Squash Odysseus development history

static/js/editor/brush-presets.js

@@ -0,0 +1,47 @@
+const STORAGE_KEY = 'odysseus.editor.brush-presets.v1';
+
+const BUILT_INS = [
+  { id: 'soft-round', name: 'Soft Round', size: 80, opacity: 100, flow: 35, softness: 100, spacing: 12, smoothing: 25, blendMode: 'source-over' },
+  { id: 'hard-round', name: 'Hard Round', size: 24, opacity: 100, flow: 100, softness: 0, spacing: 18, smoothing: 15, blendMode: 'source-over' },
+  { id: 'detail', name: 'Detail', size: 6, opacity: 100, flow: 70, softness: 20, spacing: 10, smoothing: 55, blendMode: 'source-over' },
+];
+
+export function loadBrushPresets(storage = globalThis.localStorage) {
+  let custom = [];
+  try {
+    const parsed = JSON.parse(storage?.getItem(STORAGE_KEY) || '[]');
+    if (Array.isArray(parsed)) custom = parsed.filter(item => item && typeof item.name === 'string');
+  } catch {}
+  return [...BUILT_INS.map(item => ({ ...item, builtIn: true })), ...custom];
+}
+
+export function saveCustomBrushPresets(presets, storage = globalThis.localStorage) {
+  const custom = (presets || []).filter(item => item && !item.builtIn);
+  storage?.setItem(STORAGE_KEY, JSON.stringify(custom));
+}
+
+export function captureBrushPreset(state, name) {
+  return {
+    id: `custom-${Date.now()}-${Math.random().toString(36).slice(2, 7)}`,
+    name: String(name || 'Brush').trim() || 'Brush',
+    size: state.brushSize,
+    opacity: state.brushOpacity,
+    flow: state.brushFlow,
+    softness: state.brushSoftness,
+    spacing: state.brushSpacing,
+    smoothing: state.brushSmoothing,
+    blendMode: state.brushBlendMode,
+  };
+}
+
+export function applyBrushPreset(state, preset) {
+  if (!preset) return;
+  state.brushSize = preset.size;
+  state.brushOpacity = preset.opacity;
+  state.brushFlow = preset.flow;
+  state.brushSoftness = preset.softness;
+  state.brushSpacing = preset.spacing;
+  state.brushSmoothing = preset.smoothing;
+  state.brushBlendMode = preset.blendMode || 'source-over';
+}
+