347 lines
31 KiB
Java
347 lines
31 KiB
Java
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/*
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* Copyright (c) 2025, Oracle and/or its affiliates. All rights reserved.
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* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
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*
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* This code is free software; you can redistribute it and/or modify it
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* under the terms of the GNU General Public License version 2 only, as
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* published by the Free Software Foundation.
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*
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* This code is distributed in the hope that it will be useful, but WITHOUT
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* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
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* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
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* version 2 for more details (a copy is included in the LICENSE file that
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* accompanied this code).
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*
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* You should have received a copy of the GNU General Public License version
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* 2 along with this work; if not, write to the Free Software Foundation,
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* Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
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*
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* Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
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* or visit www.oracle.com if you need additional information or have any
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* questions.
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*/
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/**
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* @test
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* @bug 8208377
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* @summary Confirm that format-category glyphs are not rendered or measured.
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*/
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import java.awt.Color;
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import java.awt.Font;
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import java.awt.FontMetrics;
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import java.awt.Graphics2D;
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import java.awt.GraphicsEnvironment;
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import java.awt.Rectangle;
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import java.awt.RenderingHints;
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import java.awt.font.FontRenderContext;
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import java.awt.font.GlyphVector;
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import java.awt.font.LineBreakMeasurer;
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import java.awt.font.TextAttribute;
