/*
* Licensed to the Apache Software Foundation (ASF) under one
* or more contributor license agreements. See the NOTICE file
* distributed with this work for additional information
* regarding copyright ownership. The ASF licenses this file
* to you under the Apache License, Version 2.0 (the
* "License"); you may not use this file except in compliance
* with the License. You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing,
* software distributed under the License is distributed on an
* "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
* KIND, either express or implied. See the License for the
* specific language governing permissions and limitations
* under the License.
*/
package com.jfoenix.skins;
import com.jfoenix.effects.JFXDepthManager;
import com.jfoenix.transitions.CachedTransition;
import javafx.animation.KeyFrame;
import javafx.animation.KeyValue;
import javafx.animation.Timeline;
import javafx.beans.binding.Bindings;
import javafx.beans.property.DoubleProperty;
import javafx.beans.property.ObjectProperty;
import javafx.beans.property.SimpleDoubleProperty;
import javafx.beans.property.SimpleObjectProperty;
import javafx.geometry.Point2D;
import javafx.scene.Node;
import javafx.scene.effect.DropShadow;
import javafx.scene.input.MouseEvent;
import javafx.scene.layout.Pane;
import javafx.scene.paint.Color;
import javafx.scene.shape.*;
import javafx.scene.transform.Rotate;
import javafx.util.Duration;
import java.util.ArrayList;
import static javafx.animation.Interpolator.EASE_BOTH;
/**
* @author Shadi Shaheen
*/
class JFXCustomColorPicker extends Pane {
ObjectProperty<RecentColorPath> selectedPath = new SimpleObjectProperty<>();
private MoveTo startPoint;
private CubicCurveTo curve0To;
private CubicCurveTo outerCircleCurveTo;
private CubicCurveTo curve1To;
private CubicCurveTo innerCircleCurveTo;
private ArrayList<CubicCurve> curves = new ArrayList<>();
private double distance = 200;
private double centerX = distance;
private double centerY = distance;
private double radius = 110;
private int shapesNumber = 13;
private ArrayList<RecentColorPath> shapes = new ArrayList<>();
private CachedTransition showAnimation;
private JFXColorPickerUI hslColorPicker;
public JFXCustomColorPicker() {
this.setPickOnBounds(false);
this.setMinSize(distance * 2, distance * 2);
final DoubleProperty rotationAngle = new SimpleDoubleProperty(2.1);
// draw recent colors shape using cubic curves
init(rotationAngle, centerX + 53, centerY + 162);
hslColorPicker = new JFXColorPickerUI((int) distance);
hslColorPicker.setLayoutX(centerX - distance / 2);
hslColorPicker.setLayoutY(centerY - distance / 2);
this.getChildren().add(hslColorPicker);
// add recent colors shapes
final int shapesStartIndex = this.getChildren().size();
final int shapesEndIndex = shapesStartIndex + shapesNumber;
for (int i = 0; i < shapesNumber; i++) {
final double angle = 2 * i * Math.PI / shapesNumber;
final RecentColorPath path = new RecentColorPath(startPoint,
curve0To,
outerCircleCurveTo,
curve1To,
innerCircleCurveTo);
shapes.add(path);
path.setPickOnBounds(false);
final Rotate rotate = new Rotate(Math.toDegrees(angle), centerX, centerY);
path.getTransforms().add(rotate);
this.getChildren().add(shapesStartIndex, path);
path.setFill(Color.valueOf(getDefaultColor(i)));
path.addEventHandler(MouseEvent.MOUSE_CLICKED, (event) -> selectedPath.set(path));
}
// add selection listeners
selectedPath.addListener((o, oldVal, newVal) -> {
if (oldVal != null) {
hslColorPicker.removeColorSelectionNode(oldVal);
oldVal.playTransition(-1);
}
// re-arrange children
while (this.getChildren().indexOf(newVal) != shapesEndIndex - 1) {
final Node temp = this.getChildren().get(shapesEndIndex - 1);
this.getChildren().remove(shapesEndIndex - 1);
this.getChildren().add(shapesStartIndex, temp);
}
// update path fill according to the color picker
newVal.setStroke(Color.rgb(255, 255, 255, 0.87));
newVal.playTransition(1);
hslColorPicker.moveToColor((Color) newVal.getFill());
hslColorPicker.addColorSelectionNode(newVal);
});
// init selection
selectedPath.set((RecentColorPath) this.getChildren().get(shapesStartIndex));
}
public int getShapesNumber() {
return shapesNumber;
}
public int getSelectedIndex() {
if (selectedPath.get() != null) {
return shapes.indexOf(selectedPath.get());
}
return -1;
}
public void setColor(final Color color) {
shapes.get(getSelectedIndex()).setFill(color);
hslColorPicker.moveToColor(color);
}
public Color getColor(final int index) {
