2147 lines
79 KiB
JavaScript
2147 lines
79 KiB
JavaScript
// script.js
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(() => {
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'use strict';
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// -----------------------------
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// Organic app logic
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// -----------------------------
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document.addEventListener('DOMContentLoaded', () => {
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// Shared values
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const {
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PX_PER_INCH,
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SIZE_PRESETS,
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TEXTURE_ZOOM_DEFAULT,
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TEXTURE_FOCUS_DEFAULT,
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SWATCH_TEXTURE_ZOOM,
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PNG_EXPORT_SCALE,
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clamp,
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clamp01,
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normalizeHex,
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hexToRgb,
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shineStyle,
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luminance,
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FLAT_COLORS,
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NAME_BY_HEX,
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HEX_TO_FIRST_IDX,
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allowedSet,
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getImage: sharedGetImage,
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imageUrlToDataUrl,
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download: sharedDownload,
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XLINK_NS,
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blobToDataUrl,
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imageToDataUrl,
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DATA_URL_CACHE,
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} = window.shared || {};
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if (!window.shared) return;
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const getImageHrefShared = (el) => el.getAttribute('href') || el.getAttributeNS(window.shared.XLINK_NS, 'href');
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const getImage = (path) => sharedGetImage(path, () => draw());
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// ====== Shine ellipse tuning ======
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const SHINE_OFFSET = 0.30, SHINE_RX = 0.40, SHINE_RY = 0.24, SHINE_ROT = -25, SHINE_ALPHA = 0.20; // ROT is now in degrees
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let view = { s: 1, tx: 0, ty: 0 };
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const FIT_PADDING_PX = 30;
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const VIEW_MIN_SCALE = 0.12;
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const VIEW_MAX_SCALE = 1.05;
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const MAX_BALLOONS = 800;
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// ====== Garland path defaults ======
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const GARLAND_POINT_STEP = 8;
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const GARLAND_BASE_DIAM = 18;
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const GARLAND_FILLER_DIAMS = [11, 9];
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const GARLAND_ACCENT_DIAM = 5;
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const GARLAND_SPACING_RATIO = 0.85; // spacing along path vs base diameter
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const GARLAND_WOBBLE_RATIO = 0.35;
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const GARLAND_SIZE_JITTER = 0.14;
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// Make sure shared palette is populated (fallback in case shared init missed)
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if (Array.isArray(window.PALETTE) && FLAT_COLORS.length === 0) {
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window.PALETTE.forEach(group => {
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(group.colors || []).forEach(c => {
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if (!c?.hex) return;
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const item = { ...c, family: group.family };
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item.imageZoom = Number.isFinite(c.imageZoom) ? Math.max(1, c.imageZoom) : TEXTURE_ZOOM_DEFAULT;
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item.imageFocus = {
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x: clamp01(c.imageFocusX ?? c.imageFocus?.x ?? TEXTURE_FOCUS_DEFAULT.x),
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y: clamp01(c.imageFocusY ?? c.imageFocus?.y ?? TEXTURE_FOCUS_DEFAULT.y)
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};
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item._idx = FLAT_COLORS.length;
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FLAT_COLORS.push(item);
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const key = (c.hex || '').toLowerCase();
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if (!NAME_BY_HEX.has(key)) NAME_BY_HEX.set(key, c.name);
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if (!HEX_TO_FIRST_IDX.has(key)) HEX_TO_FIRST_IDX.set(key, item._idx);
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allowedSet.add(key);
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});
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});
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}
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// Ensure palette exists if shared initialization was skipped
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if (Array.isArray(window.PALETTE) && FLAT_COLORS.length === 0) {
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window.PALETTE.forEach(group => {
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(group.colors || []).forEach(c => {
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if (!c?.hex) return;
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const item = { ...c, family: group.family };
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item.imageZoom = Number.isFinite(c.imageZoom) ? Math.max(1, c.imageZoom) : TEXTURE_ZOOM_DEFAULT;
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item.imageFocus = {
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x: clamp01(c.imageFocusX ?? c.imageFocus?.x ?? TEXTURE_FOCUS_DEFAULT.x),
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y: clamp01(c.imageFocusY ?? c.imageFocus?.y ?? TEXTURE_FOCUS_DEFAULT.y)
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};
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item._idx = FLAT_COLORS.length;
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FLAT_COLORS.push(item);
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const key = (c.hex || '').toLowerCase();
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if (!NAME_BY_HEX.has(key)) NAME_BY_HEX.set(key, c.name);
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if (!HEX_TO_FIRST_IDX.has(key)) HEX_TO_FIRST_IDX.set(key, item._idx);
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allowedSet.add(key);
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});
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});
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}
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const makeSeededRng = seed => {
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let s = seed || 1;
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return () => {
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s ^= s << 13;
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s ^= s >>> 17;
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s ^= s << 5;
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return (s >>> 0) / 4294967296;
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};
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};
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const QUERY_KEY = 'd';
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// ====== DOM ======
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const canvas = document.getElementById('balloon-canvas');
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const ctx = canvas?.getContext('2d');
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const orgSheet = document.getElementById('controls-panel');
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const claSheet = document.getElementById('classic-controls-panel');
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const wallSheet = document.getElementById('wall-controls-panel');
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// tool buttons
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const toolDrawBtn = document.getElementById('tool-draw');
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const toolGarlandBtn = document.getElementById('tool-garland');
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const toolEraseBtn = document.getElementById('tool-erase');
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const toolSelectBtn = document.getElementById('tool-select');
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const toolUndoBtn = document.getElementById('tool-undo');
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const toolRedoBtn = document.getElementById('tool-redo');
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// panels/controls
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const eraserControls = document.getElementById('eraser-controls');
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const selectControls = document.getElementById('select-controls');
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const eraserSizeInput = document.getElementById('eraser-size');
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const eraserSizeLabel = document.getElementById('eraser-size-label');
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const deleteSelectedBtn = document.getElementById('delete-selected');
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const duplicateSelectedBtn = document.getElementById('duplicate-selected');
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const selectedSizeInput = document.getElementById('selected-size');
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const selectedSizeLabel = document.getElementById('selected-size-label');
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const nudgeSelectedBtns = Array.from(document.querySelectorAll('.nudge-selected'));
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const bringForwardBtn = document.getElementById('bring-forward');
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const sendBackwardBtn = document.getElementById('send-backward');
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const applyColorBtn = document.getElementById('apply-selected-color');
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const fitViewBtn = document.getElementById('fit-view-btn');
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const garlandDensityInput = document.getElementById('garland-density');
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const garlandDensityLabel = document.getElementById('garland-density-label');
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const garlandColorMain1Sel = document.getElementById('garland-color-main1');
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const garlandColorMain2Sel = document.getElementById('garland-color-main2');
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const garlandColorMain3Sel = document.getElementById('garland-color-main3');
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const garlandColorMain4Sel = document.getElementById('garland-color-main4');
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const garlandColorAccentSel = document.getElementById('garland-color-accent');
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const garlandSwatchMain1 = document.getElementById('garland-swatch-main1');
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const garlandSwatchMain2 = document.getElementById('garland-swatch-main2');
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const garlandSwatchMain3 = document.getElementById('garland-swatch-main3');
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const garlandSwatchMain4 = document.getElementById('garland-swatch-main4');
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const garlandSwatchAccent = document.getElementById('garland-swatch-accent');
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const garlandControls = document.getElementById('garland-controls');
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const sizePresetGroup = document.getElementById('size-preset-group');
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const toggleShineBtn = null;
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const toggleShineCheckbox = document.getElementById('toggle-shine-checkbox');
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const toggleBorderCheckbox = document.getElementById('toggle-border-checkbox');
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const paletteBox = document.getElementById('color-palette');
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const usedPaletteBox = document.getElementById('used-palette');
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const sortUsedToggle = document.getElementById('sort-used-toggle');
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// replace colors panel
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const replaceFromSel = document.getElementById('replace-from');
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const replaceToSel = document.getElementById('replace-to');
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const replaceBtn = document.getElementById('replace-btn');
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const replaceMsg = document.getElementById('replace-msg');
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const replaceFromChip = document.getElementById('replace-from-chip');
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const replaceToChip = document.getElementById('replace-to-chip');
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const replaceCountLabel = document.getElementById('replace-count');
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// IO
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const clearCanvasBtn = document.getElementById('clear-canvas-btn');
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const saveJsonBtn = document.getElementById('save-json-btn');
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const loadJsonInput = document.getElementById('load-json-input');
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const generateLinkBtn = document.getElementById('generate-link-btn');
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const shareLinkOutput = document.getElementById('share-link-output');
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const copyMessage = document.getElementById('copy-message');
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const clearCanvasBtnTop = document.getElementById('clear-canvas-btn-top');
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// Debug overlay to diagnose mobile input issues
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const debugOverlay = document.createElement('div');
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debugOverlay.id = 'organic-debug-overlay';
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debugOverlay.style.cssText = 'position:fixed;bottom:8px;right:8px;z-index:9999;background:rgba(0,0,0,0.7);color:#fff;padding:6px 8px;border-radius:8px;font-size:10px;font-family:monospace;pointer-events:none;opacity:0.9;line-height:1.3;display:none;';
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debugOverlay.textContent = 'organic debug';
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document.body.appendChild(debugOverlay);
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// messages
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const messageModal = document.getElementById('message-modal');
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const modalText = document.getElementById('modal-text');
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const modalCloseBtn = document.getElementById('modal-close-btn');
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// layout
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const controlsPanel = document.getElementById('controls-panel');
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const canvasPanel = document.getElementById('canvas-panel');
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const expandBtn = null;
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const fullscreenBtn = null;
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if (!canvas || !ctx) return; // nothing to do if organic UI isn't on page
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// ====== State ======
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let balloons = [];
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let selectedColorIdx = 0;
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let currentDiameterInches = 11;
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let currentRadius = inchesToRadiusPx(currentDiameterInches);
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let isShineEnabled = true; // will be initialized from localStorage
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let isBorderEnabled = true;
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let dpr = 1;
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let mode = 'draw';
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let eraserRadius = parseInt(eraserSizeInput?.value || '40', 10);
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let mouseInside = false;
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let mousePos = { x: 0, y: 0 };
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let selectedIds = new Set();
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let usedSortDesc = true;
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let garlandPath = [];
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let garlandDensity = parseFloat(garlandDensityInput?.value || '1') || 1;
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let garlandMainIdx = [0, 0, 0, 0];
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let garlandAccentIdx = 0;
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let lastCommitMode = '';
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let lastAddStatus = '';
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let evtStats = { down: 0, up: 0, cancel: 0, touchEnd: 0, addBalloon: 0, addGarland: 0, lastType: '' };
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// History for Undo/Redo
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const historyStack = [];
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let historyPointer = -1;
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function resetHistory() {
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historyStack.length = 0;
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historyPointer = -1;
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pushHistory();
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}
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function updateHistoryUi() {
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const canUndo = historyPointer > 0;
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const canRedo = historyPointer < historyStack.length - 1;
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if (toolUndoBtn) {
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toolUndoBtn.disabled = !canUndo;
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toolUndoBtn.title = canUndo ? 'Undo (Ctrl+Z)' : 'Nothing to undo';
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}
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if (toolRedoBtn) {
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toolRedoBtn.disabled = !canRedo;
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toolRedoBtn.title = canRedo ? 'Redo (Ctrl+Y)' : 'Nothing to redo';
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}
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}
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function pushHistory() {
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// Remove any future history if we are in the middle of the stack
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if (historyPointer < historyStack.length - 1) {
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historyStack.splice(historyPointer + 1);
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}
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// Deep clone balloons array
