136 lines
3.5 KiB
Python
136 lines
3.5 KiB
Python
|
import os
|
||
|
|
import Image
|
||
|
|
|
||
|
|
class ImageManipulation():
|
||
|
|
|
||
|
|
def __init__(self, main_window) :
|
||
|
|
self.main_window = main_window
|
||
|
|
self.mimes = ('image/png', 'image/jpeg', 'image/gif','image/bmp','image/tiff', )
|
||
|
|
self.items = (
|
||
|
|
{
|
||
|
|
'label': 'Image manipulation',
|
||
|
|
'submenu':
|
||
|
|
(
|
||
|
|
{
|
||
|
|
'label':'Resize 25%',
|
||
|
|
'data': 25,
|
||
|
|
'callback': self.resize,
|
||
|
|
},
|
||
|
|
{
|
||
|
|
'label':'Resize 50%',
|
||
|
|
'data': 50,
|
||
|
|
'callback': self.resize,
|
||
|
|
},
|
||
|
|
{
|
||
|
|
'label':'Resize 75%',
|
||
|
|
'data': 75,
|
||
|
|
'callback': self.resize,
|
||
|
|
},
|
||
|
|
{
|
||
|
|
'type': 'separator',
|
||
|
|
},
|
||
|
|
{
|
||
|
|
'label': 'Rotate 90',
|
||
|
|
'data': Image.ROTATE_90,
|
||
|
|
'callback': self.transpose,
|
||
|
|
},
|
||
|
|
{
|
||
|
|
'label': 'Rotate 180',
|
||
|
|
'data': Image.ROTATE_180,
|
||
|
|
'callback': self.transpose,
|
||
|
|
},
|
||
|
|
{
|
||
|
|
'label': 'Rotate 270',
|
||
|
|
'data': Image.ROTATE_270,
|
||
|
|
'callback': self.transpose,
|
||
|
|
},
|
||
|
|
{
|
||
|
|
'label': 'Flip left to rigth',
|
||
|
|
'data': Image.FLIP_LEFT_RIGHT,
|
||
|
|
'callback': self.transpose,
|
||
|
|
},
|
||
|
|
{
|
||
|
|
'label': 'Flip top to bottom',
|
||
|
|
'data': Image.FLIP_TOP_BOTTOM,
|
||
|
|
'callback': self.transpose,
|
||
|
|
},
|
||
|
|
{
|
||
|
|
'type': 'separator',
|
||
|
|
},
|
||
|
|
{
|
||
|
|
'label': 'Convert',
|
||
|
|
'submenu':
|
||
|
|
(
|
||
|
|
{
|
||
|
|
'label': 'PNG',
|
||
|
|
'data': 'png',
|
||
|
|
'callback': self.convert,
|
||
|
|
},
|
||
|
|
{
|
||
|
|
'label': 'JPEG',
|
||
|
|
'data': 'JPEG',
|
||
|
|
'callback': self.convert,
|
||
|
|
},
|
||
|
|
{
|
||
|
|
'label': 'BMP',
|
||
|
|
'data': 'bmp',
|
||
|
|
'callback': self.convert,
|
||
|
|
},
|
||
|
|
{
|
||
|
|
'label': 'TIFF',
|
||
|
|
'data': 'tiff',
|
||
|
|
'callback': self.convert,
|
||
|
|
},
|
||
|
|
{
|
||
|
|
'label': 'GIF',
|
||
|
|
'data': 'gif',
|
||
|
|
'callback': self.convert,
|
||
|
|
},
|
||
|
|
)
|
||
|
|
}
|
||
|
|
|
||
|
|
)
|
||
|
|
},
|
||
|
|
)
|
||
|
|
|
||
|
|
def get_selection_mimes(self):
|
||
|
|
|
||
|
|
selections = self.main_window.get_active_object()._get_selection_list()
|
||
|
|
is_subset = lambda x:self.main_window.associations_manager.get_mime_type(x) in self.mimes
|
||
|
|
result = filter(is_subset, selections)
|
||
|
|
return result
|
||
|
|
|
||
|
|
def resize(self, widget, percent):
|
||
|
|
for image in self.get_selection_mimes():
|
||
|
|
try:
|
||
|
|
im = Image.open(image)
|
||
|
|
w,h = im.size
|
||
|
|
im.resize(((percent*w)/100,(percent*h)/100), Image.ANTIALIAS).save(image)
|
||
|
|
except IOError:
|
||
|
|
print "cannot resize", image
|
||
|
|
|
||
|
|
|
||
|
|
def transpose(self, widget, method):
|
||
|
|
for image in self.get_selection_mimes():
|
||
|
|
try:
|
||
|
|
im = Image.open(image)
|
||
|
|
im.transpose(method).save(image)
|
||
|
|
except IOError:
|
||
|
|
print "cannot rotate", image
|
||
|
|
|
||
|
|
def convert(self, widget, format):
|
||
|
|
for image in self.get_selection_mimes():
|
||
|
|
try:
|
||
|
|
im = Image.open(image)
|
||
|
|
file_name = '{0}.{1}'.format(os.path.splitext(image)[0], format)
|
||
|
|
im.save(file_name, format=format)
|
||
|
|
except IOError:
|
||
|
|
print "cannot convert", image
|
||
|
|
|
||
|
|
|
||
|
|
def register_plugin(application):
|
||
|
|
|
||
|
|
im = ImageManipulation(application)
|
||
|
|
for item in im.items:
|
||
|
|
application.register_popup_menu_action(im.mimes, application.menu_manager.create_menu_item(item))
|