java.awt.Rectangle#Double ( )源码实例Demo

void drawText(Graphics2D g, Rectangle2D area) {
    float x, y;
    for (ChartText text : this.texts) {
        x = (float) (area.getWidth() * text.getX());
        y = (float) (area.getHeight() * (1 - text.getY()));
        Dimension dim = Draw.getStringDimension(text.getText(), g);
        Rectangle.Double rect = new Rectangle.Double(x, y, dim.getWidth(), dim.getHeight());
        if (text.isFill()) {
            g.setColor(text.getBackground());
            g.fill(rect);
        }
        if (text.isDrawNeatline()) {
            g.setColor(text.getNeatlineColor());
            Stroke oldStroke = g.getStroke();
            g.setStroke(new BasicStroke(text.getNeatlineSize()));
            g.draw(rect);
            g.setStroke(oldStroke);
        }
        g.setFont(text.getFont());
        g.setColor(text.getColor());
        Draw.drawString(g, text.getText(), x, y);
    }
}
 

private static Rectangle.Double getControlPoint(String controlPoints, String bbox) {
    Rectangle.Double rect = null;
    try {
        //we need to adjust the bounding box to at least include the symbol
        String bbox2 = getBoundingRectangle(controlPoints, bbox);
        String[] bounds2 = bbox2.split(",");
        double left = Double.valueOf(bounds2[0]).doubleValue();
        double right = Double.valueOf(bounds2[2]).doubleValue();
        double top = Double.valueOf(bounds2[3]).doubleValue();
        double bottom = Double.valueOf(bounds2[1]).doubleValue();
        double width = Math.abs(right - left);
        double height = Math.abs(top - bottom);
        rect = new Rectangle.Double(left, top, width, height);
    } catch (Exception ex) {
        System.out.println("Failed to create control point in MultiPointHandler.getControlPoint");
    }
    return rect;
}
 

/**
 * Currently used by AddModifiers for greater accuracy on center labels
 *
 * @param geoPoints
 * @return
 */
public static POINT2 geodesic_center(ArrayList<POINT2> geoPoints) {
    POINT2 pt = null;
    try {
        if(geoPoints==null || geoPoints.isEmpty())
            return pt;
        
        Rectangle.Double rect2d=geodesic_mbr(geoPoints);
        double deltax=rect2d.getWidth()/2;
        double deltay=rect2d.getHeight()/2;
        POINT2 ul=new POINT2(rect2d.x,rect2d.y);
        //first walk east by deltax
        POINT2 ptEast=geodesic_coordinate(ul,deltax,90);
        //next walk south by deltay;
        pt=geodesic_coordinate(ptEast,deltay,180);
        
    } catch (Exception exc) {
        ErrorLogger.LogException(_className, "geodesic_center",
                new RendererException("Failed inside geodesic_center", exc));
    }
    return pt;
}
 

public void mouseClicked(MouseEvent e) {
	if (!e.isControlDown()) {
		setSelection(null);
	}
	
	//Rectangle made by single click is grown by couple pixels to make clicking easier.
	//Growing should be done by screen pixels, and this is the latest point for that for now.
	//If accurate single click detection is needed some day later, this should be moved to 
	//SelectionChangeListeners and implement needed methods or parameters.
	
	Rectangle rect = new Rectangle((int)e.getPoint().getX(), (int)e.getPoint().getY(), 0 ,0);
	rect.grow(3, 3);
	
	Rectangle.Double translatedRect = translateToChart(rect);
			
	setSelection(translatedRect);
}
 

@Override
public Rectangle2D getArea() {
	if (area == null) {
		area = new Rectangle.Double(getX(), getY(), getWidth(), getHeight());
	} else {
		area.x = getX();
		area.y = getY();
		area.width = getWidth();
		area.height = getHeight();
	}
	return area;
}
 

