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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.gallery3d.filtershow.editors;
import android.content.Context;
import android.view.LayoutInflater;
import android.view.View;
import android.view.ViewGroup;
import android.widget.FrameLayout;
import android.widget.LinearLayout;
import com.android.gallery3d.filtershow.PanelController;
import com.android.gallery3d.filtershow.cache.ImageLoader;
import com.android.gallery3d.filtershow.filters.FilterRepresentation;
import com.android.gallery3d.filtershow.imageshow.ImageShow;
import com.android.gallery3d.filtershow.imageshow.MasterImage;
import com.android.gallery3d.filtershow.presets.ImagePreset;
/**
* Base class for Editors Must contain a mImageShow and a top level view
*/
public class Editor {
protected Context mContext;
protected View mView;
protected ImageShow mImageShow;
protected FrameLayout mFrameLayout;
protected PanelController mPanelController;
protected int mID;
private final String LOGTAG = "Editor";
protected FilterRepresentation mLocalRepresentation = null;
public void setPanelController(PanelController panelController) {
this.mPanelController = panelController;
}
protected Editor(int id) {
mID = id;
}
public int getID() {
return mID;
}
public void createEditor(Context context,FrameLayout frameLayout) {
mContext = context;
mFrameLayout = frameLayout;
mLocalRepresentation = null;
}
protected void unpack(int viewid, int layoutid) {
if (mView == null) {
mView = mFrameLayout.findViewById(viewid);
if (mView == null) {
LayoutInflater inflater = (LayoutInflater) mContext.getSystemService
(Context.LAYOUT_INFLATER_SERVICE);
mView = inflater.inflate(layoutid, mFrameLayout, false);
mFrameLayout.addView(mView, mView.getLayoutParams());
}
}
mImageShow = findImageShow(mView);
}
private ImageShow findImageShow(View view) {
if (view instanceof ImageShow) {
return (ImageShow) view;
}
if (!(view instanceof ViewGroup)) {
return null;
}
ViewGroup vg = (ViewGroup) view;
int n = vg.getChildCount();
for (int i = 0; i < n; i++) {
View v = vg.getChildAt(i);
if (v instanceof ImageShow) {
return (ImageShow) v;
} else if (v instanceof ViewGroup) {
return findImageShow(v);
}
}
return null;
}
public View getTopLevelView() {
return mView;
}
public ImageShow getImageShow() {
return mImageShow;
}
public void setImageLoader(ImageLoader imageLoader) {
mImageShow.setImageLoader(imageLoader);
}
public void setVisibility(int visible) {
mView.setVisibility(visible);
}
public FilterRepresentation getLocalRepresentation() {
if (mLocalRepresentation == null) {
ImagePreset preset = MasterImage.getImage().getPreset();
FilterRepresentation filterRepresentation = MasterImage.getImage().getCurrentFilterRepresentation();
mLocalRepresentation = preset.getFilterRepresentationCopyFrom(filterRepresentation);
}
return mLocalRepresentation;
}
public void commitLocalRepresentation() {
ImagePreset preset = MasterImage.getImage().getPreset();
preset.updateFilterRepresentation(getLocalRepresentation());
}
/**
* called after the filter is set and the select is called
*/
public void reflectCurrentFilter() {
mLocalRepresentation = null;
}
public boolean useUtilityPanel() {
if (mImageShow != null) {
return mImageShow.useUtilityPanel();
}
return false;
}
public void openUtilityPanel(LinearLayout mAccessoryViewList) {
if (mImageShow != null) {
mImageShow.openUtilityPanel(mAccessoryViewList);
}
}
}
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