--- /dev/null Thu Jan 01 00:00:00 1970 +0000
+++ b/src/java.desktop/share/classes/com/sun/java/swing/plaf/gtk/Metacity.java Tue Sep 12 19:03:39 2017 +0200
@@ -0,0 +1,2158 @@
+/*
+ * Copyright (c) 2002, 2016, Oracle and/or its affiliates. All rights reserved.
+ * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
+ *
+ * This code is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License version 2 only, as
+ * published by the Free Software Foundation. Oracle designates this
+ * particular file as subject to the "Classpath" exception as provided
+ * by Oracle in the LICENSE file that accompanied this code.
+ *
+ * This code 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 General Public License
+ * version 2 for more details (a copy is included in the LICENSE file that
+ * accompanied this code).
+ *
+ * You should have received a copy of the GNU General Public License version
+ * 2 along with this work; if not, write to the Free Software Foundation,
+ * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
+ *
+ * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
+ * or visit www.oracle.com if you need additional information or have any
+ * questions.
+ */
+package com.sun.java.swing.plaf.gtk;
+
+import sun.swing.SwingUtilities2;
+import com.sun.java.swing.plaf.gtk.GTKConstants.ArrowType;
+import com.sun.java.swing.plaf.gtk.GTKConstants.ShadowType;
+
+import javax.swing.plaf.ColorUIResource;
+import javax.swing.plaf.basic.BasicInternalFrameTitlePane;
+import javax.swing.plaf.synth.*;
+
+import java.awt.*;
+import java.awt.geom.*;
+import java.awt.image.*;
+import java.io.*;
+import java.net.*;
+import java.security.*;
+import java.util.*;
+
+import javax.swing.*;
+
+import javax.xml.parsers.*;
+import org.xml.sax.SAXException;
+import org.w3c.dom.*;
+
+/**
+ */
+class Metacity implements SynthConstants {
+ // Tutorial:
+ // http://developer.gnome.org/doc/tutorials/metacity/metacity-themes.html
+
+ // Themes:
+ // http://art.gnome.org/theme_list.php?category=metacity
+
+ static Metacity INSTANCE;
+
+ private static final String[] themeNames = {
+ getUserTheme(),
+ "blueprint",
+ "Bluecurve",
+ "Crux",
+ "SwingFallbackTheme"
+ };
+
+ static {
+ for (String themeName : themeNames) {
+ if (themeName != null) {
+ try {
+ INSTANCE = new Metacity(themeName);
+ } catch (FileNotFoundException ex) {
+ } catch (IOException ex) {
+ logError(themeName, ex);
+ } catch (ParserConfigurationException ex) {
+ logError(themeName, ex);
+ } catch (SAXException ex) {
+ logError(themeName, ex);
+ }
+ }
+ if (INSTANCE != null) {
+ break;
+ }
+ }
+ if (INSTANCE == null) {
+ throw new Error("Could not find any installed metacity theme, and fallback failed");
+ }
+ }
+
+ private static boolean errorLogged = false;
+ private static DocumentBuilder documentBuilder;
+ private static Document xmlDoc;
+ private static String userHome;
+
+ private Node frame_style_set;
+ private Map<String, Object> frameGeometry;
+ private Map<String, Map<String, Object>> frameGeometries;
+
+ private LayoutManager titlePaneLayout = new TitlePaneLayout();
+
+ private ColorizeImageFilter imageFilter = new ColorizeImageFilter();
+ private URL themeDir = null;
+ private SynthContext context;
+ private String themeName;
+
+ private ArithmeticExpressionEvaluator aee = new ArithmeticExpressionEvaluator();
+ private Map<String, Integer> variables;
+
+ // Reusable clip shape object
+ private RoundRectClipShape roundedClipShape;
+
+ protected Metacity(String themeName) throws IOException, ParserConfigurationException, SAXException {
+ this.themeName = themeName;
+ themeDir = getThemeDir(themeName);
+ if (themeDir != null) {
+ URL themeURL = new URL(themeDir, "metacity-theme-1.xml");
+ xmlDoc = getXMLDoc(themeURL);
+ if (xmlDoc == null) {
+ throw new IOException(themeURL.toString());
+ }
+ } else {
+ throw new FileNotFoundException(themeName);
+ }
+
+ // Initialize constants
+ variables = new HashMap<String, Integer>();
+ NodeList nodes = xmlDoc.getElementsByTagName("constant");
+ int n = nodes.getLength();
+ for (int i = 0; i < n; i++) {
+ Node node = nodes.item(i);
+ String name = getStringAttr(node, "name");
+ if (name != null) {
+ String value = getStringAttr(node, "value");
+ if (value != null) {
+ try {
+ variables.put(name, Integer.parseInt(value));
+ } catch (NumberFormatException ex) {
+ logError(themeName, ex);
+ // Ignore bad value
+ }
+ }
+ }
+ }
+
+ // Cache frame geometries
