feat: enhance photo capturing and uploading features with auto-capture and image cropping
This commit is contained in:
@@ -37,14 +37,16 @@ const getGridStyle = computed(() => {
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display: 'grid',
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gridTemplateColumns: '1fr',
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gridTemplateRows: 'repeat(4, 1fr)',
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gap: '8px'
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gap: '8px',
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aspectRatio: '1/2' // ทำให้แต่ละภาพยาวขึ้น (1:2 aspect ratio รวม)
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}
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} else {
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return {
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display: 'grid',
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gridTemplateColumns: 'repeat(2, 1fr)',
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gridTemplateRows: 'repeat(2, 1fr)',
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gap: '8px'
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gap: '8px',
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aspectRatio: '1/1' // 2x2 เป็น square
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}
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}
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})
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@@ -67,24 +69,113 @@ const generateShareUrl = () => {
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qrCodeUrl.value = `https://api.qrserver.com/v1/create-qr-code/?size=200x200&data=${encodeURIComponent(shareUrl.value)}`
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}
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const downloadImage = () => {
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// ในโปรเจกต์จริงควรสร้าง canvas และ download เป็นไฟล์ภาพ
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// ตัวอย่างนี้ download เป็น JSON ชั่วคราว
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const data = {
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photos: photos.value,
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layout: layout.value,
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frame: frame.value
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const downloadImage = async () => {
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if (photos.value.length === 0) return
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// สร้าง canvas สำหรับรวมรูป
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const canvas = document.createElement('canvas')
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const context = canvas.getContext('2d')
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if (!context) return
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// ขนาดรูปแต่ละภาพ (720x960 = 3:4)
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const photoWidth = 720
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const photoHeight = 960
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const gap = 20 // ระยะห่างระหว่างรูป
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let canvasWidth, canvasHeight
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if (layout.value === '1x4') {
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// 1x4: 1 คอลัมน์ 4 แถว
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canvasWidth = photoWidth
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canvasHeight = (photoHeight * 4) + (gap * 3)
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} else {
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// 2x2: 2 คอลัมน์ 2 แถว
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canvasWidth = (photoWidth * 2) + gap
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canvasHeight = (photoHeight * 2) + gap
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}
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const blob = new Blob([JSON.stringify(data, null, 2)], { type: 'application/json' })
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const url = URL.createObjectURL(blob)
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const a = document.createElement('a')
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a.href = url
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a.download = `photobooth-${Date.now()}.json`
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document.body.appendChild(a)
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a.click()
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document.body.removeChild(a)
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URL.revokeObjectURL(url)
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canvas.width = canvasWidth
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canvas.height = canvasHeight
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// วาด background ตาม frame
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drawFrameBackground(context, canvasWidth, canvasHeight, frame.value)
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// วาดรูปภาพ
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for (let i = 0; i < photos.value.length; i++) {
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const img = new Image()
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img.src = photos.value[i]
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await new Promise((resolve) => {
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img.onload = () => {
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let x, y
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if (layout.value === '1x4') {
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// 1x4 layout
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x = 0
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y = i * (photoHeight + gap)
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} else {
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// 2x2 layout
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const col = i % 2
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const row = Math.floor(i / 2)
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x = col * (photoWidth + gap)
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y = row * (photoHeight + gap)
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}
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// วาดรูปภาพ
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context.drawImage(img, x, y, photoWidth, photoHeight)
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resolve(void 0)
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}
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})
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}
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// สร้าง PNG และ download
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canvas.toBlob((blob) => {
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if (blob) {
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const url = URL.createObjectURL(blob)
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const a = document.createElement('a')
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a.href = url
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a.download = `photobooth-${Date.now()}.png`
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document.body.appendChild(a)
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a.click()
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document.body.removeChild(a)
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URL.revokeObjectURL(url)
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}
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}, 'image/png')
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}
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const drawFrameBackground = (context: CanvasRenderingContext2D, width: number, height: number, frameType: number) => {
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// วาด background ตาม frame type
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switch (frameType) {
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case 0: // Classic - white
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context.fillStyle = '#ffffff'
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break
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case 1: // Modern - gradient
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const gradient1 = context.createLinearGradient(0, 0, width, height)
