Example usage for java.awt.geom Point2D getX

List of usage examples for java.awt.geom Point2D getX

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Introduction

In this page you can find the example usage for java.awt.geom Point2D getX.

Prototype

public abstract double getX();

Source Link

Document

Returns the X coordinate of this Point2D in double precision.

Usage

From source file:com.t_oster.visicut.misc.Helper.java

/**
* Compute the rotation angle of an affine transformation.
* Counter-clockwise rotation is considered positive.
*
* method taken from http://javagraphics.blogspot.com/
*
* @return rotation angle in radians (beween -pi and pi),
*  or NaN if the transformation is bogus.
*//*from w  w  w  . j  a  va  2 s  .c  o  m*/
public static double getRotationAngle(AffineTransform transform) {
    transform = (AffineTransform) transform.clone();
    // Eliminate any post-translation
    transform.preConcatenate(
            AffineTransform.getTranslateInstance(-transform.getTranslateX(), -transform.getTranslateY()));
    Point2D p1 = new Point2D.Double(1, 0);
    p1 = transform.transform(p1, p1);
    return Math.atan2(p1.getY(), p1.getX());
}

From source file:org.gumtree.vis.mask.ChartMaskingUtilities.java

public static Abstract2DMask translateChartRectangle(Abstract2DMask mask, Rectangle2D imageArea,
        JFreeChart chart) {//  w  ww . j a  va 2 s.c  o m
    Rectangle2D bound = mask.getRectangleFrame();
    Point2D start = new Point2D.Double(bound.getMinX(), bound.getMinY());
    Point2D end = new Point2D.Double(bound.getMaxX(), bound.getMaxY());
    Point2D screenStart = translateChartPoint(start, imageArea, chart);
    Point2D screenEnd = translateChartPoint(end, imageArea, chart);
    Abstract2DMask imageMask = mask.clone();
    imageMask.setRectangleFrame(new Rectangle2D.Double(Math.min(screenStart.getX(), screenEnd.getX()),
            Math.min(screenStart.getY(), screenEnd.getY()), Math.abs(screenStart.getX() - screenEnd.getX()),
            Math.abs(screenStart.getY() - screenEnd.getY())));
    return imageMask;
}

From source file:org.gumtree.vis.mask.ChartMaskingUtilities.java

public static Point2D translateChartPoint(Point2D point, Rectangle2D imageArea, JFreeChart chart) {
    XYPlot plot = chart.getXYPlot();/*from w  w w . j  a  v  a  2s .co  m*/
    double x, y;

    ValueAxis domainAxis = plot.getDomainAxis();
    ValueAxis rangeAxis = plot.getRangeAxis();

    x = domainAxis.valueToJava2D(point.getX(), imageArea, RectangleEdge.BOTTOM);
    y = rangeAxis.valueToJava2D(point.getY(), imageArea, RectangleEdge.LEFT);

    return new Point2D.Double(x, y);
}

From source file:com.t_oster.visicut.misc.Helper.java

/**
 * Returns an AffineTransform, which transformes src to dest
 * and constists of a scale and translate component
 * @param src/*from w ww  . j  a  va2  s  .c o m*/
 * @param dest
 * @return
 */
public static AffineTransform getTransform(Rectangle2D src, Rectangle2D dest) {
    AffineTransform scale = AffineTransform.getScaleInstance(dest.getWidth() / src.getWidth(),
            dest.getHeight() / src.getHeight());
    Point2D scaled = scale.transform(new Point.Double(src.getX(), src.getY()), null);
    AffineTransform result = AffineTransform.getTranslateInstance(dest.getX() - scaled.getX(),
            dest.getY() - scaled.getY());
    result.concatenate(scale);
    return result;
}

