projects/dwt-addons: dwtx/draw2d/FigureUtilities.d annotate

author	Frank Benoit <benoit@tionex.de>
date	Sun, 03 Aug 2008 00:52:14 +0200
parents
children	1082a0fc2bb8

rev	line source
98 95307ad235d9 Added Draw2d code, still work in progress Frank Benoit <benoit@tionex.de> parents: diff changeset	1 /*******************************************************************************
95307ad235d9 Added Draw2d code, still work in progress Frank Benoit <benoit@tionex.de> parents: diff changeset	2 * Copyright (c) 2000, 2007 IBM Corporation and others.
95307ad235d9 Added Draw2d code, still work in progress Frank Benoit <benoit@tionex.de> parents: diff changeset	3 * All rights reserved. This program and the accompanying materials
95307ad235d9 Added Draw2d code, still work in progress Frank Benoit <benoit@tionex.de> parents: diff changeset	4 * are made available under the terms of the Eclipse Public License v1.0
95307ad235d9 Added Draw2d code, still work in progress Frank Benoit <benoit@tionex.de> parents: diff changeset	5 * which accompanies this distribution, and is available at
95307ad235d9 Added Draw2d code, still work in progress Frank Benoit <benoit@tionex.de> parents: diff changeset	6 * http://www.eclipse.org/legal/epl-v10.html
95307ad235d9 Added Draw2d code, still work in progress Frank Benoit <benoit@tionex.de> parents: diff changeset	7 *
95307ad235d9 Added Draw2d code, still work in progress Frank Benoit <benoit@tionex.de> parents: diff changeset	8 * Contributors:
95307ad235d9 Added Draw2d code, still work in progress Frank Benoit <benoit@tionex.de> parents: diff changeset	9 * IBM Corporation - initial API and implementation
95307ad235d9 Added Draw2d code, still work in progress Frank Benoit <benoit@tionex.de> parents: diff changeset	10 * Port to the D programming language:
95307ad235d9 Added Draw2d code, still work in progress Frank Benoit <benoit@tionex.de> parents: diff changeset	11 * Frank Benoit <benoit@tionex.de>
95307ad235d9 Added Draw2d code, still work in progress Frank Benoit <benoit@tionex.de> parents: diff changeset	12 *******************************************************************************/
95307ad235d9 Added Draw2d code, still work in progress Frank Benoit <benoit@tionex.de> parents: diff changeset	13 module dwtx.draw2d.FigureUtilities;
95307ad235d9 Added Draw2d code, still work in progress Frank Benoit <benoit@tionex.de> parents: diff changeset	14
95307ad235d9 Added Draw2d code, still work in progress Frank Benoit <benoit@tionex.de> parents: diff changeset	15 import dwt.dwthelper.utils;
95307ad235d9 Added Draw2d code, still work in progress Frank Benoit <benoit@tionex.de> parents: diff changeset	16
95307ad235d9 Added Draw2d code, still work in progress Frank Benoit <benoit@tionex.de> parents: diff changeset	17 import dwtx.dwtxhelper.Collection;
95307ad235d9 Added Draw2d code, still work in progress Frank Benoit <benoit@tionex.de> parents: diff changeset	18
95307ad235d9 Added Draw2d code, still work in progress Frank Benoit <benoit@tionex.de> parents: diff changeset	19 import dwt.graphics.Color;
95307ad235d9 Added Draw2d code, still work in progress Frank Benoit <benoit@tionex.de> parents: diff changeset	20 import dwt.graphics.Font;
95307ad235d9 Added Draw2d code, still work in progress Frank Benoit <benoit@tionex.de> parents: diff changeset	21 import dwt.graphics.FontMetrics;
95307ad235d9 Added Draw2d code, still work in progress Frank Benoit <benoit@tionex.de> parents: diff changeset	22 import dwt.graphics.GC;
95307ad235d9 Added Draw2d code, still work in progress Frank Benoit <benoit@tionex.de> parents: diff changeset	23 import dwt.widgets.Shell;
95307ad235d9 Added Draw2d code, still work in progress Frank Benoit <benoit@tionex.de> parents: diff changeset	24 import dwtx.draw2d.geometry.Dimension;
95307ad235d9 Added Draw2d code, still work in progress Frank Benoit <benoit@tionex.de> parents: diff changeset	25 import dwtx.draw2d.geometry.Rectangle;
95307ad235d9 Added Draw2d code, still work in progress Frank Benoit <benoit@tionex.de> parents: diff changeset	26 import dwtx.draw2d.Shape;
95307ad235d9 Added Draw2d code, still work in progress Frank Benoit <benoit@tionex.de> parents: diff changeset	27 import dwtx.draw2d.IFigure;
95307ad235d9 Added Draw2d code, still work in progress Frank Benoit <benoit@tionex.de> parents: diff changeset	28 import dwtx.draw2d.Graphics;
95307ad235d9 Added Draw2d code, still work in progress Frank Benoit <benoit@tionex.de> parents: diff changeset	29 static import dwtx.draw2d.geometry.Point;
95307ad235d9 Added Draw2d code, still work in progress Frank Benoit <benoit@tionex.de> parents: diff changeset	30 /**
95307ad235d9 Added Draw2d code, still work in progress Frank Benoit <benoit@tionex.de> parents: diff changeset	31 * Provides miscellaneous Figure operations.
95307ad235d9 Added Draw2d code, still work in progress Frank Benoit <benoit@tionex.de> parents: diff changeset	32 */
95307ad235d9 Added Draw2d code, still work in progress Frank Benoit <benoit@tionex.de> parents: diff changeset	33 public class FigureUtilities {
95307ad235d9 Added Draw2d code, still work in progress Frank Benoit <benoit@tionex.de> parents: diff changeset	34
95307ad235d9 Added Draw2d code, still work in progress Frank Benoit <benoit@tionex.de> parents: diff changeset	35 private static final float RGB_VALUE_MULTIPLIER = 0.6f;
95307ad235d9 Added Draw2d code, still work in progress Frank Benoit <benoit@tionex.de> parents: diff changeset	36 private static GC gc;
95307ad235d9 Added Draw2d code, still work in progress Frank Benoit <benoit@tionex.de> parents: diff changeset	37 private static Font appliedFont;
95307ad235d9 Added Draw2d code, still work in progress Frank Benoit <benoit@tionex.de> parents: diff changeset	38 private static FontMetrics metrics;
95307ad235d9 Added Draw2d code, still work in progress Frank Benoit <benoit@tionex.de> parents: diff changeset	39 private static Color ghostFillColor;
95307ad235d9 Added Draw2d code, still work in progress Frank Benoit <benoit@tionex.de> parents: diff changeset	40
95307ad235d9 Added Draw2d code, still work in progress Frank Benoit <benoit@tionex.de> parents: diff changeset	41 static this(){
95307ad235d9 Added Draw2d code, still work in progress Frank Benoit <benoit@tionex.de> parents: diff changeset	42 ghostFillColor = new Color(null, 31, 31, 31);
95307ad235d9 Added Draw2d code, still work in progress Frank Benoit <benoit@tionex.de> parents: diff changeset	43 }
95307ad235d9 Added Draw2d code, still work in progress Frank Benoit <benoit@tionex.de> parents: diff changeset	44
95307ad235d9 Added Draw2d code, still work in progress Frank Benoit <benoit@tionex.de> parents: diff changeset	45 /**
95307ad235d9 Added Draw2d code, still work in progress Frank Benoit <benoit@tionex.de> parents: diff changeset	46 * Returns a new Color the same as the passed color in a darker hue.