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gradient1.addColorStop(0, '#667eea')
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gradient1.addColorStop(1, '#764ba2')
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context.fillStyle = gradient1
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break
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case 2: // Vintage - gradient
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const gradient2 = context.createLinearGradient(0, 0, width, height)
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gradient2.addColorStop(0, '#f093fb')
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gradient2.addColorStop(1, '#f5576c')
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context.fillStyle = gradient2
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break
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case 3: // Colorful - gradient
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const gradient3 = context.createLinearGradient(0, 0, width, height)
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gradient3.addColorStop(0, '#4facfe')
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gradient3.addColorStop(1, '#00f2fe')
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context.fillStyle = gradient3
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break
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case 4: // Minimal - light gray
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context.fillStyle = '#f8f9fa'
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break
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default:
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context.fillStyle = '#ffffff'
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}
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context.fillRect(0, 0, width, height)
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}
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const shareImage = async () => {
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@@ -223,7 +314,6 @@ const startOver = () => {
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background: #f8f9fa;
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border-radius: 8px;
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padding: 12px;
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aspect-ratio: 3/4;
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}
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.photo-cell {
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@@ -52,14 +52,16 @@ const getGridStyle = () => {
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display: 'grid',
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gridTemplateColumns: '1fr',
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gridTemplateRows: 'repeat(4, 1fr)',
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gap: '8px'
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gap: '8px',
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aspectRatio: '1/5' // ทำให้แต่ละภาพยาวขึ้น (1:2 aspect ratio รวม)
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}
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} else {
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return {
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display: 'grid',
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gridTemplateColumns: 'repeat(2, 1fr)',
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gridTemplateRows: 'repeat(2, 1fr)',
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gap: '8px'
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gap: '8px',
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aspectRatio: '1/1' // 2x2 เป็น square
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}
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}
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}
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@@ -194,7 +196,6 @@ const getGridStyle = () => {
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background: #f8f9fa;
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border-radius: 8px;
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padding: 12px;
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aspect-ratio: 3/4;
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}
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.photo-cell {
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@@ -8,6 +8,8 @@ const canvasRef = ref<HTMLCanvasElement>()
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const photos = ref<string[]>([])
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const currentPhotoIndex = ref(0)
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const isCapturing = ref(false)
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const isAutoCapturing = ref(false)
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const countdown = ref(0)
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const stream = ref<MediaStream | null>(null)
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const totalPhotos = 4
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@@ -25,8 +27,8 @@ const startCamera = async () => {
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const constraints = {
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video: {
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facingMode: 'user',
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width: { ideal: 1280 },
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height: { ideal: 720 }
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width: { ideal: 720 },
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height: { ideal: 960 }
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}
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}
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@@ -47,7 +49,7 @@ const stopCamera = () => {
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}
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}
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const capturePhoto = () => {
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const captureSinglePhoto = () => {
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if (!videoRef.value || !canvasRef.value || isCapturing.value) return
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isCapturing.value = true
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@@ -58,26 +60,88 @@ const capturePhoto = () => {
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if (!context) return
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// ตั้งค่าขนาด canvas ให้ตรงกับ video
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canvas.width = video.videoWidth
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canvas.height = video.videoHeight
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const videoWidth = video.videoWidth
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const videoHeight = video.videoHeight
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// วาดภาพจาก video ไปยัง canvas
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context.drawImage(video, 0, 0, canvas.width, canvas.height)
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// คำนวณขนาดสำหรับ 3:4 aspect ratio
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const targetAspectRatio = 3/4 // width:height = 3:4
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let cropWidth, cropHeight, cropX, cropY
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if (videoWidth / videoHeight > targetAspectRatio) {
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// ภาพกว้างกว่าที่ต้องการ - ครอบด้านข้าง
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cropHeight = videoHeight
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cropWidth = videoHeight * targetAspectRatio
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cropX = (videoWidth - cropWidth) / 2
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cropY = 0
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} else {
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// ภาพสูงกว่าที่ต้องการ - ครอบด้านบน/ล่าง
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cropWidth = videoWidth
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cropHeight = videoWidth / targetAspectRatio
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cropX = 0
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cropY = (videoHeight - cropHeight) / 2
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}
