Examples with Point2D java.awt.geom.Point2D used on opensource projects

Example 26 with Point2D

use of java.awt.geom.Point2D in project opennms by OpenNMS.

the class TopoFRLayout method calcRepulsion.

protected void calcRepulsion(V v1) {
    FRVertexData fvd1 = getFRData(v1);
    if (fvd1 == null)
        return;
    fvd1.setLocation(0, 0);
    try {
        for (V v2 : getGraph().getVertices()) {
            if (v1 != v2) {
                Point2D p1 = transform(v1);
                Point2D p2 = transform(v2);
                if (p1 == null || p2 == null)
                    continue;
                double xDelta = p1.getX() - p2.getX();
                double yDelta = p1.getY() - p2.getY();
                xDelta = Math.abs(xDelta) > EPSILON ? xDelta : xDelta == 0 ? epsilon() : Math.signum(xDelta) * EPSILON;
                yDelta = Math.abs(yDelta) > EPSILON ? yDelta : yDelta == 0 ? epsilon() : Math.signum(yDelta) * EPSILON;
                double deltaLength = Math.sqrt((xDelta * xDelta) + (yDelta * yDelta));
                double force = (repulsion_constant * repulsion_constant) / deltaLength;
                if (Double.isNaN(force)) {
                    throw new RuntimeException("Unexpected mathematical result in FRLayout:calcPositions [repulsion]");
                }
                fvd1.offset((xDelta / deltaLength) * force, (yDelta / deltaLength) * force);
            }
        }
    } catch (ConcurrentModificationException cme) {
        calcRepulsion(v1);
    }
}

Example 27 with Point2D

use of java.awt.geom.Point2D in project opennms by OpenNMS.

the class DblBoundingBox method computeWithAspectRatio.

public DblBoundingBox computeWithAspectRatio(double R) {
    double r = getAspectRatio();
    double width = r < R ? Math.round(getHeight() * R) : getWidth();
    double height = r < R ? getHeight() : Math.round(getWidth() / R);
    Point2D center = getCenter();
    return new DblBoundingBox(center, width, height);
}

Example 28 with Point2D

use of java.awt.geom.Point2D in project spatial-portal by AtlasOfLivingAustralia.

the class AooEooComposer method aooProcess.

private int aooProcess(LegendObject legend, double gridSize) {
    Set set = new HashSet<Point2D>();
    for (String key : legend.getCategories().keySet()) {
        try {
            //key=latitude,longitude
            String[] ll = key.split(",");
            Point2D point = new Point2D.Float(round(Double.parseDouble(ll[1]), gridSize), round(Double.parseDouble(ll[0]), gridSize));
            set.add(point);
        } catch (Exception e) {
        }
    }
    return set.size();
}

Example 29 with Point2D

use of java.awt.geom.Point2D in project adempiere by adempiere.

the class ImageElement method paint.

/**
	 * 	Paint Image
	 * 	@param g2D Graphics
	 *  @param pageStart top left Location of page
	 *  @param pageNo page number for multi page support (0 = header/footer) - ignored
	 *  @param ctx print context
	 *  @param isView true if online view (IDs are links)
	 */
public void paint(Graphics2D g2D, int pageNo, Point2D pageStart, Properties ctx, boolean isView) {
    if (m_image == null)
        return;
    //	Position
    Point2D.Double location = getAbsoluteLocation(pageStart);
    int x = (int) location.x;
    if (MPrintFormatItem.FIELDALIGNMENTTYPE_TrailingRight.equals(p_FieldAlignmentType))
        x += p_maxWidth - p_width;
    else if (MPrintFormatItem.FIELDALIGNMENTTYPE_Center.equals(p_FieldAlignmentType))
        x += (p_maxWidth - p_width) / 2;
    int y = (int) location.y;
    // 	map a scaled and shifted version of the image to device space
    AffineTransform transform = new AffineTransform();
    transform.translate(x, y);
    transform.scale(m_scaleFactor, m_scaleFactor);
    g2D.drawImage(m_image, transform, this);
}

Example 30 with Point2D

use of java.awt.geom.Point2D in project adempiere by adempiere.

the class StringElement method paint.

