2018년 3월 23일 금요일

[JavaFX] BarChart Image File Generation


1. BarChart Image File Generation


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package javafximage;

import java.io.File;
import java.io.IOException;
import java.util.ArrayList;
import java.util.List;
import javafx.application.Application;
import javafx.embed.swing.SwingFXUtils;
import javafx.scene.Scene;
import javafx.scene.chart.BarChart;
import javafx.scene.chart.CategoryAxis;
import javafx.scene.chart.NumberAxis;
import javafx.scene.chart.XYChart;
import javafx.scene.image.WritableImage;
import javafx.stage.Stage;
import javax.imageio.ImageIO;

public class JavaFxBarChart extends Application {

    WritableImage getBarChart(String title, int width, int height, List<XYChart.Series> data) {
        final CategoryAxis xAxis = new CategoryAxis();
        final NumberAxis yAxis = new NumberAxis();
        final BarChart<String,Number> chart = new BarChart<String,Number>(xAxis,yAxis);
        xAxis.setLabel("Number of Month");
        xAxis.setAnimated(false);
        xAxis.setTickLabelsVisible(true); 
        yAxis.setLabel("Values");
        yAxis.setAnimated(false);
        yAxis.setTickLabelsVisible(true); 
        chart.setTitle(title);
        chart.getData().addAll(data.toArray(new XYChart.Series[data.size()]));
        Scene scene = new Scene(chart, width, height);
        return scene.snapshot(null);
    }
    
    @Override
    public void start(Stage stage) throws Exception {
                
        List<XYChart.Series> data = new ArrayList<>();

        XYChart.Series series1 = new XYChart.Series();
        series1.setName("Data 1");
        series1.getData().add(new XYChart.Data("Jan", 23));
        series1.getData().add(new XYChart.Data("Feb", 14));
        series1.getData().add(new XYChart.Data("Mar", 15));
        series1.getData().add(new XYChart.Data("Apr", 24));
        series1.getData().add(new XYChart.Data("May", 34));
        series1.getData().add(new XYChart.Data("Jun", 36));
        series1.getData().add(new XYChart.Data("Jul", 22));
        series1.getData().add(new XYChart.Data("Aug", 45));
        series1.getData().add(new XYChart.Data("Sep", 43));
        series1.getData().add(new XYChart.Data("Oct", 17));
        series1.getData().add(new XYChart.Data("Nov", 29));
        series1.getData().add(new XYChart.Data("Dec", 25));
        data.add(series1);

        XYChart.Series series2 = new XYChart.Series();
        series2.setName("Data 2");
        series2.getData().add(new XYChart.Data("Jan", 33));
        series2.getData().add(new XYChart.Data("Feb", 34));
        series2.getData().add(new XYChart.Data("Mar", 25));
        series2.getData().add(new XYChart.Data("Apr", 44));
        series2.getData().add(new XYChart.Data("May", 39));
        series2.getData().add(new XYChart.Data("Jun", 16));
        series2.getData().add(new XYChart.Data("Jul", 55));
        series2.getData().add(new XYChart.Data("Aug", 54));
        series2.getData().add(new XYChart.Data("Sep", 48));
        series2.getData().add(new XYChart.Data("Oct", 27));
        series2.getData().add(new XYChart.Data("Nov", 37));
        series2.getData().add(new XYChart.Data("Dec", 29));
        data.add(series2);

        try {
            WritableImage image = getBarChart("Annunal Trend",640,480,data);
            ImageIO.write( SwingFXUtils.fromFXImage(image, null)
                    , "png"
                    , new File("D:/bar.png"));
        } catch (IOException e) {
            e.printStackTrace();
        }  
        System.exit(0);
    }
    
    public static void main(String[] args) {
        launch(args);
    }
}


Result: (D:/bar.png)




2. Horizontal BarChart Image File Generation


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package javafximage;

import java.io.File;
import java.io.IOException;
import java.util.ArrayList;
import java.util.List;
import javafx.application.Application;
import javafx.embed.swing.SwingFXUtils;
import javafx.scene.Scene;
import javafx.scene.chart.BarChart;
import javafx.scene.chart.CategoryAxis;
import javafx.scene.chart.NumberAxis;
import javafx.scene.chart.XYChart;
import javafx.scene.image.WritableImage;
import javafx.stage.Stage;
import javax.imageio.ImageIO;

public class JavaFxBarHorizontalChart extends Application {

    WritableImage getBarHorizontalChart(String title, int width, int height, List<XYChart.Series> data) {
        final NumberAxis xAxis = new NumberAxis();
        final CategoryAxis yAxis = new CategoryAxis();
        final BarChart<Number,String> chart = new BarChart<>(xAxis,yAxis);
        xAxis.setLabel("Number of Month");
        xAxis.setAnimated(false);
        xAxis.setTickLabelsVisible(true); 
        xAxis.setTickLabelRotation(90);
        yAxis.setLabel("Values");
        yAxis.setAnimated(false);
        yAxis.setTickLabelsVisible(true); 
        chart.setTitle(title);
        chart.getData().addAll(data.toArray(new XYChart.Series[data.size()]));
        Scene scene = new Scene(chart, width, height);
        return scene.snapshot(null);
    }
    
    @Override
    public void start(Stage stage) throws Exception {
                
        List<XYChart.Series> data = new ArrayList<>();

