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Fix image caching

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Move library background color chooser to toolbar
This commit is contained in:
BasioMeusPuga
2018-03-07 22:32:48 +05:30
parent a9dff278b9
commit 4e17ceaa2a
3 changed files with 10 additions and 17 deletions
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13
widgets.py
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@@ -441,18 +441,14 @@ class PliantQGraphicsView(QtWidgets.QGraphicsView):
def loadImage(self, current_image):
# TODO
# Cache 4 images
# For single page view: 1 before, 2 after
# For double page view: 1 before, 1 after
# Move caching to new thread
# Account for IndexErrors
# Image panning with mouse
content = self.parent.metadata['content']
image_paths = [i[1] for i in content.items()]
def generate_image_cache(current_image):
print('Generator hit', self.image_cache, '\n')
print('Building image cache')
current_image_index = image_paths.index(current_image)
for i in (-1, 0, 1, 2):
@@ -468,14 +464,15 @@ class PliantQGraphicsView(QtWidgets.QGraphicsView):
remove_index = self.image_cache.index(remove_value)
refill_pixmap = QtGui.QPixmap()
if remove_index == 0:
self.image_cache.pop(3)
if remove_index == 1:
first_path = self.image_cache[0][0]
self.image_cache.pop(3)
previous_path = image_paths[image_paths.index(first_path) - 1]
refill_pixmap.load(previous_path)
self.image_cache.insert(0, (previous_path, refill_pixmap))
else:
self.image_cache.remove(remove_value)
self.image_cache[0] = self.image_cache[1]
self.image_cache.pop(1)
try:
last_path = self.image_cache[2][0]
next_path = image_paths[image_paths.index(last_path) + 1]