Overview

The Leinwand Graphics Framework – short Leinwand GF or just LGF is a 2D graphics framework for Android and Java Desktop (Windows, Linux, Mac). "Leinwand" is the German word for canvas.

Created 2018-2019 by Philip Heyse

License

Apace V2

Features and purpose

The framework is very easy to use. LGF provides many features such as:

• Screen scaling
• Images, fonts and animations
• Running in Android and on Java Desktop (e.g. for faster development and testing)
• collision detection
• Scrolling
• Text effects
• Saving and loading states
• User input via touch mouse

Using the framework

Android

In the dependencies section of the „build.gralde“ file simply add this line:

implementation 'de.bright-side.lgf:lgf-android:1.1.0'

(Please replace "1.1.0" with the current framwork version.)

Java Deskop (Windows, Linux, Mac)

In the Maven pom.xml file simply add this dependency:

	<dependency>
		<groupId>de.bright-side.lgf</groupId>
		<artifactId>lgf-pc</artifactId>
		<version>1.1.0</version>
	</dependency>

(Please replace "1.1.0" with the current framwork version.)

Further information

Please look at the file "LeinwandGF-Documentation.odt" for more information:

• usage
• concepts
• PC and Andorid demo project Also look at the demo apps for desktop and Android in the "DemoProjects" folder.

Versions

1.1.0: 2019-11-22:

• support for panels (sub-objects) in LObject
• support for continuous opacity value
• panel demo screen in demo app

1.2.0: 2019-12-13:

• bugfix: consider camera position for panel items
• pointers in input element in the update method now contains the pointer movement since last update
• scrolling in panel demo