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const snapshot = JSON.parse(JSON.stringify(balloons));
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historyStack.push(snapshot);
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historyPointer++;
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// Limit stack size
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if (historyStack.length > 50) {
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historyStack.shift();
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historyPointer--;
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}
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updateHistoryUi();
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}
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function undo() {
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if (historyPointer > 0) {
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historyPointer--;
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balloons = JSON.parse(JSON.stringify(historyStack[historyPointer]));
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selectedIds.clear(); // clear selection on undo to avoid issues
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updateSelectButtons();
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draw();
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renderUsedPalette();
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persist();
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}
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updateHistoryUi();
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}
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function redo() {
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if (historyPointer < historyStack.length - 1) {
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historyPointer++;
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balloons = JSON.parse(JSON.stringify(historyStack[historyPointer]));
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selectedIds.clear();
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updateSelectButtons();
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draw();
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renderUsedPalette();
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persist();
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}
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updateHistoryUi();
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}
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// Bind Undo/Redo Buttons
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toolUndoBtn?.addEventListener('click', undo);
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toolRedoBtn?.addEventListener('click', redo);
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// Eyedropper Tool
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const toolEyedropperBtn = document.getElementById('tool-eyedropper');
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toolEyedropperBtn?.addEventListener('click', () => {
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// Toggle eyedropper mode
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if (mode === 'eyedropper') {
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setMode('draw'); // toggle off
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} else {
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setMode('eyedropper');
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}
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});
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function clampViewScale() {
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view.s = clamp(view.s, VIEW_MIN_SCALE, VIEW_MAX_SCALE);
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}
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function inchesToRadiusPx(diam) { return (diam * PX_PER_INCH) / 2; }
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function radiusPxToInches(r) { return (r * 2) / PX_PER_INCH; }
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function fmtInches(val) {
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const v = Math.round(val * 10) / 10;
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return `${String(v).replace(/\.0$/, '')}"`;
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}
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const makeId = (() => {
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let n = 0;
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return () => {
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try { if (typeof crypto !== 'undefined' && typeof crypto.randomUUID === 'function') return crypto.randomUUID(); } catch {}
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return `b-${Date.now().toString(36)}-${(n++).toString(36)}-${Math.random().toString(36).slice(2, 8)}`;
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};
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})();
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function radiusToSizeIndex(r) {
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let best = 0, bestDiff = Infinity;
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for (let i = 0; i < SIZE_PRESETS.length; i++) {
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const diff = Math.abs(inchesToRadiusPx(SIZE_PRESETS[i]) - r);
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if (diff < bestDiff) { best = i; bestDiff = diff; }
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}
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return best;
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}
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function showModal(msg, opts = {}) {
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if (window.Swal) {
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Swal.fire({
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title: opts.title || 'Notice',
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text: msg,
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icon: opts.icon || 'info',
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confirmButtonText: opts.confirmText || 'OK'
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});
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return;
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}
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if (!messageModal || !modalText) { window.alert?.(msg); return; }
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modalText.textContent = msg;
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messageModal.classList.remove('hidden');
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}
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function hideModal() {
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if (window.Swal) { Swal.close?.(); return; }
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if (!messageModal) return;
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messageModal.classList.add('hidden');
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}
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function showCopyMessage() { if (!copyMessage) return; copyMessage.classList.add('show'); setTimeout(() => copyMessage.classList.remove('show'), 2000); }
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function getMousePos(e) {
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const r = canvas.getBoundingClientRect();
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return {
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x: (e.clientX - r.left) / view.s - view.tx,
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y: (e.clientY - r.top) / view.s - view.ty
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};
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}
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// ====== Global shine sync (shared with Classic)
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window.syncAppShine = function(isEnabled) {
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isShineEnabled = isEnabled;
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// mirror both UIs
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const organicBtn = document.getElementById('toggle-shine-btn');
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const classicCb = document.getElementById('classic-shine-enabled');
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if (organicBtn) organicBtn.textContent = isEnabled ? 'Turn Off Shine' : 'Turn On Shine';
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if (classicCb) classicCb.checked = isEnabled;
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try { localStorage.setItem('app:shineEnabled:v1', JSON.stringify(isEnabled)); } catch {}
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// push into Classic engine if available
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if (window.ClassicDesigner?.api?.setShineEnabled) {
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window.ClassicDesigner.api.setShineEnabled(isEnabled);
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}
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// redraw both tabs (cheap + robust)
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try { draw?.(); } catch {}
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try { window.ClassicDesigner?.redraw?.(); } catch {}
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};
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function setMode(next) {
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if (mode === 'garland' && next !== 'garland') {
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garlandPath = [];
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}
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mode = next;
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toolDrawBtn?.setAttribute('aria-pressed', String(mode === 'draw'));
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toolGarlandBtn?.setAttribute('aria-pressed', String(mode === 'garland'));
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toolEraseBtn?.setAttribute('aria-pressed', String(mode === 'erase'));
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toolSelectBtn?.setAttribute('aria-pressed', String(mode === 'select'));
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toolEyedropperBtn?.setAttribute('aria-pressed', String(mode === 'eyedropper'));
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const mobileErase = document.getElementById('mobile-act-erase');
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const mobilePick = document.getElementById('mobile-act-eyedrop');
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const setActive = (el, on) => {
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if (!el) return;
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el.setAttribute('aria-pressed', String(on));
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el.classList.toggle('active', !!on);
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};
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setActive(mobileErase, mode === 'erase');
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setActive(mobilePick, mode === 'eyedropper');
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eraserControls?.classList.toggle('hidden', mode !== 'erase');
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selectControls?.classList.toggle('hidden', mode !== 'select');
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garlandControls?.classList.toggle('hidden', mode !== 'garland');
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if (mode === 'erase') canvas.style.cursor = 'none';
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else if (mode === 'select') canvas.style.cursor = 'default'; // will be move over items
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else if (mode === 'garland') canvas.style.cursor = 'crosshair';
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else if (mode === 'eyedropper') canvas.style.cursor = 'cell';
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else canvas.style.cursor = 'crosshair';
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draw();
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persist();
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}
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function selectionArray() { return Array.from(selectedIds); }
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function selectionBalloons() {
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const set = new Set(selectedIds);
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return balloons.filter(b => set.has(b.id));
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}
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function setSelection(ids, { additive = false } = {}) {
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if (!additive) selectedIds.clear();
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ids.forEach(id => selectedIds.add(id));
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updateSelectButtons();
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draw();
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}
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function primarySelection() {
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const first = selectedIds.values().next();
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return first.done ? null : first.value;
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}
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function clearSelection() { selectedIds.clear(); updateSelectButtons(); draw(); }
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function updateSelectButtons() {
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const has = selectedIds.size > 0;
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if (deleteSelectedBtn) deleteSelectedBtn.disabled = !has;
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if (duplicateSelectedBtn) duplicateSelectedBtn.disabled = !has;
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if (selectedSizeInput) {
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selectedSizeInput.disabled = !has;
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selectedSizeInput.min = '5';
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selectedSizeInput.max = '32';
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selectedSizeInput.step = '0.5';
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}
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if (bringForwardBtn) bringForwardBtn.disabled = !has;
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if (sendBackwardBtn) sendBackwardBtn.disabled = !has;
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if (applyColorBtn) applyColorBtn.disabled = !has;
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if (selectedSizeInput && selectedSizeLabel) {
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if (has) {
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const first = balloons.find(bb => selectedIds.has(bb.id));
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if (first) {
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const diam = radiusPxToInches(first.radius);
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selectedSizeInput.value = String(Math.min(32, Math.max(5, diam)));
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selectedSizeLabel.textContent = fmtInches(diam);
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}
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} else {
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selectedSizeLabel.textContent = '0"';
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}
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}
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}
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// ====== Pointer Events ======
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let pointerDown = false;
|
|
let isDragging = false;
|
|
let dragStartPos = { x: 0, y: 0 };
|
|
let initialBalloonPos = { x: 0, y: 0 };
|
|
let eraseChanged = false;
|
|
let dragMoved = false;
|
|
let resizeChanged = false;
|
|
let resizeSaveTimer = null;
|
|
let erasingActive = false;
|
|
let drawPending = false;
|
|
let dragOffsets = [];
|
|
let marqueeActive = false;
|
|
let marqueeStart = { x: 0, y: 0 };
|
|
let marqueeEnd = { x: 0, y: 0 };
|
|
let pointerEventsSeen = false;
|
|
let touchFallbackHandled = false;
|
|
|
|
function requestDraw() {
|
|
if (drawPending) return;
|
|
drawPending = true;
|
|
requestAnimationFrame(() => {
|
|
drawPending = false;
|
|
draw();
|
|
});
|
|
}
|
|
|
|
const pointerTypeOf = (evt, fromTouch) => fromTouch ? 'touch' : (evt.pointerType || '');
|
|
|
|
function handlePrimaryDown(evt, { fromTouch = false } = {}) {
|
|
// If the canvas never got sized (some mobile browsers skip ResizeObserver early), size it now.
|
|
if (canvas.width === 0 || canvas.height === 0) resizeCanvas();
|
|
mouseInside = true;
|
|
mousePos = getMousePos(evt);
|
|
evtStats.down += 1;
|
|
evtStats.lastType = pointerTypeOf(evt, fromTouch);
|
|
|
|
if (evt.altKey || mode === 'eyedropper') {
|
|
pickColorAt(mousePos.x, mousePos.y);
|
|
if (mode === 'eyedropper') setMode('draw');
|
|
return;
|
|
}
|
|
|
|
if (mode === 'erase') {
|
|
pointerDown = true;
|
|
erasingActive = true;
|
|
eraseChanged = eraseAt(mousePos.x, mousePos.y);
|
|
return;
|
|
}
|
|
|
|
if (mode === 'garland') {
|
|
pointerDown = true;
|
|
garlandPath = [{ ...mousePos }];
|
|
requestDraw();
|
|
return;
|
|
}
|
|
|
|
if (mode === 'select') {
|
|
pointerDown = true;
|
|
const clickedIdx = findBalloonIndexAt(mousePos.x, mousePos.y);
|
|
if (clickedIdx !== -1) {
|
|
const b = balloons[clickedIdx];
|
|
if (evt.shiftKey) {
|
|
if (selectedIds.has(b.id)) selectedIds.delete(b.id);
|
|
else selectedIds.add(b.id);
|
|
} else if (!selectedIds.has(b.id)) {
|
|
selectedIds.clear();
|
|
selectedIds.add(b.id);
|
|
}
|
|
updateSelectButtons();
|
|
draw();
|
|
isDragging = true;
|
|
dragStartPos = { ...mousePos };
|
|
dragOffsets = selectionBalloons().map(bb => ({ id: bb.id, dx: bb.x - mousePos.x, dy: bb.y - mousePos.y }));
|
|
dragMoved = false;
|
|
} else {
|
|
if (!evt.shiftKey) selectedIds.clear();
|
|
updateSelectButtons();
|
|
marqueeActive = true;
|
|
marqueeStart = { ...mousePos };
|
|
marqueeEnd = { ...mousePos };
|
|
requestDraw();
|
|
}
|
|
return;
|
|
}
|
|
|
|
addBalloon(mousePos.x, mousePos.y);
|
|
pointerDown = true;
|
|
}
|
|
|
|
function handlePrimaryMove(evt, { fromTouch = false } = {}) {
|
|
mouseInside = true;
|
|
mousePos = getMousePos(evt);
|
|
|
|
if (mode === 'select') {
|
|
if (isDragging && selectedIds.size) {
|
|
const dx = mousePos.x - dragStartPos.x;
|
|
const dy = mousePos.y - dragStartPos.y;
|
|
dragOffsets.forEach(off => {
|
|
const b = balloons.find(bb => bb.id === off.id);
|
|
if (b) {
|
|
b.x = mousePos.x + off.dx;
|
|
b.y = mousePos.y + off.dy;
|
|
}
|
|
});
|
|
requestDraw();
|
|
dragMoved = true;
|
|
} else if (marqueeActive) {
|
|
marqueeEnd = { ...mousePos };
|
|
requestDraw();
|
|
} else {
|
|
const hoverIdx = findBalloonIndexAt(mousePos.x, mousePos.y);
|
|
canvas.style.cursor = (hoverIdx !== -1) ? 'move' : 'default';
|
|
}
|
|
}
|
|
|
|
if (mode === 'garland') {
|
|
if (pointerDown) {
|
|
const last = garlandPath[garlandPath.length - 1];
|
|
if (!last || Math.hypot(mousePos.x - last.x, mousePos.y - last.y) >= GARLAND_POINT_STEP) {
|
|
garlandPath.push({ ...mousePos });
|
|
requestDraw();
|
|
}
|
|
}
|
|
return;
|
|
}
|
|
|
|
if (mode === 'erase') {
|
|
if (pointerDown) {
|
|
eraseChanged = eraseAt(mousePos.x, mousePos.y) || eraseChanged;
|
|
if (eraseChanged) requestDraw();
|
|
} else {
|
|
requestDraw();
|
|
}
|
|
}
|
|
}
|
|
|
|
function handlePrimaryUp(evt, { fromTouch = false } = {}) {
|
|
pointerDown = false;
|
|
isDragging = false;
|
|
evtStats.up += 1;
|
|
evtStats.lastType = pointerTypeOf(evt, fromTouch);
|
|
if (fromTouch) evtStats.touchEnd += 1;
|
|
|
|
if (mode === 'garland') {
|
|
if (garlandPath.length > 1) addGarlandFromPath(garlandPath);
|
|
garlandPath = [];
|
|
requestDraw();
|
|
return;
|
|
}
|
|
if (mode === 'select' && dragMoved) {
|
|
refreshAll();
|
|
pushHistory();
|
|
}
|
|
if (mode === 'select' && marqueeActive) {
|
|
const minX = Math.min(marqueeStart.x, marqueeEnd.x);
|
|
const maxX = Math.max(marqueeStart.x, marqueeEnd.x);
|
|
const minY = Math.min(marqueeStart.y, marqueeEnd.y);
|
|
const maxY = Math.max(marqueeStart.y, marqueeEnd.y);
|
|
const ids = balloons.filter(b => b.x >= minX && b.x <= maxX && b.y >= minY && b.y <= maxY).map(b => b.id);
|
|
if (!evt.shiftKey) selectedIds.clear();
|
|
ids.forEach(id => selectedIds.add(id));
|
|
marqueeActive = false;
|
|
updateSelectButtons();
|
|
requestDraw();
|
|
}
|
|
if (mode === 'erase' && eraseChanged) {
|
|
refreshAll();
|
|
pushHistory();
|
|
}
|
|
erasingActive = false;
|
|
dragMoved = false;
|
|
eraseChanged = false;
|
|
marqueeActive = false;
|
|
}
|
|
|
|
function handlePrimaryCancel(evt, { fromTouch = false } = {}) {
|
|
pointerDown = false;
|
|
evtStats.cancel += 1;
|
|
evtStats.lastType = pointerTypeOf(evt, fromTouch);
|
|
if (mode === 'garland') {
|
|
garlandPath = [];
|
|
requestDraw();
|
|
}
|
|
}
|
|
|
|
// Avoid touch scrolling stealing pointer events.
