def load_document(self, goghdoc):
self.goghdoc = goghdoc
self.goghdoc.reset_composite()
self.goghview = GoghView(self.goghdoc, self.drawable)
self.reset_cursor()
self.resize_draw_area()
self.goghdoc.command_stack.observer.add_callback(self.reset_window_title)
self.goghview.image_observer.add_callback(self.layers_dialog.reset_images)
self.goghview.image_observer.add_callback(self.invalidate_drawing_area)
self.goghview.size_observer.add_callback(self.resize_draw_area)
self.goghview.size_observer.add_callback(self.layers_dialog.reset_images)
self.layers_dialog.set_document(self.goghdoc)
self.resize_dialog.set_document(self.goghdoc)
self.scale_dialog.set_document(self.goghdoc)
self.reset_window_title()
class GoghWindow:
def get_color_at(self, x, y):
image = self.drawable.get_image(int(x), int(y), 1, 1)
colormap = image.get_colormap()
return colormap.query_color(image.get_pixel(0, 0))
def on_gogh_drawing_window_destroy(self, widget, data=None):
self.save_settings()
gtk.main_quit()
def on_color_select_button_clicked(self, widget, data=None):
self.color_select_dialog.show()
def on_brush_list_menubutton_clicked(self, widget, data=None):
self.brush_management_dialog.show()
def on_layers_button_clicked(self, widget, data=None):
self.layers_dialog.show()
def save_settings(self):
try:
self.brush_manager.save_brush_list()
except:
print _('Could not save the settings')
def on_eventbox_motion_notify_event(self, widget, data=None):
if len(self.goghdoc.layers) == 0:
self.goghview.set_no_cursor()
self.goghview.redraw_image_for_cursor()
self.drawable.set_cursor(gtk.gdk.Cursor(gtk.gdk.X_CURSOR))
return
else:
self.reset_cursor()
x, y = data.get_coords()
x, y = self.goghview.to_model(x, y)
self.goghview.set_cursor(x, y, self.brush_manager.active_brush_data)
if self.is_pressed :
self.brush_stroke.draw_to(x, y, get_pressure(data))
if data.device.source==gtk.gdk.SOURCE_ERASER:
self.brush_manager.select_eraser()
else:
self.brush_manager.unselect_eraser()
self.goghview.redraw_image_for_cursor()
def on_eventbox_leave_notify_event(self, widget, data=None):
self.goghview.set_no_cursor()
self.goghview.redraw_image_for_cursor()
def on_eventbox_button_press_event(self, widget, data=None):
if len(self.goghdoc.layers) == 0:
return
x, y = data.get_coords()
if data.state & gtk.gdk.SHIFT_MASK:
color = self.get_color_at(x, y)
self.color_select_dialog.colorsel.set_current_color(color)
else :
x, y = self.goghview.to_model(x, y)
color = self.color_select_dialog.colorsel.get_current_color()
if self.brush_manager.active_brush_data.brush_type == BrushType.Smudge:
self.brush_stroke = SmudgeBrushStroke(self.goghview, self.layers_dialog.selected_layer_key, self.brush_manager.active_brush_data)
else :
self.brush_stroke = BrushStroke(self.goghview, self.layers_dialog.selected_layer_key, color, self.brush_manager.active_brush_data)
if data.device.source==gtk.gdk.SOURCE_ERASER:
self.brush_stroke.is_erazer= True
self.saved_pixbuf = self.get_selected_layer_pixbuf().copy()
self.brush_stroke.start_draw(x, y)
self.is_pressed = True
def on_eventbox_button_release_event(self, widget, data=None):
if self.is_pressed :
x, y = data.get_coords()
x, y = self.goghview.to_model(x, y)
self.brush_stroke.draw_to(x, y, 0)
self.is_pressed = False
edit_action = EditLayerAction(self.goghdoc, self.layers_dialog.selected_layer_key, self.saved_pixbuf, self.brush_stroke.bounding_rectangle)