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import java.awt.font.TextLayout;
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import java.awt.image.BufferedImage;
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import java.io.ByteArrayInputStream;
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import java.text.AttributedString;
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import java.util.Base64;
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import java.util.Map;
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public class FormatCharAdvanceTest {
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/**
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* <p>Font created for this test which contains glyphs for 0-9, a-z, A-Z, space, and most
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* characters with Unicode general category = Format (Cf); the tests will pass if these
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* format glyphs and their advances are ignored during text measurement and text drawing.
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*
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* <p>The following FontForge Python script was used to generate this font:
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*
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* <pre>
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* import fontforge
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* import base64
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*
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* font = fontforge.font()
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* font.encoding = 'UnicodeFull'
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* font.design_size = 16
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* font.em = 2048
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* font.ascent = 1638
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* font.descent = 410
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* font.familyname = 'Test'
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* font.fontname = 'Test'
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* font.fullname = 'Test'
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* font.copyright = ''
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* font.autoWidth(0, 0, 2048)
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*
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* space = font.createChar(0x20)
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* space.width = 569
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*
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* a = font.createChar(ord('a'))
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* pen = a.glyphPen()
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* pen.moveTo((100, 100))
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* pen.lineTo((100, 200))
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* pen.lineTo((500, 200))
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* pen.lineTo((500, 100))
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* pen.closePath()
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* a.draw(pen)
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* pen = None
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* a.width = 600
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*
