tools/framebufferizer/src/com/android/framebufferizer/utils/FrameBufferBuffer.java - platform/system/teeui - Git at Google

 /*
  * Copyright (C) 2019 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.framebufferizer.utils;

 import com.android.framebufferizer.NativeRenderer;

 import java.awt.*;
 import java.awt.event.ComponentEvent;
 import java.awt.event.ComponentListener;
 import java.awt.event.MouseEvent;
 import java.awt.event.MouseMotionListener;
 import java.awt.event.ActionListener;
 import java.awt.event.ActionEvent;
 import java.awt.geom.AffineTransform;
 import java.awt.image.BufferedImage;
 import java.awt.image.ColorModel;
 import java.awt.image.DataBufferInt;
 import java.awt.image.DirectColorModel;
 import java.awt.image.Raster;
 import java.awt.image.RenderedImage;
 import java.awt.image.WritableRaster;

 import javax.swing.*;


 public class FrameBufferBuffer extends JPanel implements ComponentListener, MouseMotionListener {
     public class MagnifiedView extends JPanel implements ComponentListener {
         private BufferedImage mImage;

         protected MagnifiedView() {
             addComponentListener(this);
         }

         @Override
         public void componentResized(ComponentEvent e) {
             synchronized (this) {
                 mImage = new BufferedImage(getWidth(), getHeight(), BufferedImage.TYPE_INT_ARGB_PRE);
             }
         }

         @Override
         public void componentMoved(ComponentEvent e) {

         }

         @Override
         public void componentShown(ComponentEvent e) {

         }

         @Override
         public void componentHidden(ComponentEvent e) {

         }

         public int d() { return getWidth()/ 5; }

         public void draw(RenderedImage image) {
             if (mImage == null) return;
             Graphics2D gc = mImage.createGraphics();
             gc.drawRenderedImage(image, AffineTransform.getScaleInstance(5.0, 5.0));
             repaint();
         }

         @Override
         public void paint(Graphics g) {
             synchronized (this) {
                 g.drawImage(mImage, 0, 0, null);
             }
         }

     }


     public class ConfigSelector extends JPanel implements ActionListener {
         private final String languages [];

         {
             languages = NativeRenderer.getLanguageIdList();
         }

         private JComboBox<String> deviceSelector = new JComboBox(DeviceInfoDB.Device.values());
         private JCheckBox magnifiedCheckbox = new JCheckBox("Magnified");
         private JCheckBox invertedCheckbox = new JCheckBox("Inverted");
         private JComboBox<String> localeSelector = new JComboBox(languages);
         private JTextField confirmationMessage = new JTextField();

         protected ConfigSelector() {
             System.err.println("ConfigSelector");
             this.setLayout(new GridBagLayout());

             GridBagConstraints c = null;

             c = new GridBagConstraints();
             c.gridx = 0;
             c.gridy = 0;
             this.add(new JLabel("Select Device:"), c);

             deviceSelector.addActionListener(this);
             c = new GridBagConstraints();
             c.gridx = 1;
             c.gridy = 0;
             c.fill = GridBagConstraints.HORIZONTAL;
             c.gridwidth = 2;
             this.add(deviceSelector, c);

             c = new GridBagConstraints();
             c.gridx = 0;
             c.gridy = 1;
             this.add(new JLabel("Select Locale:"), c);

             localeSelector.addActionListener(this);
             c = new GridBagConstraints();
             c.gridx = 1;
             c.gridy = 1;
             c.gridwidth = 2;
             c.fill = GridBagConstraints.HORIZONTAL;
             this.add(localeSelector, c);

             c = new GridBagConstraints();
             c.gridx = 0;
             c.gridy = 2;
             this.add(new JLabel("UIOptions:"), c);

             magnifiedCheckbox.addActionListener(this);
             c = new GridBagConstraints();
             c.gridx = 1;
             c.gridy = 2;
             this.add(magnifiedCheckbox, c);

