how to create vector graphics

'); Gradient.addcolorstop (0, ' #f00 '); varBarWidth = 10; varGap = 2;//spacing varCapheight = 2;//height of top varCapstyle = ' #fff '; varBarnum = WIDTH/(barwidth + gap);//Bar Number varCapypositionarray = []; varStep = Math.Round (Dataarray.length/Barnum); Draw=function() {drawvisual=Requestanimationframe (Draw); Analyser.getbytefrequencydata (DataArray); Canvasctx.clearrect (0, 0, WIDTH, HEIGHT); for(vari = 0; I ) { varValue = Dataarray[i *Step]; if(Capypositiona

Due to the needs of the work, have to install ERP software, install the software, you have to set up a virtual network connection, to give you a dedicated Win7 create virtual connection graphics and text tutorial: 1. Right-click on the desktop "network"-> "Properties" after the appearance (Figure 1) 2. Click "Set up a new connection or network" to appear (Figure 2) 3. Select "Conn

To give you Photoshop software users to detailed analysis of the production of visual illusion graphics background tutorial. Tutorial Sharing: In color perception, each color has its corresponding complementary color (complementary colors, such as mixing with the mixed color wheel, will become gray-white, only brightness and no color). Red and Green is a pair of complementary colors, yellow and blue is a pair of complement

Original article: http://11072687.blog.51cto.com/11062687/1739870Recently found an article " Create screen using Zabbix API", and then download the script to test, found two questions:1.3.x version is not supported.2. The host name of the added screen is not arranged in order and is not convenient for querying.I changed it, let's support the zabbix3.x version, and output screen (aggregate graphics) by machi

Recently, a lot of broken things, for a long time did not come here to write the whimsical thing. But this morning I thought of a very interesting thing, so it took half an hour to simply think about it, and by the way write a little share. When the weather is cold, or frozen hands frozen feet ~ So this hot notebook just became a hand-baking tool: The drawback is, usually do not want it hot, the fan is always daze. Now really want to let it hot, but not to power. The solution is also very sim

configuration below.Second, the project configuration.1. Add Source FolderMAVEN requires that you create the following source FolderSrc/main/resourcesSrc/main/javaSrc/test/resourcesSrc/test/javaAdd the above source FolderThe effect after adding:2. Configure the Build Path to set the libraries. Configure the dependent JDK.The effect after configuration is complete:After downloading the dependencies, the effect is as follows:3. Configure the path.Modif

Many websites can provide services for Graphic Element Generation, but it is not easy to obtain good tools.That's why I shared five online graphics tools. Logotype maker This is a simple and free web tool for marking. It helps you create a flag. Bgpatterns Bgpatterns press a few buttons to create a web application with a background patternProgram.Yo

" effect of opening the bottle cap in the "appearance" Adjustment Board.(13) select the surface to be mapped.(14) select the "symbol" for Shadow.(15) adjust the angle of the image.(16) copy the bottle image and add the Paster effect to the image by referring to the above method.(17) select the bottle cap image and run the "object" rarr; "delete lattice" command.(17) select the bottle image and execute the "object" rarr; "extended appe

Using GD2 Library to create graphics in PHP does not show up in the browser I just learned PHP soon, when using the GD2 library to create images in the browser to display the image, only a logo representing the image, my code is as follows: Header ("Content-type:image/gif"); $image = Imagecreate (300,80); $BG = Imagecolorallocate ($image, 220, 40, 120); Imagegif

think that this will make the VPS as easy to manage as a virtual host, so that more attention to focus on the content of the site update, opponents will think that the more features of the VPS panels consume the host resources, and the program is a loophole, Easy to bring security risks to the site. Lumanager graphics and text installation use and create a MySQL quick Build station basic tutorial First,