/*
* $Id$
*
* Copyright (C) 2003-2015 JNode.org
*
* This library is free software; you can redistribute it and/or modify it
* under the terms of the GNU Lesser General Public License as published
* by the Free Software Foundation; either version 2.1 of the License, or
* (at your option) any later version.
*
* This library is distributed in the hope that it will be useful, but
* WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY
* or FITNESS FOR A PARTICULAR PURPOSE. See the GNU Lesser General Public
* License for more details.
*
* You should have received a copy of the GNU Lesser General Public License
* along with this library; If not, write to the Free Software Foundation, Inc.,
* 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
*/
package org.jnode.test.gui;
import java.awt.Color;
import java.awt.Font;
import java.awt.Graphics;
import java.awt.GraphicsEnvironment;
import java.awt.image.BufferedImage;
import java.util.Collection;
import org.apache.log4j.Logger;
import org.jnode.driver.Device;
import org.jnode.driver.DeviceManager;
import org.jnode.driver.DeviceUtils;
import org.jnode.driver.console.ConsoleManager;
import org.jnode.driver.console.textscreen.ScrollableTextScreenConsole;
import org.jnode.driver.console.textscreen.TextScreenConsoleManager;
import org.jnode.driver.textscreen.ScrollableTextScreen;
import org.jnode.driver.textscreen.TextScreen;
import org.jnode.driver.textscreen.x86.AbstractPcTextScreen;
import org.jnode.driver.video.FrameBufferAPI;
import org.jnode.driver.video.FrameBufferConfiguration;
import org.jnode.driver.video.Surface;
import org.jnode.naming.InitialNaming;
import org.jnode.shell.CommandShell;
/**
* @author Levente S\u00e1ntha
*/
public class FBConsole {
private static final Logger log = Logger.getLogger(FBConsole.class);
public static void main(String[] args) throws Exception {
final String devId = (args.length > 0) ? args[0] : "" /*"fb0"*/;
Surface g = null;
try {
Device dev = null;
if ("".equals(devId)) {
final Collection<Device> devs = DeviceUtils.getDevicesByAPI(FrameBufferAPI.class);
int dev_count = devs.size();
if (dev_count > 0) {
Device[] dev_a = devs.toArray(new Device[dev_count]);
dev = dev_a[0];
}
}
if (dev == null) {
final DeviceManager dm = InitialNaming.lookup(DeviceManager.NAME);
dev = dm.getDevice(devId);
}
final FrameBufferAPI api = dev.getAPI(FrameBufferAPI.class);
final FrameBufferConfiguration conf = api.getConfigurations()[0];
g = api.open(conf);
TextScreenConsoleManager mgr = new TextScreenConsoleManager();
ScrollableTextScreen ts = new FBConsole.FBPcTextScreen(g).createCompatibleScrollableBufferScreen(500);
ScrollableTextScreenConsole first =
new ScrollableTextScreenConsole(mgr, "console", ts,
ConsoleManager.CreateOptions.TEXT |
ConsoleManager.CreateOptions.SCROLLABLE);
mgr.registerConsole(first);
mgr.focus(first);
new CommandShell(first).run();
Thread.sleep(60 * 1000);
} catch (Throwable ex) {
log.error("Error in FBConsole", ex);
} finally {
if (g != null) {
log.info("Close graphics");
g.close();
}
}
}
static class FBPcTextScreen extends AbstractPcTextScreen {
private static final int SCREEN_WIDTH = 80;
private static final int SCREEN_HEIGHT = 25;
char[] buffer;
int cursorOffset;
FBScreen screen;
public FBPcTextScreen(Surface g) {
super(FBConsole.FBPcTextScreen.SCREEN_WIDTH, FBConsole.FBPcTextScreen.SCREEN_HEIGHT);
buffer = new char[FBConsole.FBPcTextScreen.SCREEN_WIDTH * FBConsole.FBPcTextScreen.SCREEN_HEIGHT];
screen = new FBScreen(g);
for (int i = 0; i < buffer.length; i++) {
buffer[i] = ' ';
}
for (String s : GraphicsEnvironment.getLocalGraphicsEnvironment().getAvailableFontFamilyNames()) {
