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fix: 延迟支付宝 canvas 首帧渲染 #351

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Merged
huaxiabuluo merged 3 commits into from
May 13, 2026
Merged

fix: 延迟支付宝 canvas 首帧渲染 #351

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4f6a1ec
fix: 延迟支付宝 canvas 首帧渲染
huaxiabuluo May 13, 2026
7101bee
Update packages/f-my/src/index.tsx
huaxiabuluo May 13, 2026
d855bc5
Update packages/f-my/src/index.tsx
huaxiabuluo May 13, 2026
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22 changes: 20 additions & 2 deletions packages/f-my/src/index.tsx
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Original file line number Diff line number Diff line change
Expand Up @@ -52,6 +52,7 @@ Component({
this.setCanvasId();
},
didMount() {
this.destroyed = false;
if (!isAppX2CanvasEnv()) {
console.error('当前基础库版本过低，请升级基础库版本到 2.7.0 或以上。');
}
Expand All @@ -75,6 +76,12 @@ Component({
});
},
didUnmount() {
this.destroyed = true;
if (this.renderFrameId != null) {
this.nativeCanvas?.cancelAnimationFrame(this.renderFrameId);
this.renderFrameId = null;
}
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this.nativeCanvas = null;
const { canvas } = this;
if (!canvas) return;
canvas.destroy();
Expand Down Expand Up @@ -105,6 +112,8 @@ Component({
}

const { width, height } = canvas;
if (this.destroyed) return;
this.nativeCanvas = canvas;
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huaxiabuluo marked this conversation as resolved.

const pixelRatio = Math.ceil(getPixelRatio());

Expand All @@ -115,6 +124,9 @@ Component({
height: height * pixelRatio,
},
() => {
if (this.destroyed) {
return;
}
const context = canvas.getContext('2d');
const fCanvas = this.createCanvas({
width,
Expand All @@ -125,8 +137,14 @@ Component({
requestAnimationFrame: canvas.requestAnimationFrame.bind(canvas),
cancelAnimationFrame: canvas.cancelAnimationFrame.bind(canvas),
});
fCanvas.render().catch((error) => {
this.catchError(error);
this.renderFrameId = canvas.requestAnimationFrame(() => {
this.renderFrameId = null;
if (this.destroyed) {
return;
}
fCanvas.render().catch((error) => {
this.catchError(error);
});
});
},
);
Expand Down
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