smooth_scroll¶

Module Contents¶

`SmoothScroll`	Scroll smoothly
`SmoothMode`	Smooth mode
`SmoothScrollEngineBase`
`FixedStepSmoothScrollEngine`	Scroll smoothly (fixed step)
`AdaptiveSmoothScrollEngine`	Scroll smoothly (time-based, adaptive, HiDPI friendly)

class SmoothScroll(widget: PyQt5.QtWidgets.QScrollArea, orient=Qt.Vertical, dynamicEngineEnabled=True)¶

Scroll smoothly

widget¶

orient¶

dynamicEngineEnabled = True¶

widthThreshold = 2560¶

smoothMode¶

fixedStepScrollEngine¶

adaptiveScrollEngine¶

setDynamicEngineEnabled(isEnabled: bool)¶: set whether to use dynamic engine

setSmoothMode(smoothMode)¶: set smooth mode

wheelEvent(e)¶

class SmoothMode¶

Bases: enum.Enum

Smooth mode

NO_SMOOTH = 0¶

CONSTANT = 1¶

LINEAR = 2¶

QUADRATI = 3¶

COSINE = 4¶

class SmoothScrollEngineBase(widget: PyQt5.QtWidgets.QScrollArea, orient=Qt.Vertical)¶

Bases: PyQt5.QtCore.QObject

widget¶

orient¶

fps = 60¶

duration = 400¶

stepsTotal = 0¶

stepRatio = 1.5¶

acceleration = 1¶

lastWheelEvent = None¶

scrollStamps¶

stepsLeftQueue¶

smoothMoveTimer¶

smoothMode¶

setSmoothMode(smoothMode)¶: set smooth mode

abstract wheelEvent(e: PyQt5.QtGui.QWheelEvent, delta: int)¶

sendScrollEventToScrollBar(totalDelta)¶

class FixedStepSmoothScrollEngine(widget: PyQt5.QtWidgets.QScrollArea, orient=Qt.Vertical)¶

Bases: SmoothScrollEngineBase

Scroll smoothly (fixed step)

wheelEvent(e: PyQt5.QtGui.QWheelEvent, delta: int)¶

class AdaptiveSmoothScrollEngine(widget: PyQt5.QtWidgets.QScrollArea, orient=Qt.Vertical)¶

Bases: SmoothScrollEngineBase

Scroll smoothly (time-based, adaptive, HiDPI friendly)

elapsedTimer¶

maxQueueSize = 3¶

minDuration = 120¶

setSmoothMode(smoothMode)¶: set smooth mode

wheelEvent(e, delta: int)¶