Merge branch 'main' into partikel

This commit is contained in:
ngb
2022-06-19 22:30:40 +02:00
205 changed files with 13671 additions and 3629 deletions

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import schule.ngb.zm.Zeichenmaschine;
import java.util.List;
/**
* Beschreiben Sie hier die Klasse BluejTest.
*
* @author (Ihr Name)
* @version (eine Versionsnummer oder ein Datum)
*/
public class BluejTest extends Zeichenmaschine
{
public void setup() {
if( !IN_BLUEJ ) {
drawing.clear(schule.ngb.zm.Color.HGRED);
} else {
drawing.clear(schule.ngb.zm.Color.HGGREEN);
}
}
public void listClasses() {
// find all classes in classpath
List<String> allClasses = ClasspathInspector.getAllKnownClassNames();
System.out.printf("There are %s classes available in the classpath\n", allClasses.size());
for (String clazz : allClasses) {
if( clazz.contains("Boot") || clazz.contains("Main") ) {
System.out.printf("%s\n", clazz);
}
}
}
}

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import java.io.File;
import java.io.FilenameFilter;
import java.io.Serializable;
import java.net.MalformedURLException;
import java.net.URL;
import java.util.ArrayList;
import java.util.Collection;
import java.util.Enumeration;
import java.util.List;
import java.util.jar.JarEntry;
import java.util.jar.JarFile;
/**
* Find classes in the classpath (reads JARs and classpath folders).
*
* @author P&aring;l Brattberg, brattberg@gmail.com
* @see http://gist.github.com/pal
*/
@SuppressWarnings("unchecked")
public class ClasspathInspector {
static boolean DEBUG = false;
public static List<String> getAllKnownClassNames() {
List<String> classNames = new ArrayList<String>();
List<File> classLocations = getClassLocationsForCurrentClasspath();
for (File file : classLocations) {
classNames.addAll(getClassNamesFromPath(file));
}
return classNames;
}
public static List<Class> getAllKnownClasses() {
List<Class> classFiles = new ArrayList<Class>();
List<File> classLocations = getClassLocationsForCurrentClasspath();
for (File file : classLocations) {
classFiles.addAll(getClassesFromPath(file));
}
return classFiles;
}
public static List<Class> getMatchingClasses(Class interfaceOrSuperclass) {
List<Class> matchingClasses = new ArrayList<Class>();
List<Class> classes = getAllKnownClasses();
log("checking %s classes", classes.size());
for (Class clazz : classes) {
if (interfaceOrSuperclass.isAssignableFrom(clazz)) {
matchingClasses.add(clazz);
log("class %s is assignable from %s", interfaceOrSuperclass, clazz);
}
}
return matchingClasses;
}
public static List<Class> getMatchingClasses(String validPackagePrefix, Class interfaceOrSuperclass) {
throw new IllegalStateException("Not yet implemented!");
}
public static List<Class> getMatchingClasses(String validPackagePrefix) {
throw new IllegalStateException("Not yet implemented!");
}
private static Collection<? extends Class> getClassesFromPath(File path) {
if (path.isDirectory()) {
return getClassesFromDirectory(path);
} else {
return getClassesFromJarFile(path);
}
}
private static Collection<String> getClassNamesFromPath(File path) {
if (path.isDirectory()) {
return getClassNamesFromDirectory(path);
} else {
return getClassNamesFromJarFile(path);
}
}
private static String fromFileToClassName(final String fileName) {
return fileName.substring(0, fileName.length() - 6).replaceAll("/|\\\\", "\\.");
}
private static List<Class> getClassesFromJarFile(File path) {
List<Class> classes = new ArrayList<Class>();
log("getClassesFromJarFile: Getting classes for " + path);
try {
if (path.canRead()) {
JarFile jar = new JarFile(path);
Enumeration<JarEntry> en = jar.entries();
while (en.hasMoreElements()) {
JarEntry entry = en.nextElement();
if (entry.getName().endsWith("class")) {
String className = fromFileToClassName(entry.getName());
log("\tgetClassesFromJarFile: found " + className);
Class claz = Class.forName(className);
classes.add(claz);
}
}
}
} catch (Exception e) {
throw new RuntimeException("Failed to read classes from jar file: " + path, e);
}
return classes;
}
private static List<String> getClassNamesFromJarFile(File path) {
List<String> classes = new ArrayList<>();
log("getClassNamesFromJarFile: Getting classes for " + path);
try {
if (path.canRead()) {
JarFile jar = new JarFile(path);
Enumeration<JarEntry> en = jar.entries();
while (en.hasMoreElements()) {
JarEntry entry = en.nextElement();
if (entry.getName().endsWith("class")) {
String className = fromFileToClassName(entry.getName());
classes.add(className);