self.goghdoc.command_stack.add(edit_action)
self.goghview.image_observer.notify_all(self.brush_stroke.bounding_rectangle, True)
def on_drawing_area_expose_event(self, widget, data=None):
area = data.area
h_adj, v_adj = self.drawarea_scrolled_window.get_hadjustment(), self.drawarea_scrolled_window.get_vadjustment()
x = int(h_adj.get_value())
y = int(v_adj.get_value())
w = int(h_adj.page_size)
h = int(v_adj.page_size)
self.reposition_view()
self.goghview.redraw_image()
def on_undo1_activate(self, widget, data=None):
self.goghdoc.command_stack.undo()
def on_redo1_activate(self, widget, data=None):
self.goghdoc.command_stack.redo()
def on_resize1_activate(self, widget, data=None):
self.resize_dialog.show()
def on_scale1_activate(self, widget, data=None):
self.scale_dialog.show()
def on_quit1_activate(self, widget, data=None):
gtk.main_quit()
def get_view_center_model_coords(self):
xv, yv = self.goghview.x_visible+self.goghview.w_visible/2, self.goghview.y_visible+self.goghview.h_visible/2
return self.goghview.to_model(xv, yv)
def center_view_on_model_point(self, x, y):
xv, yv = self.goghview.to_view(x, y)
w, h = self.goghview.get_size()
self.drawarea_scrolled_window.get_hadjustment().upper = w
self.drawarea_scrolled_window.get_vadjustment().upper = h
self.drawarea_scrolled_window.get_hscrollbar().set_value(xv-self.goghview.w_visible/2)
self.drawarea_scrolled_window.get_vscrollbar().set_value(yv-self.goghview.h_visible/2)
def zoom_in(self):
xc, yc = self.get_view_center_model_coords()
self.goghview.zoom_in()
self.center_view_on_model_point(xc, yc)
self.reset_cursor()
def zoom_out(self):
xc, yc = self.get_view_center_model_coords()
self.goghview.zoom_out()
self.center_view_on_model_point(xc, yc)
self.reset_cursor()
def zoom_normal(self):
xc, yc = self.get_view_center_model_coords()
self.goghview.zoom_normal()
self.center_view_on_model_point(xc, yc)
self.reset_cursor()
def on_zoom_in_button_clicked(self, widget, data=None):
self.zoom_in()
def on_zoom_out_button_clicked(self, widget, data=None):
self.zoom_out()
def on_zoom_in_menuitem_activate(self, widget, data=None):
self.zoom_in()
def on_zoom_out_menuitem_activate(self, widget, data=None):
self.zoom_out()
def on_zoom_normal_menuitem_activate(self, widget, data=None):
self.zoom_normal()
def on_new1_activate(self, widget, data=None):
xml = gtk.glade.XML(get_abspath("glade/goghglade.glade"), root="new_document_dialog")
new_dialog = xml.get_widget("new_document_dialog")
response = new_dialog.run()
width = xml.get_widget("width_spin").get_value_as_int()
height = xml.get_widget("height_spin").get_value_as_int()
if response in (gtk.RESPONSE_CANCEL, gtk.RESPONSE_DELETE_EVENT) :
new_dialog.destroy()
return
width = xml.get_widget("width_spin").get_value_as_int()
height = xml.get_widget("height_spin").get_value_as_int()
new_dialog.destroy()
goghdoc = GoghDoc(width = width, height = height)
self.load_document(goghdoc)
self.goghdoc.add_new_layer()
self.goghdoc.command_stack.clear()
def on_open1_activate(self, widget, data=None):
open_dialog = gtk.FileChooserDialog(_("Open"), self.editor_window, gtk.FILE_CHOOSER_ACTION_OPEN, open_dialog_buttons)
open_dialog.add_filter(self.gogh_filter)
open_dialog.add_filter(self.image_file_filter)
open_dialog.add_filter(self.all_files_filter)
response = open_dialog.run()
if response in (gtk.RESPONSE_CANCEL, gtk.RESPONSE_DELETE_EVENT):
open_dialog.destroy()
return