|
|
canvas.style.touchAction = 'none';
|
|
|
|
canvas.addEventListener('pointerdown', e => {
|
|
// If a touch fallback already handled this gesture, ignore the duplicate pointer event.
|
|
if (touchFallbackHandled && e.pointerType === 'touch') return;
|
|
pointerEventsSeen = true;
|
|
touchFallbackHandled = false;
|
|
e.preventDefault();
|
|
canvas.setPointerCapture?.(e.pointerId);
|
|
handlePrimaryDown(e, { fromTouch: e.pointerType === 'touch' });
|
|
}, { passive: false });
|
|
|
|
canvas.addEventListener('pointermove', e => {
|
|
if (touchFallbackHandled && e.pointerType === 'touch') return;
|
|
handlePrimaryMove(e, { fromTouch: e.pointerType === 'touch' });
|
|
}, { passive: true });
|
|
|
|
canvas.addEventListener('pointerenter', () => {
|
|
mouseInside = true;
|
|
if (mode === 'erase') requestDraw();
|
|
});
|
|
|
|
canvas.addEventListener('pointerup', e => {
|
|
if (touchFallbackHandled && e.pointerType === 'touch') {
|
|
canvas.releasePointerCapture?.(e.pointerId);
|
|
return;
|
|
}
|
|
handlePrimaryUp(e, { fromTouch: e.pointerType === 'touch' });
|
|
canvas.releasePointerCapture?.(e.pointerId);
|
|
}, { passive: true });
|
|
|
|
canvas.addEventListener('pointerleave', () => {
|
|
mouseInside = false;
|
|
marqueeActive = false;
|
|
if (mode === 'garland') {
|
|
pointerDown = false;
|
|
garlandPath = [];
|
|
requestDraw();
|
|
}
|
|
if (mode === 'erase') requestDraw();
|
|
}, { passive: true });
|
|
|
|
canvas.addEventListener('pointercancel', e => {
|
|
if (touchFallbackHandled && e.pointerType === 'touch') return;
|
|
handlePrimaryCancel(e, { fromTouch: e.pointerType === 'touch' });
|
|
}, { passive: true });
|
|
|
|
// Touch fallback for browsers where pointer events are not delivered.
|
|
const touchToPointerLike = (e) => {
|
|
const t = e.changedTouches && e.changedTouches[0];
|
|
if (!t) return null;
|
|
return {
|
|
clientX: t.clientX,
|
|
clientY: t.clientY,
|
|
pointerType: 'touch',
|
|
altKey: e.altKey,
|
|
shiftKey: e.shiftKey
|
|
};
|
|
};
|
|
|
|
const shouldHandleTouchFallback = () => !pointerEventsSeen;
|
|
|
|
canvas.addEventListener('touchstart', e => {
|
|
if (!shouldHandleTouchFallback()) return;
|
|
const fake = touchToPointerLike(e);
|
|
if (!fake) return;
|
|
touchFallbackHandled = true;
|
|
e.preventDefault();
|
|
handlePrimaryDown(fake, { fromTouch: true });
|
|
}, { passive: false });
|
|
|
|
canvas.addEventListener('touchmove', e => {
|
|
if (!touchFallbackHandled || !shouldHandleTouchFallback()) return;
|
|
const fake = touchToPointerLike(e);
|
|
if (!fake) return;
|
|
e.preventDefault();
|
|
handlePrimaryMove(fake, { fromTouch: true });
|
|
}, { passive: false });
|
|
|
|
canvas.addEventListener('touchend', e => {
|
|
if (!touchFallbackHandled || !shouldHandleTouchFallback()) return;
|
|
const fake = touchToPointerLike(e) || { pointerType: 'touch', shiftKey: false, altKey: false, clientX: 0, clientY: 0 };
|
|
e.preventDefault();
|
|
handlePrimaryUp(fake, { fromTouch: true });
|
|
touchFallbackHandled = false;
|
|
}, { passive: false });
|
|
|
|
canvas.addEventListener('touchcancel', e => {
|
|
if (!touchFallbackHandled || !shouldHandleTouchFallback()) return;
|
|
const fake = touchToPointerLike(e) || { pointerType: 'touch' };
|
|
handlePrimaryCancel(fake, { fromTouch: true });
|
|
touchFallbackHandled = false;
|
|
}, { passive: true });
|
|
|
|
// No global pointer/touch commits; rely on canvas handlers (as in the working older version).
|
|
|
|
// ====== Canvas & Drawing ======
|
|
function resizeCanvas() {
|
|
const rect = canvas.getBoundingClientRect();
|
|
dpr = Math.max(1, window.devicePixelRatio || 1);
|
|
canvas.width = Math.round(rect.width * dpr);
|
|
canvas.height = Math.round(rect.height * dpr);
|
|
ctx.setTransform(dpr, 0, 0, dpr, 0, 0);
|
|
fitView();
|
|
draw();
|
|
}
|
|
function clearCanvasArea() {
|
|
ctx.clearRect(0, 0, canvas.width / dpr, canvas.height / dpr);
|
|
}
|
|
|
|
function draw() {
|
|
clearCanvasArea();
|
|
ctx.save();
|
|
ctx.scale(view.s, view.s);
|
|
ctx.translate(view.tx, view.ty);
|
|
|
|
balloons.forEach(b => {
|
|
if (b.image) {
|
|
const img = getImage(b.image);
|
|
if (img && img.complete && img.naturalWidth > 0) {
|
|
const meta = FLAT_COLORS[b.colorIdx] || {};
|
|
const zoom = Math.max(1, meta.imageZoom ?? TEXTURE_ZOOM_DEFAULT);
|
|
const fx = clamp01(meta.imageFocus?.x ?? TEXTURE_FOCUS_DEFAULT.x);
|
|
const fy = clamp01(meta.imageFocus?.y ?? TEXTURE_FOCUS_DEFAULT.y);
|
|
|
|
const srcW = img.naturalWidth / zoom;
|
|
const srcH = img.naturalHeight / zoom;
|
|
const srcX = clamp(fx * img.naturalWidth - srcW/2, 0, img.naturalWidth - srcW);
|
|
const srcY = clamp(fy * img.naturalHeight - srcH/2, 0, img.naturalHeight - srcH);
|
|
|
|
ctx.save();
|
|
ctx.beginPath();
|
|
ctx.arc(b.x, b.y, b.radius, 0, Math.PI * 2);
|
|
ctx.clip();
|
|
const lum = luminance(meta.hex || b.color);
|
|
if (lum > 0.6) {
|
|
const strength = clamp01((lum - 0.6) / 0.4); // more shadow for lighter colors
|
|
ctx.shadowColor = `rgba(0,0,0,${0.05 + 0.07 * strength})`;
|
|
ctx.shadowBlur = 4 + 4 * strength;
|
|
ctx.shadowOffsetY = 1 + 2 * strength;
|
|
}
|
|
ctx.drawImage(img, srcX, srcY, srcW, srcH, b.x - b.radius, b.y - b.radius, b.radius * 2, b.radius * 2);
|
|
if (isBorderEnabled) {
|
|
ctx.strokeStyle = '#111827';
|
|
ctx.lineWidth = Math.max(0.35, 0.5 / view.s);
|
|
ctx.stroke();
|
|
}
|
|
ctx.restore();
|
|
} else {
|
|
// fallback solid
|
|
ctx.beginPath();
|
|
ctx.arc(b.x, b.y, b.radius, 0, Math.PI * 2);
|
|
ctx.fillStyle = b.color;
|
|
ctx.shadowColor = 'rgba(0,0,0,0.2)';
|
|
ctx.shadowBlur = 10;
|
|
ctx.fill();
|
|
if (isBorderEnabled) {
|
|
ctx.strokeStyle = '#111827';
|
|
ctx.lineWidth = Math.max(0.35, 0.5 / view.s);
|
|
ctx.stroke();
|
|
}
|
|
ctx.shadowBlur = 0;
|
|
}
|
|
} else {
|
|
// solid fill
|
|
ctx.beginPath();
|
|
ctx.arc(b.x, b.y, b.radius, 0, Math.PI * 2);
|
|
ctx.fillStyle = b.color;
|
|
ctx.shadowColor = 'rgba(0,0,0,0.2)';
|
|
ctx.shadowBlur = 10;
|
|
ctx.fill();
|
|
if (isBorderEnabled) {
|
|
ctx.strokeStyle = '#111827';
|
|
ctx.lineWidth = Math.max(0.35, 0.5 / view.s);
|
|
ctx.stroke();
|
|
}
|
|
ctx.shadowBlur = 0;
|
|
}
|
|
|
|
if (isShineEnabled) {
|
|
const { fill: shineFill, stroke: shineStroke } = shineStyle(b.color);
|
|
const sx = b.x - b.radius * SHINE_OFFSET;
|
|
const sy = b.y - b.radius * SHINE_OFFSET;
|
|
const rx = b.radius * SHINE_RX;
|
|
const ry = b.radius * SHINE_RY;
|
|
const rotRad = SHINE_ROT * Math.PI / 180;
|
|
ctx.save();
|
|
ctx.shadowColor = 'rgba(0,0,0,0.1)';
|
|
ctx.shadowBlur = 3; // SHINE_BLUR
|
|
ctx.beginPath();
|
|
if (ctx.ellipse) {
|
|
ctx.ellipse(sx, sy, rx, ry, rotRad, 0, Math.PI * 2);
|
|
} else {
|
|
ctx.translate(sx, sy);
|
|
ctx.rotate(rotRad);
|
|
ctx.scale(rx / ry, 1);
|
|
ctx.arc(0, 0, ry, 0, Math.PI * 2);
|
|
}
|
|
ctx.fillStyle = shineFill;
|
|
if (shineStroke) {
|
|
ctx.strokeStyle = shineStroke;
|
|
ctx.lineWidth = 1.5;
|
|
ctx.stroke();
|
|
}
|
|
ctx.fill();
|
|
ctx.restore();
|
|
}
|
|
});
|
|
|
|
// garland path preview
|
|
if (mode === 'garland' && garlandPath.length) {
|
|
ctx.save();
|
|
ctx.lineWidth = 1.5 / view.s;
|
|
ctx.strokeStyle = 'rgba(59,130,246,0.7)';
|
|
ctx.setLineDash([8 / view.s, 6 / view.s]);
|
|
ctx.beginPath();
|
|
garlandPath.forEach((p, idx) => {
|
|
if (idx === 0) ctx.moveTo(p.x, p.y);
|
|
else ctx.lineTo(p.x, p.y);
|
|
});
|
|
ctx.stroke();
|
|
ctx.setLineDash([]);
|
|
const previewNodes = computeGarlandNodes(garlandPath).sort((a, b) => b.radius - a.radius);
|
|
ctx.strokeStyle = 'rgba(59,130,246,0.28)';
|
|
previewNodes.forEach(n => {
|
|
ctx.beginPath();
|
|
ctx.arc(n.x, n.y, n.radius, 0, Math.PI * 2);
|
|
ctx.stroke();
|
|
});
|
|
ctx.restore();
|
|
}
|
|
|
|
// selection ring(s)
|
|
if (selectedIds.size) {
|
|
ctx.save();
|
|
selectedIds.forEach(id => {
|
|
const b = balloons.find(bb => bb.id === id);
|
|
if (!b) return;
|
|
ctx.beginPath();
|
|
ctx.arc(b.x, b.y, b.radius + 3, 0, Math.PI * 2);
|
|
ctx.lineWidth = 4 / view.s;
|
|
ctx.strokeStyle = 'rgba(255, 255, 255, 0.8)';
|
|
ctx.stroke();
|
|
ctx.lineWidth = 2 / view.s;
|
|
ctx.strokeStyle = '#3b82f6';
|
|
ctx.stroke();
|
|
});
|
|
ctx.restore();
|
|
}
|
|
|
|
// marquee preview
|
|
if (mode === 'select' && marqueeActive) {
|
|
ctx.save();
|
|
ctx.setLineDash([6 / view.s, 4 / view.s]);
|
|
ctx.lineWidth = 1.5 / view.s;
|
|
ctx.strokeStyle = 'rgba(59,130,246,0.8)';
|
|
ctx.fillStyle = 'rgba(59,130,246,0.12)';
|
|
const x = Math.min(marqueeStart.x, marqueeEnd.x);
|
|
const y = Math.min(marqueeStart.y, marqueeEnd.y);
|
|
const w = Math.abs(marqueeStart.x - marqueeEnd.x);
|
|
const h = Math.abs(marqueeStart.y - marqueeEnd.y);
|
|
ctx.strokeRect(x, y, w, h);
|
|
ctx.fillRect(x, y, w, h);
|
|
ctx.restore();
|
|
}
|
|
|
|
// eraser preview
|
|
if (mode === 'erase' && mouseInside) {
|
|
ctx.save();
|
|
ctx.beginPath();
|
|
