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/*
* @(#)ShapeUtils.java 5/19/2013
*
* Copyright 2002 - 2013 JIDE Software Inc. All rights reserved.
*/
package jidefx.utils;
import javafx.geometry.Pos;
import javafx.scene.Group;
import javafx.scene.paint.Color;
import javafx.scene.shape.*;
/**
* A collection of pre-defined shapes. All the methods take a size as parameter and returns a Node which is a Shape or a
* Group. You can set the fill color, stroke color on the shape if you would like to adjust the colors.
*
* We created this class mainly because we need to use some icons inside our products. Ideally it probably should
* support svg files. Since we are not using a whole lot of icons, we decided to create them using Java code to avoid
* the dependency on a svg reader.
*/
public class PredefinedShapes {
private static PredefinedShapes _instance = new PredefinedShapes();
/**
* Gets the default instance of PredefinedShapes.
*
* @return the default instance of PredefinedShapes.
* @see #setInstance(PredefinedShapes)
*/
public static PredefinedShapes getInstance() {
return _instance;
}
/**
* Sets your own instance of PredefinedShapes if you want to customize the predefined shapes.
*
* @param instance a new instance.
*/
public static void setInstance(PredefinedShapes instance) {
_instance = instance;
}
private final static String STYLE_CLASS_DEFAULT = "predefined-shape"; //NON-NLS
/**
* Creates an arrow icon.
*
* @param size the size of the icon
* @return an arrow icon.
*/
@SuppressWarnings("UnnecessaryLocalVariable")
public Shape createArrowIcon(double size) {
Color strokeColor = new Color(0.3, 0.3, 0.3, 1);
Color fillColor = new Color(0.2, 0.2, 0.2, 1);
double width = size;
double height = size / 2;
double strokeWidth = 0.0;
Polygon triangle = new Polygon(0.0, 0.0,
width, 0.0,
height, width / 2,
0.0, 0.0
);
triangle.setStroke(strokeColor);
triangle.setStrokeLineCap(StrokeLineCap.ROUND);
triangle.setStrokeWidth(strokeWidth);
triangle.setFill(fillColor);
triangle.setPickOnBounds(true);
triangle.getStyleClass().addAll(STYLE_CLASS_DEFAULT, "predefined-filter-icon"); //NON-NLS
return triangle;
}
/**
* Create a clear node with a circle plus a cross inside within an area
*
* @param size the size of icon
* @return a clear icon.
*/
public Shape createClearIcon(double size) {
Color circleFillColor = new Color(0.5, 0.5, 0.5, 1);
double radius = size / 2;
double crossStrokeWidth = size * 0.2;
double crossHalfLength = radius * 0.4;
Circle circle = new Circle(radius, radius, radius);
circle.setStrokeWidth(0.0);
Line crossLineLeft = new Line(radius - crossHalfLength,
radius - crossHalfLength,
radius + crossHalfLength,
radius + crossHalfLength);
crossLineLeft.setStrokeWidth(crossStrokeWidth);
crossLineLeft.setStrokeLineCap(StrokeLineCap.ROUND);
Line crossLineRight = new Line(radius - crossHalfLength,
radius + crossHalfLength,
radius + crossHalfLength,
radius - crossHalfLength);
crossLineRight.setStrokeWidth(crossStrokeWidth);
crossLineRight.setStrokeLineCap(StrokeLineCap.ROUND);
Shape shape = Shape.subtract(Shape.subtract(circle, crossLineLeft), crossLineRight);
shape.setFill(circleFillColor);
shape.setPickOnBounds(true);
shape.getStyleClass().addAll(STYLE_CLASS_DEFAULT, "predefined-clear-icon"); //NON-NLS
return shape;
}
/**
* Create a close node with a circle plus a cross inside within an area. It is a group with three nodes in it.
*
* @param size the size of icon
* @return a close icon.