log("\tgetClassesFromJarFile: found " + className);
}
}
}
} catch (Exception e) {
throw new RuntimeException("Failed to read classnames from jar file: " + path, e);
}
return classes;
}
private static List<Class> getClassesFromDirectory(File path) {
List<Class> classes = new ArrayList<Class>();
log("getClassesFromDirectory: Getting classes for " + path);
// get jar files from top-level directory
List<File> jarFiles = listFiles(path, new FilenameFilter() {
@Override
public boolean accept(File dir, String name) {
return name.endsWith(".jar");
}
}, false);
for (File file : jarFiles) {
classes.addAll(getClassesFromJarFile(file));
}
// get all class-files
List<File> classFiles = listFiles(path, new FilenameFilter() {
@Override
public boolean accept(File dir, String name) {
return name.endsWith(".class");
}
}, true);
// List<URL> urlList = new ArrayList<URL>();
// List<String> classNameList = new ArrayList<String>();
int substringBeginIndex = path.getAbsolutePath().length() + 1;
for (File classfile : classFiles) {
String className = classfile.getAbsolutePath().substring(substringBeginIndex);
className = fromFileToClassName(className);
log("Found class %s in path %s: ", className, path);
try {
classes.add(Class.forName(className));
} catch (Throwable e) {
log("Couldn't create class %s. %s: ", className, e);
}
}
return classes;
}
private static List<String> getClassNamesFromDirectory(File path) {
List<String> classes = new ArrayList<>();
log("getClassNamesFromDirectory: Getting classes for " + path);
// get jar files from top-level directory
List<File> jarFiles = listFiles(path, new FilenameFilter() {
@Override
public boolean accept(File dir, String name) {
return name.endsWith(".jar");
}
}, false);
for (File file : jarFiles) {
classes.addAll(getClassNamesFromJarFile(file));
}
// get all class-files
List<File> classFiles = listFiles(path, new FilenameFilter() {
@Override
public boolean accept(File dir, String name) {
return name.endsWith(".class");
}
}, true);
// List<URL> urlList = new ArrayList<URL>();
// List<String> classNameList = new ArrayList<String>();
int substringBeginIndex = path.getAbsolutePath().length() + 1;
for (File classfile : classFiles) {
String className = classfile.getAbsolutePath().substring(substringBeginIndex);
className = fromFileToClassName(className);
log("Found class %s in path %s: ", className, path);
classes.add(className);
}
return classes;
}
private static List<File> listFiles(File directory, FilenameFilter filter, boolean recurse) {
List<File> files = new ArrayList<File>();
File[] entries = directory.listFiles();
// Go over entries
for (File entry : entries) {
// If there is no filter or the filter accepts the
// file / directory, add it to the list
if (filter == null || filter.accept(directory, entry.getName())) {
files.add(entry);
}
// If the file is a directory and the recurse flag
// is set, recurse into the directory
if (recurse && entry.isDirectory()) {
files.addAll(listFiles(entry, filter, recurse));
}
}
// Return collection of files
return files;
}
public static List<File> getClassLocationsForCurrentClasspath() {
List<File> urls = new ArrayList<File>();
String javaClassPath = System.getProperty("java.class.path");
if (javaClassPath != null) {
for (String path : javaClassPath.split(File.pathSeparator)) {
urls.add(new File(path));
}
}
return urls;
}
// todo: this is only partial, probably
public static URL normalize(URL url) throws MalformedURLException {
String spec = url.getFile();
// get url base - remove everything after ".jar!/??" , if exists
final int i = spec.indexOf("!/");
if (i != -1) {
spec = spec.substring(0, spec.indexOf("!/"));
}
// uppercase windows drive
url = new URL(url, spec);
final String file = url.getFile();
final int i1 = file.indexOf(':');
if (i1 != -1) {
String drive = file.substring(i1 - 1, 2).toUpperCase();
url = new URL(url, file.substring(0, i1 - 1) + drive + file.substring(i1));
}
return url;
}
private static void log(String pattern, final Object... args) {
if (DEBUG)
System.out.printf(pattern + "\n", args);
}
public static void main(String[] args) {
// find all classes in classpath
List<Class> allClasses = ClasspathInspector.getAllKnownClasses();
System.out.printf("There are %s classes available in the classpath\n", allClasses.size());
// find all classes that implement/subclass an interface/superclass
List<Class> serializableClasses = ClasspathInspector.getMatchingClasses(Serializable.class);
for (Class clazz : serializableClasses) {
System.out.printf("%s is Serializable\n", clazz);
}
}
}