filename = open_dialog.get_filename()
if open_dialog.get_filter()==self.gogh_filter :
self.load_document_from_gogh_file(filename)
if open_dialog.get_filter()==self.image_file_filter:
self.load_document_from_image_file(filename)
if open_dialog.get_filter()==self.all_files_filter:
self.load_document_from_unknown_file(filename)
open_dialog.destroy()
def load_document_from_gogh_file(self, filename):
f = open(filename, "rb")
goghdoc = pickle.load(f)
f.close()
self.load_document(goghdoc)
self.current_filename = filename
def load_document_from_image_file(self, filename):
pixbuf = gtk.gdk.pixbuf_new_from_file(filename)
pixbuf = pixbuf.add_alpha(False, chr(255), chr(255), chr(255))
goghdoc = GoghDoc(pixbuf = pixbuf)
self.load_document(goghdoc)
def load_document_from_unknown_file(self, filename):
try: self.load_document_from_gogh_file(filename)
except:
try:
self.load_document_from_image_file(filename)
except:
print _('Could not open file: %(filename)s') % {'filename' : filename}
def on_save1_activate(self, widget, data=None):
if not self.goghdoc.has_name() :
self.launch_save_dialog(_("Save"))
else:
self.goghdoc.save(self.goghdoc.document_name)
self.reset_window_title()
def on_save_as1_activate(self, widget, data=None):
self.launch_save_dialog(_("Save As"))
self.reset_window_title()
def launch_save_dialog(self, dialog_title):
save_dialog = SaveDialog(self.goghdoc)
save_dialog.show()
def on_about1_activate(self, widget, data=None):
self.about_dialog.run()
self.about_dialog.hide()
def on_gogh_drawing_window_key_press_event(self, widget, data=None):
if data.keyval==0xFFE1 :
self.drawable.set_cursor(gtk.gdk.Cursor(gtk.gdk.HAND1))
def on_gogh_drawing_window_key_release_event(self, widget, data=None):
if data.keyval==0xFFE1 :
self.reset_cursor()
def invalidate_drawing_area(self, rect, is_for_stroke_finish) :
if not is_for_stroke_finish:
self.drawable.invalidate_rect(rect, False)
def get_selected_layer_pixbuf(self):
return self.goghdoc.layer_for_key(self.layers_dialog.selected_layer_key).pixbuf
def resize_draw_area(self):
w, h = self.goghview.get_size()
self.draw_area.set_size_request(w, h)
self.drawable.invalidate_rect(None, False)
def reset_window_title(self):
caption = _("Gogh - ")+self.goghdoc.document_name
if self.goghdoc.is_changed_since_save():
caption += " *"
self.editor_window.set_title(caption)
def load_document(self, goghdoc):
self.goghdoc = goghdoc
self.goghdoc.reset_composite()
self.goghview = GoghView(self.goghdoc, self.drawable)
self.reset_cursor()
self.resize_draw_area()
self.goghdoc.command_stack.observer.add_callback(self.reset_window_title)
self.goghview.image_observer.add_callback(self.layers_dialog.reset_images)
self.goghview.image_observer.add_callback(self.invalidate_drawing_area)
self.goghview.size_observer.add_callback(self.resize_draw_area)
self.goghview.size_observer.add_callback(self.layers_dialog.reset_images)
self.layers_dialog.set_document(self.goghdoc)
self.resize_dialog.set_document(self.goghdoc)
self.scale_dialog.set_document(self.goghdoc)
self.reset_window_title()
def reposition_view(self):
x = self.drawarea_scrolled_window.get_hadjustment().get_value()
y = self.drawarea_scrolled_window.get_vadjustment().get_value()
w = self.drawarea_scrolled_window.get_hadjustment().page_size
h = self.drawarea_scrolled_window.get_vadjustment().page_size
if self.goghview:
self.goghview.reposition(x, y, w, h)
def __init__(self):