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* chars = 'bcdefghijklmnopqrstuvwxyz' \
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* 'ABCDEFGHIJKLMNOPQRSTUVWXYZ' \
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* '1234567890' \
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* '\u00AD\u0600\u0601\u0602\u0603\u0604\u0605\u061C\u06DD\u070F\u0890\u0891\u08E2\u180E' \
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* '\u200B\u200C\u200D\u200E\u200F\u202A\u202B\u202C\u202D\u202E\u2060\u2061\u2062\u2063\u2064' \
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* '\u2066\u2067\u2068\u2069\u206A\u206B\u206C\u206D\u206E\u206F\uFEFF\uFFF9\uFFFA\uFFFB' \
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* '\U000110BD\U000110CD\U00013430\U00013431\U00013432\U00013433\U00013434\U00013435\U00013436' \
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* '\U00013437\U00013438\U00013439\U0001343A\U0001343B\U0001343C\U0001343D\U0001343E\U0001343F' \
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* '\U0001BCA0\U0001BCA1\U0001BCA2\U0001BCA3\U0001D173\U0001D174\U0001D175\U0001D176\U0001D177' \
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* '\U0001D178\U0001D179\U0001D17A\U000E0001\U000E0020\U000E0021\U000E007E\U000E007F'
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*
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* for char in set(chars):
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* glyph = font.createChar(ord(char))
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* glyph.addReference('a')
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* glyph.useRefsMetrics('a')
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*
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* ttf = 'test.ttf' # TrueType
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* t64 = 'test.ttf.txt' # TrueType Base64
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* pfb = 'test.pfb' # PostScript Type1
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* p64 = 'test.pfb.txt' # PostScript Type1 Base64
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*
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* font.generate(ttf)
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* font.generate(pfb)
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*
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* with open(ttf, 'rb') as f1:
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* encoded = base64.b64encode(f1.read())
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* with open(t64, 'wb') as f2:
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* f2.write(encoded)
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*
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* with open(pfb, 'rb') as f3:
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* encoded = base64.b64encode(f3.read())
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* with open(p64, 'wb') as f4:
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* f4.write(encoded)
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* </pre>
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*/
