author | lbourges |
Mon, 23 Nov 2015 15:02:19 -0800 | |
changeset 34419 | 14108cfd0823 |
parent 34394 | 259d6e4e0978 |
child 35667 | ed476aba94de |
permissions | -rw-r--r-- |
2 | 1 |
/* |
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* Copyright (c) 1997, 2014, Oracle and/or its affiliates. All rights reserved. |
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* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. |
4 |
* |
|
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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. Oracle designates this |
2 | 8 |
* particular file as subject to the "Classpath" exception as provided |
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* by Oracle in the LICENSE file that accompanied this code. |
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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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package sun.java2d; |
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27 |
||
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import java.awt.AWTError; |
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import java.awt.Color; |
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import java.awt.Font; |
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31 |
import java.awt.Graphics2D; |
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import java.awt.GraphicsConfiguration; |
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import java.awt.GraphicsDevice; |
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import java.awt.GraphicsEnvironment; |
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import java.awt.Insets; |
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import java.awt.Rectangle; |
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import java.awt.Toolkit; |
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import java.awt.font.TextAttribute; |
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import java.awt.image.BufferedImage; |
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import java.awt.peer.ComponentPeer; |
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import java.io.BufferedReader; |
42 |
import java.io.File; |
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import java.io.FileInputStream; |
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import java.io.FilenameFilter; |
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import java.io.InputStreamReader; |
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import java.io.IOException; |
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import java.text.AttributedCharacterIterator; |
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48 |
import java.util.ArrayList; |
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49 |
import java.util.HashSet; |
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import java.util.Iterator; |
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51 |
import java.util.Locale; |
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import java.util.Map; |
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import java.util.NoSuchElementException; |
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import java.util.Set; |
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import java.util.StringTokenizer; |
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import java.util.TreeMap; |
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import java.util.Vector; |
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58 |
import java.util.concurrent.ConcurrentHashMap; |
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import sun.awt.AppContext; |
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import sun.awt.DisplayChangedListener; |
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import sun.awt.FontConfiguration; |
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import sun.awt.SunDisplayChanger; |
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import sun.font.CompositeFontDescriptor; |
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import sun.font.Font2D; |
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import sun.font.FontManager; |
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import sun.font.FontManagerFactory; |
67 |
import sun.font.FontManagerForSGE; |
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import sun.font.NativeFont; |
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import java.security.AccessController; |
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import sun.security.action.GetPropertyAction; |
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|
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/** |
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* This is an implementation of a GraphicsEnvironment object for the |
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* default local GraphicsEnvironment. |
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* |
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* @see GraphicsDevice |
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* @see GraphicsConfiguration |
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*/ |
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public abstract class SunGraphicsEnvironment extends GraphicsEnvironment |
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implements DisplayChangedListener { |
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|
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public static boolean isOpenSolaris; |
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private static Font defaultFont; |