ctx.arc(mousePos.x, mousePos.y, eraserRadius, 0, Math.PI * 2);
|
|
ctx.lineWidth = 1.5 / view.s;
|
|
ctx.strokeStyle = 'rgba(31,41,55,0.8)';
|
|
ctx.setLineDash([4 / view.s, 4 / view.s]);
|
|
ctx.stroke();
|
|
ctx.restore();
|
|
}
|
|
|
|
// eyedropper preview
|
|
if (mode === 'eyedropper' && mouseInside) {
|
|
ctx.save();
|
|
ctx.beginPath();
|
|
ctx.arc(mousePos.x, mousePos.y, 10 / view.s, 0, Math.PI * 2);
|
|
ctx.lineWidth = 2 / view.s;
|
|
ctx.strokeStyle = '#fff';
|
|
ctx.stroke();
|
|
ctx.lineWidth = 1 / view.s;
|
|
ctx.strokeStyle = '#000';
|
|
ctx.stroke();
|
|
ctx.restore();
|
|
}
|
|
|
|
ctx.restore();
|
|
|
|
// Debug overlay
|
|
const dbg = [
|
|
`mode:${mode}`,
|
|
`balloons:${balloons.length}`,
|
|
`garlandLen:${garlandPath.length}`,
|
|
`pointerDown:${pointerDown}`,
|
|
`lastCommit:${lastCommitMode || '-'}`,
|
|
`lastAdd:${lastAddStatus || '-'}`,
|
|
`dpr:${dpr.toFixed(2)} s:${view.s.toFixed(2)} canvas:${canvas.width}x${canvas.height}`,
|
|
`down:${evtStats.down} up:${evtStats.up} cancel:${evtStats.cancel} touchEnd:${evtStats.touchEnd} add:${evtStats.addBalloon} type:${evtStats.lastType}`
|
|
];
|
|
if (debugOverlay) debugOverlay.textContent = dbg.join(' | ');
|
|
}
|
|
|
|
new ResizeObserver(() => resizeCanvas()).observe(canvas.parentElement);
|
|
canvas.style.touchAction = 'none';
|
|
|
|
// ====== State Persistence ======
|
|
const APP_STATE_KEY = 'obd:state:v3';
|
|
|
|
function saveAppState() {
|
|
// Note: isShineEnabled is managed globally.
|
|
const state = {
|
|
balloons,
|
|
selectedColorIdx,
|
|
currentDiameterInches,
|
|
eraserRadius,
|
|
view,
|
|
usedSortDesc,
|
|
garlandDensity,
|
|
garlandMainIdx,
|
|
garlandAccentIdx,
|
|
isBorderEnabled
|
|
};
|
|
try { localStorage.setItem(APP_STATE_KEY, JSON.stringify(state)); } catch {}
|
|
}
|
|
const persist = (() => { let t; return () => { clearTimeout(t); t = setTimeout(saveAppState, 120); }; })();
|
|
|
|
function loadAppState() {
|
|
try {
|
|
const s = JSON.parse(localStorage.getItem(APP_STATE_KEY) || '{}');
|
|
if (Array.isArray(s.balloons)) balloons = s.balloons;
|
|
if (typeof s.selectedColorIdx === 'number') selectedColorIdx = s.selectedColorIdx;
|
|
if (typeof s.currentDiameterInches === 'number') {
|
|
currentDiameterInches = s.currentDiameterInches;
|
|
currentRadius = inchesToRadiusPx(currentDiameterInches);
|
|
}
|
|
if (typeof s.eraserRadius === 'number') {
|
|
eraserRadius = s.eraserRadius;
|
|
if (eraserSizeInput) eraserSizeInput.value = eraserRadius;
|
|
if (eraserSizeLabel) eraserSizeLabel.textContent = eraserRadius;
|
|
}
|
|
if (s.view && typeof s.view.s === 'number') { view = s.view; clampViewScale(); }
|
|
if (typeof s.usedSortDesc === 'boolean') {
|
|
usedSortDesc = s.usedSortDesc;
|
|
if (sortUsedToggle) sortUsedToggle.textContent = usedSortDesc ? 'Sort: Most → Least' : 'Sort: Least → Most';
|
|
}
|
|
if (typeof s.garlandDensity === 'number') {
|
|
garlandDensity = clamp(s.garlandDensity, 0.6, 1.6);
|
|
if (garlandDensityInput) garlandDensityInput.value = garlandDensity;
|
|
if (garlandDensityLabel) garlandDensityLabel.textContent = garlandDensity.toFixed(1);
|
|
}
|
|
if (Array.isArray(s.garlandMainIdx)) {
|
|
garlandMainIdx = s.garlandMainIdx.slice(0, 4).map(v => Number(v) || -1);
|
|
while (garlandMainIdx.length < 4) garlandMainIdx.push(-1);
|
|
}
|
|
if (typeof s.garlandAccentIdx === 'number') garlandAccentIdx = s.garlandAccentIdx;
|
|
if (typeof s.isBorderEnabled === 'boolean') isBorderEnabled = s.isBorderEnabled;
|
|
if (toggleBorderCheckbox) toggleBorderCheckbox.checked = isBorderEnabled;
|
|
updateCurrentColorChip();
|
|
} catch {}
|
|
}
|
|
|
|
loadAppState();
|
|
resetHistory(); // establish initial history state for undo/redo controls
|
|
|
|
// ====== UI Rendering (Palettes) ======
|
|
function renderAllowedPalette() {
|
|
if (!paletteBox) return;
|
|
paletteBox.innerHTML = '';
|
|
(window.PALETTE || []).forEach(group => {
|
|
const title = document.createElement('div');
|
|
title.className = 'family-title';
|
|
title.textContent = group.family;
|
|
paletteBox.appendChild(title);
|
|
|
|
const row = document.createElement('div');
|
|
row.className = 'swatch-row';
|
|
(group.colors || []).forEach(c => {
|
|
const idx =
|
|
FLAT_COLORS.find(fc => fc.name === c.name && fc.hex === c.hex && fc.family === group.family)?._idx
|
|
?? HEX_TO_FIRST_IDX.get(normalizeHex(c.hex));
|
|
const sw = document.createElement('button');
|
|
sw.type = 'button';
|
|
sw.className = 'swatch';
|
|
sw.setAttribute('aria-label', c.name);
|
|
|
|
if (c.image) {
|
|
const meta = FLAT_COLORS[idx] || {};
|
|
sw.style.backgroundImage = `url("${c.image}")`;
|
|
sw.style.backgroundSize = `${100 * SWATCH_TEXTURE_ZOOM}%`;
|
|
sw.style.backgroundPosition = `${(meta.imageFocus?.x ?? 0.5) * 100}% ${(meta.imageFocus?.y ?? 0.5) * 100}%`;
|
|
} else {
|
|
sw.style.backgroundColor = c.hex;
|
|
}
|
|
|
|
if (idx === selectedColorIdx) sw.classList.add('active');
|
|
sw.title = c.name;
|
|
|
|
sw.addEventListener('click', () => {
|
|
selectedColorIdx = idx ?? 0;
|
|
renderAllowedPalette();
|
|
updateCurrentColorChip();
|
|
persist();
|
|
});
|
|
row.appendChild(sw);
|
|
});
|
|
paletteBox.appendChild(row);
|
|
});
|
|
}
|
|
|
|
function getUsedColors() {
|
|
const map = new Map();
|
|
balloons.forEach(b => {
|
|
const key = normalizeHex(b.color);
|
|
if (!allowedSet.has(key)) return;
|
|
if (!map.has(key)) {
|
|
const meta = FLAT_COLORS[HEX_TO_FIRST_IDX.get(key)] || {};
|
|
map.set(key, { hex: key, count: 0, image: meta.image, name: meta.name });
|
|
}
|
|
map.get(key).count++;
|
|
});
|
|
const arr = [...map.values()];
|
|
arr.sort((a, b) => (usedSortDesc ? (b.count - a.count) : (a.count - b.count)));
|
|
return arr;
|
|
}
|
|
|
|
function updateCurrentColorChip() {
|
|
const meta = FLAT_COLORS[selectedColorIdx] || FLAT_COLORS[0];
|
|
const updateChip = (chipId, labelId, { showLabel = true } = {}) => {
|
|
const chip = document.getElementById(chipId);
|
|
const label = labelId ? document.getElementById(labelId) : null;
|
|
if (!chip || !meta) return;
|
|
if (meta.image) {
|
|
const fx = clamp01(meta.imageFocus?.x ?? TEXTURE_FOCUS_DEFAULT.x);
|
|
const fy = clamp01(meta.imageFocus?.y ?? TEXTURE_FOCUS_DEFAULT.y);
|
|
chip.style.backgroundImage = `url("${meta.image}")`;
|
|
chip.style.backgroundSize = `${100 * SWATCH_TEXTURE_ZOOM}%`;
|
|
chip.style.backgroundPosition = `${fx * 100}% ${fy * 100}%`;
|
|
chip.style.backgroundColor = '#fff';
|
|
} else {
|
|
chip.style.backgroundImage = 'none';
|
|
chip.style.backgroundColor = meta.hex || '#fff';
|
|
}
|
|
if (label) {
|
|
label.textContent = showLabel ? (meta.name || meta.hex || 'Current') : '';
|
|
label.title = meta.name || meta.hex || 'Current';
|
|
}
|
|
chip.title = meta.name || meta.hex || 'Current';
|
|
};
|
|
updateChip('current-color-chip', 'current-color-label', { showLabel: true });
|
|
updateChip('current-color-chip-global', 'current-color-label-global', { showLabel: false });
|
|
updateChip('mobile-active-color-chip', null, { showLabel: false });
|
|
}
|
|
|
|
window.organic = {
|
|
getColor: () => selectedColorIdx,
|
|
updateCurrentColorChip,
|
|
setColor: (idx) => {
|
|
if (!Number.isInteger(idx)) return;
|
|
selectedColorIdx = idx;
|
|
renderAllowedPalette?.();
|
|
renderUsedPalette?.();
|
|
updateCurrentColorChip?.();
|
|
persist?.();
|
|
},
|
|
buildOrganicSvgPayload,
|
|
};
|
|
|
|
function renderUsedPalette() {
|
|
if (!usedPaletteBox) return;
|
|
usedPaletteBox.innerHTML = '';
|
|
const used = getUsedColors();
|
|
if (used.length === 0) {
|
|
usedPaletteBox.innerHTML = '<div class="hint">No colors yet.</div>';
|
|
if (replaceFromSel) replaceFromSel.innerHTML = '';
|
|
return;
|
|
}
|
|
const row = document.createElement('div');
|
|
row.className = 'swatch-row';
|
|
used.forEach(item => {
|
|
const sw = document.createElement('button');
|
|
sw.type = 'button';
|
|
sw.className = 'swatch';
|
|
const name = item.name || NAME_BY_HEX.get(item.hex) || item.hex;
|
|
sw.setAttribute('aria-label', `${name} - Count: ${item.count}`);
|
|
|
|
if (item.image) {
|
|
const meta = FLAT_COLORS[HEX_TO_FIRST_IDX.get(item.hex)] || {};
|
|
sw.style.backgroundImage = `url("${item.image}")`;
|
|
sw.style.backgroundSize = `${100 * SWATCH_TEXTURE_ZOOM}%`;
|
|
sw.style.backgroundPosition = `${(meta.imageFocus?.x ?? 0.5) * 100}% ${(meta.imageFocus?.y ?? 0.5) * 100}%`;
|
|
} else {
|
|
sw.style.backgroundColor = item.hex;
|
|
}
|
|
if (normalizeHex(FLAT_COLORS[selectedColorIdx]?.hex) === item.hex) sw.classList.add('active');
|
|
sw.title = `${name} — ${item.count}`;
|
|
sw.addEventListener('click', () => {
|
|
selectedColorIdx = HEX_TO_FIRST_IDX.get(item.hex) ?? 0;
|
|
renderAllowedPalette();
|
|
renderUsedPalette();
|
|
});
|
|
|
|
const badge = document.createElement('div');
|
|
badge.className = 'badge';
|
|
badge.textContent = String(item.count);
