Java Line.setStroke方法代码示例

import javafx.scene.shape.Line; //导入方法依赖的package包/类
public LineSample() {
    super(180,90);
    // Create line shape
    Line line = new Line(5, 85, 175 , 5);
    line.setFill(null);
    line.setStroke(Color.RED);
    line.setStrokeWidth(2);

    // show the line shape;
    getChildren().add(line);
    // REMOVE ME
    setControls(
            new SimplePropertySheet.PropDesc("Line Stroke", line.strokeProperty()),
            new SimplePropertySheet.PropDesc("Line Start X", line.startXProperty(), 0d, 170d),
            new SimplePropertySheet.PropDesc("Line Start Y", line.startYProperty(), 0d, 90d),
            new SimplePropertySheet.PropDesc("Line End X", line.endXProperty(), 10d, 180d),
            new SimplePropertySheet.PropDesc("Line End Y", line.endYProperty(), 0d, 90d)
    );
    // END REMOVE ME
}
 

import javafx.scene.shape.Line; //导入方法依赖的package包/类
public static Node createIconContent() {
    Text text = new Text("abc");
    text.setTextOrigin(VPos.TOP);
    text.setLayoutX(10);
    text.setLayoutY(11);
    text.setFill(Color.BLACK);
    text.setOpacity(0.5);
    text.setFont(Font.font(null, FontWeight.BOLD, 20));
    text.setStyle("-fx-font-size: 20px;");

    Text text2 = new Text("abc");
    text2.setTextOrigin(VPos.TOP);
    text2.setLayoutX(28);
    text2.setLayoutY(51);
    text2.setFill(Color.BLACK);
    text2.setFont(javafx.scene.text.Font.font(null, FontWeight.BOLD, 20));
    text2.setStyle("-fx-font-size: 20px;");
            
    Line line = new Line(30, 32, 45, 57);
    line.setStroke(Color.DARKMAGENTA);

    return new javafx.scene.Group(text, line, text2);
}
 

import javafx.scene.shape.Line; //导入方法依赖的package包/类
public void setSelected(boolean selected){
    super.setSelected(selected);
    Color color;
    if(selected){
        color = Constants.selected_color;
    } else {
        color = Color.BLACK;
    }

    for(Line l : arrowHeadLines){
        l.setStroke(color);
    }
    title.setFill(color);
    if(circleHandle != null){
        circleHandle.setFill(color);
    }
}
 

import javafx.scene.shape.Line; //导入方法依赖的package包/类
/**
 * Draws an ArrowHead and returns it in a group.
 * Based on code from http://www.coderanch.com/t/340443/GUI/java/Draw-arrow-head-line
 * @param startX
 * @param startY
 * @param endX
 * @param endY
 * @return Group.
 */
private void drawArrowHead(double startX, double startY, double endX, double endY) {
    arrowHead.getChildren().clear();
    double phi = Math.toRadians(30);
    int barb = 15;
    double dy = startY - endY;
    double dx = startX - endX;
    double theta = Math.atan2(dy, dx);
    double x, y, rho = theta + phi;

    for (int j = 0; j < 2; j++) {
        x = startX - barb * Math.cos(rho);
        y = startY - barb * Math.sin(rho);
        Line arrowHeadLine = new Line(startX, startY, x, y);
        arrowHeadLine.setStrokeWidth(super.STROKE_WIDTH);
        arrowHeadLines.add(arrowHeadLine);
        if(super.isSelected()){
            arrowHeadLine.setStroke(Constants.selected_color);
        }
        arrowHead.getChildren().add(arrowHeadLine);
        rho = theta - phi;
    }
}
 

import javafx.scene.shape.Line; //导入方法依赖的package包/类
/**
 * Draws an ArrowHead and returns it in a group.
 * Based on code from http://www.coderanch.com/t/340443/GUI/java/Draw-arrow-head-line
 * @param startX
 * @param startY
 * @param endX
 * @param endY
 * @return Group.
 */
private Group drawArrowHead(double startX, double startY, double endX, double endY) {
    Group group = new Group();
    double phi = Math.toRadians(40);
    int barb = 20;
    double dy = startY - endY;
    double dx = startX - endX;
    double theta = Math.atan2(dy, dx);
    double x, y, rho = theta + phi;

    for (int j = 0; j < 2; j++) {
        x = startX - barb * Math.cos(rho);
        y = startY - barb * Math.sin(rho);
        Line arrowHeadLine = new Line(startX, startY, x, y);
        arrowHeadLine.setStrokeWidth(super.STROKE_WIDTH);
        arrowHeadLines.add(arrowHeadLine);
        if(super.isSelected()){
            arrowHeadLine.setStroke(Constants.selected_color);
        }
        group.getChildren().add(arrowHeadLine);
        rho = theta - phi;
    }
    return group;
}
 

import javafx.scene.shape.Line; //导入方法依赖的package包/类
private void playWinAnimation(TileCombo combo) {
    Line line = new Line();
    line.setStartX(combo.getTile1().getCenter().getX());
    line.setStartY(combo.getTile1().getCenter().getY());
    line.setEndX(combo.getTile1().getCenter().getX());
    line.setEndY(combo.getTile1().getCenter().getY());
    line.setStroke(Color.YELLOW);
    line.setStrokeWidth(3);

    getGameScene().addUINode(line);

