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# -*- coding: utf-8 -*-
###########################################################################
# OCRFeeder - The complete OCR suite
# Copyright (C) 2009 Joaquim Rocha
#
# 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 3 of the License, or
# (at your option) any later version.
#
# This program 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 General Public License for more details.
#
# You should have received a copy of the GNU General Public License
# along with this program. If not, see <http://www.gnu.org/licenses/>.
###########################################################################
import os.path
from ocrfeeder.util import graphics
import Image
import gobject
from ocrfeeder.util.graphics import getImagePrintSize, getImageResolution
from ocrfeeder.util import TEXT_TYPE, IMAGE_TYPE, ALIGN_LEFT, lib
from pango import WEIGHT_NORMAL, STYLE_NORMAL
class TextData:
def __init__(self, face = 'Sans', size = 12, justification = ALIGN_LEFT, line_space = 0, letter_space = 0, style = STYLE_NORMAL, weight = WEIGHT_NORMAL):
self.face = face
self.size = size
self.line_space = line_space
self.letter_space = letter_space
self.justification = justification
self.style = style
self.weight = weight
self.angle = 0
def convertToDict(self):
dictionary = lib.getDictFromVariables(['face', 'size', 'line_space',
'letter_space', 'justification', 'angle'], self)
dictionary['style'] = repr(self.style).split(' ')[1].strip('PANGO_')
dictionary['weight'] = repr(self.weight).split(' ')[1].strip('PANGO_')
return {'TextData': dictionary}
class DataBox(gobject.GObject):
__gtype_name__ = 'DataBox'
__gsignals__ = {
'changed_x' : (gobject.SIGNAL_RUN_LAST,
gobject.TYPE_NONE,
(gobject.TYPE_INT,)),
'changed_y' : (gobject.SIGNAL_RUN_LAST,
gobject.TYPE_NONE,
(gobject.TYPE_INT,)),
'changed_width' : (gobject.SIGNAL_RUN_LAST,
gobject.TYPE_NONE,
(gobject.TYPE_INT,)),
'changed_height' : (gobject.SIGNAL_RUN_LAST,
gobject.TYPE_NONE,
(gobject.TYPE_INT,)),
'changed_image' : (gobject.SIGNAL_RUN_LAST,
gobject.TYPE_NONE,
(gobject.TYPE_PYOBJECT,)),
'changed_type' : (gobject.SIGNAL_RUN_LAST,
gobject.TYPE_NONE,
(gobject.TYPE_INT,))
}
def __init__(self, x = 0, y = 0, width = 0, height = 0, image = None, type = TEXT_TYPE, text = None):
super(DataBox, self).__init__()
self.x = x
self.y = y
self.width = width
self.height = height
self.image = image
self.setType(type)
self.text_data = TextData()
self.text = text
def configTextData(self, face = 'Sans', size = 12, justification = ALIGN_LEFT, line_space = 1, letter_space = 1):
self.text_data = TextData(face, size, justification, line_space, letter_space)
def setX(self, new_x):
self.x = new_x
self.emit('changed_x', self.x)
def setY(self, new_y):
self.y = new_y
self.emit('changed_y', self.y)
def setWidth(self, new_width):
self.width = new_width
self.emit('changed_width', self.width)
def setHeight(self, new_height):
self.height = new_height
self.emit('changed_height', self.height)
def setImage(self, pixbuf):
self.image = graphics.convertPixbufToImage(pixbuf)
self.emit('changed_image', pixbuf)
def setType(self, new_type):
self.type = new_type
self.emit('changed_type', self.type)
def getType(self):
return self.type
def toogleType(self):
if self.type == TEXT_TYPE:
self.setType(IMAGE_TYPE)
else:
self.setType(TEXT_TYPE)
def setFontFace(self, font_face):
self.text_data.face = font_face
def setFontSize(self, font_size):
self.text_data.size = font_size
def setFontStyle(self, font_style):
self.text_data.style = font_style
def setFontWeight(self, font_weight):
self.text_data.weight = font_weight
def setText(self, text):
self.text = text
def getText(self):
return self.text
def setAngle(self, angle):
self.text_data.angle = angle
def getAngle(self):
return self.text_data.angle
def setTextAlign(self, align_option):
self.text_data.justification = align_option
def setLetterSpacing(self, spacing):
self.text_data.letter_space = spacing
def setLineSpacing(self, spacing):
self.text_data.line_space = spacing
def getX(self):
return self.x
def getY(self):
return self.y
def getWidth(self):
return self.width
def getHeight(self):
return self.height
def getBoundsPrintSize(self, resolution):
x_resolution, y_resolution = float(resolution[0]), float(resolution[1])
x, y, width, height = self.getX(), self.getY(), \
self.getWidth(), self.getHeight()
return x / x_resolution, y / y_resolution, width / x_resolution, height / y_resolution
def convertToDict(self):
dictionary = lib.getDictFromVariables(['x', 'y', 'width',
'height', 'type', 'text'], self)
dictionary['text_data'] = self.text_data.convertToDict()
return {'DataBox': dictionary}
class PageData:
def __init__(self, image_path, data_boxes = []):
image = Image.open(image_path)
self.pixel_width, self.pixel_height = image.size
self.image_path = image_path
self.setSize(getImagePrintSize(image))
self.resolution = getImageResolution(image)
self.data_boxes = data_boxes
def setSize(self, page_size):
self.width, self.height = page_size
self.resolution = self.pixel_width / self.width, self.pixel_height / self.height
def setResolution(self, new_resolution):
self.resolution = new_resolution
def convertToDict(self):
dictionary = lib.getDictFromVariables(['pixel_width', 'pixel_height', 'image_path', 'resolution'], self)
data_boxes_converted = [data_box.convertToDict() for data_box in self.data_boxes]
dictionary['data_boxes'] = data_boxes_converted
return {'PageData': dictionary}
def create_images_dict_from_liststore(list_store):
images_dict = {}
iter = list_store.get_iter_root()
while iter != None:
pixbuf = list_store.get_value(iter, 2)
image_path = list_store.get_value(iter, 0)
images_dict[pixbuf] = image_path
iter = list_store.iter_next(iter)
return images_dict
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