if (index >= 0 && index < shapes.size()) {
return (Color) shapes.get(index).getFill();
} else {
return Color.WHITE;
}
}
public void preAnimate() {
final CubicCurve firstCurve = curves.get(0);
final double x = firstCurve.getStartX();
final double y = firstCurve.getStartY();
firstCurve.setStartX(centerX);
firstCurve.setStartY(centerY);
final CubicCurve secondCurve = curves.get(1);
final double x1 = secondCurve.getStartX();
final double y1 = secondCurve.getStartY();
secondCurve.setStartX(centerX);
secondCurve.setStartY(centerY);
final double cx1 = firstCurve.getControlX1();
final double cy1 = firstCurve.getControlY1();
firstCurve.setControlX1(centerX + radius);
firstCurve.setControlY1(centerY + radius / 2);
final KeyFrame keyFrame = new KeyFrame(Duration.millis(1000),
new KeyValue(firstCurve.startXProperty(), x, EASE_BOTH),
new KeyValue(firstCurve.startYProperty(), y, EASE_BOTH),
new KeyValue(secondCurve.startXProperty(), x1, EASE_BOTH),
new KeyValue(secondCurve.startYProperty(), y1, EASE_BOTH),
new KeyValue(firstCurve.controlX1Property(), cx1, EASE_BOTH),
new KeyValue(firstCurve.controlY1Property(), cy1, EASE_BOTH)
);
final Timeline timeline = new Timeline(keyFrame);
showAnimation = new CachedTransition(this, timeline) {
{
setCycleDuration(Duration.millis(240));
setDelay(Duration.millis(0));
}
};
}
public void animate() {
showAnimation.play();
}
private void init(final DoubleProperty rotationAngle, final double initControlX1, final double initControlY1) {
final Circle innerCircle = new Circle(centerX, centerY, radius, Color.TRANSPARENT);
final 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
final 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) -> {
final 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) -> {
final 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) -> {
final 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) -> {
final 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());
// outer circle curve
final 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());
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());
}
private void createQuadraticCurve(final DoubleProperty rotationAngle, final double initControlX1, final double initControlY1) {
for (int i = 0; i < 2; i++) {
double angle = 2 * i * Math.PI / shapesNumber;
double xOffset = radius * Math.cos(angle);
double yOffset = radius * Math.sin(angle);
final double startx = centerX + xOffset;
final double starty = centerY + yOffset;
final double diffStartCenterX = startx - centerX;
final double diffStartCenterY = starty - centerY;
final double sinRotAngle = Math.sin(rotationAngle.get());
final double cosRotAngle = Math.cos(rotationAngle.get());
final double startXR = cosRotAngle * diffStartCenterX - sinRotAngle * diffStartCenterY + centerX;
final double startYR = sinRotAngle * diffStartCenterX + cosRotAngle * diffStartCenterY + centerY;
angle = 2 * i * Math.PI / shapesNumber;
xOffset = distance * Math.cos(angle);
yOffset = distance * Math.sin(angle);
final double endx = centerX + xOffset;
final double endy = centerY + yOffset;
final CubicCurve curvedLine = new CubicCurve();
curvedLine.setStartX(startXR);
curvedLine.setStartY(startYR);
curvedLine.setControlX1(startXR);
curvedLine.setControlY1(startYR);
curvedLine.setControlX2(endx);
curvedLine.setControlY2(endy);
curvedLine.setEndX(endx);
curvedLine.setEndY(endy);
curvedLine.setStroke(Color.FORESTGREEN);
curvedLine.setStrokeWidth(1);
curvedLine.setStrokeLineCap(StrokeLineCap.ROUND);
curvedLine.setFill(Color.TRANSPARENT);
curvedLine.setMouseTransparent(true);
rotationAngle.addListener((o, oldVal, newVal) -> {
final double newstartXR = ((cosRotAngle * diffStartCenterX) - (sinRotAngle * diffStartCenterY)) + centerX;
final double newstartYR = (sinRotAngle * diffStartCenterX) + (cosRotAngle * diffStartCenterY) + centerY;
curvedLine.setStartX(newstartXR);
curvedLine.setStartY(newstartYR);
});
curves.add(curvedLine);
if (i == 0) {
curvedLine.setControlX1(initControlX1);
curvedLine.setControlY1(initControlY1);
} else {
final CubicCurve firstCurve = curves.get(0);
final double curveTheta = 2 * curves.indexOf(curvedLine) * Math.PI / shapesNumber;
curvedLine.controlX1Property().bind(Bindings.createDoubleBinding(() -> {
final double a = firstCurve.getControlX1() - centerX;
final double b = Math.sin(curveTheta) * (firstCurve.getControlY1() - centerY);
return ((Math.cos(curveTheta) * a) - b) + centerX;
}, firstCurve.controlX1Property(), firstCurve.controlY1Property()));
