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# This file is part of MyPaint.
# Copyright (C) 2010-2018 by the MyPaint Development Team.
# Copyright (C) 2010-2013 by Martin Renold <martinxyz@gmx.ch>
#
# This program is free software; you can redistribute it and/or modify
# it under the terms of the GNU General Public License as published by
# the Free Software Foundation; either version 2 of the License, or
# (at your option) any later version.
from __future__ import division, print_function
import logging
from gettext import gettext as _
from lib.gibindings import Gtk
from lib.gibindings import Gdk
from lib.gibindings import GLib
from lib.gibindings import Pango
from . import windowing
logger = logging.getLogger(__name__)
class InputTestWindow (windowing.SubWindow):
def __init__(self):
from gui.application import get_app
app = get_app()
super(InputTestWindow, self).__init__(app)
self.last_selected_brush = None
self.set_title(_('Input Device Test'))
self.set_role('Test')
self.connect('map', self.map_cb)
self.connect('unmap', self.unmap_cb)
self._timer_id = 0
self.motion_reports = []
self.motion_event_counter = 0
self.motion_dtime_sample = []
self.last_device = None
self.last_motion_time = 0
# main container
vbox = Gtk.VBox()
self.add(vbox)
table = Gtk.Table(2, 4)
vbox.pack_start(table, False, True, 0)
def add(row, name, value_widget):
l1 = Gtk.Label(label=name)
l1.set_justify(Gtk.Justification.LEFT)
l1.set_alignment(0.0, 0.5)
l2 = value_widget
l2.set_alignment(0.0, 0.5)
table.attach(l1, 0, 1, row, row+1, Gtk.AttachOptions.FILL, 0, 5, 0)
table.attach(l2, 1, 2, row, row+1, Gtk.AttachOptions.FILL, 0, 5, 0)
label = self.pressure_label = Gtk.Label(label=_('(no pressure)'))
add(0, _('Pressure:'), label)
label = self.tilt_label = Gtk.Label(label=_('(no tilt)'))
add(1, _('Tilt:'), label)
label = self.motion_event_counter_label = Gtk.Label()
add(2, 'Motion:', label)
label = self.device_label = Gtk.Label(label=_('(no device)'))
add(3, _('Device:'), label)
label = Gtk.Label(label=_('(No Barrel Rotation)'))
self.barrel_rotation_label = label
add(4, _('Barrel Rotation:'), label)
vbox.pack_start(Gtk.HSeparator(), False, False, 0)
tv = self.tv = Gtk.TextView()
tv.set_editable(False)
tv.modify_font(Pango.FontDescription("Monospace"))
tv.set_cursor_visible(False)
vbox.pack_start(tv, True, True, 0)
self.log = []
def map_cb(self, *junk):
logger.info('Event statistics enabled.')
self.app.doc.tdw.connect("event", self.event_cb)
self.app.drawWindow.connect("event", self.event_cb)
self._timer_id = GLib.timeout_add(
1000, self.second_timer_cb, priority=GLib.PRIORITY_HIGH)
def unmap_cb(self, *junk):
GLib.source_remove(self._timer_id)
self.app.doc.tdw.disconnect_by_func(self.event_cb)
self.app.drawWindow.disconnect_by_func(self.event_cb)
logger.info('Event statistics disabled.')
def second_timer_cb(self):
s = str(self.motion_event_counter)
s += ' events, timestamp spacing: '
if self.motion_dtime_sample:
for dtime in self.motion_dtime_sample:
s += '%d, ' % dtime
s += '...'
else:
s += '-'
self.motion_event_counter_label.set_text(s)
self.motion_event_counter = 0
self.motion_dtime_sample = []
return True
def event2str(self, widget, event):
t = str(getattr(event, 'time', '-'))
msg = '% 6s % 15s' % (
t[-6:],
event.type.value_name.replace('GDK_', ''),
)
if hasattr(event, 'x') and hasattr(event, 'y'):
msg += ' x=% 7.2f y=% 7.2f' % (event.x, event.y)
has_pressure, pressure = event.get_axis(Gdk.AxisUse.PRESSURE)
if has_pressure:
self.pressure_label.set_text('%4.4f' % pressure)
msg += ' pressure=% 4.4f' % pressure
if hasattr(event, 'state'):
msg += ' state=0x%04x' % event.state
if hasattr(event, 'button'):
has_button, button = event.get_button()
if has_button:
msg += ' button=%d' % button
if hasattr(event, 'keyval'):
msg += ' keyval=%s' % event.keyval
if hasattr(event, 'hardware_keycode'):
msg += ' hw_keycode=%s' % event.hardware_keycode
device = getattr(event, 'device', None)
if device:
device = event.get_source_device().get_name()
if self.last_device != device:
self.last_device = device
self.device_label.set_text(device)
has_xtilt, xtilt = event.get_axis(Gdk.AxisUse.XTILT)
has_ytilt, ytilt = event.get_axis(Gdk.AxisUse.YTILT)
if has_xtilt and has_ytilt:
self.tilt_label.set_text('%+4.4f / %+4.4f' % (xtilt, ytilt))
has_barrel_rotation, barrel_rotation = event.get_axis(Gdk.AxisUse.WHEEL)
if has_barrel_rotation:
self.barrel_rotation_label.set_text('%+4.4f' % (barrel_rotation))
if widget is not self.app.doc.tdw:
if widget is self.app.drawWindow:
msg += ' [drawWindow]'
else:
msg += ' [%r]' % widget
return msg
def report(self, msg):
logger.info(msg)
self.log.append(msg)
self.log = self.log[-28:]
GLib.idle_add(
lambda: self.tv.get_buffer().set_text('\n'.join(self.log))
)
def event_cb(self, widget, event):
if event.type == Gdk.EventType.EXPOSE:
return False
msg = self.event2str(widget, event)
motion_reports_limit = 5
if event.type == Gdk.EventType.MOTION_NOTIFY:
if widget is self.app.doc.tdw:
# statistics
dt = event.time - self.last_motion_time
self.motion_event_counter += 1
self.motion_dtime_sample.append(dt)
self.motion_dtime_sample = self.motion_dtime_sample[-10:]
self.last_motion_time = event.time
# report suppression
if len(self.motion_reports) < motion_reports_limit:
self.report(msg) # report first few motion event immediately
self.motion_reports.append(msg)
else:
unreported = self.motion_reports[motion_reports_limit:]
if unreported:
last_report = unreported.pop()
if unreported:
self.report('... MOTION_NOTIFY %d events suppressed'
% len(unreported))
self.report(last_report)
self.motion_reports = []
self.report(msg)
return False
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