Examples with Point2D javafx.geometry.Point2D used on opensource projects

Example 16 with Point2D

use of javafx.geometry.Point2D in project JFoenix by jfoenixadmin.

the class JFXColorPickerUI method moveToColor.

public void moveToColor(Color color) {
    allowColorChange = false;
    double max = Math.max(color.getRed(), Math.max(color.getGreen(), color.getBlue())), min = Math.min(color.getRed(), Math.min(color.getGreen(), color.getBlue()));
    double hue = 0;
    double l = (max + min) / 2;
    double s = 0;
    if (max == min) {
        // achromatic
        hue = s = 0;
    } else {
        double d = max - min;
        s = l > 0.5 ? d / (2 - max - min) : d / (max + min);
        if (max == color.getRed()) {
            hue = (color.getGreen() - color.getBlue()) / d + (color.getGreen() < color.getBlue() ? 6 : 0);
        } else if (max == color.getGreen()) {
            hue = (color.getBlue() - color.getRed()) / d + 2;
        } else if (max == color.getBlue()) {
            hue = (color.getRed() - color.getGreen()) / d + 4;
        }
        hue /= 6;
    }
    currentHue = map(hue, 0, 1, 0, 255);
    // Animate Hue
    double theta = map(currentHue, 0, 255, -Math.PI, Math.PI);
    double x = centerX + huesRadius * Math.cos(theta);
    double y = centerY + huesRadius * Math.sin(theta);
    colorsTransition = new CurveTransition(new Point2D(colorSelector.getTranslateX() + colorSelector.getPrefWidth() / 2, colorSelector.getTranslateY() + colorSelector.getPrefHeight() / 2), new Point2D(x, y));
    // Animate SL
    s = map(s, 0, 1, 0, 255);
    l = map(l, 0, 1, 0, 255);
    Point2D point = getPointFromSL((int) s, (int) l, slRadius);
    double pX = centerX - point.getX();
    double pY = centerY - point.getY();
    double endPointX;
    double endPointY;
    if (Math.pow(pX - centerX, 2) + Math.pow(pY - centerY, 2) < Math.pow(slRadius - 2, 2)) {
        endPointX = pX - selector.getPrefWidth() / 2;
        endPointY = pY - selector.getPrefHeight() / 2;
    } else {
        double dx = pX - centerX;
        double dy = pY - centerY;
        theta = Math.atan2(dy, dx);
        x = centerX + (slRadius - 2) * Math.cos(theta);
        y = centerY + (slRadius - 2) * Math.sin(theta);
        endPointX = x - selector.getPrefWidth() / 2;
        endPointY = y - selector.getPrefHeight() / 2;
    }
    selectorTransition = new CachedTransition(selector, new Timeline(new KeyFrame(Duration.millis(1000), new KeyValue(selector.translateXProperty(), endPointX, Interpolator.EASE_BOTH), new KeyValue(selector.translateYProperty(), endPointY, Interpolator.EASE_BOTH)))) {

        {
            setCycleDuration(Duration.millis(160));
            setDelay(Duration.seconds(0));
        }
    };
    if (pTrans != null)
        pTrans.stop();
    pTrans = new ParallelTransition(colorsTransition, selectorTransition);
    pTrans.setOnFinished((finish) -> {
        if (pTrans.getStatus().equals(Status.STOPPED))
            allowColorChange = true;
    });
    pTrans.play();
    refreshHSLCircle();
}

Example 17 with Point2D

use of javafx.geometry.Point2D in project JFoenix by jfoenixadmin.

the class JFXColorPickerUI method getSLCricle.

private Image getSLCricle(int width, int height, List<Stop> stops) {
    WritableImage raster = new WritableImage(width, height);
    PixelWriter pixelWriter = raster.getPixelWriter();
    Point2D center = new Point2D((double) width / 2, (double) height / 2);
    for (int y = 0; y < height; y++) {
        for (int x = 0; x < width; x++) {
            double dy = x - center.getX();
            double dx = y - center.getY();
            pixelWriter.setColor(x, y, getColor(dx, dy));
        }
    }
    return raster;
}

Example 18 with Point2D

use of javafx.geometry.Point2D in project JFoenix by jfoenixadmin.

the class JFXColorPickerUI method getHuesCircle.

