/** * Returns the distance, that a Rectangle needs to grow (or shrink) to make hit detections on a * shape as specified by the FILL_UNDER_STROKE and STROKE_POSITION attributes of a figure. The * value returned is the number of units that need to be grown (or shrunk) perpendicular to a * stroke on an outline of the shape. */ public static double getPerpendicularHitGrowth(Figure f) { double grow; if (STROKE_COLOR.get(f) == null && STROKE_GRADIENT.get(f) == null) { grow = getPerpendicularFillGrowth(f); } else { double strokeWidth = AttributeKeys.getStrokeTotalWidth(f); grow = getPerpendicularDrawGrowth(f) + strokeWidth / 2d; } return grow; }
/** * Gets the stroke paint for the specified figure based on the attributes STROKE_GRADIENT, * STROKE_OPACITY, STROKE_PAINT and the bounds of the figure. Returns null if the figure is not * filled. */ public static Paint getStrokePaint(Figure f) { double opacity = STROKE_OPACITY.get(f); if (STROKE_GRADIENT.get(f) != null) { return STROKE_GRADIENT.get(f).getPaint(f, opacity); } Color color = STROKE_COLOR.get(f); if (color != null) { if (opacity != 1) { color = new Color((color.getRGB() & 0xffffff) | (int) (opacity * 255) << 24, true); } } return color; }
/** Writes the attributes of the figure into the specified DOMOutput. */ public static void writeAttributes(Figure f, DOMOutput out) throws IOException { Color color; Double dbl; String value; // Fill attributes color = FILL_COLOR.get(f); if (color == null) { value = "none"; } else { value = "000000" + Integer.toHexString(color.getRGB()); value = "#" + value.substring(value.length() - 6); } out.addAttribute("fill", value); if (WINDING_RULE.get(f) != WindingRule.NON_ZERO) { out.addAttribute("fill-rule", "evenodd"); } // Stroke attributes color = STROKE_COLOR.get(f); if (color == null) { value = "none"; } else { value = "000000" + Integer.toHexString(color.getRGB()); value = "#" + value.substring(value.length() - 6); } out.addAttribute("stroke", value); out.addAttribute("stroke-width", STROKE_WIDTH.get(f), 1d); out.addAttribute( "stroke-miterlimit", STROKE_MITER_LIMIT_FACTOR.get(f) / STROKE_WIDTH.get(f), 4d); double[] dashes = STROKE_DASHES.get(f); dbl = (STROKE_DASH_FACTOR.get(f) == null) ? STROKE_WIDTH.get(f) : STROKE_DASH_FACTOR.get(f); if (dashes != null) { StringBuilder buf = new StringBuilder(); for (int i = 0; i < dashes.length; i++) { if (i != 0) { buf.append(','); buf.append(dashes[i] * dbl); } out.addAttribute("stroke-dasharray", buf.toString()); } } out.addAttribute("stroke-dashoffset", STROKE_DASH_PHASE.get(f), 0d); // Text attributes out.addAttribute("font-size", FONT_SIZE.get(f)); // out.addAttribute("text-anchor", "start"); }