Example usage for java.awt.geom Rectangle2D getMinY

Introduction

In this page you can find the example usage for java.awt.geom Rectangle2D getMinY.

Prototype

public double getMinY() 

Source Link

Document

Returns the smallest Y coordinate of the framing rectangle of the Shape in double precision.

Usage

From source file:org.gumtree.vis.plot1d.LogarithmizableAxis.java

/**
 * Converts a data value to a coordinate in Java2D space, assuming that
 * the axis runs along one edge of the specified plotArea.
 * Note that it is possible for the coordinate to fall outside the
 * plotArea./*from   w w w. j a v a  2s .  c om*/
 *
 * @param value  the data value.
 * @param plotArea  the area for plotting the data.
 * @param edge  the axis location.
 *
 * @return The Java2D coordinate.
 */
public double logValueToJava2D(double value, Rectangle2D plotArea, RectangleEdge edge) {

    Range range = getRange();
    double axisMin = switchedLog10(range.getLowerBound());
    double axisMax = switchedLog10(range.getUpperBound());

    double min = 0.0;
    double max = 0.0;
    if (RectangleEdge.isTopOrBottom(edge)) {
        min = plotArea.getMinX();
        max = plotArea.getMaxX();
    } else if (RectangleEdge.isLeftOrRight(edge)) {
        min = plotArea.getMaxY();
        max = plotArea.getMinY();
    }

    value = switchedLog10(value);

    if (isInverted()) {
        return max - (((value - axisMin) / (axisMax - axisMin)) * (max - min));
    } else {
        return min + (((value - axisMin) / (axisMax - axisMin)) * (max - min));
    }

}

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From source file:org.gumtree.vis.plot1d.LogarithmizableAxis.java

/**
 * Converts a coordinate in Java2D space to the corresponding data
 * value, assuming that the axis runs along one edge of the specified
 * plotArea.//www  . j av  a2  s  . c o  m
 *
 * @param java2DValue  the coordinate in Java2D space.
 * @param plotArea  the area in which the data is plotted.
 * @param edge  the axis location.
 *
 * @return The data value.
 */
public double java2DToLogValue(double java2DValue, Rectangle2D plotArea, RectangleEdge edge) {

    Range range = getRange();
    double axisMin = switchedLog10(range.getLowerBound());
    double axisMax = switchedLog10(range.getUpperBound());

    double plotMin = 0.0;
    double plotMax = 0.0;
    if (RectangleEdge.isTopOrBottom(edge)) {
        plotMin = plotArea.getX();
        plotMax = plotArea.getMaxX();
    } else if (RectangleEdge.isLeftOrRight(edge)) {
        plotMin = plotArea.getMaxY();
        plotMax = plotArea.getMinY();
    }

    if (isInverted()) {
        return switchedPow10(axisMax - ((java2DValue - plotMin) / (plotMax - plotMin)) * (axisMax - axisMin));
    } else {
        return switchedPow10(axisMin + ((java2DValue - plotMin) / (plotMax - plotMin)) * (axisMax - axisMin));
    }
}

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From source file:org.gumtree.vis.awt.JChartPanel.java

/**
  * Draws a vertical line used to trace the mouse position to the horizontal
  * axis./* ww w.  j  av a 2s  .c om*/
  *
  * @param g2 the graphics device.
  * @param x  the x-coordinate of the trace line.
  */
private void drawHorizontalAxisTrace(Graphics2D g2, int x) {

    Rectangle2D dataArea = getScreenDataArea();
    if (((int) dataArea.getMinX() < x) && (x < (int) dataArea.getMaxX())) {
        g2.setPaint(getAxisTraceColor());
        g2.setStroke(new BasicStroke(0.25f));
        g2.draw(new Line2D.Float(x, (int) dataArea.getMinY(), x, (int) dataArea.getMaxY()));
    }
}

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From source file:org.tsho.dmc2.core.chart.jfree.DmcChartPanel.java

/**
 * Handles a 'mouse dragged' event.//from   w w  w.ja  v a  2  s.  com
 *
 * @param e  the mouse event.
 */
public void mouseDragged(MouseEvent e) {

    if (this.zoomingEnabled) {
        // if the popup menu has already been triggered, then ignore dragging...
        if (popup != null && popup.isShowing()) {
            return;
        }

        Graphics2D g2 = (Graphics2D) getGraphics();

        // use XOR to erase the previous zoom rectangle (if any)...
        g2.setXORMode(java.awt.Color.gray);
        if (zoomRectangle != null) {
            if (fillZoomRectangle) {
                g2.fill(zoomRectangle);
            } else {
                g2.draw(zoomRectangle);
            }
        }