gnome.init(goghglobals.APPNAME, goghglobals.APPVERSION)
enable_devices()
xml = gtk.glade.XML(get_abspath("glade/goghglade.glade"), root="gogh_drawing_window")
xml.signal_autoconnect(self)
xml_about = gtk.glade.XML(get_abspath("glade/goghglade.glade"), root="gogh_about_dialog")
self.about_dialog = xml_about.get_widget("gogh_about_dialog")
self.about_dialog.set_name(goghglobals.APPNAME)
self.about_dialog.set_version(goghglobals.APPVERSION)
self.draw_area = xml.get_widget("drawing_area")
self.drawable = self.draw_area.window
self.drawarea_viewport = xml.get_widget("drawarea_viewport")
self.editor_window = xml.get_widget("gogh_drawing_window")
goghglobals.gogh_main_window = self.editor_window
self.drawarea_scrolled_window = xml.get_widget("drawarea_scrolled_window")
self.brush_manager = BrushManager()
self.layers_dialog = LayersDialog()
self.layers_dialog.assign_check_menu_item(xml.get_widget("show_layer_selection1"))
self.layers_dialog.dialog.add_accel_group(gtk.accel_groups_from_object(self.editor_window)[0])
self.resize_dialog = ResizeDialog()
self.scale_dialog = ScaleDialog()
goghdoc = GoghDoc(width = 400, height = 400)
goghdoc.add_new_layer()
goghdoc.command_stack.clear()
self.load_document(goghdoc)
self.brush_list_button = xml.get_widget("brush_list_menubutton")
self.brush_list_button.set_menu(self.brush_manager.brush_menu)
self.color_select_dialog = ColorDialog()
self.color_select_dialog.assign_check_menu_item(xml.get_widget("show_color_selection1"))
self.brush_manager.brush_selection_observer.add_callback(self.reset_cursor)
self.brush_management_dialog = BrushManagementDialog(self.brush_manager)
self.brush_management_dialog.assign_check_menu_item(xml.get_widget("show_brush_management_dialog1"))
self.is_pressed = False
self.reset_cursor()
self.gogh_filter = gtk.FileFilter()
self.gogh_filter.set_name(_("Gogh Documents"))
self.gogh_filter.add_pattern("*.gogh")
self.gogh_filter.add_pattern("image/gogh")
self.image_file_filter = gtk.FileFilter()
self.image_file_filter.set_name(_("Images"))
self.image_file_filter.add_pattern("*.jpeg")
self.image_file_filter.add_pattern("*.jpg")
self.image_file_filter.add_pattern("*.png")
self.image_file_filter.add_pattern("*.JPEG")
self.image_file_filter.add_pattern("*.JPG")
self.image_file_filter.add_pattern("*.PNG")
self.image_file_filter.add_pattern("image/jpeg")
self.image_file_filter.add_pattern("image/png")
self.all_files_filter = gtk.FileFilter()
self.all_files_filter.set_name(_("All files"))
self.all_files_filter.add_pattern("*")
if len(sys.argv)>1 :
self.load_document_from_unknown_file(sys.argv[1])
self.ignore_invalidate = False
def reset_cursor(self):
#w1, w2 = self.get_cursor_size_range()
#d = max(w1, w2)
#pm = gtk.gdk.Pixmap(None, d+1, d+1,1)
#colormap = gtk.gdk.colormap_get_system()
#black = colormap.alloc_color('black')
#white = colormap.alloc_color('white')
#bgc = pm.new_gc(foreground=black)
#wgc = pm.new_gc(foreground=white)
#pm.draw_rectangle(bgc,True,0,0,d+1,d+1)
#pm.draw_arc(wgc,False, (d-w1)//2, (d-w1)//2, w1, w1, 0, 360*64)
#pm.draw_arc(wgc,False, (d-w2)//2, (d-w2)//2, w2, w2, 0, 360*64)
pixmap = gtk.gdk.Pixmap(None, 1, 1, 1)
color = gtk.gdk.Color()
cursor = gtk.gdk.Cursor(pixmap, pixmap, color, color, 0, 0)
#self.drawable.set_cursor(gtk.gdk.Cursor(pm,pm,gtk.gdk.color_parse('black'), gtk.gdk.color_parse('white'),d//2,d//2))
self.drawable.set_cursor(cursor)
def main(self):
gtk.main()