1 /* 2 * Copyright (c) 2012, 2014, Oracle and/or its affiliates. All rights reserved. 3 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. 4 * 5 * This code is free software; you can redistribute it and/or modify it 6 * under the terms of the GNU General Public License version 2 only, as 7 * published by the Free Software Foundation. Oracle designates this 8 * particular file as subject to the "Classpath" exception as provided 9 * by Oracle in the LICENSE file that accompanied this code. 10 * 11 * This code is distributed in the hope that it will be useful, but WITHOUT 12 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or 13 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License 14 * version 2 for more details (a copy is included in the LICENSE file that 15 * accompanied this code). 16 * 17 * You should have received a copy of the GNU General Public License version 18 * 2 along with this work; if not, write to the Free Software Foundation, 19 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. 20 * 21 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA 22 * or visit www.oracle.com if you need additional information or have any 23 * questions. 24 */ 25 26 package test.com.sun.javafx.pgstub; 27 28 import com.sun.javafx.geom.BaseBounds; 29 import com.sun.javafx.geom.Path2D; 30 import com.sun.javafx.geom.RectBounds; 31 import com.sun.javafx.geom.Shape; 32 import com.sun.javafx.scene.text.*; 33 import javafx.scene.shape.PathElement; 34 import javafx.scene.text.Font; 35 36 public class StubTextLayout implements TextLayout { 37 38 @Override 39 public boolean setContent(TextSpan[] spans) { 40 return true; 41 } 42 43 private String text; 44 private Font font; 45 @Override 46 public boolean setContent(String text, Object font) { 47 this.text = text; 48 final StubFontLoader.StubFont stub = ((StubFontLoader.StubFont)font); 49 this.font = stub == null ? null : stub.font; 50 return true; 51 } 52 53 @Override 54 public boolean setAlignment(int alignment) { 55 return true; 56 } 57 58 @Override 59 public boolean setWrapWidth(float wrapWidth) { 60 return true; 61 } 62 63 @Override 64 public boolean setLineSpacing(float spacing) { 65 return true; 66 } 67 68 @Override 69 public boolean setDirection(int direction) { 70 return true; 71 } 72 73 @Override 74 public boolean setBoundsType(int type) { 75 return true; 76 } 77 78 @Override 79 public BaseBounds getBounds() { 80 return getBounds(null, new RectBounds()); 81 } 82 83 @Override 84 public BaseBounds getBounds(TextSpan filter, BaseBounds bounds) { 85 final double fontSize = (font == null ? 0 : ((Font)font).getSize()); 86 final String[] lines = text.split("\n"); 87 double width = 0.0; 88 double height = fontSize * lines.length; 89 for (String line : lines) { 90 width = Math.max(width, fontSize * line.length()); 91 } 92 return bounds.deriveWithNewBounds(0, (float)-fontSize, 0, 93 (float)width, (float)(height-fontSize), 0); 94 } 95 96 class StubTextLine implements TextLine { 97 @Override public GlyphList[] getRuns() { 98 return new GlyphList[0]; 99 } 100 @Override public RectBounds getBounds() { 101 return new RectBounds(); 102 } 103 @Override public float getLeftSideBearing() { 104 return 0; 105 } 106 @Override public float getRightSideBearing() { 107 return 0; 108 } 109 @Override public int getStart() { 110 return 0; 111 } 112 @Override public int getLength() { 113 return 0; 114 } 115 } 116 117 @Override 118 public TextLine[] getLines() { 119 return new TextLine[] {new StubTextLine()}; 120 } 121 122 @Override 123 public GlyphList[] getRuns() { 124 return new GlyphList[0]; 125 } 126 127 @Override 128 public Shape getShape(int type, TextSpan filter) { 129 return new Path2D(); 130 } 131 132 @Override 133 public HitInfo getHitInfo(float x, float y) { 134 // TODO this probably needs to be entirely rewritten... 135 if (text == null) { 136 final HitInfo hit = new HitInfo(); 137 hit.setCharIndex(0); 138 hit.setLeading(true); 139 return hit; 140 } 141 142 final double fontSize = (font == null ? 0 : ((Font)font).getSize()); 143 final String[] lines = text.split("\n"); 144 int lineIndex = Math.min(lines.length - 1, (int) (y / fontSize)); 145 if (lineIndex >= lines.length) { 146 throw new IllegalStateException("Asked for hit info out of y range: x=" + x + "y=" + 147 + y + "text='" + text + "', lineIndex=" + lineIndex + ", numLines=" + lines.length + 148 ", fontSize=" + fontSize); 149 } 150 int offset = 0; 151 for (int i=0; i<lineIndex; i++) { 152 offset += lines[i].length() + 1; // add in the \n 153 } 154 155 int charPos = (int) (x / lines[lineIndex].length()); 156 if (charPos + offset > text.length()) { 157 throw new IllegalStateException("Asked for hit info out of x range"); 158 } 159 160 final HitInfo hit = new HitInfo(); 161 hit.setCharIndex(offset + charPos); 162 return hit; 163 } 164 165 @Override 166 public PathElement[] getCaretShape(int offset, boolean isLeading, float x, 167 float y) { 168 return new PathElement[0]; 169 } 170 171 @Override 172 public PathElement[] getRange(int start, int end, int type, float x, float y) { 173 return new PathElement[0]; 174 } 175 176 @Override 177 public BaseBounds getVisualBounds(int type) { 178 return new RectBounds(); 179 } 180 181 }