本文整理汇总了Python中calibre.gui2.library.caches.ThumbnailCache.set_thumbnail_size方法的典型用法代码示例。如果您正苦于以下问题：Python ThumbnailCache.set_thumbnail_size方法的具体用法？Python ThumbnailCache.set_thumbnail_size怎么用？Python ThumbnailCache.set_thumbnail_size使用的例子？那么, 这里精选的方法代码示例或许可以为您提供帮助。您也可以进一步了解该方法所在类calibre.gui2.library.caches.ThumbnailCache的用法示例。
在下文中一共展示了ThumbnailCache.set_thumbnail_size方法的2个代码示例，这些例子默认根据受欢迎程度排序。您可以为喜欢或者感觉有用的代码点赞，您的评价将有助于系统推荐出更棒的Python代码示例。
示例1: GridView
# 需要导入模块: from calibre.gui2.library.caches import ThumbnailCache [as 别名]
# 或者: from calibre.gui2.library.caches.ThumbnailCache import set_thumbnail_size [as 别名]
#.........这里部分代码省略.........
val = pm.scaled(1, 1).toImage().pixel(0, 0)
r, g, b = qRed(val), qGreen(val), qBlue(val)
pal.setBrush(pal.Base, QBrush(pm))
dark = (r + g + b)/3.0 < 128
pal.setColor(pal.Text, QColor(Qt.white if dark else Qt.black))
self.setPalette(pal)
self.delegate.highlight_color = pal.color(pal.Text)
def refresh_settings(self):
size_changed = (
gprefs['cover_grid_width'] != self.delegate.original_width or gprefs['cover_grid_height'] != self.delegate.original_height
)
if (size_changed or gprefs[
'cover_grid_show_title'] != self.delegate.original_show_title or gprefs[
'show_emblems'] != self.delegate.original_show_emblems or gprefs[
'emblem_size'] != self.delegate.orginal_emblem_size or gprefs[
'emblem_position'] != self.delegate.orginal_emblem_position):
self.delegate.set_dimensions()
self.setSpacing(self.delegate.spacing)
if size_changed:
self.delegate.cover_cache.clear()
if gprefs['cover_grid_spacing'] != self.delegate.original_spacing:
self.delegate.calculate_spacing()
self.setSpacing(self.delegate.spacing)
self.set_color()
self.set_thumbnail_cache_image_size()
cs = gprefs['cover_grid_disk_cache_size']
if (cs*(1024**2)) != self.thumbnail_cache.max_size:
self.thumbnail_cache.set_size(cs)
self.update_memory_cover_cache_size()
def set_thumbnail_cache_image_size(self):
dpr = self.device_pixel_ratio
self.thumbnail_cache.set_thumbnail_size(
int(dpr * self.delegate.cover_size.width()), int(dpr*self.delegate.cover_size.height()))
def resizeEvent(self, ev):
self._ncols = None
self.resize_timer.start()
return QListView.resizeEvent(self, ev)
def update_memory_cover_cache_size(self):
try:
sz = self.delegate.item_size
except AttributeError:
return
rows, cols = self.width() // sz.width(), self.height() // sz.height()
num = (rows + 1) * (cols + 1)
limit = max(100, num * max(2, gprefs['cover_grid_cache_size_multiple']))
if limit != self.delegate.cover_cache.limit:
self.delegate.cover_cache.set_limit(limit)
def shown(self):
self.update_memory_cover_cache_size()
if self.render_thread is None:
self.thumbnail_cache.set_database(self.gui.current_db)
self.render_thread = Thread(target=self.render_covers)
self.render_thread.daemon = True
self.render_thread.start()
def render_covers(self):
q = self.delegate.render_queue
while True:
book_id = q.get()
try:
if book_id is None:示例2: GridView
# 需要导入模块: from calibre.gui2.library.caches import ThumbnailCache [as 别名]
# 或者: from calibre.gui2.library.caches.ThumbnailCache import set_thumbnail_size [as 别名]
#.........这里部分代码省略.........
if tex:
from calibre.gui2.preferences.texture_chooser import texture_path
path = texture_path(tex)
if path:
pm = QPixmap(path)
if not pm.isNull():
val = pm.scaled(1, 1).toImage().pixel(0, 0)
r, g, b = qRed(val), qGreen(val), qBlue(val)
pal.setBrush(pal.Base, QBrush(pm))
dark = (r + g + b)/3.0 < 128
pal.setColor(pal.Text, QColor(Qt.white if dark else Qt.black))
self.setPalette(pal)
self.delegate.highlight_color = pal.color(pal.Text)
def refresh_settings(self):
size_changed = (
gprefs['cover_grid_width'] != self.delegate.original_width or
gprefs['cover_grid_height'] != self.delegate.original_height
)
if (size_changed or gprefs['cover_grid_show_title'] != self.delegate.original_show_title or
gprefs['show_emblems'] != self.delegate.original_show_emblems or
gprefs['emblem_size'] != self.delegate.orginal_emblem_size or
gprefs['emblem_position'] != self.delegate.orginal_emblem_position):
self.delegate.set_dimensions()
self.setSpacing(self.delegate.spacing)
if size_changed:
self.delegate.cover_cache.clear()
if gprefs['cover_grid_spacing'] != self.delegate.original_spacing:
self.delegate.calculate_spacing()
self.setSpacing(self.delegate.spacing)
self.set_color()
if size_changed:
dpr = self.device_pixel_ratio
self.thumbnail_cache.set_thumbnail_size(int(dpr * self.delegate.cover_size.width()), int(dpr*self.delegate.cover_size.height()))
cs = gprefs['cover_grid_disk_cache_size']
if (cs*(1024**2)) != self.thumbnail_cache.max_size:
self.thumbnail_cache.set_size(cs)
self.update_memory_cover_cache_size()
def resizeEvent(self, ev):
self.resize_timer.start()
return QListView.resizeEvent(self, ev)
def update_memory_cover_cache_size(self):
try:
sz = self.delegate.item_size
except AttributeError:
return
rows, cols = self.width() // sz.width(), self.height() // sz.height()
num = (rows + 1) * (cols + 1)
limit = max(100, num * max(2, gprefs['cover_grid_cache_size_multiple']))
if limit != self.delegate.cover_cache.limit:
self.delegate.cover_cache.set_limit(limit)
def shown(self):
self.update_memory_cover_cache_size()
if self.render_thread is None:
self.thumbnail_cache.set_database(self.gui.current_db)
self.render_thread = Thread(target=self.render_covers)
self.render_thread.daemon = True
self.render_thread.start()
def render_covers(self):
q = self.delegate.render_queue
while True:
book_id = q.get()