Trevor Lab 04, EighthNotes extends Notes

src/edu/ucsb/cs56/drawings/trevorhecht/SimpleGui1.java

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+package edu.ucsb.cs56.drawings.trevorhecht;
+
+import javax.swing.*;
+
+/** SimpleGui1 comes from Head First Java 2nd Edition p. 355.
+    It illustrates a simple GUI with a Button that doesn't do anything yet.
+
+    @author Head First Java, 2nd Edition p. 355
+    @author P. Conrad (who only typed it in and added the Javadoc comments)
+    @author TODO: Add additional author here
+    @version CS56, Spring 2013, UCSB
+*/
+
+public class SimpleGui1 {
+
+    /** main method to fire up a JFrame on the screen
+	@param args not used
+    */
+
+    public static void main (String[] args) {
+	JFrame frame = new JFrame() ;
+
+	JButton button = new JButton("Click me!!!!") ;
+
+	java.awt.Color myColor = new java.awt.Color(204,000,255);   // R, G, B values.
+	button.setBackground(myColor);
+	button.setOpaque(true);
+
+	frame. setDefaultCloseOperation(JFrame. EXIT_ON_CLOSE) ;
+	frame. getContentPane() . add(button) ;
+	frame. setSize(300,300) ;
+	frame. setVisible(true) ;
+    }
+}

src/edu/ucsb/cs56/drawings/trevorhecht/advanced/AllMyDrawings.java

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+package edu.ucsb.cs56.drawings.trevorhecht.advanced;
+
+import java.awt.Graphics2D;
+import java.awt.Shape; // general class for shapes
+import java.awt.Color; // class for Colors
+import java.awt.Stroke;
+import java.awt.BasicStroke;
+
+import edu.ucsb.cs56.drawings.utilities.ShapeTransforms;
+import edu.ucsb.cs56.drawings.utilities.GeneralPathWrapper;
+
+/**
+ * A class with static methods for drawing various pictures
+ * 
+ * @author Phill Conrad 
+ * @version for UCSB CS56, W16 
+ */
+
+public class AllMyDrawings
+{
+    /** Draw a picture with a few houses 
+     */
+
+    public static void drawPicture1(Graphics2D g2) {
+
+	Note h1 = new Note(100,250,50);
+	g2.setColor(Color.CYAN); g2.draw(h1);
+
+	// Make a black house that's half the size, 
+	// and moved over 150 pixels in x direction
+
+       	Shape h2 = ShapeTransforms.scaledCopyOfLL(h1,0.5,0.5);
+	h2 = ShapeTransforms.translatedCopyOf(h2,150,0);
+	g2.setColor(Color.BLACK); g2.draw(h2);
+
+	// Here's a house that's 4x as big (2x the original)
+	// and moved over 150 more pixels to right.
+	h2 = ShapeTransforms.scaledCopyOfLL(h2,4,4);
+	h2 = ShapeTransforms.translatedCopyOf(h2,150,0);
+
+	// We'll draw this with a thicker stroke
+	Stroke thick = new BasicStroke (4.0f, BasicStroke.CAP_BUTT, BasicStroke.JOIN_BEVEL);       
+
+	// for hex colors, see (e.g.) http://en.wikipedia.org/wiki/List_of_colors
+	// #002FA7 is "International Klein Blue" according to Wikipedia
+	// In HTML we use #, but in Java (and C/C++) its 0x
+
+	Stroke orig=g2.getStroke();
+	g2.setStroke(thick);
+	g2.setColor(new Color(0x002FA7)); 
+	//	g2.draw(h2); 
+
+	// Draw two houses with Windows
+
+	//	HouseWithWindows hw1 = new HouseWithWindows(50,350,40,75);
+	//	HouseWithWindows hw2 = new HouseWithWindows(200,350,200,100);
+
+	//	g2.draw(hw1);
+	//	g2.setColor(new Color(0x8F00FF)); g2.draw(hw2);
+
+	// @@@ FINALLY, SIGN AND LABEL YOUR DRAWING
+
+	g2.setStroke(orig);
+	g2.setColor(Color.BLACK); 
+	//	g2.drawString("A few houses by Phill Conrad", 20,20);
+    }
+
+
+    /** Draw a picture with a few houses and coffee cups
+     */
+    public static void drawPicture2(Graphics2D g2) {
+	EighthNote h1 = new EighthNote(100,250,50);
+	g2.setColor(Color.CYAN); g2.draw(h1);
+
+	Shape h2 = ShapeTransforms.scaledCopyOfLL(h1,0.5,0.5);
+	h2 = ShapeTransforms.translatedCopyOf(h2,150,0);
+
+
+
+	Stroke thick = new BasicStroke (4.0f, BasicStroke.CAP_BUTT, BasicStroke.JOIN_BEVEL);
+
+	Stroke orig=g2.getStroke();
+	g2.setStroke(thick);
+	g2.setColor(new Color(0x002FA7));
+
+	g2.setStroke(orig);
+	g2.setColor(Color.BLACK);
+
+
+    }
+
+    /** Draw a different picture with a few houses and coffee cups
+     */
+
+
+
+
+}

