--- /dev/null
+// Copyright 2004 Adam Megacz, see the COPYING file for licensing [GPL]
+package org.ibex.plat;
+
+import org.ibex.*;
+import org.ibex.util.*;
+import java.io.*;
+import org.ibex.js.*;
+import java.awt.*;
+import java.awt.datatransfer.*;
+import java.awt.image.*;
+import java.awt.event.*;
+
+/** Platform subclass for all VM's providing AWT 1.1 functionality */
+public class AWT extends JVM {
+
+ protected String getDescriptiveName() { return "Generic JDK 1.1+ with AWT"; }
+ protected PixelBuffer _createPixelBuffer(int w, int h, Surface owner) { return new AWTPixelBuffer(w, h); }
+ protected Picture _createPicture(JS r) { return new AWTPicture(r); }
+ protected int _getScreenWidth() { return Toolkit.getDefaultToolkit().getScreenSize().width; }
+ protected int _getScreenHeight() { return Toolkit.getDefaultToolkit().getScreenSize().height; }
+ protected Surface _createSurface(Box b, boolean framed) { return new AWTSurface(b, framed); }
+
+ protected void postInit() {
+ if (Log.on) Log.diag(Platform.class, " color depth = " +
+ Toolkit.getDefaultToolkit().getColorModel().getPixelSize() + "bpp");
+ }
+
+ protected void _criticalAbort(String message) {
+ if (Log.on) Log.info(this, message);
+ final Dialog d = new Dialog(new Frame(), "Ibex Cannot Continue");
+ d.setLayout(new BorderLayout());
+ TextArea ta = new TextArea("Ibex cannot continue because:\n\n" + message, 10, 80);
+ ta.setEditable(false);
+ d.add(ta, "Center");
+ Button b = new Button("OK");
+ b.addActionListener(new ActionListener() {
+ public void actionPerformed(ActionEvent e) {
+ d.dispose();
+ }
+ });
+ d.add(b, "South");
+ d.setModal(true);
+ d.pack();
+ d.show();
+ new Semaphore().block();
+ }
+
+ protected String _getClipBoard() {
+ Clipboard cb = Toolkit.getDefaultToolkit().getSystemClipboard();
+ if (cb == null) return null;
+ Transferable clipdata = cb.getContents(null);
+ try { return (String)clipdata.getTransferData(DataFlavor.stringFlavor); } catch (Exception ex) { return null; }
+ }
+
+ protected void _setClipBoard(String s) {
+ Clipboard clipboard = Toolkit.getDefaultToolkit().getSystemClipboard();
+ if (clipboard == null) return;
+ StringSelection clipString = new StringSelection(s);
+ clipboard.setContents(clipString, clipString);
+ }
+
+ /** some platforms (cough, cough, NetscapeVM) have totally broken modifier masks; they will need to override this */
+ protected static int modifiersToButtonNumber(int modifiers) {
+ if ((modifiers & InputEvent.BUTTON1_MASK) == InputEvent.BUTTON1_MASK) return 1;
+ if ((modifiers & InputEvent.BUTTON2_MASK) == InputEvent.BUTTON2_MASK) {
+ // ugh, MacOSX reports the right mouse button as BUTTON2_MASK...
+ if (System.getProperty("os.name", "").startsWith("Mac OS X")) return 2;
+ return 3;
+ }
+ if ((modifiers & InputEvent.BUTTON3_MASK) == InputEvent.BUTTON3_MASK) {
+ // ugh, MacOSX reports the right mouse button as BUTTON2_MASK...