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#BlueJ package file
dependency1.from=BluejTest
dependency1.to=ClasspathInspector
dependency1.type=UsesDependency
editor.fx.0.height=0
editor.fx.0.width=0
editor.fx.0.x=0
editor.fx.0.y=0
objectbench.height=94
objectbench.width=776
package.divider.horizontal=0.6
package.divider.vertical=0.8305369127516778
package.editor.height=488
package.editor.width=661
package.editor.x=374
package.editor.y=158
package.frame.height=660
package.frame.width=800
package.numDependencies=1
package.numTargets=2
package.showExtends=true
package.showUses=true
project.charset=UTF-8
readme.height=60
readme.name=@README
readme.width=48
readme.x=10
readme.y=10
target1.height=70
target1.name=BluejTest
target1.showInterface=false
target1.type=ClassTarget
target1.width=120
target1.x=70
target1.y=10
target2.height=70
target2.name=ClasspathInspector
target2.showInterface=false
target2.type=ClassTarget
target2.width=130
target2.x=380
target2.y=30

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package schule.ngb.zm;
import org.junit.jupiter.api.Test;
import static org.junit.jupiter.api.Assertions.*;
class ColorTest {
@Test
void testEquals() {
Color c1 = new Color(254, 98, 12);
Color c2 = new Color(254, 98, 12);
assertNotSame(c1, c2);
assertEquals(c1, c2);
assertEquals(c1, c1);
c2 = new Color(c1);
assertNotSame(c1, c2);
assertEquals(c1, c2);
assertEquals(Color.YELLOW, java.awt.Color.YELLOW);
assertNotEquals(java.awt.Color.YELLOW, Color.YELLOW);
}
@Test
void construct() {
Color c;
// Empty color is white
c = new Color();
assertEquals(c, Color.BLACK);
// One arg is shade of gray
c = new Color(255);
assertEquals(c, Color.WHITE);
c = new Color(0);
assertEquals(c, Color.BLACK);
c = new Color(64);
assertEquals(c, Color.DARKGRAY);
c = new Color(192);
assertEquals(c, Color.LIGHTGRAY);
// RGB colors
c = new Color(0,0,0);
assertEquals(c, Color.BLACK);
c = new Color(255,0,0);
assertEquals(c, Color.RED);
c = new Color(0,255,0);
assertEquals(c, Color.GREEN);
c = new Color(0,0,255);
assertEquals(c, Color.BLUE);
// From java.awt.Color
c = new Color(java.awt.Color.YELLOW);
assertEquals(c, Color.YELLOW);
}
@Test
void getRGBColor() {
Color c1 = Color.getRGBColor(0xFFFF0000);
assertEquals(Color.RED, c1);
}
@Test
void getHSBColor() {
}
@Test
void getHSLColor() {
}
@Test
void parseHexcode() {
}
@Test
void morph() {
}
@Test
void RGBtoHSL() {
}
@Test
void HSLtoRGB() {
}
@Test
void testHSLtoRGB() {
}
@Test
void copy() {
}
@Test
void getRGBA() {
assertEquals(java.awt.Color.YELLOW.getRGB(), Color.YELLOW.getRGBA());
}
@Test
void getRed() {
}
@Test
void getGreen() {
}
@Test
void getBlue() {
}
@Test
void getAlpha() {
}
@Test
void getColor() {
assertEquals(java.awt.Color.YELLOW, Color.YELLOW.getJavaColor());
assertEquals(new java.awt.Color(255, 31, 124), new Color(255, 31, 124).getJavaColor());
}
@Test
void brighter() {
}
@Test
void testBrighter() {
}
@Test
void darker() {
}
@Test
void testDarker() {
}
}

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package schule.ngb.zm;
import org.junit.jupiter.api.Test;
import static org.junit.jupiter.api.Assertions.*;
class ConstantsTest {
@Test
void min() {
}
@Test
void max() {
assertEquals(5.0, Constants.max(5.0, 0.0), 0.000001);
assertEquals(5.0, Constants.max(5.0, 4.0), 0.000001);
assertEquals(5.0, Constants.max(5.0, 5.0), 0.000001);
assertEquals(100.0, Constants.max(100.0, -100.0), 0.000001);
assertEquals(0.0, Constants.max(0.0, 0.0), 0.000001);
assertEquals(5.0, Constants.max(new double[]{ 0.0, 1.0, 2.0, 3.0, 4.0, 5.0 }), 0.000001);
assertEquals(5.0, Constants.max(new double[]{ 5.0, 5.0, 5.0, 5.0, 5.0 }), 0.000001);
assertEquals(5.0, Constants.max(new double[]{ 5.0 }), 0.000001);
assertThrows(IllegalArgumentException.class, () -> Constants.max(null));
assertThrows(IllegalArgumentException.class, () -> Constants.max(new double[]{}));
}
@Test
void abs() {
assertEquals(5.0, Constants.abs(5.0), 0.000001);
assertEquals(0.0, Constants.abs(0.0), 0.000001);
assertEquals(105.0, Constants.abs(-105.0), 0.000001);
}
@Test
void sign() {
assertEquals(1.0, Constants.sign(5.0), 0.000001);
assertEquals(0.0, Constants.sign(0.0), 0.000001);
assertEquals(-1.0, Constants.sign(-105.0), 0.000001);
}
@Test
void morph() {
assertEquals(0.0, Constants.interpolate(0.0, 100.0, 0.0), 0.000001);
assertEquals(10.0, Constants.interpolate(0.0, 100.0, 0.1), 0.000001);
assertEquals(50.0, Constants.interpolate(0.0, 100.0, 0.5), 0.000001);
assertEquals(100.0, Constants.interpolate(0.0, 100.0, 1.0), 0.000001);
assertEquals(-100.0, Constants.interpolate(-100.0, 100.0, 0.0), 0.000001);
assertEquals(0.0, Constants.interpolate(-100.0, 100.0, 0.5), 0.000001);
assertEquals(100.0, Constants.interpolate(-100.0, 100.0, 1.0), 0.000001);
}
@Test
void limit() {
assertEquals(4, Constants.limit(4, 1, 5));
assertEquals(1, Constants.limit(0, 1, 5));
assertEquals(5, Constants.limit(6, 1, 5));
assertEquals(1, Constants.limit(-6, 1, 5));
assertEquals(-6, Constants.limit(-6, -10, 5));
assertEquals(-10, Constants.limit(-15, -10, 5));
assertEquals(-10, Constants.limit(-10, -10, 5));
assertEquals(4.0, Constants.limit(4, 1, 5), 0.000001);
assertEquals(1.3, Constants.limit(0, 1.3, 5), 0.000001);
assertEquals(5.0, Constants.limit(6, 1, 5), 0.000001);
assertEquals(1.2, Constants.limit(-6, 1.2, 5), 0.000001);
assertEquals(-6.0, Constants.limit(-6, -10, 5), 0.000001);
assertEquals(-10.0, Constants.limit(-15, -10, 5), 0.000001);
assertEquals(-10.3, Constants.limit(-10.3, -10.3, 5), 0.000001);
}
@Test
void b() {
assertTrue(Constants.getBool(true));
assertFalse(Constants.getBool(false));
assertTrue(Constants.getBool(1));
assertFalse(Constants.getBool(0));
assertTrue(Constants.getBool(4.0));
assertFalse(Constants.getBool(0.0));
assertTrue(Constants.getBool(4.0f));
assertFalse(Constants.getBool(0.0f));
assertTrue(Constants.getBool(4L));
assertFalse(Constants.getBool(0L));
assertTrue(Constants.getBool("true"));
assertTrue(Constants.getBool("True"));
assertFalse(Constants.getBool("1"));
assertFalse(Constants.getBool("false"));
assertFalse(Constants.getBool("yes"));
assertFalse(Constants.getBool("no"));
}
@Test
void randomBool() {
float t = 0f, f = 0f;
for( int i = 0; i < 100000; i++ ) {
if( Constants.randomBool() ) {
t++;
} else {
f++;
}
}
assertEquals(.5f, Math.abs(t/(t+f)), .01f);
t = 0f;
f = 0f;
for( int i = 0; i < 100000; i++ ) {
if( Constants.randomBool(.2) ) {
t++;
} else {
f++;
}
}
assertEquals(.2f, Math.abs(t/(t+f)), .01f);
t = 0f;
f = 0f;
for( int i = 0; i < 100000; i++ ) {
if( Constants.randomBool(80) ) {
t++;
} else {
f++;
}
}
assertEquals(.8f, Math.abs(t/(t+f)), .01f);
}
}

