List of usage examples for java.awt GradientPaint getColor2
public Color getColor2()
From source file:net.sf.jasperreports.chartthemes.spring.EyeCandySixtiesChartTheme.java
@Override public void drawItem(Graphics2D g2, CategoryItemRendererState state, Rectangle2D dataArea, CategoryPlot plot, CategoryAxis domainAxis, ValueAxis rangeAxis, CategoryDataset dataset, int row, int column, int pass) { // check the value we are plotting... Number dataValue = dataset.getValue(row, column); if (dataValue == null) { return;// w w w.j a va 2 s.com } double value = dataValue.doubleValue(); Rectangle2D adjusted = new Rectangle2D.Double(dataArea.getX(), dataArea.getY() + getYOffset(), dataArea.getWidth() - getXOffset(), dataArea.getHeight() - getYOffset()); PlotOrientation orientation = plot.getOrientation(); double barW0 = calculateBarW0(plot, orientation, adjusted, domainAxis, state, row, column); double[] barL0L1 = calculateBarL0L1(value); if (barL0L1 == null) { return; // the bar is not visible } RectangleEdge edge = plot.getRangeAxisEdge(); double transL0 = rangeAxis.valueToJava2D(barL0L1[0], adjusted, edge); double transL1 = rangeAxis.valueToJava2D(barL0L1[1], adjusted, edge); double barL0 = Math.min(transL0, transL1); double barLength = Math.abs(transL1 - transL0); // draw the bar... Rectangle2D bar = null; if (orientation == PlotOrientation.HORIZONTAL) { bar = new Rectangle2D.Double(barL0, barW0, barLength, state.getBarWidth()); } else { bar = new Rectangle2D.Double(barW0, barL0, state.getBarWidth(), barLength); } Paint itemPaint = getItemPaint(row, column); if (itemPaint instanceof GradientPaint) { itemPaint = getGradientPaintTransformer().transform((GradientPaint) itemPaint, bar); } g2.setPaint(itemPaint); g2.fill(bar); double x0 = bar.getMinX(); double x1 = x0 + getXOffset(); double x2 = bar.getMaxX(); double x3 = x2 + getXOffset(); double y0 = bar.getMinY() - getYOffset(); double y1 = bar.getMinY(); double y2 = bar.getMaxY() - getYOffset(); double y3 = bar.getMaxY(); GeneralPath bar3dRight = null; GeneralPath bar3dTop = null; if (barLength > 0.0) { bar3dRight = new GeneralPath(); bar3dRight.moveTo((float) x2, (float) y3); bar3dRight.lineTo((float) x2, (float) y1); bar3dRight.lineTo((float) x3, (float) y0); bar3dRight.lineTo((float) x3, (float) y2); bar3dRight.closePath(); if (itemPaint instanceof Color) { g2.setPaint(((Color) itemPaint).darker()); } else if (itemPaint instanceof GradientPaint) { GradientPaint gp = (GradientPaint) itemPaint; g2.setPaint(new StandardGradientPaintTransformer().transform(new GradientPaint(gp.getPoint1(), gp.getColor1().darker(), gp.getPoint2(), gp.getColor2().darker(), gp.isCyclic()), bar3dRight)); } g2.fill(bar3dRight); } bar3dTop = new GeneralPath(); bar3dTop.moveTo((float) x0, (float) y1); bar3dTop.lineTo((float) x1, (float) y0); bar3dTop.lineTo((float) x3, (float) y0); bar3dTop.lineTo((float) x2, (float) y1); bar3dTop.closePath(); g2.fill(bar3dTop); if (isDrawBarOutline() && state.getBarWidth() > BAR_OUTLINE_WIDTH_THRESHOLD) { g2.setStroke(getItemOutlineStroke(row, column)); g2.setPaint(getItemOutlinePaint(row, column)); g2.draw(bar); if (bar3dRight != null) { g2.draw(bar3dRight); } if (bar3dTop != null) { g2.draw(bar3dTop); } } CategoryItemLabelGenerator generator = getItemLabelGenerator(row, column); if (generator != null && isItemLabelVisible(row, column)) { drawItemLabel(g2, dataset, row, column, plot, generator, bar, (value < 0.0)); } // add an item entity, if this information is being collected EntityCollection entities = state.getEntityCollection(); if (entities != null) { GeneralPath barOutline = new GeneralPath(); barOutline.moveTo((float) x0, (float) y3); barOutline.lineTo((float) x0, (float) y1); barOutline.lineTo((float) x1, (float) y0); barOutline.lineTo((float) x3, (float) y0); barOutline.lineTo((float) x3, (float) y2); barOutline.lineTo((float) x2, (float) y3); barOutline.closePath(); addItemEntity(entities, dataset, row, column, barOutline); } }
From source file:net.sf.fspdfs.chartthemes.simple.SimpleChartTheme.java
