Move animated text classes into textbox
En Yi
parent
7ddc13fdd1
commit
23be7cf449
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@ -1,18 +1,15 @@
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"""
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This module contains all kinds of animated buttons
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"""This module contains all the buttons used. A base class AnimBox handles the drawing and animation, inherited
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by all the buttons.
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"""
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import math
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import random
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from PyQt5.QtCore import (QAbstractAnimation, Qt, QRectF, QLineF,
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QPropertyAnimation, pyqtProperty, pyqtSignal)
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from PyQt5.QtGui import QPen, QColor
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from PyQt5.QtWidgets import (QGraphicsObject)
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from general import extras
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RANDOMCHAR = "~!@#$%^&*()_+`-=[]\{}|;:'<>,./?\""
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from .textbox import AnimatedText
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class AnimBox(QGraphicsObject):
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@ -27,7 +24,6 @@ class AnimBox(QGraphicsObject):
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self.y = y
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self.width = width
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self.height = height
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#self.text = text
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self.circumference = 2*(width+height)
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# Set up pens for drawing
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@ -54,7 +50,6 @@ class AnimBox(QGraphicsObject):
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self.length = 0
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# Set up the length to be animated
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self.anim = QPropertyAnimation(self, b'length')
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self.anim.setDuration(400) # Animation speed
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self.anim.setStartValue(0)
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for t in range(1, 10):
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self.anim.setKeyValueAt(t / 10, self.logistic_func(t / 10))
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@ -203,66 +198,4 @@ class MenuButton(AnimBox):
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self.buttonClicked.emit(self.text)
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class AnimatedText(QGraphicsObject):
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def __init__(self, text, parent=None):
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super().__init__(parent=parent)
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self.parent = parent
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self.actual_text = text
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self.shown_text = ''
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self.delay = 3
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# Set up pens for drawing
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self.default_pen = QPen()
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self.default_pen.setColor(Qt.white)
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self.randomchar_list = [c for c in RANDOMCHAR]
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self.shown_length = 0
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# Set up the length to be animated
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self.anim = QPropertyAnimation(self, b'shown_length')
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self.anim.setDuration(len(self.actual_text) * 50) # Animation speed
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self.anim.setStartValue(0)
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for t in range(1, 10):
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self.anim.setKeyValueAt(t / 10, (len(self.actual_text) + self.delay) * t/10)
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self.anim.setEndValue(len(self.actual_text) + self.delay)
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self.visibleChanged.connect(self.show_text)
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def show_text(self):
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if self.isVisible():
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self.toggle_anim(True)
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else:
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self.shown_length = 0
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# Toggle the animation to be play forward or backward
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def toggle_anim(self, toggling):
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if toggling:
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self.anim.setDirection(QAbstractAnimation.Forward)
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else:
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self.anim.setDirection(QAbstractAnimation.Backward)
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self.anim.start()
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def boundingRect(self):
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return self.parent.boundingRect()
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def paint(self, painter, style, widget=None):
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painter.setPen(self.default_pen)
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painter.drawText(self.parent.boundingRect(), Qt.AlignCenter, self.shown_text)
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# Defining the length to be drawn as a pyqtProperty
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@pyqtProperty(int)
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def shown_length(self):
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return self._shown_length
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# Determine the length of the four lines to be drawn
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@shown_length.setter
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def shown_length(self, value):
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self._shown_length = value
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text_length = extras.bound_value(0, value-self.delay, len(self.actual_text))
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text = self.actual_text[:text_length]
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random.shuffle(self.randomchar_list)
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text += ''.join(self.randomchar_list[:min(value, 3)])
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self.shown_text = text[:min(self.shown_length, len(self.actual_text))]
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self.update()
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@ -14,6 +14,7 @@ else:
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hs_file = "./sudoku/general/highscore.txt"
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from general import highscore as hs
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from .textbox import AnimatedLabel
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if not os.path.exists(hs_file):
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print('Missing High Score file. Generating one. ')
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@ -228,128 +229,6 @@ class NameInput(QWidget):
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self.nameReceived.emit(name)
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class AnimatedLabel(QLabel):
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"""
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QLabel that a message, which is displayed through animation.
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"""
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def __init__(self, text, speed=75, delay=20, parent=None):
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"""
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Does some text processing, and set up the animation to display the text
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Parameters
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----------
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text: str
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Text to be displayed
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speed : int
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The period at which a new character is printed
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The total time is calculated as length of text * speed
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0 means instant display, like a regular QLabel.
