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// GContext.hh for FbTk - fluxbox toolkit
// Copyright (c) 2003-2004 Henrik Kinnunen (fluxgen at users.sourceforge.net)
//
// 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.
// $Id: GContext.hh,v 1.12 2004/10/06 06:50:27 fluxgen Exp $
#ifndef FBTK_GCONTEXT_HH
#define FBTK_GCONTEXT_HH
#include "Color.hh"
#include "FbPixmap.hh"
#include <X11/Xlib.h>
namespace FbTk {
class FbDrawable;
class Font;
/// wrapper for X GC
class GContext {
public:
typedef enum JoinStyle { JOINMITER= JoinMiter, JOINROUND= JoinRound, JOINBEVEL= JoinBevel };
typedef enum LineStyle { LINESOLID= LineSolid, LINEONOFFDASH= LineOnOffDash, LINEDOUBLEDASH= LineDoubleDash };
typedef enum CapStyle { CAPNOTLAST= CapNotLast, CAPBUTT= CapButt, CAPROUND= CapRound, CAPPROJECTING= CapProjecting };
/// for FbTk drawable
explicit GContext(const FbTk::FbDrawable &drawable);
/// for X drawable
explicit GContext(Drawable drawable);
GContext(Drawable d, const FbTk::GContext &gc);
virtual ~GContext();
inline void setForeground(const FbTk::Color &color) {
setForeground(color.pixel());
}
inline void setForeground(long pixel_value) {
XSetForeground(m_display, m_gc,
pixel_value);
}
inline void setBackground(const FbTk::Color &color) {
setBackground(color.pixel());
}
inline void setBackground(long pixel_value) {
XSetBackground(m_display, m_gc, pixel_value);
}
inline void setTile(Drawable draw) {
XSetTile(m_display, m_gc, draw);
}
inline void setTile(const FbTk::FbPixmap &draw) {
setTile(draw.drawable());
}
/// not implemented
inline void setFont(const FbTk::Font &) {}
/// set font id
inline void setFont(int fid) {
XSetFont(m_display, m_gc, fid);
}
inline void setClipMask(const FbTk::FbPixmap &mask) {
XSetClipMask(m_display, m_gc, mask.drawable());
}
inline void setClipOrigin(int x, int y) {
XSetClipOrigin(m_display, m_gc, x, y);
}
inline void setGraphicsExposure(bool value) {
XSetGraphicsExposures(m_display, m_gc, value);
}
inline void setFunction(int func) {
XSetFunction(m_display, m_gc, func);
}
inline void setSubwindowMode(int mode) {
XSetSubwindowMode(m_display, m_gc, mode);
}
inline void setFillStyle(int style) {
XSetFillStyle(m_display, m_gc, style);
}
inline void setFillRule(int rule) {
XSetFillRule(m_display, m_gc, rule);
}
inline void setLineAttributes(unsigned int width,
int line_style,
int cap_style,
int join_style) {
XSetLineAttributes(m_display, m_gc, width, line_style, cap_style, join_style);
}
void copy(GC gc);
void copy(const GContext &gc);
inline GContext &operator = (const GContext ©_gc) { copy(copy_gc); return *this; }
inline GContext &operator = (GC copy_gc) { copy(copy_gc); return *this; }
inline GC gc() const { return m_gc; }
private:
GContext(const GContext &cont);
static Display *m_display; // worth caching
GC m_gc;
};
} // end namespace FbTk
#endif // FBTK_GCONTEXT_HH
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