diff options
Diffstat (limited to 'src/com/android/gallery3d/filtershow/editors/Editor.java')
| -rw-r--r-- | src/com/android/gallery3d/filtershow/editors/Editor.java | 330 |
1 files changed, 330 insertions, 0 deletions
diff --git a/src/com/android/gallery3d/filtershow/editors/Editor.java b/src/com/android/gallery3d/filtershow/editors/Editor.java new file mode 100644 index 000000000..a9e56e0c1 --- /dev/null +++ b/src/com/android/gallery3d/filtershow/editors/Editor.java @@ -0,0 +1,330 @@ +/* + * 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.util.AttributeSet; +import android.view.LayoutInflater; +import android.view.Menu; +import android.view.MenuItem; +import android.view.View; +import android.view.ViewGroup; +import android.widget.Button; +import android.widget.FrameLayout; +import android.widget.LinearLayout; +import android.widget.PopupMenu; +import android.widget.SeekBar; +import android.widget.SeekBar.OnSeekBarChangeListener; + +import com.android.gallery3d.R; +import com.android.gallery3d.filtershow.controller.Control; +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.pipeline.ImagePreset; + +import java.util.ArrayList; +import java.util.Collection; + +/** + * Base class for Editors Must contain a mImageShow and a top level view + */ +public class Editor implements OnSeekBarChangeListener, SwapButton.SwapButtonListener { + protected Context mContext; + protected View mView; + protected ImageShow mImageShow; + protected FrameLayout mFrameLayout; + protected SeekBar mSeekBar; + Button mEditTitle; + protected Button mFilterTitle; + protected int mID; + private final String LOGTAG = "Editor"; + protected boolean mChangesGeometry = false; + protected FilterRepresentation mLocalRepresentation = null; + protected byte mShowParameter = SHOW_VALUE_UNDEFINED; + private Button mButton; + public static byte SHOW_VALUE_UNDEFINED = -1; + public static byte SHOW_VALUE_OFF = 0; + public static byte SHOW_VALUE_INT = 1; + + public static void hackFixStrings(Menu menu) { + int count = menu.size(); + for (int i = 0; i < count; i++) { + MenuItem item = menu.getItem(i); + item.setTitle(item.getTitle().toString().toUpperCase()); + } + } + + public String calculateUserMessage(Context context, String effectName, Object parameterValue) { + return effectName.toUpperCase() + " " + parameterValue; + } + + protected Editor(int id) { + mID = id; + } + + public int getID() { + return mID; + } + + public byte showParameterValue() { + return mShowParameter; + } + + public boolean showsSeekBar() { + return true; + } + + public void setUpEditorUI(View actionButton, View editControl, + Button editTitle, Button stateButton) { + mEditTitle = editTitle; + mFilterTitle = stateButton; + mButton = editTitle; + setMenuIcon(true); + setUtilityPanelUI(actionButton, editControl); + } + + public boolean showsPopupIndicator() { + return true; + } + + /** + * @param actionButton the would be the area for menu etc + * @param editControl this is the black area for sliders etc + */ + public void setUtilityPanelUI(View actionButton, View editControl) { + + AttributeSet aset; + Context context = editControl.getContext(); + LayoutInflater inflater = + (LayoutInflater) context.getSystemService(Context.LAYOUT_INFLATER_SERVICE); + LinearLayout lp = (LinearLayout) inflater.inflate( + R.layout.filtershow_seekbar, (ViewGroup) editControl, true); + mSeekBar = (SeekBar) lp.findViewById(R.id.primarySeekBar); + mSeekBar.setOnSeekBarChangeListener(this); + + if (showsSeekBar()) { + mSeekBar.setOnSeekBarChangeListener(this); + mSeekBar.setVisibility(View.VISIBLE); + } else { + mSeekBar.setVisibility(View.INVISIBLE); + } + + if (mButton != null) { + if (showsPopupIndicator()) { + mButton.setCompoundDrawablesRelativeWithIntrinsicBounds(0, 0, + R.drawable.filtershow_menu_marker, 