+ frameGeometries = new HashMap<String, Map<String, Object>>();
+ nodes = xmlDoc.getElementsByTagName("frame_geometry");
+ n = nodes.getLength();
+ for (int i = 0; i < n; i++) {
+ Node node = nodes.item(i);
+ String name = getStringAttr(node, "name");
+ if (name != null) {
+ HashMap<String, Object> gm = new HashMap<String, Object>();
+ frameGeometries.put(name, gm);
+
+ String parentGM = getStringAttr(node, "parent");
+ if (parentGM != null) {
+ gm.putAll(frameGeometries.get(parentGM));
+ }
+
+ gm.put("has_title",
+ Boolean.valueOf(getBooleanAttr(node, "has_title", true)));
+ gm.put("rounded_top_left",
+ Boolean.valueOf(getBooleanAttr(node, "rounded_top_left", false)));
+ gm.put("rounded_top_right",
+ Boolean.valueOf(getBooleanAttr(node, "rounded_top_right", false)));
+ gm.put("rounded_bottom_left",
+ Boolean.valueOf(getBooleanAttr(node, "rounded_bottom_left", false)));
+ gm.put("rounded_bottom_right",
+ Boolean.valueOf(getBooleanAttr(node, "rounded_bottom_right", false)));
+
+ NodeList childNodes = node.getChildNodes();
+ int nc = childNodes.getLength();
+ for (int j = 0; j < nc; j++) {
+ Node child = childNodes.item(j);
+ if (child.getNodeType() == Node.ELEMENT_NODE) {
+ name = child.getNodeName();
+ Object value = null;
+ if ("distance".equals(name)) {
+ value = Integer.valueOf(getIntAttr(child, "value", 0));
+ } else if ("border".equals(name)) {
+ value = new Insets(getIntAttr(child, "top", 0),
+ getIntAttr(child, "left", 0),
+ getIntAttr(child, "bottom", 0),
+ getIntAttr(child, "right", 0));
+ } else if ("aspect_ratio".equals(name)) {
+ value = Float.valueOf(getFloatAttr(child, "value", 1.0F));
+ } else {
+ logError(themeName, "Unknown Metacity frame geometry value type: "+name);
+ }
+ String childName = getStringAttr(child, "name");
+ if (childName != null && value != null) {
+ gm.put(childName, value);
+ }
+ }
+ }
+ }
+ }
+ frameGeometry = frameGeometries.get("normal");
+ }
+
+
+ public static LayoutManager getTitlePaneLayout() {
+ return INSTANCE.titlePaneLayout;
+ }
+
+ private Shape getRoundedClipShape(int x, int y, int w, int h,
+ int arcw, int arch, int corners) {
+ if (roundedClipShape == null) {
+ roundedClipShape = new RoundRectClipShape();
+ }
+ roundedClipShape.setRoundedRect(x, y, w, h, arcw, arch, corners);
+
+ return roundedClipShape;
+ }
+
+ void paintButtonBackground(SynthContext context, Graphics g, int x, int y, int w, int h) {
+ updateFrameGeometry(context);
+
+ this.context = context;
+ JButton button = (JButton)context.getComponent();
+ String buttonName = button.getName();
+ int buttonState = context.getComponentState();
+
+ JComponent titlePane = (JComponent)button.getParent();
+ Container titlePaneParent = titlePane.getParent();
+
+ JInternalFrame jif = findInternalFrame(titlePaneParent);
+ if (jif == null) {
+ return;
+ }
+
+ boolean active = jif.isSelected();
+ button.setOpaque(false);
+
+ String state = "normal";
+ if ((buttonState & PRESSED) != 0) {
+ state = "pressed";
+ } else if ((buttonState & MOUSE_OVER) != 0) {
+ state = "prelight";
+ }
+
+ String function = null;
+ String location = null;
+ boolean left_corner = false;
+ boolean right_corner = false;
+
+
+ if (buttonName == "InternalFrameTitlePane.menuButton") {
+ function = "menu";
+ location = "left_left";
+ left_corner = true;
+ } else if (buttonName == "InternalFrameTitlePane.iconifyButton") {
+ function = "minimize";
+ int nButtons = ((jif.isIconifiable() ? 1 : 0) +
+ (jif.isMaximizable() ? 1 : 0) +
+ (jif.isClosable() ? 1 : 0));
+ right_corner = (nButtons == 1);
+ switch (nButtons) {
+ case 1: location = "right_right"; break;
+ case 2: location = "right_middle"; break;
+ case 3: location = "right_left"; break;
+ }
+ } else if (buttonName == "InternalFrameTitlePane.maximizeButton") {
+ function = "maximize";
+ right_corner = !jif.isClosable();
+ location = jif.isClosable() ? "right_middle" : "right_right";
+ } else if (buttonName == "InternalFrameTitlePane.closeButton") {
+ function = "close";
+ right_corner = true;
+ location = "right_right";
+ }
+
+ Node frame = getNode(frame_style_set, "frame", new String[] {
+ "focus", (active ? "yes" : "no"),
+ "state", (jif.isMaximum() ? "maximized" : "normal")
+ });
+
+ if (function != null && frame != null) {
+ Node frame_style = getNode("frame_style", new String[] {
+ "name", getStringAttr(frame, "style")
+ });
+ if (frame_style != null) {
+ Shape oldClip = g.getClip();
+ if ((right_corner && getBoolean("rounded_top_right", false)) ||