*/
public Group createCloseIcon(double size) {
Color fillColor = new Color(0, 0, 0, 1);
Color strokeColor = new Color(1, 1, 1, 1);
double radius = size / 2;
double strokeWidth = size * 0.1;
double crossHalfLength = radius * 0.4;
Circle circle = new Circle(radius, radius, radius);
circle.setStrokeWidth(strokeWidth);
circle.setFill(fillColor);
circle.setStroke(strokeColor);
Line crossLineLeft = new Line(radius - crossHalfLength,
radius - crossHalfLength,
radius + crossHalfLength,
radius + crossHalfLength);
crossLineLeft.setStrokeWidth(strokeWidth);
crossLineLeft.setStrokeLineCap(StrokeLineCap.ROUND);
crossLineLeft.setStrokeType(StrokeType.CENTERED);
crossLineLeft.setStroke(strokeColor);
crossLineLeft.setFill(strokeColor);
Line crossLineRight = new Line(
radius - crossHalfLength,
radius + crossHalfLength,
radius + crossHalfLength,
radius - crossHalfLength);
crossLineRight.setStrokeWidth(strokeWidth);
crossLineRight.setStrokeLineCap(StrokeLineCap.ROUND);
crossLineRight.setStrokeType(StrokeType.CENTERED);
crossLineRight.setStroke(strokeColor);
crossLineRight.setFill(strokeColor);
Group node = new Group(circle, crossLineRight, crossLineLeft);
node.setPickOnBounds(true);
node.getStyleClass().addAll(STYLE_CLASS_DEFAULT, "predefined-close-icon"); //NON-NLS
return node;
}
/**
* Creates a magnifier glass icon.
*
* @param size the size of the icon
* @return a magnifier icon.
*/
public Shape createMagnifierIcon(double size) {
return createMagnifierIcon(size, false);
}
/**
* Creates a magnifier glass icon with or without a down arrow.
*
* @param size the size of the icon
* @param showArrow true to include a down arrow. False to not include one.
* @return a magnifier icon.
*/
public Shape createMagnifierIcon(double size, boolean showArrow) {
Color strokeColor = new Color(0.3, 0.3, 0.3, 1);
Color fillColor = new Color(1, 1, 1, 0);
double ratio = 0.6; // ratio of the circle size (diameter) to the whole icon size
double strokeWidth = size / 10;
double circleRadius = size * ratio / 2;
Circle mirror = new Circle(circleRadius, circleRadius, circleRadius);
Line handle = new Line(circleRadius * 2,
circleRadius,
size,
circleRadius);
Shape magnifier = Shape.union(mirror, handle);
magnifier.setRotate(135);
Shape shape;
if (showArrow) {
Shape arrow = createArrowIcon(3);
arrow.setLayoutX(size);
arrow.setLayoutY(size - 7);
shape = Shape.union(magnifier, arrow);
}
else {
shape = magnifier;
}
shape.setStrokeWidth(strokeWidth);
shape.setStroke(strokeColor);
shape.setFill(fillColor);
shape.setPickOnBounds(true);
shape.getStyleClass().addAll(STYLE_CLASS_DEFAULT, "predefined-magnifier-icon"); //NON-NLS
return shape;
}
/**
* Creates a filter icon.
*
* @param size the size of the icon
* @return a filter icon.
*/
public Shape createFilterIcon(double size) {
Color strokeColor = new Color(0.3, 0.3, 0.3, 1);
Color fillColor = new Color(1, 1, 1, 0);
double strokeWidth = size / 20 + 1;
double top = 0.35;
double footTilt = 0.2;
Polygon filter = new Polygon(0, 0,
size * top, size * top,
size * top, size,
size * (1 - top), size * (1 - footTilt),
size * (1 - top), size * top,
size, 0
);
filter.setStroke(strokeColor);
filter.setStrokeWidth(strokeWidth);
filter.setFill(fillColor);
filter.setPickOnBounds(true);
filter.getStyleClass().addAll(STYLE_CLASS_DEFAULT, "predefined-filter-icon"); //NON-NLS
return filter;
}
/**
* Creates a key icon.
*
* @param size the size of the icon
* @return a key icon.