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// ตั้งค่าขนาด canvas เป็น 3:4 (720x960)
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const finalWidth = 720
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const finalHeight = 960
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canvas.width = finalWidth
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canvas.height = finalHeight
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// วาดภาพที่ครอบแล้วไปยัง canvas
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context.drawImage(
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video,
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cropX, cropY, cropWidth, cropHeight, // ตำแหน่งและขนาดที่ครอบจาก video
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0, 0, finalWidth, finalHeight // ตำแหน่งและขนาดใน canvas
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)
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// แปลงเป็น base64
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const photoDataUrl = canvas.toDataURL('image/jpeg', 0.9)
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photos.value.push(photoDataUrl)
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currentPhotoIndex.value++
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// ถ่ายครบ 4 รูปแล้ว ไปหน้าถัดไป
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if (currentPhotoIndex.value >= totalPhotos) {
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proceedToNext()
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}
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setTimeout(() => {
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isCapturing.value = false
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}, 500)
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}, 200)
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}
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const startAutoCapture = () => {
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if (isAutoCapturing.value) return
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isAutoCapturing.value = true
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photos.value = []
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currentPhotoIndex.value = 0
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const captureNextPhoto = () => {
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if (currentPhotoIndex.value >= totalPhotos) {
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// ถ่ายครบแล้ว ไปหน้าถัดไป
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isAutoCapturing.value = false
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proceedToNext()
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return
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}
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// นับถอยหลังสำหรับรูปปัจจุบัน
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countdown.value = 3
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const countdownInterval = setInterval(() => {
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countdown.value--
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if (countdown.value <= 0) {
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clearInterval(countdownInterval)
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countdown.value = 0
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// ถ่ายภาพ
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captureSinglePhoto()
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// ถ่ายรูปต่อไปหลังจาก delay สั้นๆ
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setTimeout(() => {
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captureNextPhoto()
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}, 500)
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}
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}, 1000)
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}
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// เริ่มถ่ายรูปแรก
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captureNextPhoto()
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}
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const proceedToNext = () => {
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@@ -95,6 +159,8 @@ const goBack = () => {
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const retakePhoto = () => {
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photos.value = []
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currentPhotoIndex.value = 0
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isAutoCapturing.value = false
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countdown.value = 0
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}
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</script>
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@@ -121,22 +187,29 @@ const retakePhoto = () => {
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<div class="capture-guide">
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<div class="guide-frame"></div>
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</div>
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<!-- Countdown overlay -->
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<div v-if="countdown > 0" class="countdown-overlay">
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<div class="countdown-info">รูปที่ {{ currentPhotoIndex + 1 }}</div>
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<div class="countdown-number">{{ countdown }}</div>
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</div>
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</div>
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</div>
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<div class="controls">
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<button
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@click="capturePhoto"
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:disabled="isCapturing"
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@click="startAutoCapture"
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:disabled="isAutoCapturing || currentPhotoIndex >= totalPhotos"
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class="capture-button"
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:class="{ capturing: isCapturing }"
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:class="{ capturing: isAutoCapturing }"
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>
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<span v-if="!isCapturing">📷 ถ่ายภาพ</span>
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<span v-else>กำลังถ่าย...</span>
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<span v-if="!isAutoCapturing && currentPhotoIndex === 0">📷 ถ่ายทั้ง 4 รูป</span>
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<span v-else-if="isAutoCapturing">กำลังถ่าย...</span>
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<span v-else>ถ่ายเสร็จแล้ว</span>
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</button>
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<button
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v-if="currentPhotoIndex > 0 && currentPhotoIndex < totalPhotos"
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v-if="currentPhotoIndex > 0 && !isAutoCapturing"
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@click="retakePhoto"
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class="retake-button"
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>
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@@ -211,8 +284,8 @@ const retakePhoto = () => {
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.camera-container {
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position: relative;
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width: 100%;
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max-width: 500px;
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aspect-ratio: 4/3;
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max-width: 400px;
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aspect-ratio: 3/4;
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border-radius: 16px;
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overflow: hidden;
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box-shadow: 0 8px 32px rgba(0,0,0,0.3);
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@@ -237,6 +310,36 @@ const retakePhoto = () => {
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pointer-events: none;
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}