+ (left_corner && getBoolean("rounded_top_left", false))) {
+
+ Point buttonLoc = button.getLocation();
+ if (right_corner) {
+ g.setClip(getRoundedClipShape(0, 0, w, h,
+ 12, 12, RoundRectClipShape.TOP_RIGHT));
+ } else {
+ g.setClip(getRoundedClipShape(0, 0, w, h,
+ 11, 11, RoundRectClipShape.TOP_LEFT));
+ }
+
+ Rectangle clipBounds = oldClip.getBounds();
+ g.clipRect(clipBounds.x, clipBounds.y,
+ clipBounds.width, clipBounds.height);
+ }
+ drawButton(frame_style, location+"_background", state, g, w, h, jif);
+ drawButton(frame_style, function, state, g, w, h, jif);
+ g.setClip(oldClip);
+ }
+ }
+ }
+
+ protected void drawButton(Node frame_style, String function, String state,
+ Graphics g, int w, int h, JInternalFrame jif) {
+ Node buttonNode = getNode(frame_style, "button",
+ new String[] { "function", function, "state", state });
+ if (buttonNode == null && !state.equals("normal")) {
+ buttonNode = getNode(frame_style, "button",
+ new String[] { "function", function, "state", "normal" });
+ }
+ if (buttonNode != null) {
+ Node draw_ops;
+ String draw_ops_name = getStringAttr(buttonNode, "draw_ops");
+ if (draw_ops_name != null) {
+ draw_ops = getNode("draw_ops", new String[] { "name", draw_ops_name });
+ } else {
+ draw_ops = getNode(buttonNode, "draw_ops", null);
+ }
+ variables.put("width", w);
+ variables.put("height", h);
+ draw(draw_ops, g, jif);
+ }
+ }
+
+ JInternalFrame findInternalFrame(Component comp) {
+ if (comp.getParent() instanceof BasicInternalFrameTitlePane) {
+ comp = comp.getParent();
+ }
+ if (comp instanceof JInternalFrame) {
+ return (JInternalFrame)comp;
+ } else if (comp instanceof JInternalFrame.JDesktopIcon) {
+ return ((JInternalFrame.JDesktopIcon)comp).getInternalFrame();
+ }
+ assert false : "cannot find the internal frame";
+ return null;
+ }
+
+ void paintFrameBorder(SynthContext context, Graphics g, int x0, int y0, int width, int height) {
+ updateFrameGeometry(context);
+
+ this.context = context;
+ JComponent comp = context.getComponent();
+ JComponent titlePane = findChild(comp, "InternalFrame.northPane");
+
+ if (titlePane == null) {
+ return;
+ }
+
+ JInternalFrame jif = findInternalFrame(comp);
+ if (jif == null) {
+ return;
+ }
+
+ boolean active = jif.isSelected();
+ Font oldFont = g.getFont();
+ g.setFont(titlePane.getFont());
+ g.translate(x0, y0);
+
+ Rectangle titleRect = calculateTitleArea(jif);
+ JComponent menuButton = findChild(titlePane, "InternalFrameTitlePane.menuButton");
+
+ Icon frameIcon = jif.getFrameIcon();
+ variables.put("mini_icon_width",
+ (frameIcon != null) ? frameIcon.getIconWidth() : 0);
+ variables.put("mini_icon_height",
+ (frameIcon != null) ? frameIcon.getIconHeight() : 0);
+ variables.put("title_width", calculateTitleTextWidth(g, jif));
+ FontMetrics fm = SwingUtilities2.getFontMetrics(jif, g);
+ variables.put("title_height", fm.getAscent() + fm.getDescent());
+
+ // These don't seem to apply here, but the Galaxy theme uses them. Not sure why.
+ variables.put("icon_width", 32);
+ variables.put("icon_height", 32);
+
+ if (frame_style_set != null) {
+ Node frame = getNode(frame_style_set, "frame", new String[] {
+ "focus", (active ? "yes" : "no"),
+ "state", (jif.isMaximum() ? "maximized" : "normal")
+ });
+
+ if (frame != null) {
+ Node frame_style = getNode("frame_style", new String[] {
+ "name", getStringAttr(frame, "style")
+ });
+ if (frame_style != null) {
+ Shape oldClip = g.getClip();
+ boolean roundTopLeft = getBoolean("rounded_top_left", false);
+ boolean roundTopRight = getBoolean("rounded_top_right", false);
+ boolean roundBottomLeft = getBoolean("rounded_bottom_left", false);
+ boolean roundBottomRight = getBoolean("rounded_bottom_right", false);
+
+ if (roundTopLeft || roundTopRight || roundBottomLeft || roundBottomRight) {
+ jif.setOpaque(false);
+
+ g.setClip(getRoundedClipShape(0, 0, width, height, 12, 12,
+ (roundTopLeft ? RoundRectClipShape.TOP_LEFT : 0) |
+ (roundTopRight ? RoundRectClipShape.TOP_RIGHT : 0) |
+ (roundBottomLeft ? RoundRectClipShape.BOTTOM_LEFT : 0) |
+ (roundBottomRight ? RoundRectClipShape.BOTTOM_RIGHT : 0)));
+ }
+
+ Rectangle clipBounds = oldClip.getBounds();
+ g.clipRect(clipBounds.x, clipBounds.y,
+ clipBounds.width, clipBounds.height);
+
+ int titleHeight = titlePane.getHeight();
+
+ boolean minimized = jif.isIcon();
+ Insets insets = getBorderInsets(context, null);
+
+ int leftTitlebarEdge = getInt("left_titlebar_edge");
+ int rightTitlebarEdge = getInt("right_titlebar_edge");
