List of usage examples for java.awt.geom GeneralPath lineTo
public abstract void lineTo(double x, double y);
From source file:org.lmn.fc.frameworks.starbase.plugins.observatory.ui.tabs.charts.ChartUIHelper.java
/*********************************************************************************************** * Set the shape for the Chart legend items. * * @param renderer/*from w w w . j a v a 2 s . co m*/ */ static void setLegendShape(final XYLineAndShapeRenderer renderer) { final GeneralPath pathBlock; pathBlock = new GeneralPath(); pathBlock.moveTo(-7.0f, -3.0f); pathBlock.lineTo(7.0f, -3.0f); pathBlock.moveTo(-7.0f, -2.0f); pathBlock.lineTo(7.0f, -2.0f); pathBlock.moveTo(-7.0f, -1.0f); pathBlock.lineTo(7.0f, -1.0f); pathBlock.moveTo(-7.0f, 0.0f); pathBlock.lineTo(7.0f, 0.0f); pathBlock.moveTo(-7.0f, 1.0f); pathBlock.lineTo(7.0f, 1.0f); pathBlock.moveTo(-7.0f, 2.0f); pathBlock.lineTo(7.0f, 2.0f); pathBlock.moveTo(-7.0f, 3.0f); pathBlock.lineTo(7.0f, 3.0f); renderer.setLegendLine(pathBlock); }
From source file:Main.java
/** * Creates a region surrounding a line segment by 'widening' the line * segment. A typical use for this method is the creation of a * 'clickable' region for a line that is displayed on-screen. * * @param line the line (<code>null</code> not permitted). * @param width the width of the region. * * @return A region that surrounds the line. */// w w w . ja va 2 s.co m public static Shape createLineRegion(final Line2D line, final float width) { final GeneralPath result = new GeneralPath(); final float x1 = (float) line.getX1(); final float x2 = (float) line.getX2(); final float y1 = (float) line.getY1(); final float y2 = (float) line.getY2(); if ((x2 - x1) != 0.0) { final double theta = Math.atan((y2 - y1) / (x2 - x1)); final float dx = (float) Math.sin(theta) * width; final float dy = (float) Math.cos(theta) * width; result.moveTo(x1 - dx, y1 + dy); result.lineTo(x1 + dx, y1 - dy); result.lineTo(x2 + dx, y2 - dy); result.lineTo(x2 - dx, y2 + dy); result.closePath(); } else { // special case, vertical line result.moveTo(x1 - width / 2.0f, y1); result.lineTo(x1 + width / 2.0f, y1); result.lineTo(x2 + width / 2.0f, y2); result.lineTo(x2 - width / 2.0f, y2); result.closePath(); } return result; }
From source file:edu.gmu.cs.sim.util.media.chart.ScatterPlotSeriesAttributes.java
static Shape[] buildShapes() { Shape[] s = new Shape[7]; GeneralPath g = null; // Circle/*from ww w.ja v a 2 s.c o m*/ s[0] = new Ellipse2D.Double(-3, -3, 6, 6); // Rectangle Rectangle2D.Double r = new Rectangle2D.Double(-3, -3, 6, 6); s[1] = r; // Diamond s[2] = AffineTransform.getRotateInstance(Math.PI / 4.0).createTransformedShape(r); // Cross + g = new GeneralPath(); g.moveTo(-0.5f, -3); g.lineTo(-0.5f, -0.5f); g.lineTo(-3, -0.5f); g.lineTo(-3, 0.5f); g.lineTo(-0.5f, 0.5f); g.lineTo(-0.5f, 3); g.lineTo(0.5f, 3); g.lineTo(0.5f, 0.5f); g.lineTo(3, 0.5f); g.lineTo(3, -0.5f); g.lineTo(0.5f, -0.5f); g.lineTo(0.5f, -3); g.closePath(); s[3] = g; // X s[4] = g.createTransformedShape(AffineTransform.getRotateInstance(Math.PI / 4.0)); // Up Triangle g = new GeneralPath(); g.moveTo(0f, -3); g.lineTo(-3, 3); g.lineTo(3, 3); g.closePath(); s[5] = g; // Down Triangle s[6] = g.createTransformedShape(AffineTransform.getRotateInstance(Math.PI)); return s; }
From source file:DrawShapes_2008.java
/** * Generates a star Shape from the given location, radii, and points * parameters. The Shape is created by constructing a GeneralPath * that moves between the inner and outer rings. *//*ww w . j av a2 s . com*/ private static Shape generateStar(double x, double y, double innerRadius, double outerRadius, int pointsCount) { GeneralPath path = new GeneralPath(); double outerAngleIncrement = 2 * Math.PI / pointsCount; double outerAngle = 0.0; double innerAngle = outerAngleIncrement / 2.0; x += outerRadius; y += outerRadius; float x1 = (float) (Math.cos(outerAngle) * outerRadius + x); float y1 = (float) (Math.sin(outerAngle) * outerRadius + y); float x2 = (float) (Math.cos(innerAngle) * innerRadius + x); float y2 = (float) (Math.sin(innerAngle) * innerRadius + y); path.moveTo(x1, y1); path.lineTo(x2, y2); outerAngle += outerAngleIncrement; innerAngle += outerAngleIncrement; for (int i = 1; i < pointsCount; i++) { x1 = (float) (Math.cos(outerAngle) * outerRadius + x); y1 = (float) (Math.sin(outerAngle) * outerRadius + y); path.lineTo(x1, y1); x2 = (float) (Math.cos(innerAngle) * innerRadius + x); y2 = (float) (Math.sin(innerAngle) * innerRadius + y); path.lineTo(x2, y2); outerAngle += outerAngleIncrement; innerAngle += outerAngleIncrement; } path.closePath(); return path; }
From source file:com.rapidminer.gui.new_plotter.engine.jfreechart.PlotInstanceLegendCreator.java
