--- /dev/null
+/*******************************************************************************\r
+ * Copyright (c) 2007, 2010 Association for Decentralized Information Management\r
+ * in Industry THTH ry.\r
+ * All rights reserved. This program and the accompanying materials\r
+ * are made available under the terms of the Eclipse Public License v1.0\r
+ * which accompanies this distribution, and is available at\r
+ * http://www.eclipse.org/legal/epl-v10.html\r
+ *\r
+ * Contributors:\r
+ * VTT Technical Research Centre of Finland - initial API and implementation\r
+ *******************************************************************************/\r
+package org.simantics.utils.page;\r
+\r
+\r
+/**\r
+ * \r
+ * @See {@link RulerPainter} RulerPainter.RULER_MARGIN5\r
+ * @author Toni Kalajainen\r
+ */\r
+public class MarginUtils {\r
+\r
+ public static Margin marginOf(double controlRelative, double controlAbsolute, double diagramAbsolute) {\r
+ return new Margin(controlRelative/100, controlAbsolute, diagramAbsolute);\r
+ }\r
+\r
+ /** No margin */\r
+ public static final Margin NO_MARGIN = marginOf(0, 0, 0);\r
+ /** 5% margin */\r
+ public static final Margin MARGIN5 = marginOf(5, 0, 0);\r
+ /** 2% margin */\r
+ public static final Margin MARGIN2 = marginOf(2, 0, 0);\r
+ /** 10mm margin */\r
+ public static final Margin MARGIN_10mm = marginOf(0, 0, 10);\r
+\r
+ \r
+ /** No margins */\r
+ public static final Margins NO_MARGINS = new Margins(NO_MARGIN, NO_MARGIN, NO_MARGIN, NO_MARGIN);\r
+ /** 5% margin */\r
+ public static final Margins MARGINS5 = new Margins(MARGIN5, MARGIN5, MARGIN5, MARGIN5);\r
+ /** 2% margin */\r
+ public static final Margins MARGINS2 = new Margins(MARGIN2, MARGIN2, MARGIN2, MARGIN2);\r
+ /** 10mm margin */\r
+ public static final Margins MARGINS_10mm = new Margins(MARGIN_10mm, MARGIN_10mm, MARGIN_10mm, MARGIN_10mm);\r
+\r
+ /**\r
+ * A margin.\r
+ */\r
+ public static class Margin {\r
+ /** Relative margins 0..100 (in control coordinates) */\r
+ public final double controlRelative;\r
+ /** Margins in absolute values of control units */\r
+ public final double controlAbsolute;\r
+ /** Margins in absolute values of diaram units*/\r
+ public final double diagramAbsolute;\r
+\r
+ public Margin(double controlRelative, double controlAbsolute, double diagramAbsolute) {\r
+ this.controlRelative = controlRelative;\r
+ this.controlAbsolute = controlAbsolute;\r
+ this.diagramAbsolute = diagramAbsolute;\r
+ }\r
+\r
+ @Override\r
+ public String toString() {\r
+ return "(" + controlRelative + " " + controlAbsolute + " " + diagramAbsolute + ")";\r
+ }\r
+\r
+ public boolean isZero() {\r
+ return Math.abs(controlRelative) < Double.MIN_VALUE\r
+ && Math.abs(controlAbsolute) < Double.MIN_VALUE\r
+ && Math.abs(diagramAbsolute) < Double.MIN_VALUE;\r
+ }\r
+\r
+ @Override\r
+ public int hashCode() {\r
+ final int prime = 31;\r
+ int result = 1;\r
+ long temp;\r
+ temp = Double.doubleToLongBits(controlAbsolute);\r
+ result = prime * result + (int) (temp ^ (temp >>> 32));\r
+ temp = Double.doubleToLongBits(controlRelative);\r
+ result = prime * result + (int) (temp ^ (temp >>> 32));\r
+ temp = Double.doubleToLongBits(diagramAbsolute);\r
+ result = prime * result + (int) (temp ^ (temp >>> 32));\r
+ return result;\r
+ }\r
+\r
+ @Override\r
+ public boolean equals(Object obj) {\r
+ if (this == obj)\r
+ return true;\r
+ if (obj == null)\r
+ return false;\r
+ if (getClass() != obj.getClass())\r
+ return false;\r
+ Margin other = (Margin) obj;\r
+ if (Double.doubleToLongBits(controlAbsolute) != Double.doubleToLongBits(other.controlAbsolute))\r
+ return false;\r
+ if (Double.doubleToLongBits(controlRelative) != Double.doubleToLongBits(other.controlRelative))\r
+ return false;\r
+ if (Double.doubleToLongBits(diagramAbsolute) != Double.doubleToLongBits(other.diagramAbsolute))\r
+ return false;\r
+ return true;\r
+ }\r
+ }\r
+\r
+ /**\r
+ * 4 margins: top, bottom, left, right\r
+ */\r
+ public static class Margins {\r
+\r
+ public static final int TOP = 1 << 0;\r
+ public static final int BOTTOM = 1 << 1;\r
+ public static final int LEFT = 1 << 2;\r
+ public static final int RIGHT = 1 << 3;\r
+\r
+ public final Margin top;\r
+ public final Margin bottom;\r
+ public final Margin left;\r
+ public final Margin right;\r
+\r
+ public Margins(Margin top, Margin bottom, Margin left, Margin right) {\r
+ assert top != null;\r
+ assert bottom != null;\r
+ assert left != null;\r
+ assert right != null;\r
+\r
+ this.top = top;\r
+ this.bottom = bottom;\r
+ this.left = left;\r
+ this.right = right;\r
+ }\r
+\r
+ /**\r
+ * @param a bitmask consisting of the values {@link #TOP},\r
+ * {@link #BOTTOM}, {@link #LEFT} and {@link #RIGHT}\r
+ * @param top\r
+ * @return\r
+ */\r
+ public Margins withSide(int side, Margin m) {\r
+ Margin t = ((side & TOP) != 0) ? m : top;\r
+ Margin b = ((side & BOTTOM) != 0) ? m : bottom;\r
+ Margin l = ((side & LEFT) != 0) ? m : left;\r
+ Margin r = ((side & RIGHT) != 0) ? m : right;\r
+ return new Margins(t, b, l, r);\r
+ }\r
+\r
+ public boolean isZero() {\r
+ return top.isZero() && bottom.isZero() && left.isZero() && right.isZero();\r
+ }\r
+\r
+ @Override\r
+ public String toString() {\r
+ return "[top=" + top + ", bottom=" + bottom + ", left=" + left + ", right=" + right + "]";\r
+ }\r
+\r
+ @Override\r
+ public int hashCode() {\r
+ final int prime = 31;\r
+ int result = 1;\r
+ result = prime * result + bottom.hashCode();\r
+ result = prime * result + left.hashCode();\r
+ result = prime * result + right.hashCode();\r
+ result = prime * result + top.hashCode();\r
+ return result;\r
+ }\r
+\r
+ @Override\r
+ public boolean equals(Object obj) {\r
+ if (this == obj)\r
+ return true;\r
+ if (obj == null)\r
+ return false;\r
+ if (getClass() != obj.getClass())\r
+ return false;\r
+ Margins other = (Margins) obj;\r
+ if (!top.equals(other.top))\r
+ return false;\r
+ if (!bottom.equals(other.bottom))\r
+ return false;\r
+ if (!left.equals(other.left))\r
+ return false;\r
+ if (!right.equals(other.right))\r
+ return false;\r
+ return true;\r
+ }\r
+ }\r
+\r
+}\r
Code Review / simantics / platform.git / blobdiff