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package schule.ngb.zm;
import org.junit.jupiter.api.Test;
import static org.junit.jupiter.api.Assertions.*;
import static schule.ngb.zm.Options.Direction.*;
class OptionsTest {
@Test
void testDirections() {
assertTrue(NORTH.in(NORTH));
assertTrue(NORTH.in(NORTHEAST));
assertTrue(EAST.in(NORTHEAST));
assertTrue(NORTH.in(NORTHWEST));
assertTrue(WEST.in(NORTHWEST));
assertFalse(NORTH.in(SOUTH));
assertFalse(NORTH.in(EAST));
assertFalse(NORTH.in(WEST));
assertFalse(NORTH.in(SOUTHWEST));
assertFalse(NORTH.in(SOUTHEAST));
assertFalse(NORTHEAST.in(NORTH));
assertFalse(NORTHEAST.in(SOUTH));
assertFalse(NORTHEAST.in(NORTHWEST));
assertTrue(NORTHEAST.in(NORTHEAST));
assertTrue(SOUTH.contains(SOUTH));
assertFalse(SOUTH.contains(NORTH));
assertFalse(SOUTH.contains(EAST));
assertFalse(SOUTH.contains(WEST));
assertFalse(SOUTH.contains(NORTHWEST));
assertFalse(SOUTH.contains(SOUTHWEST));
assertFalse(SOUTH.contains(SOUTHEAST));
assertTrue(SOUTHEAST.contains(SOUTH));
assertTrue(SOUTHEAST.contains(EAST));
assertTrue(SOUTHWEST.contains(SOUTH));
assertTrue(SOUTHWEST.contains(WEST));
assertFalse(SOUTHWEST.contains(NORTH));
assertFalse(SOUTHWEST.contains(SOUTHEAST));
assertTrue(SOUTHWEST.contains(SOUTHWEST));
assertFalse(SOUTHWEST.contains(EAST));
assertFalse(SOUTHWEST.contains(NORTHWEST));
}
}

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package schule.ngb.zm;
import schule.ngb.zm.formen.Form;
import schule.ngb.zm.formen.Rechteck;
import schule.ngb.zm.shapes.Rectangle;
import java.awt.*;
import java.awt.geom.Rectangle2D;
public class TestAttraction extends Zeichenfenster {
public class TestAttraction extends Zeichenmaschine {
public static void main(String[] args) {
new TestAttraction();
}
@Override
public void einstellungen() {
public void settings() {
setSize(800, 600);
setTitel("My test Window");
setTitle("My test Window");
//setFramesPerSecond(5);
s2dl = new Shape2DEbene();
hinzu(s2dl);
s2dl = new Shape2DLayer();
addLayer(s2dl);
}
Shape2DEbene s2dl;
Shape2DLayer s2dl;
Vektor posA, posB, velB, posC, velC;
Vector posA, posB, velB, posC, velC;
double massA = 500, massB = 1, massC = 4.3, G = 5.0;
Rechteck recht;
Rectangle recht;
@Override
public void vorbereiten() {
public void setup() {
//zeichnung.hide();
zeichnung.clear(200);
posA = new Vektor(0, 0);
posB = new Vektor(-100, -100);
velB = new Vektor(10, -10);
posC = new Vektor(200, 100);
velC = new Vektor(1, 14);
drawing.clear(200);
posA = new Vector(0, 0);
posB = new Vector(-100, -100);
velB = new Vector(10, -10);
posC = new Vector(200, 100);
velC = new Vector(1, 14);
zeichnung.translate(breite /2, hoehe /2);
zeichnung.shear(0.1, 0.5);
drawing.translate(width /2, height /2);
drawing.shear(0.1, 0.5);
recht = new Rechteck(50, 50, 150, 75);
recht.setFuellfarbe(200);
recht.setKonturFarbe(255, 0, 64);
recht.setKonturDicke(2.5);
recht.setKonturArt(Form.GESTRICHELT);
formen.anzeigen(recht);
recht = new Rectangle(50, 50, 150, 75);
recht.setFillColor(200);
recht.setStrokeColor(255, 0, 64);
recht.setStrokeWeight(2.5);
recht.setStrokeType(DASHED);
shapes.add(recht);
zeichnung.verstecken();
drawing.hide();
//schule.ngb.zm.formen.verstecken();
s2dl.setColor(64,200,128);
s2dl.setFillColor(64,200,128);
s2dl.add(new Rectangle2D.Double(100, 100, 120, 80));
}
public void zeichnen() {
zeichnung.setStrokeColor(255);
zeichnung.setStrokeWeight(4.0);
zeichnung.setKonturArt(GESTRICHELT);
zeichnung.clear(33, 33, 33, 100);
public void draw() {
drawing.setStrokeColor(255);
drawing.setStrokeWeight(4.0);
drawing.setStrokeType(DASHED);
drawing.clear(33, 33, 33, 100);
zeichnung.setColor(Color.ORANGE);
zeichnung.pie(posA.x, posA.y, 80, 30, 60);
zeichnung.setColor(Color.YELLOW);
zeichnung.circle(posA.x, posA.y, 60);
drawing.setFillColor(Color.ORANGE);
drawing.pie(posA.x, posA.y, 80, 30, 60);
drawing.setFillColor(Color.YELLOW);
drawing.circle(posA.x, posA.y, 60);
Vektor acc = acceleration(posA, posB, massA, massB);
velB.addieren(acc);
posB.addieren(velB);
Vector acc = acceleration(posA, posB, massA, massB);
velB.add(acc);
posB.add(velB);
zeichnung.setColor(Color.BLUE);
zeichnung.circle(posB.x, posB.y, 20);
drawing.setFillColor(Color.BLUE);
drawing.circle(posB.x, posB.y, 20);
acc = acceleration(posA, posC, massA, massC);
velC.addieren(acc);
posC.addieren(velC);
velC.add(acc);
posC.add(velC);
zeichnung.setColor(Color.GREEN);
zeichnung.circle(posC.x, posC.y, 20);
drawing.setFillColor(Color.GREEN);
drawing.circle(posC.x, posC.y, 20);
zeichnung.rotate(1);
drawing.rotate(1);
formen.leeren();
shapes.clear();
double x = recht.getX();
x = (x+100*delta)% breite;
x = (x+100*delta)% width;
recht.setX(x);
}
Vektor acceleration(Vektor a, Vektor b, double ma, double mb ) {
Vektor acc = Vektor.subtrahieren(a, b);
double draw = (G*ma*mb)/acc.laengeQuad();
acc.setLaenge(draw*delta);
acc.beschraenken(3, 30);
Vector acceleration( Vector a, Vector b, double ma, double mb ) {
Vector acc = Vector.sub(a, b);
double draw = (G*ma*mb)/acc.lengthSq();
acc.setLength(draw*delta);
acc.limit(3, 30);
return acc;
}
public void mouseDragged() {
zeichnung.translate(mausX - lmausX, mausY - lmausY);
drawing.translate(mouseX - pmouseX, mouseY - pmouseY);
}
boolean zoom = true;
public void mouseClicked() {
//canvas.translateToCanvas(mouseX-width/2.0, mouseY-height/2.0);
if( zoom ) {
zeichnung.scale(2.0);
drawing.scale(2.0);
} else {
zeichnung.scale(.5);
drawing.scale(.5);
}
zoom = !zoom;
}

