Class DendrogramRenderer

java.lang.Object

com.arbergashi.charts.render.BaseRenderer

com.arbergashi.charts.render.specialized.DendrogramRenderer

All Implemented Interfaces:

ChartRenderer

public class DendrogramRenderer
extends BaseRenderer

Dendrogram Renderer - ArberGashi Engine. Visualizes hierarchical cluster structures through a tree diagram. Optimized to reduce allocations and to aggregate when input is dense.

Since:

2026-01-01

Version:

1.0.0

Author:

Arber Gashi

Field Summary

Fields inherited from class BaseRenderer

PIXEL_BUF, PIXEL_BUF4

Constructor Summary

Constructors

Constructor	Description
DendrogramRenderer()

Method Summary

Modifier and Type	Method	Description
protected void	drawData(Graphics2D g2, ChartModel model, PlotContext context)	Implementation-specific drawing logic.
DendrogramRenderer	setMultiColor(boolean enabled)	Enables or disables multi-color rendering for supported renderers.

Methods inherited from class BaseRenderer

drawHighlightPoint, drawI18nLabel, drawLabel, getArc, getCachedFont, getCachedGradient, getCachedStroke, getCachedStroke, getCachedStroke, getCubicCurve, getEllipse, getId, getLayerIndex, getLegendColor, getLine, getName, getPathCache, getPointAt, getRect, getRoundRectangle, getSeriesColor, getSeriesStroke, getTheme, getTooltipText, isLegendRequired, isMultiColor, pBuffer, pBuffer4, render, resolveTheme, seriesOrBase, setLayerIndex, setTheme, setupQualityHints, themeAccent, themeAxisLabel, themeBackground, themeBearish, themeBullish, themeForeground, themeGrid, themeSeries

Methods inherited from class Object

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

Methods inherited from interface ChartRenderer

clearHover, createContext, getFocusValues, getPreferredYRange, renderEmptyState, supportsEmptyState

Constructor Details

DendrogramRenderer

public DendrogramRenderer()

Method Details

drawData

protected void drawData(Graphics2D g2,
 ChartModel model,
 PlotContext context)

Description copied from class: BaseRenderer

Implementation-specific drawing logic. Must follow Zero-Allocation rules.

Specified by:

drawData in class BaseRenderer

setMultiColor

public DendrogramRenderer setMultiColor(boolean enabled)

Description copied from class: BaseRenderer

Enables or disables multi-color rendering for supported renderers.

Overrides:

setMultiColor in class BaseRenderer

Parameters:

enabled - true to enable multi-color mode

Returns:

this renderer for chaining