List of usage examples for com.itextpdf.text.pdf PdfContentByte setRGBColorStroke
public void setRGBColorStroke(final int red, final int green, final int blue)
From source file:org.gephi.preview.plugin.renderers.EdgeRenderer.java
License:Open Source License
public void renderStraightEdge(Item edgeItem, Item sourceItem, Item targetItem, float thickness, Color color, PreviewProperties properties, RenderTarget renderTarget) { Edge edge = (Edge) edgeItem.getSource(); Float x1 = sourceItem.getData(NodeItem.X); Float x2 = targetItem.getData(NodeItem.X); Float y1 = sourceItem.getData(NodeItem.Y); Float y2 = targetItem.getData(NodeItem.Y); //Target radius - to start at the base of the arrow Float targetRadius = edgeItem.getData(TARGET_RADIUS); //Avoid edge from passing the node's center: if (targetRadius != null && targetRadius < 0) { PVector direction = new PVector(x2, y2); direction.sub(new PVector(x1, y1)); direction.normalize();// ww w . ja v a 2s. c om direction = new PVector(direction.x, direction.y); direction.mult(targetRadius); direction.add(new PVector(x2, y2)); x2 = direction.x; y2 = direction.y; } //Source radius Float sourceRadius = edgeItem.getData(SOURCE_RADIUS); //Avoid edge from passing the node's center: if (sourceRadius != null && sourceRadius < 0) { PVector direction = new PVector(x1, y1); direction.sub(new PVector(x2, y2)); direction.normalize(); direction = new PVector(direction.x, direction.y); direction.mult(sourceRadius); direction.add(new PVector(x1, y1)); x1 = direction.x; y1 = direction.y; } if (renderTarget instanceof ProcessingTarget) { PGraphics graphics = ((ProcessingTarget) renderTarget).getGraphics(); graphics.strokeWeight(thickness); graphics.strokeCap(PGraphics.SQUARE); graphics.stroke(color.getRed(), color.getGreen(), color.getBlue(), color.getAlpha()); graphics.noFill(); graphics.line(x1, y1, x2, y2); } else if (renderTarget instanceof SVGTarget) { SVGTarget svgTarget = (SVGTarget) renderTarget; Element edgeElem = svgTarget.createElement("path"); edgeElem.setAttribute("class", edge.getSource().getNodeData().getId() + " " + edge.getTarget().getNodeData().getId()); edgeElem.setAttribute("d", String.format(Locale.ENGLISH, "M %f,%f L %f,%f", x1, y1, x2, y2)); edgeElem.setAttribute("stroke", svgTarget.toHexString(color)); DecimalFormat df = new DecimalFormat("#.########"); edgeElem.setAttribute("stroke-width", df.format(thickness * svgTarget.getScaleRatio())); edgeElem.setAttribute("stroke-opacity", (color.getAlpha() / 255f) + ""); edgeElem.setAttribute("fill", "none"); svgTarget.getTopElement(SVGTarget.TOP_EDGES).appendChild(edgeElem); } else if (renderTarget instanceof PDFTarget) { PDFTarget pdfTarget = (PDFTarget) renderTarget; PdfContentByte cb = pdfTarget.getContentByte(); cb.moveTo(x1, -y1); cb.lineTo(x2, -y2); cb.setRGBColorStroke(color.getRed(), color.getGreen(), color.getBlue()); cb.setLineWidth(thickness); if (color.getAlpha() < 255) { cb.saveState(); float alpha = color.getAlpha() / 255f; PdfGState gState = new PdfGState(); gState.setStrokeOpacity(alpha); cb.setGState(gState); } cb.stroke(); if (color.getAlpha() < 255) { cb.restoreState(); } } }
From source file:org.gephi.preview.plugin.renderers.NodeLabelRenderer.java
License:Open Source License
