html5 canvas clock

HTML5 Canvas front-end generation thumbnail imageUpdate :2013/08/01: Resolves the bug that was encountered later: the picture was squashed (IOS6); The picture is rotated;The whole source is stacked in: https://github.com/kairyou/html5-make-thumbThe new scheme needs to be implemented later, which is the function in the old version below (watermark/whether to force

A clock table written by Html5+jquery in its own encapsulation Code: Demo diagram: The above mentioned is the entire content of this article, I hope you can enjoy.

HTML5 is becoming more and more popular. In an era of growing mobile devices, the need to retrofit flash plug-ins from Adobe is also growing rapidly. Because just recently, Adobe announced that Flash will no longer support mobile devices. This means that Adobe itself believes that HTML5 is an important technology for mobile devices. And the change of desktop system is a matter of sooner or later. One of th

Comments: You need to make part of the webpage as the body, convert the original webpage to pdf as an attachment, send an email to boss, and convert svg to canvas for display. However, you can see that canvas cannot be normally displayed, the last resort is that the canvas label can only be converted to the image format again. Recently, there is a need to make so

SVG and canvas are two completely different modes of drawing application on HTML5, and both of them have advantages and disadvantages, but they are not incompatible with each other, especially the SVG content can be directly drawn on the canvas function, so that the two can be perfectly fused together, Allow canvas to

; Ctx.drawimage (IMG,0,0); Ctx.globalalpha= 1; Ctx.scale (0.5,0.5);//reduced to 0.5 times timesCtx.transform (0.5,0,0,0.5,0,0);//deformation, then reduced to 0.5 times timesCtx.drawimage (img,0,300);}After the implementation can see, transform () in the original has shrunk 0.5 times times the basis, and the picture continues to shrink 0.5 times times, that is, the second picture drawn is the first one of the 1/4:Let's change transform () to SetTransform () and try it out:varc = document.getEleme

SVG and canvas are two completely different techniques for drawing graphical applications on HTML5, both have advantages and disadvantages, but they are not incompatible with each other, especially SVG content can be directly drawn on the canvas function, so that the two can be perfectly fused together, Let canvas enjo

1. HistoryThe concept of canvas was originally proposed by Apple for use in Mac OS X WebKit to create a dashboard widget (Dashboard widget).2.canvasWhen you use canvas on a page, it creates a rectangular area. By default, the rectangular area is 300 pixels wide and 150 pixels high.3.canvas coordinatesThe canvas coordin

In order to make it clear that HTML5 makes the simple process of making a game, we first make a very simple game and take a look at the process.The game is very simple, nothing more than a hero catches the monster to score, then the game starts again, the monster appears in the random location of the map, the hero initialized in the middle of the map. Click [here] (.. /simple_canvas_game-master/index.html "Simple_canvas_game"), we can play this game d

　　First, the canvas's default width heightYour browser does not support HTML5.Accessed via Firefox browser, see 　　The tool finds that the rectangle has a width of 300 and a height of 150. But the information room I saw in the W3school said canvas default width is 300　　But it's not what I'm talking about, but I'll ignore it.We know that canvas is just a new label

Original article: Http://www.lifelaf.com/blog? P = 346 This article is translated from Steve Fulton Jeff Fulton HTML5 canvas, chapter 1, "retrieving the 2D context, the drawscreen () function ". After the browser supports canvas, we need to obtain the Two-Dimensional Context of canvas for a series of operations.

====================================================Effect:Draw a triangle on the Web page (HTML5 canvas Drawing)Simplify the drawing process and re-write the diagram function (draw a triangle):function Drawtriangle (canvas,a,b,c){Draw a triangle, "A, B, C" is the vertexWith (Canvas){MoveTo (a[0],a[1]);LineTo (b[0],b[1

Before the project, there is a need to draw turntable function. The project has been completed for some time, there is no serious bug, so now carry out to share with you. Functional Requirements1, turntable to beautiful, smooth rotation effect.2, the turntable needs to display the prize picture, and the prize is backstage to read the photos and the name.3, the rotation of the animation should have a corresponding prompt.4, the acquisition of the prize specific algorithm in the database operatio

PHP implements the method of saving Canvas images in HTML5 to the server, html5canvas This example describes how to save the Canvas image in HTML5 to the server in PHP. Share it with you for your reference. The specific implementation method is as follows: I. Problems: When HTML5