/**
 * Get the area the entity occupies.
 *
 * @return A rectange (in world coordinate units).
 */
@Override
public Rectangle2D getArea() {
	// Hack for human like creatures
	if ((Math.abs(getWidth() - 1.0) < 0.1)
			&& (Math.abs(getHeight() - 2.0) < 0.1)) {
		return new Rectangle.Double(getX(), getY() + 1.0, 1.0, 1.0);
	}

	return super.getArea();
}
 

/**
 * calculates the geodesic MBR, intended for regular shaped areas
 *
 * @param geoPoints
 * @return
 */
public static Rectangle.Double geodesic_mbr(ArrayList<POINT2> geoPoints) {
    Rectangle.Double rect2d = null;
    try {
        if (geoPoints == null || geoPoints.isEmpty()) {
            return rect2d;
        }
        
        ArrayList<POINT2>normalizedPts=normalize_points(geoPoints);
        double ulx=normalizedPts.get(0).x;
        double lrx=ulx;
        double uly=normalizedPts.get(0).y;
        double lry=uly;
        int j=0;
        POINT2 pt=null;
        for(j=1;j<normalizedPts.size();j++)
        {
            pt=normalizedPts.get(j);
            if(pt.x<ulx)
                ulx=pt.x;
            if(pt.x>lrx)
                lrx=pt.x;
        
            if(pt.y>uly)
                uly=pt.y;
            if(pt.y<lry)
                lry=pt.y;
        }
        POINT2 ul=new POINT2(ulx,uly);
        POINT2 ur=new POINT2(lrx,uly);
        POINT2 lr=new POINT2(lrx,lry);
        double width=geodesic_distance(ul,ur,null,null);
        double height=geodesic_distance(ur,lr,null,null);
        rect2d=new Rectangle.Double(ulx,uly,width,height);
    } catch (Exception exc) {
        ErrorLogger.LogException(_className, "geodesic_mbr",
                new RendererException("Failed inside geodesic_mbr", exc));
    }
    return rect2d;
}
 

public Rectangle.Double translateToChart(Rectangle mouseCoords){
	
	//Screen coordinates are integers
	Point corner1 = new Point((int)mouseCoords.getMinX(), (int)mouseCoords.getMinY());
	Point corner2 = new Point((int)mouseCoords.getMaxX(), (int)mouseCoords.getMaxY());
	
	Point.Double translated1 = translateToChart(corner1);
	Point.Double translated2 = translateToChart(corner2);
	
	return createOrderedRectangle(translated1, translated2);				
}
 

public SeprateMovabletype()
{
	字 = new Vector<PlaneGeometry>();
	原本字體 = new Vector<PlaneGeometry>();
	字外殼 = null;
	這馬 = new Rectangle.Double();
	目標 = new Rectangle.Double();
}
 

public SeprateMovabletype(SeprateMovabletype 活字)
{
	字 = new Vector<PlaneGeometry>();
	for (PlaneGeometry 活字的字 : 活字.字)
		字.add(new PlaneGeometry(活字的字));
	原本字體 = new Vector<PlaneGeometry>(活字.原本字體);
	字外殼 = null;
	這馬 = new Rectangle.Double();
	這馬.setRect(活字.這馬);
	目標 = new Rectangle.Double();
	目標.setRect(活字.目標);
}
 

public void 設字範圍(Rectangle2D 目標)
{
	// TODO Auto-generated method stub
	這馬 = new Rectangle.Double();
	這馬.setRect(目標);
	這馬字範圍();
	return;
}
 

public void 重設字範圍()
{
	// TODO Auto-generated method stub
	這馬 = new Rectangle.Double();
	這馬字範圍();
	return;
}
 

/**
 * Draw text
 *
 * @param g Graphics2D
 * @param x X
 * @param y Y
 */
public void draw(Graphics2D g, float x, float y) {
    Dimension dim = this.getDimension(g);
    x += this.xShift;
    y += this.yShift;

    AffineTransform tempTrans = g.getTransform();
    if (this.angle != 0) {
        //AffineTransform myTrans = new AffineTransform();
        AffineTransform myTrans = (AffineTransform) tempTrans.clone();
        myTrans.translate(x, y);
        //myTrans.translate(tempTrans.getTranslateX() + x, tempTrans.getTranslateY() + y);
        myTrans.rotate(-angle * Math.PI / 180);
        g.setTransform(myTrans);
        x = 0;
        y = 0;
    }