95307ad235d9 Added Draw2d code, still work in progress Frank Benoit <benoit@tionex.de> parents: diff changeset	47 *
95307ad235d9 Added Draw2d code, still work in progress Frank Benoit <benoit@tionex.de> parents: diff changeset	48 * @param color the color to darken
95307ad235d9 Added Draw2d code, still work in progress Frank Benoit <benoit@tionex.de> parents: diff changeset	49 * @return the darkened color
95307ad235d9 Added Draw2d code, still work in progress Frank Benoit <benoit@tionex.de> parents: diff changeset	50 * @since 2.0
95307ad235d9 Added Draw2d code, still work in progress Frank Benoit <benoit@tionex.de> parents: diff changeset	51 */
95307ad235d9 Added Draw2d code, still work in progress Frank Benoit <benoit@tionex.de> parents: diff changeset	52 public static Color darker(Color color) {
95307ad235d9 Added Draw2d code, still work in progress Frank Benoit <benoit@tionex.de> parents: diff changeset	53 return new Color(null,
95307ad235d9 Added Draw2d code, still work in progress Frank Benoit <benoit@tionex.de> parents: diff changeset	54 cast(int)(color.getRed() * RGB_VALUE_MULTIPLIER),
95307ad235d9 Added Draw2d code, still work in progress Frank Benoit <benoit@tionex.de> parents: diff changeset	55 cast(int)(color.getGreen() * RGB_VALUE_MULTIPLIER),
95307ad235d9 Added Draw2d code, still work in progress Frank Benoit <benoit@tionex.de> parents: diff changeset	56 cast(int)(color.getBlue() * RGB_VALUE_MULTIPLIER));
95307ad235d9 Added Draw2d code, still work in progress Frank Benoit <benoit@tionex.de> parents: diff changeset	57 }
95307ad235d9 Added Draw2d code, still work in progress Frank Benoit <benoit@tionex.de> parents: diff changeset	58
95307ad235d9 Added Draw2d code, still work in progress Frank Benoit <benoit@tionex.de> parents: diff changeset	59 /**
95307ad235d9 Added Draw2d code, still work in progress Frank Benoit <benoit@tionex.de> parents: diff changeset	60 * Returns the FontMetrics associated with the passed Font.
95307ad235d9 Added Draw2d code, still work in progress Frank Benoit <benoit@tionex.de> parents: diff changeset	61 *
95307ad235d9 Added Draw2d code, still work in progress Frank Benoit <benoit@tionex.de> parents: diff changeset	62 * @param f the font
95307ad235d9 Added Draw2d code, still work in progress Frank Benoit <benoit@tionex.de> parents: diff changeset	63 * @return the FontMetrics for the given font
95307ad235d9 Added Draw2d code, still work in progress Frank Benoit <benoit@tionex.de> parents: diff changeset	64 * @see GC#getFontMetrics()
95307ad235d9 Added Draw2d code, still work in progress Frank Benoit <benoit@tionex.de> parents: diff changeset	65 * @since 2.0
95307ad235d9 Added Draw2d code, still work in progress Frank Benoit <benoit@tionex.de> parents: diff changeset	66 */
95307ad235d9 Added Draw2d code, still work in progress Frank Benoit <benoit@tionex.de> parents: diff changeset	67 public static FontMetrics getFontMetrics(Font f) {
95307ad235d9 Added Draw2d code, still work in progress Frank Benoit <benoit@tionex.de> parents: diff changeset	68 setFont(f);
95307ad235d9 Added Draw2d code, still work in progress Frank Benoit <benoit@tionex.de> parents: diff changeset	69 if (metrics is null)
95307ad235d9 Added Draw2d code, still work in progress Frank Benoit <benoit@tionex.de> parents: diff changeset	70 metrics = getGC().getFontMetrics();
95307ad235d9 Added Draw2d code, still work in progress Frank Benoit <benoit@tionex.de> parents: diff changeset	71 return metrics;
95307ad235d9 Added Draw2d code, still work in progress Frank Benoit <benoit@tionex.de> parents: diff changeset	72 }
95307ad235d9 Added Draw2d code, still work in progress Frank Benoit <benoit@tionex.de> parents: diff changeset	73
95307ad235d9 Added Draw2d code, still work in progress Frank Benoit <benoit@tionex.de> parents: diff changeset	74 /**
95307ad235d9 Added Draw2d code, still work in progress Frank Benoit <benoit@tionex.de> parents: diff changeset	75 * Returns the GC used for various utilities. Advanced graphics must not be switched on by
95307ad235d9 Added Draw2d code, still work in progress Frank Benoit <benoit@tionex.de> parents: diff changeset	76 * clients using this GC.
95307ad235d9 Added Draw2d code, still work in progress Frank Benoit <benoit@tionex.de> parents: diff changeset	77 * @deprecated do not mess with this GC
95307ad235d9 Added Draw2d code, still work in progress Frank Benoit <benoit@tionex.de> parents: diff changeset	78 * @return the GC
95307ad235d9 Added Draw2d code, still work in progress Frank Benoit <benoit@tionex.de> parents: diff changeset	79 */
95307ad235d9 Added Draw2d code, still work in progress Frank Benoit <benoit@tionex.de> parents: diff changeset	80 protected static GC getGC() {
95307ad235d9 Added Draw2d code, still work in progress Frank Benoit <benoit@tionex.de> parents: diff changeset	81 if (gc is null) {
95307ad235d9 Added Draw2d code, still work in progress Frank Benoit <benoit@tionex.de> parents: diff changeset	82 gc = new GC(new Shell());
95307ad235d9 Added Draw2d code, still work in progress Frank Benoit <benoit@tionex.de> parents: diff changeset	83 appliedFont = gc.getFont();
95307ad235d9 Added Draw2d code, still work in progress Frank Benoit <benoit@tionex.de> parents: diff changeset	84 }
95307ad235d9 Added Draw2d code, still work in progress Frank Benoit <benoit@tionex.de> parents: diff changeset	85 return gc;
95307ad235d9 Added Draw2d code, still work in progress Frank Benoit <benoit@tionex.de> parents: diff changeset	86 }
95307ad235d9 Added Draw2d code, still work in progress Frank Benoit <benoit@tionex.de> parents: diff changeset	87
95307ad235d9 Added Draw2d code, still work in progress Frank Benoit <benoit@tionex.de> parents: diff changeset	88 /**
95307ad235d9 Added Draw2d code, still work in progress Frank Benoit <benoit@tionex.de> parents: diff changeset	89 * Returns the dimensions of the String <i>s</i> using the font <i>f</i>. Tab expansion
95307ad235d9 Added Draw2d code, still work in progress Frank Benoit <benoit@tionex.de> parents: diff changeset	90 * and carriage return processing are performed.