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private static final boolean uiScaleEnabled; |
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private static final double debugScale; |
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87 |
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88 |
static { |
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uiScaleEnabled = "true".equals(AccessController.doPrivileged( |
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new GetPropertyAction("sun.java2d.uiScale.enabled", "true"))); |
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debugScale = uiScaleEnabled ? getScaleFactor("sun.java2d.uiScale") : -1; |
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} |
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public SunGraphicsEnvironment() { |
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java.security.AccessController.doPrivileged( |
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new java.security.PrivilegedAction<Object>() { |
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public Object run() { |
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String osName = System.getProperty("os.name"); |
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if ("SunOS".equals(osName)) { |
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String version = System.getProperty("os.version", "0.0"); |
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try { |
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float ver = Float.parseFloat(version); |
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if (ver > 5.10f) { |
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File f = new File("/etc/release"); |
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FileInputStream fis = new FileInputStream(f); |
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InputStreamReader isr |
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= new InputStreamReader(fis, "ISO-8859-1"); |
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BufferedReader br = new BufferedReader(isr); |
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String line = br.readLine(); |
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if (line.indexOf("OpenSolaris") >= 0) { |
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isOpenSolaris = true; |
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} else { |
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/* We are using isOpenSolaris as meaning |
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* we know the Solaris commercial fonts aren't |
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* present. "Solaris Next" (03/10) did not |
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* include these even though its was not |
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* OpenSolaris. Need to revisit how this is |
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* handled but for now as in 6ux, we'll use |
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* the test for a standard font resource as |
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* being an indicator as to whether we need |
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* to treat this as OpenSolaris from a font |
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* config perspective. |
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*/ |
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String courierNew = |
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"/usr/openwin/lib/X11/fonts/TrueType/CourierNew.ttf"; |
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File courierFile = new File(courierNew); |
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isOpenSolaris = !courierFile.exists(); |
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} |
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fis.close(); |
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} |
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} catch (Exception e) { |
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} |
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} |
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/* Establish the default font to be used by SG2D etc */ |
135 |
defaultFont = new Font(Font.DIALOG, Font.PLAIN, 12); |
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136 |
||
137 |
return null; |
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138 |
} |
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}); |
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} |
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protected GraphicsDevice[] screens; |
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143 |
||
144 |
/** |
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* Returns an array of all of the screen devices. |
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*/ |
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147 |
public synchronized GraphicsDevice[] getScreenDevices() { |
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148 |
GraphicsDevice[] ret = screens; |
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149 |
if (ret == null) { |
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150 |
int num = getNumScreens(); |
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ret = new GraphicsDevice[num]; |
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152 |
for (int i = 0; i < num; i++) { |
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153 |
ret[i] = makeScreenDevice(i); |
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} |
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screens = ret; |
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156 |
} |