//	getDrillAcross
/**************************************************************************
	 * 	Paint/Print.
	 *  Calculate actual Size.
	 *  The text is printed in the topmost left position - i.e. the leading is below the line
	 * 	@param g2D Graphics
	 *  @param pageStart top left Location of page
	 *  @param pageNo page number for multi page support (0 = header/footer) - ignored
	 *  @param ctx print context
	 *  @param isView true if online view (IDs are links)
	 */
public void paint(Graphics2D g2D, int pageNo, Point2D pageStart, Properties ctx, boolean isView) {
    //	log.finest( "StringElement.paint", "<" + m_originalString + "> " + p_pageLocation.x + "/" + p_pageLocation.y
    //		+ ", Clip=" + g2D.getClip()
    //		+ ", Translate=" + g2D.getTransform().getTranslateX() + "/" + g2D.getTransform().getTranslateY()
    //		+ ", Scale=" + g2D.getTransform().getScaleX() + "/" + g2D.getTransform().getScaleY()
    //		+ ", Shear=" + g2D.getTransform().getShearX() + "/" + g2D.getTransform().getShearY());
    Point2D.Double location = getAbsoluteLocation(pageStart);
    //
    if (m_originalString != null)
        translate(ctx);
    AttributedString aString = null;
    AttributedCharacterIterator iter = null;
    AttributedCharacterIterator iter2 = null;
    float xPos = (float) location.x;
    float yPos = (float) location.y;
    float yPen = 0f;
    float height = 0f;
    float width = 0f;
    //	for all lines
    for (int i = 0; i < m_string_paper.length; i++) {
        //	Get Text
        if (isView) {
            if (m_string_view[i] == null)
                continue;
            aString = m_string_view[i];
        } else {
            if (m_string_paper[i] == null)
                continue;
            aString = m_string_paper[i];
        }
        iter = aString.getIterator();
        //	Zero Length
        if (iter.getBeginIndex() == iter.getEndIndex())
            continue;
        //	Check for Tab (just first) and 16 bit characters
        int tabPos = -1;
        boolean is8Bit = true;
        for (char c = iter.first(); c != CharacterIterator.DONE; c = iter.next()) {
            if (c == '\t' && tabPos == -1)
                tabPos = iter.getIndex();
            if (c > 255)
                is8Bit = false;
        }
        TextLayout layout = null;
        float xPen = xPos;
        //	No Limit
        if (p_maxWidth == 0f) {
            if (tabPos == -1) {
                layout = new TextLayout(iter, g2D.getFontRenderContext());
                yPen = yPos + layout.getAscent();
                //	layout.draw(g2D, xPen, yPen);
                g2D.setFont(m_font);
                g2D.setPaint(m_paint);
                g2D.drawString(iter, xPen, yPen);
                //
                yPos += layout.getAscent() + layout.getDescent() + layout.getLeading();
                if (width < layout.getAdvance())
                    width = layout.getAdvance();
            } else //	we have a tab
            {
                LineBreakMeasurer measurer = new LineBreakMeasurer(iter, g2D.getFontRenderContext());
                layout = measurer.nextLayout(9999, tabPos, false);
                float lineHeight_1 = layout.getAscent() + layout.getDescent() + layout.getLeading();
                yPen = yPos + layout.getAscent();
                //	first part before tab
                layout.draw(g2D, xPen, yPen);
                xPen = getTabPos(xPos, layout.getAdvance());
                float lineWidth = xPen - xPos;
                //, iter.getEndIndex(), true);
                layout = measurer.nextLayout(9999);
                float lineHeight_2 = layout.getAscent() + layout.getDescent() + layout.getLeading();
                //	second part after tab
                layout.draw(g2D, xPen, yPen);
                //
