Initial import of the new image editor

bug:7165910
Change-Id: I756d6594f5bddd233772c979410362ca22e232a3

1 files changed, 119 insertions, 0 deletions

diff --git a/src/com/android/gallery3d/filtershow/HistoryAdapter.java b/src/com/android/gallery3d/filtershow/HistoryAdapter.java
new file mode 100644
index 000000000..ed5b26b34
--- /dev/null
+++ b/src/com/android/gallery3d/filtershow/HistoryAdapter.java
@@ -0,0 +1,119 @@
+
+package com.android.gallery3d.filtershow;
+
+import java.util.Vector;
+
+import com.android.gallery3d.filtershow.presets.ImagePreset;
+import com.android.gallery3d.R;
+
+import android.content.Context;
+import android.util.Log;
+import android.view.LayoutInflater;
+import android.view.View;
+import android.view.ViewGroup;
+import android.widget.ArrayAdapter;
+import android.widget.ImageButton;
+import android.widget.ImageView;
+import android.widget.TextView;
+
+public class HistoryAdapter extends ArrayAdapter<ImagePreset> {
+    private static final String LOGTAG = "HistoryAdapter";
+    private int mCurrentPresetPosition = 0;
+
+    public void setCurrentPreset(int n) {
+        mCurrentPresetPosition = n;
+        this.notifyDataSetChanged();
+    }
+
+    public HistoryAdapter(Context context, int resource, int textViewResourceId) {
+        super(context, resource, textViewResourceId);
+    }
+
+    public void reset() {
+        if (getCount() == 0) {
+            return;
+        }
+        ImagePreset first = getItem(getCount() - 1);
+        clear();
+        insert(first, 0);
+    }
+
+    public void insert(ImagePreset preset, int position) {
+        if (getCount() > position && getItem(position).same(preset)) {
+            return;
+        }
+        if (mCurrentPresetPosition != 0) {
+            // in this case, let's discount the presets before the current one
+            Vector<ImagePreset> oldItems = new Vector<ImagePreset>();
+            for (int i = mCurrentPresetPosition; i < getCount(); i++) {
+                oldItems.add(getItem(i));
+            }
+            clear();
+            for (int i = 0; i < oldItems.size(); i++) {
+                add(oldItems.elementAt(i));
+            }
+            mCurrentPresetPosition = position;
+            this.notifyDataSetChanged();
+        }
+        if (getCount() > position && getItem(position).same(preset)) {
+            return;
+        }
+        super.insert(preset, position);
+        mCurrentPresetPosition = position;
+        this.notifyDataSetChanged();
+    }
+
+    public int redo() {
+        mCurrentPresetPosition--;
+        if (mCurrentPresetPosition < 0) {
+            mCurrentPresetPosition = 0;
+        }
+        this.notifyDataSetChanged();
+        return mCurrentPresetPosition;
+    }
+
+    public int undo() {
+        mCurrentPresetPosition++;
+        if (mCurrentPresetPosition >= getCount()) {
+            mCurrentPresetPosition = getCount() - 1;
+        }
+        this.notifyDataSetChanged();
+        return mCurrentPresetPosition;
+    }
+
+    public View getView(int position, View convertView, ViewGroup parent) {
+        View view = convertView;
+        if (view == null) {
+            LayoutInflater inflater = (LayoutInflater) getContext().getSystemService(
+                    Context.LAYOUT_INFLATER_SERVICE);
+            view = inflater.inflate(R.layout.filtershow_history_operation_row, null);
+        }
+
+        ImagePreset item = getItem(position);
+        if (item != null) {
+            TextView itemView = (TextView) view.findViewById(R.id.rowTextView);
+            if (itemView != null) {
+                // do whatever you want with your string and long
+                itemView.setText(item.historyName());
+            }
+            ImageView markView = (ImageView) view.findViewById(R.id.selectedMark);
+            if (position == mCurrentPresetPosition) {
+                markView.setVisibility(View.VISIBLE);
+            } else {
+                markView.setVisibility(View.INVISIBLE);
+            }
+            ImageView typeView = (ImageView) view.findViewById(R.id.typeMark);
+            if (position == getCount() - 1) {
+                typeView.setImageResource(R.drawable.filtershow_button_origin);
+            } else if (item.historyName().equalsIgnoreCase("Border")) {
+                typeView.setImageResource(R.drawable.filtershow_button_border);
+            } else if (item.isFx()) {
+                typeView.setImageResource(R.drawable.filtershow_button_fx);
+            } else {
+                typeView.setImageResource(R.drawable.filtershow_button_settings);
+            }
+        }
+
+        return view;
+    }
+}