             invertedCheckbox.addActionListener(this);
             c = new GridBagConstraints();
             c.gridx = 2;
             c.gridy = 2;
             this.add(invertedCheckbox, c);

             c = new GridBagConstraints();
             c.gridx = 0;
             c.gridy = 3;
             this.add(new JLabel("Confirmation message:"), c);

             confirmationMessage.setText("WWWWWWWWWWWWWWWWWWWWWWWWWWWWWWWWWWWWWWWWWWWWWWWWWWWWWWWWWWWWWWWWWWWWWWWWWWWWWWWWWWWWWWWWWWWWWWWWWWWW");
             confirmationMessage.addActionListener(this);
             c = new GridBagConstraints();
             c.gridx = 1;
             c.gridy = 3;
             c.fill = GridBagConstraints.BOTH;
             c.gridwidth = 2;
             this.add(confirmationMessage, c);
         }

         public void actionPerformed(ActionEvent e) {
             FrameBufferBuffer.this.renderNativeBuffer();
         }

         public DeviceInfoDB.Device currentDevice() {
             return (DeviceInfoDB.Device) deviceSelector.getSelectedItem();
         }

         public String currentLocale() {
             return (String)localeSelector.getSelectedItem();
         }

         public boolean magnified() {
             return magnifiedCheckbox.isSelected();
         }

         public boolean inverted() {
             return invertedCheckbox.isSelected();
         }

         public String confirmationMessage() {
             return confirmationMessage.getText();
         }
     }

     private BufferedImage mImage;
     private DataBufferInt mBuffer;
     private MagnifiedView mMagnifiedView;
     private ConfigSelector mConfigSelector;
     private JFrame mFrame;

     public MagnifiedView getMagnifiedView() {
         if (mMagnifiedView == null) {
             mMagnifiedView = new MagnifiedView();
         }
         return mMagnifiedView;
     }

     public ConfigSelector getConfigSelector(){
         if (mConfigSelector == null){
             mConfigSelector = new ConfigSelector();
         }
         return mConfigSelector;
     }

     @Override
     public void mouseDragged(MouseEvent e) {

     }

     @Override
     public void mouseMoved(MouseEvent e) {
         if (mMagnifiedView != null) {
             final int rMask = 0xff;
             final int gMask = 0xff00;
             final int bMask = 0xff0000;
             final int bpp = 24;
             int d = mMagnifiedView.d();
             int x = e.getX() - d/2;
             if (x + d > mImage.getWidth()) {
                 x = mImage.getWidth() - d;
             }
             if (x < 0) { x = 0; }
             int y = e.getY() - d/2;
             if (y + d > mImage.getHeight()) {
                 y = mImage.getHeight() - d;
             }
             if (y < 0) { y = 0; }
             if (mImage.getWidth() < d) {
                 d = mImage.getWidth();
             }
             if (mImage.getHeight() < d) {
                 d = mImage.getHeight();
             }
             mMagnifiedView.draw(mImage.getSubimage(x, y, d, d));
         }
     }


     public FrameBufferBuffer() {
         setSize(412, 900);
         setPreferredSize(new Dimension(412, 900));
         renderNativeBuffer();
         addComponentListener(this);
         addMouseMotionListener(this);
     }

     @Override
     public void componentResized(ComponentEvent e) {
         renderNativeBuffer();
         repaint();
     }
     @Override
     public void componentMoved(ComponentEvent e) {

     }

     @Override
     public void componentShown(ComponentEvent e) {

     }

     @Override
     public void componentHidden(ComponentEvent e) {

     }

     @Override
     public void paint(Graphics g) {
         synchronized (this) {
             g.drawImage(mImage, 0, 0, null);
         }
     }