|
|
sw.appendChild(badge);
|
|
row.appendChild(sw);
|
|
});
|
|
usedPaletteBox.appendChild(row);
|
|
|
|
// fill "replace from"
|
|
if (replaceFromSel) {
|
|
replaceFromSel.innerHTML = '';
|
|
used.forEach(item => {
|
|
const opt = document.createElement('option');
|
|
const name = item.name || NAME_BY_HEX.get(item.hex) || item.hex;
|
|
opt.value = item.hex;
|
|
opt.textContent = `${name} (${item.count})`;
|
|
replaceFromSel.appendChild(opt);
|
|
});
|
|
updateReplaceChips();
|
|
}
|
|
}
|
|
|
|
// ====== Balloon Ops & Data/Export ======
|
|
function buildBalloon(meta, x, y, radius) {
|
|
return {
|
|
x, y,
|
|
radius,
|
|
color: meta.hex,
|
|
image: meta.image || null,
|
|
colorIdx: meta._idx,
|
|
id: makeId()
|
|
};
|
|
}
|
|
|
|
function addBalloon(x, y) {
|
|
const meta = FLAT_COLORS[selectedColorIdx] || FLAT_COLORS[0];
|
|
if (balloons.length >= MAX_BALLOONS) {
|
|
lastAddStatus = 'limit';
|
|
showModal(`Balloon limit reached (${MAX_BALLOONS}). Delete some to add more.`);
|
|
return;
|
|
}
|
|
balloons.push(buildBalloon(meta, x, y, currentRadius));
|
|
lastAddStatus = 'balloon';
|
|
evtStats.addBalloon += 1;
|
|
ensureVisibleAfterAdd(balloons[balloons.length - 1]);
|
|
refreshAll();
|
|
pushHistory();
|
|
}
|
|
|
|
function garlandSeed(path) {
|
|
let h = 2166136261 >>> 0;
|
|
path.forEach(p => {
|
|
h ^= Math.round(p.x * 10) + 0x9e3779b9;
|
|
h = Math.imul(h, 16777619);
|
|
h ^= Math.round(p.y * 10);
|
|
h = Math.imul(h, 16777619);
|
|
});
|
|
return h >>> 0 || 1;
|
|
}
|
|
|
|
function computeGarlandNodes(path) {
|
|
if (!Array.isArray(path) || path.length < 2) return [];
|
|
const baseRadius = inchesToRadiusPx(GARLAND_BASE_DIAM);
|
|
const fillerRadii = GARLAND_FILLER_DIAMS.map(inchesToRadiusPx);
|
|
const accentRadius = inchesToRadiusPx(GARLAND_ACCENT_DIAM);
|
|
const spacing = Math.max(10, baseRadius * (GARLAND_SPACING_RATIO / garlandDensity));
|
|
const nodes = [];
|
|
let carry = 0;
|
|
const rng = makeSeededRng(garlandSeed(path));
|
|
|
|
for (let i = 0; i < path.length - 1; i++) {
|
|
const a = path[i];
|
|
const b = path[i + 1];
|
|
const dx = b.x - a.x;
|
|
const dy = b.y - a.y;
|
|
const segLen = Math.hypot(dx, dy);
|
|
if (segLen < 1) continue;
|
|
|
|
let dist = carry;
|
|
const nx = segLen > 0 ? (dy / segLen) : 0;
|
|
const ny = segLen > 0 ? (-dx / segLen) : 0;
|
|
|
|
while (dist <= segLen) {
|
|
const t = dist / segLen;
|
|
const px = a.x + dx * t;
|
|
const py = a.y + dy * t;
|
|
|
|
const side = rng() > 0.5 ? 1 : -1;
|
|
const wobble = (rng() * 2 - 1) * baseRadius * GARLAND_WOBBLE_RATIO;
|
|
const sizeJitter = 1 + (rng() * 2 - 1) * GARLAND_SIZE_JITTER;
|
|
const r = clamp(baseRadius * sizeJitter, baseRadius * 0.75, baseRadius * 1.35);
|
|
const baseX = px + nx * wobble;
|
|
const baseY = py + ny * wobble;
|
|
nodes.push({ x: baseX, y: baseY, radius: r, type: 'base' });
|
|
|
|
// filler balloons hugging the base to thicken the line
|
|
const fillerR = fillerRadii[Math.floor(rng() * fillerRadii.length)] || baseRadius * 0.7;
|
|
const offset1 = r * 0.7;
|
|
nodes.push({
|
|
x: baseX + nx * offset1 * side,
|
|
y: baseY + ny * offset1 * side,
|
|
radius: fillerR * (0.9 + rng() * 0.2),
|
|
type: 'filler'
|
|
});
|
|
|
|
const tangentSide = side * (rng() > 0.5 ? 1 : -1);
|
|
const offset2 = r * 0.5;
|
|
nodes.push({
|
|
x: baseX + (-ny) * offset2 * tangentSide,
|
|
y: baseY + (nx) * offset2 * tangentSide,
|
|
radius: fillerR * (0.8 + rng() * 0.25),
|
|
type: 'filler'
|
|
});
|
|
|
|
// Tight cluster of three 5" balloons, slightly more open
|
|
{
|
|
const clusterCenterX = baseX + nx * r * 0.25 * side;
|
|
const clusterCenterY = baseY + ny * r * 0.25 * side;
|
|
const baseAng = rng() * Math.PI * 2;
|
|
const mags = [0.7, 0.95, 0.8].map(m => m * accentRadius);
|
|
const angs = [baseAng, baseAng + (2 * Math.PI / 3), baseAng + (4 * Math.PI / 3)];
|
|
for (let c = 0; c < 3; c++) {
|
|
const mag = mags[c] * (0.98 + rng() * 0.08);
|
|
const jitterAng = angs[c] + (rng() * 0.25 - 0.125);
|
|
nodes.push({
|
|
x: clusterCenterX + Math.cos(jitterAng) * mag,
|
|
y: clusterCenterY + Math.sin(jitterAng) * mag,
|
|
radius: accentRadius * (0.88 + rng() * 0.15),
|
|
type: 'accent'
|
|
});
|
|
}
|
|
}
|
|
|
|
dist += spacing;
|
|
}
|
|
carry = dist - segLen;
|
|
}
|
|
|
|
return nodes;
|
|
}
|
|
|
|
function addGarlandFromPath(path) {
|
|
const meta = FLAT_COLORS[selectedColorIdx] || FLAT_COLORS[0];
|
|
if (!meta) return;
|
|
const nodes = computeGarlandNodes(path).sort((a, b) => b.radius - a.radius); // draw larger first so small accents sit on top
|
|
if (!nodes.length) { lastAddStatus = 'garland:none'; return; }
|
|
const available = Math.max(0, MAX_BALLOONS - balloons.length);
|
|
const limitedNodes = available ? nodes.slice(0, available) : [];
|
|
if (!limitedNodes.length) { lastAddStatus = 'limit'; showModal(`Balloon limit reached (${MAX_BALLOONS}). Delete some to add more.`); return; }
|
|
const newIds = [];
|
|
const rng = makeSeededRng(garlandSeed(path) + 101);
|
|
const metaFromIdx = idx => {
|
|
const m = FLAT_COLORS[idx];
|
|
return m ? m : meta;
|
|
};
|
|
const pickMainMeta = () => {
|
|
const choices = garlandMainIdx.filter(v => Number.isFinite(v) && v >= 0 && FLAT_COLORS[v]);
|
|
if (!choices.length) return meta;
|
|
const pick = choices.length === 1 ? choices[0] : choices[Math.floor(rng() * choices.length)];
|
|
return metaFromIdx(pick);
|
|
};
|
|
const accentMeta = (garlandAccentIdx >= 0 && FLAT_COLORS[garlandAccentIdx])
|
|
? FLAT_COLORS[garlandAccentIdx]
|
|
: metaFromIdx(garlandMainIdx.find(v => v >= 0));
|
|
|
|
limitedNodes.forEach(n => {
|
|
const m = n.type === 'accent' ? accentMeta : pickMainMeta();
|
|
const b = buildBalloon(m, n.x, n.y, n.radius);
|
|
balloons.push(b);
|
|
newIds.push(b.id);
|
|
});
|
|
lastAddStatus = `garland:${newIds.length}`;
|
|
if (newIds.length) {
|
|
selectedIds.clear();
|
|
updateSelectButtons();
|
|
}
|
|
refreshAll();
|
|
pushHistory();
|
|
}
|
|
|
|
function findBalloonIndexAt(x, y) {
|
|
for (let i = balloons.length - 1; i >= 0; i--) {
|
|
const b = balloons[i];
|
|
if (Math.hypot(x - b.x, y - b.y) <= b.radius) return i;
|
|
}
|
|
return -1;
|
|
}
|
|
|
|
function selectAt(x, y) {
|
|
const i = findBalloonIndexAt(x, y);
|
|
selectedIds.clear();
|
|
if (i !== -1) selectedIds.add(balloons[i].id);
|
|
updateSelectButtons();
|
|
draw();
|
|
}
|
|
|
|
function moveSelected(dx, dy) {
|
|
const sel = selectionBalloons();
|
|
if (!sel.length) return;
|
|
sel.forEach(b => { b.x += dx; b.y += dy; });
|
|
refreshAll();
|
|
pushHistory();
|
|
}
|
|
|
|
function resizeSelected(newDiamInches) {
|
|
const sel = selectionBalloons();
|
|
if (!sel.length) return;
|
|
const diam = clamp(newDiamInches, 5, 32);
|
|
const newRadius = inchesToRadiusPx(diam);
|
|
sel.forEach(b => { b.radius = newRadius; });
|
|
refreshAll();
|
|
updateSelectButtons();
|
|
resizeChanged = true;
|
|
clearTimeout(resizeSaveTimer);
|
|
resizeSaveTimer = setTimeout(() => {
|
|
if (resizeChanged) {
|
|
pushHistory();
|
|
resizeChanged = false;
|
|
}
|
|
}, 200);
|
|
}
|
|
|
|
function bringSelectedForward() {
|
|
const sel = selectionArray();
|
|
if (!sel.length) return;
|
|
const set = new Set(sel);
|
|
const kept = balloons.filter(b => !set.has(b.id));
|
|
const moving = balloons.filter(b => set.has(b.id));
|
|
balloons = kept.concat(moving);
|
|
refreshAll({ autoFit: true });
|
|
pushHistory();
|
|
}
|
|
|
|
function sendSelectedBackward() {
|
|
const sel = selectionArray();
|
|
if (!sel.length) return;
|
|
const set = new Set(sel);
|
|
const moving = balloons.filter(b => set.has(b.id));
|
|
const kept = balloons.filter(b => !set.has(b.id));
|
|
balloons = moving.concat(kept);
|
|
refreshAll({ autoFit: true });
|
|
pushHistory();
|
|
}
|
|
|
|
function applyColorToSelected() {
|
|
const meta = FLAT_COLORS[selectedColorIdx] || FLAT_COLORS[0];
|
|
if (!meta) return;
|
|
let changed = false;
|
|
selectionBalloons().forEach(b => {
|
|
b.color = meta.hex;
|
|
b.image = meta.image || null;
|
|
b.colorIdx = meta._idx;
|
|
changed = true;
|
|
});
|
|
if (!changed) return;
|
|
refreshAll();
|
|
pushHistory();
|
|
}
|
|
|
|
function deleteSelected() {
|
|
if (!selectedIds.size) return;
|
|
balloons = balloons.filter(b => !selectedIds.has(b.id));
|
|
selectedIds.clear();
|
|
updateSelectButtons();
|
|
refreshAll({ autoFit: true });
|
|
pushHistory();
|
|
}
|
|
|
|
function duplicateSelected() {
|
|
const sel = selectionBalloons();
|
|
if (!sel.length) return;
|
|
const copies = sel.map(b => ({ ...b, x: b.x + 10, y: b.y + 10, id: makeId() }));
|
|
copies.forEach(c => balloons.push(c));
|
|
selectedIds = new Set(copies.map(c => c.id));
|
|
refreshAll({ autoFit: true });
|
|
updateSelectButtons();
|
|
pushHistory();
|
|
}
|
|
|
|
function eraseAt(x, y) {
|
|
const before = balloons.length;
|
|
