箭头与连线把值编码为承担顺序或因果的杆与箭头。纹章与地图北箭头；现代行动号召来自 20 世纪印刷广告。
工作报告、广告与作业中适合顺序、因果、点击诱导、地图流。若每个对象都有箭头时就都没有意义，换一种形式。
Parts
- 标记 — The core mark of 箭头与连线 is 承担顺序或因果的杆与箭头.
- 尺度 — The scale must show zero (or a declared break) and units.
- 轴 — Axis titles name the variable, not a mood.
- 图例 — A legend is weaker than a direct label. Write beside the mark when you can.
- 标签 — Numbers are optional. If comparison is the job, label the ends only.
- 网格 — Keep the grid faint. Data should own the ink.
- 注释 — One annotation sentence. Date the source.
- 外框 — A thin frame. Never a 3-D box.
Variants
- 引线 — Variant 1 of 箭头与连线. Same encoding, different layout.
- 有向边 — Variant 2 of 箭头与连线. Same encoding, different layout.
- 行动号召箭头 — Variant 3 of 箭头与连线. Same encoding, different layout.
- 箭头与连线 4 — Variant 4 of 箭头与连线. Same encoding, different layout.
Labels
- 轴 — On 箭头与连线, make Mark readable.
- 图例 — On 箭头与连线, make Scale readable.
- 标签 — On 箭头与连线, make Axis readable.
- 网格 — On 箭头与连线, make Legend readable.
- 注释 — On 箭头与连线, make Label readable.
箭头与连线: honour 承担顺序或因果的杆与箭头, and switch when 每个对象都有箭头时就都没有意义.