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A library jar that provides APIs for Applications written for the Google Android Platform.
/*
* Copyright (C) 2017 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 android.text;
import static java.lang.annotation.RetentionPolicy.SOURCE;
import android.annotation.IntDef;
import android.annotation.NonNull;
import android.annotation.Nullable;
import android.graphics.fonts.FontVariationAxis;
import android.net.Uri;
import java.lang.annotation.Retention;
/**
* Font configuration descriptions for System fonts.
* @hide
*/
public final class FontConfig {
private final @NonNull Family[] mFamilies;
private final @NonNull Alias[] mAliases;
public FontConfig(@NonNull Family[] families, @NonNull Alias[] aliases) {
mFamilies = families;
mAliases = aliases;
}
/**
* Returns the ordered list of families included in the system fonts.
*/
public @NonNull Family[] getFamilies() {
return mFamilies;
}
/**
* Returns the list of aliases defined for the font families in the system fonts.
*/
public @NonNull Alias[] getAliases() {
return mAliases;
}
/**
* Class that holds information about a Font.
*/
public static final class Font {
private final @NonNull String mFontName;
private final int mTtcIndex;
private final @NonNull FontVariationAxis[] mAxes;
private final int mWeight;
private final boolean mIsItalic;
private Uri mUri;
/**
* @hide
*/
public Font(@NonNull String fontName, int ttcIndex, @NonNull FontVariationAxis[] axes,
int weight, boolean isItalic) {
mFontName = fontName;
mTtcIndex = ttcIndex;
mAxes = axes;
mWeight = weight;
mIsItalic = isItalic;
}
/**
* Returns the name associated by the system to this font.
*/
public @NonNull String getFontName() {
return mFontName;
}
/**
* Returns the index to be used to access this font when accessing a TTC file.
*/
public int getTtcIndex() {
return mTtcIndex;
}
/**
* Returns the list of axes associated to this font.
*/
public @NonNull FontVariationAxis[] getAxes() {
return mAxes;
}
/**
* Returns the weight value for this font.
*/
public int getWeight() {
return mWeight;
}
/**
* Returns whether this font is italic.
*/
public boolean isItalic() {
return mIsItalic;
}
/**
* Returns the content uri associated to this font.
*
* You can reach to the font contents by calling {@link
* android.content.ContentResolver#openInputStream}.
*/
public @Nullable Uri getUri() {
return mUri;
}
public void setUri(@NonNull Uri uri) {
mUri = uri;
}
}
/**
* Class that holds information about a Font alias.
*/
public static final class Alias {
private final @NonNull String mName;
private final @NonNull String mToName;
private final int mWeight;
public Alias(@NonNull String name, @NonNull String toName, int weight) {
mName = name;
mToName = toName;
mWeight = weight;
}
/**
* Returns the new name for the alias.
*/
public @NonNull String getName() {
return mName;
}
/**
* Returns the existing name to which this alias points to.
*/
public @NonNull String getToName() {
return mToName;
}
/**
* Returns the weight associated with this alias.
*/
public int getWeight() {
return mWeight;
}
}
/**
* Class that holds information about a Font family.
*/
public static final class Family {
private final @NonNull String mName;
private final @NonNull Font[] mFonts;
private final @NonNull String mLanguage;
/** @hide */
@Retention(SOURCE)
@IntDef({VARIANT_DEFAULT, VARIANT_COMPACT, VARIANT_ELEGANT})
public @interface Variant {}
/**
* Value for font variant.
*
* Indicates the font has no variant attribute.
*/
public static final int VARIANT_DEFAULT = 0;
/**
* Value for font variant.
*
* Indicates the font is for compact variant.
* @see android.graphics.Paint#setElegantTextHeight
*/
public static final int VARIANT_COMPACT = 1;
/**
* Value for font variant.
*
* Indiates the font is for elegant variant.
* @see android.graphics.Paint#setElegantTextHeight
*/
public static final int VARIANT_ELEGANT = 2;
// Must be same with Minikin's variant values.
// See frameworks/minikin/include/minikin/FontFamily.h
private final @Variant int mVariant;
public Family(@NonNull String name, @NonNull Font[] fonts, @NonNull String language,
@Variant int variant) {
mName = name;
mFonts = fonts;
mLanguage = language;
mVariant = variant;
}
/**
* Returns the name given by the system to this font family.
*/
public @Nullable String getName() {
return mName;
}
/**
* Returns the list of fonts included in this family.
*/
public @Nullable Font[] getFonts() {
return mFonts;
}
/**
* Returns the language for this family. May be null.
*/
public @Nullable String getLanguage() {
return mLanguage;
}
/**
* Returns the font variant for this family, e.g. "elegant" or "compact". May be null.
*/
public @Variant int getVariant() {
return mVariant;
}
}
}