# XWUIChartBreakEven

A business chart variant backed by `XWUIChart` that plots cost against revenue so the crossover (break-even) point where the two lines meet is immediately visible. Provide named `series` of `{ x, y }` points and pick a `block` (1-4) and `size` preset.

## Basic Usage

Two named monthly series rendered as a break-even chart.

```example
file: examples/BasicUsage.ts
html: examples/BasicUsage.html
title: Basic Usage
description: Two monthly series drawn as a break-even chart at the md preset.
```

## SaaS Break-Even

Subscription revenue overtaking total cost as users grow, with a text marker at the crossover.

```example
file: examples/SaasUnitEconomics.ts
html: examples/SaasUnitEconomics.html
title: SaaS Break-Even
description: Cost vs subscription revenue across user counts with a break-even text label.
```

## Hardware Break-Even

Heavy fixed manufacturing cost crossed late by sales revenue, marked with a dashed break-even line.

```example
file: examples/HardwareLaunch.ts
html: examples/HardwareLaunch.html
title: Hardware Break-Even
description: Manufacturing cost vs sales revenue across units with a break-even marker.
```

```api
```