- Renamed all references from zpdf to zcatpdf
- Module import: @import("zcatpdf")
- Consistent with zcatui, zcatgui naming convention
- All lowercase per Zig standards
Note: Directory rename (zpdf -> zcatpdf) and Forgejo repo rename
should be done manually after this commit.
🤖 Generated with [Claude Code](https://claude.com/claude-code)
Co-Authored-By: Claude Opus 4.5 <noreply@anthropic.com>
119 lines
3.7 KiB
Zig
119 lines
3.7 KiB
Zig
//! Barcode Demo - Code128 and QR barcodes
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//!
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//! Demonstrates barcode generation for product labels, shipping, URLs, etc.
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const std = @import("std");
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const zcatpdf = @import("zcatpdf");
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const Pdf = zcatpdf.Pdf;
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const Color = zcatpdf.Color;
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const QRCode = zcatpdf.QRCode;
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pub fn main() !void {
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var gpa = std.heap.GeneralPurposeAllocator(.{}){};
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defer _ = gpa.deinit();
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const allocator = gpa.allocator();
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var pdf = Pdf.init(allocator, .{});
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defer pdf.deinit();
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pdf.setTitle("Barcode Demo");
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pdf.setAuthor("zcatpdf");
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var page = try pdf.addPage(.{});
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// Title
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try page.setFont(.helvetica_bold, 28);
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page.setFillColor(Color.hex(0x333333));
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try page.drawText(50, 780, "Barcode Demo");
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try page.setFont(.helvetica, 12);
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page.setFillColor(Color.hex(0x666666));
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try page.drawText(50, 760, "Code128 barcode generation with zcatpdf");
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// Reset to black for barcodes
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page.setFillColor(Color.black);
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try page.setFont(.helvetica, 10);
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// Section 1: Basic Barcodes
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try page.setFont(.helvetica_bold, 16);
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try page.drawText(50, 720, "Basic Code128 Barcodes");
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try page.setFont(.courier, 10);
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// Simple text
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try page.drawText(50, 690, "Product Code:");
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try page.drawCode128WithText(170, 650, "ABC-12345", 50, 1.5, true);
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// Numbers only (will use Code C for efficiency)
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try page.drawText(50, 580, "Serial Number:");
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try page.drawCode128WithText(170, 540, "9876543210", 50, 1.5, true);
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// Mixed content
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try page.drawText(50, 470, "SKU:");
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try page.drawCode128WithText(170, 430, "ITEM-2024-XYZ", 50, 1.5, true);
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// Section 2: Different Sizes
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try page.setFont(.helvetica_bold, 16);
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page.setFillColor(Color.black);
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try page.drawText(50, 370, "Different Sizes");
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try page.setFont(.courier, 10);
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// Small barcode
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try page.drawText(50, 340, "Small (0.8 module):");
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try page.drawCode128(170, 320, "SMALL", 30, 0.8);
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// Medium barcode
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try page.drawText(50, 280, "Medium (1.2 module):");
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try page.drawCode128(170, 250, "MEDIUM", 40, 1.2);
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// Large barcode
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try page.drawText(50, 200, "Large (2.0 module):");
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try page.drawCode128(170, 150, "LARGE", 60, 2.0);
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// Section 3: Real-world Examples
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try page.setFont(.helvetica_bold, 16);
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try page.drawText(350, 720, "Real-world Examples");
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try page.setFont(.helvetica, 10);
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// Shipping label
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try page.drawText(350, 690, "Shipping Label:");
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try page.drawCode128WithText(350, 640, "1Z999AA10123456784", 45, 1.2, true);
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// Invoice number
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try page.drawText(350, 580, "Invoice #:");
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try page.drawCode128WithText(350, 535, "INV-2024-00123", 40, 1.3, true);
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// ISBN-like
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try page.drawText(350, 470, "ISBN:");
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try page.drawCode128WithText(350, 425, "978-0-123456-78-9", 45, 1.2, true);
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// Warehouse location
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try page.drawText(350, 360, "Location:");
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try page.drawCode128WithText(350, 315, "A-12-B-34", 40, 1.5, true);
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// Section 4: QR Codes
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try page.setFont(.helvetica_bold, 16);
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page.setFillColor(Color.black);
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try page.drawText(350, 250, "QR Codes");
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try page.setFont(.helvetica, 10);
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// URL QR Code
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try page.drawText(350, 225, "Website URL:");
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try page.drawQRCode(350, 120, "HTTPS://GITHUB.COM", 100, QRCode.ErrorCorrection.M);
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// Simple text
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try page.drawText(480, 225, "Text Data:");
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try page.drawQRCode(480, 120, "HELLO WORLD", 100, QRCode.ErrorCorrection.H);
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// Footer
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try page.setFont(.helvetica_oblique, 10);
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page.setFillColor(Color.hex(0x999999));
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try page.drawText(50, 50, "Generated with zcatpdf - Code128 and QR Code Support");
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try pdf.save("barcode_demo.pdf");
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std.debug.print("Generated barcode_demo.pdf\n", .{});
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}
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