Lompat ke konten

Mulai

Jendela terminal
bun add @capgo/capacitor-printer
bunx cap sync
import { Printer } from '@capgo/capacitor-printer';

Menampilkan antarmuka cetak untuk mencetak file yang dikodekan sebagai string base64.

Tindakan Platform:

  • iOS: Menggunakan UIPrintInteractionController dengan data base64 yang di-dekode
  • Android: Menggunakan PrintManager dengan data base64 yang di-dekode
  • Web: Membuat blob dari data base64 dan membuka dialog cetak

Peringatan Kinerja: File besar dapat menyebabkan aplikasi crash karena keterbatasan memori saat mendekode base64. Untuk file yang lebih besar dari 5MB, disarankan untuk menggunakan printFile() sebaliknya.

import { Printer } from '@capgo/capacitor-printer';
// Print a base64 encoded PDF
await Printer.printBase64({
name: 'Invoice #12345',
data: 'base64-encoded-pdf-data',
mimeType: 'application/pdf',
});
// Print a base64 encoded image
await Printer.printBase64({
name: 'Product Photo',
data: '/9j/4AAQSkZJRgABAQEAYABgAAD/2wBDA...',
mimeType: 'image/jpeg',
});

Menampilkan antarmuka cetak untuk mencetak file perangkat.

Tindakan Platform:

  • iOS: Menggunakan UIPrintInteractionController dengan URL file. Mendukung file:// paths atau jalur relatif ke direktori dokumen aplikasi.
  • Android: Menggunakan PrintManager dengan jalur file. Mendukung baik content:// URIs dan file:// paths.
  • Web: Membaca file dan membuka dialog cetak

Jenis File yang Dapat Dibaca:

  • Dokumen PDF (application/pdf)
  • Gambar: JPEG, PNG, GIF, HEIC, HEIF
import { Printer } from '@capgo/capacitor-printer';
// iOS: Print from app documents directory
await Printer.printFile({
name: 'Contract',
path: 'file:///var/mobile/Containers/Data/Application/.../Documents/contract.pdf',
});
// Android: Print from content URI
await Printer.printFile({
name: 'Receipt',
path: 'content://com.android.providers.downloads.documents/document/123',
mimeType: 'application/pdf',
});
// Android: Print from file path
await Printer.printFile({
name: 'Photo',
path: 'file:///storage/emulated/0/Download/photo.jpg',
mimeType: 'image/jpeg',
});

Menghadirkan antarmuka cetak untuk mencetak dokumen HTML.

Mengatur perilaku platform:

  • iOSMengrender HTML di WKWebView, kemudian mencetak menggunakan UIPrintInteractionController
  • AndroidMengrender HTML di WebView, kemudian mencetak menggunakan PrintManager
  • WebMembuat iframe dengan konten HTML dan mengaktifkan dialog cetak

Persyaratan HTML:

  • Harus merupakan dokumen HTML yang lengkap dengan struktur yang tepat
  • Boleh termasuk gaya CSS inline atau tag gaya
  • Sumber eksternal (gambar, stylesheet) harus menggunakan URL absolut
  • CSS khusus cetak dapat ditambahkan menggunakan
import { Printer } from '@capgo/capacitor-printer';
// Simple HTML document
await Printer.printHtml({
name: 'Sales Report',
html: '<html><body><h1>Q4 Sales Report</h1><p>Revenue: $125,000</p></body></html>',
});
// HTML with print-specific CSS
await Printer.printHtml({
name: 'Styled Invoice',
html: `
<html>
<head>
<style>

Menampilkan antarmuka cetak untuk mencetak dokumen PDF.

Tindakan Platform:

  • iOS: Menggunakan UIPrintInteractionController dengan URL file PDF
  • Android: Menggunakan PrintManager dengan PdfDocument
  • Web: Membuat URL objek dan membuka dialog cetak

Persyaratan Jalur File:

  • iOS: Harus berupa path file:// atau relatif ke direktori dokumen aplikasi
  • Android: Mendukung URIs content:// (dari unduh, penyimpanan media) atau path file://
  • Web: Harus berupa path akses file
import { Printer } from '@capgo/capacitor-printer';
// Print PDF from app storage
await Printer.printPdf({
name: 'Annual Report 2024',
path: 'file:///var/mobile/Containers/Data/Application/.../Documents/report.pdf',
});
// Print PDF from Android downloads
await Printer.printPdf({
name: 'Downloaded Document',
path: 'content://com.android.providers.downloads.documents/document/123',
});

Menampilkan antarmuka pengaturan cetak untuk mencetak konten web view.