private Image getHuesCircle(int width, int height, List<Stop> stops) {
    WritableImage raster = new WritableImage(width, height);
    PixelWriter pixelWriter = raster.getPixelWriter();
    Point2D center = new Point2D((double) width / 2, (double) height / 2);
    double rsmall = 0.8 * width / 2;
    double rbig = (double) width / 2;
    for (int y = 0; y < height; y++) {
        for (int x = 0; x < width; x++) {
            double dx = x - center.getX();
            double dy = y - center.getY();
            double distance = Math.sqrt((dx * dx) + (dy * dy));
            double o = Math.atan2(dy, dx);
            if (distance > rsmall && distance < rbig) {
                double H = map(o, -Math.PI, Math.PI, 0, 255);
                double S = 255;
                double L = 152;
                pixelWriter.setColor(x, y, HSL2RGB(H, S, L));
            }
        }
    }
    return raster;
}

Example 19 with Point2D

use of javafx.geometry.Point2D in project JFoenix by jfoenixadmin.

the class JFXCustomColorPicker method init.

private void init(DoubleProperty rotationAngle, double initControlX1, double initControlY1) {
    Circle innerCircle = new Circle(centerX, centerY, radius, Color.TRANSPARENT);
    Circle outerCircle = new Circle(centerX, centerY, radius * 2, Color.web("blue", 0.5));
    // Create a composite shape of 4 cubic curves
    // create 2 cubic curves of the shape
    createQuadraticCurve(rotationAngle, initControlX1, initControlY1);
    // inner circle curve
    CubicCurve innerCircleCurve = new CubicCurve();
    innerCircleCurve.startXProperty().bind(curves.get(0).startXProperty());
    innerCircleCurve.startYProperty().bind(curves.get(0).startYProperty());
    innerCircleCurve.endXProperty().bind(curves.get(1).startXProperty());
    innerCircleCurve.endYProperty().bind(curves.get(1).startYProperty());
    curves.get(0).startXProperty().addListener((o, oldVal, newVal) -> {
        Point2D controlPoint = makeControlPoint(newVal.doubleValue(), curves.get(0).getStartY(), innerCircle, shapesNumber, -1);
        innerCircleCurve.setControlX1(controlPoint.getX());
        innerCircleCurve.setControlY1(controlPoint.getY());
    });
    curves.get(0).startYProperty().addListener((o, oldVal, newVal) -> {
        Point2D controlPoint = makeControlPoint(curves.get(0).getStartX(), newVal.doubleValue(), innerCircle, shapesNumber, -1);
        innerCircleCurve.setControlX1(controlPoint.getX());
        innerCircleCurve.setControlY1(controlPoint.getY());
    });
    curves.get(1).startXProperty().addListener((o, oldVal, newVal) -> {
        Point2D controlPoint = makeControlPoint(newVal.doubleValue(), curves.get(1).getStartY(), innerCircle, shapesNumber, 1);
        innerCircleCurve.setControlX2(controlPoint.getX());
        innerCircleCurve.setControlY2(controlPoint.getY());
    });
    curves.get(1).startYProperty().addListener((o, oldVal, newVal) -> {
        Point2D controlPoint = makeControlPoint(curves.get(1).getStartX(), newVal.doubleValue(), innerCircle, shapesNumber, 1);
        innerCircleCurve.setControlX2(controlPoint.getX());
        innerCircleCurve.setControlY2(controlPoint.getY());
    });
    Point2D controlPoint = makeControlPoint(curves.get(0).getStartX(), curves.get(0).getStartY(), innerCircle, shapesNumber, -1);
    innerCircleCurve.setControlX1(controlPoint.getX());
    innerCircleCurve.setControlY1(controlPoint.getY());
    controlPoint = makeControlPoint(curves.get(1).getStartX(), curves.get(1).getStartY(), innerCircle, shapesNumber, 1);
    innerCircleCurve.setControlX2(controlPoint.getX());
    innerCircleCurve.setControlY2(controlPoint.getY());
    //		innerCircleCurve.setStroke(Color.FORESTGREEN);
    //		innerCircleCurve.setStrokeWidth(1);
    //		innerCircleCurve.setStrokeLineCap(StrokeLineCap.ROUND);
    //		innerCircleCurve.setFill(Color.TRANSPARENT);
    //		innerCircleCurve.setMouseTransparent(true);
    //		pane.getChildren().add(new Group(  innerCircleCurve));
    // outter circle curve
