Software Library · <canvas> platforms
ASCanvas
ASCanvas is an implementation of HTML Canvas written in Actionscript and developed for Flash Player 9 and above. It can be used as a target for cross-compiling Javascript into Actionscript, or as a host Canvas in any browser supporting the Flash 9+ ExternalInterface.
ASCanvas is free to use, without restriction.
System Requirements
Privacy & Security
ASCanvas uses the flash namespace and security and privacy are managed by the ActionScript Virtual Machine.
Project History
beta (expandos, prototyping, drawImage, get/put/createImageData, text, transformations, paths, layers)
alpha (initial paths, styles, colors, properties, basic transformations)
Acknowledgements
Charles Pritchard (lead developer)
Colin Lueng (project creator)
With thanks to:
Mohinder Singh (composition modes and networking)
Timothee Groleau (bezier curves)
Patrick Mineualt (png encoding)
Steve Webster (base64 encoding)
License
ASCanvas is licensed under CCZero.
Copyright and other laws throughout the world automatically extend copyright protection to works of authorship and databases, whether the author or creator wants those rights or not. CC0 gives people who want to give up those rights a way to do so, to the fullest extent allowed by law. Once the creator or a subsequent owner of a work applies CC0 to a work, the work is no longer his or hers in any meaningful legal sense. Anyone can then use the work in any way and for any purpose, including commercial purposes, subject to rights others may have in the work or how the work is used. Think of CC0 as the "no rights reserved" option.
IECanvas
IECanvas is an implementation of HTML Canvas written in C++, using Cairo and Mozilla code to provide Canvas support to legacy systems, such as Internet Explorer 6.0. A compiled and signed version is available from Jumis for embedding into general purpose web applications.
Source code is available under the MPL/LGPL license, with some patches available under the non-restrictive CC0 license. Some portions of source code may be copyright the Microsoft Corporation. MPL/LGPL portions are copyright Mozilla and the Cairo Authors.
System Requirements
Privacy & Security
IECanvas has undergone independent code review for buffer overruns and other common security flaws.
Project History
in progress (improved prototyping, ImageData extensions)
alpha (expandos, initial prototyping, get/put/createImageData)
update (drawImage, text, IE filter chain and print support)
initial (paths, styles, colors, properties, transformations)
Acknowledgements
Hai Pham (lead developer)
Vladimir Vukićević (original IECanvas project)
Charles Pritchard (project manager)
Michael Deal (project financing)
With thanks to:
Henk de Koning (code review, prototype architecture)
Chris Sells (expandos)
Cairo ( www.cairographics.org )
Mozilla ( www.mozilla.org )
License
Some portions of IECanvas are available under CC0. Some portions of source-code may be marked copyright of Microsoft Corporation.
The IECanvas project is distributed under an MPL/LGPL bi-license from the Cairo library.
JavaCanvas
JavaCanvas is an implementation of HTML Canvas written in Java using the AWT/Swing interfaces, and currently targeting Mozilla's Rhino Javascript interpreter and compiler. It can be used with Rhino as a target for cross-compiling Javascript into Java VM byte-code, or stand-alone, to provide the Canvas interface to Java applications.
JavaCanvas is free to use, without restriction. Rhino is copyright Mozilla and available under MPL licensing.
Support
Privacy & Security
JavaCanvas may be used to access system resources, security and privacy are managed by the Java Virtual Machine.
Project History
alpha (expandos, prototyping, get/put/createImageData, text, patterns, layers)
initial (paths, styles, colors, properties, transformations, initial text support)
Acknowledgements
Paul Wheaton (code review and contributor)
Alex Padalka (contributor)
Stefan Haustein (project creator)
Charles Pritchard (project manager)
With thanks to:
Rhino ( mozilla.org/rhino )
License
JavaCanvas is licensed under CCZero.
Copyright and other laws throughout the world automatically extend copyright protection to works of authorship and databases, whether the author or creator wants those rights or not. CC0 gives people who want to give up those rights a way to do so, to the fullest extent allowed by law. Once the creator or a subsequent owner of a work applies CC0 to a work, the work is no longer his or hers in any meaningful legal sense. Anyone can then use the work in any way and for any purpose, including commercial purposes, subject to rights others may have in the work or how the work is used. Think of CC0 as the "no rights reserved" option.