+ if (System.getProperty("os.name", "").startsWith("Mac OS X")) return 3;
+ return 2;
+ }
+ return 0;
+ }
+
+ static class FileDialogHelper extends FileDialog implements WindowListener, ComponentListener {
+ Semaphore s;
+ public FileDialogHelper(String suggestedFileName, Semaphore s, boolean write) {
+ super(new Frame(), write ? "Save" : "Open", write ? FileDialog.SAVE : FileDialog.LOAD);
+ this.s = s;
+ addWindowListener(this);
+ addComponentListener(this);
+ if (suggestedFileName.indexOf(File.separatorChar) == -1) {
+ setFile(suggestedFileName);
+ } else {
+ setDirectory(suggestedFileName.substring(0, suggestedFileName.lastIndexOf(File.separatorChar)));
+ setFile(suggestedFileName.substring(suggestedFileName.lastIndexOf(File.separatorChar) + 1));
+ }
+ show();
+ }
+ public void windowActivated(WindowEvent e) { }
+ public void windowClosed(WindowEvent e) { s.release(); }
+ public void windowClosing(WindowEvent e) { }
+ public void windowDeactivated(WindowEvent e) { }
+ public void windowDeiconified(WindowEvent e) { }
+ public void windowIconified(WindowEvent e) { }
+ public void windowOpened(WindowEvent e) { }
+ public void componentHidden(ComponentEvent e) { s.release(); }
+ public void componentMoved(ComponentEvent e) { }
+ public void componentResized(ComponentEvent e) { }
+ public void componentShown(ComponentEvent e) { }
+ };
+
+ protected String _fileDialog(String suggestedFileName, boolean write) {
+ final Semaphore s = new Semaphore();
+ FileDialogHelper fd = new FileDialogHelper(suggestedFileName, s, write);
+ s.block();
+ return fd.getDirectory() == null ? null : (fd.getDirectory() + File.separatorChar + fd.getFile());
+ }
+
+
+ // Inner Classes /////////////////////////////////////////////////////////////////////////////////////
+
+ protected org.ibex.Font.Glyph _createGlyph(org.ibex.Font f, char c) { return new AWTGlyph(f, c); }
+ protected static class AWTGlyph extends org.ibex.Font.Glyph {
+ private Image i = null;
+ private static ColorModel cmodel = new DirectColorModel(32, 0x00FF0000, 0x0000FF00, 0x000000FF, 0xFF000000);
+
+ // this doesn't work on Win32 because the JVM is broken
+ /*
+ static final ColorModel cmodel = new ColorModel(8) {
+ public int getRed(int p) { return 0; }
+ public int getGreen(int p) { return 0; }
+ public int getBlue(int p) { return 0; }
+ public int getAlpha(int p) { return p & 0xFF; }
+ };
+ */
+
+ public AWTGlyph(org.ibex.Font f, char c) { super(f, c); }
+ Image getImage() {
+ if (i == null && isLoaded) {
+
+ int[] data2 = new int[data.length];
+ for(int i=0; i<data2.length; i++) data2[i] = ((data[i]) & 0xff) << 24;
+
+ MemoryImageSource mis = new MemoryImageSource(width, height, cmodel, data2, 0, width);
+ mis.setAnimated(true);
+ i = Toolkit.getDefaultToolkit().createImage(mis);
+ MediaTracker mediatracker = new MediaTracker(new Canvas());
+ mediatracker.addImage(i, 1);
+ try { mediatracker.waitForAll(); } catch (InterruptedException e) { }
+ mediatracker.removeImage(i);
+ synchronized(AWTPixelBuffer.class) {
+ if (AWTPixelBuffer.component == null) {
+ AWTPixelBuffer.component = new Frame();
+ AWTPixelBuffer.component.setVisible(false);
+ AWTPixelBuffer.component.addNotify();
+ }
+ }
+ data = null;
+ }
+ return i;
+ }
+ }
+
+ protected static class AWTPicture extends Picture {
+ public Image i = null;