95307ad235d9 Added Draw2d code, still work in progress Frank Benoit <benoit@tionex.de> parents: diff changeset	91 * @param s the string
95307ad235d9 Added Draw2d code, still work in progress Frank Benoit <benoit@tionex.de> parents: diff changeset	92 * @param f the font
95307ad235d9 Added Draw2d code, still work in progress Frank Benoit <benoit@tionex.de> parents: diff changeset	93 * @return the text's dimensions
95307ad235d9 Added Draw2d code, still work in progress Frank Benoit <benoit@tionex.de> parents: diff changeset	94 * @see GC#textExtent(String)
95307ad235d9 Added Draw2d code, still work in progress Frank Benoit <benoit@tionex.de> parents: diff changeset	95 */
95307ad235d9 Added Draw2d code, still work in progress Frank Benoit <benoit@tionex.de> parents: diff changeset	96 protected static dwt.graphics.Point.Point getTextDimension(String s, Font f) {
95307ad235d9 Added Draw2d code, still work in progress Frank Benoit <benoit@tionex.de> parents: diff changeset	97 setFont(f);
95307ad235d9 Added Draw2d code, still work in progress Frank Benoit <benoit@tionex.de> parents: diff changeset	98 return getGC().textExtent(s);
95307ad235d9 Added Draw2d code, still work in progress Frank Benoit <benoit@tionex.de> parents: diff changeset	99 }
95307ad235d9 Added Draw2d code, still work in progress Frank Benoit <benoit@tionex.de> parents: diff changeset	100
95307ad235d9 Added Draw2d code, still work in progress Frank Benoit <benoit@tionex.de> parents: diff changeset	101 /**
95307ad235d9 Added Draw2d code, still work in progress Frank Benoit <benoit@tionex.de> parents: diff changeset	102 * Returns the highest ancestor for the given figure
95307ad235d9 Added Draw2d code, still work in progress Frank Benoit <benoit@tionex.de> parents: diff changeset	103 * @since 3.0
95307ad235d9 Added Draw2d code, still work in progress Frank Benoit <benoit@tionex.de> parents: diff changeset	104 * @param figure a figure
95307ad235d9 Added Draw2d code, still work in progress Frank Benoit <benoit@tionex.de> parents: diff changeset	105 * @return the root ancestor
95307ad235d9 Added Draw2d code, still work in progress Frank Benoit <benoit@tionex.de> parents: diff changeset	106 */
95307ad235d9 Added Draw2d code, still work in progress Frank Benoit <benoit@tionex.de> parents: diff changeset	107 public static IFigure getRoot(IFigure figure) {
95307ad235d9 Added Draw2d code, still work in progress Frank Benoit <benoit@tionex.de> parents: diff changeset	108 while (figure.getParent() !is null)
95307ad235d9 Added Draw2d code, still work in progress Frank Benoit <benoit@tionex.de> parents: diff changeset	109 figure = figure.getParent();
95307ad235d9 Added Draw2d code, still work in progress Frank Benoit <benoit@tionex.de> parents: diff changeset	110 return figure;
95307ad235d9 Added Draw2d code, still work in progress Frank Benoit <benoit@tionex.de> parents: diff changeset	111 }
95307ad235d9 Added Draw2d code, still work in progress Frank Benoit <benoit@tionex.de> parents: diff changeset	112
95307ad235d9 Added Draw2d code, still work in progress Frank Benoit <benoit@tionex.de> parents: diff changeset	113 /**
95307ad235d9 Added Draw2d code, still work in progress Frank Benoit <benoit@tionex.de> parents: diff changeset	114 * Returns the dimensions of the String <i>s</i> using the font <i>f</i>. No tab
95307ad235d9 Added Draw2d code, still work in progress Frank Benoit <benoit@tionex.de> parents: diff changeset	115 * expansion or carriage return processing will be performed.
95307ad235d9 Added Draw2d code, still work in progress Frank Benoit <benoit@tionex.de> parents: diff changeset	116 * @param s the string
95307ad235d9 Added Draw2d code, still work in progress Frank Benoit <benoit@tionex.de> parents: diff changeset	117 * @param f the font
95307ad235d9 Added Draw2d code, still work in progress Frank Benoit <benoit@tionex.de> parents: diff changeset	118 * @return the string's dimensions
95307ad235d9 Added Draw2d code, still work in progress Frank Benoit <benoit@tionex.de> parents: diff changeset	119 * @see GC#stringExtent(java.lang.String)
95307ad235d9 Added Draw2d code, still work in progress Frank Benoit <benoit@tionex.de> parents: diff changeset	120 */
95307ad235d9 Added Draw2d code, still work in progress Frank Benoit <benoit@tionex.de> parents: diff changeset	121 protected static dwt.graphics.Point.Point getStringDimension(String s, Font f) {
95307ad235d9 Added Draw2d code, still work in progress Frank Benoit <benoit@tionex.de> parents: diff changeset	122 setFont(f);
95307ad235d9 Added Draw2d code, still work in progress Frank Benoit <benoit@tionex.de> parents: diff changeset	123 return getGC().stringExtent(s);
95307ad235d9 Added Draw2d code, still work in progress Frank Benoit <benoit@tionex.de> parents: diff changeset	124 }
95307ad235d9 Added Draw2d code, still work in progress Frank Benoit <benoit@tionex.de> parents: diff changeset	125
95307ad235d9 Added Draw2d code, still work in progress Frank Benoit <benoit@tionex.de> parents: diff changeset	126 /**
95307ad235d9 Added Draw2d code, still work in progress Frank Benoit <benoit@tionex.de> parents: diff changeset	127 * Returns the Dimensions of the given text, converting newlines and tabs appropriately.
95307ad235d9 Added Draw2d code, still work in progress Frank Benoit <benoit@tionex.de> parents: diff changeset	128 *
95307ad235d9 Added Draw2d code, still work in progress Frank Benoit <benoit@tionex.de> parents: diff changeset	129 * @param text the text
95307ad235d9 Added Draw2d code, still work in progress Frank Benoit <benoit@tionex.de> parents: diff changeset	130 * @param f the font
95307ad235d9 Added Draw2d code, still work in progress Frank Benoit <benoit@tionex.de> parents: diff changeset	131 * @return the dimensions of the given text
95307ad235d9 Added Draw2d code, still work in progress Frank Benoit <benoit@tionex.de> parents: diff changeset	132 * @since 2.0
95307ad235d9 Added Draw2d code, still work in progress Frank Benoit <benoit@tionex.de> parents: diff changeset	133 */
95307ad235d9 Added Draw2d code, still work in progress Frank Benoit <benoit@tionex.de> parents: diff changeset	134 public static Dimension getTextExtents(String text, Font f) {
95307ad235d9 Added Draw2d code, still work in progress Frank Benoit <benoit@tionex.de> parents: diff changeset	135 return new Dimension(getTextDimension(text, f));
95307ad235d9 Added Draw2d code, still work in progress Frank Benoit <benoit@tionex.de> parents: diff changeset	136 }
95307ad235d9 Added Draw2d code, still work in progress Frank Benoit <benoit@tionex.de> parents: diff changeset	137
95307ad235d9 Added Draw2d code, still work in progress Frank Benoit <benoit@tionex.de> parents: diff changeset	138 /**
95307ad235d9 Added Draw2d code, still work in progress Frank Benoit <benoit@tionex.de> parents: diff changeset	139 * Returns the Dimensions of <i>s</i> in Font <i>f</i>.
95307ad235d9 Added Draw2d code, still work in progress Frank Benoit <benoit@tionex.de> parents: diff changeset	140 *
95307ad235d9 Added Draw2d code, still work in progress Frank Benoit <benoit@tionex.de> parents: diff changeset	141 * @param s the string
95307ad235d9 Added Draw2d code, still work in progress Frank Benoit <benoit@tionex.de> parents: diff changeset	142 * @param f the font
95307ad235d9 Added Draw2d code, still work in progress Frank Benoit <benoit@tionex.de> parents: diff changeset	143 * @return the dimensions of the given string
95307ad235d9 Added Draw2d code, still work in progress Frank Benoit <benoit@tionex.de> parents: diff changeset	144 * @since 2.0
95307ad235d9 Added Draw2d code, still work in progress Frank Benoit <benoit@tionex.de> parents: diff changeset	145 */
95307ad235d9 Added Draw2d code, still work in progress Frank Benoit <benoit@tionex.de> parents: diff changeset	146 public static Dimension getStringExtents(String s, Font f) {
95307ad235d9 Added Draw2d code, still work in progress Frank Benoit <benoit@tionex.de> parents: diff changeset	147 return new Dimension(getStringDimension(s, f));
95307ad235d9 Added Draw2d code, still work in progress Frank Benoit <benoit@tionex.de> parents: diff changeset	148 }
95307ad235d9 Added Draw2d code, still work in progress Frank Benoit <benoit@tionex.de> parents: diff changeset	149
95307ad235d9 Added Draw2d code, still work in progress Frank Benoit <benoit@tionex.de> parents: diff changeset	150 /**
95307ad235d9 Added Draw2d code, still work in progress Frank Benoit <benoit@tionex.de> parents: diff changeset	151 * Returns the Dimensions of the given text, converting newlines and tabs appropriately.