+ int topTitlebarEdge = getInt("top_titlebar_edge");
+ int bottomTitlebarEdge = getInt("bottom_titlebar_edge");
+
+ if (!minimized) {
+ drawPiece(frame_style, g, "entire_background",
+ 0, 0, width, height, jif);
+ }
+ drawPiece(frame_style, g, "titlebar",
+ 0, 0, width, titleHeight, jif);
+ drawPiece(frame_style, g, "titlebar_middle",
+ leftTitlebarEdge, topTitlebarEdge,
+ width - leftTitlebarEdge - rightTitlebarEdge,
+ titleHeight - topTitlebarEdge - bottomTitlebarEdge,
+ jif);
+ drawPiece(frame_style, g, "left_titlebar_edge",
+ 0, 0, leftTitlebarEdge, titleHeight, jif);
+ drawPiece(frame_style, g, "right_titlebar_edge",
+ width - rightTitlebarEdge, 0,
+ rightTitlebarEdge, titleHeight, jif);
+ drawPiece(frame_style, g, "top_titlebar_edge",
+ 0, 0, width, topTitlebarEdge, jif);
+ drawPiece(frame_style, g, "bottom_titlebar_edge",
+ 0, titleHeight - bottomTitlebarEdge,
+ width, bottomTitlebarEdge, jif);
+ drawPiece(frame_style, g, "title",
+ titleRect.x, titleRect.y, titleRect.width, titleRect.height, jif);
+ if (!minimized) {
+ drawPiece(frame_style, g, "left_edge",
+ 0, titleHeight, insets.left, height-titleHeight, jif);
+ drawPiece(frame_style, g, "right_edge",
+ width-insets.right, titleHeight, insets.right, height-titleHeight, jif);
+ drawPiece(frame_style, g, "bottom_edge",
+ 0, height - insets.bottom, width, insets.bottom, jif);
+ drawPiece(frame_style, g, "overlay",
+ 0, 0, width, height, jif);
+ }
+ g.setClip(oldClip);
+ }
+ }
+ }
+ g.translate(-x0, -y0);
+ g.setFont(oldFont);
+ }
+
+
+
+ private static class Privileged implements PrivilegedAction<Object> {
+ private static int GET_THEME_DIR = 0;
+ private static int GET_USER_THEME = 1;
+ private static int GET_IMAGE = 2;
+ private int type;
+ private Object arg;
+
+ public Object doPrivileged(int type, Object arg) {
+ this.type = type;
+ this.arg = arg;
+ return AccessController.doPrivileged(this);
+ }
+
+ public Object run() {
+ if (type == GET_THEME_DIR) {
+ String sep = File.separator;
+ String[] dirs = new String[] {
+ userHome + sep + ".themes",
+ System.getProperty("swing.metacitythemedir"),
+ "/usr/X11R6/share/themes",
+ "/usr/X11R6/share/gnome/themes",
+ "/usr/local/share/themes",
+ "/usr/local/share/gnome/themes",
+ "/usr/share/themes",
+ "/usr/gnome/share/themes", // Debian/Redhat/Solaris
+ "/opt/gnome2/share/themes" // SuSE
+ };
+
+ URL themeDir = null;
+ for (int i = 0; i < dirs.length; i++) {
+ // System property may not be set so skip null directories.
+ if (dirs[i] == null) {
+ continue;
+ }
+ File dir =
+ new File(dirs[i] + sep + arg + sep + "metacity-1");
+ if (new File(dir, "metacity-theme-1.xml").canRead()) {
+ try {
+ themeDir = dir.toURI().toURL();
+ } catch (MalformedURLException ex) {
+ themeDir = null;
+ }
+ break;
+ }
+ }
+ if (themeDir == null) {
+ String filename = "resources/metacity/" + arg +
+ "/metacity-1/metacity-theme-1.xml";
+ URL url = getClass().getResource(filename);
+ if (url != null) {
+ String str = url.toString();
+ try {
+ themeDir = new URL(str.substring(0, str.lastIndexOf('/'))+"/");
+ } catch (MalformedURLException ex) {
+ themeDir = null;
+ }
+ }
+ }
+ return themeDir;
+ } else if (type == GET_USER_THEME) {
+ try {
+ // Set userHome here because we need the privilege
+ userHome = System.getProperty("user.home");
+
+ String theme = System.getProperty("swing.metacitythemename");
+ if (theme != null) {
+ return theme;
+ }
+ // Note: this is a small file (< 1024 bytes) so it's not worth
+ // starting an XML parser or even to use a buffered reader.
+ URL url = new URL(new File(userHome).toURI().toURL(),
+ ".gconf/apps/metacity/general/%25gconf.xml");
+ // Pending: verify character encoding spec for gconf
+ Reader reader = new InputStreamReader(url.openStream(), "ISO-8859-1");
+ char[] buf = new char[1024];
+ StringBuilder sb = new StringBuilder();
+ int n;
+ while ((n = reader.read(buf)) >= 0) {
+ sb.append(buf, 0, n);
+ }
+ reader.close();
+ String str = sb.toString();
+ if (str != null) {
+ String strLowerCase = str.toLowerCase();
+ int i = strLowerCase.indexOf("<entry name=\"theme\"");
+ if (i >= 0) {
+ i = strLowerCase.indexOf("<stringvalue>", i);
+ if (i > 0) {
+ i += "<stringvalue>".length();
+ int i2 = str.indexOf('<', i);
+ return str.substring(i, i2);
+ }
+ }
+ }
+ } catch (MalformedURLException ex) {
+ // OK to just ignore. We'll use a fallback theme.
+ } catch (IOException ex) {
+ // OK to just ignore. We'll use a fallback theme.