+ private static ColorModel cmodel = new DirectColorModel(32, 0x00FF0000, 0x0000FF00, 0x000000FF, 0xFF000000);
+
+ boolean initialized = false;
+ public AWTPicture(JS r) { super(r); }
+ public void init() {
+ if (initialized) return;
+ initialized = true;
+ MemoryImageSource mis = new MemoryImageSource(width, height, cmodel, data, 0, width);
+ mis.setAnimated(true);
+ i = Toolkit.getDefaultToolkit().createImage(mis);
+ MediaTracker mediatracker = new MediaTracker(new Canvas());
+ mediatracker.addImage(i, 1);
+ try { mediatracker.waitForAll(); } catch (InterruptedException e) { }
+ mediatracker.removeImage(i);
+ synchronized(AWTPixelBuffer.class) {
+ if (AWTPixelBuffer.component == null) {
+ AWTPixelBuffer.component = new Frame();
+ AWTPixelBuffer.component.setVisible(false);
+ AWTPixelBuffer.component.addNotify();
+ }
+ }
+ }
+ }
+
+ protected static class AWTPixelBuffer extends PixelBuffer {
+
+ protected Image i = null;
+ protected Graphics g = null;
+
+ /** JDK1.1 platforms require that a component be associated with each off-screen buffer */
+ static Component component = null;
+
+ protected AWTPixelBuffer() { }
+ public AWTPixelBuffer(int w, int h) {
+ synchronized(AWTPixelBuffer.class) {
+ if (component == null) {
+ component = new Frame();
+ component.setVisible(false);
+ component.addNotify();
+ }
+ }
+ i = component.createImage(w, h);
+ g = i.getGraphics();
+ }
+
+ public int getHeight() { return i == null ? 0 : i.getHeight(null); }
+ public int getWidth() { return i == null ? 0 : i.getWidth(null); }
+
+ public void drawPicture(Picture source, int dx, int dy, int cx1, int cy1, int cx2, int cy2) {
+ ((AWTPicture)source).init();
+ g.setClip(cx1, cy1, cx2 - cx1, cy2 - cy1);
+ g.drawImage(((AWTPicture)source).i, dx, dy, null);
+ g.setClip(0, 0, i.getWidth(null), i.getHeight(null));
+ }
+
+ /** implemented with java.awt 1.1's setXORMode() */
+ public void drawGlyph(org.ibex.Font.Glyph source, int dx, int dy, int cx1, int cy1, int cx2, int cy2, int rgb) {
+
+ // XOR the target region
+ g.setXORMode(new Color((rgb & 0x00ff0000) >> 16, (rgb & 0x0000ff00) >> 8, rgb & 0x000000ff));
+ g.setColor(new Color(0x0, 0x0, 0x0));
+ g.fillRect(cx1, cy1, cx2 - cx1, cy2 - cy1);
+
+ // blacken the area we want the glyph to cover
+ g.setPaintMode();
+ g.setClip(cx1, cy1, cx2 - cx1, cy2 - cy1);
+ g.drawImage(((AWTGlyph)source).getImage(), dx, dy, null);
+ g.setClip(0, 0, i.getWidth(null), i.getHeight(null));
+
+ // XOR back, turning black into the chosen rgb color
+ g.setXORMode(new Color((rgb & 0x00ff0000) >> 16, (rgb & 0x0000ff00) >> 8, rgb & 0x000000ff));
+ g.setColor(new Color(0x0, 0x0, 0x0));
+ g.fillRect(cx1, cy1, cx2 - cx1, cy2 - cy1);
+
+ // restore the graphics context
+ g.setPaintMode();
+ }
+
+ // FIXME: try to use os acceleration
+ public void fillTrapezoid(int x1, int x2, int y1, int x3, int x4, int y2, int argb) {
+ g.setColor(new Color((argb & 0x00FF0000) >> 16, (argb & 0x0000FF00) >> 8, (argb & 0x000000FF)));
+ if (x1 == x3 && x2 == x4) {
+ g.fillRect(x1, y1, x4 - x1, y2 - y1);
+ } else for(int y=y1; y<y2; y++) {
+ int _x1 = (int)Math.floor((y - y1) * (x3 - x1) / (y2 - y1) + x1);
+ int _y1 = (int)Math.floor(y);
+ int _x2 = (int)Math.ceil((y - y1) * (x4 - x2) / (y2 - y1) + x2);
+ int _y2 = (int)Math.floor(y) + 1;
+ if (_x1 > _x2) { int _x0 = _x1; _x1 = _x2; _x2 = _x0; }
+ g.fillRect(_x1, _y1, _x2 - _x1, _y2 - _y1);
+ }
+ }
+ }
+
+