95307ad235d9 Added Draw2d code, still work in progress Frank Benoit <benoit@tionex.de> parents: diff changeset	152 *
95307ad235d9 Added Draw2d code, still work in progress Frank Benoit <benoit@tionex.de> parents: diff changeset	153 * @param s the string
95307ad235d9 Added Draw2d code, still work in progress Frank Benoit <benoit@tionex.de> parents: diff changeset	154 * @param f the font
95307ad235d9 Added Draw2d code, still work in progress Frank Benoit <benoit@tionex.de> parents: diff changeset	155 * @param result the Dimension that will contain the result of this calculation
95307ad235d9 Added Draw2d code, still work in progress Frank Benoit <benoit@tionex.de> parents: diff changeset	156 * @since 2.0
95307ad235d9 Added Draw2d code, still work in progress Frank Benoit <benoit@tionex.de> parents: diff changeset	157 */
95307ad235d9 Added Draw2d code, still work in progress Frank Benoit <benoit@tionex.de> parents: diff changeset	158 public static void getTextExtents(String s, Font f, Dimension result) {
95307ad235d9 Added Draw2d code, still work in progress Frank Benoit <benoit@tionex.de> parents: diff changeset	159 dwt.graphics.Point.Point pt = getTextDimension(s, f);
95307ad235d9 Added Draw2d code, still work in progress Frank Benoit <benoit@tionex.de> parents: diff changeset	160 result.width = pt.x;
95307ad235d9 Added Draw2d code, still work in progress Frank Benoit <benoit@tionex.de> parents: diff changeset	161 result.height = pt.y;
95307ad235d9 Added Draw2d code, still work in progress Frank Benoit <benoit@tionex.de> parents: diff changeset	162 }
95307ad235d9 Added Draw2d code, still work in progress Frank Benoit <benoit@tionex.de> parents: diff changeset	163
95307ad235d9 Added Draw2d code, still work in progress Frank Benoit <benoit@tionex.de> parents: diff changeset	164 /**
95307ad235d9 Added Draw2d code, still work in progress Frank Benoit <benoit@tionex.de> parents: diff changeset	165 * Returns the width of <i>s</i> in Font <i>f</i>.
95307ad235d9 Added Draw2d code, still work in progress Frank Benoit <benoit@tionex.de> parents: diff changeset	166 *
95307ad235d9 Added Draw2d code, still work in progress Frank Benoit <benoit@tionex.de> parents: diff changeset	167 * @param s the string
95307ad235d9 Added Draw2d code, still work in progress Frank Benoit <benoit@tionex.de> parents: diff changeset	168 * @param f the font
95307ad235d9 Added Draw2d code, still work in progress Frank Benoit <benoit@tionex.de> parents: diff changeset	169 * @return the width
95307ad235d9 Added Draw2d code, still work in progress Frank Benoit <benoit@tionex.de> parents: diff changeset	170 * @since 2.0
95307ad235d9 Added Draw2d code, still work in progress Frank Benoit <benoit@tionex.de> parents: diff changeset	171 */
95307ad235d9 Added Draw2d code, still work in progress Frank Benoit <benoit@tionex.de> parents: diff changeset	172 public static int getTextWidth(String s, Font f) {
95307ad235d9 Added Draw2d code, still work in progress Frank Benoit <benoit@tionex.de> parents: diff changeset	173 return getTextDimension(s, f).x;
95307ad235d9 Added Draw2d code, still work in progress Frank Benoit <benoit@tionex.de> parents: diff changeset	174 }
95307ad235d9 Added Draw2d code, still work in progress Frank Benoit <benoit@tionex.de> parents: diff changeset	175
95307ad235d9 Added Draw2d code, still work in progress Frank Benoit <benoit@tionex.de> parents: diff changeset	176 /**
95307ad235d9 Added Draw2d code, still work in progress Frank Benoit <benoit@tionex.de> parents: diff changeset	177 * Returns a Color the same as the passed color in a lighter hue.
95307ad235d9 Added Draw2d code, still work in progress Frank Benoit <benoit@tionex.de> parents: diff changeset	178 *
95307ad235d9 Added Draw2d code, still work in progress Frank Benoit <benoit@tionex.de> parents: diff changeset	179 * @param rgb the color
95307ad235d9 Added Draw2d code, still work in progress Frank Benoit <benoit@tionex.de> parents: diff changeset	180 * @return the lighter color
95307ad235d9 Added Draw2d code, still work in progress Frank Benoit <benoit@tionex.de> parents: diff changeset	181 * @since 2.0
95307ad235d9 Added Draw2d code, still work in progress Frank Benoit <benoit@tionex.de> parents: diff changeset	182 */
95307ad235d9 Added Draw2d code, still work in progress Frank Benoit <benoit@tionex.de> parents: diff changeset	183 public static Color lighter(Color rgb) {
95307ad235d9 Added Draw2d code, still work in progress Frank Benoit <benoit@tionex.de> parents: diff changeset	184 int r = rgb.getRed(),
95307ad235d9 Added Draw2d code, still work in progress Frank Benoit <benoit@tionex.de> parents: diff changeset	185 g = rgb.getGreen(),
95307ad235d9 Added Draw2d code, still work in progress Frank Benoit <benoit@tionex.de> parents: diff changeset	186 b = rgb.getBlue();
95307ad235d9 Added Draw2d code, still work in progress Frank Benoit <benoit@tionex.de> parents: diff changeset	187
95307ad235d9 Added Draw2d code, still work in progress Frank Benoit <benoit@tionex.de> parents: diff changeset	188 return new Color(null,
95307ad235d9 Added Draw2d code, still work in progress Frank Benoit <benoit@tionex.de> parents: diff changeset	189 Math.max(2, Math.min(cast(int)(r / RGB_VALUE_MULTIPLIER), 255)),
95307ad235d9 Added Draw2d code, still work in progress Frank Benoit <benoit@tionex.de> parents: diff changeset	190 Math.max(2, Math.min(cast(int)(g / RGB_VALUE_MULTIPLIER), 255)),
95307ad235d9 Added Draw2d code, still work in progress Frank Benoit <benoit@tionex.de> parents: diff changeset	191 Math.max(2, Math.min(cast(int)(b / RGB_VALUE_MULTIPLIER), 255))
95307ad235d9 Added Draw2d code, still work in progress Frank Benoit <benoit@tionex.de> parents: diff changeset	192 );
95307ad235d9 Added Draw2d code, still work in progress Frank Benoit <benoit@tionex.de> parents: diff changeset	193 }
95307ad235d9 Added Draw2d code, still work in progress Frank Benoit <benoit@tionex.de> parents: diff changeset	194
95307ad235d9 Added Draw2d code, still work in progress Frank Benoit <benoit@tionex.de> parents: diff changeset	195 /**
95307ad235d9 Added Draw2d code, still work in progress Frank Benoit <benoit@tionex.de> parents: diff changeset	196 * Produces a ghosting effect on the shape <i>s</i>.