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package schule.ngb.zm;
import org.junit.Test;
import static org.junit.Assert.*;
public class TestColor {
@Test
public void colors() {
Color c;
c = new Color();
assertEquals(0, c.getRed());
assertEquals(0, c.getGreen());
assertEquals(0, c.getBlue());
assertEquals(255, c.getAlpha());
c = Color.BLUE;
assertEquals(0, c.getRed());
assertEquals(0, c.getGreen());
assertEquals(255, c.getBlue());
assertEquals(255, c.getAlpha());
c = new Color(50, 133, 64, 33);
assertEquals(50, c.getRed());
assertEquals(133, c.getGreen());
assertEquals(64, c.getBlue());
assertEquals(33, c.getAlpha());
c = new Color(255, 0, 0);
assertEquals(Color.RED, c);
c = new Color(33, 50);
assertEquals(33, c.getRed());
assertEquals(33, c.getGreen());
assertEquals(33, c.getBlue());
assertEquals(50, c.getAlpha());
}
@Test
public void parseColors() {
Color c;
c = Color.getRGBColor(0x00FF00FF);
assertEquals(0x00FF00FF, c.getRGBA());
assertEquals(255, c.getRed());
assertEquals(0, c.getGreen());
assertEquals(255, c.getBlue());
assertEquals(0, c.getAlpha());
c = Color.getRGBColor(0x33FF3333);
assertEquals(0x33FF3333, c.getRGBA());
assertEquals(255, c.getRed());
assertEquals(51, c.getGreen());
assertEquals(51, c.getBlue());
assertEquals(51, c.getAlpha());
c = Color.parseHexcode("FF00FF");
assertEquals(0xFFFF00FF, c.getRGBA());
assertEquals(255, c.getRed());
assertEquals(0, c.getGreen());
assertEquals(255, c.getBlue());
assertEquals(255, c.getAlpha());
c = Color.parseHexcode("#FF00FF00");
assertEquals(0x00FF00FF, c.getRGBA());
assertEquals(255, c.getRed());
assertEquals(0, c.getGreen());
assertEquals(255, c.getBlue());
assertEquals(0, c.getAlpha());
c = Color.parseHexcode("#333");
assertEquals(0xFF333333, c.getRGBA());
assertEquals(51, c.getRed());
assertEquals(51, c.getGreen());
assertEquals(51, c.getBlue());
assertEquals(255, c.getAlpha());
c = Color.parseHexcode("#33FF0033");
assertEquals(0x3333FF00, c.getRGBA());
assertEquals(51, c.getRed());
assertEquals(255, c.getGreen());
assertEquals(0, c.getBlue());
assertEquals(51, c.getAlpha());
}
@Test
public void hsl() {
Color c;
float[] hsl;
c = Color.RED;
hsl = Color.RGBtoHSL(c.getRGBA(), null);
assertArrayEquals(new float[]{0f,1f,.5f}, hsl, 0.0001f);
c = new Color(255, 33, 64);
hsl = Color.RGBtoHSL(c.getRGBA(), null);
assertEquals(352, hsl[0], 1.0f);
assertEquals(1.0f, hsl[1], .0001f);
assertEquals(.5647f, hsl[2], .0001f);
}
public static void main( String[] args ) {
new ColorPalette();
}
static class ColorPalette extends Zeichenmaschine {
public static final int SIZE = 10, COLORS = 16;
public void setup() {
setSize(SIZE*COLORS, SIZE*COLORS);
setTitle("Colors");
drawing.noStroke();
drawing.setAnchor(NORTHWEST);
int steps = (int) (255.0/COLORS);
Color c;
for( int i = 0; i < COLORS; i++ ) {
for( int j = 0; j < COLORS; j++ ) {
c = new Color(i * steps, j * steps, (i+j)/2 * steps);
drawing.setFillColor(c);
drawing.rect(i*SIZE, j*SIZE, SIZE, SIZE);
}
}
}
public void draw() {
Color c = Color.HGGREEN;
drawing.setFillColor(c);
drawing.rect(0, 0, width/2, height);
for( int p = 10; p < 100; p += 10 ) {
drawing.setFillColor(c.brighter(p));
drawing.rect(width / 2, 0, width / 2, height / 2);
drawing.setFillColor(c.darker(p));
drawing.rect(width / 2, height / 2, width / 2, height / 2);
delay(1000);
}
}
}
}