curvedLine.controlY1Property().bind(Bindings.createDoubleBinding(() -> {
final double a = Math.sin(curveTheta) * (firstCurve.getControlX1() - centerX);
final double b = Math.cos(curveTheta) * (firstCurve.getControlY1() - centerY);
return a + b + centerY;
}, firstCurve.controlX1Property(), firstCurve.controlY1Property()));
curvedLine.controlX2Property().bind(Bindings.createDoubleBinding(() -> {
final double a = firstCurve.getControlX2() - centerX;
final double b = firstCurve.getControlY2() - centerY;
return ((Math.cos(curveTheta) * a) - (Math.sin(curveTheta) * b)) + centerX;
}, firstCurve.controlX2Property(), firstCurve.controlY2Property()));
curvedLine.controlY2Property().bind(Bindings.createDoubleBinding(() -> {
final double a = Math.sin(curveTheta) * (firstCurve.getControlX2() - centerX);
final double b = Math.cos(curveTheta) * (firstCurve.getControlY2() - centerY);
return a + b + centerY;
}, firstCurve.controlX2Property(), firstCurve.controlY2Property()));
}
}
}
private String getDefaultColor(final int i) {
String color = "#FFFFFF";
switch (i) {
case 0:
color = "#8F3F7E";
break;
case 1:
color = "#B5305F";
break;
case 2:
color = "#CE584A";
break;
case 3:
color = "#DB8D5C";
break;
case 4:
color = "#DA854E";
break;
case 5:
color = "#E9AB44";
break;
case 6:
color = "#FEE435";
break;
case 7:
color = "#99C286";
break;
case 8:
color = "#01A05E";
break;
case 9:
color = "#4A8895";
break;
case 10:
color = "#16669B";
break;
case 11:
color = "#2F65A5";
break;
case 12:
color = "#4E6A9C";
break;
default:
break;
}
return color;
}
private Point2D rotate(final Point2D a, final Point2D center, final double angle) {
final double resultX = center.getX() + (a.getX() - center.getX()) * Math.cos(angle) - (a.getY() - center.getY()) * Math
.sin(angle);
final double resultY = center.getY() + (a.getX() - center.getX()) * Math.sin(angle) + (a.getY() - center.getY()) * Math
.cos(angle);
return new Point2D(resultX, resultY);
}
private Point2D makeControlPoint(final double endX, final double endY, final Circle circle, final int numSegments, int direction) {
final double controlPointDistance = (4.0 / 3.0) * Math.tan(Math.PI / (2 * numSegments)) * circle.getRadius();
final Point2D center = new Point2D(circle.getCenterX(), circle.getCenterY());
final 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);
return end.add(diff);
}
private Point2D scale(final Point2D a, final double scale) {
return new Point2D(a.getX() * scale, a.getY() * scale);
}
final class RecentColorPath extends Path {
PathClickTransition transition;
RecentColorPath(final PathElement... elements) {
super(elements);
this.setStrokeLineCap(StrokeLineCap.ROUND);
this.setStrokeWidth(0);
this.setStrokeType(StrokeType.CENTERED);
this.setCache(true);
JFXDepthManager.setDepth(this, 2);
this.transition = new PathClickTransition(this);
}
void playTransition(final double rate) {
transition.setRate(rate);
transition.play();
}
}
private final class PathClickTransition extends CachedTransition {
PathClickTransition(final Path path) {
super(JFXCustomColorPicker.this, new Timeline(
new KeyFrame(Duration.ZERO,
new KeyValue(((DropShadow) path.getEffect()).radiusProperty(),
JFXDepthManager.getShadowAt(2).radiusProperty().get(),
EASE_BOTH),
new KeyValue(((DropShadow) path.getEffect()).spreadProperty(),
JFXDepthManager.getShadowAt(2).spreadProperty().get(),
EASE_BOTH),
new KeyValue(((DropShadow) path.getEffect()).offsetXProperty(),
JFXDepthManager.getShadowAt(2).offsetXProperty().get(),
EASE_BOTH),
new KeyValue(((DropShadow) path.getEffect()).offsetYProperty(),
JFXDepthManager.getShadowAt(2).offsetYProperty().get(),
EASE_BOTH),
new KeyValue(path.strokeWidthProperty(), 0, EASE_BOTH)
),
new KeyFrame(Duration.millis(1000),
new KeyValue(((DropShadow) path.getEffect()).radiusProperty(),
JFXDepthManager.getShadowAt(5).radiusProperty().get(),
EASE_BOTH),
new KeyValue(((DropShadow) path.getEffect()).spreadProperty(),
JFXDepthManager.getShadowAt(5).spreadProperty().get(),
EASE_BOTH),
new KeyValue(((DropShadow) path.getEffect()).offsetXProperty(),
JFXDepthManager.getShadowAt(5).offsetXProperty().get(),
EASE_BOTH),
new KeyValue(((DropShadow) path.getEffect()).offsetYProperty(),
JFXDepthManager.getShadowAt(5).offsetYProperty().get(),
EASE_BOTH),
new KeyValue(path.strokeWidthProperty(), 2, EASE_BOTH)
)
)
);
// reduce the number to increase the shifting , increase number to reduce shifting
setCycleDuration(Duration.millis(120));
setDelay(Duration.seconds(0));
setAutoReverse(false);
}
}
}