org.mini2Dx.ui.render

Class ScrollBoxRenderNode

java.lang.Object

org.mini2Dx.ui.render.RenderNode<T,S>

org.mini2Dx.ui.render.ParentRenderNode<ScrollBox,ScrollBoxStyleRule>

org.mini2Dx.ui.render.ScrollBoxRenderNode

All Implemented Interfaces:

ActionableRenderNode, HoverableRenderNode

public class ScrollBoxRenderNode
extends ParentRenderNode<ScrollBox,ScrollBoxStyleRule>
implements ActionableRenderNode

RenderNode implementation for ScrollBox

Field Summary

Fields

Modifier and Type	Field and Description
protected CollisionBox	bottomScrollButton
protected NodeState	bottomScrollButtonState
protected ButtonStyleRule	bottomScrollButtonStyleRule
protected float	boxHeight
protected float	contentHeight
protected CollisionBox	scrollThumb
protected float	scrollThumbPosition
protected NodeState	scrollThumbState
protected ScrollTo	scrollTo
protected CollisionBox	scrollTrack
protected int	scrollTranslationY
protected float	thumbDragStartY
protected CollisionBox	topScrollButton
protected NodeState	topScrollButtonState
protected ButtonStyleRule	topScrollButtonStyleRule

Fields inherited from class org.mini2Dx.ui.render.ParentRenderNode

cachedDirtyUpdateRequired, layers, layoutRuleset

Fields inherited from class org.mini2Dx.ui.render.RenderNode

effects, element, hiddenByLayoutRule, initialLayoutOccurred, initialUpdateOccurred, innerArea, outerArea, parent, preferredContentHeight, preferredContentWidth, rootNode, style, targetOuterArea, xOffset, yOffset, zIndex

Constructor Summary

Constructors

Constructor and Description
ScrollBoxRenderNode(ParentRenderNode<?,?> parent, ScrollBox row)

Method Summary

Modifier and Type	Method and Description
void	beginAction(EventTrigger eventTrigger, EventTriggerParams eventTriggerParams)
protected float	determinePreferredContentHeight(LayoutState layoutState)
protected ScrollBoxStyleRule	determineStyleRule(LayoutState layoutState)
void	endAction(EventTrigger eventTrigger, EventTriggerParams eventTriggerParams)
float	getBoxHeight()
float	getPreferredContentWidth()
float	getPreferredInnerWidth()
float	getScrollContentHeight()
float	getScrollThumbPosition()
boolean	isEnabled()
boolean	isScrollThumbAtBottom()
boolean	isScrollThumbAtTop()
ActionableRenderNode	mouseDown(int screenX, int screenY, int pointer, int button)
boolean	mouseMoved(int screenX, int screenY)
boolean	mouseScrolled(int screenX, int screenY, float amount)
void	mouseUp(int screenX, int screenY, int pointer, int button)
boolean	offerScrollTo(ScrollTo scrollTo)
protected void	renderBackground(Graphics g)
protected void	renderElement(Graphics g)
protected void	renderScrollbar(Graphics g)
void	setScrollThumbPosition(float position) Sets the scroll position
void	update(UiContainerRenderTree uiContainer, float delta)

Methods inherited from class org.mini2Dx.ui.render.ParentRenderNode

addChild, clearChildren, determinePreferredContentWidth, determineXOffset, determineYOffset, getElementById, getLayoutRuleset, initLayoutRuleset, isDirty, isImmediateDirty, layout, removeChild, searchTreeForElementById, setChildDirty, setDirty, setState

Methods inherited from class org.mini2Dx.ui.render.RenderNode

applyEffect, beginFakeHover, beginHover, clearDirty, contains, dispose, endFakeHover, endHover, getContentRenderHeight, getContentRenderWidth, getContentRenderX, getContentRenderY, getElement, getId, getInnerHeight, getInnerRenderHeight, getInnerRenderWidth, getInnerRenderX, getInnerRenderY, getInnerWidth, getInnerX, getInnerY, getOuterHeight, getOuterRenderHeight, getOuterRenderWidth, getOuterRenderX, getOuterRenderY, getOuterWidth, getOuterX, getOuterY, getParent, getPreferredContentHeight, getPreferredInnerHeight, getPreferredOuterHeight, getPreferredOuterWidth, getRelativeX, getRelativeY, getState, getStyle, getXOffset, getYOffset, getZIndex, isChildOfUiContainer, isIncludedInLayout, isIncludedInRender, isInitialLayoutOccurred, isInitialUpdateOccurred, render, setRelativeX, setRelativeY, toString

