FieldView

package View;

import java.awt.Color;
import java.awt.Dimension;

import Model.Animal;
import Model.Field;
import Model.SimulationModel;
import Model.Terrain;

/**
 * A graphical view of the simulation grid.
 * The view displays a colored rectangle for each location
 * representing its contents. It uses a default background color.
 * Colors for each type of species can be defined using the
 * setColor method.
 *
 * @author Projectgroup 2, Wim, John, and Maurits
 * @version 2011.07.31
 */
public class FieldView extends ViewPanel
{
    // Colors used for empty locations.
    private static final Color EMPTY_COLOR = Color.white;

    /**
     * Create a view of the given width and height.
     * @param height The simulation's height.
     * @param width  The simulation's width.
     */
    public FieldView(View view)
    {
        super(view);
    }

    @Override
    public void update(SimulationModel simulationModel)
    {
        this.repaint();
        this.preparePaint();

        Field field = simulationModel.getField();
        int fieldWidth = field.getWidth();
        int fieldHeight = field.getHeight();

        Dimension d =  getSize();
        double panelWidth = d.getWidth();
        double panelHeight = d.getHeight();

        this.getGraphics().setColor(new Color(0xDDDDDD));
        this.getGraphics().fillRect(0, 0, (int) panelWidth, (int) panelHeight);

        for(int x = 0; x < fieldWidth; x++) {
            for(int y = 0; y < fieldHeight; y++) {
                Animal animal = field.getAnimalAt(x, y);
                Terrain terrain = field.getTerrainAt(x, y);

                if(animal != null) {
                    this.getGraphics().setColor(animal.getSpecies().getColor());
                }
                else if (terrain != null) {
                    this.getGraphics().setColor(terrain.getColor());
                }
                else {
                    this.getGraphics().setColor(EMPTY_COLOR);
                }
                this.getGraphics().fillRect(
                        (int) (x * (panelWidth / fieldWidth)),
                        (int) (y * (panelHeight / fieldHeight)),
                        (int) (panelWidth / fieldWidth) - 1,
                        (int) (panelHeight / fieldHeight) - 1
                        );
            }
        }
        //this.getGraphics().drawImage(offScreen,0,0,this);

        this.repaint();
    }
}