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delay : int
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The number of garbage to be printed before printing the actual text
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parent: QWidget
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Pass into QLabel init method
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"""
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super().__init__(text, parent)
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self.speed = speed
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self.setWordWrap(True)
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self.setContentsMargins(0, 0, 0, 0)
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# Text processing
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# Make sure the garbage does not exceed the length of actual text
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self.actual_text = text
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self.shown_text = ''
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if delay >= 0:
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self.delay = min(delay, len(self.actual_text))
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else:
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self.delay = len(self.actual_text)
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# Find out where the new paragraphs are so that it is retained
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self.splitpoints = []
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current_point = 0
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line_splits = self.actual_text.split('\n')
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for line in line_splits:
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current_point += len(line)
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self.splitpoints.append(current_point)
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current_point += 1
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# Set up the shown text length to be animated
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self.shown_length = 0
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self.anim = QPropertyAnimation(self, b'shown_length')
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self.anim.setDuration(len(self.actual_text) * speed)
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self.anim.setStartValue(0)
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self.anim.setEndValue(len(self.actual_text) + self.delay)
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#self.setStyleSheet("""
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# color: rgb(0, 255, 0);
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# """)
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self.toggle_anim(True)
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@pyqtProperty(int)
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def shown_length(self):
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"""
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int : The value for the animation
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When the value is set, the text to be printed is generated accordingly.
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It determines whether actual text is to be printed, and retains the
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paragraphs when printing garbage.
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"""
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return self._shown_length
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@shown_length.setter
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def shown_length(self, value):
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self._shown_length = value
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if value < self.delay:
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# All printed text should be garbage
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garbage = [chr(num) for num in
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[random.choice(range(33, 127)) for _ in range(value)]]
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# Retain the paragraphs
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for num in self.splitpoints[:-1]:
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if num < value:
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garbage[num] = '\n'
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self.setText(''.join(garbage))
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else:
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# Printed text contain some actual text
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garbage = [chr(num) for num in
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[random.choice(range(33, 127)) for _ in
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range(min(len(self.actual_text) + self.delay - value, self.delay))]]
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# Retain the paragraphs, but offset by the number of actual text
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non_garbage = value - self.delay
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for num in self.splitpoints[:-1]:
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if num - non_garbage > 0 and num < value:
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garbage[num - non_garbage] = '\n'
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self.setText(self.actual_text[:value - self.delay] + ''.join(garbage))
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def toggle_anim(self, toggling):
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"""
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Toggle the animation to be play forward or backward
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Parameters
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----------
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toggling: bool
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True for forward, False for backward
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"""
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if toggling:
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self.anim.setDirection(QAbstractAnimation.Forward)
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else:
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self.anim.setDirection(QAbstractAnimation.Backward)
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self.anim.start()
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def replace_text(self, new_text):
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self.shown_length = 0
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self.actual_text = new_text
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self.anim.setDuration(len(self.actual_text) * self.speed)
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self.anim.setEndValue(len(self.actual_text) + self.delay)
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self.toggle_anim(True)
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if __name__ == '__main__':
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app = 0
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app = QApplication(sys.argv)
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@ -0,0 +1,196 @@
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import random
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from PyQt5.QtCore import (QAbstractAnimation, Qt, QPropertyAnimation, pyqtProperty)
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from PyQt5.QtGui import QPen
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from PyQt5.QtWidgets import QGraphicsObject, QLabel
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class AnimatedText(QGraphicsObject):
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def __init__(self, text, parent=None):
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super().__init__(parent=parent)
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self.parent = parent
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self.actual_text = text
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self.shown_text = ''
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self.delay = 3
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# Set up pens for drawing
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self.default_pen = QPen()
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self.default_pen.setColor(Qt.white)
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self.shown_length = 0
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# Set up the length to be animated
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self.anim = QPropertyAnimation(self, b'shown_length')
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self.anim.setDuration(len(self.actual_text) * 50) # Animation speed
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self.anim.setStartValue(0)
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for t in range(1, 10):
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self.anim.setKeyValueAt(t / 10, (len(self.actual_text) + self.delay) * t/10)
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self.anim.setEndValue(len(self.actual_text) + self.delay)
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self.visibleChanged.connect(self.show_text)
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def show_text(self):
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if self.isVisible():
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self.toggle_anim(True)
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else:
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self.shown_length = 0
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# Toggle the animation to be play forward or backward
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def toggle_anim(self, toggling):
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if toggling:
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self.anim.setDirection(QAbstractAnimation.Forward)
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else:
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self.anim.setDirection(QAbstractAnimation.Backward)
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self.anim.start()
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def boundingRect(self):
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return self.parent.boundingRect()
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def paint(self, painter, style, widget=None):
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painter.setPen(self.default_pen)
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painter.drawText(self.parent.boundingRect(), Qt.AlignCenter, self.shown_text)
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# Defining the length to be drawn as a pyqtProperty
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@pyqtProperty(int)
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def shown_length(self):
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return self._shown_length
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# Determine the length of the four lines to be drawn
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@shown_length.setter
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def shown_length(self, value):
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self._shown_length = value
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if value < self.delay:
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# All printed text should be garbage
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garbage = [chr(num) for num in
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[random.choice(range(33, 127)) for _ in range(value)]]
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self.shown_text = ''.join(garbage)
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else:
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# Printed text contain some actual text
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garbage = [chr(num) for num in
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[random.choice(range(33, 127)) for _ in
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range(min(len(self.actual_text) + self.delay - value, self.delay))]]
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self.shown_text = self.actual_text[:value - self.delay] + ''.join(garbage)
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self.update()
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class AnimatedLabel(QLabel):
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"""
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QLabel that a message, which is displayed through animation.
