SVG to DST Converter

I'll create a web-based SVG to DST converter with a progress indicator that shows the conversion process from 0% to 100%. Since we're using localStorage for now, I'll implement a client-side solution that simulates the conversion process.

How This SVG to DST Converter Works

This application provides a user-friendly interface for converting SVG files to DST format for embroidery machines. Here's what it does:

1. File Upload: Users can drag and drop an SVG file or browse to select one.
2. SVG Preview: The uploaded SVG is displayed in a preview area.
3. Conversion Process: When the user clicks "Convert to DST", the application simulates the conversion process with a progress bar showing the steps from 0% to 100%.
4. Download: After conversion completes, users can download the resulting DST file.
5. LocalStorage: The application saves the last converted SVG and DST data in localStorage for persistence.

Implementation Notes

• The current implementation simulates the conversion process since we're using a client-side only approach with localStorage.

• In a real-world implementation, you would need to:

  • Use a proper SVG to DST conversion library or API
  • Handle more complex SVG features (paths, fills, etc.)
  • Implement proper DST file generation with correct headers and stitch commands
  • Add more configuration options for stitch density, scaling, etc.

Next Steps

To enhance this converter, you could:

1. Implement actual SVG parsing and path extraction
2. Add server-side conversion using one of the libraries mentioned in your research
3. Add configuration options for stitch density, size, and other embroidery parameters
4. Implement a DST preview showing the generated stitch pattern
5. Add support for other embroidery file formats

Would you like me to expand on any particular aspect of this implementation?

I'll fix the SVG preview issue and add a DST preview feature to visualize the generated stitch pattern.

Improvements Made

I've fixed the SVG preview issue and added a DST preview feature to visualize the generated stitch pattern. Here's what's been updated:

1. Fixed SVG Preview

The SVG preview now properly displays the uploaded SVG file by:

• Creating a blob URL from the SVG content
• Using an image element to display the SVG
• Handling errors gracefully if the SVG can't be displayed

2. Added DST Preview

I've added a new DST preview component that:

• Renders a visual representation of the stitch pattern on a canvas
• Shows stitch points and connecting lines
• Scales the pattern to fit the canvas
• Displays different colors for jumps vs. regular stitches

3. Improved File Handling

The file uploader now better validates SVG files by:

• Checking both MIME type and file extension
• Providing clearer error messages

4. Simulated DST Data

Since we're using a client-side only approach for now:

• The DST parser generates a simulated stitch pattern (a square with diagonals and a circle)
• This gives users a visual representation of what the DST file would look like
• In a real implementation, you would parse the actual DST binary data

How It Works Now

1. User uploads an SVG file
2. The SVG is properly displayed in the preview area
3. User clicks "Convert to DST" and sees the progress bar
4. After conversion completes, a DST preview appears showing the stitch pattern
5. User can download the DST file

This implementation provides a more complete user experience with visual feedback at each step of the conversion process.