*/
public Shape createKeyIcon(double size) {
Color strokeColor = new Color(0.2, 0.2, 0.2, 1);
Color fillColor = new Color(1, 1, 1, 0);
double stroke = 1 + size / 20;
double circleRadius = size / 3;
double lineLength = circleRadius * 0.3;
double lineStartX = size / 6;
double lineStartY = size / 20;
Circle circle = new Circle(size - circleRadius, size - circleRadius, circleRadius);
Line trunk = new Line(0, 0, size - (circleRadius + circleRadius / Math.sqrt(2)) - 1, size - (circleRadius + circleRadius / Math.sqrt(2)) - 1);
Line teeth = new Line(lineStartX, lineStartY, lineStartX + lineLength, lineStartY + lineLength);
Shape shape = Shape.union(circle, Shape.union(trunk, teeth));
shape.setStrokeWidth(stroke);
shape.setStroke(strokeColor);
shape.setFill(fillColor);
shape.setPickOnBounds(true);
shape.getStyleClass().addAll(STYLE_CLASS_DEFAULT, "predefined-key-icon"); //NON-NLS
return shape;
}
/**
* Creates a calendar icon.
*
* @param size the size of the icon
* @return a calendar icon.
*/
@SuppressWarnings({"SuspiciousNameCombination", "UnnecessaryLocalVariable"})
public Shape createCalendarIcon(double size) {
Color fillColor = new Color(0.3, 0.3, 0.3, 1);
double width = size;
double height = size;
double lineWidth = width / 8;
double padding = width / 16;
double topLineHeight = 1.5 * lineWidth;
Rectangle board = new Rectangle(0, lineWidth - 1, width, height - lineWidth + 1);
board.setArcHeight(lineWidth * 2);
board.setArcWidth(lineWidth * 2);
board.setStrokeWidth(0.0);
Rectangle content = new Rectangle(padding, 3 * lineWidth, width - 2 * padding, height - 4 * lineWidth);
content.setArcWidth(lineWidth);
content.setArcHeight(lineWidth);
content.setStrokeWidth(0.0);
Line line1 = new Line(2 * lineWidth, 0, 2 * lineWidth, topLineHeight);
line1.setStrokeWidth(lineWidth);
line1.setStrokeLineCap(StrokeLineCap.ROUND);
Line line11 = new Line(2 * lineWidth, 0, 2 * lineWidth, topLineHeight);
line11.setStrokeWidth(lineWidth * 2);
line11.setStrokeLineCap(StrokeLineCap.ROUND);
Line line2 = new Line(width - 2 * lineWidth, 0, width - 2 * lineWidth, topLineHeight);
line2.setStrokeWidth(lineWidth);
line2.setStrokeLineCap(StrokeLineCap.ROUND);
Line line21 = new Line(width - 2 * lineWidth, 0, width - 2 * lineWidth, topLineHeight);
line21.setStrokeWidth(lineWidth * 2);
line21.setStrokeLineCap(StrokeLineCap.ROUND);
Rectangle dot = new Rectangle(0, 0, lineWidth, lineWidth);
dot.setStrokeLineCap(StrokeLineCap.BUTT);
Shape shape = Shape.union(Shape.union(Shape.subtract(Shape.subtract(Shape.subtract(board, content), line11), line21), line1), line2);
for (int x = 0; x < 4; x++) {
for (int y = 0; y < 2; y++) {
dot.setX(lineWidth * 1.2 + 1.5 * lineWidth * x);
dot.setY(3.8 * lineWidth + 1.5 * lineWidth * y);
shape = Shape.union(shape, dot);
}
}
shape.setFill(fillColor);
shape.setPickOnBounds(true);
shape.getStyleClass().addAll(STYLE_CLASS_DEFAULT, "predefined-calendar-icon"); //NON-NLS
return shape;
}
/**
* Creates a clock icon.
*
* @param size the size of the icon
* @return a clock icon.