balloons = balloons.filter(b => Math.hypot(x - b.x, y - b.y) > eraserRadius);
|
|
const removed = balloons.length !== before;
|
|
if (selectedIds.size) {
|
|
const set = new Set(balloons.map(b => b.id));
|
|
let changed = false;
|
|
selectedIds.forEach(id => { if (!set.has(id)) { selectedIds.delete(id); changed = true; } });
|
|
if (changed) updateSelectButtons();
|
|
}
|
|
if (removed && !erasingActive) requestDraw();
|
|
return removed;
|
|
}
|
|
|
|
function pickColorAt(x, y) {
|
|
const i = findBalloonIndexAt(x, y);
|
|
if (i !== -1) {
|
|
selectedColorIdx = HEX_TO_FIRST_IDX.get(normalizeHex(balloons[i].color)) ?? 0;
|
|
renderAllowedPalette();
|
|
renderUsedPalette();
|
|
updateCurrentColorChip();
|
|
}
|
|
}
|
|
|
|
function promptForFilename(suggested) {
|
|
const m = suggested.match(/\.([a-z0-9]+)$/i);
|
|
const ext = m ? m[1].toLowerCase() : '';
|
|
const defaultBase = suggested.replace(/\.[^.]+$/, '');
|
|
const lsKey = ext ? `lastFilenameBase.${ext}` : `lastFilenameBase`;
|
|
const last = localStorage.getItem(lsKey) || defaultBase;
|
|
|
|
const input = window.prompt(ext ? `File name (.${ext} will be added)` : 'File name', last);
|
|
if (input === null) return null;
|
|
|
|
let base = (input.trim() || defaultBase)
|
|
.replace(/[<>:"/\\|?*\x00-\x1F]/g, '')
|
|
.replace(/\.+$/, '')
|
|
.replace(/\.[^.]+$/, '');
|
|
try { localStorage.setItem(lsKey, base); } catch {}
|
|
|
|
return ext ? `${base}.${ext}` : base;
|
|
}
|
|
|
|
function download(href, suggestedFilename) {
|
|
const finalName = promptForFilename(suggestedFilename);
|
|
if (!finalName) return;
|
|
sharedDownload?.(href, finalName);
|
|
}
|
|
|
|
function saveJson() {
|
|
download('data:text/json;charset=utf-8,' + encodeURIComponent(JSON.stringify({ balloons })), 'balloon_design.json');
|
|
}
|
|
|
|
function loadJson(e) {
|
|
const file = e.target.files[0];
|
|
if (!file) return;
|
|
const reader = new FileReader();
|
|
reader.onload = ev => {
|
|
try {
|
|
const data = JSON.parse(ev.target.result);
|
|
const loaded = Array.isArray(data.balloons)
|
|
? data.balloons.map(b => {
|
|
const idx = b.colorIdx ?? (HEX_TO_FIRST_IDX.get(normalizeHex(b.color)) ?? 0);
|
|
const meta = FLAT_COLORS[idx] || {};
|
|
return {
|
|
x: b.x, y: b.y, radius: b.radius,
|
|
color: meta.hex || b.color,
|
|
image: meta.image || null,
|
|
colorIdx: idx,
|
|
id: makeId()
|
|
};
|
|
})
|
|
: [];
|
|
balloons = loaded.slice(0, MAX_BALLOONS);
|
|
selectedIds.clear();
|
|
updateSelectButtons();
|
|
refreshAll({ refit: true });
|
|
resetHistory();
|
|
persist();
|
|
if (loaded.length > MAX_BALLOONS) {
|
|
showModal(`Design loaded (trimmed to ${MAX_BALLOONS} balloons).`);
|
|
}
|
|
} catch {
|
|
showModal('Error parsing JSON file.');
|
|
}
|
|
};
|
|
reader.readAsText(file);
|
|
}
|
|
|
|
// ====== Export helpers ======
|
|
let lastActiveTab = '#tab-organic';
|
|
|
|
const getImageHref = getImageHrefShared;
|
|
function setImageHref(el, val) {
|
|
el.setAttribute('href', val);
|
|
el.setAttributeNS(XLINK_NS, 'xlink:href', val);
|
|
}
|
|
|
|
async function embedImagesInSvg(svgEl) {
|
|
const images = Array.from(svgEl.querySelectorAll('image'));
|
|
const hrefs = [...new Set(images.map(getImageHref).filter(h => h && !h.startsWith('data:')))];
|
|
const urlMap = new Map();
|
|
await Promise.all(hrefs.map(async (href) => {
|
|
urlMap.set(href, await imageUrlToDataUrl(href));
|
|
}));
|
|
images.forEach(img => {
|
|
const orig = getImageHref(img);
|
|
const val = urlMap.get(orig);
|
|
if (val) setImageHref(img, val);
|
|
});
|
|
return svgEl;
|
|
}
|
|
|
|
async function buildOrganicSvgPayload() {
|
|
if (balloons.length === 0) throw new Error('Canvas is empty. Add some balloons first.');
|
|
|
|
const uniqueImageUrls = [...new Set(balloons.map(b => b.image).filter(Boolean))];
|
|
const dataUrlMap = new Map();
|
|
await Promise.all(uniqueImageUrls.map(async (url) => dataUrlMap.set(url, await imageUrlToDataUrl(url))));
|
|
|
|
const bounds = balloonsBounds();
|
|
const pad = 120; // extra room to avoid clipping drop-shadows and outlines
|
|
const width = bounds.w + pad * 2;
|
|
const height = bounds.h + pad * 2;
|
|
const vb = [bounds.minX - pad, bounds.minY - pad, width, height].join(' ');
|
|
|
|
let defs = '';
|
|
let elements = '';
|
|
const patterns = new Map();
|
|
const shadowFilters = new Map();
|
|
|
|
const ensureShadowFilter = (dx, dy, blurPx, alpha) => {
|
|
const key = `${dx}|${dy}|${blurPx}|${alpha}`;
|
|
if (!shadowFilters.has(key)) {
|
|
const id = `shadow-${shadowFilters.size}`;
|
|
const stdDev = Math.max(0.01, blurPx * 0.5);
|
|
const clampedAlpha = clamp01(alpha);
|
|
const flood = `<feFlood flood-color="#000000" flood-opacity="${clampedAlpha}" />`;
|
|
const blur = `<feGaussianBlur in="SourceAlpha" stdDeviation="${stdDev}" result="blur" />`;
|
|
const offset = `<feOffset dx="${dx}" dy="${dy}" in="blur" result="shadow" />`;
|
|
const composite = `<feComposite in="shadow" in2="SourceAlpha" operator="in" result="shadow" />`;
|
|
const merge = `<feMerge><feMergeNode in="shadow" /><feMergeNode in="SourceGraphic" /></feMerge>`;
|
|
defs += `<filter id="${id}" x="-50%" y="-50%" width="200%" height="200%" filterUnits="userSpaceOnUse" color-interpolation-filters="sRGB">${flood}${blur}${offset}${composite}${merge}</filter>`;
|
|
shadowFilters.set(key, id);
|
|
}
|
|
return shadowFilters.get(key);
|
|
};
|
|
const shineShadowId = ensureShadowFilter(0, 0, 3, 0.1);
|
|
|
|
balloons.forEach(b => {
|
|
const meta = FLAT_COLORS[b.colorIdx] || {};
|
|
let fill = b.color;
|
|
if (b.image) {
|
|
const patternKey = `${b.colorIdx}|${b.image}`;
|
|
const imageHref = dataUrlMap.get(b.image);
|
|
if (!patterns.has(patternKey) && imageHref) {
|
|
const patternId = `p${patterns.size}`;
|
|
patterns.set(patternKey, patternId);
|
|
const meta = FLAT_COLORS[b.colorIdx] || {};
|
|
const zoom = Math.max(1, meta.imageZoom ?? TEXTURE_ZOOM_DEFAULT);
|
|
const fx = clamp01(meta.imageFocus?.x ?? TEXTURE_FOCUS_DEFAULT.x);
|
|
const fy = clamp01(meta.imageFocus?.y ?? TEXTURE_FOCUS_DEFAULT.y);
|
|
const imgW = zoom, imgH = zoom;
|
|
const imgX = 0.5 - (fx * zoom);
|
|
const imgY = 0.5 - (fy * zoom);
|
|
defs += `<pattern id="${patternId}" patternContentUnits="objectBoundingBox" width="1" height="1">
|
|
<image href="${imageHref}" x="${imgX}" y="${imgY}" width="${imgW}" height="${imgH}" preserveAspectRatio="xMidYMid slice" />
|
|
</pattern>`;
|
|
}
|
|
if (patterns.has(patternKey)) fill = `url(#${patterns.get(patternKey)})`;
|
|
}
|
|
let filterAttr = '';
|
|
if (b.image) {
|
|
const lum = luminance(meta.hex || b.color);
|
|
if (lum > 0.6) {
|
|
const strength = clamp01((lum - 0.6) / 0.4);
|
|
const blur = 4 + 4 * strength;
|
|
const offsetY = 1 + 2 * strength;
|
|
const alpha = 0.05 + 0.07 * strength;
|
|
const id = ensureShadowFilter(0, offsetY, blur, alpha);
|
|
filterAttr = ` filter="url(#${id})"`;
|
|
}
|
|
} else {
|
|
const id = ensureShadowFilter(0, 0, 10, 0.2);
|
|
filterAttr = ` filter="url(#${id})"`;
|
|
}
|
|
const strokeAttr = isBorderEnabled ? ` stroke="#111827" stroke-width="0.5"` : ` stroke="none" stroke-width="0"`;
|
|
elements += `<circle cx="${b.x}" cy="${b.y}" r="${b.radius}" fill="${fill}"${strokeAttr}${filterAttr} />`;
|
|
|
|
if (isShineEnabled) {
|
|
const sx = b.x - b.radius * SHINE_OFFSET;
|
|
const sy = b.y - b.radius * SHINE_OFFSET;
|
|
const rx = b.radius * SHINE_RX;
|
|
const ry = b.radius * SHINE_RY;
|
|
const { fill: shineFill, stroke: shineStroke } = shineStyle(b.color);
|
|
const stroke = shineStroke ? ` stroke="${shineStroke}" stroke-width="1"` : '';
|
|
const shineFilter = shineShadowId ? ` filter="url(#${shineShadowId})"` : '';
|
|
elements += `<ellipse cx="${sx}" cy="${sy}" rx="${rx}" ry="${ry}" fill="${shineFill}"${stroke}${shineFilter} transform="rotate(${SHINE_ROT} ${sx} ${sy})" />`;
|
|
}
|
|
});
|
|
|
|
const svgString = `<svg xmlns="http://www.w3.org/2000/svg" xmlns:xlink="${XLINK_NS}" viewBox="${vb}" width="${width}" height="${height}">
|
|
<defs>${defs}</defs>
|
|
${elements}
|
|
</svg>`;
|
|
|
|
return { svgString, width, height };
|
|
}
|
|
|
|
function designToCompact(list) {
|
|
return { v: 2, b: list.map(b => [ Math.round(b.x), Math.round(b.y), radiusToSizeIndex(b.radius), b.colorIdx ?? 0 ]) };
|
|
}
|
|
|
|
function compactToDesign(obj) {
|
|
if (!obj || !Array.isArray(obj.b)) return [];
|
|
return obj.b.map(row => {
|
|
const [x, y, sizeIdx, colorIdx] = row;
|
|
const diam = SIZE_PRESETS[sizeIdx] ?? SIZE_PRESETS[0];
|
|
const radius = inchesToRadiusPx(diam);
|
|
const meta = FLAT_COLORS[colorIdx] || FLAT_COLORS[0];
|
|
return { x, y, radius, color: meta.hex, image: meta.image || null, colorIdx: meta._idx, id: makeId() };
|
|
});
|
|
}
|
|
|
|
function generateShareLink() {
|
|
const base = `${window.location.origin}${window.location.pathname}`;
|
|