Mencetak konten yang sedang ditampilkan di web view aplikasi Anda.

Tindakan Platform:

  • iOS: Menggunakan UIPrintInteractionController dengan view yang dapat dicetak WKWebView
  • Android: Menggunakan WebView.createPrintDocumentAdapter() dengan PrintManager
  • Web: Mengaktifkan window.print() untuk halaman saat ini

Mengatur gaya cetak: Mendukung kueri media cetak CSS untuk pengaturan. gaya web view saat ini akan diterapkan, termasuk apa pun

import { Printer } from '@capgo/capacitor-printer';
// Print current web view with default name
await Printer.printWebView();
// Print with custom job name
await Printer.printWebView({
name: 'Dashboard Screenshot',
});
// Use with print-specific CSS in your HTML
// Add this to your app's CSS:
//

Pilihan untuk mencetak data yang dikodekan base64.

export interface PrintBase64Options extends PrintOptions {
/**
* Valid base64 encoded string representing the file content.
*
* The base64 string should NOT include the data URL prefix (e.g., "data:application/pdf;base64,").
* Only provide the raw base64 encoded content.
*
* **Performance Considerations:**
* - Base64 encoding increases data size by approximately 33%
* - Large files (>5MB) may cause memory issues when decoding
* - Consider using printFile() for large documents
*
* **Platform Notes:**
* - **iOS**: Decoded to NSData and passed to UIPrintInteractionController
* - **Android**: Decoded to byte array and written to temporary file
* - **Web**: Converted to Blob for printing
*
* @since 7.0.0
* @example 'base64-encoded-pdf-data'
*/
data: string;
/**
* MIME type of the base64 encoded data.
*
* **Supported types:**
* - `application/pdf` - PDF documents
* - `image/jpeg` - JPEG images
* - `image/.png` - PNG images
* - `image/.gif` - GIF images (iOS/Android only)
* - `image/heic` - HEIC images (iOS only)
* - `image/heif` - HEIF images (iOS only)
*
* **Platform Support:**
* - All platforms support PDF, JPEG, and PNG
* - GIF support varies by platform
* - HEIC/HEIF are iOS-specific formats
*
* @since 7.0.0
* @example 'application/pdf'
* @example 'image/jpeg'
*/
mimeType: string;
}

Opsi untuk mencetak file dari penyimpanan perangkat.

export interface PrintFileOptions extends PrintOptions {
/**
* Path to the file to print.
*
* **iOS Path Formats:**
* - `file://` URL: Full file URL path
* - Relative path: Path relative to app's documents directory
* - Must be within app's accessible directories (documents, temporary, cache)
*
* **Android Path Formats:**
* - `content://` URI: Content provider URI (recommended for external files)
* - `file://` path: Direct file system path
* - Must have read permission for the file
*
* **Common Use Cases:**
* - App documents: Files saved in app's document directory
* - Downloads: Files from system downloads folder (use content:// on Android)
* - Temporary files: Files in app's temporary/cache directory
* - Shared storage: Files from external storage (Android, requires permissions)
*
* @since 7.0.0
* @platform ios Supports file:// paths and relative paths
* @platform android Supports content:// URIs and file:// paths
* @example 'content://com.android.providers.downloads.documents/document/123'
* @example 'file:///var/mobile/Containers/Data/Application/.../Documents/document.pdf'
* @example 'file:///storage/emulated/0/Download/receipt.pdf'
*/
path: string;
/**
* MIME type of the file.
*
* **Platform Behavior:**
* - **Android**: REQUIRED for content:// URIs. Helps the system determine how to handle the file.
* Optional for file:// paths (auto-detected from extension).
* - **iOS**: Ignored. File type is auto-detected from file extension.
* - **Web**: Optional. Auto-detected if not provided.
*
* **Common MIME Types:**
* - `application/pdf` - PDF documents
* - `image/jpeg` - JPEG images
* - `image/.png` - PNG images
* - `image/.gif` - GIF images
*
* @since 7.0.0
* @default Undefined (auto-detected from file extension)
* @platform android Used for content:// URIs and file type detection
* @platform ios Ignored (auto-detected)
* @example 'application/pdf'
* @example 'image/jpeg'
*/
mimeType?: string;
}

Opsi untuk mencetak konten HTML.

