nativescript-community / nativescript-community/ui-canvas
canvas undefined
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- Dominant language
- TypeScript
- Stars
- 38
- Forks
- 9
- PR merge metrics
- No merged PRs in 30d
Description
where is this problem. I am using Vue
html
`<CanvasView col="0" row="0" width="100" height="300" @draw="draw" />`
JS:
`import {
Canvas,
Cap,
createRect,
createRectF,
Paint,
Style
} from "nativescript-canvas";
import { Color } from "@nativescript/core/color/color";`
`methods: {
draw({ canvas }) {
const paint = new Paint();
paint.setColor(new Color("black"));
paint.strokeWidth = 10;
canvas.drawRect(createRect(0, 0, 200, 100), paint);
}
}`
Contributor guide
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First steps
- Read the whole issue, then the project's contributing guide.
- Comment on the issue to say you are picking it up — it saves two people doing the same work.
- Fork the repository and make your change on a branch.
- Open a pull request that references the issue number.
Research direction
Start with the Vue template's CanvasView and the draw({ canvas }) callback, using the imports and example shown in the issue. Reproduce the example in a NativeScript app and determine why canvas is undefined; done means the cause and a verified correction or clear reproduction details are recorded.
Written by the indexing model from the issue text.
Assessment
- Tech stack
- typescript
- Domain
- mobile-dev
- Issue type
- Bug
- Difficulty
- 3/5
- Estimated time
- 1-2 days
- Activity status
- Stale
- Clarity
- Needs clarification
- Newbie friendliness
- 25/100