        Rectangle2D scaledDataArea = getScaledDataArea();
        if (this.horizontalZoom && this.verticalZoom) {
            // selected rectangle shouldn't extend outside the data area...
            double xmax = Math.min(e.getX(), scaledDataArea.getMaxX());
            double ymax = Math.min(e.getY(), scaledDataArea.getMaxY());
            zoomRectangle = new Rectangle2D.Double(zoomPoint.getX(), zoomPoint.getY(), xmax - zoomPoint.getX(),
                    ymax - zoomPoint.getY());
        } else if (this.horizontalZoom) {
            double xmax = Math.min(e.getX(), scaledDataArea.getMaxX());
            zoomRectangle = new Rectangle2D.Double(zoomPoint.getX(), scaledDataArea.getMinY(),
                    xmax - zoomPoint.getX(), scaledDataArea.getHeight());
        } else if (this.verticalZoom) {
            double ymax = Math.min(e.getY(), scaledDataArea.getMaxY());
            zoomRectangle = new Rectangle2D.Double(scaledDataArea.getMinX(), zoomPoint.getY(),
                    scaledDataArea.getWidth(), ymax - zoomPoint.getY());
        }

        if (zoomRectangle != null) {
            // use XOR to draw the new zoom rectangle...
            if (fillZoomRectangle) {
                g2.fill(zoomRectangle);
            } else {
                g2.draw(zoomRectangle);
            }
        }
        g2.dispose();
    }
}

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From source file:com.isti.traceview.common.TraceViewChartPanel.java

/**
 * Draws a horizontal line used to trace the mouse position to the vertical axis.
 * //from w  w w .ja  v a 2 s .c o m
 * @param g2
 *            the graphics device.
 * @param y
 *            the y-coordinate of the trace line.
 */
private void drawVerticalAxisTrace(Graphics2D g2, int y) {
    Rectangle2D dataArea = getScreenDataArea();

    g2.setXORMode(Color.orange);
    if (((int) dataArea.getMinY() < y) && (y < (int) dataArea.getMaxY())) {

        if (this.horizontalTraceLine != null) {
            g2.draw(this.horizontalTraceLine);
            this.horizontalTraceLine.setLine((int) dataArea.getMinX(), y, (int) dataArea.getMaxX(), y);
        } else {
            this.horizontalTraceLine = new Line2D.Float((int) dataArea.getMinX(), y, (int) dataArea.getMaxX(),
                    y);
        }
        g2.draw(this.horizontalTraceLine);
    }

    // Reset to the default 'overwrite' mode
    g2.setPaintMode();
}

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From source file:com.isti.traceview.common.TraceViewChartPanel.java

/**
 * Returns a point based on (x, y) but constrained to be within the bounds of the given
 * rectangle. This method could be moved to JCommon.
 * //w ww .j  a  v a 2s.co m
 * @param x
 *            the x-coordinate.
 * @param y
 *            the y-coordinate.
 * @param area
 *            the rectangle (<code>null</code> not permitted).
 * @return A point within the rectangle.
 */
private Point getPointInRectangle(int x, int y, Rectangle2D area) {
    x = (int) Math.max(Math.ceil(area.getMinX()), Math.min(x, Math.floor(area.getMaxX())));
    y = (int) Math.max(Math.ceil(area.getMinY()), Math.min(y, Math.floor(area.getMaxY())));
    return new Point(x, y);
}

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From source file:org.rdv.viz.chart.ChartPanel.java

/**
 * Draws a horizontal line used to trace the mouse position to the vertical
 * axis./*w  w w  .j  a  va2  s.  c o  m*/
 *
 * @param g2 the graphics device.
 * @param y  the y-coordinate of the trace line.
 */
private void drawVerticalAxisTrace(Graphics2D g2, int y) {

    Rectangle2D dataArea = getScreenDataArea();

    g2.setXORMode(Color.orange);
    if (((int) dataArea.getMinY() < y) && (y < (int) dataArea.getMaxY())) {

        if (this.horizontalTraceLine != null) {
            g2.draw(this.horizontalTraceLine);
            this.horizontalTraceLine.setLine((int) dataArea.getMinX(), y, (int) dataArea.getMaxX(), y);
        } else {
            this.horizontalTraceLine = new Line2D.Float((int) dataArea.getMinX(), y, (int) dataArea.getMaxX(),
                    y);
        }
        g2.draw(this.horizontalTraceLine);
    }

    // Reset to the default 'overwrite' mode
    g2.setPaintMode();
}

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From source file:com.isti.traceview.common.TraceViewChartPanel.java

/**
 * Draws a vertical line used to trace the mouse position to the horizontal axis.
 * /*from  w w  w  .j  a v  a 2 s.c o m*/
 * @param g2
 *            the graphics device.
 * @param x
 *            the x-coordinate of the trace line.
 */
private void drawHorizontalAxisTrace(Graphics2D g2, int x) {
    Rectangle2D dataArea = getScreenDataArea();

    g2.setXORMode(Color.orange);
    if (((int) dataArea.getMinX() < x) && (x < (int) dataArea.getMaxX())) {

        if (this.verticalTraceLine != null) {
            g2.draw(this.verticalTraceLine);
            this.verticalTraceLine.setLine(x, (int) dataArea.getMinY(), x, (int) dataArea.getMaxY());
        } else {
            this.verticalTraceLine = new Line2D.Float(x, (int) dataArea.getMinY(), x, (int) dataArea.getMaxY());
        }
        g2.draw(this.verticalTraceLine);
    }