src/edu/ucsb/cs56/drawings/trevorhecht/advanced/Circle.java

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+package edu.ucsb.cs56.drawings.trevorhecht.advanced;
+
+/**
+ * Circle extends Ellipse2D to make it easier to draw circles
+ * because the parameters to the constructor are more convenient
+ * 
+ * @author P. Conrad 
+ * @version CS56, W16, UCSB
+ */
+
+public class Circle 
+    extends java.awt.geom.Ellipse2D.Double 
+    implements java.awt.Shape
+{ 
+    /**
+     * Constructor for objects of class Circle
+     * @param x    x coordinate of center of circle
+     * @param y    y coordinate of center of circle
+     * @param r    radius of circle
+     */
+    public Circle(double x, double y, double r)
+    {
+        // invoke the super class constructor,
+        // i.e. the one for Ellipse2D.Double, which takes
+        // upper-left-x, upper-left-y (of the bounding box)
+        // width, and height
+
+        super( x - r, y - r,   /* upper left corner of bounding box */
+               r * 2,  r * 2); /* width and height are double the radius */
+    }    
+}

src/edu/ucsb/cs56/drawings/trevorhecht/advanced/CoffeeCup.java

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+package edu.ucsb.cs56.drawings.trevorhecht.advanced;
+import java.awt.geom.GeneralPath; // combinations of lines and curves
+import java.awt.Shape; // general class for shapes
+
+import edu.ucsb.cs56.drawings.utilities.ShapeTransforms;
+import edu.ucsb.cs56.drawings.utilities.GeneralPathWrapper;
+
+/**
+   A Coffee Cup (wrapper around a General Path, implements Shape)
+
+   This provides an example of how you can start with the coordinates
+   of a hard coded object, and end up with an object that can be
+   drawn anywhere, with any width or height.   
+
+   @author Phill Conrad 
+   @version for CS56, W16, UCSB
+
+*/
+public class CoffeeCup extends GeneralPathWrapper implements Shape
+{   
+    /**
+     * Constructor for objects of class CoffeeCup
+     */
+    public CoffeeCup(double x, double y, double width, double height)
+    {
+
+        // Specify the upper left corner, and the 
+        //  width and height of the original points used to 
+        //  plot the *hard-coded* coffee cup
+
+        final double ORIG_ULX = 100.0; 
+        final double ORIG_ULY = 100.0; 
+        final double ORIG_HEIGHT = 300.0; 
+        final double ORIG_WIDTH = 400.0; 
+
+        GeneralPath leftSide = new GeneralPath();
+
+        // left side of cup
+
+        leftSide.moveTo(200,400);
+        leftSide.lineTo(160,360);
+        leftSide.lineTo(130,300);
+        leftSide.lineTo(100,200);
+        leftSide.lineTo(100,100);
+
+        GeneralPath topAndBottom = new GeneralPath();
+
+        topAndBottom.moveTo(100,100);
+        topAndBottom.lineTo(500,100); // top of cup
+
+        topAndBottom.moveTo(200,400);
+        topAndBottom.lineTo(400,400); // bottom of cup
+
+        Shape rightSide = ShapeTransforms.horizontallyFlippedCopyOf(leftSide);
+
+        // after flipping around the upper left hand corner of the
+        // bounding box, we move this over to the right by 400 pixels
+
+        rightSide = ShapeTransforms.translatedCopyOf(rightSide, 400.0, 0.0);
+
+        // now we put the whole thing together ino a single path.
+
+        GeneralPath wholeCup = new GeneralPath ();
+        wholeCup.append(topAndBottom, false);
+        wholeCup.append(leftSide, false);
+        wholeCup.append(rightSide, false);
+
+        // translate to the origin by subtracting the original upper left x and y
+        // then translate to (x,y) by adding x and y
+
+        Shape s = ShapeTransforms.translatedCopyOf(wholeCup, -ORIG_ULX + x, -ORIG_ULY + y);
+
+	// scale to correct height and width
+        s =  ShapeTransforms.scaledCopyOf(s,
+					  width/ORIG_WIDTH,
+					  height/ORIG_HEIGHT) ;
+
+	// Use the GeneralPath constructor that takes a shape and returns
+	// it as a general path to set our instance variable cup
+
+	this.set(new GeneralPath(s));
+
+    }
+
+}

