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vcs: fixed test with null Context2D

This commit is contained in:
Steven Hugg 2023-11-13 14:03:57 -06:00
parent 44271fe9b8
commit 1c0b3e2fdd
4 changed files with 8 additions and 5 deletions

View File

@ -17,9 +17,9 @@ jobs:
node-version: [16.x]
# See supported Node.js release schedule at https://nodejs.org/en/about/releases/
steps:
- uses: actions/checkout@v2
- uses: actions/checkout@v4
- name: Use Node.js ${{ matrix.node-version }}
uses: actions/setup-node@v2
uses: actions/setup-node@v3
with:
node-version: ${{ matrix.node-version }}
cache: 'npm'

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@ -887,7 +887,7 @@ export abstract class BaseMachinePlatform<T extends Machine> extends BaseDebugPl
if (!this.isRunning() && isRaster(this.machine) && this.machine.getRasterCanvasPosition) {
const {x,y} = this.machine.getRasterCanvasPosition();
if (x >= 0 || y >= 0) {
const ctx = this.video.getContext();
const ctx = this.video?.getContext();
if (ctx) {
drawCrosshair(ctx, x, y, 1);
}

View File

@ -216,6 +216,7 @@ export class VectorVideo extends RasterVideo {
}
export function drawCrosshair(ctx:CanvasRenderingContext2D, x:number, y:number, width:number) {
if (!ctx?.setLineDash) return; // for unit testing
ctx.fillStyle = 'rgba(0,0,0,0.25)';
ctx.fillRect(x-2, 0, 5, 32767);
ctx.fillRect(0, y-2, 32767, 5);

View File

@ -438,8 +438,10 @@ class VCSPlatform extends BasePlatform {
updateVideoDebugger() {
const {x,y} = this.getRasterCanvasPosition();
if (x >= 0 || y >= 0) {
const ctx = this.canvas.getContext('2d');
drawCrosshair(ctx, x, y, 2);
const ctx = this.canvas?.getContext('2d');
if (ctx) {
drawCrosshair(ctx, x, y, 2);
}
}
}
};