mirror of
https://github.com/rricharz/Tek4010.git
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109 lines
3.3 KiB
C
Executable File
109 lines
3.3 KiB
C
Executable File
/*
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* ards.c
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*
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* ARDS option for tek4010 graphics emulator
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*
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* Copyright 2019 Lars Brinkhoff
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*
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* https://github.com/rricharz/Tek4010
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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., 51 Franklin Street, Fifth Floor, Boston,
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* MA 02110-1301, USA.
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*
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*/
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#include <stdio.h>
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#include <stdlib.h>
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#include <string.h>
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#include <termios.h>
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#include <sys/ioctl.h>
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#include <sys/types.h>
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#include <sys/wait.h>
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#include <unistd.h>
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#include <errno.h>
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#include <sys/time.h>
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#include "main.h"
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#include "tube.h"
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static long startPaintTime;
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void ards_draw(cairo_t *cr, cairo_t *cr2, int first)
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// draw onto the main window using cairo
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// cr is used for persistent drawing, cr2 for temporary drawing
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{
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int ch;
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refreshCount++; // to calculate the average refresh rate
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if (first) {
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first = 0;
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int actualWidth;
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if (argFull) {
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efactor = windowHeight / 780.0;
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actualWidth = (int)(efactor * 1024.0);
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eoffx = (windowWidth - actualWidth) / 2;
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refresh_interval = (int)(30.0 * efactor * efactor);
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}
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else {
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efactor = 1.0;
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actualWidth = windowWidth;
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eoffx = 0;
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refresh_interval = 30;
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}
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hDotsPerChar = actualWidth / 74;
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vDotsPerChar = windowHeight / 35;
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windowWidth = actualWidth;
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// printf("Scaling: %0.2f\n", efactor);
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// printf("Offset: %d\n",eoffx);
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// printf("Refresh interval: %d\n",refresh_interval);
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}
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startPaintTime = tube_mSeconds(); // start to measure time for this draw operation
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showCursor = 1;
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isBrightSpot = 0;
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// clear the second surface
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tube_clearSecond(cr2);
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// clear persistent surface, if necessary
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if (globaltube_clearPersistent) {
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tube_clearPersistent(cr,cr2);
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}
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tube_setupPainting(cr, cr2, "Monospace", (int)(efactor * 18));
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do {
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ch = tube_getInputChar();
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// decode and act here
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printf("-ARDS mode not yet implemented\n");
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exit(1);
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}
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while (((tube_mSeconds() - startPaintTime) < refresh_interval));
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// display cursor
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if (showCursor && (tube_isInput() == 0)) tube_doCursor(cr2);
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}
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