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();
}
}
}
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 void render(
Surface surface, Shape clip, AffineTransform tx, CharSequence text, int x, int y, Color c) {
try {
final GeneralPath gp = new GeneralPath();
gp.moveTo(x, y);
final GlyphTable glyphTable = fontData.getGlyphTable();
final CMapTable cmapTable = fontData.getCMapTable();
final HorizontalHeaderTable hheadTable = fontData.getHorizontalHeaderTable();
final HorizontalMetricsTable hmTable = fontData.getHorizontalMetricsTable();
if (!(cmapTable.getNrEncodingTables() > 0)) {
throw new RuntimeException("No Encoding is found!");
}
final CMapTable.EncodingTable encTable = cmapTable.getEncodingTable(0);
if (encTable.getTableFormat() == null) {
throw new RuntimeException("The table is NUll!!");
}
final double ascent = hheadTable.getAscent();
final AffineTransform tx2 = new AffineTransform();
final double scale = fontSize / (-hheadTable.getDescent() + ascent);
tx2.translate(x, y + fontSize);
tx2.scale(scale, -scale);
tx2.translate(0, ascent);
for (int i = 0; i < text.length(); i++) {
// get the index for the needed glyph
final char character = text.charAt(i);
final int index = encTable.getTableFormat().getGlyphIndex(character);
if (character != ' ') {
Shape shape = ((ShapedGlyph) glyphTable.getGlyph(index)).getShape();
gp.append(shape.getPathIterator(tx2), false);
}
tx2.translate(hmTable.getAdvanceWidth(index), 0);
}
surface.draw(gp, clip, tx, c, Surface.PAINT_MODE);
} catch (IOException ex) {
log.error("Error drawing text", ex);
}
}