119 lines
2.5 KiB
C++
119 lines
2.5 KiB
C++
#include "solvespace.h"
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#include <stdarg.h>
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void TextWindow::Init(void) {
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ClearScreen();
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ClearCommand();
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}
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void TextWindow::ClearScreen(void) {
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int i, j;
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for(i = 0; i < MAX_ROWS; i++) {
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for(j = 0; j < MAX_COLS; j++) {
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text[i][j] = ' ';
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meta[i][j].color = COLOR_NORMAL;
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meta[i][j].link = NOT_A_LINK;
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}
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}
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row0 = 0;
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rows = 0;
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}
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void TextWindow::Printf(char *fmt, ...) {
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va_list vl;
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va_start(vl, fmt);
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int r, c;
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if(rows < MAX_ROWS) {
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r = rows;
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rows++;
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} else {
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r = row0;
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row0++;
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}
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for(c = 0; c < MAX_COLS; c++) {
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text[r][c] = ' ';
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meta[r][c].link = NOT_A_LINK;
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}
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int color = COLOR_NORMAL;
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c = 0;
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while(*fmt) {
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if(*fmt == '%') {
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fmt++;
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if(*fmt == '\0') goto done;
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switch(*fmt) {
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case 's': {
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char *s = va_arg(vl, char *);
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memcpy(&(text[r][c]), s, strlen(s));
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c += strlen(s);
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break;
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}
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case 'd': {
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int v = va_arg(vl, int);
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sprintf((char *)&(text[r][c]), "%d", v);
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c += strlen((char *)&(text[r][c]));
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text[r][c] = ' ';
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break;
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}
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case '%':
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text[r][c++] = '%';
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break;
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}
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} else {
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if(c >= MAX_COLS) goto done;
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text[r][c++] = *fmt;
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}
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fmt++;
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}
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done:
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va_end(vl);
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}
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void TextWindow::ClearCommand(void) {
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int j;
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for(j = 0; j < MAX_COLS; j++) {
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cmd[j] = ' ';
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}
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memcpy(cmd, "+> ", 3);
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cmdLen = 0;
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cmdInsert = 3;
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}
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void TextWindow::ProcessCommand(char *cmd)
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{
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Printf("command: '%s'", cmd);
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}
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void TextWindow::KeyPressed(int c) {
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if(cmdLen >= MAX_COLS - 10) {
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ClearCommand();
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return;
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}
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if(c == '\n' || c == '\r') {
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cmd[cmdLen+3] = '\0';
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ProcessCommand(cmd+3);
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ClearCommand();
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return;
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} else if(c == 27) {
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ClearCommand();
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} else if(c == 'l' - 'a' + 1) {
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ClearScreen();
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} else if(c == '\b') {
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// backspace, delete from insertion point
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if(cmdInsert <= 3) return;
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memmove(cmd+cmdInsert-1, cmd+cmdInsert, MAX_COLS-cmdInsert);
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cmdLen--;
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cmdInsert--;
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} else {
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cmd[cmdInsert] = c;
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cmdInsert++;
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cmdLen++;
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}
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}
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