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package schule.ngb.zm;
public class TestDrawing extends Zeichenmaschine {
private final double w = 100, h = 50;
private double xa = 50, ya = 50;
private double x2 = 200, y2 = 50;
int frames = 0;
long start = 0;
public static void main( String[] args ) {
new TestDrawing();
}
@Override
public void setup() {
drawing.setFont("AvenirNext-Medium", 14);
drawing.setAnchor(NORTHWEST);
start = System.currentTimeMillis();
}
@Override
public void update( double delta ) {
ya = (ya+1)%350;
}
@Override
public void draw() {
long ms = System.currentTimeMillis();
drawing.clear();
// x2 = mouseX;
// y2 = mouseY;
drawing.resetStroke();
drawing.rect(xa, ya, w, h);
//drawing.image("WitchCraftIcons_122_t.PNG", width/2, height/2, .5, CENTER);
for( int i = 0; i < 4; i++ ) {
//delay(1000);
drawing.resetStroke();
drawing.rect(x2 + i*10, y2 + i * 75, w, h);
connect(xa + w, ya + h / 2.0, x2 + i*10, y2 + i * 75 + h / 2.0);
drawing.text("Rect " + i, x2 + i*10 + w / 2.0, y2 + i * 75 + h / 2.0, CENTER);
}
if( (System.currentTimeMillis()-start) >= 1000 ) {
System.out.printf("FPS: %d\n", frames);
frames = 0;
start = System.currentTimeMillis();
} else {
frames += 1;
}
}
private void connect( double x1, double y1, double x2, double y2 ) {
double midx = (x1 + x2) / 2.0;
drawing.setStrokeType(DASHED);
drawing.setStrokeWeight(2.4);
drawing.curve(x1, y1, midx, y1, midx, y2, x2, y2);
//drawing.curve(x1, y1, x2, y1, x1, y2, x2, y2);
}
}

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@@ -1,65 +0,0 @@
package schule.ngb.zm;
import schule.ngb.zm.formen.*;
import java.awt.*;
import java.awt.geom.Point2D;
import java.util.Random;
public class TestFormen extends Zeichenfenster {
public static void main( String[] args ) {
new TestFormen();
}
Kurve k;
@Override
public void vorbereiten() {
setSize(400, 400);
k = new Kurve(50, 50, 100, 50, 100, 100,150, 100);
//formen.anzeigen(new Kurve(50, 50, 100, 50, 150, 100));
formen.anzeigen(k);
k.verschiebeNach(200, 200);
k.skalieren(1.1);
showDot(k.getStartpunkt());
showDot(k.getKontrollpunkt1());
showDot(k.getKontrollpunkt2());
showDot(k.getEndpunkt());
}
@Override
public void aktualisieren( double delta ) {
}
@Override
public void zeichnen() {
formen.leeren();
}
private void showDot( Point2D p ) {
showDot(p.getX(), p.getY(), randomColor());
}
private void showDot( double x, double y, Color clr ) {
Punkt p = new Punkt(x, y);
p.setFuellfarbe(clr);
p.setKonturFarbe(clr);
formen.anzeigen(p);
}
Random rand = new Random();
private Color randomColor() {
return new Color(
rand.nextInt(256),
rand.nextInt(256),
rand.nextInt(256),
128
);
}
}

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package schule.ngb.zm;
import schule.ngb.zm.shapes.*;
import java.awt.geom.Point2D;
public class TestInput extends Zeichenmaschine {
public static void main( String[] args ) {
new TestInput();
}
private Text text;
@Override
public void setup() {
//setFramesPerSecond(5);
shapes.add(new Point(200, 200));
shapes.add(new Point(200, 200));
shapes.getShape(0).setFillColor(GREEN);
shapes.getShape(1).setFillColor(PINK);
text = new Text(10, 42, "");
text.setFontsize(32);
text.setAnchor(NORTHWEST);
shapes.add(text);
}
@Override
public void update( double delta ) {
shapes.getShape(0).moveTo(mouseX, mouseY);
shapes.getShape(1).moveTo(pmouseX, pmouseY);
}
@Override
public void draw() {
drawing.line(pmouseX, pmouseY, mouseX, mouseY);
}
public void keyPressed() {
text.setText(""+key);
}
}