    CubicCurve outerCircleCurve = new CubicCurve();
    outerCircleCurve.startXProperty().bind(curves.get(0).endXProperty());
    outerCircleCurve.startYProperty().bind(curves.get(0).endYProperty());
    outerCircleCurve.endXProperty().bind(curves.get(1).endXProperty());
    outerCircleCurve.endYProperty().bind(curves.get(1).endYProperty());
    controlPoint = makeControlPoint(curves.get(0).getEndX(), curves.get(0).getEndY(), outerCircle, shapesNumber, -1);
    outerCircleCurve.setControlX1(controlPoint.getX());
    outerCircleCurve.setControlY1(controlPoint.getY());
    controlPoint = makeControlPoint(curves.get(1).getEndX(), curves.get(1).getEndY(), outerCircle, shapesNumber, 1);
    outerCircleCurve.setControlX2(controlPoint.getX());
    outerCircleCurve.setControlY2(controlPoint.getY());
    //		outerCircleCurve.setStroke(Color.FORESTGREEN);
    //		outerCircleCurve.setStrokeWidth(1);
    //		outerCircleCurve.setStrokeLineCap(StrokeLineCap.ROUND);
    //		outerCircleCurve.setFill(Color.TRANSPARENT);
    //		outerCircleCurve.setMouseTransparent(true);
    //		pane.getChildren().add(new Group(outerCircleCurve));
    startPoint = new MoveTo();
    startPoint.xProperty().bind(curves.get(0).startXProperty());
    startPoint.yProperty().bind(curves.get(0).startYProperty());
    curve0To = new CubicCurveTo();
    curve0To.controlX1Property().bind(curves.get(0).controlX1Property());
    curve0To.controlY1Property().bind(curves.get(0).controlY1Property());
    curve0To.controlX2Property().bind(curves.get(0).controlX2Property());
    curve0To.controlY2Property().bind(curves.get(0).controlY2Property());
    curve0To.xProperty().bind(curves.get(0).endXProperty());
    curve0To.yProperty().bind(curves.get(0).endYProperty());
    outerCircleCurveTo = new CubicCurveTo();
    outerCircleCurveTo.controlX1Property().bind(outerCircleCurve.controlX1Property());
    outerCircleCurveTo.controlY1Property().bind(outerCircleCurve.controlY1Property());
    outerCircleCurveTo.controlX2Property().bind(outerCircleCurve.controlX2Property());
    outerCircleCurveTo.controlY2Property().bind(outerCircleCurve.controlY2Property());
    outerCircleCurveTo.xProperty().bind(outerCircleCurve.endXProperty());
    outerCircleCurveTo.yProperty().bind(outerCircleCurve.endYProperty());
    curve1To = new CubicCurveTo();
    curve1To.controlX1Property().bind(curves.get(1).controlX2Property());
    curve1To.controlY1Property().bind(curves.get(1).controlY2Property());
    curve1To.controlX2Property().bind(curves.get(1).controlX1Property());
    curve1To.controlY2Property().bind(curves.get(1).controlY1Property());
    curve1To.xProperty().bind(curves.get(1).startXProperty());
    curve1To.yProperty().bind(curves.get(1).startYProperty());
    innerCircleCurveTo = new CubicCurveTo();
    innerCircleCurveTo.controlX1Property().bind(innerCircleCurve.controlX2Property());
    innerCircleCurveTo.controlY1Property().bind(innerCircleCurve.controlY2Property());
    innerCircleCurveTo.controlX2Property().bind(innerCircleCurve.controlX1Property());
    innerCircleCurveTo.controlY2Property().bind(innerCircleCurve.controlY1Property());
    innerCircleCurveTo.xProperty().bind(innerCircleCurve.startXProperty());
    innerCircleCurveTo.yProperty().bind(innerCircleCurve.startYProperty());
}

Example 20 with Point2D

use of javafx.geometry.Point2D in project JFoenix by jfoenixadmin.

the class JFXCustomColorPicker method makeControlPoint.

private Point2D makeControlPoint(double endX, double endY, Circle circle, int numSegments, int direction) {
    double controlPointDistance = (4.0 / 3.0) * Math.tan(Math.PI / (2 * numSegments)) * circle.getRadius();
    Point2D center = new Point2D(circle.getCenterX(), circle.getCenterY());
    Point2D end = new Point2D(endX, endY);
    Point2D perp = rotate(center, end, direction * Math.PI / 2.);
    Point2D diff = perp.subtract(end);
    diff = diff.normalize();
    diff = scale(diff, controlPointDistance);
    perp = end.add(diff);
    return perp;
}