1 files changed, 89 insertions, 0 deletions
diff --git a/Week11 Mandelbrot/src/fractals/GridView.java b/Week11 Mandelbrot/src/fractals/GridView.java
new file mode 100644
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+++ b/Week11 Mandelbrot/src/fractals/GridView.java
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+package fractals;
+
+import java.awt.Dimension;
+import java.awt.Graphics;
+import java.awt.image.BufferedImage;
+import java.awt.image.WritableRaster;
+
+import javax.swing.JComponent;
+import javax.swing.JPanel;
+
+/**
+ *
+ * @author Sjaak Smetsers
+ * @version 1.1 --- 14-03-2013
+ */
+/**
+ * An implementation of the Grid interface
+ *
+ * @author Sjaak
+ */
+public class GridView extends JPanel implements Grid {
+
+    private BufferedImage gridImage;
+    private WritableRaster gridRaster;
+
+    private int gridWidth, gridHeight;
+
+    private static final int REPAINT_NUMBER = 2000;
+
+    private int nrOfPixelsSet;
+
+    /**
+     * creates a drawing panel with specified size
+     *
+     * @param width of the panel
+     * @param height of the panel
+     */
+    public GridView(int width, int height) {
+        gridWidth  = width;
+        gridHeight = height;
+        gridImage = new BufferedImage(width, height, BufferedImage.TYPE_INT_RGB);
+        gridRaster = gridImage.getRaster();
+        setPreferredSize(new Dimension(width, height));
+    }
+
+    @Override
+    public void paintComponent(Graphics g) {
+        super.paintComponent(g);
+        g.drawImage(gridImage, 0, 0, null);
+    }
+
+    /**
+     * draws the specified pixel with the indicated color
+     *
+     * @param x coordinate of the location
+     * @param y coordinate of the location
+     * @param rgb array with length 3 containing the rgb values
+     */
+    @Override
+    public void setPixel(int x, int y, int[] rgb) {
+        gridRaster.setPixel(x, y, rgb);
+        nrOfPixelsSet++;
+        if (nrOfPixelsSet > REPAINT_NUMBER) {
+            nrOfPixelsSet = 0;
+            repaint();
+        }
+    }
+
+    /**
+     * a getter for width
+     *
+     * @return width of the drawing panel
+     */
+    @Override
+    public int getWidth() {
+        return gridWidth;
+    }
+
+    /**
+     * a getter for height
+     *
+     * @return height of the drawing panel
+     */
+    @Override
+    public int getHeight() {
+        return gridHeight;
+    }
+
+}