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| (Empty) |
| 1 """ | |
| 2 You don't really want to use this module. Try insults.py instead. | |
| 3 """ | |
| 4 | |
| 5 from twisted.internet import protocol | |
| 6 | |
| 7 class InsultsClient(protocol.Protocol): | |
| 8 | |
| 9 escapeTimeout = 0.2 | |
| 10 | |
| 11 def __init__(self): | |
| 12 self.width = self.height = None | |
| 13 self.xpos = self.ypos = 0 | |
| 14 self.commandQueue = [] | |
| 15 self.inEscape = '' | |
| 16 | |
| 17 def setSize(self, width, height): | |
| 18 call = 0 | |
| 19 if self.width: | |
| 20 call = 1 | |
| 21 self.width = width | |
| 22 self.height = height | |
| 23 if call: | |
| 24 self.windowSizeChanged() | |
| 25 | |
| 26 def dataReceived(self, data): | |
| 27 from twisted.internet import reactor | |
| 28 for ch in data: | |
| 29 if ch == '\x1b': | |
| 30 if self.inEscape: | |
| 31 self.keyReceived(ch) | |
| 32 self.inEscape = '' | |
| 33 else: | |
| 34 self.inEscape = ch | |
| 35 self.escapeCall = reactor.callLater(self.escapeTimeout, | |
| 36 self.endEscape) | |
| 37 elif ch in 'ABCD' and self.inEscape: | |
| 38 self.inEscape = '' | |
| 39 self.escapeCall.cancel() | |
| 40 if ch == 'A': | |
| 41 self.keyReceived('<Up>') | |
| 42 elif ch == 'B': | |
| 43 self.keyReceived('<Down>') | |
| 44 elif ch == 'C': | |
| 45 self.keyReceived('<Right>') | |
| 46 elif ch == 'D': | |
| 47 self.keyReceived('<Left>') | |
| 48 elif self.inEscape: | |
| 49 self.inEscape += ch | |
| 50 else: | |
| 51 self.keyReceived(ch) | |
| 52 | |
| 53 def endEscape(self): | |
| 54 ch = self.inEscape | |
| 55 self.inEscape = '' | |
| 56 self.keyReceived(ch) | |
| 57 | |
| 58 def initScreen(self): | |
| 59 self.transport.write('\x1b=\x1b[?1h') | |
| 60 | |
| 61 def gotoXY(self, x, y): | |
| 62 """Go to a position on the screen. | |
| 63 """ | |
| 64 self.xpos = x | |
| 65 self.ypos = y | |
| 66 self.commandQueue.append(('gotoxy', x, y)) | |
| 67 | |
| 68 def writeCh(self, ch): | |
| 69 """Write a character to the screen. If we're at the end of the row, | |
| 70 ignore the write. | |
| 71 """ | |
| 72 if self.xpos < self.width - 1: | |
| 73 self.commandQueue.append(('write', ch)) | |
| 74 self.xpos += 1 | |
| 75 | |
| 76 def writeStr(self, s): | |
| 77 """Write a string to the screen. This does not wrap a the edge of the | |
| 78 screen, and stops at \\r and \\n. | |
| 79 """ | |
| 80 s = s[:self.width-self.xpos] | |
| 81 if '\n' in s: | |
| 82 s=s[:s.find('\n')] | |
| 83 if '\r' in s: | |
| 84 s=s[:s.find('\r')] | |
| 85 self.commandQueue.append(('write', s)) | |
| 86 self.xpos += len(s) | |
| 87 | |
| 88 def eraseToLine(self): | |
| 89 """Erase from the current position to the end of the line. | |
| 90 """ | |
| 91 self.commandQueue.append(('eraseeol',)) | |
| 92 | |
| 93 def eraseToScreen(self): | |
| 94 """Erase from the current position to the end of the screen. | |
| 95 """ | |
| 96 self.commandQueue.append(('eraseeos',)) | |
| 97 | |
| 98 def clearScreen(self): | |
| 99 """Clear the screen, and return the cursor to 0, 0. | |
| 100 """ | |
| 101 self.commandQueue = [('cls',)] | |
| 102 self.xpos = self.ypos = 0 | |
| 103 | |
| 104 def setAttributes(self, *attrs): | |
| 105 """Set the attributes for drawing on the screen. | |
| 106 """ | |
| 107 self.commandQueue.append(('attributes', attrs)) | |
| 108 | |
| 109 def refresh(self): | |
| 110 """Redraw the screen. | |
| 111 """ | |
| 112 redraw = '' | |
| 113 for command in self.commandQueue: | |
| 114 if command[0] == 'gotoxy': | |
| 115 redraw += '\x1b[%i;%iH' % (command[2]+1, command[1]+1) | |
| 116 elif command[0] == 'write': | |
| 117 redraw += command[1] | |
| 118 elif command[0] == 'eraseeol': | |
| 119 redraw += '\x1b[0K' | |
| 120 elif command[0] == 'eraseeos': | |
| 121 redraw += '\x1b[OJ' | |
| 122 elif command[0] == 'cls': | |
| 123 redraw += '\x1b[H\x1b[J' | |
| 124 elif command[0] == 'attributes': | |
| 125 redraw += '\x1b[%sm' % ';'.join(map(str, command[1])) | |
| 126 else: | |
| 127 print command | |
| 128 self.commandQueue = [] | |
| 129 self.transport.write(redraw) | |
| 130 | |
| 131 def windowSizeChanged(self): | |
| 132 """Called when the size of the window changes. | |
| 133 Might want to redraw the screen here, or something. | |
| 134 """ | |
| 135 | |
| 136 def keyReceived(self, key): | |
| 137 """Called when the user hits a key. | |
| 138 """ | |
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Chromium Code Reviews
Issue 12261012:
Remove third_party/twisted_8_1 (Closed)
Base URL: svn://svn.chromium.org/chrome/trunk/tools/build