| /* |
| * Copyright (C) 2008 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.rollo; |
| |
| import java.io.Writer; |
| import java.util.ArrayList; |
| import java.util.concurrent.Semaphore; |
| import java.lang.Float; |
| |
| import android.renderscript.RSSurfaceView; |
| import android.renderscript.RenderScript; |
| |
| import android.content.Context; |
| import android.content.res.Resources; |
| import android.graphics.Bitmap; |
| import android.graphics.drawable.BitmapDrawable; |
| import android.graphics.drawable.Drawable; |
| import android.os.Handler; |
| import android.os.Message; |
| import android.util.AttributeSet; |
| import android.util.Log; |
| import android.view.Surface; |
| import android.view.SurfaceHolder; |
| import android.view.SurfaceView; |
| import android.view.KeyEvent; |
| import android.view.MotionEvent; |
| import android.graphics.PixelFormat; |
| |
| public class RolloView extends RSSurfaceView { |
| |
| public RolloView(Context context) { |
| super(context); |
| setFocusable(true); |
| getHolder().setFormat(PixelFormat.TRANSLUCENT); |
| } |
| |
| private RenderScript mRS; |
| private RolloRS mRender; |
| |
| public void surfaceChanged(SurfaceHolder holder, int format, int w, int h) { |
| super.surfaceChanged(holder, format, w, h); |
| |
| mRS = createRenderScript(); |
| mRender = new RolloRS(); |
| mRender.init(mRS, getResources(), w, h); |
| } |
| |
| @Override |
| public boolean onKeyDown(int keyCode, KeyEvent event) |
| { |
| // break point at here |
| // this method doesn't work when 'extends View' include 'extends ScrollView'. |
| return super.onKeyDown(keyCode, event); |
| } |
| |
| boolean mControlMode = false; |
| boolean mFlingMode = false; |
| float mFlingX = 0; |
| float mFlingY = 0; |
| float mColumn = -1; |
| float mCurve = 1; |
| float mZoom = 1; |
| |
| @Override |
| public boolean onTouchEvent(MotionEvent ev) |
| { |
| boolean ret = true; |
| int act = ev.getAction(); |
| if (act == ev.ACTION_UP) { |
| ret = false; |
| } |
| |
| float nx = ev.getX() / getWidth(); |
| float ny = ev.getY() / getHeight(); |
| |
| if((ny > 0.85f) || mControlMode) { |
| mRender.setShadow(0, 0, 0); |
| mFlingMode = false; |
| |
| // Projector control |
| if((nx > 0.2f) && (nx < 0.8f) || mControlMode) { |
| if(act != ev.ACTION_UP) { |
| float zoom = 5.f;//1.f + 10.f * ev.getSize(); |
| if(mControlMode) { |
| float dx = nx - mFlingX; |
| |
| if(ny < 0.9) { |
| zoom = 5.f - ((0.9f - ny) * 10.f); |
| if(zoom < 1) { |
| zoom = 1; |
| mControlMode = false; |
| } |
| } |
| mColumn += dx * 3;// * zoom; |
| mColumn += -(mZoom - zoom) * (nx - 0.5f) * 2 * zoom; |
| mZoom = zoom; |
| |
| if(mColumn > 1) { |
| mColumn = 1; |
| } |
| mRender.setPosition(mColumn); |
| } else { |
| mControlMode = true; |
| mZoom = 5; |
| } |
| mFlingX = nx; |
| mRender.setZoom(zoom); |
| } else { |
| mControlMode = false; |
| mRender.setZoom(1.f); |
| } |
| } else { |
| if(nx > 0.2f) { |
| mCurve += 0.1f; |
| if(mCurve > 2) { |
| mCurve = 2; |
| } |
| } |
| if(nx < 0.8f) { |
| mCurve -= 0.1f; |
| if(mCurve < (-2)) { |
| mCurve = -2; |
| } |
| } |
| mRender.setCurve(mCurve); |
| } |
| |
| } else { |
| // icon control |
| if(act != ev.ACTION_UP) { |
| if(mFlingMode) { |
| float dx = nx - mFlingX; |
| mColumn += dx * 5; |
| if(mColumn > 1) { |
| mColumn = 1; |
| } |
| mRender.setPosition(mColumn); |
| } |
| mFlingMode = true; |
| mFlingX = nx; |
| mFlingY = ny; |
| //mRender.setShadow(nx, ny, ev.getSize()); |
| } else { |
| mFlingMode = false; |
| mRender.setShadow(nx, ny, 0); |
| } |
| } |
| |
| |
| return ret; |
| } |
| |
| @Override |
| public boolean onTrackballEvent(MotionEvent ev) |
| { |
| float x = ev.getX(); |
| float y = ev.getY(); |
| //Float tx = new Float(x); |
| //Float ty = new Float(y); |
| //Log.e("rs", "tbe " + tx.toString() + ", " + ty.toString()); |
| |
| |
| return true; |
| } |
| |
| } |
| |
| |