CanvasEngine | Framework for HTML5 Canvas oriented 2D video games | Canvas library
kandi X-RAY | CanvasEngine Summary
kandi X-RAY | CanvasEngine Summary
Framework to create video games in HTML5 Canvas.
Support
Quality
Security
License
Reuse
Top functions reviewed by kandi - BETA
- Shows the SoundManager .
- Decodes an encoded string .
- Encodes a value .
- Load and load the sounds
- Loads the video files
- Set mouse position .
- Callback for loading tile data .
- Checks the intersection between two polygon objects .
- draws the canvas
- Load or create a font file
CanvasEngine Key Features
CanvasEngine Examples and Code Snippets
Community Discussions
Trending Discussions on CanvasEngine
QUESTION
I am using canvas and js to make a painting tool with a rubber band. Currently it draws ellipses, but each time I start to drag for a new shape - the previous one erases due to specifics of rubberBand function, cause it clears the canvas every time. Is there any way to fix that?
Here is the jsfiddle link: https://jsfiddle.net/ThePanda/bspf5v40/
HTML (index.html):
...ANSWER
Answered 2019-Dec-11 at 16:58your code is mostly correct for what you are trying to achieve.
The main problem is that you call ctx.clearRect
each time you draw something new. This way the whole canvas is cleared and your old ellipses are gone.
I've tried to make minimal changes to your code to fix this:
QUESTION
Full error log :
Invariant Violation: Objects are not valid as a React child (found: [object HTMLCanvasElement]). If you meant to render a collection of children, use an array instead. in CanvasEngine
The above error occurred in the component: in CanvasEngine
There is no return from render . Something wrong with elementCanvas: HTMLCanvasElement ?!
I want to have html element from code , i try to store it in this.state but still not working...
...ANSWER
Answered 2018-Aug-09 at 13:24Instead of using document.createElement()
, can you please try with React.createElement()
.
Community Discussions, Code Snippets contain sources that include Stack Exchange Network
Vulnerabilities
No vulnerabilities reported
Install CanvasEngine
Download the code canvasengine-X.Y.Z.all.min.js on Github or this website
Add this code in your page : <!DOCTYPE html> <script src="canvasengine-X.Y.Z.all.min.js"></script> <canvas id="canvas_id" width="640" height="480"></canvas>
Initialize the canvas in your JS file : var canvas = CE.defines("canvas_id").ready(function() { });
Support
Reuse Trending Solutions
Find, review, and download reusable Libraries, Code Snippets, Cloud APIs from over 650 million Knowledge Items
Find more librariesStay Updated
Subscribe to our newsletter for trending solutions and developer bootcamps
Share this Page