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private static final String TTF_BYTES = "AAEAAAANAIAAAwBQRkZUTaj5NMoAABWEAAAAHE9TLzKEBfqWAAABWAAAAGBjbWFw6BKIbQAAAuQAAAMoY3Z0IABEBREAAAYMAAAABGdhc3D//wADAAAVfAAAAAhnbHlmcb+r/AAABzQAAAksaGVhZCi9kzQAAADcAAAANmhoZWEIcgJeAAABFAAAACRobXR4JX8bnAAAAbgAAAEqbG9jYam4p4gAAAYQAAABIm1heHAA1wBCAAABOAAAACBuYW1lImUC5wAAEGAAAAGJcG9zdBd/2qEAABHsAAADjwABAAAAAQAAEAez8l8PPPUACwgAAAAAAON7pHEAAAAA43ukcQBEAAACZAVVAAAACAACAAAAAAAAAAEAAAVVAAAAuAJYAAAAAAJkAAEAAAAAAAAAAAAAAAAAAAAFAAEAAACQAAgAAgAIAAIAAgAAAAEAAQAAAEAALgABAAEABAJXAZAABQAABTMFmQAAAR4FMwWZAAAD1wBmAhIAAAIABQMAAAAAAACAACADAgAAABECAKgAAAAAUGZFZACAACD//wZm/mYAuAVVAAAAAAABAAAAAADIAMgAAAAgAAEC7ABEAAAAAAKqAAACOQAAAlgAZABkAGQAZABkAGQAZABkAGQAZABkAGQAZABkAGQAZABkAGQAZABkAGQAZABkAGQAZABkAGQAZABkAGQAZABkAGQAZABkAGQAZABkAGQAZABkAGQAZABkAGQAZABkAGQAZABkAGQAZABkAGQAZABkAGQAZABkAGQAZABkAGQAZABkAGQAZABkAGQAZABkAGQAZABkAGQAZABkAGQAZABkAGQAZABkAGQAZABkAGQAZABkAGQAZABkAGQAZABkAGQAZABkAGQAZABkAGQAZABkAGQAZABkAGQAZABkAGQAZABkAGQAZABkAGQAZABkAGQAZABkAGQAZABkAGQAZABkAGQAZABkAGQAZABkAGQAZABkAGQAZABkAAAAAAAFAAAAAwAAACwAAAAEAAAA2gABAAAAAAIiAAMAAQAAACwAAwAKAAAA2gAEAK4AAAAmACAABAAGACAAOQBaAHoArQYFBhwG3QcPCJEI4hgOIA8gLiBkIG/+///7//8AAAAgADAAQQBhAK0GAAYcBt0HDwiQCOIYDiALICogYCBm/v//+f///+P/1P/N/8f/lfpD+i35bfk897z3bOhB4EXgK9/63/kBagAAAAEAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAQAAABqAGsAbAAMAAAAAAFIAAAAAAAAABoAAAAgAAAAIAAAAAMAAAAwAAAAOQAAAAQAAABBAAAAWgAAAA4AAABhAAAAegAAACgAAACtAAAArQAAAEIAAAYAAAAGBQAAAEMAAAYcAAAGHAAAAEkAAAbdAAAG3QAAAEoAAAcPAAAHDwAAAEsAAAiQAAAIkQAAAEwAAAjiAAAI4gAAAE4AABgOAAAYDgAAAE8AACALAAAgDwAAAFAAACAqAAAgLgAAAFUAACBgAAAgZAAAAFoAACBmAAAgbwAAAF8AAP7/AAD+/wAAAGkAAP/5AAD/+wAAAGoAARC9AAEQvQAAAG0AARDNAAEQzQAAAG4AATQwAAE0PwAAAG8AAbygAAG8owAAAH8AAdFzAAHRegAAAIMADgABAA4AAQAAAIsADgAgAA4AIQAAAIwADgB+AA4AfwAAAI4AAAEGAAABAAAAAAAAAAECAAAAAgAAAAAAAAAAAAAAAAAAAAEAAAMAAAAAAAAAAAAAAAAAAAAEBQYHCAkKCwwNAAAAAAAAAA4PEBESExQVFhcYGRobHB0eHyAhIiMkJSYnAAAAAAAAKCkqKywtLi8wMTIzNDU2Nzg5Ojs8PT4/QEEAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAEQFEQAAACwALAAsACwANAA8AEQATABUAFwAZABsAHQAfACEAIwAlACcAKQArAC0ALwAxADMANQA3ADkAOwA9AD8AQQBDAEUARwBJAEsATQBPAFEAUwBXgFmAW4BdgF+AYYBjgGWAZ4BpgGuAbYBvgHGAc4B1gHeAeYB7gH2Af4CBgIOAhYCHgImAi4CNgI+AkYCTgJWAl4CZgJuAnYCfgKGAo4ClgKeAqYCrgK2Ar4CxgLOAtYC3gLmAu4C9gL+AwYDDgMWAx4DJgMuAzYDPgNGA04DVgNeA2YDbgN2A34DhgOOA5YDngOmA64DtgO+A8YDzgPWA94D5gPuA/YD/gQGBA4EFgQeBCYELgQ2BD4ERgROBFYEXgRmBG4EdgR+BIYEjgSWAAAAAgBEAAACZAVVAAMABwAusQEALzyyBwQA7TKxBgXcPLIDAgDtMgCxAwAvPLIFBADtMrIHBgH8PLIBAgDtMjMRIRElIREhRAIg/iQBmP5oBVX6q0QEzQAA//8AZABkAfQAyBIGACgAAP//AGQAZAH0AMgSBgAoAAD//wBkAGQB9ADIEgYAKAAA//8AZABkAfQAyBIGACgAAP//AGQAZAH0AMgSBgAoAAD//wBkAGQB9ADIEgYAKAAA//8AZABkAfQAyBIGACgAAP//AGQAZAH0AMgSBgAoAAD//wBkAGQB9ADIEgYAKAAA//8AZABkAfQAyBIGACgAAP//AGQAZAH0AMgSBgAoAAD//wBkAGQB9ADIEgYAKAAA//8AZABkAfQAyBIGACgAAP//AGQAZAH0AMgSBgAoAAD//wBkAGQB9ADIEgYAKAAA//8AZABkAfQAyBIGACgAAP//AGQAZAH0AMgSBgAoAAD//wBkAGQB9ADIEgYAKAAA//8AZABkAfQAyBIGACgAAP//AGQAZAH0AMgSBgAoAAD//wBkAGQB9ADIEgYAKAAA//8AZABkAfQAyBIGACgAAP//AGQAZAH0AMgSBgAoAAD//wBkAGQB9ADIEgYAKAAA//8AZABkAfQAyBIGACgAAP//AGQAZAH0AMgSBgAoAAD//wBkAGQB9ADIEgYAKAAA//8AZABkAfQAyBIGACgAAP//AGQAZAH0AMgSBgAoAAD//wBkAGQB9ADIEgYAKAAA//8AZABkAfQAyBIGACgAAP//AGQAZAH0AMgSBgAoAAD//wBkAGQB9ADIEgYAKAAA//8AZABkAfQAyBIGACgAAP//AGQAZAH0AMgSBgAoAAD//wBkAGQB9ADIEgYAKAAAAAIAZABkAfQAyAADAAcAADc1IRUhNSEVZAGQ/nABkGRkZGRk//8AZABkAfQAyBIGACgAAP//AGQAZAH0AMgSBgAoAAD//wBkAGQB9ADIEgYAKAAA//8AZABkAfQAyBIGACgAAP//AGQAZAH0AMgSBgAoAAD//wBkAGQB9ADIEgYAKAAA//8AZABkAfQAyBIGACgAAP//AGQAZAH0AMgSBgAoAAD//wBkAGQB9ADIEgYAKAAA//8AZABkAfQAyBIGACgAAP//AGQAZAH0AMgSBgAoAAD//wBkAGQB9ADIEgYAKAAA//8AZABkAfQAyBIGACgAAP//AGQAZAH0AMgSBgAoAAD//wBkAGQB9ADIEgYAKAAA//8AZABkAfQAyBIGACgAAP//AGQAZAH0AMgSBgAoAAD//wBkAGQB9ADIEgYAKAAA//8AZABkAfQAyBIGACgAAP//AGQAZAH0AMgSBgAoAAD//wBkAGQB9ADIEgYAKAAA//8AZABkAfQAyBIGACgAAP//AGQAZAH0AMgSBgAoAAD//wBkAGQB9ADIEgYAKAAA//8AZABkAfQAyBIGACgAAP//AGQAZAH0AMgSBgAoAAD//wBkAGQB9ADIEgYAKAAA//8AZABkAfQAyBIGACgAAP//AGQAZAH0AMgSBgAoAAD//wBkAGQB9ADIEgYAKAAA//8AZABkAfQAyBIGAC
