1 files changed, 112 insertions, 0 deletions
diff --git a/cholerab/cholerab-live/view.py b/cholerab/cholerab-live/view.py
new file mode 100644
index 00000000..6a75f655
--- /dev/null
+++ b/cholerab/cholerab-live/view.py
@@ -0,0 +1,112 @@
+#!/usr/bin/python2
+
+from curses import *
+import socket
+import threading
+import logging
+log = logging.getLogger('cholerab-curses')
+
+class CursesView(threading.Thread):
+  def addch(self,char):
+    """
+    adds a char at the current cursor position
+    abstraction to the curses win.addch()
+    """
+    try: self.win.addch(char)
+    except: pass
+    self.cholerab.send_char(self.x,self.y,chr(char))
+  def stop(self):
+    #TODO setting back the whole terminal currently does not work correctly, fix me harder
+    self.running = False
+    self.clear()
+    self.win.refresh()
+    nocbreak(); self.scr.keypad(0); echo()
+    #endwin()
+
+  def run(self):
+    """
+    input loop
+
+    TODO add Unicode Input Support
+    """
+    self.running = True
+    def try_move(x,y):
+      if x >= self.width: x = 0;y = y+1
+      if x < 0 : x = self.width-1; y= y-1
+      if y >= self.height : x = x+1;y = 0
+      if y < 0 : x = x-1; y = self.height-1
+      self.win.move(y,x); return x,y
+
+    while self.running:
+      c = self.scr.getch() #get_char(self.scr) 
+                           #TODO UTF8 here, get_wch not yet implemented
+      log.debug("Pressed : %d" % c)
+      if c == KEY_LEFT : self.x -=1
+      elif c == KEY_RIGHT : self.x +=1
+      elif c == KEY_UP : self.y -=1
+      elif c == KEY_DOWN : self.y +=1
+      elif c == ord('q') : self.stop()
+      elif c == 127 or c == KEY_BACKSPACE: 
+        log.info('backspace pressed')
+        self.x -=1; 
+        self.x,self.y = try_move(self.x,self.y)
+        self.addch(ord(' '))
+      elif c == ord('\n'): 
+        log.info('enter pressed')
+        self.y +=1; 
+        self.x,self.y = try_move(self.x,self.y)
+      else : 
+        self.addch(c) 
+        self.x +=1
+      self.x,self.y = try_move(self.x,self.y)
+      self.refresh()
+
+  def write_char(self,x,y,char,user=1):
+    user = user % 3 + 1
+    self.win.addch(y,x,char,color_pair(user))
+    self.win.move(self.y,self.x)
+    self.refresh()
+  def write_str(self,x,y,string,user=1):
+    self.win.addstr(y,x,string,color_pair(user))
+    self.win.move(self.y,self.x)
+    self.refresh()
+  def refresh(self):
+    self.scr.refresh()
+    self.win.refresh()
+  def clear(self):
+    self.win.clear()
+    pass
+  def write_field(self,ar):
+    """
+    writes the whole field with given 2-dimensional array
+    """
+    self.clear()
+    pass
+
+  def __init__(self,height=24,width=80,cholerab=None,scr=None):
+    # TODO handle sessions somehow
+    if scr:
+     self.scr = scr
+    else:
+     self.scr = initscr()
+    start_color()
+    init_pair(1,COLOR_WHITE,COLOR_BLACK)
+    init_pair(2,COLOR_RED,COLOR_BLACK)
+    init_pair(3,COLOR_GREEN,COLOR_BLACK)
+    init_pair(3,COLOR_CYAN,COLOR_BLACK)
+    threading.Thread.__init__(self)
+    self.cholerab = cholerab
+
+    noecho()
+    cbreak()
+    self.scr.keypad(1)
+    try: curs_set(2)
+    except: pass # go home with your non-standard terminals!
+
+    begin_x = 0;begin_y = 0
+    self.height = height
+    self.width = width
+    self.x = 0 ; self.y = 0
+
+    self.win = newwin(height,width,begin_y,begin_x)
+    self.clear()