_screen_t *s);
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xcb_visualtype_t *draw_argb_visual(const xcb_screen_t *s);
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uint8_t draw_visual_depth(const xcb_screen_t *s, xcb_visualid_t vis);
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void draw_test_cairo_xcb(void);
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#endif
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// vim: filetype=c:expandtab:shiftwidth=4:tabstop=8:softtabstop=4:textwidth=80
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