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/**
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* Same font as above, but in PostScript Type1 (PFB) format.
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*/
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private static final String TYPE1_BYTES = "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
|
||
|
|
|
||
|
|
public static void main(String[] args) throws Exception {
|
||
|
|
|
||
|
|
BufferedImage image = new BufferedImage(600, 600, BufferedImage.TYPE_BYTE_BINARY);
|
||
|
|
Graphics2D g2d = image.createGraphics();
|
||
|
|
|
||
|
|
byte[] type1Bytes = Base64.getDecoder().decode(TYPE1_BYTES);
|
||
|
|
ByteArrayInputStream type1Stream = new ByteArrayInputStream(type1Bytes);
|
||
|
|
Font type1Font = Font.createFont(Font.TYPE1_FONT, type1Stream).deriveFont(80f);
|
||
|
|
testChars(image, g2d, type1Font);
|
||
|
|
|
||
|
|
byte[] ttfBytes = Base64.getDecoder().decode(TTF_BYTES);
|
||
|
|
ByteArrayInputStream ttfStream = new ByteArrayInputStream(ttfBytes);
|
||
|
|
Font ttf = Font.createFont(Font.TRUETYPE_FONT, ttfStream).deriveFont(80f);
|
||
|
|
testChars(image, g2d, ttf);
|
||
|
|
|
||
|
|
g2d.setRenderingHint(RenderingHints.KEY_ANTIALIASING, RenderingHints.VALUE_ANTIALIAS_ON);
|
||
|
|
testChars(image, g2d, ttf);
|
||
|
|
|
||
|
|
g2d.setRenderingHint(RenderingHints.KEY_FRACTIONALMETRICS, RenderingHints.VALUE_FRACTIONALMETRICS_ON);
|
||
|
|
testChars(image, g2d, ttf);
|
||
|
|
|
||
|
|
Font kerningFont = ttf.deriveFont(Map.of(TextAttribute.KERNING, TextAttribute.KERNING_ON));
|
||
|
|
testChars(image, g2d, kerningFont);
|
||
|
|
|
||
|
|
Font dialogFont = new Font(Font.DIALOG, Font.PLAIN, 80);
|
||
|
|
testChars(image, g2d, dialogFont);
|
||
|
|
|
||
|
|
Font physicalFont = getPhysicalFont(80);
|
||
|
|
if (physicalFont != null) {
|
||
|
|
testChars(image, g2d, physicalFont);
|
||
|
|
}
|
||
|
|
|
||
|
|
g2d.dispose();
|
||
|
|
}
|
||
|
|
|
||
|
|
private static void testChars(BufferedImage image, Graphics2D g2d, Font font) {
|
||
|
|
testChar('\u00AD', image, g2d, font); // soft hyphen (SHY)
|
||
|
|
testChar('\u200B', image, g2d, font); // zero width space (ZWSP)
|
||
|
|
testChar('\u200C', image, g2d, font); // zero width non-joiner (ZWNJ)
|
||
|
|
testChar('\u200D', image, g2d, font); // zero width joiner (ZWJ)
|
||
|
|
testChar('\u200E', image, g2d, font); // left-to-right mark (LRM)
|
||
|
|
testChar('\u200F', image, g2d, font); // right-to-left mark (RLM)
|
||
|
|
testChar('\u202A', image, g2d, font); // left-to-right embedding (LRE)
|
||
|
|
testChar('\u202B', image, g2d, font); // right-to-left embedding (RLE)
|
||
|
|
testChar('\u202C', image, g2d, font); // pop directional formatting (PDF)
|
||
|
|
testChar('\u202D', image, g2d, font); // left-to-right override (LRO)
|
||
|
|
testChar('\u202E', image, g2d, font); // right-to-left override (RLO)
|
||
|
|
testChar('\u2060', image, g2d, font); // word joiner (WJ)
|
||
|
|
testChar('\u2066', image, g2d, font); // left-to-right isolate (LRI)
|
||
|
|
testChar('\u2067', image, g2d, font); // right-to-left isolate (RLI)
|
||
|
|
testChar('\u2068', image, g2d, font); // first strong isolate (FSI)
