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deer-flow/skills/public/chart-visualization/references/generate_line_chart.md
JeffJiang 4d5fdcb8db Consolidates market and data analysis skills; adds chart viz (#36)
Unifies market analysis, data analysis, and consulting reporting into a comprehensive consulting-analysis skill, enabling a two-phase workflow from analysis framework design to professional report generation. Introduces a DuckDB-based data analysis utility for Excel/CSV files and a chart-visualization skill with a flexible JS interface and extensive chart type documentation. Removes the legacy market analysis skill to streamline report generation and improve extensibility for consulting and data-driven workflows.
2026-02-12 11:08:09 +08:00

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# generate_line_chart — 折线图
## 功能概述
展示时间或连续自变量的趋势,可支持多系列对比,适合 KPI 监控、指标预测、走势分析。
## 输入字段
### 必填
- `data`: array<object>,每条包含 `time`string`value`number多系列时附带 `group`string
### 可选
- `style.lineWidth`: number自定义折线线宽。
- `style.backgroundColor`: string设置背景色。
- `style.palette`: string[],指定系列颜色。
- `style.texture`: string默认 `default`,可选 `default`/`rough`
- `theme`: string默认 `default`,可选 `default`/`academy`/`dark`
- `width`: number默认 `600`
- `height`: number默认 `400`
- `title`: string默认空字符串。
- `axisXTitle`: string默认空字符串。
- `axisYTitle`: string默认空字符串。
## 使用建议
所有系列的时间点应对齐;建议按 ISO 如 `2025-01-01``2025-W01` 格式化;对于高频数据可先聚合到日/周粒度避免过密。
## 返回结果
- 返回折线图 URL并附 `_meta.spec` 供后续编辑。