本文整理汇总了Python中kivy.uix.image.Image.to_widget方法的典型用法代码示例。如果您正苦于以下问题：Python Image.to_widget方法的具体用法？Python Image.to_widget怎么用？Python Image.to_widget使用的例子？那么恭喜您, 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kivy.uix.image.Image的用法示例。
在下文中一共展示了Image.to_widget方法的1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: SettingPos
# 需要导入模块: from kivy.uix.image import Image [as 别名]
# 或者: from kivy.uix.image.Image import to_widget [as 别名]
class SettingPos(SettingString):
'''Implementation of a string setting on top of a :class:`SettingItem`.
It is visualized with a :class:`~kivy.uix.label.Label` widget that, when
clicked, will open a :class:`~kivy.uix.popup.Popup` with a
:class:`~kivy.uix.textinput.Textinput` so the user can enter a custom
value.
'''
popup = ObjectProperty(None, allownone=True)
'''(internal) Used to store the current popup when it's shown.
:attr:`popup` is an :class:`~kivy.properties.ObjectProperty` and defaults
to None.
'''
# position = ObjectProperty(None)
'''(internal) Used to store the current textinput from the popup and
to listen for changes.
:attr:`textinput` is an :class:`~kivy.properties.ObjectProperty` and
defaults to None.
'''
pic = StringProperty()
position = StringProperty('50*50')
def __init__(self, **kwargs):
super(SettingPos, self).__init__(**kwargs)
self.img = Image(source=self.pic)
def on_panel(self, instance, value):
if value is None:
return
self.bind(on_release=self._create_popup)
def _dismiss(self, *largs):
if self.popup:
self.popup.dismiss()
self.popup = None
def _register(self, instance, touch):
if self.img.collide_point(*touch.pos):
# self.position = '*'.join([str(p) for p in touch.pos])
# print(touch)
# print(self.img.pos)
# print(self.img.size)
# print(Window.size)
x, y = self.img.to_widget(touch.pos[0], touch.pos[1], True)
x = x - self.img.pos[0] - 20.0
y = y + 68.0
# print('%s * %s' % (x, y))
self.position = str(x) + '*' + str(y)
def _validate(self, instance):
value = self.position
self.value = value
# print(self.value)
self._dismiss()
def _create_popup(self, instance):
# create popup layout
content = BoxLayout(orientation='vertical', spacing='5dp')
# popup_width = min(0.95 * Window.width, dp(500))
self.popup = popup = Popup(
title=self.title, content=content)
pos = [float(c) for c in self.value.split('*')]
scat = ScatterCross(size=(20, 20), size_hint=(None, None), pos=pos)
scat.bind(on_touch_up=self._register)
self.img.add_widget(scat)
content.add_widget(self.img)
content.add_widget(SettingSpacer())
# 2 buttons are created for accept or cancel the current value
btnlayout = BoxLayout(size_hint_y=None, height='50dp', spacing='5dp')
btn = Button(text='Ok')
btn.bind(on_release=self._validate)
btnlayout.add_widget(btn)
btn = Button(text='Cancel')
btn.bind(on_release=self._dismiss)
btnlayout.add_widget(btn)
content.add_widget(btnlayout)
# all done, open the popup !
popup.open()