How to use drawing tools? Summary of usage examples of drawing tools

Following the last time I learned the HTML5 path and circle drawing to make a dynamic clock, and the inversion of different-dimensional space to make a moving solar system, in the past two days I have combined the knowledge points of drawing lines, drawing circles, and filling to make a simple Online drawing tool: View DEMO: HTML5 simple online drawing tool functions include free brushes, erasers, text filling, drawing triangles, drawing circles, etc. It feels quite difficult for a novice like me, but I still refer to the information slowly The "fight" came out. Free brush ideas: /******* FREE BRUSH *******/ function dBrush(n){ setStatus(actions,n,1); //When the mouse is pressed var status = 0; canvas.onmousedown=function(e){ e=wi

1.Detailed introduction to the implementation case of HTML5 simple online drawing tool

Introduction: Following the last time I learned how to draw a path and circle in HTML5 to make a dynamic clock, and the inversion of different-dimensional space to make a moving solar system, in these two days I will learn about drawing lines, drawing circles, filling and other knowledge points. Combined to make a simple online drawing tool:

2.Detailed introduction of 7 gorgeous Canvas-based HTML5 animations with pictures and texts

Introduction: Speaking of HTML5, what may impress you more is its Canvas-based animation special effects. Although Canvas is not used in HTML5 It’s not all animated, but the animation is truly astounding. This article collects 7 of the most unforgettable HTML5 Canvas animations, including drawing boards, text, charts, etc. I hope you will like them. 1. HTML5 Canvas drawing tool, which can define brushes and canvases. HTML5 Canvas also has a more practical application, which is the network drawing board, so that we can draw directly on the web page. The HTML5 Ca I want to share today..

3.Through ggplot2

##Introduction: I am learning Mahout recently Recommendation algorithms. After the algorithm model is selected, the effects of these algorithms need to be evaluated, so some drawing tools of R need to be used. This gives people a good intuitive feeling and is also very convincing when reporting to leaders. I referred to Zhang Dan’s blog on the Internet (http://blog.fens.me/hadoop-mahout-recommend-job/), and there are

4 in his blog.php5 UML modeling

Introduction: Today I found a php5 modeling tool given by a buddy in the forum. After testing it, it turned out really good. Let me share the installation process below. This tool is called DIA. The homepage is http://live.gnome.org/Dia is actually a multi-functional drawing tool. You can create UML by installing a UML2php5 plug-in for this tool. 1. First open this thing and download dia:

5.php-I would like to ask what drawing tool is used? ? ? ?

##Introduction: 

6.

canvas Example 3-Online Drawing Tool (6)

Introduction: canvas instance 3-online drawing tool (6)

7.

canvas instance 3-online drawing tool (5)

Introduction: canvas instance 3-online drawing tool (5)

8.

canvas instance 3-online drawing tool (4)

Introduction: canvas instance 3-online drawing tool (4)

9.

canvas instance 3-online drawing tool (3)

Introduction: canvas example 3-online drawing tool (3)

10.canvas instance 3-online drawing tool (2)

Introduction: canvas instance 3-online drawing tool (2)

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