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authorDana Jansens <danakj@orodu.net>2002-10-31 06:54:56 +0000
committerDana Jansens <danakj@orodu.net>2002-10-31 06:54:56 +0000
commitdb451d95bf97b8a8e995f031ac98da50606fd3a0 (patch)
tree7d33a3f9c285c4818d27f4b5f68636918147030b /src/color.hh
parent60b016b7fc54a01c19a3ab9a6d127b0509c38f11 (diff)
rename, remove bullshit. ya
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+// -*- mode: C++; indent-tabs-mode: nil; c-basic-offset: 2; -*-
+// Color.hh for Blackbox - an X11 Window manager
+// Copyright (c) 2001 - 2002 Sean 'Shaleh' Perry <shaleh at debian.org>
+// Copyright (c) 1997 - 2000, 2002 Bradley T Hughes <bhughes at trolltech.com>
+//
+// Permission is hereby granted, free of charge, to any person obtaining a
+// copy of this software and associated documentation files (the "Software"),
+// to deal in the Software without restriction, including without limitation
+// the rights to use, copy, modify, merge, publish, distribute, sublicense,
+// and/or sell copies of the Software, and to permit persons to whom the
+// Software is furnished to do so, subject to the following conditions:
+//
+// The above copyright notice and this permission notice shall be included in
+// all copies or substantial portions of the Software.
+//
+// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+// IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+// FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
+// THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+// LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
+// FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
+// DEALINGS IN THE SOFTWARE.
+
+#ifndef COLOR_HH
+#define COLOR_HH
+
+extern "C" {
+#include <X11/Xlib.h>
+}
+
+#include <map>
+#include <string>
+
+class BaseDisplay;
+
+class BColor {
+public:
+ BColor(const BaseDisplay * const _display = 0, unsigned int _screen = ~(0u));
+ BColor(int _r, int _g, int _b,
+ const BaseDisplay * const _display, unsigned int _screen = ~(0u));
+ BColor(const std::string &_name,
+ const BaseDisplay * const _display, unsigned int _screen = ~(0u));
+ ~BColor(void);
+
+ inline const std::string &name(void) const { return colorname; }
+
+ inline int red(void) const { return r; }
+ inline int green(void) const { return g; }
+ inline int blue(void) const { return b; }
+ void setRGB(int _r, int _g, int _b) {
+ deallocate();
+ r = _r;
+ g = _g;
+ b = _b;
+ }
+
+ inline const BaseDisplay *display(void) const { return dpy; }
+ inline unsigned int screen(void) const { return scrn; }
+ void setDisplay(const BaseDisplay * const _display,
+ unsigned int _screen = ~(0u));
+
+ inline bool isAllocated(void) const { return allocated; }
+
+ inline bool isValid(void) const { return r != -1 && g != -1 && b != -1; }
+
+ unsigned long pixel(void) const;
+
+ // operators
+ BColor &operator=(const BColor &c);
+ inline bool operator==(const BColor &c) const
+ { return (r == c.r && b == c.b && b == c.b); }
+ inline bool operator!=(const BColor &c) const
+ { return (! operator==(c)); }
+
+ static void cleanupColorCache(void);
+
+private:
+ void parseColorName(void);
+ void allocate(void);
+ void deallocate(void);
+
+ bool allocated;
+ int r, g, b;
+ unsigned long p;
+ const BaseDisplay *dpy;
+ unsigned int scrn;
+ std::string colorname;
+
+ // global color allocator/deallocator
+ struct RGB {
+ const BaseDisplay* const display;
+ const unsigned int screen;
+ const int r, g, b;
+
+ RGB(void) : display(0), screen(~(0u)), r(-1), g(-1), b(-1) { }
+ RGB(const BaseDisplay * const a, const unsigned int b,
+ const int x, const int y, const int z)
+ : display(a), screen(b), r(x), g(y), b(z) {}
+ RGB(const RGB &x)
+ : display(x.display), screen(x.screen), r(x.r), g(x.g), b(x.b) {}
+
+ inline bool operator==(const RGB &x) const {
+ return display == x.display &&
+ screen == x.screen &&
+ r == x.r && g == x.g && b == x.b;
+ }
+
+ inline bool operator<(const RGB &x) const {
+ unsigned long p1, p2;
+ p1 = (screen << 24 | r << 16 | g << 8 | b) & 0x00ffffff;
+ p2 = (x.screen << 24 | x.r << 16 | x.g << 8 | x.b) & 0x00ffffff;
+ return p1 < p2;
+ }
+ };
+ struct PixelRef {
+ const unsigned long p;
+ unsigned int count;
+ inline PixelRef(void) : p(0), count(0) { }
+ inline PixelRef(const unsigned long x) : p(x), count(1) { }
+ };
+ typedef std::map<RGB,PixelRef> ColorCache;
+ typedef ColorCache::value_type ColorCacheItem;
+ static ColorCache colorcache;
+ static bool cleancache;
+ static void doCacheCleanup(void);
+};
+
+#endif // COLOR_HH