| /* |
| * 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.gallery3d.filtershow.filters; |
| |
| import android.graphics.Bitmap; |
| |
| import com.android.gallery3d.filtershow.presets.ImagePreset; |
| |
| public class ImageFilter implements Cloneable { |
| |
| protected int mMaxParameter = 100; |
| protected int mMinParameter = -100; |
| protected int mPreviewParameter = mMaxParameter; |
| protected int mDefaultParameter = 0; |
| protected int mParameter = 0; |
| private ImagePreset mImagePreset; |
| |
| protected String mName = "Original"; |
| private final String LOGTAG = "ImageFilter"; |
| public static final byte TYPE_BORDER =1; |
| public static final byte TYPE_FX = 2; |
| public static final byte TYPE_WBALANCE = 3; |
| public static final byte TYPE_VIGNETTE = 4; |
| public static final byte TYPE_NORMAL = 5; |
| public static final byte TYPE_TINYPLANET = 6; |
| private byte filterType = TYPE_NORMAL; |
| |
| public byte getFilterType(){ |
| return filterType; |
| } |
| |
| protected void setFilterType(byte type){ |
| filterType = type; |
| } |
| |
| @Override |
| public ImageFilter clone() throws CloneNotSupportedException { |
| ImageFilter filter = (ImageFilter) super.clone(); |
| filter.setName(getName()); |
| filter.setParameter(getParameter()); |
| filter.setFilterType(filterType); |
| filter.mMaxParameter = mMaxParameter; |
| filter.mMinParameter = mMinParameter; |
| filter.mImagePreset = mImagePreset; |
| filter.mDefaultParameter = mDefaultParameter; |
| filter.mPreviewParameter = mPreviewParameter; |
| return filter; |
| } |
| |
| public boolean isNil() { |
| if (mParameter == mDefaultParameter) { |
| return true; |
| } |
| return false; |
| } |
| |
| public void setName(String name) { |
| mName = name; |
| } |
| |
| public String getName() { |
| return mName; |
| } |
| |
| public Bitmap apply(Bitmap bitmap, float scaleFactor, boolean highQuality) { |
| // do nothing here, subclasses will implement filtering here |
| return bitmap; |
| } |
| |
| public int getParameter() { |
| return mParameter; |
| } |
| |
| public void setParameter(int value) { |
| mParameter = value; |
| } |
| |
| /** |
| * The maximum allowed value (inclusive) |
| * @return maximum value allowed as input to this filter |
| */ |
| public int getMaxParameter(){ |
| return mMaxParameter; |
| } |
| |
| /** |
| * The parameter value to be used in previews. |
| * @return parameter value to be used to preview the filter |
| */ |
| public int getPreviewParameter(){ |
| return mPreviewParameter; |
| } |
| |
| /** |
| * The minimum allowed value (inclusive) |
| * @return minimum value allowed as input to this filter |
| */ |
| public int getMinParameter(){ |
| return mMinParameter; |
| } |
| |
| /** |
| * Returns the default value returned by this filter. |
| * @return default value |
| */ |
| public int getDefaultParameter(){ |
| return mDefaultParameter; |
| } |
| |
| public ImagePreset getImagePreset() { |
| return mImagePreset; |
| } |
| |
| public void setImagePreset(ImagePreset mPreset) { |
| this.mImagePreset = mPreset; |
| } |
| |
| public boolean same(ImageFilter filter) { |
| if (filter == null) { |
| return false; |
| } |
| if (!filter.getName().equalsIgnoreCase(getName())) { |
| return false; |
| } |
| return true; |
| } |
| |
| native protected void nativeApplyGradientFilter(Bitmap bitmap, int w, int h, |
| int[] redGradient, int[] greenGradient, int[] blueGradient); |
| |
| } |