From source file:org.gumtree.vis.mask.ChartMaskingUtilities.java

private static void drawMaskName(Graphics2D g2, AbstractMask mask, Rectangle2D imageArea, double fontSizeRate) {
    if (mask.getName() == null) {
        return;/* w  ww  .  ja v  a  2s .  c  o  m*/
    }
    Point2D fontLocation = mask.getTitleLocation(imageArea);
    g2.setPaint(Color.black);
    Font currentFont = g2.getFont();
    g2.setFont(currentFont.deriveFont((float) (maskNameFont.getSize() * fontSizeRate)).deriveFont(Font.ITALIC));
    g2.drawString(mask.getName(), (int) fontLocation.getX(), (int) fontLocation.getY());
    g2.setFont(currentFont);
}

From source file:net.sf.mzmine.chartbasics.ChartLogicsFX.java

/**
 * Translates screen (pixel) values to plot values
 * //from  w  w  w  .  j a v a2 s. com
 * @param myChart
 * @return width in data space for x and y
 */
public static Point2D screenValueToPlotValue(ChartViewer myChart, int val) {
    Point2D p = mouseXYToPlotXY(myChart, 0, 0);
    Point2D p2 = mouseXYToPlotXY(myChart, val, val);
    // inverted y
    return new Point2D.Double(p2.getX() - p.getX(), p.getY() - p2.getY());
}

From source file:net.sf.mzmine.chartbasics.ChartLogics.java

/**
 * Translates screen (pixel) values to plot values
 * /* www  . jav a  2s . c  o  m*/
 * @param myChart
 * @return width in data space for x and y
 * @throws Exception
 */
public static Point2D screenValueToPlotValue(ChartPanel myChart, int val) throws Exception {
    Point2D p = mouseXYToPlotXY(myChart, 0, 0);
    Point2D p2 = mouseXYToPlotXY(myChart, val, val);
    // inverted y
    return new Point2D.Double(p2.getX() - p.getX(), p.getY() - p2.getY());
}

From source file:org.gumtree.vis.mask.ChartMaskingUtilities.java

public static Shape translateChartShape(Shape shape, Rectangle2D imageArea, JFreeChart chart) {
    if (shape instanceof Line2D) {
        Line2D line = (Line2D) shape;
        double length = line.getP1().distance(line.getP2());
        if (length == 0) {
            Point2D point = line.getP1();
            Point2D newPoint = ChartMaskingUtilities.translateChartPoint(point, imageArea, chart);
            Shape oShape = ShapeUtilities.createDiagonalCross(5f, 0.2f);
            //             Shape oShape = ShapeUtilities.createRegularCross(3f, 0.5f);
            Shape newShape = ShapeUtilities.createTranslatedShape(oShape, newPoint.getX(), newPoint.getY());
            return newShape;
        } else if (length < 1e-6) {
            if (line.getP1().getX() == line.getP2().getX()) {
                double newX = ChartMaskingUtilities.translateChartPoint(line.getP1(), imageArea, chart).getX();
                Line2D newLine = new Line2D.Double(newX, imageArea.getMinY(), newX, imageArea.getMaxY());
                return newLine;
            } else {
                double newY = ChartMaskingUtilities.translateChartPoint(line.getP1(), imageArea, chart).getY();
                Line2D newLine = new Line2D.Double(imageArea.getMinX(), newY, imageArea.getMaxX(), newY);
                return newLine;
            }//from   www  . ja va 2s .  c o  m
        }
        Line2D newShape = (Line2D) line.clone();
        Point2D newP1 = translateChartPoint(line.getP1(), imageArea, chart);
        Point2D newP2 = translateChartPoint(line.getP2(), imageArea, chart);
        newShape.setLine(newP1, newP2);
        return newShape;
    } else if (shape instanceof RectangularShape) {
        RectangularShape rect = (RectangularShape) shape;
        RectangularShape newShape = (RectangularShape) rect.clone();
        Rectangle2D bound = rect.getBounds2D();
        Point2D start = new Point2D.Double(bound.getMinX(), bound.getMinY());
        Point2D end = new Point2D.Double(bound.getMaxX(), bound.getMaxY());
        Point2D screenStart = translateChartPoint(start, imageArea, chart);
        Point2D screenEnd = translateChartPoint(end, imageArea, chart);
        newShape.setFrame(new Rectangle2D.Double(Math.min(screenStart.getX(), screenEnd.getX()),
                Math.min(screenStart.getY(), screenEnd.getY()), Math.abs(screenStart.getX() - screenEnd.getX()),
                Math.abs(screenStart.getY() - screenEnd.getY())));
        return newShape;
    } else {
        return shape;
    }
}

