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/*
* Copyright (C) 2012 The Android Open Source Project
*
* Licensed 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.
*/
package com.android.ide.eclipse.gltrace.state;
import java.util.ArrayList;
import java.util.List;
import java.util.Locale;
import com.android.utils.SparseArray;
public class GLSparseArrayProperty implements IGLProperty {
private final GLStateType mType;
private final IGLProperty mDefaultValue;
private final boolean mCreateOnAccess;
private final SparseArray<IGLProperty> mSparseArray;
private IGLProperty mParent;
public GLSparseArrayProperty(GLStateType type, IGLProperty defaultValue) {
this(type, defaultValue, false);
}
/**
* Constructs a sparse array property.
* @param type GL state corresponding to this property
* @param defaultValue default value of each item
* @param createOnAccess create an item on access if it is not present
*/
public GLSparseArrayProperty(GLStateType type, IGLProperty defaultValue,
boolean createOnAccess) {
mType = type;
mDefaultValue = defaultValue;
mCreateOnAccess = createOnAccess;
mSparseArray = new SparseArray<IGLProperty>(20);
}
private GLSparseArrayProperty(GLStateType type, IGLProperty defaultValue,
boolean createOnAccess, SparseArray<IGLProperty> contents) {
mType = type;
mDefaultValue = defaultValue;
mCreateOnAccess = createOnAccess;
mSparseArray = contents;
}
public List<IGLProperty> getValues() {
List<IGLProperty> values = new ArrayList<IGLProperty>(mSparseArray.size());
for (int i = 0; i < mSparseArray.size(); i++) {
values.add(mSparseArray.valueAt(i));
}
return values;
}
public IGLProperty getProperty(int key) {
IGLProperty p = mSparseArray.get(key);
if (p == null && mCreateOnAccess) {
add(key);
p = mSparseArray.get(key);
}
return p;
}
public int keyFor(IGLProperty element) {
int index = mSparseArray.indexOfValue(element);
return mSparseArray.keyAt(index);
}
public void put(int key, IGLProperty element) {
element.setParent(this);
mSparseArray.put(key, element);
}
public void add(int key) {
IGLProperty prop = mDefaultValue.clone();
prop.setParent(this);
mSparseArray.put(key, prop);
}
public void delete(int key) {
mSparseArray.delete(key);
}
@Override
public GLStateType getType() {
return mType;
}
@Override
public boolean isComposite() {
return true;
}
@Override
public boolean isDefault() {
return false;
}
@Override
public IGLProperty getParent() {
return mParent;
}
@Override
public void setParent(IGLProperty parent) {
mParent = parent;
}
@Override
public GLSparseArrayProperty clone() {
SparseArray<IGLProperty> copy = new SparseArray<IGLProperty>(mSparseArray.size());
for (int i = 0; i < mSparseArray.size(); i++) {
int key = mSparseArray.keyAt(i);
IGLProperty value = mSparseArray.get(key);
copy.put(key, value);
}
return new GLSparseArrayProperty(mType, mDefaultValue, mCreateOnAccess, copy);
}
@Override
public String getStringValue() {
// This method is called for displaying objects in the UI.
// We do not display any values for composites in the UI as they are only intermediate
// nodes in the tree.
return "";
}
@Override
public void setValue(Object value) {
throw new UnsupportedOperationException(
"Values cannot be set for composite properties."); //$NON-NLS-1$
}
@Override
public Object getValue() {
throw new UnsupportedOperationException(
"Values cannot be obtained for composite properties."); //$NON-NLS-1$
}
@Override
public void prettyPrint(StatePrettyPrinter pp) {
pp.prettyPrint(mType, null);
pp.incrementIndentLevel();
for (int i = 0; i < mSparseArray.size(); i++) {
int key = mSparseArray.keyAt(i);
pp.prettyPrint(String.format(Locale.US, "Index %d:", key));
IGLProperty prop = mSparseArray.get(key);
assert prop != null;
if (prop != null) {
prop.prettyPrint(pp);
}
}
pp.decrementIndentLevel();
}
}
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