+ }
+ return null;
+ } else if (type == GET_IMAGE) {
+ return new ImageIcon((URL)arg).getImage();
+ } else {
+ return null;
+ }
+ }
+ }
+
+ private static URL getThemeDir(String themeName) {
+ return (URL)new Privileged().doPrivileged(Privileged.GET_THEME_DIR, themeName);
+ }
+
+ private static String getUserTheme() {
+ return (String)new Privileged().doPrivileged(Privileged.GET_USER_THEME, null);
+ }
+
+ protected void tileImage(Graphics g, Image image, int x0, int y0, int w, int h, float[] alphas) {
+ Graphics2D g2 = (Graphics2D)g;
+ Composite oldComp = g2.getComposite();
+
+ int sw = image.getWidth(null);
+ int sh = image.getHeight(null);
+ int y = y0;
+ while (y < y0 + h) {
+ sh = Math.min(sh, y0 + h - y);
+ int x = x0;
+ while (x < x0 + w) {
+ float f = (alphas.length - 1.0F) * x / (x0 + w);
+ int i = (int)f;
+ f -= (int)f;
+ float alpha = (1-f) * alphas[i];
+ if (i+1 < alphas.length) {
+ alpha += f * alphas[i+1];
+ }
+ g2.setComposite(AlphaComposite.getInstance(AlphaComposite.SRC_OVER, alpha));
+ int swm = Math.min(sw, x0 + w - x);
+ g.drawImage(image, x, y, x+swm, y+sh, 0, 0, swm, sh, null);
+ x += swm;
+ }
+ y += sh;
+ }
+ g2.setComposite(oldComp);
+ }
+
+ private HashMap<String, Image> images = new HashMap<String, Image>();
+
+ protected Image getImage(String key, Color c) {
+ Image image = images.get(key+"-"+c.getRGB());
+ if (image == null) {
+ image = imageFilter.colorize(getImage(key), c);
+ if (image != null) {
+ images.put(key+"-"+c.getRGB(), image);
+ }
+ }
+ return image;
+ }
+
+ protected Image getImage(String key) {
+ Image image = images.get(key);
+ if (image == null) {
+ if (themeDir != null) {
+ try {
+ URL url = new URL(themeDir, key);
+ image = (Image)new Privileged().doPrivileged(Privileged.GET_IMAGE, url);
+ } catch (MalformedURLException ex) {
+ //log("Bad image url: "+ themeDir + "/" + key);
+ }
+ }
+ if (image != null) {
+ images.put(key, image);
+ }
+ }
+ return image;
+ }
+
+ private class ColorizeImageFilter extends RGBImageFilter {
+ double cr, cg, cb;
+
+ public ColorizeImageFilter() {
+ canFilterIndexColorModel = true;
+ }
+
+ public void setColor(Color color) {
+ cr = color.getRed() / 255.0;
+ cg = color.getGreen() / 255.0;
+ cb = color.getBlue() / 255.0;
+ }
+
+ public Image colorize(Image fromImage, Color c) {
+ setColor(c);
+ ImageProducer producer = new FilteredImageSource(fromImage.getSource(), this);
+ return new ImageIcon(context.getComponent().createImage(producer)).getImage();
+ }
+
+ public int filterRGB(int x, int y, int rgb) {
+ // Assume all rgb values are shades of gray
+ double grayLevel = 2 * (rgb & 0xff) / 255.0;
+ double r, g, b;
+
+ if (grayLevel <= 1.0) {
+ r = cr * grayLevel;
+ g = cg * grayLevel;
+ b = cb * grayLevel;
+ } else {
+ grayLevel -= 1.0;
+ r = cr + (1.0 - cr) * grayLevel;
+ g = cg + (1.0 - cg) * grayLevel;
+ b = cb + (1.0 - cb) * grayLevel;
+ }
+
+ return ((rgb & 0xff000000) +
+ (((int)(r * 255)) << 16) +
+ (((int)(g * 255)) << 8) +
+ (int)(b * 255));
+ }
+ }
+
+ protected static JComponent findChild(JComponent parent, String name) {
+ int n = parent.getComponentCount();
+ for (int i = 0; i < n; i++) {
+ JComponent c = (JComponent)parent.getComponent(i);
+ if (name.equals(c.getName())) {
+ return c;
+ }
+ }
+ return null;
+ }
+
+
+ protected class TitlePaneLayout implements LayoutManager {
+ public void addLayoutComponent(String name, Component c) {}
+ public void removeLayoutComponent(Component c) {}
+ public Dimension preferredLayoutSize(Container c) {
+ return minimumLayoutSize(c);
+ }
+
+ public Dimension minimumLayoutSize(Container c) {
+ JComponent titlePane = (JComponent)c;
+ Container titlePaneParent = titlePane.getParent();
+ JInternalFrame frame;
+ if (titlePaneParent instanceof JInternalFrame) {
+ frame = (JInternalFrame)titlePaneParent;
+ } else if (titlePaneParent instanceof JInternalFrame.JDesktopIcon) {
+ frame = ((JInternalFrame.JDesktopIcon)titlePaneParent).getInternalFrame();
+ } else {
+ return null;
+ }
+
+ Dimension buttonDim = calculateButtonSize(titlePane);
+ Insets title_border = (Insets)getFrameGeometry().get("title_border");
+ Insets button_border = (Insets)getFrameGeometry().get("button_border");
+
+ // Calculate width.