public void renderPDF(PDFTarget target, Node node, String label, float x, float y, int fontSize, Color color, float outlineSize, Color outlineColor, boolean showBox, Color boxColor) { Font font = fontCache.get(fontSize); PdfContentByte cb = target.getContentByte(); BaseFont bf = target.getBaseFont(font); //Box/*from w ww. ja v a 2s . c o m*/ if (showBox) { cb.setRGBColorFill(boxColor.getRed(), boxColor.getGreen(), boxColor.getBlue()); if (boxColor.getAlpha() < 255) { cb.saveState(); float alpha = boxColor.getAlpha() / 255f; PdfGState gState = new PdfGState(); gState.setFillOpacity(alpha); cb.setGState(gState); } float textWidth = getTextWidth(bf, fontSize, label); float textHeight = getTextHeight(bf, fontSize, label); //A height of just textHeight seems to be half the text height sometimes //BaseFont getAscentPoint and getDescentPoint may be not very precise cb.rectangle(x - textWidth / 2f - outlineSize / 2f, -y - outlineSize / 2f - textHeight, textWidth + outlineSize, textHeight * 2f + outlineSize); cb.fill(); if (boxColor.getAlpha() < 255) { cb.restoreState(); } } cb.setRGBColorFill(color.getRed(), color.getGreen(), color.getBlue()); float textHeight = getTextHeight(bf, fontSize, label); if (outlineSize > 0) { cb.setTextRenderingMode(PdfContentByte.TEXT_RENDER_MODE_STROKE); cb.setRGBColorStroke(outlineColor.getRed(), outlineColor.getGreen(), outlineColor.getBlue()); cb.setLineWidth(outlineSize); cb.setLineJoin(PdfContentByte.LINE_JOIN_ROUND); cb.setLineCap(PdfContentByte.LINE_CAP_ROUND); if (outlineColor.getAlpha() < 255) { cb.saveState(); float alpha = outlineColor.getAlpha() / 255f; PdfGState gState = new PdfGState(); gState.setStrokeOpacity(alpha); cb.setGState(gState); } cb.beginText(); cb.setFontAndSize(bf, font.getSize()); cb.showTextAligned(PdfContentByte.ALIGN_CENTER, label, x, -y - (textHeight / 2f), 0f); cb.endText(); if (outlineColor.getAlpha() < 255) { cb.restoreState(); } } cb.setTextRenderingMode(PdfContentByte.TEXT_RENDER_MODE_FILL); cb.beginText(); cb.setFontAndSize(bf, font.getSize()); cb.showTextAligned(PdfContentByte.ALIGN_CENTER, label, x, -y - (textHeight / 2f), 0f); cb.endText(); }
From source file:org.gephi.preview.plugin.renderers.NodeRenderer.java
License:Open Source License
public void renderPDF(Item item, PDFTarget target, PreviewProperties properties) { Float x = item.getData(NodeItem.X); Float y = item.getData(NodeItem.Y); Float size = item.getData(NodeItem.SIZE); size /= 2f;/* w w w.ja va2 s .c om*/ Color color = item.getData(NodeItem.COLOR); Color borderColor = ((DependantColor) properties.getValue(PreviewProperty.NODE_BORDER_COLOR)) .getColor(color); float borderSize = properties.getFloatValue(PreviewProperty.NODE_BORDER_WIDTH); float alpha = properties.getFloatValue(PreviewProperty.NODE_OPACITY) / 100f; PdfContentByte cb = target.getContentByte(); cb.setRGBColorStroke(borderColor.getRed(), borderColor.getGreen(), borderColor.getBlue()); cb.setLineWidth(borderSize); cb.setRGBColorFill(color.getRed(), color.getGreen(), color.getBlue()); if (alpha < 1f) { cb.saveState(); PdfGState gState = new PdfGState(); gState.setFillOpacity(alpha); gState.setStrokeOpacity(alpha); cb.setGState(gState); } cb.circle(x, -y, size); if (borderSize > 0) { cb.fillStroke(); } else { cb.fill(); } if (alpha < 1f) { cb.restoreState(); } }