System.out.println(s);
}
}
public char getChar(int offset) {
return buffer[offset];
}
public int getColor(int offset) {
return 0;
}
public void set(int offset, char ch, int count, int color) {
char c = (char) (ch & 0xFF);
buffer[offset] = c == 0 ? ' ' : c;
sync(offset, count);
}
public void set(int offset, char[] ch, int chOfs, int length, int color) {
char[] cha = new char[ch.length];
for (int i = 0; i < cha.length; i++) {
char c = (char) (ch[i] & 0xFF);
cha[i] = c == 0 ? ' ' : c;
}
System.arraycopy(cha, chOfs, buffer, offset, length);
sync(offset, length);
}
public void set(int offset, char[] ch, int chOfs, int length, int[] colors, int colorsOfs) {
char[] cha = new char[ch.length];
for (int i = 0; i < cha.length; i++) {
char c = (char) (ch[i] & 0xFF);
cha[i] = c == 0 ? ' ' : c;
}
System.arraycopy(cha, chOfs, buffer, offset, length);
sync(offset, length);
}
public void copyContent(int srcOffset, int destOffset, int length) {
System.arraycopy(buffer, srcOffset * 2, buffer, destOffset * 2, length * 2);
sync(destOffset, length);
}
public void copyTo(TextScreen dst, int offset, int length) {
}
@Override
public void sync(int offset, int length) {
screen.repaint();
}
public int setCursor(int x, int y) {
cursorOffset = getOffset(x, y);
return cursorOffset;
}
public int setCursorVisible(boolean visible) {
return cursorOffset;
}
/**
* Copy the content of the given rawData into this screen.
*
* @param rawData the data as a char array
* @param rawDataOffset the offset in the data array
*/
public void copyFrom(char[] rawData, int rawDataOffset) {
if (rawDataOffset < 0) {
//Unsafe.die("Screen:rawDataOffset = " + rawDataOffset);
}
char[] cha = new char[rawData.length];
for (int i = 0; i < cha.length; i++) {
char c = (char) (rawData[i] & 0xFF);
cha[i] = c == 0 ? ' ' : c;
}
final int length = getWidth() * getHeight();
System.arraycopy(cha, rawDataOffset, buffer, 0, length);
sync(0, length);
}
private class FBScreen {
private int margin = 5;
private int w = 7;
private int h = 18;
private Surface g;
private int sw;
private int sh;
private BufferedImage bi;
private Graphics ig;
private Font font;
private boolean update;
public FBScreen(Surface g) {
this.g = g;
sh = h * FBPcTextScreen.SCREEN_HEIGHT + 2 * margin;
sw = w * FBPcTextScreen.SCREEN_WIDTH + 2 * margin;
bi = new BufferedImage(sw, sh, BufferedImage.TYPE_INT_ARGB);
ig = bi.getGraphics();
font = new Font(
"-FontForge-Bitstream Vera Sans Mono-Book-R-Normal-SansMono--12-120-75-75-P-69-ISO10646",
Font.PLAIN, 12);
/*
try{
FontProvider fm = new BDFFontProvider();
if(!fm.provides(font)){
throw new RuntimeException(fm + " does not provide" + font);
}
TextRenderer tr = fm.getTextRenderer(font);
if(tr == null)
new NullPointerException("Text renderer is null");
}catch(Exception e){
new RuntimeException(e);
}
*/
new Thread(new Runnable() {
@Override
public void run() {
while (true) {
try {
paintComponent();
synchronized (FBScreen.this) {
if (!update) {
update = false;
FBScreen.this.wait();
}
}
} catch (InterruptedException x) {
break;
}
}
}
}, "FBScreenUpdater").start();
}
protected void paintComponent() {
ig.setColor(Color.BLACK);
ig.fillRect(0, 0, sw, sh);
ig.setColor(Color.WHITE);
ig.setFont(font);
for (int i = 0; i < FBPcTextScreen.SCREEN_HEIGHT; i++) {
int offset = i * FBPcTextScreen.SCREEN_WIDTH;
int lenght = FBPcTextScreen.SCREEN_WIDTH;
ig.drawChars(buffer, offset, lenght, margin, h + i * h);
}
g.drawCompatibleRaster(bi.getRaster(), 0, 0, 0, 0, sw, sh, Color.BLACK);
}
public synchronized void repaint() {
if (!update) {
update = true;
notifyAll();
}
}
}
}
}