private static GeneralPath createAreaShape() { GeneralPath areaShape = new GeneralPath(); areaShape.moveTo(0, 0);//w w w . j av a 2s . co m areaShape.lineTo(0, -5); areaShape.lineTo(5, -10); areaShape.lineTo(10, -5); areaShape.lineTo(15, -7); areaShape.lineTo(15, 0); areaShape.closePath(); return areaShape; }
From source file:com.rapidminer.gui.new_plotter.engine.jfreechart.PlotInstanceLegendCreator.java
private static GeneralPath createBarShape() { GeneralPath barShape = new GeneralPath(); barShape.moveTo(0, 0);//from ww w .j av a2 s . c o m barShape.lineTo(0, -5); barShape.lineTo(5, -5); barShape.lineTo(5, 0); barShape.lineTo(5, -15); barShape.lineTo(10, -15); barShape.lineTo(10, 0); barShape.lineTo(10, -10); barShape.lineTo(15, -10); barShape.lineTo(15, 0); barShape.closePath(); return barShape; }
From source file:Main.java
/** * Reads a <code>Shape</code> object that has been serialised by the * {@link #writeShape(Shape, ObjectOutputStream)} method. * * @param stream the input stream (<code>null</code> not permitted). * * @return The shape object (possibly <code>null</code>). * * @throws IOException if there is an I/O problem. * @throws ClassNotFoundException if there is a problem loading a class. *//*from w ww .j av a 2 s . c o m*/ public static Shape readShape(final ObjectInputStream stream) throws IOException, ClassNotFoundException { if (stream == null) { throw new IllegalArgumentException("Null 'stream' argument."); } Shape result = null; final boolean isNull = stream.readBoolean(); if (!isNull) { final Class c = (Class) stream.readObject(); if (c.equals(Line2D.class)) { final double x1 = stream.readDouble(); final double y1 = stream.readDouble(); final double x2 = stream.readDouble(); final double y2 = stream.readDouble(); result = new Line2D.Double(x1, y1, x2, y2); } else if (c.equals(Rectangle2D.class)) { final double x = stream.readDouble(); final double y = stream.readDouble(); final double w = stream.readDouble(); final double h = stream.readDouble(); result = new Rectangle2D.Double(x, y, w, h); } else if (c.equals(Ellipse2D.class)) { final double x = stream.readDouble(); final double y = stream.readDouble(); final double w = stream.readDouble(); final double h = stream.readDouble(); result = new Ellipse2D.Double(x, y, w, h); } else if (c.equals(Arc2D.class)) { final double x = stream.readDouble(); final double y = stream.readDouble(); final double w = stream.readDouble(); final double h = stream.readDouble(); final double as = stream.readDouble(); // Angle Start final double ae = stream.readDouble(); // Angle Extent final int at = stream.readInt(); // Arc type result = new Arc2D.Double(x, y, w, h, as, ae, at); } else if (c.equals(GeneralPath.class)) { final GeneralPath gp = new GeneralPath(); final float[] args = new float[6]; boolean hasNext = stream.readBoolean(); while (!hasNext) { final int type = stream.readInt(); for (int i = 0; i < 6; i++) { args[i] = stream.readFloat(); } switch (type) { case PathIterator.SEG_MOVETO: gp.moveTo(args[0], args[1]); break; case PathIterator.SEG_LINETO: gp.lineTo(args[0], args[1]); break; case PathIterator.SEG_CUBICTO: gp.curveTo(args[0], args[1], args[2], args[3], args[4], args[5]); break; case PathIterator.SEG_QUADTO: gp.quadTo(args[0], args[1], args[2], args[3]); break; case PathIterator.SEG_CLOSE: gp.closePath(); break; default: throw new RuntimeException("JFreeChart - No path exists"); } gp.setWindingRule(stream.readInt()); hasNext = stream.readBoolean(); } result = gp; } else { result = (Shape) stream.readObject(); } } return result; }
From source file:MainClass.java
protected Shape create() { GeneralPath path = new GeneralPath(); path.moveTo(50, 30);// w w w. j a v a2 s .co m path.lineTo(30, 200); return path; }
From source file:Main.java
public void paint(Graphics g) { Graphics2D g2 = (Graphics2D) g; RenderingHints rh = g2.getRenderingHints(); rh.put(RenderingHints.KEY_ANTIALIASING, RenderingHints.VALUE_ANTIALIAS_ON); g2.setRenderingHints(rh);//from w w w . j a v a 2 s. c o m BasicStroke bs = new BasicStroke(36.0f, BasicStroke.CAP_BUTT, BasicStroke.JOIN_BEVEL); g2.setStroke(bs); GeneralPath path = new GeneralPath(); path.moveTo(30.0f, 90.0f); path.lineTo(150.0f, 20.0f); path.lineTo(270.0f, 90.0f); g2.draw(path); }
From source file:Main.java
public void paint(Graphics g) { Graphics2D g2 = (Graphics2D) g; RenderingHints rh = g2.getRenderingHints(); rh.put(RenderingHints.KEY_ANTIALIASING, RenderingHints.VALUE_ANTIALIAS_ON); g2.setRenderingHints(rh);//from w w w . ja va 2s .c om BasicStroke bs = new BasicStroke(36.0f, BasicStroke.CAP_BUTT, BasicStroke.JOIN_MITER); g2.setStroke(bs); GeneralPath path = new GeneralPath(); path.moveTo(30.0f, 90.0f); path.lineTo(150.0f, 20.0f); path.lineTo(270.0f, 90.0f); g2.draw(path); }