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85 lines
2.5 KiB
85 lines
2.5 KiB
/**
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* \file canvas_x11.h
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*
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* \brief Ein X11-Canvas
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*
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* Die X11-Implementaton eines Canvas, hier ist ein XImage der Speicherbereich
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* in den geschrieben wird.
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*
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* \author Georg Steffers <georg@steffers.org> [gs]
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*
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* \date 04.12.2003
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*
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* \version ..2002 [gs]: erste funktionierende Implementation
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* \version 04.12.2003 [gs]: beginn der Dokumentation via doxygen
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* \version 19.12.2003 [gs]: draw_text hinzugefügt, es schreibt über
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* XDrawImageString einen Text in meine
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* Window. (Brauche ich für DEBUG-Ausgaben)
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*/
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/*
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* Copyright (C)2003 Georg Steffers
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; either version 2 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software
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* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
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*/
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#ifndef __canvas_x11_h__
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#define __canvas_x11_h__
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#include "xclass.h"
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#include "../canvas.h"
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#include "../event_source.h"
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class disp_x11;
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class canvas_x11 : public canvas {
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friend class disp_x11;
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protected:
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xdisplay* disp;
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xscreen* scr;
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xwindow* win;
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XImage* ximg;
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virtual void create_buffer(void);
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public:
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virtual void draw_text(int x, int y, char* text, int length) {
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XDrawImageString(disp->getdisplay(),
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win->getwindow(),
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scr->getgc(),
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x, y, text, length);
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}
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canvas_x11(unsigned, unsigned);
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virtual ~canvas_x11();
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virtual rasterizer* create_rasterizer(void) {
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return new sw_rasterizer(x_size, y_size, sinfo);
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}
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Display* get_display(void) { return disp->getdisplay(); }
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Window get_window(void) { return win->getwindow(); }
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virtual void open_screen(void) {}
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virtual void blit_screen(void);
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};
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class canvas_x11_factory : public canvas_factory {
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public:
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canvas* create(unsigned xs, unsigned ys) const {
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return new canvas_x11(xs, ys);
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}
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};
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#endif // __canvas_x11_h__
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