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import type { NewElementSceneRenderConfig } from "../scene/types";
import { throttleRAF } from "../utils";
import { bootstrapCanvas, getNormalizedCanvasDimensions } from "./helpers";
import { renderElement } from "./renderElement";
const _renderNewElementScene = ({
canvas,
rc,
newElement,
elementsMap,
allElementsMap,
scale,
appState,
renderConfig,
}: NewElementSceneRenderConfig) => {
if (canvas) {
const [normalizedWidth, normalizedHeight] = getNormalizedCanvasDimensions(
canvas,
scale,
);
const context = bootstrapCanvas({
canvas,
scale,
normalizedWidth,
normalizedHeight,
});
// Apply zoom
context.save();
context.scale(appState.zoom.value, appState.zoom.value);
if (newElement && newElement.type !== "selection") {
renderElement(
newElement,
elementsMap,
allElementsMap,
rc,
context,
renderConfig,
appState,
);
} else {
context.clearRect(0, 0, normalizedWidth, normalizedHeight);
}
}
};
export const renderNewElementSceneThrottled = throttleRAF(
(config: NewElementSceneRenderConfig) => {
_renderNewElementScene(config);
},
{ trailing: true },
);
export const renderNewElementScene = (
renderConfig: NewElementSceneRenderConfig,
throttle?: boolean,
) => {
if (throttle) {
renderNewElementSceneThrottled(renderConfig);
return;
}
_renderNewElementScene(renderConfig);
};
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