/*
*
* Conky, a system monitor, based on torsmo
*
* Any original torsmo code is licensed under the BSD license
*
* All code written since the fork of torsmo is licensed under the GPL
*
* Please see COPYING for details
*
* Copyright (c) 2004, Hannu Saransaari and Lauri Hakkarainen
* Copyright (c) 2005-2021 Brenden Matthews, Philip Kovacs, et. al.
* (see AUTHORS)
* All rights reserved.
*
* 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 3 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, see .
*
*/
#ifndef _COLOURS_H
#define _COLOURS_H
#include
#include
#include
#include
#ifdef BUILD_X11
#include "x11.h"
#endif /* BUILD_X11 */
unsigned int adjust_colours(unsigned int);
struct Colour {
uint8_t red;
uint8_t green;
uint8_t blue;
uint8_t alpha;
public:
// Express the color as a 32-bit ARGB integer (alpha in MSB).
uint32_t to_argb32(void) {
uint32_t out;
out = alpha << 24 | red << 16 | green << 8 | blue;
return out;
}
// Construct from a 32-bit ARGB integer (alpha in MSB).
static Colour from_argb32(uint32_t argb);
#ifdef BUILD_X11
unsigned long to_x11_color(Display *display, int screen) {
if(display == nullptr) {
/* cannot work if display is not open */
return 0;
}
XColor xcolor;
xcolor.pixel = 0;
xcolor.red = red * 257;
xcolor.green = green * 257;
xcolor.blue = blue * 257;
if (XAllocColor(display, DefaultColormap(display, screen), &xcolor) == 0) {
//NORM_ERR("can't allocate X color");
return 0;
}
return static_cast(xcolor.pixel);
}
#endif /* BUILD_X11 */
};
extern Colour error_colour;
Colour parse_color(const std::string &colour);
// XXX: when everyone uses C++ strings, remove this C version
Colour parse_color(const char *);
#endif /* _COLOURS_H */