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, wait, wait, wait

Methods inherited from interface org.mini2Dx.ui.render.ActionableRenderNode

getState, setState

Methods inherited from interface org.mini2Dx.ui.render.HoverableRenderNode

beginHover, contains, endHover, getElement, getId

Field Detail

topScrollButton

protected final CollisionBox topScrollButton

bottomScrollButton

protected final CollisionBox bottomScrollButton

scrollThumb

protected final CollisionBox scrollThumb

scrollTrack

protected final CollisionBox scrollTrack

scrollTo

protected ScrollTo scrollTo

topScrollButtonStyleRule

protected ButtonStyleRule topScrollButtonStyleRule

bottomScrollButtonStyleRule

protected ButtonStyleRule bottomScrollButtonStyleRule

contentHeight

protected float contentHeight

boxHeight

protected float boxHeight

scrollThumbPosition

protected float scrollThumbPosition

topScrollButtonState

protected NodeState topScrollButtonState

bottomScrollButtonState

protected NodeState bottomScrollButtonState

scrollThumbState

protected NodeState scrollThumbState

scrollTranslationY

protected int scrollTranslationY

thumbDragStartY

protected float thumbDragStartY

Constructor Detail

ScrollBoxRenderNode

public ScrollBoxRenderNode(ParentRenderNode<?,?> parent,
                           ScrollBox row)

Method Detail

update

public void update(UiContainerRenderTree uiContainer,
                   float delta)

Overrides:

update in class ParentRenderNode<ScrollBox,ScrollBoxStyleRule>

renderBackground

protected void renderBackground(Graphics g)

Overrides:

renderBackground in class ParentRenderNode<ScrollBox,ScrollBoxStyleRule>

renderScrollbar

protected void renderScrollbar(Graphics g)

renderElement

protected void renderElement(Graphics g)

Overrides:

renderElement in class ParentRenderNode<ScrollBox,ScrollBoxStyleRule>

mouseMoved

public boolean mouseMoved(int screenX,
                          int screenY)

Overrides:

mouseMoved in class ParentRenderNode<ScrollBox,ScrollBoxStyleRule>

mouseDown

public ActionableRenderNode mouseDown(int screenX,
                                      int screenY,
                                      int pointer,
                                      int button)

Overrides:

mouseDown in class ParentRenderNode<ScrollBox,ScrollBoxStyleRule>

mouseUp

public void mouseUp(int screenX,
                    int screenY,
                    int pointer,
                    int button)

Specified by:

mouseUp in interface ActionableRenderNode

Overrides:

mouseUp in class RenderNode<ScrollBox,ScrollBoxStyleRule>

mouseScrolled

public boolean mouseScrolled(int screenX,
                             int screenY,
                             float amount)

Overrides:

mouseScrolled in class ParentRenderNode<ScrollBox,ScrollBoxStyleRule>

determinePreferredContentHeight

protected float determinePreferredContentHeight(LayoutState layoutState)

Overrides:

determinePreferredContentHeight in class ParentRenderNode<ScrollBox,ScrollBoxStyleRule>

beginAction

public void beginAction(EventTrigger eventTrigger,
                        EventTriggerParams eventTriggerParams)

Specified by:

beginAction in interface ActionableRenderNode

endAction

public void endAction(EventTrigger eventTrigger,
                      EventTriggerParams eventTriggerParams)

Specified by:

endAction in interface ActionableRenderNode

determineStyleRule

protected ScrollBoxStyleRule determineStyleRule(LayoutState layoutState)

Specified by:

determineStyleRule in class RenderNode<ScrollBox,ScrollBoxStyleRule>

getScrollThumbPosition

public float getScrollThumbPosition()

setScrollThumbPosition

public void setScrollThumbPosition(float position)

Sets the scroll position

Parameters:

position - A value between 0.0 and 1.0

isScrollThumbAtTop

public boolean isScrollThumbAtTop()

isScrollThumbAtBottom

public boolean isScrollThumbAtBottom()

offerScrollTo

public boolean offerScrollTo(ScrollTo scrollTo)

getPreferredContentWidth

public float getPreferredContentWidth()

Overrides:

getPreferredContentWidth in class RenderNode<ScrollBox,ScrollBoxStyleRule>

getPreferredInnerWidth

public float getPreferredInnerWidth()

Overrides:

getPreferredInnerWidth in class RenderNode<ScrollBox,ScrollBoxStyleRule>

getBoxHeight

public float getBoxHeight()

getScrollContentHeight

public float getScrollContentHeight()

isEnabled

public boolean isEnabled()

Specified by:

isEnabled in interface ActionableRenderNode