205 lines
5.8 KiB
Java
205 lines
5.8 KiB
Java
package Presenter;
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import Model.Arrangement;
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import Model.Coordinates;
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import View.MainFrame;
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import java.util.Collections;
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import java.util.LinkedList;
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import java.util.List;
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/**
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* Implementierung verschiedener Algorithmen zur Berechnung von Ausgleichsgeraden.
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*
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* @Author: Armin Wolf
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* @Email: a_wolf28@uni-muenster.de
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* @Date: 28.05.2017.
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*/
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public class Presenter {
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private Arrangement model;
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private MainFrame view;
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private Double max;
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private Double min;
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public Presenter(Arrangement model, MainFrame view) {
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this.model = model;
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this.view = view;
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Double[] x = {1d, 2d, 3d, 4d, 10d, 12d, 18d};
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Double[] y = {9d, 15d, 19d, 20d, 45d, 55d, 78d};
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// Float[] x = {18f,24f,30f,34f,38f};
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// Float[] y = {18f,26f,30f,40f,70f};
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// Double[] x = {1d,3d,4d,5d,8d};
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// Double[] y = {4d,2d,1d,0d,0d};
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view.logHeading("Dualen Geraden");
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for (int j = 0; j < 7; j++) {
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Coordinates p = new Coordinates(x[j], y[j]);
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view.log("f(x) = " + p.getX() + "x + " + p.getY());
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this.model.addLine(p);
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}
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calcArrangementNodes();
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//print
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List<String> heading = new LinkedList<>();
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List<List<String>> rows = new LinkedList<>();
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heading.add("X - Koordinate");
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heading.add("Y - Koordinate");
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for (Coordinates p : model.getNodes()) {
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LinkedList<String> rowEntry = new LinkedList<>();
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rowEntry.add(p.getX().toString());
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rowEntry.add(p.getY().toString());
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rows.add(rowEntry);
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}
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view.logHeading("Koordinaten der Punkte");
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view.createTable(heading, rows);
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view.logSuccess("Berechnung wurde Erfolgreich durchgeführt");
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}
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public void startArrangementVisualization() {
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view.createArrangement();
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}
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public void startScatterPlotVisualization() {
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view.createPlot();
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}
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private void convertCoordinates() {
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LinkedList<Double> xCoordinates = new LinkedList<>();
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LinkedList<Double> yCoordinates = new LinkedList<>();
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for (Coordinates point : model.getNodes()) {
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xCoordinates.add(point.getX());
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yCoordinates.add(point.getY());
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}
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Collections.sort(xCoordinates);
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Collections.sort(yCoordinates);
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double xmin, xmax;
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double ymin, ymax;
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xmin = xCoordinates.getFirst();
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xmax = xCoordinates.getLast();
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ymin = yCoordinates.getFirst();
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ymax = yCoordinates.getLast();
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// for (Coordinates p : model.getNodes()) {
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// p.setX(scale(p.getX(), xmin, xmax, 0, 700));
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// p.setY(scale(p.getY(), ymin, ymax, 0, 700));
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// }
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}
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public double scale(double x, double old_min, double old_max, double new_min, double new_max){
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double old_range = Math.abs(old_max - old_min);
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double new_range = Math.abs(new_max - new_min);
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double ret = new_min + ((x - old_min) * Math.abs(new_range / old_range));
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System.out.println("Old Range: "+old_range+"\t New Range: "+new_range+"\t ret: "+ret);
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return ret;
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}
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public Coordinates calcIntersection(Coordinates a, Coordinates b) {
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Coordinates p1;
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Coordinates p2;
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if (a.compareTo(b) > 0) {
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p1 = a;
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p2 = b;
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} else {
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p1 = b;
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p2 = a;
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}
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Double x = (p1.getY() - p2.getY()) / (p2.getX() - p1.getX());
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Double y = ((p1.getX() * p2.getY()) - (p2.getX() * p1.getY())) / (p1.getX() - p2.getX());
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return new Coordinates(x, y);
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}
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public void calcArrangementNodes() {
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Thread thread = new Thread(() -> {
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for (int i = 0; i < getLines().size(); i++) {
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for (int j = i; j < getLines().size(); j++) {
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if (i != j)
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model.addNode(calcIntersection(getLines().get(j), getLines().get(i)));
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}
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}
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convertCoordinates();
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});
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thread.start();
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try {
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thread.join();
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} catch (InterruptedException e) {
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e.printStackTrace();
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}
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}
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public LinkedList<LinkedList<Coordinates>> calcArrangementLines(){
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LinkedList<LinkedList<Coordinates>> lineCoordinates = new LinkedList<>();
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double x1 = -1000;
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double x2 = 1000;
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for (Coordinates point : model.getLines()) {
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LinkedList line = new LinkedList();
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double y1 = (point.getX() * x1 + point.getY());
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double y2 = (point.getX() * x2 + point.getY());
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line.add(new Coordinates(x1,y1));
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line.add(new Coordinates(x2,y2));
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lineCoordinates.add(line);
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}
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return lineCoordinates;
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}
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/***************************************************************************************************************************
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* Getter und Setter Methoden
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***************************************************************************************************************************/
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public Arrangement getModel() {
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return model;
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}
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public void setModel(Arrangement model) {
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this.model = model;
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}
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public MainFrame getView() {
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return view;
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}
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public void setView(MainFrame view) {
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this.view = view;
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}
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public LinkedList<Coordinates> getLines() {
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return this.model.getLines();
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}
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public void setLines(LinkedList<Coordinates> lines) {
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this.model.setLines(lines);
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}
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public Double getMax() {
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return max;
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}
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public void setMax(Double max) {
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this.max = max;
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}
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public Double getMin() {
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return min;
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}
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public void setMin(Double min) {
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this.min = min;
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}
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}
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