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"""
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def __init__(self, text, speed=75, delay=20, parent=None):
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"""
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Does some text processing, and set up the animation to display the text
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Parameters
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----------
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text: str
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Text to be displayed
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speed : int
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The period at which a new character is printed
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The total time is calculated as length of text * speed
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0 means instant display, like a regular QLabel.
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delay : int
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The number of garbage to be printed before printing the actual text
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parent: QWidget
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Pass into QLabel init method
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"""
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super().__init__(text, parent)
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self.speed = speed
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self.setWordWrap(True)
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self.setContentsMargins(0, 0, 0, 0)
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# Text processing
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# Make sure the garbage does not exceed the length of actual text
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self.actual_text = text
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self.shown_text = ''
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if delay >= 0:
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self.delay = min(delay, len(self.actual_text))
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else:
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self.delay = len(self.actual_text)
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# Find out where the new paragraphs are so that it is retained
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self.splitpoints = []
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current_point = 0
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line_splits = self.actual_text.split('\n')
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for line in line_splits:
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current_point += len(line)
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self.splitpoints.append(current_point)
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current_point += 1
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# Set up the shown text length to be animated
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self.shown_length = 0
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self.anim = QPropertyAnimation(self, b'shown_length')
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self.anim.setDuration(len(self.actual_text) * speed)
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self.anim.setStartValue(0)
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self.anim.setEndValue(len(self.actual_text) + self.delay)
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#self.setStyleSheet("""
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# color: rgb(0, 255, 0);
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# """)
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self.toggle_anim(True)
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@pyqtProperty(int)
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def shown_length(self):
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"""
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int : The value for the animation
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When the value is set, the text to be printed is generated accordingly.
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It determines whether actual text is to be printed, and retains the
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paragraphs when printing garbage.
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"""
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return self._shown_length
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@shown_length.setter
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def shown_length(self, value):
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self._shown_length = value
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if value < self.delay:
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# All printed text should be garbage
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garbage = [chr(num) for num in
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[random.choice(range(33, 127)) for _ in range(value)]]
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# Retain the paragraphs
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for num in self.splitpoints[:-1]:
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if num < value:
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garbage[num] = '\n'
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self.setText(''.join(garbage))
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else:
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# Printed text contain some actual text
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garbage = [chr(num) for num in
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[random.choice(range(33, 127)) for _ in
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range(min(len(self.actual_text) + self.delay - value, self.delay))]]
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# Retain the paragraphs, but offset by the number of actual text
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non_garbage = value - self.delay
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for num in self.splitpoints[:-1]:
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if num - non_garbage > 0 and num < value:
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garbage[num - non_garbage] = '\n'
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self.setText(self.actual_text[:value - self.delay] + ''.join(garbage))
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def toggle_anim(self, toggling):
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"""
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Toggle the animation to be play forward or backward
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Parameters
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----------
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toggling: bool
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True for forward, False for backward
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"""
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if toggling:
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self.anim.setDirection(QAbstractAnimation.Forward)
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else:
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self.anim.setDirection(QAbstractAnimation.Backward)
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self.anim.start()
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def replace_text(self, new_text):
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self.shown_length = 0
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self.actual_text = new_text
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self.anim.setDuration(len(self.actual_text) * self.speed)
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self.anim.setEndValue(len(self.actual_text) + self.delay)
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self.toggle_anim(True)
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