feat: Modal zum manuellen Erstellen von Farbschemata
This commit is contained in:
Ferdinand
44
index.html
44
index.html
@@ -91,10 +91,54 @@
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<div id="sammlung-history" style="display:flex;flex-wrap:wrap;gap:0.5rem;margin-bottom:1.5rem"></div>
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<h3>Farbschemata</h3>
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<button class="action-btn" id="schema-erstellen-btn" style="margin-bottom:1rem">+ Schema erstellen</button>
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<div id="sammlung-schemata"></div>
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</section>
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</main>
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<!-- Schema-Modal -->
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<div id="schema-modal-overlay" class="modal-overlay" style="display:none">
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<div class="modal">
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<h2 style="margin-bottom:1rem">Neues Farbschema</h2>
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<div class="modal-field">
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<label for="schema-name-input">Name</label>
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<input id="schema-name-input" type="text" placeholder="z.B. Website Relaunch">
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</div>
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<div id="schema-farben-preview" class="schema-farben-preview"></div>
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<div id="schema-farbe-eingabe">
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<p id="schema-farbe-label" class="subtitle" style="margin-bottom:0.5rem">Farbe 1</p>
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<div class="modal-field">
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<label for="schema-hex-input">Hex-Code</label>
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<div style="display:flex;gap:0.5rem;align-items:center">
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<input id="schema-hex-input" type="text" placeholder="#3a8fc1" maxlength="7" style="width:120px">
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<div id="schema-hex-preview" style="width:36px;height:36px;border-radius:6px;border:1px solid #ddd;background:#eee;flex-shrink:0"></div>
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</div>
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</div>
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<p class="subtitle" style="margin:0.75rem 0 0.5rem">oder Bild hochladen</p>
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<div id="schema-dropzone" class="schema-dropzone">
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<p>Bild hier ablegen oder</p>
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<button class="action-btn" id="schema-file-trigger" type="button">Datei wählen</button>
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<input type="file" id="schema-file-input" accept="image/*" style="display:none">
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</div>
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<canvas id="schema-canvas" style="display:none;max-width:100%;cursor:crosshair;border-radius:6px;border:1px solid #ddd;margin-top:0.5rem"></canvas>
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<div class="btn-row" style="margin-top:1rem">
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<button class="action-btn" id="schema-farbe-hinzufuegen-btn" type="button">Farbe hinzufügen</button>
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</div>
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</div>
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<div class="btn-row" style="margin-top:1.5rem;justify-content:space-between">
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<button class="action-btn" id="schema-abbrechen-btn" type="button">Abbrechen</button>
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<button class="action-btn" id="schema-abschliessen-btn" type="button" style="background:#222;color:#fff;border-color:#222" disabled>Abschließen</button>
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</div>
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</div>
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</div>
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<script type="module" src="js/app.js"></script>
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</body>
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</html>
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@@ -1,7 +1,8 @@
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import { initEingabe } from './eingabe.js';
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import { initPicker } from './picker.js';
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import { initHarmonien } from './harmonien.js';
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import { addFavorit, addColorToSchema, addToHistory, renderSammlung, exportCollection, importCollection } from './collection.js';
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import { addFavorit, addColorToSchema, addToHistory, renderSammlung, exportCollection, importCollection, saveSchema } from './collection.js';
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import { initSchemaModal } from './schema-modal.js';
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// state.color is read-only from outside — always use setColor() to update,
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// so that the colorChanged event is dispatched to all listening modules.
