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| − | '''Drawing Lines'''<br>
| + | [[ Drawing Lines ]] |
| − | [[File:Drawing lines.png]] | + | |
| − | <br>
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| − | <br>
| + | |
| − | <source lang="java">
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| − | import javafx.application.Application;
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| − | import javafx.beans.value.ObservableValue;
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| − | import javafx.scene.Group;
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| − | import javafx.scene.Scene;
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| − | import javafx.scene.control.Slider;
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| − | import javafx.scene.paint.Color;
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| − | import javafx.scene.shape.Line;
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| − | import javafx.scene.shape.StrokeLineCap;
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| − | import javafx.scene.text.Text;
| + | |
| − | import javafx.stage.Stage;
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| − | public class DrawingLines extends Application {
| + | |
| − | @Override public void start( Stage primaryStage) {
| + | |
| − | primaryStage.setTitle(" Chapter 2 Drawing Lines");
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| − | Group root = new Group();
| + | |
| − | Scene scene = new Scene( root, 300, 150, Color.GRAY);
| + | |
| − | // Red line
| + | |
| − | Line redLine = new Line( 10, 10, 200, 10);
| + | |
| − | // setting common properties
| + | |
| − | redLine.setStroke( Color.RED);
| + | |
| − | redLine.setStrokeWidth( 10);
| + | |
| − | redLine.setStrokeLineCap( StrokeLineCap.BUTT);
| + | |
| − | // creating a dashed
| + | |
| − | redLine.getStrokeDashArray().addAll( 10d, 5d, 15d, 5d, 20d);
| + | |
| − | redLine.setStrokeDashOffset( 0); root.getChildren().add( redLine);
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| − | // White line
| + | |
| − | Line whiteLine = new Line( 10, 30, 200, 30);
| + | |
| − | whiteLine.setStroke( Color.WHITE);
| + | |
| − | whiteLine.setStrokeWidth( 10);
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| − | whiteLine.setStrokeLineCap( StrokeLineCap.ROUND);
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| − | root.getChildren().add( whiteLine);
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| − | // Blue line
| + | |
| − | Line blueLine = new Line( 10, 50, 200, 50);
| + | |
| − | blueLine.setStroke( Color.BLUE);
| + | |
| − | blueLine.setStrokeWidth( 10);
| + | |
| − | root.getChildren(). add( blueLine);
| + | |
| − | // slider min, max, and current value
| + | |
| − | Slider slider = new Slider( 0, 100, 0);
| + | |
| − | slider.setLayoutX( 10);
| + | |
| − | slider.setLayoutY( 95);
| + | |
| − | // bind the stroke dash offset property
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| − | redLine.strokeDashOffsetProperty().bind( slider.valueProperty());
| + | |
| − | root.getChildren().add( slider);
| + | |
| − | ;Text offsetText = new Text(" Stroke Dash Offset: 0.0");
| + | |
| − | offsetText.setX( 10); offsetText.setY( 80);
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| − | offsetText.setStroke( Color.WHITE);
| + | |
| − | // display stroke dash offset value
| + | |
| − | slider.valueProperty().addListener(( ov, curVal, newVal) -> offsetText.setText(" Stroke Dash Offset: " + slider.getValue()));
| + | |
| − | root.getChildren(). add( offsetText); primaryStage.setScene( scene); primaryStage.show();
| + | |
| − | }
| + | |
| − | /** * @param args the command line arguments */
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| − | public static void main( String[] args) {
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| − | launch( args);
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| − | }
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| − | }
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| − | </source>
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