0); + } else { + mButton.setCompoundDrawablesRelativeWithIntrinsicBounds(0, 0, 0, 0); + } + } + } + + @Override + public void onProgressChanged(SeekBar sbar, int progress, boolean arg2) { + + } + + public void setPanel() { + + } + + 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 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); + if (mShowParameter == SHOW_VALUE_UNDEFINED && filterRepresentation != null) { + boolean show = filterRepresentation.showParameterValue(); + mShowParameter = show ? SHOW_VALUE_INT : SHOW_VALUE_OFF; + } + + } + return mLocalRepresentation; + } + + /** + * Call this to update the preset in MasterImage with the current representation + * returned by getLocalRepresentation. This causes the preview bitmap to be + * regenerated. + */ + public void commitLocalRepresentation() { + commitLocalRepresentation(getLocalRepresentation()); + } + + /** + * Call this to update the preset in MasterImage with a given representation. + * This causes the preview bitmap to be regenerated. + */ + public void commitLocalRepresentation(FilterRepresentation rep) { + ArrayList<FilterRepresentation> filter = new ArrayList<FilterRepresentation>(1); + filter.add(rep); + commitLocalRepresentation(filter); + } + + /** + * Call this to update the preset in MasterImage with a collection of FilterRepresnations. + * This causes the preview bitmap to be regenerated. + */ + public void commitLocalRepresentation(Collection<FilterRepresentation> reps) { + ImagePreset preset = MasterImage.getImage().getPreset(); + preset.updateFilterRepresentations(reps); + if (mButton != null) { + updateText(); + } + if (mChangesGeometry) { + // Regenerate both the filtered and the geometry-only bitmaps + MasterImage.getImage().updatePresets(true); + } else { + // Regenerate only the filtered bitmap. + MasterImage.getImage().invalidateFiltersOnly(); + } + preset.fillImageStateAdapter(MasterImage.getImage().getState()); + } + + /** + * This is called in response to a click to apply and leave the editor. + */ + public void finalApplyCalled() { + commitLocalRepresentation(); + } + + protected void updateText() { + String s = ""; + if (mLocalRepresentation != null) { + s = mContext.getString(mLocalRepresentation.getTextId()); + } + mButton.setText(calculateUserMessage(mContext, s, "")); + } + + /** + * called after the filter is set and the select is called + */ + public void reflectCurrentFilter() { + mLocalRepresentation = null; + FilterRepresentation representation = getLocalRepresentation(); + if (representation != null && mFilterTitle != null && representation.getTextId() != 0) { + String text = mContext.getString(representation.getTextId()).toUpperCase(); + mFilterTitle.setText(text); + updateText(); + } + } + + public boolean useUtilityPanel() { + return true; + } + + public void openUtilityPanel(LinearLayout mAccessoryViewList) { + setMenuIcon(false); + if (mImageShow != null) { + mImageShow.openUtilityPanel(mAccessoryViewList); + } + } + + protected void setMenuIcon(boolean on) { + mEditTitle.setCompoundDrawablesRelativeWithIntrinsicBounds( + 0, 0, on ? R.drawable.filtershow_menu_marker : 0, 0); + } + + protected void createMenu(int[] strId, View button) { + PopupMenu pmenu = new PopupMenu(mContext, button); + Menu menu = pmenu.getMenu(); + for (int i = 0; i < strId.length; i++) { + menu.add(Menu.NONE, Menu.FIRST + i, 0, mContext.getString(strId[i])); + } + setMenuIcon(true); + + } + + public Control[] getControls() { + return null; + } + @Override + public void onStartTrackingTouch(SeekBar arg0) { + + } + + @Override + public void onStopTrackingTouch(SeekBar arg0) { + + } + + @Override + public void swapLeft(MenuItem item) { + + } + + @Override + public void swapRight(MenuItem item) { + + } + + public void detach() { + } +} |