     public void setFrame(JFrame frame){
         mFrame = frame;
     }

     public void renderNativeBuffer(){
         DeviceInfo deviceInfo = DeviceInfoDB.getDeviceInfo(getConfigSelector().currentDevice());
         boolean magnified = getConfigSelector().magnified();
         boolean inverted = getConfigSelector().inverted();
         NativeRenderer.setLanguage(getConfigSelector().currentLocale());
         NativeRenderer.setConfimationMessage(getConfigSelector().confirmationMessage());
         int w = deviceInfo.getWidthPx();
         int h = deviceInfo.getHeightPx();
         final int linestride = w;
         final int rMask = 0xff;
         final int gMask = 0xff00;
         final int bMask = 0xff0000;
         final int bpp = 24;
         int error = 0;
         synchronized (this) {
             mBuffer = new DataBufferInt(h * linestride);
             WritableRaster raster = Raster.createPackedRaster(mBuffer, w, h, linestride,
                 new int[]{rMask, gMask, bMask}, null);
             ColorModel colorModel = new DirectColorModel(bpp, rMask, gMask, bMask);
             BufferedImage image = new BufferedImage(colorModel, raster, true, null);
             NativeRenderer.setDeviceInfo(deviceInfo, magnified, inverted);
             error = NativeRenderer.renderBuffer(0, 0, w, h, linestride, mBuffer.getData());
             if (error != 0) {
                 System.out.println("Error rendering native buffer " + error);
             }

             mImage = new BufferedImage(getWidth(), getHeight(), BufferedImage.TYPE_INT_ARGB_PRE);
             Graphics2D gc = mImage.createGraphics();
             double scale = 0.0;
             if (w/(double)h > getWidth()/(double)getHeight()) {
                 scale = (double)getWidth()/(double)w;
             } else {
                 scale = (double)getHeight()/(double)h;
             }
             gc.setRenderingHint(RenderingHints.KEY_ANTIALIASING, RenderingHints.VALUE_ANTIALIAS_ON);
             gc.setRenderingHint(RenderingHints.KEY_INTERPOLATION, RenderingHints.VALUE_INTERPOLATION_BILINEAR);
             gc.setRenderingHint(RenderingHints.KEY_RENDERING, RenderingHints.VALUE_RENDER_QUALITY);
             gc.drawRenderedImage(image, AffineTransform.getScaleInstance(scale, scale));
         }
         repaint();
     }
 }
	/*
	* Copyright (C) 2019 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.framebufferizer.utils;

	import com.android.framebufferizer.NativeRenderer;

	import java.awt.*;
	import java.awt.event.ComponentEvent;
	import java.awt.event.ComponentListener;
	import java.awt.event.MouseEvent;
	import java.awt.event.MouseMotionListener;
	import java.awt.event.ActionListener;
	import java.awt.event.ActionEvent;
	import java.awt.geom.AffineTransform;
	import java.awt.image.BufferedImage;
	import java.awt.image.ColorModel;
	import java.awt.image.DataBufferInt;
	import java.awt.image.DirectColorModel;
	import java.awt.image.Raster;
	import java.awt.image.RenderedImage;
	import java.awt.image.WritableRaster;

	import javax.swing.*;


	public class FrameBufferBuffer extends JPanel implements ComponentListener, MouseMotionListener {
	public class MagnifiedView extends JPanel implements ComponentListener {
	private BufferedImage mImage;

	protected MagnifiedView() {
	addComponentListener(this);
	}

	@Override
	public void componentResized(ComponentEvent e) {
	synchronized (this) {
	mImage = new BufferedImage(getWidth(), getHeight(), BufferedImage.TYPE_INT_ARGB_PRE);
	}
	}

	@Override
	public void componentMoved(ComponentEvent e) {

	}

	@Override
	public void componentShown(ComponentEvent e) {

	}

	@Override
	public void componentHidden(ComponentEvent e) {

	}

	public int d() { return getWidth()/ 5; }

	public void draw(RenderedImage image) {
	if (mImage == null) return;
	Graphics2D gc = mImage.createGraphics();
	gc.drawRenderedImage(image, AffineTransform.getScaleInstance(5.0, 5.0));
	repaint();
	}

	@Override
	public void paint(Graphics g) {
	synchronized (this) {
	g.drawImage(mImage, 0, 0, null);
	}
	}