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157 |
return ret; |
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158 |
} |
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159 |
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/** |
161 |
* Returns the number of screen devices of this graphics environment. |
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162 |
* |
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163 |
* @return the number of screen devices of this graphics environment |
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164 |
*/ |
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protected abstract int getNumScreens(); |
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|
167 |
/** |
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168 |
* Create and return the screen device with the specified number. The |
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169 |
* device with number <code>0</code> will be the default device (returned |
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170 |
* by {@link #getDefaultScreenDevice()}. |
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171 |
* |
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172 |
* @param screennum the number of the screen to create |
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173 |
* |
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174 |
* @return the created screen device |
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175 |
*/ |
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protected abstract GraphicsDevice makeScreenDevice(int screennum); |
177 |
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178 |
/** |
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* Returns the default screen graphics device. |
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180 |
*/ |
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181 |
public GraphicsDevice getDefaultScreenDevice() { |
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GraphicsDevice[] screens = getScreenDevices(); |
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if (screens.length == 0) { |
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throw new AWTError("no screen devices"); |
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} |
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return screens[0]; |
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} |
188 |
||
189 |
/** |
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190 |
* Returns a Graphics2D object for rendering into the |
|
191 |
* given BufferedImage. |
|
192 |
* @throws NullPointerException if BufferedImage argument is null |
|
193 |
*/ |
|
194 |
public Graphics2D createGraphics(BufferedImage img) { |
|
195 |
if (img == null) { |
|
196 |
throw new NullPointerException("BufferedImage cannot be null"); |
|
197 |
} |
|
198 |
SurfaceData sd = SurfaceData.getPrimarySurfaceData(img); |
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199 |
return new SunGraphics2D(sd, Color.white, Color.black, defaultFont); |
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200 |
} |
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201 |
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public static FontManagerForSGE getFontManagerForSGE() { |
3928 | 203 |
FontManager fm = FontManagerFactory.getInstance(); |
204 |
return (FontManagerForSGE) fm; |
|
2 | 205 |
} |
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|
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/* Modifies the behaviour of a subsequent call to preferLocaleFonts() |
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* to use Mincho instead of Gothic for dialoginput in JA locales |
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* on windows. Not needed on other platforms. |
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* |
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* DO NOT MOVE OR RENAME OR OTHERWISE ALTER THIS METHOD. |
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* ITS USED BY SOME NON-JRE INTERNAL CODE. |
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*/ |
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public static void useAlternateFontforJALocales() { |
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getFontManagerForSGE().useAlternateFontforJALocales(); |
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} |
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217 |
|
2 | 218 |
/** |
219 |
* Returns all fonts available in this environment. |
|
220 |
*/ |
|
221 |
public Font[] getAllFonts() { |
|
3928 | 222 |
FontManagerForSGE fm = getFontManagerForSGE(); |
223 |
Font[] installedFonts = fm.getAllInstalledFonts(); |
|
224 |
Font[] created = fm.getCreatedFonts(); |
|
2 | 225 |
if (created == null || created.length == 0) { |
226 |
return installedFonts; |
|
227 |
} else { |
|
228 |
int newlen = installedFonts.length + created.length; |
|
229 |
Font [] fonts = java.util.Arrays.copyOf(installedFonts, newlen); |
|
230 |
System.arraycopy(created, 0, fonts, |
|
231 |
installedFonts.length, created.length); |
|
232 |
return fonts; |
|
233 |
} |
|
234 |
} |
|
235 |
||
236 |
public String[] getAvailableFontFamilyNames(Locale requestedLocale) { |
|
3928 | 237 |
FontManagerForSGE fm = getFontManagerForSGE(); |
238 |
String[] installed = fm.getInstalledFontFamilyNames(requestedLocale); |
|
2 | 239 |
/* Use a new TreeMap as used in getInstalledFontFamilyNames |
240 |
* and insert all the keys in lower case, so that the sort order |
|
241 |
* is the same as the installed families. This preserves historical |
|
242 |
* behaviour and inserts new families in the right place. |
|
243 |
* It would have been marginally more efficient to directly obtain |
