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#!/usr/bin/env python
'''
'''
__docformat__ = 'restructuredtext'
__version__ = '$Id$'
import code
import sys
import traceback
import pyglet.event
import pyglet.text
from pyglet.window import key
from pyglet.gl import *
class Console(object):
def __init__(self, width, height, globals=None, locals=None):
self.font = pyglet.text.default_font_factory.get_font('bitstream vera sans mono', 12)
self.lines = []
self.buffer = ''
self.pre_buffer = ''
self.prompt = '>>> '
self.prompt2 = '... '
self.globals = globals
self.locals = locals
self.write_pending = ''
self.width, self.height = (width, height)
self.max_lines = self.height / self.font.glyph_height - 1
self.write('pyglet command console\n')
self.write('Version %s\n' % __version__)
def on_key_press(self, symbol, modifiers):
# TODO cursor control / line editing
if modifiers & key.key.MOD_CTRL and symbol == key.key.C:
self.buffer = ''
self.pre_buffer = ''
return
if symbol == key.key.ENTER:
self.write('%s%s\n' % (self.get_prompt(), self.buffer))
self.execute(self.pre_buffer + self.buffer)
self.buffer = ''
return
if symbol == key.key.BACKSPACE:
self.buffer = self.buffer[:-1]
return
return EVENT_UNHANDLED
def on_text(self, text):
if ' ' <= text <= '~':
self.buffer += text
if 0xae <= ord(text) <= 0xff:
self.buffer += text
def write(self, text):
if self.write_pending:
text = self.write_pending + text
self.write_pending = ''
if type(text) in (str, unicode):
text = text.split('\n')
if text[-1] != '':
self.write_pending = text[-1]
del text[-1]
self.lines = [pyglet.text.layout_text(line.strip(), font=self.font)
for line in text] + self.lines
if len(self.lines) > self.max_lines:
del self.lines[-1]
def execute(self, input):
old_stderr, old_stdout = sys.stderr, sys.stdout
sys.stderr = sys.stdout = self
try:
c = code.compile_command(input, '<pyglet console>')
if c is None:
self.pre_buffer = '%s\n' % input
else:
self.pre_buffer = ''
result = eval(c, self.globals, self.locals)
if result is not None:
self.write('%r\n' % result)
except:
traceback.print_exc()
self.pre_buffer = ''
sys.stderr = old_stderr
sys.stdout = old_stdout
def get_prompt(self):
if self.pre_buffer:
return self.prompt2
return self.prompt
__last = None
def draw(self):
pyglet.text.begin()
glPushMatrix()
glTranslatef(0, self.height, 0)
for line in self.lines[::-1]:
line.draw()
glTranslatef(0, -self.font.glyph_height, 0)
line = self.get_prompt() + self.buffer
if self.__last is None or line != self.__last[0]:
self.__last = (line, pyglet.text.layout_text(line.strip(),
font=self.font))
self.__last[1].draw()
glPopMatrix()
pyglet.text.end()
if __name__ == '__main__':
from pyglet.window import *
from pyglet.window.event import *
from pyglet import clock
w1 = Window(width=600, height=400)
console = Console(w1.width, w1.height)
w1.push_handlers(console)
c = clock.Clock()
glMatrixMode(GL_PROJECTION)
glLoadIdentity()
glOrtho(0, w1.width, 0, w1.height, -1, 1)
glEnable(GL_COLOR_MATERIAL)
glMatrixMode(GL_MODELVIEW)
glClearColor(1, 1, 1, 1)
while not w1.has_exit:
c.set_fps(60)
w1.dispatch_events()
glClear(GL_COLOR_BUFFER_BIT)
console.draw()
w1.flip()
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