                yPos += Math.max(lineHeight_1, lineHeight_2);
                lineWidth += layout.getAdvance();
                if (width < lineWidth)
                    width = lineWidth;
            }
        //	log.finest( "StringElement.paint - No Limit - " + location.x + "/" + yPos
        //		+ " w=" + layout.getAdvance() + ",h=" + lineHeight + ", Bounds=" + layout.getBounds());
        } else //	Size Limits
        {
            boolean fastDraw = LayoutEngine.s_FASTDRAW;
            if (fastDraw && !isView && !is8Bit)
                fastDraw = false;
            LineBreakMeasurer measurer = new LineBreakMeasurer(iter, g2D.getFontRenderContext());
            while (measurer.getPosition() < iter.getEndIndex()) {
                if (tabPos == -1) {
                    layout = measurer.nextLayout(p_maxWidth);
                    if (measurer.getPosition() < iter.getEndIndex())
                        fastDraw = false;
                } else //	tab
                {
                    fastDraw = false;
                    layout = measurer.nextLayout(p_maxWidth, tabPos, false);
                }
                //	Line Height
                float lineHeight = layout.getAscent() + layout.getDescent() + layout.getLeading();
                if (//	one line only
                p_maxHeight == -1f && i == 0)
                    p_maxHeight = lineHeight;
                //	If we have hight left over
                if (p_maxHeight == 0f || (height + lineHeight) <= p_maxHeight) {
                    yPen = (float) location.y + height + layout.getAscent();
                    //	Tab in Text
                    if (tabPos != -1) {
                        //	first part before tab
                        layout.draw(g2D, xPen, yPen);
                        xPen = getTabPos(xPos, layout.getAdvance());
                        layout = measurer.nextLayout(p_width, iter.getEndIndex(), true);
                        //	reset (just one tab)
                        tabPos = -1;
                    } else if ((MPrintFormatItem.FIELDALIGNMENTTYPE_TrailingRight.equals(p_FieldAlignmentType) && layout.isLeftToRight()) || (MPrintFormatItem.FIELDALIGNMENTTYPE_LeadingLeft.equals(p_FieldAlignmentType) && !layout.isLeftToRight()))
                        xPen += p_maxWidth - layout.getAdvance();
                    else if (MPrintFormatItem.FIELDALIGNMENTTYPE_Center.equals(p_FieldAlignmentType))
                        xPen += (p_maxWidth - layout.getAdvance()) / 2;
                    else if (MPrintFormatItem.FIELDALIGNMENTTYPE_Block.equals(p_FieldAlignmentType) && measurer.getPosition() < iter.getEndIndex()) {
                        layout = layout.getJustifiedLayout(p_maxWidth);
                        fastDraw = false;
                    }
                    if (fastDraw) {
                        g2D.setFont(m_font);
                        g2D.setPaint(m_paint);
                        g2D.drawString(iter, xPen, yPen);
                        height += lineHeight;
                        break;
                    } else {
                        layout.draw(g2D, xPen, yPen);
                    }
                    height += lineHeight;
                //	log.finest( "StringElement.paint - Limit - " + xPen + "/" + yPen
                //		+ " w=" + layout.getAdvance() + ",h=" + lineHeight + ", Align=" + p_FieldAlignmentType + ", Max w=" + p_maxWidth + ",h=" + p_maxHeight + ", Bounds=" + layout.getBounds());
                }
            }
            width = p_maxWidth;
        }
    //	size limits
    }
    //	for all strings
    if (m_check != null) {
        int x = (int) (location.x + width + 1);
        int y = (int) (location.y);
        g2D.drawImage(m_check.booleanValue() ? LayoutEngine.IMAGE_TRUE : LayoutEngine.IMAGE_FALSE, x, y, this);
    }
}