export interface PrintHtmlOptions extends PrintOptions {
/**
* HTML content to print.
*
* **Content Requirements:**
* - Should be a complete HTML document with `<html>`, `<head>`, and `<body>` tags
* - Can include inline CSS styles or `<style>` tags
* - External resources (images, fonts) should use absolute URLs
* - JavaScript is not executed during print rendering
*
* **Print Optimization Tips:**
* - Use `@media print` CSS rules for print-specific styling
* - Control page breaks with `page-break-before`, `page-break-after`, `page-break-inside`
* - Hide UI elements using `.no-print { display: none; }` class
* - Adjust font sizes for readability (12pt is standard for print)
* - Use print-friendly colors (avoid dark backgrounds)
*
* **Platform Rendering:**
* - **iOS**: Rendered in WKWebView before printing
* - **Android**: Rendered in WebView before printing
* - **Web**: Rendered in hidden iframe before printing
*
* **Character Encoding:**
* - UTF-8 is recommended and default
* - Include charset in HTML: `<meta charset="UTF-8">`
*
* @since 7.0.0
* @example '<html><body><h1>Hello World</h1><p>This is a test document.</p></body></html>'
* @example
* ```typescript
* const htmlWithStyles = `
* <html>
* <head>
* <meta charset="UTF-8">
* <style>
* @media print {
* body { font-family: Arial, sans-serif; font-size: 12pt; }
* .no-print { display: none; }
* h1 { color: #333; page-break-before: always; }
* }
* </style>
* </head>
* <body>
* <h1>Invoice #12345</h1>
* <p>Amount: $299.99</p>
* </body>
* </html>
* `;
* ```
*/
html: string;
}

Opsi untuk mencetak dokumen PDF.

export interface PrintPdfOptions extends PrintOptions {
/**
* Path to the PDF document.
*
* **iOS Path Formats:**
* - `file://` URL: Full file URL path to PDF document
* - Relative path: Path relative to app's documents directory
* - Must be within app's accessible directories (documents, temporary, cache)
* - PDF must be valid and not password-protected
*
* **Android Path Formats:**
* - `content://` URI: Content provider URI (recommended for external PDFs)
* - `file://` path: Direct file system path to PDF
* - Must have read permission for the file
* - Supports both single-page and multi-page PDFs
*
* **Web Path Formats:**
* - Relative or absolute path accessible from web context
* - Must be a valid PDF file
*
* **Validation:**
* - File must exist at the specified path
* - File must be a valid PDF (checked by magic number/header)
* - File must be readable by the app
*
* **Common Sources:**
* - App documents: PDFs saved in app's document directory
* - Downloads: PDFs from system downloads (use content:// on Android)
* - Generated PDFs: Temporary PDFs created by the app
* - Network downloads: PDFs downloaded and saved locally
*
* @since 7.0.0
* @platform ios Supports file:// paths and relative paths
* @platform android Supports content:// URIs and file:// paths
* @platform web Supports accessible file paths
* @example 'content://com.android.providers.downloads.documents/document/123'
* @example 'file:///var/mobile/Containers/Data/Application/.../Documents/document.pdf'
* @example 'file:///storage/emulated/0/Download/report.pdf'
* @example 'Documents/invoice-2024.pdf'
*/
path: string;
}

Opsi dasar untuk semua operasi pencetakan.

export interface PrintOptions {
/**
* Name of the print job.
*
* **Usage:**
* - Displayed in the system print queue
* - Shown in print history/logs
* - May appear in printer status displays
* - Used as default filename for "Save as PDF" option
*
* **Platform Behavior:**
* - **iOS**: Shown in print preview header and activity view
* - **Android**: Displayed in print job notification and print queue
* - **Web**: Used as document title in print dialog
*
* **Best Practices:**
* - Use descriptive names (e.g., "Invoice #12345", "Q4 Report")
* - Keep under 50 characters for better display
* - Avoid special characters that may cause issues in filenames
* - Include relevant identifiers (order numbers, dates, etc.)
*
* **Examples:**
* - "Invoice #12345"
* - "Sales Report - 2024 Q4"
* - "Customer Receipt - John Doe"
* - "Product Photo - SKU-ABC123"
*
* @since 7.0.0
* @default 'Document'
* @platform ios Shown in print preview and activity view
* @platform android Shown in print queue and notifications
* @platform web Used as document title in print dialog
* @example 'Invoice #12345'
* @example 'Annual Report 2024'
* @example 'Receipt - Order #789'
*/
name?: string;
}

Halaman ini dibuat dari plugin’s src/definitions.tsRe-run sinkronisasi ketika publik API berubah di atas