From source file:org.gumtree.vis.mask.ChartMaskingUtilities.java

public static Point2D translateChartPoint(Point2D point, Rectangle2D imageArea, JFreeChart chart,
        int rangeAxisIndex) {
    XYPlot plot = chart.getXYPlot();//  w w w.  ja  v  a2  s  .c o m
    double x, y;

    ValueAxis domainAxis = plot.getDomainAxis();
    ValueAxis rangeAxis;
    if (rangeAxisIndex < 0 || rangeAxisIndex >= plot.getRangeAxisCount()) {
        rangeAxis = plot.getRangeAxis();
    } else {
        rangeAxis = plot.getRangeAxis(rangeAxisIndex);
    }
    x = domainAxis.valueToJava2D(point.getX(), imageArea, RectangleEdge.BOTTOM);
    y = rangeAxis.valueToJava2D(point.getY(), imageArea, RectangleEdge.LEFT);

    return new Point2D.Double(x, y);
}

From source file:org.gumtree.vis.mask.ChartMaskingUtilities.java

public static void drawText(Graphics2D g2, Rectangle2D imageArea,
        LinkedHashMap<Rectangle2D, String> textContentMap, JFreeChart chart) {
    if (textContentMap == null || textContentMap.size() == 0) {
        return;//from   w  w w. ja  v a 2s. c  o m
    }
    //      for (Entry<Rectangle2D, String> textEntry : textMap.entrySet()) {
    //         Rectangle2D rect = textEntry.getKey();
    //         String text = textEntry.getValue();
    //         drawText(g2, imageArea, rect, text, chart);
    //      }
    Color oldColor = g2.getColor();
    g2.setColor(Color.BLACK);
    for (Entry<Rectangle2D, String> entry : textContentMap.entrySet()) {
        Rectangle2D rect = entry.getKey();
        Point2D screenPoint = ChartMaskingUtilities
                .translateChartPoint(new Point2D.Double(rect.getX(), rect.getY()), imageArea, chart);
        String text = entry.getValue();
        if (text == null) {
            continue;
        }
        String[] lines = text.split("\n");
        g2.setColor(Color.BLACK);
        for (int i = 0; i < lines.length; i++) {
            g2.drawString(lines[i], (int) screenPoint.getX() + 3, (int) screenPoint.getY() - 3 + i * 15);
        }
        //         if (rect == selectedTextWrapper) {
        //            FontMetrics fm = g2.getFontMetrics();
        //            int maxWidth = 0;
        //            int maxHeight = 0;
        //            for (int i = 0; i < lines.length; i++) {
        //               int lineWidth = fm.stringWidth(lines[i]);
        //               if (lineWidth > maxWidth) {
        //                  maxWidth = lineWidth;
        //               }
        //            }
        //            maxHeight = 15 * lines.length;
        //            if (maxWidth < 100) {
        //               maxWidth = 100;
        //            }
        //            Rectangle2D inputBox = new Rectangle2D.Double(screenPoint.getX(), screenPoint.getY() - 15, maxWidth + 8, maxHeight);
        //              Color fillColor = new Color(250, 250, 50, 30);
        //              g2.setPaint(fillColor);
        //              g2.fill(inputBox);
        //            g2.setColor(Color.ORANGE);
        //            g2.drawRect((int) screenPoint.getX(), (int) screenPoint.getY() - 15, maxWidth + 8, maxHeight);
        //
        //         }
        //         g2.drawString(text == null ? "" : text, (int) screenPoint.getX() + 3, (int) screenPoint.getY() - 3);
    }
    g2.setColor(oldColor);
}