rowsncolumns/grid
Grid
这是一个专为 React 应用设计的高性能数据网格组件。它提供了一个声明式框架，通过使用基于 Canvas 的绘图引擎而非传统的 DOM 节点，来渲染大规模数据集和复杂的表格结构。
该库的核心优势在于其窗口化虚拟化引擎，通过仅渲染网格的可见部分来保持恒定的内存占用。它通过基于坐标的映射将指针交互转换为特定的单元格引用，并支持将外部应用状态和主题直接注入 Canvas 环境，以确保自定义单元格渲染器之间的数据访问一致性。
该网格支持复杂的布局配置，包括冻结行和列、合并单元格以及可调整大小的表头。它还提供了将信息组织成层级化树状结构的工具，以表示嵌套的数据关系。该库以一组 React 原语的形式分发，可集成到现有的 Web 应用中，用于管理复杂数据界面的滚动状态和布局协调。
Features
- Data Grid Components - Ships a high-performance virtualized data grid component designed for React applications.
- High Performance Table Rendering - Renders massive datasets smoothly in the browser using efficient virtualized canvas techniques.
- Viewport-Based Virtualization - Optimizes memory usage by rendering only the visible portion of the grid through a windowed virtualization engine.
- Virtualized Data Rendering - Maintains high performance with massive datasets by rendering only the visible portion of the grid during scrolling.
- Virtualized Data Tables - Optimizes rendering performance by displaying only visible cells to handle massive data volumes efficiently.
- Hierarchical Data Structures - Organizes tabular information into tree-based layouts to represent nested relationships and grouped data sets.
- Declarative Reconciliation Engines - Automatically reconciles grid layout configurations with internal coordinate systems whenever the underlying data structure changes.
- Immediate Mode Canvas Renderers - Provides a high-performance rendering engine that draws grid elements directly onto a canvas using immediate-mode commands.
- Grid Coordinate Mapping - Maps screen coordinates to grid cells to enable precise interaction handling within the virtualized canvas layout.
- React Components - Integrates as a set of React primitives for embedding high-performance grids into existing web applications.
- Declarative UI Frameworks - Provides a declarative framework for defining complex grid structures and hierarchical data relationships.
- Context-Based Theme Injection - Injects application state and themes into the canvas environment using React context providers for consistent data access.
- Hierarchical Data Displays - Provides tools for displaying and navigating nested or grouped information within a tree-based tabular structure.
- Frozen Grid Elements - Supports complex grid configurations including frozen rows, columns, and resizable headers for professional tabular interfaces.
- Programmatic Grid Data Synchronization - Synchronizes scroll positions and grid state with application logic to maintain interface alignment during user interactions.
- Complex Grid Layouts - Enables the development of sophisticated data grids with custom layouts, merged cells, and advanced header configurations.