95307ad235d9 Added Draw2d code, still work in progress Frank Benoit <benoit@tionex.de> parents: diff changeset	197 *
95307ad235d9 Added Draw2d code, still work in progress Frank Benoit <benoit@tionex.de> parents: diff changeset	198 * @param s the shape
95307ad235d9 Added Draw2d code, still work in progress Frank Benoit <benoit@tionex.de> parents: diff changeset	199 * @return the ghosted shape
95307ad235d9 Added Draw2d code, still work in progress Frank Benoit <benoit@tionex.de> parents: diff changeset	200 * @since 2.0
95307ad235d9 Added Draw2d code, still work in progress Frank Benoit <benoit@tionex.de> parents: diff changeset	201 */
95307ad235d9 Added Draw2d code, still work in progress Frank Benoit <benoit@tionex.de> parents: diff changeset	202 public static Shape makeGhostShape(Shape s) {
95307ad235d9 Added Draw2d code, still work in progress Frank Benoit <benoit@tionex.de> parents: diff changeset	203 s.setBackgroundColor(ghostFillColor);
95307ad235d9 Added Draw2d code, still work in progress Frank Benoit <benoit@tionex.de> parents: diff changeset	204 s.setFillXOR(true);
95307ad235d9 Added Draw2d code, still work in progress Frank Benoit <benoit@tionex.de> parents: diff changeset	205 s.setOutlineXOR(true);
95307ad235d9 Added Draw2d code, still work in progress Frank Benoit <benoit@tionex.de> parents: diff changeset	206 return s;
95307ad235d9 Added Draw2d code, still work in progress Frank Benoit <benoit@tionex.de> parents: diff changeset	207 }
95307ad235d9 Added Draw2d code, still work in progress Frank Benoit <benoit@tionex.de> parents: diff changeset	208
95307ad235d9 Added Draw2d code, still work in progress Frank Benoit <benoit@tionex.de> parents: diff changeset	209 /**
95307ad235d9 Added Draw2d code, still work in progress Frank Benoit <benoit@tionex.de> parents: diff changeset	210 * Mixes the passed Colors and returns the resulting Color.
95307ad235d9 Added Draw2d code, still work in progress Frank Benoit <benoit@tionex.de> parents: diff changeset	211 *
95307ad235d9 Added Draw2d code, still work in progress Frank Benoit <benoit@tionex.de> parents: diff changeset	212 * @param c1 the first color
95307ad235d9 Added Draw2d code, still work in progress Frank Benoit <benoit@tionex.de> parents: diff changeset	213 * @param c2 the second color
95307ad235d9 Added Draw2d code, still work in progress Frank Benoit <benoit@tionex.de> parents: diff changeset	214 * @param weight the first color's weight from 0-1
95307ad235d9 Added Draw2d code, still work in progress Frank Benoit <benoit@tionex.de> parents: diff changeset	215 * @return the new color
95307ad235d9 Added Draw2d code, still work in progress Frank Benoit <benoit@tionex.de> parents: diff changeset	216 * @since 2.0
95307ad235d9 Added Draw2d code, still work in progress Frank Benoit <benoit@tionex.de> parents: diff changeset	217 */
95307ad235d9 Added Draw2d code, still work in progress Frank Benoit <benoit@tionex.de> parents: diff changeset	218 public static Color mixColors(Color c1, Color c2, double weight) {
95307ad235d9 Added Draw2d code, still work in progress Frank Benoit <benoit@tionex.de> parents: diff changeset	219 return new Color(null,
95307ad235d9 Added Draw2d code, still work in progress Frank Benoit <benoit@tionex.de> parents: diff changeset	220 cast(int)(c1.getRed() * weight + c2.getRed() * (1 - weight)),
95307ad235d9 Added Draw2d code, still work in progress Frank Benoit <benoit@tionex.de> parents: diff changeset	221 cast(int)(c1.getGreen() * weight + c2.getGreen() * (1 - weight)),
95307ad235d9 Added Draw2d code, still work in progress Frank Benoit <benoit@tionex.de> parents: diff changeset	222 cast(int)(c1.getBlue() * weight + c2.getBlue() * (1 - weight)));
95307ad235d9 Added Draw2d code, still work in progress Frank Benoit <benoit@tionex.de> parents: diff changeset	223 }
95307ad235d9 Added Draw2d code, still work in progress Frank Benoit <benoit@tionex.de> parents: diff changeset	224
95307ad235d9 Added Draw2d code, still work in progress Frank Benoit <benoit@tionex.de> parents: diff changeset	225
95307ad235d9 Added Draw2d code, still work in progress Frank Benoit <benoit@tionex.de> parents: diff changeset	226 /**
95307ad235d9 Added Draw2d code, still work in progress Frank Benoit <benoit@tionex.de> parents: diff changeset	227 * Mixes the passed Colors and returns the resulting Color.
95307ad235d9 Added Draw2d code, still work in progress Frank Benoit <benoit@tionex.de> parents: diff changeset	228 *
95307ad235d9 Added Draw2d code, still work in progress Frank Benoit <benoit@tionex.de> parents: diff changeset	229 * @param c1 the first color
95307ad235d9 Added Draw2d code, still work in progress Frank Benoit <benoit@tionex.de> parents: diff changeset	230 * @param c2 the second color
95307ad235d9 Added Draw2d code, still work in progress Frank Benoit <benoit@tionex.de> parents: diff changeset	231 * @return the new color
95307ad235d9 Added Draw2d code, still work in progress Frank Benoit <benoit@tionex.de> parents: diff changeset	232 * @since 2.0
95307ad235d9 Added Draw2d code, still work in progress Frank Benoit <benoit@tionex.de> parents: diff changeset	233 */
95307ad235d9 Added Draw2d code, still work in progress Frank Benoit <benoit@tionex.de> parents: diff changeset	234 public static Color mixColors(Color c1, Color c2) {
95307ad235d9 Added Draw2d code, still work in progress Frank Benoit <benoit@tionex.de> parents: diff changeset	235 return new Color(null,
95307ad235d9 Added Draw2d code, still work in progress Frank Benoit <benoit@tionex.de> parents: diff changeset	236 (c1.getRed() + c2.getRed()) / 2,
95307ad235d9 Added Draw2d code, still work in progress Frank Benoit <benoit@tionex.de> parents: diff changeset	237 (c1.getGreen() + c2.getGreen()) / 2,
95307ad235d9 Added Draw2d code, still work in progress Frank Benoit <benoit@tionex.de> parents: diff changeset	238 (c1.getBlue() + c2.getBlue()) / 2);
95307ad235d9 Added Draw2d code, still work in progress Frank Benoit <benoit@tionex.de> parents: diff changeset	239 }
95307ad235d9 Added Draw2d code, still work in progress Frank Benoit <benoit@tionex.de> parents: diff changeset	240
95307ad235d9 Added Draw2d code, still work in progress Frank Benoit <benoit@tionex.de> parents: diff changeset	241 /**
95307ad235d9 Added Draw2d code, still work in progress Frank Benoit <benoit@tionex.de> parents: diff changeset	242 * Paints a border with an etching effect, having a shadow of Color <i>shadow</i> and
95307ad235d9 Added Draw2d code, still work in progress Frank Benoit <benoit@tionex.de> parents: diff changeset	243 * highlight of Color <i>highlight</i>.
