Canvas To Filesystem Sample
This sample provides a basic canvas drawing implementation, along with functionality to save what has been drawn on the canvas as a PNG image to the BlackBerry 10 filesystem. All of the saving functionality is contained within saveCanvas.js.
For a full explanation of the code, please refer to this Knowledge Base article.
- To contribute code to this repository you must be signed up as an official contributor.
com.blackberry.app com.blackberry.invoke com.blackberry.invoke.card com.blackberry.io com.blackberry.ui.toast
How to Build
Clone this repo to your local machine.
Ensure the BlackBerry 10 WebWorks SDK 2.0 is correctly installed.
Open a command prompt (windows) or terminal (mac) and run the following command:
webworks create <your source folder>\canvasToFilesystem
Replace the default canvasToFilesystem\www folder with the \www folder from this project
Replace the default canvasToFilesystem\config.xml with the config.xml from this project
From the command prompt (Windows) or terminal (mac), navigate to the canvasToFilesystem folder
cd <your source folder>\canvasToFilesystem
Run the following commands to configure plugins used by this app
webworks plugin add com.blackberry.app webworks plugin add com.blackberry.invoke webworks plugin add com.blackberry.invoke.card webworks plugin add com.blackberry.io webworks plugin add com.blackberry.ui.toast
Add the following to your config.xml
<rim:permissions> <rim:permit>access_shared</rim:permit> </rim:permissions>
Run the following command to build and deploy the app to a device connected via USB
- BlackBerry HTML5 WebWorks - Downloads, Getting Started guides, samples, code signing keys.
- BlackBerry WebWorks Development Guides
- BlackBerry WebWorks Community Forums
- BlackBerry Open Source WebWorks Contributions Forums
Please see the README of the BB10-WebWorks-Samples repository for instructions on how to add new Samples or make modifications to existing Samples.
Bug Reporting and Feature Requests
If you find a bug in a Sample, or have an enhancement request, simply file an Issue for the Sample.
THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.