        XYChart.Series series1 = new XYChart.Series();
        series1.setName("Data 1");
        series1.getData().add(new XYChart.Data(23, "Jan"));
        series1.getData().add(new XYChart.Data(14, "Feb"));
        series1.getData().add(new XYChart.Data(15, "Mar"));
        series1.getData().add(new XYChart.Data(24, "Apr"));
        series1.getData().add(new XYChart.Data(34, "May"));
        series1.getData().add(new XYChart.Data(36, "Jun"));
        series1.getData().add(new XYChart.Data(22, "Jul"));
        series1.getData().add(new XYChart.Data(45, "Aug"));
        series1.getData().add(new XYChart.Data(43, "Sep"));
        series1.getData().add(new XYChart.Data(17, "Oct"));
        series1.getData().add(new XYChart.Data(29, "Nov"));
        series1.getData().add(new XYChart.Data(25, "Dec"));
        data.add(series1);

        XYChart.Series series2 = new XYChart.Series();
        series2.setName("Data 2");
        series2.getData().add(new XYChart.Data(33, "Jan"));
        series2.getData().add(new XYChart.Data(34, "Feb"));
        series2.getData().add(new XYChart.Data(25, "Mar"));
        series2.getData().add(new XYChart.Data(44, "Apr"));
        series2.getData().add(new XYChart.Data(39, "May"));
        series2.getData().add(new XYChart.Data(16, "Jun"));
        series2.getData().add(new XYChart.Data(55, "Jul"));
        series2.getData().add(new XYChart.Data(54, "Aug"));
        series2.getData().add(new XYChart.Data(48, "Sep"));
        series2.getData().add(new XYChart.Data(27, "Oct"));
        series2.getData().add(new XYChart.Data(37, "Nov"));
        series2.getData().add(new XYChart.Data(29, "Dec"));
        data.add(series2);

        try {
            WritableImage image = getBarHorizontalChart("Annunal Trend",640,480,data);
            ImageIO.write( SwingFXUtils.fromFXImage(image, null)
                    , "png"
                    , new File("D:/barhori.png"));
        } catch (IOException e) {
            e.printStackTrace();
        }  
        System.exit(0);
    }
    
    public static void main(String[] args) {
        launch(args);
    }
}


Result: (D:/barhori.png)




3. Stacked BarChart Image File Generation


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package javafximage;

import java.io.File;
import java.io.IOException;
import java.util.ArrayList;
import java.util.List;
import javafx.application.Application;
import javafx.embed.swing.SwingFXUtils;
import javafx.scene.Scene;
import javafx.scene.chart.BarChart;
import javafx.scene.chart.CategoryAxis;
import javafx.scene.chart.NumberAxis;
import javafx.scene.chart.StackedBarChart;
import javafx.scene.chart.XYChart;
import javafx.scene.image.WritableImage;
import javafx.stage.Stage;
import javax.imageio.ImageIO;

public class JavaFxBarStackedChart extends Application {

    WritableImage getStackedBarChart(String title, int width, int height, List<XYChart.Series> data) {
        final CategoryAxis xAxis = new CategoryAxis();
        final NumberAxis yAxis = new NumberAxis();
        final StackedBarChart<String,Number> chart = new StackedBarChart<>(xAxis,yAxis);
        xAxis.setLabel("Number of Month");
        xAxis.setAnimated(false);
        xAxis.setTickLabelsVisible(true); 
        yAxis.setLabel("Values");
        yAxis.setAnimated(false);
        yAxis.setTickLabelsVisible(true); 
        chart.setTitle(title);
        chart.getData().addAll(data.toArray(new XYChart.Series[data.size()]));
        Scene scene = new Scene(chart, width, height);
        return scene.snapshot(null);
    }
    
    @Override
    public void start(Stage stage) throws Exception {
                
        List<XYChart.Series> data = new ArrayList<>();

        XYChart.Series series1 = new XYChart.Series();
        series1.setName("Data 1");
        series1.getData().add(new XYChart.Data("Jan", 23));
        series1.getData().add(new XYChart.Data("Feb", 14));
        series1.getData().add(new XYChart.Data("Mar", 15));
        series1.getData().add(new XYChart.Data("Apr", 24));
        series1.getData().add(new XYChart.Data("May", 34));
        series1.getData().add(new XYChart.Data("Jun", 36));
        series1.getData().add(new XYChart.Data("Jul", 22));
        series1.getData().add(new XYChart.Data("Aug", 45));
        series1.getData().add(new XYChart.Data("Sep", 43));
        series1.getData().add(new XYChart.Data("Oct", 17));
        series1.getData().add(new XYChart.Data("Nov", 29));
        series1.getData().add(new XYChart.Data("Dec", 25));
        data.add(series1);

        XYChart.Series series2 = new XYChart.Series();
        series2.setName("Data 2");
        series2.getData().add(new XYChart.Data("Jan", 33));
        series2.getData().add(new XYChart.Data("Feb", 34));
        series2.getData().add(new XYChart.Data("Mar", 25));
        series2.getData().add(new XYChart.Data("Apr", 44));
        series2.getData().add(new XYChart.Data("May", 39));
        series2.getData().add(new XYChart.Data("Jun", 16));
        series2.getData().add(new XYChart.Data("Jul", 55));
        series2.getData().add(new XYChart.Data("Aug", 54));
        series2.getData().add(new XYChart.Data("Sep", 48));
        series2.getData().add(new XYChart.Data("Oct", 27));
        series2.getData().add(new XYChart.Data("Nov", 37));
        series2.getData().add(new XYChart.Data("Dec", 29));
        data.add(series2);

        try {
            WritableImage image = getStackedBarChart("Annunal Trend",640,480,data);
            ImageIO.write( SwingFXUtils.fromFXImage(image, null)
                    , "png"
                    , new File("D:/barstack.png"));
        } catch (IOException e) {
            e.printStackTrace();
        }  
        System.exit(0);
    }
    
    public static void main(String[] args) {
        launch(args);
    }
}


Result: (D:/barstack.png)







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