def _make_concatenation(self):
"""
depending on activated flags different combination of scripts is called
"""
file_names = self.lstbox.get(0, tk.END)
if len(file_names) < 2: return
image_list = [Image.open(e) for e in file_names]
if self.bs_resize.variable:
if self.bs_concat.variable:
max_width = MergerScripts.find_max_width(image_list)
image_list = MergerScripts.resize_all_tomax(image_list,
max_width,
Image,
is_vertical=True)
else:
max_height = MergerScripts.find_max_height(image_list)
image_list = MergerScripts.resize_all_tomax(image_list,
max_height,
Image,
is_vertical=False)
if self.bs_concat.variable:
result_image = MergerScripts.concatenate_v(image_list,
self.bg_color, Image)
else:
result_image = MergerScripts.concatenate_h(image_list,
self.bg_color, Image)
_path = self.direntry.variable
_path = MergerScripts.make_default_concatenation_path(_path)
self.direntry.variable = _path
result_image.save(f'{self.direntry.variable}', 'PNG')
def _find_widthheight(self):
"""
runs through selected image list, \\
returns width and height in pixels
"""
self.bs_sizes.variable = False
self.bs_sizes.strv.variable = self.bs_sizes.falsestr
file_names = self.lstbox.get(0, tk.END)
if not file_names:
self.width_entry.variable = 'none'
self.height_entry.variable = 'none'
return
image_list = [Image.open(e) for e in file_names]
if self.bs_maxmin.variable:
self.width_entry.variable = MergerScripts.find_max_width(
image_list)
self.height_entry.variable = MergerScripts.find_max_height(
image_list)
else:
self.width_entry.variable = MergerScripts.find_min_width(
image_list)
self.height_entry.variable = MergerScripts.find_min_height(
image_list)
def test_find_max_width(self):
expected = 256
actual = MergerScripts.find_max_width(self.images)
assert expected == actual