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# -*- mode: python; coding: utf-8 -*-
#
# Pigment Python tools
#
# Copyright © 2006, 2007, 2008 Fluendo Embedded S.L.
#
# This library is free software; you can redistribute it and/or
# modify it under the terms of the GNU Lesser General Public
# License as published by the Free Software Foundation; either
# version 2 of the License, or (at your option) any later version.
#
# This library is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
# Lesser General Public License for more details.
#
# You should have received a copy of the GNU Lesser General Public
# License along with this library; if not, write to the
# Free Software Foundation, Inc., 59 Temple Place - Suite 330,
# Boston, MA 02111-1307, USA.
import pgm
from pgm.graph.text import Text
class Console(Text):
def __init__(self):
Text.__init__(self)
self._lines = [""]
self._current_line = 0
self._visible_lines = 5
# default style
self.wrap = pgm.TEXT_WRAP_CHAR
self.font_height = self.height / self._visible_lines * 0.7
self.size = (2.0, 1.0)
self.fg_color = (200, 200, 200, 255)
self.bg_color = (50, 50, 50, 255)
def append_to_current_line(self, text):
self._lines[self._current_line] += text
self._refresh()
def delete_previous_character(self):
pass
def next_line(self):
self._current_line += 1
self._lines.append("")
self._refresh()
def clear(self):
pass
def clear_current_line(self):
pass
def set_visible_lines(self, lines):
self.font_height = self.height / lines
self._visible_lines = lines
self._refresh()
def _refresh(self):
buffer = ""
for line in self._lines[-self._visible_lines:]:
buffer += line
buffer += "\n"
self.label = buffer
if __name__ == "__main__":
import pgm
import gobject
def on_key_press(viewport, event, gl, widget):
if event.type == pgm.KEY_PRESS:
if event.keyval == pgm.keysyms.Escape:
pgm.main_quit()
elif event.keyval == pgm.keysyms.Return:
widget.next_line()
else:
widget.append_to_current_line(unichr(event.keyval))
def on_delete(viewport, event):
pgm.main_quit()
# OpenGL viewport creation
factory = pgm.ViewportFactory('opengl')
gl = factory.create()
gl.title = 'Console widget test'
# Canvas and image drawable creation
canvas = pgm.Canvas()
# Bind the canvas to the OpenGL viewport
gl.set_canvas(canvas)
gl.show()
console_widget = Console()
console_widget.position = (0.2, 0.5, 0.0)
console_widget.visible = True
canvas.add(pgm.DRAWABLE_MIDDLE, console_widget)
# Let's start a mainloop
gl.connect('key-press-event',
on_key_press,
gl,
console_widget)
gl.connect('delete-event', on_delete)
pgm.main()
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