    Timeline timeline = new Timeline();
    timeline.getKeyFrames().add(new KeyFrame(Duration.seconds(1),
            new KeyValue(line.endXProperty(), combo.getTile3().getCenter().getX()),
            new KeyValue(line.endYProperty(), combo.getTile3().getCenter().getY())));
    timeline.setOnFinished(e -> gameOver(combo.getWinSymbol()));
    timeline.play();
}
 

import javafx.scene.shape.Line; //导入方法依赖的package包/类
/**
 * Positions and styles the pen according to the information
 * from the turtle.
 * 
 * @param startx - starting X position
 * @param starty - starting Y position
 * @param endx - ending X position
 * @param endy - ending Y position
 * @param penColor - color of the stroke
 * @param penWidth - width of the stroke
 * @param penStyleIndex - style index from properties file
 * @return the positioned and styled line
 */
private Line positionedLine (double startx,
                             double starty,
                             double endx,
                             double endy,
                             Color penColor,
                             String penWidth,
                             int penStyleIndex) {

    Line line = new Line(startx, starty, endx, endy);
    line.setTranslateX(endx - (endx - startx) / 2);
    line.setTranslateY(endy - (endy - starty) / 2);
    line.setStroke(penColor);
    line.setStrokeWidth(Double.parseDouble(penWidth));
    line.getStrokeDashArray().clear();
    
    for(Double d : assignDashArray(penStyleIndex)) {
    	line.getStrokeDashArray().add(d);
    }
    
    return line;
}
 

import javafx.scene.shape.Line; //导入方法依赖的package包/类
public void setChildItems(String gui, String[] item) {
        // 貰った親のアイテムを全てのアイテムの中から探して，同じものが選択されたとき，下にguiを追加
        // guiを設定する時は conBox に上に線を引いた上で追加する。

        if (childFlag) {
            removeChildGUI();
        }
        childFlag = true;
        Line vborderline = new Line(0, 0, box.initBoxSizeX, 0);
        vborderline.setStroke(Color.web("#B3B3B3"));
        conBox.getChildren().add(vborderline);

        System.out.println("----------------------------- in setChildItems");
        setGUI(gui, item, "child");

//        this.setChildItem(item[0]);
//        changeBoxSize();
    }
 

import javafx.scene.shape.Line; //导入方法依赖的package包/类
public void itemOnOff() {
    if (itemFlag) {
        vbox.getChildren().remove(1);
        boxSizeY = boxSizeY - initBoxSizeY;
        setBoxSize();
        itemFlag = false;
    } else {
        Label itemlabel = new Label();
        itemlabel.setAlignment(Pos.BASELINE_CENTER);
        itemlabel.setText(itemStr);
        // 条件文とオブジェクト名の間に入れる線
        Line borderline = new Line(0, 0, initBoxSizeX, 0);
        borderline.setStroke(Color.web("#B3B3B3"));

        itemlabel.setGraphic(borderline);
        itemlabel.setContentDisplay(ContentDisplay.TOP);
        vbox.getChildren().add(1, itemlabel);
        boxSizeY = boxSizeY + initBoxSizeY;
        setBoxSize();
        itemFlag = true;
        reSetItem();
    }
}
 

import javafx.scene.shape.Line; //导入方法依赖的package包/类
/**
 * Initializes snap inidicators for AbstractNode.
 * @param n
 */
private void createSnapIndicators(AbstractNode n){
    Line xSnapIndicator = new Line(0,0,0,0);
    Line ySnapIndicator = new Line(0,0,0,0);
    xSnapIndicator.setStroke(Color.BLACK);
    ySnapIndicator.setStroke(Color.BLACK);
    aDrawPane.getChildren().addAll(xSnapIndicator, ySnapIndicator);
    xSnapIndicatorMap.put(n, xSnapIndicator);
    ySnapIndicatorMap.put(n, ySnapIndicator);
}
 

import javafx.scene.shape.Line; //导入方法依赖的package包/类
void drawGrid() {
    grid.clear();
    for (int i = 0; i < 8000; i += Constants.GRID_DISTANCE) {
        Line line1 = new Line(i, 0, i, 8000);
        line1.setStroke(Color.LIGHTGRAY);
        Line line2 = new Line(0, i, 8000, i);
        line2.setStroke(Color.LIGHTGRAY);
        grid.add(line1);
        grid.add(line2);
        aDrawPane.getChildren().addAll(line1, line2);
    }
}
 

import javafx.scene.shape.Line; //导入方法依赖的package包/类
@Override
public void start(Stage primaryStage) throws Exception {
	Group root = new Group();
	Line seeSaw = new Line (60,340,340,140);
	seeSaw.setStroke(Color.BLACK);
	seeSaw.setStrokeWidth(15);
	Circle circle = new Circle(70,280,40);
	circle.setStroke(Color.GREENYELLOW);
	circle.setFill(Color.ORANGE);
	circle.setStrokeWidth(5);
	
