Add more gestures and animations in FilmStripView. (be3e9920) · Commits · e / os / android_packages_apps_Gallery2

src/com/android/camera/data/CameraDataAdapter.java

+20 −5

Original line number	Diff line number	Diff line
		@@ -33,6 +33,7 @@ import android.widget.ImageView;

		import com.android.camera.Storage;
		import com.android.camera.ui.FilmStripView;
		import com.android.camera.ui.FilmStripView.ImageData;

		import java.util.ArrayList;
		import java.util.List;
		@@ -79,7 +80,7 @@ public class CameraDataAdapter implements FilmStripView.DataAdapter {

		private List<LocalImageData> mImages;

		private FilmStripView mFilmStripView;
		private Listener mListener;
		private View mCameraPreviewView;
		private ColorDrawable mPlaceHolder;

		@@ -101,7 +102,7 @@ public class CameraDataAdapter implements FilmStripView.DataAdapter {
		}

		@Override
		public FilmStripView.ImageData getImageData(int id) {
		public ImageData getImageData(int id) {
		if (id >= mImages.size()) return null;
		return mImages.get(id);
		}
		@@ -142,8 +143,8 @@ public class CameraDataAdapter implements FilmStripView.DataAdapter {
		}

		@Override
		public void setDataListener(FilmStripView v) {
		mFilmStripView = v;
		public void setListener(Listener listener) {
		mListener = listener;
		}

		private LocalImageData buildCameraImageData(int width, int height, int orientation) {
		@@ -152,6 +153,7 @@ public class CameraDataAdapter implements FilmStripView.DataAdapter {
		d.height = height;
		d.orientation = orientation;
		d.isCameraData = true;
		d.supportedAction = ImageData.ACTION_NONE;
		return d;
		}

		@@ -179,6 +181,7 @@ public class CameraDataAdapter implements FilmStripView.DataAdapter {
		d.orientation = c.getInt(COL_ORIENTATION);
		d.width = c.getInt(COL_WIDTH);
		d.height = c.getInt(COL_HEIGHT);
		d.supportedAction = ImageData.ACTION_PROMOTE \| ImageData.ACTION_DEMOTE;
		if (d.width <= 0 \|\| d.height <= 0) {
		Log.v(TAG, "warning! zero dimension for "
		+ d.path + ":" + d.width + "x" + d.height);
		@@ -229,6 +232,7 @@ public class CameraDataAdapter implements FilmStripView.DataAdapter {
		// width and height should be adjusted according to orientation.
		public int width;
		public int height;
		public int supportedAction;

		@Override
		public int getWidth() {
		@@ -240,6 +244,17 @@ public class CameraDataAdapter implements FilmStripView.DataAdapter {
		return height;
		}

		@Override
		public int getType() {
		if (isCameraData) return ImageData.TYPE_CAMERA_PREVIEW;
		return ImageData.TYPE_PHOTO;
		}

		@Override
		public boolean isActionSupported(int action) {
		return ((action & supportedAction) != 0);
		}

		@Override
		public String toString() {
		return "LocalImageData:" + ",data=" + path + ",mimeType=" + mimeType
		@@ -281,7 +296,7 @@ public class CameraDataAdapter implements FilmStripView.DataAdapter {
		mImages = l;
		if (first != null) addOrReplaceCameraData(first);
		// both might be null.
		if (changed) mFilmStripView.onDataChanged();
		if (changed && mListener != null) mListener.onDataLoaded();
		}
		}

src/com/android/camera/ui/FilmStripGestureRecognizer.java

0 → 100644

+107 −0

Original line number	Diff line number	Diff line
		/*
		* Copyright (C) 2013 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.camera.ui;

		import android.content.Context;
		import android.view.GestureDetector;
		import android.view.MotionEvent;
		import android.view.ScaleGestureDetector;

		// This class aggregates three gesture detectors: GestureDetector,
		// ScaleGestureDetector.
		public class FilmStripGestureRecognizer {
		@SuppressWarnings("unused")
		private static final String TAG = "FilmStripGestureRecognizer";

		public interface Listener {
		boolean onSingleTapUp(float x, float y);
		boolean onDoubleTap(float x, float y);
		boolean onScroll(float x, float y, float dx, float dy);
		boolean onFling(float velocityX, float velocityY);
		boolean onScaleBegin(float focusX, float focusY);
		boolean onScale(float focusX, float focusY, float scale);
		boolean onDown(float x, float y);
		void onScaleEnd();
		}

		private final GestureDetector mGestureDetector;
		private final ScaleGestureDetector mScaleDetector;
		private final Listener mListener;

		public FilmStripGestureRecognizer(Context context, Listener listener) {
		mListener = listener;
		mGestureDetector = new GestureDetector(context, new MyGestureListener(),
		null, true /* ignoreMultitouch */);
		mScaleDetector = new ScaleGestureDetector(
		context, new MyScaleListener());
		}

		public boolean onTouchEvent(MotionEvent event) {
		return mGestureDetector.onTouchEvent(event) \|\| mScaleDetector.onTouchEvent(event);
		}

		private class MyGestureListener
		extends GestureDetector.SimpleOnGestureListener {
		@Override
		public boolean onSingleTapUp(MotionEvent e) {
		return mListener.onSingleTapUp(e.getX(), e.getY());
		}

		@Override
		public boolean onDoubleTap(MotionEvent e) {
		return mListener.onDoubleTap(e.getX(), e.getY());
		}

		@Override
		public boolean onScroll(
		MotionEvent e1, MotionEvent e2, float dx, float dy) {
		return mListener.onScroll(e2.getX(), e2.getY(), dx, dy);
		}

		@Override
		public boolean onFling(MotionEvent e1, MotionEvent e2, float velocityX,
		float velocityY) {
		return mListener.onFling(velocityX, velocityY);
		}

		@Override
		public boolean onDown(MotionEvent e) {
		mListener.onDown(e.getX(), e.getY());
		return super.onDown(e);
		}
		}

		private class MyScaleListener
		extends ScaleGestureDetector.SimpleOnScaleGestureListener {
		@Override
		public boolean onScaleBegin(ScaleGestureDetector detector) {
		return mListener.onScaleBegin(
		detector.getFocusX(), detector.getFocusY());
		}

		@Override
		public boolean onScale(ScaleGestureDetector detector) {
		return mListener.onScale(detector.getFocusX(),
		detector.getFocusY(), detector.getScaleFactor());
		}

		@Override
		public void onScaleEnd(ScaleGestureDetector detector) {
		mListener.onScaleEnd();
		}
		}
		}

src/com/android/camera/ui/FilmStripView.java

+430 −113

File changed.

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