|
244 |
* the tree map and just insert new entries, but not so much as |
|
245 |
* to justify the extra internal interface. |
|
246 |
*/ |
|
3928 | 247 |
TreeMap<String, String> map = fm.getCreatedFontFamilyNames(); |
2 | 248 |
if (map == null || map.size() == 0) { |
249 |
return installed; |
|
250 |
} else { |
|
251 |
for (int i=0; i<installed.length; i++) { |
|
252 |
map.put(installed[i].toLowerCase(requestedLocale), |
|
253 |
installed[i]); |
|
254 |
} |
|
255 |
String[] retval = new String[map.size()]; |
|
256 |
Object [] keyNames = map.keySet().toArray(); |
|
257 |
for (int i=0; i < keyNames.length; i++) { |
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retval[i] = map.get(keyNames[i]); |
2 | 259 |
} |
260 |
return retval; |
|
261 |
} |
|
262 |
} |
|
263 |
||
264 |
public String[] getAvailableFontFamilyNames() { |
|
265 |
return getAvailableFontFamilyNames(Locale.getDefault()); |
|
266 |
} |
|
267 |
||
268 |
/** |
|
269 |
* Return the bounds of a GraphicsDevice, less its screen insets. |
|
270 |
* See also java.awt.GraphicsEnvironment.getUsableBounds(); |
|
271 |
*/ |
|
272 |
public static Rectangle getUsableBounds(GraphicsDevice gd) { |
|
273 |
GraphicsConfiguration gc = gd.getDefaultConfiguration(); |
|
274 |
Insets insets = Toolkit.getDefaultToolkit().getScreenInsets(gc); |
|
275 |
Rectangle usableBounds = gc.getBounds(); |
|
276 |
||
277 |
usableBounds.x += insets.left; |
|
278 |
usableBounds.y += insets.top; |
|
279 |
usableBounds.width -= (insets.left + insets.right); |
|
280 |
usableBounds.height -= (insets.top + insets.bottom); |
|
281 |
||
282 |
return usableBounds; |
|
283 |
} |
|
284 |
||
285 |
/** |
|
286 |
* From the DisplayChangedListener interface; called |
|
287 |
* when the display mode has been changed. |
|
288 |
*/ |
|
289 |
public void displayChanged() { |
|
290 |
// notify screens in device array to do display update stuff |
|
291 |
for (GraphicsDevice gd : getScreenDevices()) { |
|
292 |
if (gd instanceof DisplayChangedListener) { |
|
293 |
((DisplayChangedListener) gd).displayChanged(); |
|
294 |
} |
|
295 |
} |
|
296 |
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297 |
// notify SunDisplayChanger list (e.g. VolatileSurfaceManagers and |
|
298 |
// SurfaceDataProxies) about the display change event |
|
299 |
displayChanger.notifyListeners(); |
|
300 |
} |
|
301 |
||
302 |
/** |
|
303 |
* Part of the DisplayChangedListener interface: |
|
304 |
* propagate this event to listeners |
|
305 |
*/ |
|
306 |
public void paletteChanged() { |
|
307 |
displayChanger.notifyPaletteChanged(); |
|
308 |
} |
|
309 |
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/** |
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* Returns true when the display is local, false for remote displays. |
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* |
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* @return true when the display is local, false for remote displays |
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*/ |
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public abstract boolean isDisplayLocal(); |
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|
2 | 317 |
/* |
318 |
* ----DISPLAY CHANGE SUPPORT---- |
|
319 |
*/ |
|
320 |
||
321 |
protected SunDisplayChanger displayChanger = new SunDisplayChanger(); |
|
322 |
||
323 |
/** |
|
324 |
* Add a DisplayChangeListener to be notified when the display settings |
|
325 |
* are changed. |
|
326 |
*/ |
|
327 |
public void addDisplayChangedListener(DisplayChangedListener client) { |
|
328 |
displayChanger.add(client); |
|
329 |
} |
|
330 |
||
331 |
/** |
|
332 |
* Remove a DisplayChangeListener from Win32GraphicsEnvironment |
|
333 |
*/ |
|
334 |
public void removeDisplayChangedListener(DisplayChangedListener client) { |
|
335 |
displayChanger.remove(client); |
|
336 |
} |
|
337 |
||
338 |
/* |
|
339 |
* ----END DISPLAY CHANGE SUPPORT---- |
|
340 |
*/ |
|
887 | 341 |
|
342 |
/** |
|
343 |
* Returns true if FlipBufferStrategy with COPIED buffer contents |
|
344 |
* is preferred for this peer's GraphicsConfiguration over |
|
345 |
* BlitBufferStrategy, false otherwise. |
|
346 |
* |
|
347 |
* The reason FlipBS could be preferred is that in some configurations |
|
348 |
* an accelerated copy to the screen is supported (like Direct3D 9) |
|
349 |
* |
|
350 |
* @return true if flip strategy should be used, false otherwise |
|
351 |
*/ |
|
352 |
public boolean isFlipStrategyPreferred(ComponentPeer peer) { |
|
353 |
return false; |
|
354 |
} |
|
34394 | 355 |
|
356 |
public static boolean isUIScaleEnabled() { |
|
357 |
return uiScaleEnabled; |
|
358 |
} |
|
359 |
||
360 |
public static double getDebugScale() { |
|
361 |
return debugScale; |
|
362 |
} |
|
363 |
||
364 |
public static double getScaleFactor(String propertyName) { |
|
365 |
||
366 |
String scaleFactor = AccessController.doPrivileged( |
|
367 |
new GetPropertyAction(propertyName, "-1")); |
|
368 |
||
369 |
if (scaleFactor == null || scaleFactor.equals("-1")) { |
|
370 |
return -1; |
|
371 |
} |
|
372 |
||
373 |
try { |
|
374 |
double units = 1.0; |
|
375 |
||
376 |
if (scaleFactor.endsWith("x")) { |
|
377 |
scaleFactor = scaleFactor.substring(0, scaleFactor.length() - 1); |
|
378 |
} else if (scaleFactor.endsWith("dpi")) { |
|
379 |
units = 96; |
|
380 |
scaleFactor = scaleFactor.substring(0, scaleFactor.length() - 3); |
|
381 |
} else if (scaleFactor.endsWith("%")) { |
|
382 |
units = 100; |
|
383 |
scaleFactor = scaleFactor.substring(0, scaleFactor.length() - 1); |
|
384 |
} |
|
385 |
||
386 |
double scale = Double.parseDouble(scaleFactor); |
|
387 |
return scale <= 0 ? -1 : scale / units; |
|
388 |
} catch (NumberFormatException ignored) { |
|
389 |
return -1; |
|
390 |
} |
|
391 |
} |
|
2 | 392 |
} |