Java RectangularShape.getMinY方法代码示例

import java.awt.geom.RectangularShape; //导入方法依赖的package包/类
/**
 * Splits a bar into subregions (elsewhere, these subregions will have
 * different gradients applied to them).
 *
 * @param bar  the bar shape.
 * @param a  the first division.
 * @param b  the second division.
 * @param c  the third division.
 *
 * @return An array containing four subregions.
 */
private Rectangle2D[] splitVerticalBar(RectangularShape bar, double a,
        double b, double c) {
    Rectangle2D[] result = new Rectangle2D[4];
    double x0 = bar.getMinX();
    double x1 = Math.rint(x0 + (bar.getWidth() * a));
    double x2 = Math.rint(x0 + (bar.getWidth() * b));
    double x3 = Math.rint(x0 + (bar.getWidth() * c));
    result[0] = new Rectangle2D.Double(bar.getMinX(), bar.getMinY(),
            x1 - x0, bar.getHeight());
    result[1] = new Rectangle2D.Double(x1, bar.getMinY(), x2 - x1,
            bar.getHeight());
    result[2] = new Rectangle2D.Double(x2, bar.getMinY(), x3 - x2,
            bar.getHeight());
    result[3] = new Rectangle2D.Double(x3, bar.getMinY(),
            bar.getMaxX() - x3, bar.getHeight());
    return result;
}
 

import java.awt.geom.RectangularShape; //导入方法依赖的package包/类
/**
 * Splits a bar into subregions (elsewhere, these subregions will have
 * different gradients applied to them).
 *
 * @param bar  the bar shape.
 * @param a  the first division.
 * @param b  the second division.
 * @param c  the third division.
 *
 * @return An array containing four subregions.
 */
private Rectangle2D[] splitHorizontalBar(RectangularShape bar, double a,
        double b, double c) {
    Rectangle2D[] result = new Rectangle2D[4];
    double y0 = bar.getMinY();
    double y1 = Math.rint(y0 + (bar.getHeight() * a));
    double y2 = Math.rint(y0 + (bar.getHeight() * b));
    double y3 = Math.rint(y0 + (bar.getHeight() * c));
    result[0] = new Rectangle2D.Double(bar.getMinX(), bar.getMinY(),
            bar.getWidth(), y1 - y0);
    result[1] = new Rectangle2D.Double(bar.getMinX(), y1, bar.getWidth(),
            y2 - y1);
    result[2] = new Rectangle2D.Double(bar.getMinX(), y2, bar.getWidth(),
            y3 - y2);
    result[3] = new Rectangle2D.Double(bar.getMinX(), y3, bar.getWidth(),
            bar.getMaxY() - y3);
    return result;
}
 

import java.awt.geom.RectangularShape; //导入方法依赖的package包/类
/**
 * @see prefuse.render.Renderer#render(java.awt.Graphics2D, prefuse.visual.VisualItem)
 */
public void render( Graphics2D g, VisualItem item )
{
	RectangularShape shape = (RectangularShape)getShape( item );
	if ( shape == null ) return;

	// fill the shape, if requested
	int type = getRenderType( item );
	if ( type == RENDER_TYPE_FILL || type == RENDER_TYPE_DRAW_AND_FILL )
		GraphicsLib.paint( g, item, shape, getStroke( item ), RENDER_TYPE_FILL );

	// now render the text
	String text = m_text;

	if ( text == null )
		return;

	double size = item.getSize();
	boolean useInt = 1.5 > Math.max(
		g.getTransform().getScaleX(),
		g.getTransform().getScaleY()
	);
	double x = shape.getMinX() + size * m_horizBorder;
	double y = shape.getMinY() + size * m_vertBorder;

	// render text
	int textColor = item.getTextColor();
	if ( text != null && ColorLib.alpha( textColor ) > 0 ) {
		g.setPaint( ColorLib.getColor( textColor ) );
		g.setFont( m_font );
		FontMetrics fm = DEFAULT_GRAPHICS.getFontMetrics( m_font );

		// compute available width and height
		double tw = m_textDim.width;
		double th = m_textDim.height;

		// compute starting y-coordinate
		y += fm.getAscent();
		switch ( m_vTextAlign ) {
			case Constants.TOP:
				break;
			case Constants.BOTTOM:
				y += th - m_textDim.height;
				break;
			case Constants.CENTER:
				y += ( th - m_textDim.height ) / 2;
		}

		// render each line of text
		int lh = fm.getHeight(); // the line height
		int start = 0, end = text.indexOf( m_delim );
		for ( ; end >= 0; y += lh ) {
			drawString( g, fm, text.substring( start, end ), useInt, x, y, tw );
			start = end + 1;
			end = text.indexOf( m_delim, start );
		}
		drawString( g, fm, text.substring( start ), useInt, x, y, tw );
	}

	// draw border
	if ( type == RENDER_TYPE_DRAW || type == RENDER_TYPE_DRAW_AND_FILL ) {
		GraphicsLib.paint( g, item, shape, getStroke( item ), RENDER_TYPE_DRAW );
	}
}
 

import java.awt.geom.RectangularShape; //导入方法依赖的package包/类
/**
 * Creates a shadow for the bar.
 *
 * @param bar  the bar shape.
 * @param xOffset  the x-offset for the shadow.
 * @param yOffset  the y-offset for the shadow.
 * @param base  the edge that is the base of the bar.
 * @param pegShadow  peg the shadow to the base?
 *
 * @return A rectangle for the shadow.
 */
private Rectangle2D createShadow(RectangularShape bar, double xOffset,
        double yOffset, RectangleEdge base, boolean pegShadow) {
    double x0 = bar.getMinX();
    double x1 = bar.getMaxX();
    double y0 = bar.getMinY();
    double y1 = bar.getMaxY();
    if (base == RectangleEdge.TOP) {
        x0 += xOffset;
        x1 += xOffset;
        if (!pegShadow) {
            y0 += yOffset;
        }
        y1 += yOffset;
    }
    else if (base == RectangleEdge.BOTTOM) {
        x0 += xOffset;
        x1 += xOffset;
        y0 += yOffset;
        if (!pegShadow) {
            y1 += yOffset;
        }
    }
    else if (base == RectangleEdge.LEFT) {
        if (!pegShadow) {
            x0 += xOffset;
        }
        x1 += xOffset;
        y0 += yOffset;
        y1 += yOffset;
    }
    else if (base == RectangleEdge.RIGHT) {
        x0 += xOffset;
        if (!pegShadow) {
            x1 += xOffset;
        }
        y0 += yOffset;
        y1 += yOffset;
    }
    return new Rectangle2D.Double(x0, y0, (x1 - x0), (y1 - y0));
}