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@@ -37,3 +38,4 @@ document.getElementById('sammlung-export-btn').addEventListener('click', exportC
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document.getElementById('sammlung-import-btn').addEventListener('click', importCollection);
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renderSammlung();
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initSchemaModal(saveSchema);
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@@ -74,6 +74,18 @@ export function addColorToSchema(hsl) {
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}
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}
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export function saveSchema(name, farben) {
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const data = load();
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const existing = data.schemata.find(s => s.name === name);
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if (existing) {
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existing.farben = farben;
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} else {
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data.schemata.push({ name, farben });
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}
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save(data);
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renderSammlung();
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}
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export function deleteSchema(name) {
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const data = load();
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data.schemata = data.schemata.filter(s => s.name !== name);
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192
js/schema-modal.js
Normal file
192
js/schema-modal.js
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@@ -0,0 +1,192 @@
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import { hexToHsl, hslToHex, rgbToHsl, rgbToHex } from './converter.js';
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const MAX_FARBEN = 4;
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// Aktuell gesammelter Zustand des Modals
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let farben = []; // Array von HSL-Objekten
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let aktuelleHex = ''; // Hex-Wert des aktuellen Eingabefelds
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function resetModal() {
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farben = [];
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aktuelleHex = '';
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document.getElementById('schema-name-input').value = '';
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document.getElementById('schema-hex-input').value = '';
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document.getElementById('schema-hex-preview').style.background = '#eee';
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document.getElementById('schema-farben-preview').textContent = '';
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document.getElementById('schema-canvas').style.display = 'none';
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document.getElementById('schema-canvas').getContext('2d').clearRect(0, 0, 1, 1);
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document.getElementById('schema-farbe-eingabe').style.display = 'block';
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document.getElementById('schema-abschliessen-btn').disabled = true;
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updateFarbeLabel();
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}
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function updateFarbeLabel() {
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document.getElementById('schema-farbe-label').textContent =
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'Farbe ' + (farben.length + 1) + (farben.length === MAX_FARBEN - 1 ? ' (letzte)' : '');
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}
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function renderFarbenPreview() {
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const container = document.getElementById('schema-farben-preview');
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container.textContent = '';
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farben.forEach((hsl, i) => {
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const hex = hslToHex(hsl);
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const cell = document.createElement('div');
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cell.style.cssText = 'display:inline-flex;flex-direction:column;align-items:center;gap:0.2rem';
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const swatch = document.createElement('div');
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swatch.style.cssText = 'width:44px;height:44px;border-radius:6px;border:1px solid #ddd;background:' + hex;
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swatch.title = hex;
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const label = document.createElement('span');
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label.style.cssText = 'font-size:0.7rem;font-family:monospace;color:#666';
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label.textContent = hex;
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const removeBtn = document.createElement('button');
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removeBtn.className = 'action-btn';
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removeBtn.style.fontSize = '0.65rem';
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removeBtn.textContent = '✕';
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removeBtn.addEventListener('click', () => {
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farben.splice(i, 1);
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renderFarbenPreview();
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updateFarbeLabel();
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document.getElementById('schema-farbe-eingabe').style.display = 'block';
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document.getElementById('schema-abschliessen-btn').disabled = farben.length === 0;
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});
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cell.appendChild(swatch);
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cell.appendChild(label);
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cell.appendChild(removeBtn);
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container.appendChild(cell);
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});
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}
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function loadImageOnCanvas(file) {
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const reader = new FileReader();
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reader.onload = (e) => {
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const img = new Image();
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img.onload = () => {
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const canvas = document.getElementById('schema-canvas');
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canvas.width = img.width;
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canvas.height = img.height;
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const ctx = canvas.getContext('2d');
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ctx.drawImage(img, 0, 0);
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canvas.style.display = 'block';
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// Mittlerer Pixel als Vorschlag
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const px = ctx.getImageData(Math.floor(img.width / 2), Math.floor(img.height / 2), 1, 1).data;
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setAktuelleHex(rgbToHex({ r: px[0], g: px[1], b: px[2] }));
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canvas.onclick = (ev) => {
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const rect = canvas.getBoundingClientRect();
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const x = Math.floor((ev.clientX - rect.left) * canvas.width / rect.width);
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const y = Math.floor((ev.clientY - rect.top) * canvas.height / rect.height);
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const d = ctx.getImageData(x, y, 1, 1).data;
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setAktuelleHex(rgbToHex({ r: d[0], g: d[1], b: d[2] }));
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};
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};
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img.src = e.target.result;
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};
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reader.readAsDataURL(file);
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}
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function setAktuelleHex(hex) {
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aktuelleHex = hex;
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document.getElementById('schema-hex-input').value = hex;
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document.getElementById('schema-hex-preview').style.background = hex;
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}
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export function initSchemaModal(onSave) {
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// Button öffnet Modal
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document.getElementById('schema-erstellen-btn').addEventListener('click', () => {
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resetModal();
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document.getElementById('schema-modal-overlay').style.display = 'flex';
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document.getElementById('schema-name-input').focus();
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});
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// Abbrechen
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document.getElementById('schema-abbrechen-btn').addEventListener('click', () => {
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document.getElementById('schema-modal-overlay').style.display = 'none';
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});
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// Klick außerhalb schließt Modal