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package schule.ngb.zm;
import schule.ngb.zm.shapes.*;
import schule.ngb.zm.shapes.Point;
import schule.ngb.zm.shapes.Polygon;
import schule.ngb.zm.shapes.Rectangle;
import schule.ngb.zm.shapes.Shape;
import java.awt.geom.Point2D;
import java.util.Random;
public class TestShapes extends Zeichenmaschine {
public static void main( String[] args ) {
new TestShapes();
}
@Override
public void setup() {
setSize(400, 400);
//createShapes();
//add(new Triangle(200, 150, 150, 250, 250, 250));
add(new Rectangle(200, 200, 200, 100));
shapes.getShape(0).setAnchor(CENTER);
}
public void createShapes() {
add(new Rectangle(20, 10, 40, 20));
add(new Ellipse(40, 50, 40, 20));
add(new Circle(40, 80, 10));
add(new Line(40, 100, 100, 40));
add(new Arrow(200, 200, 105, 45));
shapes.add(new Point(200, 200));
add(new Rhombus(40, 200, 50, 120));
add(new Kite(40, 200, 50, 120, .75));
add(new Kite(40, 200, 50, 120, .25));
add(new RoundedRectangle(20, 300, 100, 60, 30));
add(new Arc(200, 200, 60, 90, 120));
add(new Polygon(250, 40, 300, 55, 321, 83, 200, 300));
shapes.add(new Point(250, 40));
shapes.add(new Point(300, 55));
shapes.add(new Point(321, 83));
shapes.add(new Point(200, 300));
add(new Triangle(300, 55, 355, 75, 345, 25));
add(new Quad(300, 55, 355, 75, 345, 25, 300, 10));
add(new Curve(50, 50, 350, 50, 350, 350));
add(new Curve(50, 50, 50, 350, 350, 50, 350, 350));
shapes.add(new Picture(300, 300, "WitchCraftIcons_122_t.PNG"));
add(new Text(200, 40, "Shapes 😊"));
}
@Override
public void update( double delta ) {
//shapes.getShape(Triangle.class).rotate(2);
shapes.getShape(0).rotate(200, 250,2);
}
@Override
public void mouseClicked() {
for( Shape s : shapes.getShapes() ) {
randomizeShape(s);
//s.move(10, 10);
}
}
private void add( Shape s ) {
shapes.add(randomizeShape(s));
}
private Shape randomizeShape( Shape s ) {
if( !(s instanceof Arc) && !(s instanceof Curve) && !(s instanceof Line) && !(s instanceof Arrow) ) {
s.setFillColor(randomColor());
}
s.setStrokeColor(randomColor());
s.setStrokeWeight(random(.75, 2.25));
if( randomBool(20) ) {
s.setStrokeType(DASHED);
} else {
s.setStrokeType(SOLID);
}
//s.moveTo(random(20, 380), random(20, 380));
return s;
}
private void showDot( Point2D p ) {
showDot(p.getX(), p.getY(), randomColor());
}
private void showDot( double x, double y, Color clr ) {
Point p = new Point(x, y);
p.setFillColor(clr);
p.setStrokeColor(clr);
shapes.add(p);
}
}

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package schule.ngb.zm;
import schule.ngb.zm.turtle.TurtleLayer;
import schule.ngb.zm.turtle.TurtleLayer.Turtle;
public class TestTurtle extends Zeichenmaschine {
public static void main( String[] args ) {
new TestTurtle();
}
TurtleLayer turtle;
TurtleLayer.Turtle t1, t2;
public void setup() {
turtle = new TurtleLayer();
addLayer(turtle);
t1 = turtle.getTurtle();
t2 = turtle.newTurtle();
t1.setStrokeWeight(2.0);
t2.setStrokeWeight(1.4);
t1.setFillColor(244, 64, 22);
t2.setFillColor(33, 64, 255);
}
@Override
public void update( double delta ) {
//t1.right(1);
t1.penUp();
t1.moveTo(100, 100);
t1.penDown();
t2.penUp();
t2.moveTo(200, 200);
t2.penDown();
}
public void draw() {
turtle.clear();
star(5, 80, 40, t1);
star(5, 80, 40, t2);
}
void star( int corners, int size ) {
star(5, size, 40, t1);
}
void star( int corners, int size, int angle, Turtle t ) {
int angle2 = (180 - (360/corners) - angle) / 2;
t.penUp();
t.left();
t.fd(size*1.25);
t.right();
t.penDown();
for( int i = 0; i < corners; i++ ) {
t.right(360/corners);
t.right(angle2);
t.fd(size);
t.left(2*angle2);
t.fd(size);
t.right(angle2);
}
t.fill();
t.penUp();
t.right();
t.fd(size*1.25);
t.left();
t.penDown();
}
}