+ int width = getInt("left_titlebar_edge") + buttonDim.width + getInt("right_titlebar_edge");
+ if (title_border != null) {
+ width += title_border.left + title_border.right;
+ }
+ if (frame.isClosable()) {
+ width += buttonDim.width;
+ }
+ if (frame.isMaximizable()) {
+ width += buttonDim.width;
+ }
+ if (frame.isIconifiable()) {
+ width += buttonDim.width;
+ }
+ FontMetrics fm = frame.getFontMetrics(titlePane.getFont());
+ String frameTitle = frame.getTitle();
+ int title_w = frameTitle != null ? SwingUtilities2.stringWidth(
+ frame, fm, frameTitle) : 0;
+ int title_length = frameTitle != null ? frameTitle.length() : 0;
+
+ // Leave room for three characters in the title.
+ if (title_length > 3) {
+ int subtitle_w = SwingUtilities2.stringWidth(
+ frame, fm, frameTitle.substring(0, 3) + "...");
+ width += (title_w < subtitle_w) ? title_w : subtitle_w;
+ } else {
+ width += title_w;
+ }
+
+ // Calculate height.
+ int titleHeight = fm.getHeight() + getInt("title_vertical_pad");
+ if (title_border != null) {
+ titleHeight += title_border.top + title_border.bottom;
+ }
+ int buttonHeight = buttonDim.height;
+ if (button_border != null) {
+ buttonHeight += button_border.top + button_border.bottom;
+ }
+ int height = Math.max(buttonHeight, titleHeight);
+
+ return new Dimension(width, height);
+ }
+
+ public void layoutContainer(Container c) {
+ JComponent titlePane = (JComponent)c;
+ Container titlePaneParent = titlePane.getParent();
+ JInternalFrame frame;
+ if (titlePaneParent instanceof JInternalFrame) {
+ frame = (JInternalFrame)titlePaneParent;
+ } else if (titlePaneParent instanceof JInternalFrame.JDesktopIcon) {
+ frame = ((JInternalFrame.JDesktopIcon)titlePaneParent).getInternalFrame();
+ } else {
+ return;
+ }
+ Map<String, Object> gm = getFrameGeometry();
+
+ int w = titlePane.getWidth();
+ int h = titlePane.getHeight();
+
+ JComponent menuButton = findChild(titlePane, "InternalFrameTitlePane.menuButton");
+ JComponent minimizeButton = findChild(titlePane, "InternalFrameTitlePane.iconifyButton");
+ JComponent maximizeButton = findChild(titlePane, "InternalFrameTitlePane.maximizeButton");
+ JComponent closeButton = findChild(titlePane, "InternalFrameTitlePane.closeButton");
+
+ Insets button_border = (Insets)gm.get("button_border");
+ Dimension buttonDim = calculateButtonSize(titlePane);
+
+ int y = (button_border != null) ? button_border.top : 0;
+ if (titlePaneParent.getComponentOrientation().isLeftToRight()) {
+ int x = getInt("left_titlebar_edge");
+
+ menuButton.setBounds(x, y, buttonDim.width, buttonDim.height);
+
+ x = w - buttonDim.width - getInt("right_titlebar_edge");
+ if (button_border != null) {
+ x -= button_border.right;
+ }
+
+ if (frame.isClosable()) {
+ closeButton.setBounds(x, y, buttonDim.width, buttonDim.height);
+ x -= buttonDim.width;
+ }
+
+ if (frame.isMaximizable()) {
+ maximizeButton.setBounds(x, y, buttonDim.width, buttonDim.height);
+ x -= buttonDim.width;
+ }
+
+ if (frame.isIconifiable()) {
+ minimizeButton.setBounds(x, y, buttonDim.width, buttonDim.height);
+ }
+ } else {
+ int x = w - buttonDim.width - getInt("right_titlebar_edge");
+
+ menuButton.setBounds(x, y, buttonDim.width, buttonDim.height);
+
+ x = getInt("left_titlebar_edge");
+ if (button_border != null) {
+ x += button_border.left;
+ }
+
+ if (frame.isClosable()) {
+ closeButton.setBounds(x, y, buttonDim.width, buttonDim.height);
+ x += buttonDim.width;
+ }
+
+ if (frame.isMaximizable()) {
+ maximizeButton.setBounds(x, y, buttonDim.width, buttonDim.height);
+ x += buttonDim.width;
+ }
+
+ if (frame.isIconifiable()) {
+ minimizeButton.setBounds(x, y, buttonDim.width, buttonDim.height);
+ }
+ }
+ }
+ } // end TitlePaneLayout
+
+ protected Map<String, Object> getFrameGeometry() {
+ return frameGeometry;
+ }
+
+ protected void setFrameGeometry(JComponent titlePane, Map<String, Object> gm) {
+ this.frameGeometry = gm;
+ if (getInt("top_height") == 0 && titlePane != null) {
+ gm.put("top_height", Integer.valueOf(titlePane.getHeight()));
+ }
+ }
+
+ protected int getInt(String key) {
+ Integer i = (Integer)frameGeometry.get(key);
+ if (i == null) {
+ i = variables.get(key);
+ }