95307ad235d9 Added Draw2d code, still work in progress Frank Benoit <benoit@tionex.de> parents: diff changeset	244 *
95307ad235d9 Added Draw2d code, still work in progress Frank Benoit <benoit@tionex.de> parents: diff changeset	245 * @param g the graphics object
95307ad235d9 Added Draw2d code, still work in progress Frank Benoit <benoit@tionex.de> parents: diff changeset	246 * @param r the bounds of the border
95307ad235d9 Added Draw2d code, still work in progress Frank Benoit <benoit@tionex.de> parents: diff changeset	247 * @param shadow the shadow color
95307ad235d9 Added Draw2d code, still work in progress Frank Benoit <benoit@tionex.de> parents: diff changeset	248 * @param highlight the highlight color
95307ad235d9 Added Draw2d code, still work in progress Frank Benoit <benoit@tionex.de> parents: diff changeset	249 * @since 2.0
95307ad235d9 Added Draw2d code, still work in progress Frank Benoit <benoit@tionex.de> parents: diff changeset	250 */
95307ad235d9 Added Draw2d code, still work in progress Frank Benoit <benoit@tionex.de> parents: diff changeset	251 public static void paintEtchedBorder(Graphics g, Rectangle r,
95307ad235d9 Added Draw2d code, still work in progress Frank Benoit <benoit@tionex.de> parents: diff changeset	252 Color shadow, Color highlight) {
95307ad235d9 Added Draw2d code, still work in progress Frank Benoit <benoit@tionex.de> parents: diff changeset	253 int x = r.x,
95307ad235d9 Added Draw2d code, still work in progress Frank Benoit <benoit@tionex.de> parents: diff changeset	254 y = r.y,
95307ad235d9 Added Draw2d code, still work in progress Frank Benoit <benoit@tionex.de> parents: diff changeset	255 w = r.width,
95307ad235d9 Added Draw2d code, still work in progress Frank Benoit <benoit@tionex.de> parents: diff changeset	256 h = r.height;
95307ad235d9 Added Draw2d code, still work in progress Frank Benoit <benoit@tionex.de> parents: diff changeset	257
95307ad235d9 Added Draw2d code, still work in progress Frank Benoit <benoit@tionex.de> parents: diff changeset	258 g.setLineStyle(Graphics.LINE_SOLID);
95307ad235d9 Added Draw2d code, still work in progress Frank Benoit <benoit@tionex.de> parents: diff changeset	259 g.setLineWidth(1);
95307ad235d9 Added Draw2d code, still work in progress Frank Benoit <benoit@tionex.de> parents: diff changeset	260 g.setXORMode(false);
95307ad235d9 Added Draw2d code, still work in progress Frank Benoit <benoit@tionex.de> parents: diff changeset	261
95307ad235d9 Added Draw2d code, still work in progress Frank Benoit <benoit@tionex.de> parents: diff changeset	262 w -= 2;
95307ad235d9 Added Draw2d code, still work in progress Frank Benoit <benoit@tionex.de> parents: diff changeset	263 h -= 2;
95307ad235d9 Added Draw2d code, still work in progress Frank Benoit <benoit@tionex.de> parents: diff changeset	264
95307ad235d9 Added Draw2d code, still work in progress Frank Benoit <benoit@tionex.de> parents: diff changeset	265 g.setForegroundColor(shadow);
95307ad235d9 Added Draw2d code, still work in progress Frank Benoit <benoit@tionex.de> parents: diff changeset	266 g.drawRectangle(x, y, w, h);
95307ad235d9 Added Draw2d code, still work in progress Frank Benoit <benoit@tionex.de> parents: diff changeset	267
95307ad235d9 Added Draw2d code, still work in progress Frank Benoit <benoit@tionex.de> parents: diff changeset	268 x++;
95307ad235d9 Added Draw2d code, still work in progress Frank Benoit <benoit@tionex.de> parents: diff changeset	269 y++;
95307ad235d9 Added Draw2d code, still work in progress Frank Benoit <benoit@tionex.de> parents: diff changeset	270 g.setForegroundColor(highlight);
95307ad235d9 Added Draw2d code, still work in progress Frank Benoit <benoit@tionex.de> parents: diff changeset	271 g.drawRectangle(x, y, w, h);
95307ad235d9 Added Draw2d code, still work in progress Frank Benoit <benoit@tionex.de> parents: diff changeset	272 }
95307ad235d9 Added Draw2d code, still work in progress Frank Benoit <benoit@tionex.de> parents: diff changeset	273
95307ad235d9 Added Draw2d code, still work in progress Frank Benoit <benoit@tionex.de> parents: diff changeset	274 /**
95307ad235d9 Added Draw2d code, still work in progress Frank Benoit <benoit@tionex.de> parents: diff changeset	275 * Helper method to paint a grid. Painting is optimized as it is restricted to the
95307ad235d9 Added Draw2d code, still work in progress Frank Benoit <benoit@tionex.de> parents: diff changeset	276 * Graphics' clip.
95307ad235d9 Added Draw2d code, still work in progress Frank Benoit <benoit@tionex.de> parents: diff changeset	277 *
95307ad235d9 Added Draw2d code, still work in progress Frank Benoit <benoit@tionex.de> parents: diff changeset	278 * @param g The Graphics object to be used for painting
95307ad235d9 Added Draw2d code, still work in progress Frank Benoit <benoit@tionex.de> parents: diff changeset	279 * @param f The figure in which the grid is to be painted
95307ad235d9 Added Draw2d code, still work in progress Frank Benoit <benoit@tionex.de> parents: diff changeset	280 * @param origin Any point where the grid lines are expected to intersect
95307ad235d9 Added Draw2d code, still work in progress Frank Benoit <benoit@tionex.de> parents: diff changeset	281 * @param distanceX Distance between vertical grid lines; if 0 or less, vertical grid
95307ad235d9 Added Draw2d code, still work in progress Frank Benoit <benoit@tionex.de> parents: diff changeset	282 * lines will not be drawn
95307ad235d9 Added Draw2d code, still work in progress Frank Benoit <benoit@tionex.de> parents: diff changeset	283 * @param distanceY Distance between horizontal grid lines; if 0 or less, horizontal
95307ad235d9 Added Draw2d code, still work in progress Frank Benoit <benoit@tionex.de> parents: diff changeset	284 * grid lines will not be drawn
95307ad235d9 Added Draw2d code, still work in progress Frank Benoit <benoit@tionex.de> parents: diff changeset	285 *
95307ad235d9 Added Draw2d code, still work in progress Frank Benoit <benoit@tionex.de> parents: diff changeset	286 * @since 3.0
95307ad235d9 Added Draw2d code, still work in progress Frank Benoit <benoit@tionex.de> parents: diff changeset	287 */
95307ad235d9 Added Draw2d code, still work in progress Frank Benoit <benoit@tionex.de> parents: diff changeset	288 public static void paintGrid(Graphics g, IFigure f,
95307ad235d9 Added Draw2d code, still work in progress Frank Benoit <benoit@tionex.de> parents: diff changeset	289 dwtx.draw2d.geometry.Point.Point origin, int distanceX, int distanceY) {
95307ad235d9 Added Draw2d code, still work in progress Frank Benoit <benoit@tionex.de> parents: diff changeset	290 Rectangle clip = g.getClip(Rectangle.SINGLETON);
95307ad235d9 Added Draw2d code, still work in progress Frank Benoit <benoit@tionex.de> parents: diff changeset	291
95307ad235d9 Added Draw2d code, still work in progress Frank Benoit <benoit@tionex.de> parents: diff changeset	292 if (distanceX > 0) {
95307ad235d9 Added Draw2d code, still work in progress Frank Benoit <benoit@tionex.de> parents: diff changeset	293 if (origin.x >= clip.x)
95307ad235d9 Added Draw2d code, still work in progress Frank Benoit <benoit@tionex.de> parents: diff changeset	294 while (origin.x - distanceX >= clip.x)
95307ad235d9 Added Draw2d code, still work in progress Frank Benoit <benoit@tionex.de> parents: diff changeset	295 origin.x -= distanceX;
95307ad235d9 Added Draw2d code, still work in progress Frank Benoit <benoit@tionex.de> parents: diff changeset	296 else