src/edu/ucsb/cs56/drawings/trevorhecht/advanced/EighthNote.java

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+package edu.ucsb.cs56.drawings.trevorhecht.advanced;
+import java.awt.geom.GeneralPath; // combinations of lines and curves
+import java.awt.Shape; // general class for shapes
+
+import java.awt.geom.Line2D;
+import java.awt.geom.Rectangle2D;
+
+import edu.ucsb.cs56.drawings.utilities.ShapeTransforms;
+import edu.ucsb.cs56.drawings.utilities.GeneralPathWrapper;
+
+/**                                                                                           
+   A vector drawing of a house that implements                                                
+   the Shape interface, and so can be drawn, as well as                                       
+   rotated, scaled, etc.                                                                      
+
+   @author Phill Conrad                                                                       
+   @version for CS56, W16, UCSB                                                               
+
+*/
+public class EighthNote extends Note implements Shape
+{
+
+    public EighthNote(double x, double y, double radius) //house
+    {
+	super(x,y,radius);
+
+	double circleradius =  radius;
+	double lineheight = radius * 4.5;
+	double linewidth = radius * .42;
+	double Circle_x = x;
+	double line_x = x + radius;
+	double Circle_y = y;
+	double line_y = y -  4.5*radius;
+
+
+
+	  Circle secondcircleOfNote = new Circle
+		  (
+		   Circle_x + lineheight * .7,
+		   Circle_y,
+		   circleradius
+				 );
+
+           Rectangle2D.Double secondLine =
+	       new Rectangle2D.Double(line_x + linewidth,  .12* lineheight ,
+				      lineheight * .7 - linewidth, linewidth);
+
+	   Rectangle2D.Double thirdLine =
+	       new Rectangle2D.Double(line_x + lineheight * .7, line_y,
+				      linewidth, lineheight);
+
+
+
+
+	   GeneralPath note = this.get();
+	   note.append(secondcircleOfNote, false);
+	   note.append(secondLine, false);
+		      note.append(thirdLine, false);
+
+
+
+
+    }
+
+}
+

src/edu/ucsb/cs56/drawings/trevorhecht/advanced/House.java

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+package edu.ucsb.cs56.drawings.trevorhecht.advanced;
+import java.awt.geom.GeneralPath; // combinations of lines and curves
+import java.awt.Shape; // general class for shapes
+
+import java.awt.geom.Line2D; 
+import java.awt.geom.Rectangle2D;
+
+import edu.ucsb.cs56.drawings.utilities.ShapeTransforms;
+import edu.ucsb.cs56.drawings.utilities.GeneralPathWrapper;
+
+/**
+   A vector drawing of a house that implements
+   the Shape interface, and so can be drawn, as well as
+   rotated, scaled, etc.
+
+   @author Phill Conrad 
+   @version for CS56, W16, UCSB
+
+*/
+public class House extends GeneralPathWrapper implements Shape
+{
+    /**
+       Constructor
+
+       @param x x coord of lower left corner of house
+       @param y y coord of lower left corner of house
+       @param width width of the house
+       @param height of house (including first story and second story)
+    */
+    public House(double x, double y, double width, double height)
+    {
+
+        // Rather than having to scale at the end, we can just
+        // draw things the right way to begin with, using the
+        // x, y, width and height.   If you haven't already
+        // hard coded a particular drawing, this may be an easier
+        // way.
+
+        double firstStoryHeight = .75 * height;
+        double roofHeight = height - firstStoryHeight;
+
+        double firstStoryUpperLeftY = y + roofHeight;
+
+        // Make the first story
+
+        Rectangle2D.Double firstStory = 
+            new Rectangle2D.Double(x, firstStoryUpperLeftY ,
+				   width, firstStoryHeight);
+
+        // make the roof.   Remember that y goes DOWN the page,
+        // so we ADD to y to get a "lower" value on the screen
+
+        Line2D.Double leftRoof = 
+            new Line2D.Double (x, y + roofHeight,
+                               x + width/2.0, y);
+
+        Line2D.Double rightRoof =
+            new Line2D.Double (x + width/2.0, y,
+                               x + width, y + roofHeight);
+
+        // put the whole house together
+
+        GeneralPath wholeHouse = this.get();
+        wholeHouse.append(firstStory, false);
+        wholeHouse.append(leftRoof, false);
+        wholeHouse.append(rightRoof, false);    
+    }
+}