|
||
|
|
testChar('\u2069', image, g2d, font); // pop directional isolate (PDI)
|
||
|
|
testChar('\uFEFF', image, g2d, font); // zero width no-break space (ZWNBSP/BOM)
|
||
|
|
}
|
||
|
|
|
||
|
|
private static void testChar(char c, BufferedImage image, Graphics2D g2d, Font font) {
|
||
|
|
|
||
|
|
g2d.setFont(font);
|
||
|
|
int w = image.getWidth();
|
||
|
|
int h = image.getHeight();
|
||
|
|
FontRenderContext frc = g2d.getFontRenderContext();
|
||
|
|
FontMetrics metrics = g2d.getFontMetrics(font);
|
||
|
|
String c5 = String.valueOf(c).repeat(5);
|
||
|
|
|
||
|
|
int ab1 = metrics.stringWidth("AB");
|
||
|
|
int ab2 = metrics.stringWidth("A" + c5 + "B");
|
||
|
|
assertEqual(ab1, ab2, "stringWidth", c, font);
|
||
|
|
|
||
|
|
ab1 = (int) font.getStringBounds("AB", frc).getWidth();
|
||
|
|
ab2 = (int) font.getStringBounds("A" + c5 + "B", frc).getWidth();
|
||
|
|
assertEqual(ab1, ab2, "getStringBounds", c, font);
|
||
|
|
|
||
|
|
GlyphVector gv1 = font.createGlyphVector(frc, "AB");
|
||
|
|
GlyphVector gv2 = font.createGlyphVector(frc, "A" + c5 + "B");
|
||
|
|
ab1 = gv1.getPixelBounds(frc, 0, 0).width;
|
||
|
|
ab2 = gv2.getPixelBounds(frc, 0, 0).width;
|
||
|
|
assertEqual(ab1, ab2, "getPixelBounds", c, font);
|
||
|
|
assertEqual(0, gv2.getGlyphPixelBounds(1, frc, 0, 0).width, "getGlyphPixelBounds", c, font);
|
||
|
|
assertEqual(0d, gv2.getGlyphVisualBounds(1).getBounds2D().getWidth(), "getGlyphVisualBounds", c, font);
|
||
|
|
assertEqual(0d, gv2.getGlyphLogicalBounds(1).getBounds2D().getWidth(), "getGlyphLogicalBounds", c, font);
|
||
|
|
assertEqual(0d, gv2.getGlyphOutline(1).getBounds2D().getWidth(), "getGlyphOutline", c, font);
|
||
|
|
assertEqual(0d, gv2.getGlyphMetrics(1).getAdvance(), "getGlyphMetrics", c, font);
|
||
|
|
|
||
|
|
ab1 = (int) gv1.getLogicalBounds().getWidth();
|
||
|
|
ab2 = (int) gv2.getLogicalBounds().getWidth();
|
||
|
|
assertEqual(ab1, ab2, "getLogicalBounds", c, font);
|
||
|
|
|
||
|
|
ab1 = (int) gv1.getVisualBounds().getWidth();
|
||
|
|
ab2 = (int) gv2.getVisualBounds().getWidth();
|
||
|
|
assertEqual(ab1, ab2, "getVisualBounds", c, font);
|
||
|
|
|
||
|
|
TextLayout layout1 = new TextLayout("AB", font, frc);
|
||
|
|
TextLayout layout2 = new TextLayout("A" + c5 + "B", font, frc);
|
||
|
|
ab1 = (int) layout1.getAdvance();
|
||
|
|
ab2 = (int) layout2.getAdvance();
|
||
|
|
assertEqual(ab1, ab2, "getAdvance", c, font);
|
||
|
|
|
||
|
|
g2d.setColor(Color.WHITE);
|
||
|
|
g2d.fillRect(0, 0, w, h);
|
||
|
|
g2d.setColor(Color.BLACK);
|
||
|
|
g2d.drawString("AB", w / 2, h / 2);
|
||
|
|
ab1 = findTextBoundingBox(image).width;
|
||
|
|
g2d.setColor(Color.WHITE);
|
||
|
|
g2d.fillRect(0, 0, w, h);
|
||
|
|
g2d.setColor(Color.BLACK);
|
||
|
|
g2d.drawString("A" + c5 + "B", w / 2, h / 2);
|
||
|
|
ab2 = findTextBoundingBox(image).width;
|
||
|
|
assertEqual(ab1, ab2, "drawString (using String)", c, font);
|
||
|
|
|
||
|
|
g2d.setColor(Color.WHITE);
|
||
|
|
g2d.fillRect(0, 0, w, h);
|
||
|
|
g2d.setColor(Color.BLACK);
|
||
|
|
g2d.drawChars("AB".toCharArray(), 0, 2, w / 2, h / 2);
|
||
|
|
ab1 = findTextBoundingBox(image).width;
|
||
|
|
g2d.setColor(Color.WHITE);
|
||
|
|
g2d.fillRect(0, 0, w, h);
|
||
|
|
g2d.setColor(Color.BLACK);
|
||
|
|
g2d.drawChars(("A" + c5 + "B").toCharArray(), 0, 7, w / 2, h / 2);
|
||
|
|
ab2 = findTextBoundingBox(image).width;
|
||
|
|
assertEqual(ab1, ab2, "drawChars", c, font);
|
||
|
|
|
||
|
|
g2d.setColor(Color.WHITE);