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.countdown-overlay {
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position: absolute;
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top: 0;
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left: 0;
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right: 0;
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bottom: 0;
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background: rgba(0, 0, 0, 0.7);
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display: flex;
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flex-direction: column;
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align-items: center;
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justify-content: center;
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animation: countdownFade 1s ease-in-out;
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}
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.countdown-info {
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font-size: 1.5rem;
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font-weight: bold;
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color: white;
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margin-bottom: 1rem;
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text-shadow: 2px 2px 4px rgba(0,0,0,0.5);
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}
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.countdown-number {
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font-size: 8rem;
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font-weight: bold;
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color: white;
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text-shadow: 2px 2px 4px rgba(0,0,0,0.5);
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animation: countdownPulse 1s ease-in-out;
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}
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.capture-guide {
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width: 100%;
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height: 100%;
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@@ -319,8 +422,8 @@ const retakePhoto = () => {
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.preview-item {
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position: relative;
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width: 80px;
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height: 80px;
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width: 60px;
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aspect-ratio: 3/4;
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border-radius: 8px;
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overflow: hidden;
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}
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@@ -353,6 +456,21 @@ const retakePhoto = () => {
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100% { transform: scale(1); }
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}
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@keyframes countdownFade {
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0% { opacity: 0; }
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10% { opacity: 1; }
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90% { opacity: 1; }
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100% { opacity: 0; }
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}
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@keyframes countdownPulse {
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0% { transform: scale(0.8); opacity: 0; }
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20% { transform: scale(1.2); opacity: 1; }
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50% { transform: scale(1); }
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80% { transform: scale(1.1); }
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100% { transform: scale(1); opacity: 0; }
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}
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@media (max-width: 768px) {
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.camera-container {
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max-width: 100%;
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@@ -8,29 +8,86 @@ const fileInputRef = ref<HTMLInputElement>()
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const totalPhotos = 4
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const cropImageTo34 = (imageSrc: string): Promise<string> => {
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return new Promise((resolve) => {
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const img = new Image()
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img.onload = () => {
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const canvas = document.createElement('canvas')
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const context = canvas.getContext('2d')
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if (!context) {
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resolve(imageSrc)
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return
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}
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const imgWidth = img.width
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const imgHeight = img.height
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// คำนวณขนาดสำหรับ 3:4 aspect ratio
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const targetAspectRatio = 3/4 // width:height = 3:4
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let cropWidth, cropHeight, cropX, cropY
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if (imgWidth / imgHeight > targetAspectRatio) {
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// ภาพกว้างกว่าที่ต้องการ - ครอบด้านข้าง
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cropHeight = imgHeight
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cropWidth = imgHeight * targetAspectRatio
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cropX = (imgWidth - cropWidth) / 2
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cropY = 0
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} else {
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// ภาพสูงกว่าที่ต้องการ - ครอบด้านบน/ล่าง
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cropWidth = imgWidth
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cropHeight = imgWidth / targetAspectRatio
|
||||
cropX = 0
|
||||
cropY = (imgHeight - cropHeight) / 2
|
||||
}
|
||||
|
||||
// ตั้งค่าขนาด canvas เป็น 3:4 (720x960)
|
||||
const finalWidth = 720
|
||||
const finalHeight = 960
|
||||
|
||||
canvas.width = finalWidth
|
||||
canvas.height = finalHeight
|
||||
|
||||
// วาดภาพที่ครอบแล้วไปยัง canvas
|
||||
context.drawImage(
|
||||
img,
|
||||
cropX, cropY, cropWidth, cropHeight, // ตำแหน่งและขนาดที่ครอบจากภาพต้นฉบับ
|
||||
0, 0, finalWidth, finalHeight // ตำแหน่งและขนาดใน canvas
|
||||
)
|
||||
|
||||
// แปลงเป็น base64
|
||||
const croppedDataUrl = canvas.toDataURL('image/jpeg', 0.9)
|
||||
resolve(croppedDataUrl)
|
||||
}
|
||||
img.src = imageSrc
|
||||
})
|
||||
}
|
||||
|
||||
const triggerFileInput = () => {
|
||||
fileInputRef.value?.click()
|
||||
}
|
||||
|
||||
const handleFileSelect = (event: Event) => {
|
||||
const handleFileSelect = async (event: Event) => {
|
||||
const target = event.target as HTMLInputElement
|
||||
const files = target.files
|
||||
|
||||
if (!files) return
|
||||
|
||||
// แปลงไฟล์เป็น base64
|
||||
Array.from(files).forEach(file => {
|
||||
if (uploadedPhotos.value.length >= totalPhotos) return
|
||||
// แปลงไฟล์เป็น base64 และครอบเป็น 3:4
|
||||
for (const file of Array.from(files)) {
|
||||
if (uploadedPhotos.value.length >= totalPhotos) break
|
||||
|
||||
const reader = new FileReader()
|
||||
reader.onload = (e) => {
|
||||
reader.onload = async (e) => {
|
||||
const result = e.target?.result as string
|
||||
if (result) {
|
||||
uploadedPhotos.value.push(result)
|
||||
// ครอบภาพให้เป็น 3:4 ก่อนเก็บ
|
||||
const croppedImage = await cropImageTo34(result)
|
||||
uploadedPhotos.value.push(croppedImage)
|
||||
}
|
||||
}
|
||||
reader.readAsDataURL(file)
|
||||
})
|
||||
}
|
||||
|
||||
// เคลียร์ input
|
||||
target.value = ''
|
||||
|
||||
@@ -34,6 +34,9 @@ export default defineConfig({
|
||||
}
|
||||
})
|
||||
],
|
||||
server: {
|
||||
allowedHosts: ['photobooth.lookmeblog.com']
|
||||
},
|
||||
resolve: {
|
||||
alias: {
|
||||
'@': fileURLToPath(new URL('./src', import.meta.url))
|
||||
|
||||
Reference in New Issue
Block a user