+ protected static class AWTSurface extends Surface.DoubleBufferedSurface
+ implements MouseListener, MouseMotionListener, KeyListener, ComponentListener, WindowListener {
+
+ public void blit(PixelBuffer s, int sx, int sy, int dx, int dy, int dx2, int dy2) {
+ insets = (frame == null ? window : frame).getInsets();
+ window.getGraphics().drawImage(((AWTPixelBuffer)s).i,
+ dx + insets.left,
+ dy + insets.top,
+ dx2 + insets.left,
+ dy2 + insets.top,
+ sx, sy, sx + (dx2 - dx), sy + (dy2 - dy), null);
+ }
+
+ /** if (component instanceof Frame) then frame == window else frame == null */
+ Frame frame = null;
+ Window window = null;
+
+ /** our component's insets */
+ protected Insets insets = new Insets(0, 0, 0, 0);
+
+ /** some JDKs let us recycle a single Dimension object when calling getSize() */
+ Dimension singleSize = new Dimension();
+
+ public void toBack() { if (window != null) window.toBack(); }
+ public void toFront() { if (window != null) window.toFront(); }
+ public void setLocation() { window.setLocation(root.x, root.y); }
+ public void setTitleBarText(String s) { if (frame != null) frame.setTitle(s); }
+ public void setIcon(Picture i) { if (frame != null) frame.setIconImage(((AWTPicture)i).i); }
+ public void _setSize(int width, int height) { window.setSize(width + (insets.left + insets.right), height + (insets.top + insets.bottom)); }
+ public void setInvisible(boolean b) { window.setVisible(!b); }
+ protected void _setMinimized(boolean b) { if (Log.on) Log.info(this, "JDK 1.1 platforms cannot minimize or unminimize windows"); }
+ protected void _setMaximized(boolean b) {
+ if (!b) {
+ if (Log.on) Log.info(this, "JDK 1.1 platforms cannot unmaximize windows");
+ return;
+ }
+ window.setLocation(new Point(0, 0));
+ window.setSize(Toolkit.getDefaultToolkit().getScreenSize());
+ }
+
+ class InnerFrame extends Frame {
+ public InnerFrame() throws java.lang.UnsupportedOperationException { }
+ public Dimension getMinimumSize() {
+ return new Dimension(root == null ? 0 : root.minwidth, root == null ? 0 : root.minheight); }
+ public void update(Graphics gr) { paint(gr); }
+ public void paint(Graphics gr) {
+ Rectangle r = gr.getClipBounds();
+
+ // ugly hack for Java1.4 dynamicLayout on Win32 -- this catches expansions during smooth resize
+ int newwidth = Math.max(r.x - insets.left + r.width, root.width);
+ int newheight = Math.max(r.y - insets.top + r.height, root.height);
+ if (newwidth > root.width || newheight > root.height)
+ componentResized(window.getWidth() - insets.left - insets.right,
+ window.getHeight() - insets.top - insets.bottom);
+
+ Dirty(r.x - insets.left, r.y - insets.top, r.width, r.height);
+ }
+ }
+
+ class InnerWindow extends Window {
+ public InnerWindow() throws java.lang.UnsupportedOperationException { super(new Frame()); }
+ public Dimension getMinimumSize() {
+ return new Dimension(root == null ? 0 : root.minwidth, root == null ? 0 : root.minheight); }
+ public void update(Graphics gr) { paint(gr); }
+ public void paint(Graphics gr) {
+ Rectangle r = gr.getClipBounds();
+ Dirty(r.x - insets.left, r.y - insets.top, r.width, r.height);
+ }
+ }
+
+ public void setMinimumSize(int minx, int miny, boolean resizable) { if (frame != null) frame.setResizable(resizable); }
+
+ public void render() {
+ // useful optimizatin;
+ window.setBackground((root.fillcolor & 0xFF000000) == 0 ?
