System Requirements Document (SRD) for Solar-App

1. Introduction

The Solar-App is a cross-platform application designed for mobile, tablet, and desktop devices. It offers a seamless and lag-free experience for image editing, preparation for CO2 laser engraving, and real-time previews. The app is tailored for personal, single-processing use, catering to creators and hobbyists who require precision, efficiency, and professional-grade tools in an intuitive interface. With advanced algorithms, smooth touch functionality, and versatile export options, Solar-App aims to redefine the creative workflow for laser engraving enthusiasts.

2. System Overview

Solar-App is a versatile image editing and processing tool that combines the functionality of Photoshop-like canvases with advanced algorithms for CO2 laser engraving preparation. The app supports real-time previews for various adjustments, including brightness, contrast, gamma, sharpness, noise levels, curves, and histograms. Users can upload images in formats such as JPG, PNG, JPEG, and BMP, and export them in multiple resolutions and formats, including 1-bit BMP, PNG, PDF, and JPG (up to 1000 DPI). The app also features text editing, project-saving capabilities, and automatic conversion of PNG files into solid black-and-white images for engraving.

Key highlights:

• Cross-platform compatibility (mobile, tablet, desktop).
• Smooth, lag-free touch and scroll functionality.
• Advanced algorithms for laser engraving preparation.
• Real-time previews for image adjustments.
• Export options in multiple formats and resolutions.
• Intuitive interface for personal, single-processing use.

3. Functional Requirements as Story Points

• As a User, I should be able to upload image files in JPG, PNG, JPEG, and BMP formats with proper validation.
• As a User, I should be able to edit images on a Photoshop-like canvas with lag-free performance.
• As a User, I should be able to use touch functions for smooth scrolling and editing on mobile and tablet devices.
• As a User, I should be able to apply dither algorithms and custom advanced algorithms (approximately 10) to prepare images for CO2 laser engraving.
• As a User, I should be able to preview adjustments like brightness, contrast, gamma, sharpness, noise levels, curves, and histograms in real-time without lag.
• As a User, I should be able to export images in 1-bit BMP, PNG, PDF, and JPG formats with resolutions up to 1000 DPI.
• As a User, I should be able to edit text and add it to the canvas.
• As a User, I should be able to convert PNG files into solid black-and-white images automatically for engraving purposes.
• As a User, I should be able to save projects for future use.
• As a User, I should have access to undo/redo functionality for editing.
• As a User, I should be able to use customizable presets for commonly used settings.
• As a User, I should be able to use keyboard shortcuts for desktop editing.

4. User Personas

1. Creator: A hobbyist or professional who uses the app for personal projects, such as designing and preparing images for CO2 laser engraving.
2. Engraving Enthusiast: An individual focused on creating precise, high-quality engravings with advanced algorithms and real-time previews.
3. Casual User: Someone who uses the app for basic image editing and project-saving capabilities.

5. Visuals Colors and Theme

The Solar-App will feature a sleek, modern design with the following color palette:

• Primary Color: Midnight Blue (#2C3E50) – for the main interface background.
• Secondary Color: Solar Yellow (#F39C12) – for highlights, buttons, and interactive elements.
• Accent Color: White Smoke (#ECF0F1) – for text and secondary interface elements.
• Neutral Colors: Shades of Gray (#7F8C8D, #BDC3C7) – for borders, inactive states, and subtle UI elements.

The theme will emphasize clarity and focus, with a dark mode as the default to reduce eye strain during extended editing sessions.

6. Signature Design Concept

Interactive Laser Grid Homepage

The Solar-App homepage will feature an interactive laser grid design. Upon opening the app, users will see a dynamic, glowing grid that reacts to their cursor or touch movements. Each grid cell will subtly pulse with light, creating a futuristic and engaging aesthetic. The grid will serve as a navigation hub, with key features and sections represented as glowing nodes. Hovering over a node will display a brief animation, such as a laser beam connecting to other nodes, symbolizing the app's focus on precision and creativity.

Additional details:

• Animations: Smooth transitions between sections, with laser-like effects when switching tabs or opening tools.
• Micro-interactions: Buttons and sliders will emit a faint glow when interacted with, enhancing the tactile experience.
• Color Shifts: The grid's colors will subtly shift between shades of blue and yellow, reflecting the app's primary theme.
• Sound Effects: Optional subtle laser-like sound effects for interactions, adding an auditory layer to the experience.

This design will make the Solar-App instantly memorable and visually captivating, setting the tone for a high-tech, creative tool.

7. Non-Functional Requirements

• The app must support cross-platform compatibility (mobile, tablet, desktop).
• The app must maintain a lag-free performance for real-time previews and editing.
• The app must validate file uploads to ensure only supported formats (JPG, PNG, JPEG, BMP) are accepted.
• The app must support resolutions up to 1000 DPI for exports.
• The app must provide a responsive and intuitive user interface.
• The app must ensure data integrity for project-saving functionality.

8. Tech Stack

• Frontend: React for Web, React Native for mobile and tablet applications.
• Backend: Python with FastAPI for API development.
• Database: MySQL or MariaDB with Alembic for migrations.
• AI Models: GPT 5.2 for user-friendly responses.
• AI Tools: Langchain for workflow integration.
• Orchestration: Docker and docker-compose for local development; Kubernetes for server-side orchestration.

9. Assumptions and Constraints

• The app will primarily target personal, single-processing use cases.
• The app will not support batch processing or collaborative features in the initial release.
• The app will require internet connectivity for certain features, such as AI-driven responses.
• The app will prioritize performance optimization for real-time previews and editing.

10. Glossary

• CO2 Laser Engraving: A process that uses a CO2 laser to engrave or cut materials.
• Dither Algorithm: A technique used to create the illusion of color depth in images with limited color palettes.
• 1-bit BMP: A bitmap image format with a color depth of 1 bit, representing black-and-white images.
• Gamma Correction: A nonlinear operation used to encode and decode luminance in images.
• Histogram: A graphical representation of the tonal distribution in an image.

End of Document