/*
 * draw.h - draw functions header
 *
 * Copyright © 2007-2008 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 <cairo.h>
#include <X11/Xlib.h>
#include <X11/Xft/Xft.h>

typedef enum
{
    AlignLeft,
    AlignRight,
    AlignFlex,
    AlignCenter
} Alignment;

typedef struct
{
    /* Co-ords of upper left corner */
    int x;
    int y;
    int width;
    int height;
} Area;

typedef struct
{
    Display *display;
    Drawable drawable;
    Visual *visual;
    int width;
    int height;
    int phys_screen;
    int depth;
} DrawCtx;

DrawCtx *draw_context_new(Display *, int, int, int, Drawable);
void draw_text(DrawCtx *, Area, Alignment, int, XftFont *, const char *, XColor fg, XColor bg);
void draw_rectangle(DrawCtx *, Area, Bool, XColor);

void draw_graph_init(DrawCtx *, cairo_surface_t **, cairo_t **);
void draw_graph(cairo_t *, int, int, int, int *, int *, int, XColor);
void draw_graph_end(cairo_surface_t *, cairo_t *);
void draw_graph_line(cairo_t *, int, int, int, int *, int, XColor);

void draw_circle(DrawCtx *, int, int, int, Bool, XColor);
void draw_image(DrawCtx *, int, int, int, const char *);
void draw_image_from_argb_data(DrawCtx *, int, int, int, int, int, unsigned char *);
Area draw_get_image_size(const char *filename);
Drawable draw_rotate(DrawCtx *, int, double, int, int);
unsigned short draw_textwidth(Display *, XftFont *, char *);
Alignment draw_get_align(const char *);
XColor draw_color_new(Display *, int, const char *);

#endif
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