95307ad235d9 Added Draw2d code, still work in progress Frank Benoit <benoit@tionex.de> parents: diff changeset	297 while (origin.x < clip.x)
95307ad235d9 Added Draw2d code, still work in progress Frank Benoit <benoit@tionex.de> parents: diff changeset	298 origin.x += distanceX;
95307ad235d9 Added Draw2d code, still work in progress Frank Benoit <benoit@tionex.de> parents: diff changeset	299 for (int i = origin.x; i < clip.x + clip.width; i += distanceX)
95307ad235d9 Added Draw2d code, still work in progress Frank Benoit <benoit@tionex.de> parents: diff changeset	300 g.drawLine(i, clip.y, i, clip.y + clip.height);
95307ad235d9 Added Draw2d code, still work in progress Frank Benoit <benoit@tionex.de> parents: diff changeset	301 }
95307ad235d9 Added Draw2d code, still work in progress Frank Benoit <benoit@tionex.de> parents: diff changeset	302
95307ad235d9 Added Draw2d code, still work in progress Frank Benoit <benoit@tionex.de> parents: diff changeset	303 if (distanceY > 0) {
95307ad235d9 Added Draw2d code, still work in progress Frank Benoit <benoit@tionex.de> parents: diff changeset	304 if (origin.y >= clip.y)
95307ad235d9 Added Draw2d code, still work in progress Frank Benoit <benoit@tionex.de> parents: diff changeset	305 while (origin.y - distanceY >= clip.y)
95307ad235d9 Added Draw2d code, still work in progress Frank Benoit <benoit@tionex.de> parents: diff changeset	306 origin.y -= distanceY;
95307ad235d9 Added Draw2d code, still work in progress Frank Benoit <benoit@tionex.de> parents: diff changeset	307 else
95307ad235d9 Added Draw2d code, still work in progress Frank Benoit <benoit@tionex.de> parents: diff changeset	308 while (origin.y < clip.y)
95307ad235d9 Added Draw2d code, still work in progress Frank Benoit <benoit@tionex.de> parents: diff changeset	309 origin.y += distanceY;
95307ad235d9 Added Draw2d code, still work in progress Frank Benoit <benoit@tionex.de> parents: diff changeset	310 for (int i = origin.y; i < clip.y + clip.height; i += distanceY)
95307ad235d9 Added Draw2d code, still work in progress Frank Benoit <benoit@tionex.de> parents: diff changeset	311 g.drawLine(clip.x, i, clip.x + clip.width, i);
95307ad235d9 Added Draw2d code, still work in progress Frank Benoit <benoit@tionex.de> parents: diff changeset	312 }
95307ad235d9 Added Draw2d code, still work in progress Frank Benoit <benoit@tionex.de> parents: diff changeset	313 }
95307ad235d9 Added Draw2d code, still work in progress Frank Benoit <benoit@tionex.de> parents: diff changeset	314
95307ad235d9 Added Draw2d code, still work in progress Frank Benoit <benoit@tionex.de> parents: diff changeset	315 /**
95307ad235d9 Added Draw2d code, still work in progress Frank Benoit <benoit@tionex.de> parents: diff changeset	316 * Paints a border with an etching effect, having a shadow of a darker version of g's
95307ad235d9 Added Draw2d code, still work in progress Frank Benoit <benoit@tionex.de> parents: diff changeset	317 * background color, and a highlight a lighter version of g's background color.
95307ad235d9 Added Draw2d code, still work in progress Frank Benoit <benoit@tionex.de> parents: diff changeset	318 *
95307ad235d9 Added Draw2d code, still work in progress Frank Benoit <benoit@tionex.de> parents: diff changeset	319 * @param g the graphics object
95307ad235d9 Added Draw2d code, still work in progress Frank Benoit <benoit@tionex.de> parents: diff changeset	320 * @param r the bounds of the border
95307ad235d9 Added Draw2d code, still work in progress Frank Benoit <benoit@tionex.de> parents: diff changeset	321 * @since 2.0
95307ad235d9 Added Draw2d code, still work in progress Frank Benoit <benoit@tionex.de> parents: diff changeset	322 */
95307ad235d9 Added Draw2d code, still work in progress Frank Benoit <benoit@tionex.de> parents: diff changeset	323 public static void paintEtchedBorder(Graphics g, Rectangle r) {
95307ad235d9 Added Draw2d code, still work in progress Frank Benoit <benoit@tionex.de> parents: diff changeset	324 Color rgb = g.getBackgroundColor(),
95307ad235d9 Added Draw2d code, still work in progress Frank Benoit <benoit@tionex.de> parents: diff changeset	325 shadow = darker(rgb),
95307ad235d9 Added Draw2d code, still work in progress Frank Benoit <benoit@tionex.de> parents: diff changeset	326 highlight = lighter(rgb);
95307ad235d9 Added Draw2d code, still work in progress Frank Benoit <benoit@tionex.de> parents: diff changeset	327 paintEtchedBorder(g, r, shadow, highlight);
95307ad235d9 Added Draw2d code, still work in progress Frank Benoit <benoit@tionex.de> parents: diff changeset	328 }
95307ad235d9 Added Draw2d code, still work in progress Frank Benoit <benoit@tionex.de> parents: diff changeset	329
95307ad235d9 Added Draw2d code, still work in progress Frank Benoit <benoit@tionex.de> parents: diff changeset	330 /**
95307ad235d9 Added Draw2d code, still work in progress Frank Benoit <benoit@tionex.de> parents: diff changeset	331 * Sets Font to passed value.
95307ad235d9 Added Draw2d code, still work in progress Frank Benoit <benoit@tionex.de> parents: diff changeset	332 *
95307ad235d9 Added Draw2d code, still work in progress Frank Benoit <benoit@tionex.de> parents: diff changeset	333 * @param f the new font
95307ad235d9 Added Draw2d code, still work in progress Frank Benoit <benoit@tionex.de> parents: diff changeset	334 * @since 2.0
95307ad235d9 Added Draw2d code, still work in progress Frank Benoit <benoit@tionex.de> parents: diff changeset	335 */
95307ad235d9 Added Draw2d code, still work in progress Frank Benoit <benoit@tionex.de> parents: diff changeset	336 protected static void setFont(Font f) {
95307ad235d9 Added Draw2d code, still work in progress Frank Benoit <benoit@tionex.de> parents: diff changeset	337 if (appliedFont is f \|\| f.opEquals(appliedFont))
95307ad235d9 Added Draw2d code, still work in progress Frank Benoit <benoit@tionex.de> parents: diff changeset	338 return;
95307ad235d9 Added Draw2d code, still work in progress Frank Benoit <benoit@tionex.de> parents: diff changeset	339 getGC().setFont(f);
95307ad235d9 Added Draw2d code, still work in progress Frank Benoit <benoit@tionex.de> parents: diff changeset	340 appliedFont = f;
95307ad235d9 Added Draw2d code, still work in progress Frank Benoit <benoit@tionex.de> parents: diff changeset	341 metrics = null;
95307ad235d9 Added Draw2d code, still work in progress Frank Benoit <benoit@tionex.de> parents: diff changeset	342 }
95307ad235d9 Added Draw2d code, still work in progress Frank Benoit <benoit@tionex.de> parents: diff changeset	343
95307ad235d9 Added Draw2d code, still work in progress Frank Benoit <benoit@tionex.de> parents: diff changeset	344 /**
95307ad235d9 Added Draw2d code, still work in progress Frank Benoit <benoit@tionex.de> parents: diff changeset	345 * Returns the figure which is the ancestor of both figures, or <code>null</code>. A
95307ad235d9 Added Draw2d code, still work in progress Frank Benoit <benoit@tionex.de> parents: diff changeset	346 * figure is an ancestor if it is the parent of another figure, or if it is the ancestor
95307ad235d9 Added Draw2d code, still work in progress Frank Benoit <benoit@tionex.de> parents: diff changeset	347 * of that figure's parent. If one figure contains the other, <code>null</code> is
95307ad235d9 Added Draw2d code, still work in progress Frank Benoit <benoit@tionex.de> parents: diff changeset	348 * returned.
