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package rd222dv_assign3.Chart;
import java.io.File;
import java.io.FileNotFoundException;
import javafx.application.Application;
import javafx.collections.FXCollections;
import javafx.collections.ObservableList;
import javafx.event.ActionEvent;
import javafx.event.EventHandler;
import javafx.scene.Group;
import javafx.scene.Scene;
import javafx.scene.chart.BarChart;
import javafx.scene.chart.CategoryAxis;
import javafx.scene.chart.NumberAxis;
import javafx.scene.chart.PieChart;
import javafx.scene.chart.XYChart;
import javafx.scene.chart.XYChart.Data;
import javafx.scene.chart.XYChart.Series;
import javafx.scene.control.Button;
import javafx.scene.layout.GridPane;
import javafx.stage.FileChooser;
import javafx.stage.Stage;
import rd222dv_assign3.Chart.Histogram;
public class HistogramMain extends Application {
Histogram read = new Histogram();
@Override
public void start(Stage primaryStage) {
Group group = new Group();
Button btn = new Button();
GridPane grid = new GridPane();
btn.setOnAction(new EventHandler<ActionEvent>() {
@Override
public void handle(ActionEvent event) {
FileChooser chooser = new FileChooser();
FileChooser.ExtensionFilter extension = new FileChooser.ExtensionFilter("TXT files (*.txt)", "*.txt"); //extension for .txt file
chooser.getExtensionFilters().add(extension);
File file = chooser.showOpenDialog(primaryStage);
read.setPath(file.getAbsolutePath()); //read path
try { //BarChart things taken from slides 35-36 from the javaFX 2 lecture
read.readFile();
primaryStage.setTitle("Chart");
CategoryAxis xAxis = new CategoryAxis();
NumberAxis yAxis = new NumberAxis();
BarChart<String, Number> chart = new BarChart<>(xAxis, yAxis);
chart.setTitle("Bar Chart");
Series<String, Number> values = new XYChart.Series<>();
values.setName("Integers in the Interval [1, 100]");
ObservableList<PieChart.Data> pieChartData =
FXCollections.observableArrayList(
new PieChart.Data("1 - 10", read.get1To10()),
new PieChart.Data("11 - 20", read.get11To20()),
new PieChart.Data("21 - 30", read.get21To30()),
new PieChart.Data("31 - 40", read.get31To40()),
new PieChart.Data("41 - 50", read.get41To50()),
new PieChart.Data("51 - 60", read.get51To60()),
new PieChart.Data("61 - 70", read.get61To70()),
new PieChart.Data("71 - 80", read.get71To80()),
new PieChart.Data("81 - 90", read.get81To90()),
new PieChart.Data("91 - 100", read.get91To100()),
new PieChart.Data("Other", read.getOthers()));
final PieChart pieChart = new PieChart(pieChartData);
pieChart.setTitle("Pie Chart");
//calling methods
values.getData().add(new Data<String, Number>("1 - 10", read.get1To10()));
values.getData().add(new Data<String, Number>("11 - 20", read.get11To20()));
values.getData().add(new Data<String, Number>("21 - 30", read.get21To30()));
values.getData().add(new Data<String, Number>("31 - 40", read.get31To40()));
values.getData().add(new Data<String, Number>("41 - 50", read.get41To50()));
values.getData().add(new Data<String, Number>("51 - 60", read.get51To60()));
values.getData().add(new Data<String, Number>("61 - 70", read.get61To70()));
values.getData().add(new Data<String, Number>("71 - 80", read.get71To80()));
values.getData().add(new Data<String, Number>("81 - 90", read.get81To90()));
values.getData().add(new Data<String, Number>("91 - 100", read.get91To100()));
values.getData().add(new Data<String, Number>("Other", read.getOthers()));
//Layout for chart
chart.getData().addAll(values);
grid.add(chart, 0, 0);
grid.add(pieChart, 1, 0);
Scene scene = new Scene(grid, 800, 500);
primaryStage.setScene(scene);
primaryStage.show();
}
catch (FileNotFoundException e) {
e.printStackTrace();
}
}
});
// layout with button
btn.setLayoutX(70);
btn.setLayoutY(180);
btn.setText("Select File");
group.getChildren().add(btn);
primaryStage.setScene(new Scene(group, 220, 220));
primaryStage.show();
}
public static void main(String[] args) {
launch(args);
}
} |