| /* |
| * Copyright (C) 2014 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.inputmethod.keyboard.layout.expected; |
| |
| import com.android.inputmethod.keyboard.Key; |
| import com.android.inputmethod.keyboard.internal.KeyboardIconsSet; |
| import com.android.inputmethod.keyboard.internal.MoreKeySpec; |
| import com.android.inputmethod.latin.common.StringUtils; |
| |
| import java.util.Locale; |
| |
| /** |
| * This class represents an expected visual outlook of a key. |
| * |
| * There are two types of expected visual, an integer icon id and a string label. |
| */ |
| public abstract class ExpectedKeyVisual { |
| public static ExpectedKeyVisual newInstance(final String label) { |
| return new Label(label); |
| } |
| |
| public static ExpectedKeyVisual newInstance(final int iconId) { |
| return new Icon(iconId); |
| } |
| |
| public abstract int getIconId(); |
| public abstract String getLabel(); |
| abstract ExpectedKeyVisual toUpperCase(final Locale locale); |
| abstract ExpectedKeyVisual preserveCase(); |
| abstract boolean hasSameKeyVisual(final String text); |
| abstract boolean hasSameKeyVisual(final Key key); |
| abstract boolean hasSameKeyVisual(final MoreKeySpec moreKeySpec); |
| abstract boolean hasSameKeyVisual(final ExpectedKeyOutput output); |
| abstract boolean hasSameKeyVisual(final ExpectedKeyVisual visual); |
| |
| /** |
| * This class represents an integer icon id. |
| */ |
| private static class Icon extends ExpectedKeyVisual { |
| private final int mIconId; |
| |
| Icon(final int iconId) { |
| mIconId = iconId; |
| } |
| |
| @Override |
| public int getIconId() { |
| return mIconId; |
| } |
| |
| @Override |
| public String getLabel() { |
| return null; |
| } |
| |
| @Override |
| ExpectedKeyVisual toUpperCase(final Locale locale) { |
| return this; |
| } |
| |
| @Override |
| ExpectedKeyVisual preserveCase() { |
| return this; |
| } |
| |
| @Override |
| boolean hasSameKeyVisual(final String text) { |
| return false; |
| } |
| |
| @Override |
| boolean hasSameKeyVisual(final Key key) { |
| // If the actual key has an icon as its visual, a label has to be null. |
| // See {@link KeyboardView#onDrawKeyTopVisuals(Key,Canvas,Paint,KeyDrawParams). |
| return mIconId == key.getIconId() && key.getLabel() == null; |
| } |
| |
| @Override |
| boolean hasSameKeyVisual(final MoreKeySpec moreKeySpec) { |
| // If the actual more key has an icon as its visual, a label has to be null. |
| // See {@link KeySpecParser#getIconId(String)} and |
| // {@link KeySpecParser#getLabel(String)}. |
| return mIconId == moreKeySpec.mIconId && moreKeySpec.mLabel == null; |
| } |
| |
| @Override |
| boolean hasSameKeyVisual(final ExpectedKeyOutput output) { |
| return false; |
| } |
| |
| @Override |
| boolean hasSameKeyVisual(final ExpectedKeyVisual visual) { |
| return (visual instanceof Icon) && mIconId == ((Icon)visual).mIconId; |
| } |
| |
| @Override |
| public String toString() { |
| return KeyboardIconsSet.getIconName(mIconId); |
| } |
| } |
| |
| /** |
| * This class represents a string label. |
| */ |
| private static class Label extends ExpectedKeyVisual { |
| private final String mLabel; |
| |
| Label(final String label) { |
| mLabel = label; |
| } |
| |
| @Override |
| public int getIconId() { |
| return KeyboardIconsSet.ICON_UNDEFINED; |
| } |
| |
| @Override |
| public String getLabel() { |
| return mLabel; |
| } |
| |
| @Override |
| ExpectedKeyVisual toUpperCase(final Locale locale) { |
| return new Label(StringUtils.toTitleCaseOfKeyLabel(mLabel, locale)); |
| } |
| |
| @Override |
| ExpectedKeyVisual preserveCase() { |
| return new CasePreservedLabel(mLabel); |
| } |
| |
| @Override |
| boolean hasSameKeyVisual(final String text) { |
| return mLabel.equals(text); |
| } |
| |
| @Override |
| boolean hasSameKeyVisual(final Key key) { |
| // If the actual key has a label as its visual, an icon has to be undefined. |
| // See {@link KeyboardView#onDrawKeyTopVisuals(Key,Canvas,Paint,KeyDrawParams). |
| return mLabel.equals(key.getLabel()) |
| && key.getIconId() == KeyboardIconsSet.ICON_UNDEFINED; |
| } |
| |
| @Override |
| boolean hasSameKeyVisual(final MoreKeySpec moreKeySpec) { |
| // If the actual more key has a label as its visual, an icon has to be undefined. |
| // See {@link KeySpecParser#getIconId(String)} and |
| // {@link KeySpecParser#getLabel(String)}. |
| return mLabel.equals(moreKeySpec.mLabel) |
| && moreKeySpec.mIconId == KeyboardIconsSet.ICON_UNDEFINED; |
| } |
| |
| @Override |
| boolean hasSameKeyVisual(final ExpectedKeyOutput output) { |
| return output.hasSameKeyOutput(mLabel); |
| } |
| |
| @Override |
| boolean hasSameKeyVisual(final ExpectedKeyVisual visual) { |
| return (visual instanceof Label) && mLabel.equals(((Label)visual).mLabel); |
| } |
| |
| @Override |
| public String toString() { |
| return mLabel; |
| } |
| |
| private static class CasePreservedLabel extends Label { |
| CasePreservedLabel(final String label) { super(label); } |
| |
| @Override |
| ExpectedKeyVisual toUpperCase(final Locale locale) { return this; } |
| |
| @Override |
| ExpectedKeyVisual preserveCase() { return this; } |
| } |
| } |
| } |