mirror of
https://github.com/Febbweiss/mopidy-touchscreen.git
synced 2026-03-04 22:25:39 +00:00
90 lines
3.2 KiB
Python
90 lines
3.2 KiB
Python
__author__ = 'ander'
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from ..screens.base_screen import BaseScreen
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import traceback
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class ViewPager:
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def __init__(self, size, manager):
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self.size = size
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self.objets_manager = [manager.create_objects_manager(), manager.create_objects_manager(), manager.create_objects_manager()]
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self.pos = 0
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self.manager = manager
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self.next = False
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self.direction = 0
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self.previous = False
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self.speed = self.size[0] / 15
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self.update = False
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self.update_rects = []
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def notify_changed(self):
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try:
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for i in range(0, 3, 1):
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self.manager.set_page_values(self.objets_manager[i], i)
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self.update = True
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except:
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traceback.print_exc()
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def change_to_page(self, page):
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self.direction = page
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self.update = True
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def should_update(self):
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if self.update or len(self.update_rects) > 0:
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return BaseScreen.update_partial
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else:
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return BaseScreen.no_update
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def set_update_rects(self, rects):
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if self.update or self.direction != 0:
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rects += self.objets_manager[0].get_update_rects(True)
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rects += self.objets_manager[1].get_update_rects(True)
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rects += self.objets_manager[2].get_update_rects(True)
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self.shift()
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rects += self.objets_manager[0].get_update_rects(True)
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rects += self.objets_manager[1].get_update_rects(True)
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rects += self.objets_manager[2].get_update_rects(True)
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rects += self.update_rects
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def shift(self):
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if self.direction == 1:
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if -self.pos > self.size[0]:
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self.pos = 0
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self.direction = 0
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aux = self.objets_manager[0]
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self.objets_manager[0] = self.objets_manager[1]
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self.objets_manager[1] = self.objets_manager[2]
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self.objets_manager[2] = aux
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self.notify_changed()
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else:
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self.pos -= self.speed
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self.objets_manager[2].set_horizontal_shift(self.size[0] + self.pos)
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self.objets_manager[1].set_horizontal_shift(self.pos)
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elif self.direction == -1:
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if self.pos > self.size[0]:
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self.pos = 0
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self.direction = 0
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aux = self.objets_manager[2]
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self.objets_manager[2] = self.objets_manager[1]
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self.objets_manager[1] = self.objets_manager[0]
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self.objets_manager[0] = aux
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self.notify_changed()
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else:
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self.pos += self.speed
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self.objets_manager[0].set_horizontal_shift(-self.size[0] + self.pos)
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self.objets_manager[1].set_horizontal_shift(self.pos)
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def render(self, screen, update_type):
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if self.direction != 0:
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self.shift()
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if self.pos != 0:
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if self.direction == 1:
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self.objets_manager[2].render(screen)
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elif self.direction == -1:
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self.objets_manager[0].render(screen)
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else:
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self.update = False
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self.update_rects = self.objets_manager[1].get_update_rects(False)
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self.objets_manager[1].render(screen) |