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document.getElementById('schema-modal-overlay').addEventListener('click', (e) => {
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if (e.target === document.getElementById('schema-modal-overlay')) {
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document.getElementById('schema-modal-overlay').style.display = 'none';
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}
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});
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// Hex-Eingabe → Vorschau aktualisieren
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document.getElementById('schema-hex-input').addEventListener('input', (e) => {
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const val = e.target.value.trim();
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if (/^#[0-9a-fA-F]{6}$/.test(val)) {
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aktuelleHex = val;
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document.getElementById('schema-hex-preview').style.background = val;
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}
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});
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// Datei-Upload
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document.getElementById('schema-file-trigger').addEventListener('click', () => {
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document.getElementById('schema-file-input').click();
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});
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document.getElementById('schema-file-input').addEventListener('change', (e) => {
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if (e.target.files[0]) loadImageOnCanvas(e.target.files[0]);
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});
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// Drag & Drop auf Modal-Dropzone
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const dropzone = document.getElementById('schema-dropzone');
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dropzone.addEventListener('dragover', (e) => { e.preventDefault(); dropzone.style.borderColor = '#222'; });
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dropzone.addEventListener('dragleave', () => { dropzone.style.borderColor = '#ccc'; });
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dropzone.addEventListener('drop', (e) => {
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e.preventDefault();
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dropzone.style.borderColor = '#ccc';
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const file = e.dataTransfer.files[0];
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if (file && file.type.startsWith('image/')) loadImageOnCanvas(file);
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});
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// Farbe hinzufügen
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document.getElementById('schema-farbe-hinzufuegen-btn').addEventListener('click', () => {
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if (!/^#[0-9a-fA-F]{6}$/.test(aktuelleHex)) {
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document.getElementById('schema-hex-input').style.borderColor = '#e55';
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document.getElementById('schema-hex-input').focus();
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return;
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}
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document.getElementById('schema-hex-input').style.borderColor = '';
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const hsl = hexToHsl(aktuelleHex);
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if (!hsl) return;
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farben.push(hsl);
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renderFarbenPreview();
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document.getElementById('schema-abschliessen-btn').disabled = false;
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// Eingabe zurücksetzen
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aktuelleHex = '';
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document.getElementById('schema-hex-input').value = '';
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document.getElementById('schema-hex-preview').style.background = '#eee';
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document.getElementById('schema-canvas').style.display = 'none';
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document.getElementById('schema-file-input').value = '';
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if (farben.length >= MAX_FARBEN) {
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// Alle 4 Farben gesammelt — Eingabe ausblenden
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document.getElementById('schema-farbe-eingabe').style.display = 'none';
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} else {
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updateFarbeLabel();
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document.getElementById('schema-hex-input').focus();
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}
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});
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// Abschließen
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document.getElementById('schema-abschliessen-btn').addEventListener('click', () => {
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const name = document.getElementById('schema-name-input').value.trim();
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if (!name) {
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document.getElementById('schema-name-input').style.borderColor = '#e55';
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document.getElementById('schema-name-input').focus();
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return;
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}
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if (farben.length === 0) return;
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onSave(name, farben);
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document.getElementById('schema-modal-overlay').style.display = 'none';
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});
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}
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58
style.css
58
style.css
@@ -167,6 +167,64 @@ button.action-btn:hover { background: #f0f0f0; }
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gap: 0.5rem;
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}
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/* --- Modal --- */
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.modal-overlay {
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position: fixed;
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inset: 0;
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background: rgba(0,0,0,0.45);
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z-index: 200;
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display: flex;
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align-items: center;
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justify-content: center;
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padding: 1rem;
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}
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.modal {
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background: #fff;
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border-radius: 12px;
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padding: 1.5rem;
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width: 100%;
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max-width: 460px;
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max-height: 90vh;
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overflow-y: auto;
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box-shadow: 0 8px 32px rgba(0,0,0,0.18);
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}
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.modal-field {
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display: flex;
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flex-direction: column;
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gap: 0.3rem;
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margin-bottom: 0.75rem;
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}
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.modal-field label { font-size: 0.75rem; color: #666; text-transform: uppercase; }
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.modal-field input {
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padding: 0.4rem 0.6rem;
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border: 1px solid #ccc;
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border-radius: 6px;
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font-size: 0.9rem;
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}
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.schema-farben-preview {
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display: flex;
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gap: 0.5rem;
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flex-wrap: wrap;
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min-height: 20px;
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margin-bottom: 1rem;
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}
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.schema-dropzone {
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border: 2px dashed #ccc;
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border-radius: 8px;
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padding: 1rem;
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text-align: center;
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background: #fafafa;
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font-size: 0.85rem;
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color: #666;
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}
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.schema-dropzone p { margin-bottom: 0.5rem; }
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/* --- Finale Styles --- */
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h2 { font-size: 1.1rem; margin-bottom: 1rem; }
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h3 { font-size: 0.95rem; margin-bottom: 0.5rem; }
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