[profview] Use requestAnimationFrame to schedule a render
This is more idiomatic than using a Promise. Change-Id: I61443e90ef1c0c589284851ea9be410153919eb5 Reviewed-on: https://chromium-review.googlesource.com/c/456278 Reviewed-by: Jaroslav Sevcik <jarin@chromium.org> Commit-Queue: Leszek Swirski <leszeks@chromium.org> Cr-Commit-Position: refs/heads/master@{#58828}
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@ -55,6 +55,7 @@ function setCallTreeState(state, callTreeState) {
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let main = {
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currentState : emptyState(),
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renderPending : false,
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setMode(mode) {
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if (mode !== main.currentState.mode) {
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@ -197,7 +198,11 @@ let main = {
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},
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delayRender() {
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Promise.resolve().then(() => {
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if (main.renderPending) return;
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main.renderPending = true;
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window.requestAnimationFrame(() => {
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main.renderPending = false;
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for (let c of components) {
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c.render(main.currentState);
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}
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