/usr/share/mypaint/gui/brushcreationwidget.py is in mypaint 1.1.0-3.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
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# Copyright (C) 2009 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.
import os
import gtk
from gtk import gdk
from gettext import gettext as _
import lib.document
import tileddrawwidget, brushmanager, dialogs
from document import CanvasController
from canvasevent import FreehandOnlyMode
def startfile(path):
import os
import platform
if platform.system == 'Windows':
os.startfile(path)
else:
os.system("xdg-open " + path)
class BrushManipulationWidget(gtk.VBox):
""" """
def __init__(self, app, brushicon_editor):
gtk.VBox.__init__(self)
self.app = app
self.bm = app.brushmanager
self.brushicon_editor = brushicon_editor
self.init_widgets()
self.bm.selected_brush_observers.append(self.brush_selected_cb)
def init_widgets(self):
l = self.brush_name_label = gtk.Label()
l.set_text(_('(unnamed brush)'))
l.set_alignment(0.0, 0.0)
self.pack_start(l, expand=False)
hbox = gtk.HBox()
self.pack_start(hbox, expand=False, padding=2)
buttons = [
(self.update_settings_cb, _('Save Settings')),
(self.create_brush_cb, _('Add As New')),
(self.edit_brush_cb, _('Edit Brush Icon')),
(self.rename_brush_cb, _('Rename...')),
(self.delete_brush_cb, _('Remove...')),
]
for clicked_cb, tooltip in buttons:
b = gtk.Button(tooltip)
b.connect('clicked', clicked_cb)
hbox.pack_start(b, expand=False)
def brush_selected_cb(self, managed_brush, brushinfo):
name = managed_brush.name
if name is None:
name = _('(unnamed brush)')
else:
name = name.replace('_', ' ') # XXX safename/unsafename utils?
self.brush_name_label.set_text(name)
def edit_brush_cb(self, window):
self.edit_brush_properties_cb()
def create_brush_cb(self, window):
"""Create and save a new brush based on the current working brush."""
b = brushmanager.ManagedBrush(self.bm)
b.brushinfo = self.app.brush.clone()
b.brushinfo.set_string_property("parent_brush_name", None) #avoid mis-hilight
b.preview = self.brushicon_editor.get_preview_pixbuf()
b.save()
if self.bm.active_groups:
group = self.bm.active_groups[0]
else:
group = brushmanager.DEFAULT_BRUSH_GROUP
brushes = self.bm.get_group_brushes(group, make_active=True)
brushes.insert(0, b)
b.persistent = True # Brush was saved
for f in self.bm.brushes_observers: f(brushes)
self.bm.select_brush(b)
# Pretend that the active app.brush is a child of the new one, for the
# sake of the strokemap and strokes drawn immediately after.
self.app.brush.set_string_property("parent_brush_name", b.name)
def rename_brush_cb(self, window):
src_brush = self.bm.selected_brush
if not src_brush.name:
dialogs.error(self, _('No brush selected!'))
return
dst_name = dialogs.ask_for_name(self, _("Rename Brush"), src_brush.name.replace('_', ' '))
if not dst_name:
return
dst_name = dst_name.replace(' ', '_')
# ensure we don't overwrite an existing brush by accident
dst_deleted = None
for group, brushes in self.bm.groups.iteritems():
for b2 in brushes:
if b2.name == dst_name:
if group == brushmanager.DELETED_BRUSH_GROUP:
dst_deleted = b2
else:
dialogs.error(self, _('A brush with this name already exists!'))
return
print 'renaming brush', repr(src_brush.name), '-->', repr(dst_name)
if dst_deleted:
deleted_brushes = self.bm.get_group_brushes(brushmanager.DELETED_BRUSH_GROUP)
deleted_brushes.remove(dst_deleted)
for f in self.bm.brushes_observers: f(deleted_brushes)
# save src as dst
src_name = src_brush.name
src_brush.name = dst_name
src_brush.save()
src_brush.name = src_name
# load dst
dst_brush = brushmanager.ManagedBrush(self.bm, dst_name, persistent=True)
dst_brush.load()
# replace src with dst (but keep src in the deleted list if it is a stock brush)
self.delete_brush_internal(src_brush, replacement=dst_brush)
self.bm.select_brush(dst_brush)
def update_settings_cb(self, window):
b = self.bm.selected_brush
if not b.name:
dialogs.error(self, _('No brush selected, please use "Add As New" instead.'))