    // Reset to the default 'overwrite' mode
    g2.setPaintMode();
}

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From source file:org.rdv.viz.chart.ChartPanel.java

/**
 * Draws a vertical line used to trace the mouse position to the horizontal
 * axis.//from w w w. ja  va 2 s  . c  o m
 *
 * @param g2 the graphics device.
 * @param x  the x-coordinate of the trace line.
 */
private void drawHorizontalAxisTrace(Graphics2D g2, int x) {

    Rectangle2D dataArea = getScreenDataArea();

    g2.setXORMode(Color.orange);
    if (((int) dataArea.getMinX() < x) && (x < (int) dataArea.getMaxX())) {

        if (this.verticalTraceLine != null) {
            g2.draw(this.verticalTraceLine);
            this.verticalTraceLine.setLine(x, (int) dataArea.getMinY(), x, (int) dataArea.getMaxY());
        } else {
            this.verticalTraceLine = new Line2D.Float(x, (int) dataArea.getMinY(), x, (int) dataArea.getMaxY());
        }
        g2.draw(this.verticalTraceLine);
    }

    // Reset to the default 'overwrite' mode
    g2.setPaintMode();
}

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From source file:com.isti.traceview.common.TraceViewChartPanel.java

/**
 * Handles a 'mouse released' event. On Windows, we need to check if this is a popup trigger,
 * but only if we haven't already been tracking a zoom rectangle.
 * /*from   w w  w  . j a v  a  2 s  .c  om*/
 * @param e
 *            information about the event.
 */
public void mouseReleased(MouseEvent e) {
    if (this.zoomRectangle != null) {
        boolean hZoom = false;
        boolean vZoom = false;
        if (this.orientation == PlotOrientation.HORIZONTAL) {
            hZoom = this.rangeZoomable;
            vZoom = this.domainZoomable;
        } else {
            hZoom = this.domainZoomable;
            vZoom = this.rangeZoomable;
        }

        boolean zoomTrigger1 = hZoom && Math.abs(e.getX() - this.zoomPoint.getX()) >= this.zoomTriggerDistance;
        boolean zoomTrigger2 = vZoom && Math.abs(e.getY() - this.zoomPoint.getY()) >= this.zoomTriggerDistance;
        if (zoomTrigger1 || zoomTrigger2) {
            if ((hZoom && (e.getX() < this.zoomPoint.getX()))
                    || (vZoom && (e.getY() < this.zoomPoint.getY()))) {
                restoreAutoBounds();
            } else {
                double x, y, w, h;
                Rectangle2D screenDataArea = getScreenDataArea((int) this.zoomPoint.getX(),
                        (int) this.zoomPoint.getY());
                // for mouseReleased event, (horizontalZoom || verticalZoom)
                // will be true, so we can just test for either being false;
                // otherwise both are true
                if (!vZoom) {
                    x = this.zoomPoint.getX();
                    y = screenDataArea.getMinY();
                    w = Math.min(this.zoomRectangle.getWidth(),
                            screenDataArea.getMaxX() - this.zoomPoint.getX());
                    h = screenDataArea.getHeight();
                } else if (!hZoom) {
                    x = screenDataArea.getMinX();
                    y = this.zoomPoint.getY();
                    w = screenDataArea.getWidth();
                    h = Math.min(this.zoomRectangle.getHeight(),
                            screenDataArea.getMaxY() - this.zoomPoint.getY());
                } else {
                    x = this.zoomPoint.getX();
                    y = this.zoomPoint.getY();
                    w = Math.min(this.zoomRectangle.getWidth(),
                            screenDataArea.getMaxX() - this.zoomPoint.getX());
                    h = Math.min(this.zoomRectangle.getHeight(),
                            screenDataArea.getMaxY() - this.zoomPoint.getY());
                }
                Rectangle2D zoomArea = new Rectangle2D.Double(x, y, w, h);
                zoom(zoomArea);
            }
            this.zoomPoint = null;
            this.zoomRectangle = null;
        } else {
            // Erase the zoom rectangle
            Graphics2D g2 = (Graphics2D) getGraphics();
            drawZoomRectangle(g2);
            g2.dispose();
            this.zoomPoint = null;
            this.zoomRectangle = null;
        }
    }

    else if (e.isPopupTrigger()) {
        if (this.popup != null) {
            displayPopupMenu(e.getX(), e.getY());
        }
    }
}

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