95307ad235d9 Added Draw2d code, still work in progress Frank Benoit <benoit@tionex.de> parents: diff changeset	349 * @since 3.1
95307ad235d9 Added Draw2d code, still work in progress Frank Benoit <benoit@tionex.de> parents: diff changeset	350 * @param l left
95307ad235d9 Added Draw2d code, still work in progress Frank Benoit <benoit@tionex.de> parents: diff changeset	351 * @param r right
95307ad235d9 Added Draw2d code, still work in progress Frank Benoit <benoit@tionex.de> parents: diff changeset	352 * @return the common ancestor
95307ad235d9 Added Draw2d code, still work in progress Frank Benoit <benoit@tionex.de> parents: diff changeset	353 */
95307ad235d9 Added Draw2d code, still work in progress Frank Benoit <benoit@tionex.de> parents: diff changeset	354 public static IFigure findCommonAncestor(IFigure l, IFigure r) {
95307ad235d9 Added Draw2d code, still work in progress Frank Benoit <benoit@tionex.de> parents: diff changeset	355 if (l is r)
95307ad235d9 Added Draw2d code, still work in progress Frank Benoit <benoit@tionex.de> parents: diff changeset	356 return l;
95307ad235d9 Added Draw2d code, still work in progress Frank Benoit <benoit@tionex.de> parents: diff changeset	357 ArrayList left = new ArrayList();
95307ad235d9 Added Draw2d code, still work in progress Frank Benoit <benoit@tionex.de> parents: diff changeset	358 ArrayList right = new ArrayList();
95307ad235d9 Added Draw2d code, still work in progress Frank Benoit <benoit@tionex.de> parents: diff changeset	359 while (l !is null) {
95307ad235d9 Added Draw2d code, still work in progress Frank Benoit <benoit@tionex.de> parents: diff changeset	360 left.add(cast(Object)l);
95307ad235d9 Added Draw2d code, still work in progress Frank Benoit <benoit@tionex.de> parents: diff changeset	361 l = l.getParent();
95307ad235d9 Added Draw2d code, still work in progress Frank Benoit <benoit@tionex.de> parents: diff changeset	362 }
95307ad235d9 Added Draw2d code, still work in progress Frank Benoit <benoit@tionex.de> parents: diff changeset	363 while (r !is null) {
95307ad235d9 Added Draw2d code, still work in progress Frank Benoit <benoit@tionex.de> parents: diff changeset	364 right.add(cast(Object)r);
95307ad235d9 Added Draw2d code, still work in progress Frank Benoit <benoit@tionex.de> parents: diff changeset	365 r = r.getParent();
95307ad235d9 Added Draw2d code, still work in progress Frank Benoit <benoit@tionex.de> parents: diff changeset	366 }
95307ad235d9 Added Draw2d code, still work in progress Frank Benoit <benoit@tionex.de> parents: diff changeset	367 if (left.isEmpty() \|\| right.isEmpty())
95307ad235d9 Added Draw2d code, still work in progress Frank Benoit <benoit@tionex.de> parents: diff changeset	368 return null;
95307ad235d9 Added Draw2d code, still work in progress Frank Benoit <benoit@tionex.de> parents: diff changeset	369
95307ad235d9 Added Draw2d code, still work in progress Frank Benoit <benoit@tionex.de> parents: diff changeset	370 int il = left.size() - 1;
95307ad235d9 Added Draw2d code, still work in progress Frank Benoit <benoit@tionex.de> parents: diff changeset	371 int ir = right.size() - 1;
95307ad235d9 Added Draw2d code, still work in progress Frank Benoit <benoit@tionex.de> parents: diff changeset	372 do {
95307ad235d9 Added Draw2d code, still work in progress Frank Benoit <benoit@tionex.de> parents: diff changeset	373 if (left.get(il) !is right.get(ir))
95307ad235d9 Added Draw2d code, still work in progress Frank Benoit <benoit@tionex.de> parents: diff changeset	374 break;
95307ad235d9 Added Draw2d code, still work in progress Frank Benoit <benoit@tionex.de> parents: diff changeset	375 il--;
95307ad235d9 Added Draw2d code, still work in progress Frank Benoit <benoit@tionex.de> parents: diff changeset	376 ir--;
95307ad235d9 Added Draw2d code, still work in progress Frank Benoit <benoit@tionex.de> parents: diff changeset	377 } while (il >= 0 && ir >= 0);
95307ad235d9 Added Draw2d code, still work in progress Frank Benoit <benoit@tionex.de> parents: diff changeset	378
95307ad235d9 Added Draw2d code, still work in progress Frank Benoit <benoit@tionex.de> parents: diff changeset	379 return cast(IFigure) left.get(il + 1);
95307ad235d9 Added Draw2d code, still work in progress Frank Benoit <benoit@tionex.de> parents: diff changeset	380 }
95307ad235d9 Added Draw2d code, still work in progress Frank Benoit <benoit@tionex.de> parents: diff changeset	381
95307ad235d9 Added Draw2d code, still work in progress Frank Benoit <benoit@tionex.de> parents: diff changeset	382 /**
95307ad235d9 Added Draw2d code, still work in progress Frank Benoit <benoit@tionex.de> parents: diff changeset	383 * Returns <code>true</code> if the ancestor contains the descendant, or is the ancestor
95307ad235d9 Added Draw2d code, still work in progress Frank Benoit <benoit@tionex.de> parents: diff changeset	384 * of the descendant's parent.
95307ad235d9 Added Draw2d code, still work in progress Frank Benoit <benoit@tionex.de> parents: diff changeset	385 * @param ancestor the ancestor
95307ad235d9 Added Draw2d code, still work in progress Frank Benoit <benoit@tionex.de> parents: diff changeset	386 * @param descendant the descendant
95307ad235d9 Added Draw2d code, still work in progress Frank Benoit <benoit@tionex.de> parents: diff changeset	387 * @return <code>true</code> if ancestor
95307ad235d9 Added Draw2d code, still work in progress Frank Benoit <benoit@tionex.de> parents: diff changeset	388 * @since 3.2
95307ad235d9 Added Draw2d code, still work in progress Frank Benoit <benoit@tionex.de> parents: diff changeset	389 */
95307ad235d9 Added Draw2d code, still work in progress Frank Benoit <benoit@tionex.de> parents: diff changeset	390 public static bool isAncestor(IFigure ancestor, IFigure descendant) {
95307ad235d9 Added Draw2d code, still work in progress Frank Benoit <benoit@tionex.de> parents: diff changeset	391 while (descendant !is null) {
95307ad235d9 Added Draw2d code, still work in progress Frank Benoit <benoit@tionex.de> parents: diff changeset	392 descendant = descendant.getParent();
95307ad235d9 Added Draw2d code, still work in progress Frank Benoit <benoit@tionex.de> parents: diff changeset	393 if (descendant is ancestor)
95307ad235d9 Added Draw2d code, still work in progress Frank Benoit <benoit@tionex.de> parents: diff changeset	394 return true;
95307ad235d9 Added Draw2d code, still work in progress Frank Benoit <benoit@tionex.de> parents: diff changeset	395 }
95307ad235d9 Added Draw2d code, still work in progress Frank Benoit <benoit@tionex.de> parents: diff changeset	396 return false;
95307ad235d9 Added Draw2d code, still work in progress Frank Benoit <benoit@tionex.de> parents: diff changeset	397 }
95307ad235d9 Added Draw2d code, still work in progress Frank Benoit <benoit@tionex.de> parents: diff changeset	398
95307ad235d9 Added Draw2d code, still work in progress Frank Benoit <benoit@tionex.de> parents: diff changeset	399 }

98

95307ad235d9 Added Draw2d code, still work in progress