64 lines
1.4 KiB
JavaScript
64 lines
1.4 KiB
JavaScript
//
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// Printer (for copying output)
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//
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function Printer(tty, paper) {
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var tty_writeChar = tty.writeChar;
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tty.writeChar = function(c) {
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tty_writeChar(c);
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switch (c.charCodeAt(0)) {
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case 0:
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case 1:
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case 2:
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case 3:
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case 4: // DOS hook
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case 5:
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case 6:
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case 7: // (BEL) bell
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case 8: // (BS) backspace
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case 9:
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case 11: // (VT) clear EOS
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case 12: // (FF) clear
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case 14: // (SO) normal
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case 15: // (SI) inverse
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case 16:
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case 17: // (DC1) 40-column
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case 18: // (DC2) 80-column
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case 19: // (DC3) stop list
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case 20:
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case 21: // (NAK) quit (disable 80-col card)
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case 22: // (SYN) scroll
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case 23: // (ETB) scroll up
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case 24: // (CAN) disable mousetext
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case 25: // (EM) home
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case 26: // (SUB) clear line
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case 27: // (ESC) enable mousetext
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case 28: // (FS) forward space
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case 29: // (GS) clear EOL
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case 30: // (RS) gotoXY
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case 31:
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break;
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case 10: // (LF) line feed
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case 13: // (CR) return
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paper.appendChild(document.createTextNode('\n'));
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break;
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default:
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paper.appendChild(document.createTextNode(c));
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break;
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}
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if ('normalize' in paper) {
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paper.normalize();
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}
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paper.scrollTop = paper.scrollHeight;
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};
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this.close = function() {
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tty.writeChar = tty_writeChar;
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};
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}
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