const link = `${base}?${QUERY_KEY}=${LZString.compressToEncodedURIComponent(JSON.stringify(designToCompact(balloons)))}`;
|
|
if (shareLinkOutput) shareLinkOutput.value = link;
|
|
navigator.clipboard?.writeText(link).then(showCopyMessage);
|
|
}
|
|
|
|
function loadFromUrl() {
|
|
const params = new URLSearchParams(window.location.search);
|
|
const encoded = params.get(QUERY_KEY) || params.get('design');
|
|
if (!encoded) return;
|
|
try {
|
|
let jsonStr = LZString.decompressFromEncodedURIComponent(encoded) || atob(encoded);
|
|
const data = JSON.parse(jsonStr);
|
|
const loaded = Array.isArray(data.balloons)
|
|
? data.balloons.map(b => {
|
|
const idx = b.colorIdx ?? (HEX_TO_FIRST_IDX.get(normalizeHex(b.color)) ?? 0);
|
|
const meta = FLAT_COLORS[idx] || {};
|
|
return { x: b.x, y: b.y, radius: b.radius, color: meta.hex, image: meta.image, colorIdx: idx, id: makeId() };
|
|
})
|
|
: compactToDesign(data);
|
|
balloons = loaded.slice(0, MAX_BALLOONS);
|
|
refreshAll({ refit: true });
|
|
resetHistory();
|
|
persist();
|
|
updateCurrentColorChip();
|
|
if (loaded.length > MAX_BALLOONS) {
|
|
showModal(`Design loaded (trimmed to ${MAX_BALLOONS} balloons).`);
|
|
} else {
|
|
showModal('Design loaded from link!');
|
|
}
|
|
} catch {
|
|
showModal('Could not load design from URL.');
|
|
}
|
|
}
|
|
|
|
// ====== Fit/Camera helpers ======
|
|
function balloonsBounds() {
|
|
if (balloons.length === 0) return { minX: 0, minY: 0, maxX: 500, maxY: 500, w: 500, h: 500 };
|
|
let minX = Infinity, minY = Infinity, maxX = -Infinity, maxY = -Infinity;
|
|
for (const b of balloons) {
|
|
minX = Math.min(minX, b.x - b.radius);
|
|
minY = Math.min(minY, b.y - b.radius);
|
|
maxX = Math.max(maxX, b.x + b.radius);
|
|
maxY = Math.max(maxY, b.y + b.radius);
|
|
}
|
|
return { minX, minY, maxX, maxY, w: maxX - minX, h: maxY - minY };
|
|
}
|
|
|
|
function fitView() {
|
|
const box = balloonsBounds();
|
|
const cw = canvas.width / dpr; // CSS px
|
|
const ch = canvas.height / dpr;
|
|
if (balloons.length === 0) { view.s = 1; clampViewScale(); view.tx = 0; view.ty = 0; return; }
|
|
|
|
const pad = FIT_PADDING_PX;
|
|
const w = Math.max(1, box.w);
|
|
const h = Math.max(1, box.h);
|
|
|
|
const sFit = Math.min((cw - 2*pad) / w, (ch - 2*pad) / h);
|
|
view.s = Math.min(VIEW_MAX_SCALE, isFinite(sFit) && sFit > 0 ? sFit : 1);
|
|
clampViewScale();
|
|
|
|
const worldW = cw / view.s;
|
|
const worldH = ch / view.s;
|
|
view.tx = (worldW - w) * 0.5 - box.minX;
|
|
view.ty = (worldH - h) * 0.5 - box.minY;
|
|
}
|
|
|
|
function balloonScreenBounds(b) {
|
|
const left = (b.x - b.radius + view.tx) * view.s;
|
|
const right = (b.x + b.radius + view.tx) * view.s;
|
|
const top = (b.y - b.radius + view.ty) * view.s;
|
|
const bottom = (b.y + b.radius + view.ty) * view.s;
|
|
return { left, right, top, bottom };
|
|
}
|
|
|
|
function ensureVisibleAfterAdd(b) {
|
|
const pad = FIT_PADDING_PX;
|
|
const cw = canvas.width / dpr;
|
|
const ch = canvas.height / dpr;
|
|
|
|
// zoom out only if needed to keep the new balloon visible
|
|
const needSx = (cw - 2*pad) / (2*b.radius);
|
|
const needSy = (ch - 2*pad) / (2*b.radius);
|
|
const sNeeded = Math.min(needSx, needSy);
|
|
if (isFinite(sNeeded) && sNeeded > 0 && sNeeded < view.s) {
|
|
view.s = Math.max(VIEW_MIN_SCALE, sNeeded);
|
|
}
|
|
clampViewScale();
|
|
|
|
const r = balloonScreenBounds(b);
|
|
let dx = 0, dy = 0;
|
|
if (r.left < pad) dx = (pad - r.left) / view.s;
|
|
else if (r.right > cw-pad) dx = ((cw - pad) - r.right) / view.s;
|
|
|
|
if (r.top < pad) dy = (pad - r.top) / view.s;
|
|
else if (r.bottom > ch-pad) dy = ((ch - pad) - r.bottom) / view.s;
|
|
|
|
view.tx += dx;
|
|
view.ty += dy;
|
|
return (dx !== 0 || dy !== 0);
|
|
}
|
|
|
|
// ====== Refresh & Events ======
|
|
function refreshAll({ refit = false, autoFit = false } = {}) {
|
|
if (refit) fitView();
|
|
else if (autoFit) fitView();
|
|
draw();
|
|
renderUsedPalette();
|
|
persist();
|
|
if(window.updateExportButtonVisibility) window.updateExportButtonVisibility();
|
|
}
|
|
|
|
// --- UI bindings ---
|
|
modalCloseBtn?.addEventListener('click', hideModal);
|
|
|
|
toolDrawBtn?.addEventListener('click', () => setMode('draw'));
|
|
toolGarlandBtn?.addEventListener('click', () => setMode('garland'));
|
|
toolEraseBtn?.addEventListener('click', () => setMode('erase'));
|
|
toolSelectBtn?.addEventListener('click', () => setMode('select'));
|
|
|
|
eraserSizeInput?.addEventListener('input', e => {
|
|
eraserRadius = parseInt(e.target.value, 10);
|
|
if (eraserSizeLabel) eraserSizeLabel.textContent = eraserRadius;
|
|
if (mode === 'erase') draw();
|
|
persist();
|
|
});
|
|
toggleBorderCheckbox?.addEventListener('change', e => {
|
|
isBorderEnabled = !!e.target.checked;
|
|
draw();
|
|
persist();
|
|
});
|
|
garlandDensityInput?.addEventListener('input', e => {
|
|
garlandDensity = clamp(parseFloat(e.target.value) || 1, 0.6, 1.6);
|
|
if (garlandDensityLabel) garlandDensityLabel.textContent = garlandDensity.toFixed(1);
|
|
if (mode === 'garland') requestDraw();
|
|
persist();
|
|
});
|
|
const handleGarlandColorChange = () => {
|
|
updateGarlandSwatches();
|
|
persist();
|
|
if (mode === 'garland') requestDraw();
|
|
};
|
|
garlandColorMain1Sel?.addEventListener('change', e => {
|
|
garlandMainIdx[0] = parseInt(e.target.value, 10) || -1;
|
|
handleGarlandColorChange();
|
|
});
|
|
garlandColorMain2Sel?.addEventListener('change', e => {
|
|
garlandMainIdx[1] = parseInt(e.target.value, 10) || -1;
|
|
handleGarlandColorChange();
|
|
});
|
|
garlandColorMain3Sel?.addEventListener('change', e => {
|
|
garlandMainIdx[2] = parseInt(e.target.value, 10) || -1;
|
|
handleGarlandColorChange();
|
|
});
|
|
garlandColorMain4Sel?.addEventListener('change', e => {
|
|
garlandMainIdx[3] = parseInt(e.target.value, 10) || -1;
|
|
handleGarlandColorChange();
|
|
});
|
|
garlandColorAccentSel?.addEventListener('change', e => {
|
|
garlandAccentIdx = parseInt(e.target.value, 10) || -1;
|
|
handleGarlandColorChange();
|
|
});
|
|
|
|
deleteSelectedBtn?.addEventListener('click', deleteSelected);
|
|
duplicateSelectedBtn?.addEventListener('click', duplicateSelected);
|
|
nudgeSelectedBtns.forEach(btn => btn.addEventListener('click', () => {
|
|
const dx = Number(btn.dataset.dx || 0);
|
|
const dy = Number(btn.dataset.dy || 0);
|
|
moveSelected(dx, dy);
|
|
}));
|
|
|
|
selectedSizeInput?.addEventListener('input', e => {
|
|
resizeSelected(parseFloat(e.target.value) || 0);
|
|
});
|
|
selectedSizeInput?.addEventListener('pointerdown', () => {
|
|
resizeChanged = false;
|
|
clearTimeout(resizeSaveTimer);
|
|
});
|
|
selectedSizeInput?.addEventListener('pointerup', () => {
|
|
clearTimeout(resizeSaveTimer);
|
|
if (resizeChanged) {
|
|
pushHistory();
|
|
resizeChanged = false;
|
|
}
|
|
});
|
|
|
|
bringForwardBtn?.addEventListener('click', bringSelectedForward);
|
|
sendBackwardBtn?.addEventListener('click', sendSelectedBackward);
|
|
applyColorBtn?.addEventListener('click', applyColorToSelected);
|
|
fitViewBtn?.addEventListener('click', () => refreshAll({ refit: true }));
|
|
|
|
document.addEventListener('keydown', e => {
|
|
if (document.activeElement && document.activeElement.tagName === 'INPUT') return;
|
|
if (e.key === 'e' || e.key === 'E') setMode('erase');
|
|
else if (e.key === 'v' || e.key === 'V') setMode('draw');
|
|
else if (e.key === 's' || e.key === 'S') setMode('select');
|
|
else if (e.key === 'g' || e.key === 'G') setMode('garland');
|
|
else if (e.key === 'Escape') {
|
|
if (selectedIds.size) {
|
|
clearSelection();
|
|
} else if (mode !== 'draw') {
|
|
setMode('draw');
|
|
}
|
|
} else if (e.key === 'Delete' || e.key === 'Backspace') {
|
|
if (selectedIds.size) { e.preventDefault(); deleteSelected(); }
|
|
} else if ((e.ctrlKey || e.metaKey) && (e.key === 'z' || e.key === 'Z')) {
|
|
e.preventDefault();
|
|
undo();
|
|
} else if ((e.ctrlKey || e.metaKey) && (e.key === 'y' || e.key === 'Y')) {
|
|
e.preventDefault();
|
|
redo();
|
|
} else if ((e.ctrlKey || e.metaKey) && e.key.toLowerCase() === 'd') {
|
|
e.preventDefault();
|
|
duplicateSelected();
|
|
}
|
|
});
|
|
|
|
async function confirmAndClear() {
|
|
let ok = true;
|
|
if (window.Swal) {
|
|
const res = await Swal.fire({
|
|
title: 'Start fresh?',
|
|
text: 'This will remove all balloons from the canvas.',
|
|
icon: 'warning',
|
|
showCancelButton: true,
|
|
confirmButtonText: 'Yes, clear',
|
|
cancelButtonText: 'Cancel'
|
|
});
|
|
ok = res.isConfirmed;
|
|
} else {
|
|
ok = window.confirm('Start fresh? This will remove all balloons from the canvas.');
|
|
}
|
|
if (!ok) return;
|
|
balloons = [];
|
|
selectedIds.clear();
|
|
garlandPath = [];
|
|
updateSelectButtons();
|
|
refreshAll({ refit: true });
|
|
pushHistory();
|
|
}
|
|
|
|
clearCanvasBtn?.addEventListener('click', confirmAndClear);
|
|
clearCanvasBtnTop?.addEventListener('click', confirmAndClear);
