org.apache.fop.render.ps.PSFontResource Maven / Gradle / Ivy
/*
* Licensed to the Apache Software Foundation (ASF) under one or more
* contributor license agreements. See the NOTICE file distributed with
* this work for additional information regarding copyright ownership.
* The ASF licenses this file to You under the Apache License, Version 2.0
* (the "License"); you may not use this file except in compliance with
* the License. You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
/* $Id: PSFontResource.java 1352986 2012-06-22 18:07:04Z vhennebert $ */
package org.apache.fop.render.ps;
import org.apache.xmlgraphics.ps.PSResource;
import org.apache.xmlgraphics.ps.dsc.ResourceTracker;
/**
* A DSC resource corresponding to a font. This class handles the possible other resources
* that a font may depend on. For example, a CID-keyed font depends on a CIDFont resource, a
* CMap resource, and the ProcSet CIDInit resource.
*/
abstract class PSFontResource {
static PSFontResource createFontResource(final PSResource fontResource) {
return new PSFontResource() {
String getName() {
return fontResource.getName();
}
void notifyResourceUsageOnPage(ResourceTracker resourceTracker) {
resourceTracker.notifyResourceUsageOnPage(fontResource);
}
};
}
static PSFontResource createFontResource(final PSResource fontResource,
final PSResource procsetCIDInitResource, final PSResource cmapResource,
final PSResource cidFontResource) {
return new PSFontResource() {
String getName() {
return fontResource.getName();
}
void notifyResourceUsageOnPage(ResourceTracker resourceTracker) {
resourceTracker.notifyResourceUsageOnPage(fontResource);
resourceTracker.notifyResourceUsageOnPage(procsetCIDInitResource);
resourceTracker.notifyResourceUsageOnPage(cmapResource);
resourceTracker.notifyResourceUsageOnPage(cidFontResource);
}
};
}
/**
* Returns the name of the font resource.
*
* @return the name of the font
*/
abstract String getName();
/**
* Notifies the given resource tracker of all the resources needed by this font.
*
* @param resourceTracker
*/
abstract void notifyResourceUsageOnPage(ResourceTracker resourceTracker);
}