	}


	public class ConfigSelector extends JPanel implements ActionListener {
	private final String languages [];

	{
	languages = NativeRenderer.getLanguageIdList();
	}

	private JComboBox<String> deviceSelector = new JComboBox(DeviceInfoDB.Device.values());
	private JCheckBox magnifiedCheckbox = new JCheckBox("Magnified");
	private JCheckBox invertedCheckbox = new JCheckBox("Inverted");
	private JComboBox<String> localeSelector = new JComboBox(languages);
	private JTextField confirmationMessage = new JTextField();

	protected ConfigSelector() {
	System.err.println("ConfigSelector");
	this.setLayout(new GridBagLayout());

	GridBagConstraints c = null;

	c = new GridBagConstraints();
	c.gridx = 0;
	c.gridy = 0;
	this.add(new JLabel("Select Device:"), c);

	deviceSelector.addActionListener(this);
	c = new GridBagConstraints();
	c.gridx = 1;
	c.gridy = 0;
	c.fill = GridBagConstraints.HORIZONTAL;
	c.gridwidth = 2;
	this.add(deviceSelector, c);

	c = new GridBagConstraints();
	c.gridx = 0;
	c.gridy = 1;
	this.add(new JLabel("Select Locale:"), c);

	localeSelector.addActionListener(this);
	c = new GridBagConstraints();
	c.gridx = 1;
	c.gridy = 1;
	c.gridwidth = 2;
	c.fill = GridBagConstraints.HORIZONTAL;
	this.add(localeSelector, c);

	c = new GridBagConstraints();
	c.gridx = 0;
	c.gridy = 2;
	this.add(new JLabel("UIOptions:"), c);

	magnifiedCheckbox.addActionListener(this);
	c = new GridBagConstraints();
	c.gridx = 1;
	c.gridy = 2;
	this.add(magnifiedCheckbox, c);

	invertedCheckbox.addActionListener(this);
	c = new GridBagConstraints();
	c.gridx = 2;
	c.gridy = 2;
	this.add(invertedCheckbox, c);

	c = new GridBagConstraints();
	c.gridx = 0;
	c.gridy = 3;
	this.add(new JLabel("Confirmation message:"), c);

	confirmationMessage.setText("WWWWWWWWWWWWWWWWWWWWWWWWWWWWWWWWWWWWWWWWWWWWWWWWWWWWWWWWWWWWWWWWWWWWWWWWWWWWWWWWWWWWWWWWWWWWWWWWWWWW");
	confirmationMessage.addActionListener(this);
	c = new GridBagConstraints();
	c.gridx = 1;
	c.gridy = 3;
	c.fill = GridBagConstraints.BOTH;
	c.gridwidth = 2;
	this.add(confirmationMessage, c);
	}

	public void actionPerformed(ActionEvent e) {
	FrameBufferBuffer.this.renderNativeBuffer();
	}

	public DeviceInfoDB.Device currentDevice() {
	return (DeviceInfoDB.Device) deviceSelector.getSelectedItem();
	}

	public String currentLocale() {
	return (String)localeSelector.getSelectedItem();
	}

	public boolean magnified() {
	return magnifiedCheckbox.isSelected();
	}

	public boolean inverted() {
	return invertedCheckbox.isSelected();
	}

	public String confirmationMessage() {
	return confirmationMessage.getText();
	}
	}

	private BufferedImage mImage;
	private DataBufferInt mBuffer;
	private MagnifiedView mMagnifiedView;
	private ConfigSelector mConfigSelector;
	private JFrame mFrame;

	public MagnifiedView getMagnifiedView() {
	if (mMagnifiedView == null) {
	mMagnifiedView = new MagnifiedView();
	}
	return mMagnifiedView;
	}

	public ConfigSelector getConfigSelector(){
	if (mConfigSelector == null){
	mConfigSelector = new ConfigSelector();
	}
	return mConfigSelector;
	}