protected void setChartBackground(JFreeChart jfreeChart) { Paint backgroundPaint = getChartSettings().getBackgroundPaint() == null ? null : getChartSettings().getBackgroundPaint().getPaint(); if (getChart().getOwnModeValue() != null) { if (getChart().getOwnModeValue() == ModeEnum.OPAQUE) { if (getChart().getOwnBackcolor() != null || backgroundPaint == null) { backgroundPaint = getChart().getBackcolor(); }//from w w w. j av a2s . com } else { backgroundPaint = ChartThemesConstants.TRANSPARENT_PAINT; } } if (backgroundPaint != null) { GradientPaint gp = backgroundPaint instanceof GradientPaint ? (GradientPaint) backgroundPaint : null; if (gp != null) { backgroundPaint = new GradientPaint(0f, 0f, gp.getColor1(), 0f, getChart().getHeight() * 0.7f, gp.getColor2(), false); } jfreeChart.setBackgroundPaint(backgroundPaint); } setChartBackgroundImage(jfreeChart); }
From source file:org.pentaho.reporting.engine.classic.core.modules.output.pageable.pdf.internal.PdfGraphics2D.java
private void setPaint(final boolean invert, final double xoffset, final double yoffset, final boolean fill) { if (paint instanceof Color) { final Color color = (Color) paint; final int alpha = color.getAlpha(); if (fill) { if (alpha != currentFillGState) { currentFillGState = alpha; PdfGState gs = fillGState[alpha]; if (gs == null) { gs = new PdfGState(); gs.setFillOpacity(alpha / 255.00f); fillGState[alpha] = gs; }//w w w .j av a 2 s . com cb.setGState(gs); } cb.setColorFill(color); } else { if (alpha != currentStrokeGState) { currentStrokeGState = alpha; PdfGState gs = strokeGState[alpha]; if (gs == null) { gs = new PdfGState(); gs.setStrokeOpacity(alpha / 255.0f); strokeGState[alpha] = gs; } cb.setGState(gs); } cb.setColorStroke(color); } } else if (paint instanceof GradientPaint) { final GradientPaint gp = (GradientPaint) paint; final Point2D p1 = gp.getPoint1(); transform.transform(p1, p1); final Point2D p2 = gp.getPoint2(); transform.transform(p2, p2); final Color c1 = gp.getColor1(); final Color c2 = gp.getColor2(); final PdfShading shading = PdfShading.simpleAxial(cb.getPdfWriter(), (float) p1.getX(), normalizeY((float) p1.getY()), (float) p2.getX(), normalizeY((float) p2.getY()), c1, c2); final PdfShadingPattern pat = new PdfShadingPattern(shading); if (fill) { cb.setShadingFill(pat); } else { cb.setShadingStroke(pat); } } else if (paint instanceof TexturePaint) { try { final TexturePaint tp = (TexturePaint) paint; final BufferedImage img = tp.getImage(); final Rectangle2D rect = tp.getAnchorRect(); final com.lowagie.text.Image image = com.lowagie.text.Image.getInstance(img, null); final PdfPatternPainter pattern = cb.createPattern(image.getWidth(), image.getHeight()); final AffineTransform inverse = this.normalizeMatrix(); inverse.translate(rect.getX(), rect.getY()); inverse.scale(rect.getWidth() / image.getWidth(), -rect.getHeight() / image.getHeight()); final double[] mx = new double[6]; inverse.getMatrix(mx); pattern.setPatternMatrix((float) mx[0], (float) mx[1], (float) mx[2], (float) mx[3], (float) mx[4], (float) mx[5]); image.setAbsolutePosition(0, 0); pattern.addImage(image); if (fill) { cb.setPatternFill(pattern); } else { cb.setPatternStroke(pattern); } } catch (Exception ex) { if (fill) { cb.setColorFill(Color.gray); } else { cb.setColorStroke(Color.gray); } } } else { try { int type = BufferedImage.TYPE_4BYTE_ABGR; if (paint.getTransparency() == Transparency.OPAQUE) { type = BufferedImage.TYPE_3BYTE_BGR; } final BufferedImage img = new BufferedImage((int) width, (int) height, type); final Graphics2D g = (Graphics2D) img.getGraphics(); g.transform(transform); final AffineTransform inv = transform.createInverse(); Shape fillRect = new Rectangle2D.Double(0, 0, img.getWidth(), img.getHeight()); fillRect = inv.createTransformedShape(fillRect); g.setPaint(paint); g.fill(fillRect); if (invert) { final AffineTransform tx = new AffineTransform(); tx.scale(1, -1); tx.translate(-xoffset, -yoffset); g.drawImage(img, tx, null); } g.dispose(); // g = null; final com.lowagie.text.Image image = com.lowagie.text.Image.getInstance(img, null); final PdfPatternPainter pattern = cb.createPattern(width, height); image.setAbsolutePosition(0, 0); pattern.addImage(image); if (fill) { cb.setPatternFill(pattern); } else { cb.setPatternStroke(pattern); } } catch (Exception ex) { if (fill) { cb.setColorFill(Color.gray); } else { cb.setColorStroke(Color.gray); } } } }