+ return (i != null) ? i.intValue() : 0;
+ }
+
+ protected boolean getBoolean(String key, boolean fallback) {
+ Boolean b = (Boolean)frameGeometry.get(key);
+ return (b != null) ? b.booleanValue() : fallback;
+ }
+
+
+ protected void drawArc(Node node, Graphics g) {
+ NamedNodeMap attrs = node.getAttributes();
+ Color color = parseColor(getStringAttr(attrs, "color"));
+ int x = aee.evaluate(getStringAttr(attrs, "x"));
+ int y = aee.evaluate(getStringAttr(attrs, "y"));
+ int w = aee.evaluate(getStringAttr(attrs, "width"));
+ int h = aee.evaluate(getStringAttr(attrs, "height"));
+ int start_angle = aee.evaluate(getStringAttr(attrs, "start_angle"));
+ int extent_angle = aee.evaluate(getStringAttr(attrs, "extent_angle"));
+ boolean filled = getBooleanAttr(node, "filled", false);
+ if (getInt("width") == -1) {
+ x -= w;
+ }
+ if (getInt("height") == -1) {
+ y -= h;
+ }
+ g.setColor(color);
+ if (filled) {
+ g.fillArc(x, y, w, h, start_angle, extent_angle);
+ } else {
+ g.drawArc(x, y, w, h, start_angle, extent_angle);
+ }
+ }
+
+ protected void drawLine(Node node, Graphics g) {
+ NamedNodeMap attrs = node.getAttributes();
+ Color color = parseColor(getStringAttr(attrs, "color"));
+ int x1 = aee.evaluate(getStringAttr(attrs, "x1"));
+ int y1 = aee.evaluate(getStringAttr(attrs, "y1"));
+ int x2 = aee.evaluate(getStringAttr(attrs, "x2"));
+ int y2 = aee.evaluate(getStringAttr(attrs, "y2"));
+ int lineWidth = aee.evaluate(getStringAttr(attrs, "width"), 1);
+ g.setColor(color);
+ if (lineWidth != 1) {
+ Graphics2D g2d = (Graphics2D)g;
+ Stroke stroke = g2d.getStroke();
+ g2d.setStroke(new BasicStroke((float)lineWidth));
+ g2d.drawLine(x1, y1, x2, y2);
+ g2d.setStroke(stroke);
+ } else {
+ g.drawLine(x1, y1, x2, y2);
+ }
+ }
+
+ protected void drawRectangle(Node node, Graphics g) {
+ NamedNodeMap attrs = node.getAttributes();
+ Color color = parseColor(getStringAttr(attrs, "color"));
+ boolean filled = getBooleanAttr(node, "filled", false);
+ int x = aee.evaluate(getStringAttr(attrs, "x"));
+ int y = aee.evaluate(getStringAttr(attrs, "y"));
+ int w = aee.evaluate(getStringAttr(attrs, "width"));
+ int h = aee.evaluate(getStringAttr(attrs, "height"));
+ g.setColor(color);
+ if (getInt("width") == -1) {
+ x -= w;
+ }
+ if (getInt("height") == -1) {
+ y -= h;
+ }
+ if (filled) {
+ g.fillRect(x, y, w, h);
+ } else {
+ g.drawRect(x, y, w, h);
+ }
+ }
+
+ protected void drawTile(Node node, Graphics g, JInternalFrame jif) {
+ NamedNodeMap attrs = node.getAttributes();
+ int x0 = aee.evaluate(getStringAttr(attrs, "x"));
+ int y0 = aee.evaluate(getStringAttr(attrs, "y"));
+ int w = aee.evaluate(getStringAttr(attrs, "width"));
+ int h = aee.evaluate(getStringAttr(attrs, "height"));
+ int tw = aee.evaluate(getStringAttr(attrs, "tile_width"));
+ int th = aee.evaluate(getStringAttr(attrs, "tile_height"));
+ int width = getInt("width");
+ int height = getInt("height");
+ if (width == -1) {
+ x0 -= w;
+ }
+ if (height == -1) {
+ y0 -= h;
+ }
+ Shape oldClip = g.getClip();
+ if (g instanceof Graphics2D) {
+ ((Graphics2D)g).clip(new Rectangle(x0, y0, w, h));
+ }
+ variables.put("width", tw);
+ variables.put("height", th);
+
+ Node draw_ops = getNode("draw_ops", new String[] { "name", getStringAttr(node, "name") });
+
+ int y = y0;
+ while (y < y0 + h) {
+ int x = x0;
+ while (x < x0 + w) {
+ g.translate(x, y);
+ draw(draw_ops, g, jif);
+ g.translate(-x, -y);
+ x += tw;
+ }
+ y += th;
+ }
+
+ variables.put("width", width);
+ variables.put("height", height);
+ g.setClip(oldClip);
+ }
+
+ protected void drawTint(Node node, Graphics g) {
+ NamedNodeMap attrs = node.getAttributes();
+ Color color = parseColor(getStringAttr(attrs, "color"));
+ float alpha = Float.parseFloat(getStringAttr(attrs, "alpha"));
+ int x = aee.evaluate(getStringAttr(attrs, "x"));
+ int y = aee.evaluate(getStringAttr(attrs, "y"));
+ int w = aee.evaluate(getStringAttr(attrs, "width"));
+ int h = aee.evaluate(getStringAttr(attrs, "height"));
+ if (getInt("width") == -1) {
+ x -= w;
+ }
+ if (getInt("height") == -1) {
+ y -= h;
+ }
+ if (g instanceof Graphics2D) {
+ Graphics2D g2 = (Graphics2D)g;
+ Composite oldComp = g2.getComposite();