|
||
|
|
g2d.fillRect(0, 0, w, h);
|
||
|
|
g2d.setColor(Color.BLACK);
|
||
|
|
g2d.drawGlyphVector(gv1, w / 2, h / 2);
|
||
|
|
ab1 = findTextBoundingBox(image).width;
|
||
|
|
g2d.setColor(Color.WHITE);
|
||
|
|
g2d.fillRect(0, 0, w, h);
|
||
|
|
g2d.setColor(Color.BLACK);
|
||
|
|
g2d.drawGlyphVector(gv2, w / 2, h / 2);
|
||
|
|
ab2 = findTextBoundingBox(image).width;
|
||
|
|
assertEqual(ab1, ab2, "drawGlyphVector", c, font);
|
||
|
|
|
||
|
|
AttributedString as1 = new AttributedString("AB", Map.of(TextAttribute.FONT, font));
|
||
|
|
AttributedString as2 = new AttributedString("A" + c5 + "B", Map.of(TextAttribute.FONT, font));
|
||
|
|
g2d.setColor(Color.WHITE);
|
||
|
|
g2d.fillRect(0, 0, w, h);
|
||
|
|
g2d.setColor(Color.BLACK);
|
||
|
|
g2d.drawString(as1.getIterator(), w / 2, h / 2);
|
||
|
|
ab1 = findTextBoundingBox(image).width;
|
||
|
|
g2d.setColor(Color.WHITE);
|
||
|
|
g2d.fillRect(0, 0, w, h);
|
||
|
|
g2d.setColor(Color.BLACK);
|
||
|
|
g2d.drawString(as2.getIterator(), w / 2, h / 2);
|
||
|
|
ab2 = findTextBoundingBox(image).width;
|
||
|
|
assertEqual(ab1, ab2, "drawString (using AttributedCharacterIterator)", c, font);
|
||
|
|
}
|
||
|
|
|
||
|
|
private static void assertEqual(int i1, int i2, String scenario, char c, Font font) {
|
||
|
|
if (i1 != i2) {
|
||
|
|
String msg = String.format("%s for char %04x using font %s: %d != %d", scenario, (int) c, font.getName(), i1, i2);
|
||
|
|
throw new RuntimeException(msg);
|
||
|
|
}
|
||
|
|
}
|
||
|
|
|
||
|
|
private static void assertEqual(double d1, double d2, String scenario, char c, Font font) {
|
||
|
|
if (d1 != d2) {
|
||
|
|
String msg = String.format("%s for char %04x using font %s: %f != %f", scenario, (int) c, font.getName(), d1, d2);
|
||
|
|
throw new RuntimeException(msg);
|
||
|
|
}
|
||
|
|
}
|
||
|
|
|
||
|
|
private static Font getPhysicalFont(int size) {
|
||
|
|
GraphicsEnvironment ge = GraphicsEnvironment.getLocalGraphicsEnvironment();
|
||
|
|
String[] names = ge.getAvailableFontFamilyNames();
|
||
|
|
for (String n : names) {
|
||
|
|
switch (n) {
|
||
|
|
case Font.DIALOG:
|
||
|
|
case Font.DIALOG_INPUT:
|
||
|
|
case Font.SERIF:
|
||
|
|
case Font.SANS_SERIF:
|
||
|
|
case Font.MONOSPACED:
|
||
|
|
continue;
|
||
|
|
default:
|
||
|
|
Font f = new Font(n, Font.PLAIN, size);
|
||
|
|
if (f.canDisplayUpTo("AZaz09") == -1) {
|
||
|
|
return f;
|
||
|
|
}
|
||
|
|
}
|
||
|
|
}
|
||
|
|
return null;
|
||
|
|
}
|
||
|
|
|
||
|
|
private static Rectangle findTextBoundingBox(BufferedImage image) {
|
||
|
|
int minX = Integer.MAX_VALUE;
|
||
|
|
int minY = Integer.MAX_VALUE;
|
||
|
|
int maxX = Integer.MIN_VALUE;
|
||
|
|
int maxY = Integer.MIN_VALUE;
|
||
|
|
int width = image.getWidth();
|
||
|
|
int height = image.getHeight();
|
||
|
|
int[] rowPixels = new int[width];
|
||
|
|
for (int y = 0; y < height; y++) {
|
||
|
|
image.getRGB(0, y, width, 1, rowPixels, 0, width);
|
||
|
|
for (int x = 0; x < width; x++) {
|
||
|
|
boolean white = (rowPixels[x] == -1);
|
||
|
|
if (!white) {
|
||
|
|
if (x < minX) {
|
||
|
|
minX = x;
|
||
|
|
}
|
||
|
|
if (y < minY) {
|
||
|
|
minY = y;
|
||
|
|
}
|
||
|
|
if (x > maxX) {
|
||
|
|
maxX = x;
|
||
|
|
}
|
||
|
|
if (y > maxY) {
|
||
|
|
maxY = y;
|
||
|
|
}
|
||
|
|
}
|
||
|
|
}
|
||
|
|
}
|
||
|
|
if (minX != Integer.MAX_VALUE) {
|
||
|
|
return new Rectangle(minX, minY, maxX - minX, maxY - minY);
|
||
|
|
} else {
|
||
|
|
return null;
|
||
|
|
}
|
||
|
|
}
|
||
|
|
}
|