.:F L U X B O X:. - Developer Zone

00001 // GContext.hh for FbTk - fluxbox toolkit
00002 // Copyright (c) 2003 Henrik Kinnunen (fluxgen at users.sourceforge.net)
00003 //
00004 // Permission is hereby granted, free of charge, to any person obtaining a
00005 // copy of this software and associated documentation files (the "Software"),
00006 // to deal in the Software without restriction, including without limitation
00007 // the rights to use, copy, modify, merge, publish, distribute, sublicense,
00008 // and/or sell copies of the Software, and to permit persons to whom the
00009 // Software is furnished to do so, subject to the following conditions:
00010 //
00011 // The above copyright notice and this permission notice shall be included in
00012 // all copies or substantial portions of the Software.
00013 //
00014 // THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
00015 // IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
00016 // FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
00017 // THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
00018 // LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
00019 // FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
00020 // DEALINGS IN THE SOFTWARE.
00021 
00022 // $Id: GContext.hh,v 1.8 2004/01/11 12:53:46 fluxgen Exp $
00023 
00024 #ifndef FBTK_GCONTEXT_HH
00025 #define FBTK_GCONTEXT_HH
00026 
00027 #include "Color.hh"
00028 #include "FbPixmap.hh"
00029 
00030 #include <X11/Xlib.h>
00031 
00032 namespace FbTk {
00033 
00034 class FbDrawable;
00035 class Font;
00036 
00038 class GContext {
00039 public:
00041     explicit GContext(const FbTk::FbDrawable &drawable);
00043     explicit GContext(Drawable drawable);
00044     GContext(Drawable d, const FbTk::GContext &gc);
00045     virtual ~GContext();
00046 
00047     inline void setForeground(const FbTk::Color &color) {
00048         setForeground(color.pixel());
00049     }
00050 
00051     inline void setForeground(long pixel_value) {
00052         XSetForeground(m_display, m_gc,
00053                        pixel_value);
00054     }
00055 
00056     inline void setBackground(const FbTk::Color &color) {
00057         setBackground(color.pixel());
00058     }
00059 
00060     inline void setBackground(long pixel_value) {
00061         XSetBackground(m_display, m_gc, pixel_value);
00062     }
00063 
00065     inline void setFont(const FbTk::Font &) {}
00066 
00068     inline void setFont(int fid) {
00069         XSetFont(m_display, m_gc, fid);
00070     }
00071 
00072     inline void setClipMask(const FbTk::FbPixmap &mask) {
00073         XSetClipMask(m_display, m_gc, mask.drawable());
00074     }
00075 
00076     inline void setClipOrigin(int x, int y) {
00077         XSetClipOrigin(m_display, m_gc, x, y);
00078     }
00079 
00080     inline void setGraphicsExposure(bool value) {
00081         XSetGraphicsExposures(m_display, m_gc, value);
00082     }
00083 
00084     inline void setFunction(int func) {
00085         XSetFunction(m_display, m_gc, func);
00086     }
00087 
00088     inline void setSubwindowMode(int mode) {
00089         XSetSubwindowMode(m_display, m_gc, mode);
00090     }
00091     inline void setFillStyle(int style) {
00092         XSetFillStyle(m_display, m_gc, style);
00093     }
00094     inline void setFillRule(int rule) {
00095         XSetFillRule(m_display, m_gc, rule);
00096     }
00097 
00098     void copy(GC gc);
00099     void copy(const GContext &gc);
00100     inline GContext &operator = (const GContext &copy_gc) { copy(copy_gc); return *this; }
00101     inline GContext &operator = (GC copy_gc) { copy(copy_gc); return *this; }
00102     inline GC gc() const { return m_gc; }
00103 
00104 private:
00105     GContext(const GContext &cont);
00106 
00107     static Display *m_display; // worth caching
00108     GC m_gc;
00109 };
00110 
00111 } // end namespace FbTk
00112 
00113 #endif // FBTK_GCONTEXT_HH
GContext.hh

Fluxbox CVS-Jan-2003