+ Color.white :
+ new Color((root.fillcolor >> 16) & 0xff,
+ (root.fillcolor >> 8) & 0xff,
+ (root.fillcolor) & 0xff));
+ super.render();
+ }
+
+ AWTSurface(Box root, boolean framed) {
+ super(root);
+ try {
+ if (framed) window = frame = new InnerFrame();
+ else window = new InnerWindow();
+
+ // this is here to catch HeadlessException on jdk1.4
+ } catch (java.lang.UnsupportedOperationException e) {
+ if (Log.on) Log.info(this, "Exception thrown in AWTSurface$InnerFrame() -- this should never happen");
+ if (Log.on) Log.info(this, e);
+ }
+
+ insets = window.getInsets();
+
+ window.addMouseListener(this);
+ window.addKeyListener(this);
+ window.addComponentListener(this);
+ window.addMouseMotionListener(this);
+ window.addWindowListener(this);
+
+ // IMPORTANT: this must be called before render() to ensure
+ // that our peer has been created
+ makeVisible();
+ }
+
+ protected void makeVisible() { window.setVisible(true); }
+
+ public void _dispose() {
+ window.removeMouseListener(this);
+
+ // removed to work around a jdk1.3 bug
+ /* window.removeKeyListener(this); */
+
+ window.removeComponentListener(this);
+ window.removeMouseMotionListener(this);
+ window.removeWindowListener(this);
+ window.dispose();
+ }
+
+ public void syncCursor() {
+ if (cursor.equals("crosshair")) window.setCursor(Cursor.getPredefinedCursor(Cursor.CROSSHAIR_CURSOR));
+ else if (cursor.equals("east")) window.setCursor(Cursor.getPredefinedCursor(Cursor.E_RESIZE_CURSOR));
+ else if (cursor.equals("move")) window.setCursor(Cursor.getPredefinedCursor(Cursor.MOVE_CURSOR));
+ else if (cursor.equals("north")) window.setCursor(Cursor.getPredefinedCursor(Cursor.N_RESIZE_CURSOR));
+ else if (cursor.equals("northeast")) window.setCursor(Cursor.getPredefinedCursor(Cursor.NE_RESIZE_CURSOR));
+ else if (cursor.equals("northwest")) window.setCursor(Cursor.getPredefinedCursor(Cursor.NW_RESIZE_CURSOR));
+ else if (cursor.equals("south")) window.setCursor(Cursor.getPredefinedCursor(Cursor.S_RESIZE_CURSOR));
+ else if (cursor.equals("southeast")) window.setCursor(Cursor.getPredefinedCursor(Cursor.SE_RESIZE_CURSOR));
+ else if (cursor.equals("southwest")) window.setCursor(Cursor.getPredefinedCursor(Cursor.SW_RESIZE_CURSOR));
+ else if (cursor.equals("text")) window.setCursor(Cursor.getPredefinedCursor(Cursor.TEXT_CURSOR));
+ else if (cursor.equals("west")) window.setCursor(Cursor.getPredefinedCursor(Cursor.W_RESIZE_CURSOR));
+ else if (cursor.equals("wait")) window.setCursor(Cursor.getPredefinedCursor(Cursor.WAIT_CURSOR));
+ else if (cursor.equals("hand")) window.setCursor(Cursor.getPredefinedCursor(Cursor.HAND_CURSOR));
+ else window.setCursor(Cursor.getPredefinedCursor(Cursor.DEFAULT_CURSOR));
+ }
+
+ // AWT Message translation ////////////////////////////////////////////////////////////////
+
+ // these functions are all executed in the AWT thread, not the
+ // MessageQueue thread. As a result, they must be *extremely*
+ // careful about invoking methods on instances of Box. Currently,
+ // they should only enqueue messages, use Box.whoIs()
+ // (unsynchronized but thought to be safe), and modify members of
+ // Surface.
+
+ public void componentHidden(ComponentEvent e) { }
+ public void componentShown(ComponentEvent e) { }
+ public void windowOpened(WindowEvent e) { }
+ public void windowClosed(WindowEvent e) { }
+ public void windowClosing(WindowEvent e) { Close(); }
+ public void windowIconified(WindowEvent e) { Minimized(true); }
+ public void windowDeiconified(WindowEvent e) { dirty(0, 0, root.width, root.height); Minimized(false); }
+ public void windowActivated(WindowEvent e) { Focused(true); }
+ public void windowDeactivated(WindowEvent e) { Focused(false); }
+ public void componentMoved(ComponentEvent e) { PosChange(window.getLocation().x + insets.left, window.getLocation().y + insets.top); }
+
+ public void componentResized(ComponentEvent e) {
