canvas基础知识练习
canvas基础知识练习
图片缩放
在各个图像上加事件
鼠标画线
canvas上画出坐标集合，并标记新坐标，背景支持放大缩小拖动功能
通过鼠标在canvas上绘制：线、矩形、直线、圆(绘制单个图形)
通过鼠标在canvas上绘制多边形
通过鼠标在canvas上绘制多个图形,图片缩放拖动，坐标转换
在7的基础上优化（未完成）
canvas图像数据查看(eg:图像反色)
React
A declarative, efficient, and flexible JavaScript library for building user interfaces.
🖖 Vue.js is a progressive, incrementally-adoptable JavaScript framework for building UI on the web.
Typescript
TypeScript is a superset of JavaScript that compiles to clean JavaScript output.
An Open Source Machine Learning Framework for Everyone
Django
The Web framework for perfectionists with deadlines.
Laravel
A PHP framework for web artisans
Bring data to life with SVG, Canvas and HTML. 📊📈🎉
JavaScript (JS) is a lightweight interpreted programming language with first-class functions.
Some thing interesting about web. New door for the world.
A server is a program made to process requests and deliver data to clients.
Machine learning is a way of modeling and interpreting data that allows a piece of software to respond intelligently.
Some thing interesting about visualization, use data art
Some thing interesting about game, make everyone happy.
Facebook
We are working to build community through open source technology. NB: members must have two-factor auth.
Microsoft
Open source projects and samples from Microsoft.
Google
Google ❤️ Open Source for everyone.
Alibaba
Alibaba Open Source for everyone
D3
Data-Driven Documents codes.
Tencent
China tencent open source team.