53 lines
3.5 KiB
TypeScript
53 lines
3.5 KiB
TypeScript
import { commandIds } from "@commands/ids";
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import type { ImageDocument } from "@core/document";
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import type { Layer } from "@core/layer";
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import { getLayerMask } from "@core/layer-mask-utils";
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import { resolveTransformTargetBounds } from "@editor/transform-targets";
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import type { SelectionState } from "@editor/state";
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import type { AppStore } from "@editor/store";
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import type { ChromaKeySettings } from "@editor/tools";
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import { createChromaKeyMask, createChromaKeyPreview } from "@platform/browser/chromaKey";
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export function previewChromaKey(source: string, width: number, height: number, settings: ChromaKeySettings) { return createChromaKeyPreview(source, width, height, settings); }
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export function resolveChromaKeyTarget(document: ImageDocument, selection: SelectionState) {
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const layerId = selection.layerIds[0];
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if (selection.layerIds.length !== 1 || !layerId) return undefined;
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const layer = findLayer(document.artboards.find((artboard) => artboard.id === selection.artboardId)?.layers ?? [], layerId);
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if (!layer || (layer.type !== "image" && layer.type !== "raster")) return undefined;
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const asset = document.assets.find((candidate) => candidate.id === layer.assetId);
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const bounds = resolveTransformTargetBounds(document, { type: "layer", id: layer.id });
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const layerMask = getLayerMask(layer);
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const maskLayer = layerMask?.enabled ? findLayer(document.artboards.flatMap((artboard) => artboard.layers), layerMask.maskLayerId) : undefined;
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const maskAsset = maskLayer && (maskLayer.type === "image" || maskLayer.type === "raster") ? document.assets.find((candidate) => candidate.id === maskLayer.assetId) : undefined;
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return asset && bounds ? { layer, asset, bounds, maskLayer, maskAsset } : undefined;
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}
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export async function applyChromaKeyMask(target: NonNullable<ReturnType<typeof resolveChromaKeyTarget>>, settings: ChromaKeySettings, dispatch: AppStore["dispatch"]) {
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const source = await createChromaKeyMask(target.asset.source, target.asset.intrinsicSize.w, target.asset.intrinsicSize.h, settings);
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dispatch(commandIds.toolSetBrushStrokePreview, undefined);
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if (target.maskAsset && target.maskLayer && (target.maskLayer.type === "image" || target.maskLayer.type === "raster")) {
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dispatch(commandIds.documentApplyLayerMaskOperation, { maskLayerId: target.maskLayer.id, source, mimeType: "image/png", operation: { type: "chromaKey" } });
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dispatch(commandIds.workspaceSetPanel, { panel: "none" });
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return;
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}
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const assetId = crypto.randomUUID();
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const maskLayerId = crypto.randomUUID();
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const width = Math.max(1, Math.round(target.asset.intrinsicSize.w));
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const height = Math.max(1, Math.round(target.asset.intrinsicSize.h));
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dispatch(commandIds.documentAddLayerMask, {
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layerId: target.layer.id,
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asset: { id: assetId, name: `${target.layer.name} Chroma Mask`, mimeType: "image/png", source, intrinsicSize: { w: width, h: height } },
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maskLayer: { id: maskLayerId, type: "raster", name: `${target.layer.name} Chroma Mask`, visible: true, locked: false, opacity: 1, assetId, transform: { position: { x: target.bounds.x, y: target.bounds.y }, scale: { x: target.bounds.w / width, y: target.bounds.h / height }, rotation: target.layer.transform.rotation } },
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});
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dispatch(commandIds.toolExitMaskEdit, undefined);
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dispatch(commandIds.workspaceSetPanel, { panel: "none" });
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}
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function findLayer(layers: readonly Layer[], layerId: string): Layer | undefined {
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for (const layer of layers) {
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if (layer.id === layerId) return layer;
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if (layer.type === "group") { const found = findLayer(layer.children, layerId); if (found) return found; }
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}
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}
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