fluxbox/src/FbTk/GContext.cc

// GContext.cc for FbTk - fluxbox toolkit
// Copyright (c) 2003 - 2006 Henrik Kinnunen (fluxgen at fluxbox dot org)
//
// 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.

// $Id$

#include "GContext.hh"

#include "App.hh"
#include "FbDrawable.hh"
#include "FbPixmap.hh"
#include "Color.hh"
#include "Font.hh"

namespace FbTk {

Display *GContext::m_display = 0;

GContext::GContext(const FbTk::FbDrawable &drawable): 
    m_gc(XCreateGC(drawable.display(), drawable.drawable(), 0, 0)) {
    
    if (m_display == 0)
        m_display = drawable.display();

    setGraphicsExposure(false);
}

GContext::GContext(Drawable drawable):
    m_gc(XCreateGC(m_display != 0 ? m_display : FbTk::App::instance()->display(),
                   drawable,
                   0, 0)) {
    if (m_display == 0)
        m_display = FbTk::App::instance()->display();
    setGraphicsExposure(false);
}

GContext::GContext(Drawable d, const GContext &gc):
    m_gc(XCreateGC(m_display != 0 ? m_display : FbTk::App::instance()->display(),
                   d,
                   0, 0)) {
    if (m_display == 0)
        m_display = FbTk::App::instance()->display();
    setGraphicsExposure(false);
    copy(gc);
}

GContext::~GContext() {
    if (m_gc)
        XFreeGC(m_display, m_gc);
}

/// not implemented!
//void GContext::setFont(const FbTk::Font &font) {
    //!! TODO
//}
void GContext::copy(GC gc) {
    // copy gc with mask: all
    XCopyGC(m_display, gc, ~0, m_gc);
}

void GContext::copy(const GContext &gc) {
    // copy X gc
    copy(gc.gc());
    
    //!! TODO: copy our extended gcontext

}

} // end namespace FbTk