|
|
|
|
saveJsonBtn?.addEventListener('click', saveJson);
|
|
loadJsonInput?.addEventListener('change', loadJson);
|
|
|
|
generateLinkBtn?.addEventListener('click', generateShareLink);
|
|
|
|
sortUsedToggle?.addEventListener('click', () => {
|
|
usedSortDesc = !usedSortDesc;
|
|
sortUsedToggle.textContent = usedSortDesc ? 'Sort: Most → Least' : 'Sort: Least → Most';
|
|
renderUsedPalette();
|
|
persist();
|
|
});
|
|
|
|
function populateReplaceTo() {
|
|
if (!replaceToSel) return;
|
|
replaceToSel.innerHTML = '';
|
|
(window.PALETTE || []).forEach(group => {
|
|
const og = document.createElement('optgroup');
|
|
og.label = group.family;
|
|
(group.colors || []).forEach(c => {
|
|
const idx =
|
|
FLAT_COLORS.find(fc => fc.name === c.name && fc.hex === c.hex && fc.family === group.family)?._idx
|
|
?? HEX_TO_FIRST_IDX.get(normalizeHex(c.hex)) ?? 0;
|
|
const opt = document.createElement('option');
|
|
opt.value = String(idx);
|
|
opt.textContent = c.name + (c.image ? ' (image)' : '');
|
|
og.appendChild(opt);
|
|
});
|
|
replaceToSel.appendChild(og);
|
|
});
|
|
updateReplaceChips();
|
|
}
|
|
|
|
function populateGarlandColorSelects() {
|
|
const addOpts = sel => {
|
|
if (!sel) return;
|
|
sel.innerHTML = '';
|
|
const noneOpt = document.createElement('option');
|
|
noneOpt.value = '-1';
|
|
noneOpt.textContent = 'None (use active color)';
|
|
sel.appendChild(noneOpt);
|
|
FLAT_COLORS.forEach((c, idx) => {
|
|
const opt = document.createElement('option');
|
|
opt.value = String(idx);
|
|
opt.textContent = c.name || c.hex;
|
|
sel.appendChild(opt);
|
|
});
|
|
};
|
|
addOpts(garlandColorMain1Sel);
|
|
addOpts(garlandColorMain2Sel);
|
|
addOpts(garlandColorMain3Sel);
|
|
addOpts(garlandColorMain4Sel);
|
|
addOpts(garlandColorAccentSel);
|
|
if (garlandColorMain1Sel) garlandColorMain1Sel.value = String(garlandMainIdx[0] ?? -1);
|
|
if (garlandColorMain2Sel) garlandColorMain2Sel.value = String(garlandMainIdx[1] ?? -1);
|
|
if (garlandColorMain3Sel) garlandColorMain3Sel.value = String(garlandMainIdx[2] ?? -1);
|
|
if (garlandColorMain4Sel) garlandColorMain4Sel.value = String(garlandMainIdx[3] ?? -1);
|
|
if (garlandColorAccentSel) garlandColorAccentSel.value = String(garlandAccentIdx ?? -1);
|
|
|
|
updateGarlandSwatches();
|
|
}
|
|
|
|
function updateGarlandSwatches() {
|
|
const setSw = (sw, idx) => {
|
|
if (!sw) return;
|
|
const meta = idx >= 0 ? FLAT_COLORS[idx] : null;
|
|
if (meta?.image) {
|
|
sw.style.backgroundImage = `url("${meta.image}")`;
|
|
sw.style.backgroundColor = meta.hex || '#fff';
|
|
sw.style.backgroundSize = 'cover';
|
|
} else {
|
|
sw.style.backgroundImage = 'none';
|
|
sw.style.backgroundColor = meta?.hex || '#f1f5f9';
|
|
}
|
|
};
|
|
setSw(garlandSwatchMain1, garlandMainIdx[0]);
|
|
setSw(garlandSwatchMain2, garlandMainIdx[1]);
|
|
setSw(garlandSwatchMain3, garlandMainIdx[2]);
|
|
setSw(garlandSwatchMain4, garlandMainIdx[3]);
|
|
setSw(garlandSwatchAccent, garlandAccentIdx);
|
|
}
|
|
|
|
const updateReplaceChips = () => {
|
|
const fromHex = replaceFromSel?.value;
|
|
const toIdx = parseInt(replaceToSel?.value || '-1', 10);
|
|
const setChip = (chip, hex, meta = null) => {
|
|
if (!chip) return;
|
|
if (meta?.image) {
|
|
chip.style.backgroundImage = `url("${meta.image}")`;
|
|
chip.style.backgroundColor = meta.hex || '#fff';
|
|
chip.style.backgroundSize = 'cover';
|
|
} else {
|
|
chip.style.backgroundImage = 'none';
|
|
chip.style.backgroundColor = hex || '#f1f5f9';
|
|
}
|
|
};
|
|
const toMeta = Number.isInteger(toIdx) && toIdx >= 0 ? FLAT_COLORS[toIdx] : null;
|
|
setChip(replaceFromChip, fromHex || '#f8fafc', null);
|
|
setChip(replaceToChip, toMeta?.hex || '#f8fafc', toMeta);
|
|
|
|
// count matches
|
|
const targetHex = normalizeHex(fromHex || '');
|
|
let count = 0;
|
|
if (targetHex) {
|
|
balloons.forEach(b => { if (normalizeHex(b.color) === targetHex) count++; });
|
|
}
|
|
if (replaceCountLabel) replaceCountLabel.textContent = count ? `${count} match${count === 1 ? '' : 'es'}` : '0 matches';
|
|
return count;
|
|
};
|
|
|
|
const openReplacePicker = (mode = 'from') => {
|
|
if (!window.openColorPicker) return;
|
|
if (mode === 'from') {
|
|
const used = getUsedColors();
|
|
const items = used.map(u => ({
|
|
label: u.name || NAME_BY_HEX.get(u.hex) || u.hex,
|
|
metaText: `${u.count} in design`,
|
|
hex: u.hex
|
|
}));
|
|
window.openColorPicker({
|
|
title: 'Replace: From color',
|
|
subtitle: 'Pick a color that already exists on canvas',
|
|
items,
|
|
onSelect: (item) => {
|
|
if (!replaceFromSel) return;
|
|
replaceFromSel.value = item.hex;
|
|
updateReplaceChips();
|
|
}
|
|
});
|
|
} else {
|
|
const items = (FLAT_COLORS || []).map((c, idx) => ({
|
|
label: c.name || c.hex,
|
|
metaText: c.family || '',
|
|
idx
|
|
}));
|
|
window.openColorPicker({
|
|
title: 'Replace: To color',
|
|
subtitle: 'Choose any color from the library',
|
|
items,
|
|
onSelect: (item) => {
|
|
if (!replaceToSel) return;
|
|
replaceToSel.value = String(item.idx);
|
|
updateReplaceChips();
|
|
}
|
|
});
|
|
}
|
|
};
|
|
|
|
replaceFromChip?.addEventListener('click', () => openReplacePicker('from'));
|
|
replaceToChip?.addEventListener('click', () => openReplacePicker('to'));
|
|
|
|
replaceFromSel?.addEventListener('change', updateReplaceChips);
|
|
replaceToSel?.addEventListener('change', updateReplaceChips);
|
|
|
|
replaceBtn?.addEventListener('click', () => {
|
|
const fromHex = replaceFromSel?.value;
|
|
const toIdx = parseInt(replaceToSel?.value || '', 10);
|
|
if (!fromHex || Number.isNaN(toIdx)) { if (replaceMsg) replaceMsg.textContent = 'Pick both colors.'; return; }
|
|
|
|
let count = 0;
|
|
balloons.forEach(b => {
|
|
if (normalizeHex(b.color) === normalizeHex(fromHex)) {
|
|
const toMeta = FLAT_COLORS[toIdx];
|
|
b.color = toMeta.hex;
|
|
b.image = toMeta.image || null;
|
|
b.colorIdx = toMeta._idx;
|
|
count++;
|
|
}
|
|
});
|
|
|
|
if (count > 0) {
|
|
if (count > 80) {
|
|
const ok = window.confirm(`Replace ${count} balloons? This cannot be undone except via Undo.`);
|
|
if (!ok) return;
|
|
}
|
|
pushHistory();
|
|
if (replaceMsg) replaceMsg.textContent = `Replaced ${count} balloon${count === 1 ? '' : 's'}.`;
|
|
if (normalizeHex(FLAT_COLORS[selectedColorIdx]?.hex) === normalizeHex(fromHex)) selectedColorIdx = toIdx;
|
|
refreshAll();
|
|
renderAllowedPalette();
|
|
} else {
|
|
if (replaceMsg) replaceMsg.textContent = 'Nothing to replace.';
|
|
}
|
|
updateReplaceChips();
|
|
});
|
|
|
|
// ====== Init ======
|
|
sizePresetGroup && (sizePresetGroup.innerHTML = '');
|
|
SIZE_PRESETS.forEach(di => {
|
|
const btn = document.createElement('button');
|
|
btn.className = 'tool-btn';
|
|
btn.textContent = `${di}"`;
|
|
btn.setAttribute('aria-pressed', String(di === currentDiameterInches));
|
|
btn.addEventListener('click', () => {
|
|
currentDiameterInches = di;
|
|
currentRadius = inchesToRadiusPx(di);
|
|
[...sizePresetGroup.querySelectorAll('button')].forEach(b => b.setAttribute('aria-pressed', 'false'));
|
|
btn.setAttribute('aria-pressed', 'true');
|
|
persist();
|
|
});
|
|
sizePresetGroup?.appendChild(btn);
|
|
});
|
|
|
|
toggleShineCheckbox?.addEventListener('change', e => {
|
|
const on = !!e.target.checked;
|
|
window.syncAppShine(on);
|
|
});
|
|
|
|
mode = 'draw'; // force default tool on load
|
|
renderAllowedPalette();
|
|
resizeCanvas();
|
|
loadFromUrl();
|
|
renderUsedPalette();
|
|
// Initialize wall designer if available (wall.js sets this)
|
|
window.WallDesigner?.init?.();
|
|
setMode('draw');
|
|
updateSelectButtons();
|
|
populateReplaceTo();
|
|
populateGarlandColorSelects();
|
|
|
|
// default to canvas-first on mobile; no expansion toggles remain
|
|
|
|
// Initialize shine state from localStorage for both panels
|
|
let initialShineState = true;
|
|
try {
|
|
const saved = localStorage.getItem('app:shineEnabled:v1');
|
|
if (saved !== null) initialShineState = JSON.parse(saved);
|
|
} catch {}
|
|
|
|
// Set Organic panel's internal state and UI
|
|
isShineEnabled = initialShineState;
|
|
if (toggleShineCheckbox) toggleShineCheckbox.checked = isShineEnabled;
|
|
|
|
// Set Classic panel's UI checkbox (its script will read this too)
|
|
const classicCb = document.getElementById('classic-shine-enabled');
|
|
if (classicCb) classicCb.checked = isShineEnabled;
|
|
|
|
// ===============================
|
|
// ===== TAB SWITCHING (UI) ======
|
|
// ===============================
|
|
const orgSection = document.getElementById('tab-organic');
|
|
const claSection = document.getElementById('tab-classic');
|
|
const wallSection = document.getElementById('tab-wall');
|
|
const tabBtns = document.querySelectorAll('#mode-tabs .tab-btn');
|
|
const ACTIVE_TAB_KEY = 'balloonDesigner:activeTab:v1';
|
|
|
|
// Tab/mobile logic lives in script.js
|
|
});
|
|
})();
|