	@Override
	public void mouseDragged(MouseEvent e) {

	}

	@Override
	public void mouseMoved(MouseEvent e) {
	if (mMagnifiedView != null) {
	final int rMask = 0xff;
	final int gMask = 0xff00;
	final int bMask = 0xff0000;
	final int bpp = 24;
	int d = mMagnifiedView.d();
	int x = e.getX() - d/2;
	if (x + d > mImage.getWidth()) {
	x = mImage.getWidth() - d;
	}
	if (x < 0) { x = 0; }
	int y = e.getY() - d/2;
	if (y + d > mImage.getHeight()) {
	y = mImage.getHeight() - d;
	}
	if (y < 0) { y = 0; }
	if (mImage.getWidth() < d) {
	d = mImage.getWidth();
	}
	if (mImage.getHeight() < d) {
	d = mImage.getHeight();
	}
	mMagnifiedView.draw(mImage.getSubimage(x, y, d, d));
	}
	}


	public FrameBufferBuffer() {
	setSize(412, 900);
	setPreferredSize(new Dimension(412, 900));
	renderNativeBuffer();
	addComponentListener(this);
	addMouseMotionListener(this);
	}

	@Override
	public void componentResized(ComponentEvent e) {
	renderNativeBuffer();
	repaint();
	}
	@Override
	public void componentMoved(ComponentEvent e) {

	}

	@Override
	public void componentShown(ComponentEvent e) {

	}

	@Override
	public void componentHidden(ComponentEvent e) {

	}

	@Override
	public void paint(Graphics g) {
	synchronized (this) {
	g.drawImage(mImage, 0, 0, null);
	}
	}

	public void setFrame(JFrame frame){
	mFrame = frame;
	}

	public void renderNativeBuffer(){
	DeviceInfo deviceInfo = DeviceInfoDB.getDeviceInfo(getConfigSelector().currentDevice());
	boolean magnified = getConfigSelector().magnified();
	boolean inverted = getConfigSelector().inverted();
	NativeRenderer.setLanguage(getConfigSelector().currentLocale());
	NativeRenderer.setConfimationMessage(getConfigSelector().confirmationMessage());
	int w = deviceInfo.getWidthPx();
	int h = deviceInfo.getHeightPx();
	final int linestride = w;
	final int rMask = 0xff;
	final int gMask = 0xff00;
	final int bMask = 0xff0000;
	final int bpp = 24;
	int error = 0;
	synchronized (this) {
	mBuffer = new DataBufferInt(h * linestride);
	WritableRaster raster = Raster.createPackedRaster(mBuffer, w, h, linestride,
	new int[]{rMask, gMask, bMask}, null);
	ColorModel colorModel = new DirectColorModel(bpp, rMask, gMask, bMask);
	BufferedImage image = new BufferedImage(colorModel, raster, true, null);
	NativeRenderer.setDeviceInfo(deviceInfo, magnified, inverted);
	error = NativeRenderer.renderBuffer(0, 0, w, h, linestride, mBuffer.getData());
	if (error != 0) {
	System.out.println("Error rendering native buffer " + error);
	}

	mImage = new BufferedImage(getWidth(), getHeight(), BufferedImage.TYPE_INT_ARGB_PRE);
	Graphics2D gc = mImage.createGraphics();
	double scale = 0.0;
	if (w/(double)h > getWidth()/(double)getHeight()) {
	scale = (double)getWidth()/(double)w;
	} else {
	scale = (double)getHeight()/(double)h;
	}
	gc.setRenderingHint(RenderingHints.KEY_ANTIALIASING, RenderingHints.VALUE_ANTIALIAS_ON);
	gc.setRenderingHint(RenderingHints.KEY_INTERPOLATION, RenderingHints.VALUE_INTERPOLATION_BILINEAR);
	gc.setRenderingHint(RenderingHints.KEY_RENDERING, RenderingHints.VALUE_RENDER_QUALITY);
	gc.drawRenderedImage(image, AffineTransform.getScaleInstance(scale, scale));
	}
	repaint();
	}
	}