Construct 3 Local Storage

Using Local Storage to Save Simple Game State in Construct 3 Without Behaviors

No-Code Game Builders

Imagine creating a game where a player’s progress vanishes every time they close the browser. This is a common frustration for both developers and players. Saving game state is essential for creating professional, user-friendly experiences. It allows players to pick up right where they left off.

This guide explores a powerful method for preserving your game’s information. We will use a feature that stores data directly on a player’s device. This approach does not require complex server setups or external databases. It is perfect for managing simple game state.

You will learn the difference between using automated behaviors and a manual implementation. Choosing the right method depends on your specific project needs and the type of data you want to save. This article focuses on giving you complete control over what information gets preserved and when.

We will cover practical use cases like saving high scores, player preferences, and level progress. By the end, you will understand the fundamental benefits and be ready to implement a working solution. This beginner-friendly guidance will walk you through the entire process.

Key Takeaways

  • Saving game state is crucial for a professional player experience.
  • Local storage allows data to be saved directly on the user’s device.
  • Manual implementation offers more control than using behaviors.
  • This method is ideal for simple data like high scores and preferences.
  • You can preserve important information without a complex backend.
  • The guide provides a step-by-step approach for beginners.

Understanding Local Storage and the Global Plugin in Construct 3

Have you ever wondered how your favorite browser games remember your high scores and settings? This capability comes from a web technology that stores information directly on your device. Unlike temporary data that vanishes when you close the browser, this method preserves your progress.

An Overview of Local Storage in Game Development

This storage method works by saving key-value pairs in a special area of the user’s browser. The information remains available even after restarting the application. This creates a seamless experience where players can continue their journey.

Game developers use this approach to preserve important details like level completion and player preferences. The system operates without needing internet connectivity or server infrastructure. It’s ideal for maintaining simple game state across sessions.

Key Features of the Global Plugin for Persistent Data

The Global plugin offers an organized way to manage your game’s variables. Instead of scattered individual values, you can group related information into logical objects. This makes your project easier to maintain and understand.

One powerful feature is automatic synchronization with device storage. Your game data saves and loads without complex manual coding for each value. The plugin handles the technical details behind the scenes.

You can create multiple Global objects within a single project, each with its own storage identifier. This lets you separate different types of information into distinct groups. The properties panel provides essential configuration options for debugging and data persistence.

These tools significantly reduce the amount of manual programming required. You gain robust save systems that work reliably across different platforms and devices.

Implementing Construct 3 Local Storage in Your Project

The implementation process begins with adding the right tools to your project. Let’s walk through the essential steps to get your save system working properly.

Setting Up the Global Object and Configuring Storage

Start by adding the Global object from the insertion menu. Select it to access the properties panel. Here you’ll configure the storage identifier.

Choose a descriptive name for your Storage ID property. Names like “PlayerProgress” help organize multiple objects. This identifier acts as the key for accessing saved information.

The Persist Data setting determines if variables save permanently. When enabled, your game information stores on the user’s device. Disabling this option clears existing data.

Using Debug Mode and Persist Data Options Effectively

Enable Debug Mode during development. This provides console logs showing when data saves and loads. It helps catch configuration issues early.

Changing the Storage ID makes old data inaccessible. If you swap identifiers between objects, their stored values may exchange. Maintain consistent variable order for reliable loading.

You can create multiple Global objects for different data types. Each manages its own group of variables independently. This approach keeps your project organized and scalable.

Tips, Tricks, and Advanced Techniques for Managing Game State

Beyond the fundamentals lies a world of powerful automation and flexible saving options. These advanced techniques help you create more sophisticated and reliable game experiences.

Leveraging Automation Tools for Global Variables

The Global plugin offers smart automation features that save you time. The “For Each Variable” loop lets you process all stored values without naming each one individually.

Use the AsJSON expression to export your entire game state as a string. This is perfect for creating multiple save slots or debugging your data. The Reset function quickly restores all variables to their default values.

The “Set Variable By Index” action provides flexible programming options. You can modify values based on their position in the array rather than hardcoded names.

Integrating Cloud and Local File Save Options

Consider alternative saving approaches for different scenarios. Cloud Save integrates with services like Google Drive and works well for Chromebooks.

File Save options are ideal for PC/Mac users with reliable local file management. Each method has distinct advantages depending on your project needs and internet connectivity.

Create copies of your game state for multiple save slots using structured cloning. This prevents unintended data sharing between different game sessions. Combine these techniques for robust auto-save functionality.

Conclusion

Mastering data persistence transforms your games from temporary experiences to lasting adventures. You now understand how to create professional save systems without relying on automated behaviors.

The Global plugin’s powerful feature set gives you complete control over what information gets preserved. Remember that the Storage ID property is crucial for managing your saved values across sessions.

For projects requiring collaboration, consider supplementing with the Cloud Save option through your browser. This approach works seamlessly across all supported devices.

With these techniques, your games will provide a polished experience where progress is never lost. Continue experimenting with different organizational approaches as you develop new projects.

FAQ

What exactly is the Global plugin used for?

The Global plugin is your go-to tool for handling data that needs to stick around. It’s perfect for creating variables, arrays, and dictionaries that you can save and load later, keeping your player’s progress safe.

Can I save complex information like an array or a dictionary?

Absolutely! You can store more than just simple numbers or text. The system supports saving entire arrays and dictionaries, making it easy to manage complex game state information like inventory lists or level stats.

Where is this saved data actually stored on a player’s device?

The information is saved directly in the player’s web browser. Each browser handles it a bit differently, but it’s typically stored in a dedicated space for the website or project, keeping it separate from other data.

Is there a limit to how much data I can save?

Yes, browsers do impose a storage limit, which is usually around 5MB per origin. It’s a good idea to keep an eye on the size of the values you’re saving to avoid hitting this cap.

What’s the difference between the "Persist data while previewing" option and a real save?

That option is a fantastic debugging feature. It lets your data survive a page refresh during testing, but it’s not a permanent save. For a real, lasting save that works in a published project, you must use the proper save actions.

How do I make sure my saved data works across different browsers or devices?

Data saved in one browser, like Chrome, won’t automatically appear in another, like Firefox. It’s tied to the specific browser on that device. For cross-device saving, you would need to look into cloud-based solutions.

My saved data disappeared! What could have caused this?

This can happen if a player clears their browser’s cache and site data. It’s also possible if the project’s origin changes (like switching from HTTP to HTTPS) or if the storage limit was exceeded.

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