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package schule.ngb.zm;
import org.junit.Test;
import java.awt.geom.Point2D;
import static org.junit.Assert.*;
public class TestVector {
@Test
public void testInit() {
Vector vec;
vec = new Vector();
assertEquals(0.0, vec.x, 0.0);
assertEquals(0.0, vec.y, 0.0);
vec = new Vector(4.5, 5.1);
assertEquals(4.5, vec.x, 0.0);
assertEquals(5.1, vec.y, 0.0);
vec = new Vector(vec);
assertEquals(4.5, vec.x, 0.0);
assertEquals(5.1, vec.y, 0.0);
vec = new Vector(Double.MAX_VALUE, Double.MIN_VALUE);
assertEquals(Double.MAX_VALUE, vec.x, 0.0);
assertEquals(Double.MIN_VALUE, vec.y, 0.0);
vec = new Vector(new Point2D.Double(7.2, 3.5677));
assertEquals(7.2, vec.x, 0.0);
assertEquals(3.5677, vec.y, 0.0);
vec = new Vector(new Point2D.Float(7.2f, 3.5677f));
assertEquals(7.2, vec.x, 0.0001);
assertEquals(3.5677, vec.y, 0.0001);
vec.set(new Vector(5.1, 8.9));
assertEquals(5.1, vec.x, 0.0001);
assertEquals(8.9, vec.y, 0.0001);
Vector vec2 = vec.copy();
assertNotSame(vec, vec2);
assertEquals(vec, vec2);
assertEquals(5.1, vec2.x, 0.0001);
assertEquals(8.9, vec2.y, 0.0001);
assertEquals(vec, vec.set(100, 100));
assertEquals(200, vec.set(200, 200).x, 0.0001);
assertEquals(8.9, vec.set(vec2).y, 0.0001);
for( int i = 0; i < 50; i++ ) {
vec = Vector.random();
assertTrue(vec.x >= 0);
assertTrue(vec.y >= 0);
assertTrue(vec.x < 100);
assertTrue(vec.y < 100);
}
for( int i = 1; i < 50; i++ ) {
vec = Vector.random(0, i*10);
assertTrue(vec.x >= 0);
assertTrue(vec.y >= 0);
assertTrue(vec.x < i*10);
assertTrue(vec.y < i*10);
}
for( int i = 1; i < 50; i++ ) {
vec = Vector.random(0, i*10, (i+1)*10, (i+2)*10);
assertTrue(vec.x >= 0);
assertTrue(vec.y >= (i+1)*10);
assertTrue(vec.x < i*10);
assertTrue(vec.y < (i+2)*10);
}
}
@Test
public void testMath() {
Vector vec1, vec2;
vec1 = new Vector(100, 0);
vec1.scale(0.0);
vec2 = new Vector(0, 0);
assertEquals(vec2, vec1);
vec1.add(100, 50);
assertEquals(100, vec1.x, 0.0);
assertEquals(50, vec1.y, 0.0);
vec2.sub(50, 100);
assertEquals(-50, vec2.x, 0.0);
assertEquals(-100, vec2.y, 0.0);
vec2.scale(1.5);
assertEquals(-75, vec2.x, 0.0001);
assertEquals(-150, vec2.y, 0.0001);
assertEquals(100, vec1.set(100,0).length(), 0.0001);
assertEquals(10000, vec1.lengthSq(), 0.0001);
assertEquals(Math.sqrt(50*50 + 60*60), vec1.set(50,60).length(), 0.0001);
assertEquals(1.0, vec1.set(100,0).normalize().length(), 0.0001);
assertEquals(1.0, Vector.random().normalize().length(), 0.0001);
}
@Test
public void testStaticMath() {
}
}

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package schule.ngb.zm;
import org.junit.jupiter.api.Test;
import static org.junit.jupiter.api.Assertions.*;
class VectorTest {
@Test
void setLength() {
Vector vec = new Vector(2.0, 5.4);
Vector vec2 = Vector.setLength(vec, 10);
assertEquals(10.0, vec2.length(), 0.00001);
Vector vec3 = Vector.setLength(vec, -10);
assertEquals(10.0, vec3.length(), 0.00001);
}
@Test
void normalize() {
Vector vec = new Vector(4.0, 3.0);
assertEquals(5.0, vec.length(), 0.00001);
Vector vec2 = vec.normalize();
assertSame(vec, vec2);
assertEquals(1.0, vec.length(), 0.00001);
}
@Test
void add() {
}
@Test
void sub() {
}
@Test
void scale() {
Vector vec = new Vector(4.0, 3.0);
assertEquals(5.0, vec.length(), 0.00001);
Vector vec2 = vec.scale(10.0);
assertSame(vec, vec2);
assertEquals(50.0, vec.length(), 0.00001);
vec2.scale(-10.0);
assertEquals(500.0, vec.length(), 0.00001);
assertEquals(-400.0, vec.x, 0.00001);
assertEquals(-300.0, vec.y, 0.00001);
}
@Test
void div() {
}
@Test
void dist() {
}
@Test
void dot() {
}
@Test
void cross() {
}
@Test
void rotate() {
}
@Test
void morph() {
}
@Test
void copy() {
}
@Test
void set() {
}
@Test
void testSet() {
}
@Test
void testSet1() {
}
@Test
void setX() {
}
@Test
void setY() {
}
@Test
void getPunkt() {
}
@Test
void len() {
Vector vec = new Vector(4.0, 3.0);
assertEquals(5.0, vec.length(), 0.00001);
vec = new Vector(1.0, 0.0);
assertEquals(1.0, vec.length(), 0.00001);
}
@Test
void lenSq() {
Vector vec = new Vector(4.0, 3.0);
assertEquals(25.0, vec.lengthSq(), 0.00001);
vec = new Vector(1.0, 0.0);
assertEquals(1.0, vec.lengthSq(), 0.00001);
}
@Test
void setLen() {
Vector vec = new Vector(2.0, 5.4);
Vector vec2 = vec.setLength(10);
assertEquals(10.0, vec.length(), 0.00001);
assertSame(vec, vec2);
vec.setLength(-10);
assertEquals(10.0, vec.length(), 0.00001);
}
@Test
void testNormalize() {
}
@Test
void testAdd() {
}
@Test
void testAdd1() {
}
@Test
void testSub() {
}
@Test
void testSub1() {
}
@Test
void testScale() {
}
@Test
void testDiv() {
}
@Test
void testDist() {
}
@Test
void testDot() {
}
@Test
void testDot1() {
}
@Test
void testCross() {
}
@Test
void limit() {
}
@Test
void testLimit() {
}
@Test
void angle() {
}
@Test
void testRotate() {
}
@Test
void testMorph() {
}
}