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package com.android.gallery3d.filtershow.imageshow;
import android.graphics.Bitmap;
import android.graphics.RectF;
import android.util.Log;
import android.widget.ArrayAdapter;
import com.android.gallery3d.filtershow.FilterShowActivity;
import com.android.gallery3d.filtershow.HistoryAdapter;
import com.android.gallery3d.filtershow.ImageStateAdapter;
import com.android.gallery3d.filtershow.cache.ImageLoader;
import com.android.gallery3d.filtershow.filters.ImageFilter;
import com.android.gallery3d.filtershow.presets.ImagePreset;
import java.util.Vector;
public class MasterImage {
private static final String LOGTAG = "MasterImage";
private static MasterImage sMasterImage = new MasterImage();
private ImageFilter mCurrentFilter = null;
private ImagePreset mPreset = null;
private ImagePreset mGeometryOnlyPreset = null;
private ImagePreset mFiltersOnlyPreset = null;
private Bitmap mGeometryOnlyImage = null;
private Bitmap mFiltersOnlyImage = null;
private Bitmap mFilteredImage = null;
private ImageLoader mLoader = null;
private HistoryAdapter mHistory = null;
private ImageStateAdapter mState = null;
private FilterShowActivity mActivity = null;
private Vector<ImageShow> mObservers = new Vector<ImageShow>();
private MasterImage() {
}
public static MasterImage getImage() {
return sMasterImage;
}
public void addObserver(ImageShow observer) {
mObservers.add(observer);
}
public void setActivity(FilterShowActivity activity) {
mActivity = activity;
}
public ImagePreset getPreset() {
return mPreset;
}
public void setPreset(ImagePreset preset, boolean addToHistory) {
mPreset = preset;
mPreset.setImageLoader(mLoader);
setGeometry();
mPreset.fillImageStateAdapter(mState);
if (addToHistory) {
mHistory.addHistoryItem(mPreset);
}
updatePresets(true);
requestImages();
}
private void setGeometry() {
Bitmap image = mLoader.getOriginalBitmapLarge();
if (image == null) {
return;
}
float w = image.getWidth();
float h = image.getHeight();
GeometryMetadata geo = mPreset.mGeoData;
RectF pb = geo.getPhotoBounds();
if (w == pb.width() && h == pb.height()) {
return;
}
RectF r = new RectF(0, 0, w, h);
geo.setPhotoBounds(r);
geo.setCropBounds(r);
}
public void onHistoryItemClick(int position) {
setPreset(new ImagePreset(mHistory.getItem(position)), false);
// We need a copy from the history
mHistory.setCurrentPreset(position);
}
public HistoryAdapter getHistory() {
return mHistory;
}
public ImageStateAdapter getState() {
return mState;
}
public void setHistoryAdapter(HistoryAdapter adapter) {
mHistory = adapter;
}
public void setStateAdapter(ImageStateAdapter adapter) {
mState = adapter;
}
public void setImageLoader(ImageLoader loader) {
mLoader = loader;
}
public void setCurrentFilter(ImageFilter filter) {
mCurrentFilter = filter;
}
public ImageFilter getCurrentFilter() {
return mCurrentFilter;
}
public boolean hasModifications() {
if (mPreset == null) {
return false;
}
return mPreset.hasModifications();
}
public Bitmap getFilteredImage() {
requestImages();
return mFilteredImage;
}
public Bitmap getFiltersOnlyImage() {
requestImages();
return mFiltersOnlyImage;
}
public Bitmap getGeometryOnlyImage() {
requestImages();
return mGeometryOnlyImage;
}
private void notifyObservers() {
for (ImageShow observer : mObservers) {
observer.invalidate();
}
}
public void updatedCache() {
requestImages();
notifyObservers();
}
public void updatePresets(boolean force) {
if (force) {
mLoader.resetImageForPreset(mPreset, null);
}
if (force || mGeometryOnlyPreset == null) {
ImagePreset newPreset = new ImagePreset(mPreset);
newPreset.setDoApplyFilters(false);
if (mGeometryOnlyPreset == null
|| !newPreset.same(mGeometryOnlyPreset)) {
mGeometryOnlyPreset = newPreset;
mGeometryOnlyImage = null;
}
}
if (force || mFiltersOnlyPreset == null) {
ImagePreset newPreset = new ImagePreset(mPreset);
newPreset.setDoApplyGeometry(false);
if (mFiltersOnlyPreset == null
|| !newPreset.same(mFiltersOnlyPreset)) {
mFiltersOnlyPreset = newPreset;
mFiltersOnlyImage = null;
}
}
mActivity.enableSave(hasModifications());
}
public void requestImages() {
if (mLoader == null) {
return;
}
Bitmap bitmap = mLoader.getImageForPreset(null, mPreset, true);
if (bitmap != null) {
mFilteredImage = bitmap;
}
updatePresets(false);
if (mGeometryOnlyPreset != null) {
bitmap = mLoader.getImageForPreset(null, mGeometryOnlyPreset,
true);
if (bitmap != null) {
mGeometryOnlyImage = bitmap;
}
}
if (mFiltersOnlyPreset != null) {
bitmap = mLoader.getImageForPreset(null, mFiltersOnlyPreset,
true);
if (bitmap != null) {
mFiltersOnlyImage = bitmap;
}
}
}
}
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