com.sun.scenario.effect.impl.prism.PrFilterContext Maven / Gradle / Ivy
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* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
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* published by the Free Software Foundation. Oracle designates this
* particular file as subject to the "Classpath" exception as provided
* by Oracle in the LICENSE file that accompanied this code.
*
* This code is distributed in the hope that it will be useful, but WITHOUT
* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
* version 2 for more details (a copy is included in the LICENSE file that
* accompanied this code).
*
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* 2 along with this work; if not, write to the Free Software Foundation,
* Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
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package com.sun.scenario.effect.impl.prism;
import java.util.Map;
import java.util.WeakHashMap;
import com.sun.glass.ui.Screen;
import com.sun.scenario.effect.FilterContext;
public class PrFilterContext extends FilterContext {
private static Screen defaultScreen;
private static final Map ctxMap =
new WeakHashMap();
private static PrFilterContext printerFilterContext = null;
public static PrFilterContext getPrinterContext(Object resourceFactory) {
if (printerFilterContext == null) {
// Parameter is returned by FilterContext.getReferent()
printerFilterContext = new PrFilterContext(resourceFactory);
}
return printerFilterContext;
}
private PrFilterContext swinstance;
private boolean forceSW;
private PrFilterContext(Object screen) {
super(screen);
}
public static PrFilterContext getInstance(Screen screen) {
if (screen == null) {
throw new IllegalArgumentException("Screen must be non-null");
}
PrFilterContext fctx = ctxMap.get(screen);
if (fctx == null) {
fctx = new PrFilterContext(screen);
ctxMap.put(screen, fctx);
}
return fctx;
}
public static PrFilterContext getDefaultInstance() {
if (defaultScreen == null) {
// NOTE: filter context may need to sign up for screen set config
// changes
defaultScreen = Screen.getMainScreen();
}
return getInstance(defaultScreen);
}
// Calledonly from PPSRenderer while making a PPStoPSWDispMapPeer,
// assumes original is hw instance.
public PrFilterContext getSoftwareInstance() {
if (swinstance == null) {
if (forceSW) {
swinstance = this;
} else {
swinstance = new PrFilterContext(getReferent());
swinstance.forceSW = true;
}
}
return swinstance;
}
public boolean isForceSoftware() {
return forceSW;
}
/*
* Method copied from Boolean.hashCode(boolean) to remove dependency on
* 1.8 method in existing class
*/
private static int hashCode(boolean value) {
return value ? 1231 : 1237;
}
@Override
public int hashCode() {
return getReferent().hashCode() ^ hashCode(forceSW);
}
@Override
public boolean equals(Object o) {
if (!(o instanceof PrFilterContext)) {
return false;
}
PrFilterContext pfctx = (PrFilterContext) o;
return (this.getReferent().equals(pfctx.getReferent()) &&
this.forceSW == pfctx.forceSW);
}
}