+ // we have to periodically do this; I don't know why
+ insets = window.getInsets();
+ componentResized(window.getWidth() - insets.left - insets.right, window.getHeight() - insets.top - insets.bottom);
+ }
+
+ public void componentResized(int newwidth, int newheight) { SizeChange(newwidth, newheight); }
+
+ public void keyTyped(KeyEvent k) { }
+ public void keyPressed(KeyEvent k) { KeyPressed(translateKey(k)); }
+ public void keyReleased(KeyEvent k) { KeyReleased(translateKey(k)); }
+ public void mouseExited(MouseEvent m) { mouseMoved(m); }
+ public void mouseEntered(MouseEvent m) { mouseMoved(m); }
+ public void mouseDragged(MouseEvent m) { mouseMoved(m); }
+ public void mouseMoved(MouseEvent m) {
+
+ // ugly hack for Java1.4 dynamicLayout on Win32 -- this catches contractions during smooth resize
+ int newwidth = window.getWidth() - insets.left - insets.right;
+ int newheight = window.getHeight() - insets.top - insets.bottom;
+ if (newwidth != root.width || newheight != root.height) componentResized(newwidth, newheight);
+
+ Move(m.getX() - insets.left, m.getY() - insets.top);
+ }
+ public void mousePressed(MouseEvent m) { Press(modifiersToButtonNumber(m.getModifiers())); }
+ public void mouseReleased(MouseEvent m) { Release(modifiersToButtonNumber(m.getModifiers())); }
+ public void mouseClicked(MouseEvent m) {
+ if (m.getClickCount() == 2) DoubleClick(modifiersToButtonNumber(m.getModifiers()));
+ else Click(modifiersToButtonNumber(m.getModifiers()));
+ }
+
+ String translateKey(KeyEvent k) {
+ switch (k.getKeyCode()) {
+ case KeyEvent.VK_ALT: return "alt";
+ case KeyEvent.VK_BACK_SPACE: return "back_space";
+ case KeyEvent.VK_CONTROL: return "control";
+ case KeyEvent.VK_DELETE: return "delete";
+ case KeyEvent.VK_DOWN: return "down";
+ case KeyEvent.VK_END: return "end";
+ case KeyEvent.VK_ENTER: return "enter";
+ case KeyEvent.VK_ESCAPE: return "escape";
+ case KeyEvent.VK_F1: return "f1";
+ case KeyEvent.VK_F10: return "f10";
+ case KeyEvent.VK_F11: return "f11";
+ case KeyEvent.VK_F12: return "f12";
+ case KeyEvent.VK_F2: return "f2";
+ case KeyEvent.VK_F3: return "f3";
+ case KeyEvent.VK_F4: return "f4";
+ case KeyEvent.VK_F5: return "f5";
+ case KeyEvent.VK_F6: return "f6";
+ case KeyEvent.VK_F7: return "f7";
+ case KeyEvent.VK_F8: return "f8";
+ case KeyEvent.VK_F9: return "f9";
+ case KeyEvent.VK_HOME: return "home";
+ case KeyEvent.VK_INSERT: return "insert";
+ case KeyEvent.VK_LEFT: return "left";
+ case KeyEvent.VK_META: return "alt";
+ case KeyEvent.VK_PAGE_DOWN: return "page_down";
+ case KeyEvent.VK_PAGE_UP: return "page_up";
+ case KeyEvent.VK_PAUSE: return "pause";
+ case KeyEvent.VK_PRINTSCREEN: return "printscreen";
+ case KeyEvent.VK_RIGHT: return "right";
+ case KeyEvent.VK_SHIFT: return "shift";
+ case KeyEvent.VK_TAB: return "tab";
+ case KeyEvent.VK_UP: return "up";
+ default:
+ char c = k.getKeyChar();
+ if (c >= 1 && c <= 26) c = (char)('a' + c - 1);
+ return String.valueOf(c);
+ }
+ }
+ }
+
+ protected void _decodeJPEG(InputStream is, Picture p) {
+ try {
+ Image i = Toolkit.getDefaultToolkit().createImage(InputStreamToByteArray.convert(is));
+ MediaTracker mediatracker = new MediaTracker(new Canvas());
+ mediatracker.addImage(i, 1);
+ try { mediatracker.waitForAll(); } catch (InterruptedException e) { }
+ mediatracker.removeImage(i);
+ final int width = i.getWidth(null);
+ final int height = i.getHeight(null);
+ final int[] data = new int[width * height];
+ PixelGrabber pg = new PixelGrabber(i, 0, 0, width, height, data, 0, width);
+ pg.grabPixels();
+ if ((pg.getStatus() & ImageObserver.ABORT) != 0)
+ Log.info(this, "PixelGrabber reported an error while decoding JPEG image");
+ p.width = width;
+ p.height = height;
+ p.data = data;
+ } catch (Exception e) {
+ Log.info(this, "Exception caught while decoding JPEG image");
+ Log.info(this, e);
+ }
+ }
+}
projects / org.ibex.core.git / blobdiff