Ultra Geile Studenten Benutzer Oberfläche (UGSBO)
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package com.ugsbo.matrixcalc;
import javafx.fxml.FXML; import javafx.scene.control.*; import javafx.scene.text.Text; import javafx.scene.text.TextAlignment;
public class MatrixCalcController {
// Hier werden die fx:id Attribute verknuepft.
@FXML private Button multiplyButton, addButton, DetAButton, DetBButton, substractButton, transposeButton; @FXML private Text errorText, outputText; @FXML private TextArea matrixATextArea, matrixBTextArea;
/** * Konstructor is called before initialize() */ public MatrixCalcController() { // Setup of some Fields could be defined here.
}
/** * Initializes the controller class. This method is automatically called after * the fxml file has been loaded. */ @FXML public void initialize() { /** * Convert Strings to matricies, multiply them and output the result. */ multiplyButton.setOnMouseClicked((event) -> { MatrixCalcMath math = new MatrixCalcMath(); MatrixCalcIOUtils util = new MatrixCalcIOUtils();
String stringMatrixA = matrixATextArea.getText(); String stringMatrixB = matrixBTextArea.getText(); if (util.checkInput(stringMatrixA) && util.checkInput(stringMatrixB)) {
double[][] matrixA = util.stringToMatrix(stringMatrixA); double[][] matrixB = util.stringToMatrix(stringMatrixB); double[][] result = math.matrixMultiplication(matrixA, matrixB);
String DisplayableString = util.outputMatrixToOutputText(result);
outputText.setText(DisplayableString); outputText.setTextAlignment(TextAlignment.CENTER); } // System.out.println(matrixATextArea.getText());
});
transposeButton.setOnMouseClicked((event) -> { MatrixCalcMath math = new MatrixCalcMath(); MatrixCalcIOUtils util = new MatrixCalcIOUtils();
String stringMatrixA = matrixATextArea.getText(); if (util.checkInput(stringMatrixA)) {
double[][] matrixA = util.stringToMatrix(stringMatrixA); double[][] result = math.matrixTransponation(matrixA);
String DisplayableString = util.outputMatrixToOutputText(result);
outputText.setText(DisplayableString); outputText.setTextAlignment(TextAlignment.CENTER); } });
addButton.setOnMouseClicked((event) -> { MatrixCalcMath math = new MatrixCalcMath(); MatrixCalcIOUtils util = new MatrixCalcIOUtils();
String stringMatrixA = matrixATextArea.getText(); String stringMatrixB = matrixBTextArea.getText(); if (util.checkInput(stringMatrixA) && util.checkInput(stringMatrixB)) {
double[][] matrixA = util.stringToMatrix(stringMatrixA); double[][] matrixB = util.stringToMatrix(stringMatrixB); double[][] result = math.matrixAddition(matrixA, matrixB);
String DisplayableString = util.outputMatrixToOutputText(result);
outputText.setText(DisplayableString); outputText.setTextAlignment(TextAlignment.CENTER); } });
substractButton.setOnMouseClicked((event) -> { MatrixCalcMath math = new MatrixCalcMath(); MatrixCalcIOUtils util = new MatrixCalcIOUtils();
String stringMatrixA = matrixATextArea.getText(); String stringMatrixB = matrixBTextArea.getText();
boolean stop = false;
try { util.checkInput(stringMatrixA); } catch (Exception e) { stop = true;
outputText.setText(e.getMessage() + "A"); outputText.setTextAlignment(TextAlignment.CENTER); }
try { util.checkInput(stringMatrixB); } catch (Exception e) { stop = true;
outputText.setText(e.getMessage() + "B"); outputText.setTextAlignment(TextAlignment.CENTER); }
if (util.checkInput(stringMatrixA) && util.checkInput(stringMatrixB) && !stop) {
double[][] matrixA = util.stringToMatrix(stringMatrixA); double[][] matrixB = util.stringToMatrix(stringMatrixB);
try { double[][] result = math.matrixSubstraction(matrixA, matrixB);
String DisplayableString = util.outputMatrixToOutputText(result);
outputText.setText(DisplayableString); outputText.setTextAlignment(TextAlignment.CENTER); } catch (Exception e) {
outputText.setText(e.getMessage()); outputText.setTextAlignment(TextAlignment.CENTER); }
} });
DetAButton.setOnMouseClicked((event) -> { MatrixCalcMath math = new MatrixCalcMath(); MatrixCalcIOUtils util = new MatrixCalcIOUtils();
String stringMatrixA = matrixATextArea.getText();
boolean stop = false; try {
util.checkInput(stringMatrixA);
} catch (IllegalArgumentException e) { stop = true;
outputText.setText(e.getMessage()); outputText.setTextAlignment(TextAlignment.CENTER); } if (util.checkInput(stringMatrixA) && !stop) {
double[][] matrixA = util.stringToMatrix(stringMatrixA); try { double result = math.calcDeterminat(matrixA);
String DisplayableString = Double.toString(result);
outputText.setText(DisplayableString); outputText.setTextAlignment(TextAlignment.CENTER);
} catch (IllegalArgumentException e) {
outputText.setText(e.getMessage()); outputText.setTextAlignment(TextAlignment.CENTER); } } });
DetBButton.setOnMouseClicked((event) -> { MatrixCalcMath math = new MatrixCalcMath(); MatrixCalcIOUtils util = new MatrixCalcIOUtils();
String stringMatrixB = matrixBTextArea.getText(); boolean stop = false; try {
util.checkInput(stringMatrixB);
} catch (IllegalArgumentException e) { stop = true;
outputText.setText(e.getMessage()); outputText.setTextAlignment(TextAlignment.CENTER); } if (util.checkInput(stringMatrixB) && !stop) {
double[][] matrixB = util.stringToMatrix(stringMatrixB); try { double result = math.calcDeterminat(matrixB);
String DisplayableString = Double.toString(result);
outputText.setText(DisplayableString); outputText.setTextAlignment(TextAlignment.CENTER);
} catch (IllegalArgumentException e) {
outputText.setText(e.getMessage()); outputText.setTextAlignment(TextAlignment.CENTER); } } }); } }
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