return
b.brushinfo = self.app.brush.clone()
b.save()
def delete_brush_cb(self, window):
b = self.bm.selected_brush
if not b.name:
dialogs.error(self, _('No brush selected!'))
return
if not dialogs.confirm(self, _("Really delete brush from disk?")):
return
self.bm.select_brush(None)
self.delete_brush_internal(b)
def delete_brush_internal(self, b, replacement=None):
for brushes in self.bm.groups.itervalues():
if b in brushes:
idx = brushes.index(b)
if replacement:
brushes[idx] = replacement
else:
del brushes[idx]
for f in self.bm.brushes_observers: f(brushes)
assert b not in brushes, 'Brush exists multiple times in the same group!'
if not b.delete_from_disk():
# stock brush can't be deleted
deleted_brushes = self.bm.get_group_brushes(brushmanager.DELETED_BRUSH_GROUP)
deleted_brushes.insert(0, b)
for f in self.bm.brushes_observers: f(deleted_brushes)
class BrushIconEditorWidget(gtk.VBox):
def __init__(self, app):
gtk.VBox.__init__(self)
self.app = app
self.bm = app.brushmanager
self.set_border_width(8)
self.init_widgets()
self.bm.selected_brush_observers.append(self.brush_selected_cb)
self.set_brush_preview_edit_mode(False)
def init_widgets(self):
button_box = gtk.HBox()
model = lib.document.Document(self.app.brush)
self.tdw = tileddrawwidget.TiledDrawWidget(self.app, model)
self.tdw.set_size_request(brushmanager.preview_w*2, brushmanager.preview_h*2)
self.tdw.scale = 2.0
tdw_box = gtk.HBox()
tdw_box.pack_start(self.tdw, expand=False, fill=False)
tdw_box.pack_start(gtk.Label(), expand=True)
self.pack_start(tdw_box, expand=False, fill=False, padding=3)
self.pack_start(button_box, expand=False, fill=False, padding=3)
ctrlr = CanvasController(self.tdw)
ctrlr.init_pointer_events()
ctrlr.modes.default_mode_class = FreehandOnlyMode
self.brush_preview_edit_mode_button = b = gtk.CheckButton(_('Edit'))
b.connect('toggled', self.brush_preview_edit_mode_cb)
button_box.pack_start(b, expand=False, padding=3)
self.brush_preview_clear_button = b = gtk.Button(_('Clear'))
b.connect('clicked', self.clear_cb)
button_box.pack_start(b, expand=False, padding=3)
self.brush_preview_save_button = b = gtk.Button(_('Save'))
b.connect('clicked', self.update_preview_cb)
button_box.pack_start(b, expand=False, padding=3)
def clear_cb(self, window):
self.tdw.doc.clear_layer()
def brush_preview_edit_mode_cb(self, button):
self.set_brush_preview_edit_mode(button.get_active())
def set_brush_preview_edit_mode(self, edit_mode):
self.brush_preview_edit_mode = edit_mode
self.brush_preview_edit_mode_button.set_active(edit_mode)
self.brush_preview_save_button.set_sensitive(edit_mode)
self.brush_preview_clear_button.set_sensitive(edit_mode)
self.tdw.set_sensitive(edit_mode)
def set_preview_pixbuf(self, pixbuf):
if pixbuf is None:
self.tdw.doc.clear()
else:
self.tdw.doc.load_from_pixbuf(pixbuf)
def get_preview_pixbuf(self):
w, h = brushmanager.preview_w, brushmanager.preview_h
return self.tdw.doc.render_as_pixbuf(0, 0, w, h, alpha=False)
def update_preview_cb(self, window):
pixbuf = self.get_preview_pixbuf()
b = self.bm.selected_brush
if not b.name:
dialogs.error(self, _('No brush selected, please use "Add As New" instead.'))
return
b.preview = pixbuf
b.save()
for brushes in self.bm.groups.itervalues():
if b in brushes:
for f in self.bm.brushes_observers: f(brushes)
def brush_selected_cb(self, managed_brush, brushinfo):
# Update brush icon preview if it is not in edit mode
if not self.brush_preview_edit_mode:
self.set_preview_pixbuf(managed_brush.preview)
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