| /* |
| * 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.camera.ui; |
| |
| import android.content.Context; |
| import android.graphics.Canvas; |
| import android.graphics.Path; |
| import android.graphics.drawable.Drawable; |
| |
| import java.util.ArrayList; |
| import java.util.List; |
| |
| /** |
| * Pie menu item |
| */ |
| public class PieItem { |
| |
| public static interface OnClickListener { |
| void onClick(PieItem item); |
| } |
| |
| private Drawable mDrawable; |
| private int level; |
| private int mPosition; |
| private int mCount; |
| |
| private boolean mSelected; |
| private boolean mEnabled; |
| private List<PieItem> mItems; |
| private Path mPath; |
| private OnClickListener mOnClickListener; |
| private float mAlpha; |
| |
| // Gray out the view when disabled |
| private static final float ENABLED_ALPHA = 1; |
| private static final float DISABLED_ALPHA = (float) 0.3; |
| private boolean mChangeAlphaWhenDisabled = true; |
| |
| public PieItem(Drawable drawable, int level) { |
| mDrawable = drawable; |
| this.level = level; |
| if (drawable != null) { |
| setAlpha(1f); |
| } |
| mEnabled = true; |
| } |
| |
| public void setPosition(int pos, int count) { |
| mPosition = pos; |
| mCount = count; |
| } |
| |
| public int getPosition() { |
| return mPosition; |
| } |
| |
| public int getCount() { |
| return mCount; |
| } |
| |
| public boolean hasItems() { |
| return mItems != null; |
| } |
| |
| public List<PieItem> getItems() { |
| return mItems; |
| } |
| |
| public void addItem(PieItem item) { |
| if (mItems == null) { |
| mItems = new ArrayList<PieItem>(); |
| } |
| mItems.add(item); |
| } |
| |
| public void clearItems() { |
| mItems = null; |
| } |
| |
| public void setLevel(int level) { |
| this.level = level; |
| } |
| |
| public void setPath(Path p) { |
| mPath = p; |
| } |
| |
| public Path getPath() { |
| return mPath; |
| } |
| |
| public void setChangeAlphaWhenDisabled (boolean enable) { |
| mChangeAlphaWhenDisabled = enable; |
| } |
| |
| public void setAlpha(float alpha) { |
| mAlpha = alpha; |
| mDrawable.setAlpha((int) (255 * alpha)); |
| } |
| |
| public void setEnabled(boolean enabled) { |
| mEnabled = enabled; |
| if (mChangeAlphaWhenDisabled) { |
| if (mEnabled) { |
| setAlpha(ENABLED_ALPHA); |
| } else { |
| setAlpha(DISABLED_ALPHA); |
| } |
| } |
| } |
| |
| public boolean isEnabled() { |
| return mEnabled; |
| } |
| |
| public void setSelected(boolean s) { |
| mSelected = s; |
| } |
| |
| public boolean isSelected() { |
| return mSelected; |
| } |
| |
| public int getLevel() { |
| return level; |
| } |
| |
| |
| public void setOnClickListener(OnClickListener listener) { |
| mOnClickListener = listener; |
| } |
| |
| public void performClick() { |
| if (mOnClickListener != null) { |
| mOnClickListener.onClick(this); |
| } |
| } |
| |
| public int getIntrinsicWidth() { |
| return mDrawable.getIntrinsicWidth(); |
| } |
| |
| public int getIntrinsicHeight() { |
| return mDrawable.getIntrinsicHeight(); |
| } |
| |
| public void setBounds(int left, int top, int right, int bottom) { |
| mDrawable.setBounds(left, top, right, bottom); |
| } |
| |
| public void draw(Canvas canvas) { |
| mDrawable.draw(canvas); |
| } |
| |
| public void setImageResource(Context context, int resId) { |
| Drawable d = context.getResources().getDrawable(resId).mutate(); |
| d.setBounds(mDrawable.getBounds()); |
| mDrawable = d; |
| setAlpha(mAlpha); |
| } |
| |
| } |