	Rectangle rect = new Rectangle(240,90,80,70);
	rect.setStroke(Color.MEDIUMPURPLE);
	rect.setStrokeWidth(5);
	rect.setFill(Color.MEDIUMPURPLE);
	
	Line left = new Line (200,240,160,340);
	left.setStrokeWidth(5);
	Line right = new Line(200,240,240,340);
	right.setStrokeWidth(5);
	
	root.getChildren().addAll(seeSaw,rect,circle,left,right);
	
	
	
	Scene scene = new Scene(root, 400, 400,Color.WHITE);
	primaryStage.setTitle("SeeSaw");
	primaryStage.setScene(scene);
	primaryStage.show();
	
	
	
}
 

import javafx.scene.shape.Line; //导入方法依赖的package包/类
/**
 * Make group.
 */
public void makeGroup(){
    double displayNum = lineDensity;
    if (displayNum>100){
        displayNum = 100;
    }
    lines.getChildren().clear();
    for(int i=1; i<=displayNum*2; i+=2){
        Line line1 = new Line(i, 0, i, 100);
        line1.setStroke(WavelengthToColor.getColor(mmWavelength,1));
        lines.getChildren().add(line1);
    }

}
 

import javafx.scene.shape.Line; //导入方法依赖的package包/类
protected void drawingArrowhead(double x1, double y1, double x2, double y2, Pane pane){

        Line line = new Line(x1, y1, x2, y2);
        line.setStrokeWidth(3);//设置线的宽度
        line.setFill(Color.RED);
        line.setStroke(Color.RED);
        pane.getChildren().add(line);

        // 斜率
        double slope = ((((double) y1) - (double) y2)) / (((double) x1) - (((double) x2)));

        double arctan = Math.atan(slope);

        // This will flip the arrow 45 off of a
        // perpendicular line at pt x2
        double set45 = 1.57 / 2;

        // 箭头永远指向i 而不是 i+1
        if (x1 < x2) {
            // add 90 degrees to arrow lines
            set45 = -1.57 * 1.5;
        }

        // set length of arrows
        int arrlen = 15;

        Line line1 = new Line(x2, y2, (x2 + (Math.cos(arctan + set45) * arrlen)), ((y2)) + (Math.sin(arctan + set45) * arrlen));
        Line line2 = new Line(x2, y2, (x2 + (Math.cos(arctan - set45) * arrlen)), ((y2)) + (Math.sin(arctan - set45) * arrlen));


        line1.setStrokeWidth(3);//设置线的宽度
        line1.setStrokeWidth(3);//设置线的宽度
        line1.setStroke(Color.RED);//颜色
        line2.setStroke(Color.RED);
        // 在线上加箭头
        pane.getChildren().add(line1);
        pane.getChildren().add(line2);
    }
 

import javafx.scene.shape.Line; //导入方法依赖的package包/类
protected void drawingArrowhead(double x1, double y1, double x2, double y2, Pane pane){

        Line line = new Line(x1, y1, x2, y2);
        line.setStrokeWidth(3);//设置线的宽度
        line.setFill(Color.RED);
        line.setStroke(Color.RED);
        pane.getChildren().add(line);

        // 斜率
        double slope = (y1 -  y2) / (x1 -  x2);

        double arctan = Math.atan(slope);

        // This will flip the arrow 45 off of a
        // perpendicular line at pt x2
        double set45 = 1.57 / 2;

        // 箭头永远指向i 而不是 i+1
        if (x1 < x2) {
            // add 90 degrees to arrow lines
            set45 = -1.57 * 1.5;
        }

        // set length of arrows
        int arrlen = 15;

        Line line1 = new Line(x2, y2, (x2 + (Math.cos(arctan + set45) * arrlen)), ((y2)) + (Math.sin(arctan + set45) * arrlen));
        Line line2 = new Line(x2, y2, (x2 + (Math.cos(arctan - set45) * arrlen)), ((y2)) + (Math.sin(arctan - set45) * arrlen));


        line1.setStrokeWidth(3);//设置线的宽度
        line2.setStrokeWidth(3);//设置线的宽度
        line1.setStroke(Color.RED);
        line2.setStroke(Color.RED);
        // 在线上加箭头
        pane.getChildren().add(line1);
        pane.getChildren().add(line2);
    }