Combining Sampled and Described Static Visual Content

Combining Sampled and Described Static Visual Content
An Introduction with Examples in Java

Prof. David Bernstein
James Madison University

Computer Science Department

bernstdh@jmu.edu

An Observation

We are Using the Same Renderable Interface for Sampled and Described Content

javaexamples/visual/statik/Renderable.java

Designing a Class for Encapsulating Combined Content

An Initial Design

Designing a Class (cont.)

Using the Composite Pattern

Implementing the RenderableContent Class

Managing the Collection

javaexamples/visual/statik/RenderableContent.java (Fragment: 0)

RenderableContent (cont.)

The render() Method

javaexamples/visual/statik/RenderableContent.java (Fragment: render)

RenderableContent (cont.)

The createTransformedVersion() Method

javaexamples/visual/statik/RenderableContent.java (Fragment: transform)

RenderableContent (cont.)

The getBounds() Method

javaexamples/visual/statik/RenderableContent.java (Fragment: bounds)

RenderableContent (cont.)

An Example

javaexamples/visual/statik/DukeBuzzy.java

Designing a Widget for Combined Content

An Initial Design

Designing a Widget (cont.)

An Improved Design

Designing a Widget (cont.)

Advantages of this Design

Implementing the Widget

The Rendering Portion of the VisualizationView Class

javaexamples/gui/VisualizationView.java (Fragment: rendering)

Implementing the Widget (cont.)

The Visualization Class

javaexamples/gui/Visualization.java

Additional Views

The ScaledView Class

javaexamples/gui/ScaledView.java

Additional Views (cont.)

The PartialView Class

javaexamples/gui/PartialView.java

An Example

javaexamples/visual/statik/VisualizationDriver.java

Another Example

javaexamples/visual/statik/DiptychDriver.java

There's Always More to Learn