*/
@SuppressWarnings({"SuspiciousNameCombination", "UnnecessaryLocalVariable"})
public Shape createClockIcon(double size) {
Color fillColor = new Color(0.3, 0.3, 0.3, 1);
double radius = size / 2;
double lineWidth = size / 16;
double dotRadius = size / 16;
double padding = size / 8;
Circle board = new Circle(radius, radius, radius);
board.setStrokeWidth(0.0);
Circle dot1 = new Circle(padding, radius, dotRadius);
dot1.setStrokeWidth(0.0);
Circle dot2 = new Circle(radius * 2 - padding, radius, dotRadius);
dot2.setStrokeWidth(0.0);
Circle dot3 = new Circle(radius, padding, dotRadius);
dot3.setStrokeWidth(0.0);
Circle dot4 = new Circle(radius, radius * 2 - padding, dotRadius);
dot4.setStrokeWidth(0.0);
Line hour = new Line(radius, radius, radius * 2 - padding * 1.5, padding * 1.5);
hour.setStrokeWidth(lineWidth);
hour.setStrokeLineCap(StrokeLineCap.ROUND);
Line minute = new Line(radius, radius, padding * 2, padding * 2);
minute.setStrokeWidth(lineWidth);
minute.setStrokeLineCap(StrokeLineCap.ROUND);
Shape shape = Shape.subtract(Shape.subtract(Shape.subtract(Shape.subtract(Shape.subtract(Shape.subtract(board, dot1), dot2), dot3), dot4), minute), hour);
shape.setFill(fillColor);
shape.setPickOnBounds(true);
shape.getStyleClass().addAll(STYLE_CLASS_DEFAULT, "predefined-clock-icon"); //NON-NLS
return shape;
}
/**
* Creates a shape by adding a down arrow to it. By default, it will be added to the bottom right of the original
* shape. The width of the arrow is 0.4 of the original shape's width.
*
* @param shape the original shape.
* @return the shape with a down arrow
*/
public Shape createArrowedIcon(Shape shape) {
return createArrowedIcon(shape, Pos.BOTTOM_RIGHT, 0.4);
}
/**
* Creates a shape by adding a down arrow to it.
*
* @param shape the original shape.
* @param pos the position of the down arrow. For now only BOTTOM_LEFT, BOTTOM_RIGHT, TOP_RIGHT, TOP_LEFT are
* supported.
* @param ratio the arrow width to the original shape's width ratio.
* @return the shape with a down arrow
*/
public Shape createArrowedIcon(Shape shape, Pos pos, double ratio) {
double width = shape.prefWidth(-1);
double height = shape.prefHeight(-1);
double arrowWidth = width * ratio;
double arrowHeight = arrowWidth / 2 + 2;
Shape arrowIcon = PredefinedShapes.getInstance().createArrowIcon(arrowWidth);
switch (pos) {
case BOTTOM_RIGHT:
arrowIcon.setLayoutX(width + 1);
arrowIcon.setLayoutY(height - arrowHeight);
break;
case BOTTOM_LEFT:
arrowIcon.setLayoutX(-arrowWidth - 1);
arrowIcon.setLayoutY(height - arrowHeight);
break;
case TOP_RIGHT:
arrowIcon.setLayoutX(width + 1);
arrowIcon.setLayoutY(arrowHeight / 2);
break;
case TOP_LEFT:
arrowIcon.setLayoutX(-arrowWidth - 1);
arrowIcon.setLayoutY(arrowHeight / 2);
break;
}
Shape union = Shape.union(shape, arrowIcon);
union.setStrokeWidth(shape.getStrokeWidth());
union.setStroke(shape.getStroke());
union.setFill(shape.getFill());
union.getStyleClass().addAll(shape.getStyleClass());
return union;
}
/**
* Creates a plus icon.
*
* @param size the size of the icon
* @return a plus icon.
*/
public Shape createPlusIcon(double size) {
Color fillColor = new Color(0.3, 0.3, 0.3, 1);
double width = 0.2;
double v = size * (1 - width) / 2;
Polygon shape = new Polygon(
0.0, v,
v, v,
v, 0.0,
size - v, 0.0,
size - v, v,
size, v,
size, size - v,
size - v, size - v,
size - v, size,
v, size,
v, size - v,
0.0, size - v
);
shape.setStrokeLineCap(StrokeLineCap.ROUND);
shape.setStroke(fillColor);
return shape;
}
/**
* Creates a minus icon.
*
* @param size the size of the icon
* @return a minus icon.
*/
public Shape createMinusIcon(double size) {
Color fillColor = new Color(0.3, 0.3, 0.3, 1);
double width = 0.2;
Rectangle shape = new Rectangle(0.0, 0.0, size, size * width);
shape.setStroke(fillColor);
return shape;
}
}