    Rectangle.Double rect = new Rectangle.Double(x, y - dim.getHeight(), dim.getWidth(), dim.getHeight());
    rect.setRect(rect.x - gap, rect.y - gap, rect.width + gap * 2,
            rect.height + gap * 2);
    if (this.drawBackground) {
        g.setColor(this.background);
        g.fill(rect);
    }
    if (this.drawNeatline) {
        g.setColor(this.neatLineColor);
        Stroke oldStroke = g.getStroke();
        g.setStroke(new BasicStroke(neatLineSize));
        g.draw(rect);
        g.setStroke(oldStroke);
    }

    g.setColor(this.color);
    g.setFont(font);
    switch (this.yAlign) {
        case BOTTOM:
            y = y - dim.height;
            break;
        case CENTER:
            y = y - dim.height * 0.5f;
            break;
    }

    for (String str : this.text) {
        dim = Draw.getStringDimension(str, g);
        Draw.drawString(g, x, y, str, xAlign, YAlign.TOP, useExternalFont);
        y += dim.height;
        y += this.lineSpace;
    }

    if (this.angle != 0) {
        g.setTransform(tempTrans);
    }
}
 

/**
 * Get the area the entity occupies.
 *
 * @return A rectange (in world coordinate units).
 */
@Override
public Rectangle2D getArea() {
	return new Rectangle.Double(getX(), getY() + getHeight() - 1,
			getWidth(), 1);
}
 

@Override
public Shape getOutline(int frame, int time, int ratio, RenderContext renderContext, Matrix transformation, boolean stroked) {
    RECT r = getBounds();
    Shape shp = new Rectangle.Double(r.Xmin, r.Ymin, r.getWidth(), r.getHeight());
    return transformation.toTransform().createTransformedShape(shp); //TODO: match character shapes (?)
}
 

private Rectangle2D createRectangle2D(SWCRectangle swcRect)
{
    return new Rectangle.Double(swcRect.getX(), swcRect.getY(), swcRect.getWidth(), swcRect.getHeight());
}
 

private void paintWords(Graphics2D g2, double screenWidth, double screenHeight)
{
    //Area boundingShape = ImageOutline.getShape("resources/shapes/batman.gif", screenWidth, screenHeight);
    //Area boundingShape = ImageOutline.getShape("resources/shapes/sherlock.png", screenWidth, screenHeight);
    Area boundingShape = ImageOutline.getShape("resources/shapes/cloud.png", screenWidth, screenHeight);
    Area screenArea = new Area(new Rectangle.Double(0, 0, screenWidth, screenHeight));
    screenArea.subtract(boundingShape);
    occupiedAreas.add(screenArea);

    //g2.setColor(Color.BLACK);
    //g2.draw(boundingShape);

    List<String> words = getWords();

    Map<String, Double> scales = new HashMap();
    for (int i = 0; i < words.size(); i++)
    {
        scales.put(words.get(i), computeOriginalScale(words.get(i), screenWidth, screenHeight, g2));
    }

    int cntPlaced = 0;
    int totalWords = 500;
    for (int i = 0; i < totalWords; i++)
    {
        String word = words.get(rnd.nextInt(words.size()));

        for (int r = 0; r < 50; r++)
        {
            double scale = scales.get(word);

            if (placeWord(word, scale, screenWidth, screenHeight, g2))
            {
                cntPlaced++;
                if (cntPlaced % 50 == 0)
                    System.out.println("placed " + cntPlaced + " words");
                break;
            }
            else
            {
                scales.put(word, scale * 0.9);
            }
        }
    }

    System.out.println("placed " + cntPlaced + " out of " + totalWords);
}
 

protected Shape createShape(double startX, double startY, double size) {
    return new Rectangle.Double(startX, startY, size, size);
}
 

public Rectangle2D.Double 字範圍()
{
	Rectangle.Double 範圍 = new Rectangle.Double();
	範圍.setRect(super.getBounds2D());
	return 範圍;
}
 

/**
 * Returns the area used by this entity.
 *
 * @param ex
 *            x
 * @param ey
 *            y
 * @return rectangle for the used area
 */
public Rectangle2D getArea(final double ex, final double ey) {
	final Rectangle2D tempRect = new Rectangle.Double();
	tempRect.setRect(ex, ey, area.getWidth(), area.getHeight());
	return tempRect;
}