+ AlphaComposite ac = AlphaComposite.getInstance(AlphaComposite.SRC_OVER, alpha);
+ g2.setComposite(ac);
+ g2.setColor(color);
+ g2.fillRect(x, y, w, h);
+ g2.setComposite(oldComp);
+ }
+ }
+
+ protected void drawTitle(Node node, Graphics g, JInternalFrame jif) {
+ NamedNodeMap attrs = node.getAttributes();
+ String colorStr = getStringAttr(attrs, "color");
+ int i = colorStr.indexOf("gtk:fg[");
+ if (i > 0) {
+ colorStr = colorStr.substring(0, i) + "gtk:text[" + colorStr.substring(i+7);
+ }
+ Color color = parseColor(colorStr);
+ int x = aee.evaluate(getStringAttr(attrs, "x"));
+ int y = aee.evaluate(getStringAttr(attrs, "y"));
+
+ String title = jif.getTitle();
+ if (title != null) {
+ FontMetrics fm = SwingUtilities2.getFontMetrics(jif, g);
+ title = SwingUtilities2.clipStringIfNecessary(jif, fm, title,
+ calculateTitleArea(jif).width);
+ g.setColor(color);
+ SwingUtilities2.drawString(jif, g, title, x, y + fm.getAscent());
+ }
+ }
+
+ protected Dimension calculateButtonSize(JComponent titlePane) {
+ int buttonHeight = getInt("button_height");
+ if (buttonHeight == 0) {
+ buttonHeight = titlePane.getHeight();
+ if (buttonHeight == 0) {
+ buttonHeight = 13;
+ } else {
+ Insets button_border = (Insets)frameGeometry.get("button_border");
+ if (button_border != null) {
+ buttonHeight -= (button_border.top + button_border.bottom);
+ }
+ }
+ }
+ int buttonWidth = getInt("button_width");
+ if (buttonWidth == 0) {
+ buttonWidth = buttonHeight;
+ Float aspect_ratio = (Float)frameGeometry.get("aspect_ratio");
+ if (aspect_ratio != null) {
+ buttonWidth = (int)(buttonHeight / aspect_ratio.floatValue());
+ }
+ }
+ return new Dimension(buttonWidth, buttonHeight);
+ }
+
+ protected Rectangle calculateTitleArea(JInternalFrame jif) {
+ JComponent titlePane = findChild(jif, "InternalFrame.northPane");
+ Dimension buttonDim = calculateButtonSize(titlePane);
+ Insets title_border = (Insets)frameGeometry.get("title_border");
+ Insets button_border = (Insets)getFrameGeometry().get("button_border");
+
+ Rectangle r = new Rectangle();
+ r.x = getInt("left_titlebar_edge");
+ r.y = 0;
+ r.height = titlePane.getHeight();
+ if (title_border != null) {
+ r.x += title_border.left;
+ r.y += title_border.top;
+ r.height -= (title_border.top + title_border.bottom);
+ }
+
+ if (titlePane.getParent().getComponentOrientation().isLeftToRight()) {
+ r.x += buttonDim.width;
+ if (button_border != null) {
+ r.x += button_border.left;
+ }
+ r.width = titlePane.getWidth() - r.x - getInt("right_titlebar_edge");
+ if (jif.isClosable()) {
+ r.width -= buttonDim.width;
+ }
+ if (jif.isMaximizable()) {
+ r.width -= buttonDim.width;
+ }
+ if (jif.isIconifiable()) {
+ r.width -= buttonDim.width;
+ }
+ } else {
+ if (jif.isClosable()) {
+ r.x += buttonDim.width;
+ }
+ if (jif.isMaximizable()) {
+ r.x += buttonDim.width;
+ }
+ if (jif.isIconifiable()) {
+ r.x += buttonDim.width;
+ }
+ r.width = titlePane.getWidth() - r.x - getInt("right_titlebar_edge")
+ - buttonDim.width;
+ if (button_border != null) {
+ r.x -= button_border.right;
+ }
+ }
+ if (title_border != null) {
+ r.width -= title_border.right;
+ }
+ return r;
+ }
+
+
+ protected int calculateTitleTextWidth(Graphics g, JInternalFrame jif) {
+ String title = jif.getTitle();
+ if (title != null) {
+ Rectangle r = calculateTitleArea(jif);
+ return Math.min(SwingUtilities2.stringWidth(jif,
+ SwingUtilities2.getFontMetrics(jif, g), title), r.width);
+ }
+ return 0;
+ }
+
+ protected void setClip(Node node, Graphics g) {
+ NamedNodeMap attrs = node.getAttributes();
+ int x = aee.evaluate(getStringAttr(attrs, "x"));
+ int y = aee.evaluate(getStringAttr(attrs, "y"));
+ int w = aee.evaluate(getStringAttr(attrs, "width"));
+ int h = aee.evaluate(getStringAttr(attrs, "height"));
+ if (getInt("width") == -1) {
+ x -= w;
+ }
+ if (getInt("height") == -1) {
+ y -= h;
+ }
+ if (g instanceof Graphics2D) {
+ ((Graphics2D)g).clip(new Rectangle(x, y, w, h));
+ }
+ }
+
+ protected void drawGTKArrow(Node node, Graphics g) {
+ NamedNodeMap attrs = node.getAttributes();
+ String arrow = getStringAttr(attrs, "arrow");
+ String shadow = getStringAttr(attrs, "shadow");
+ String stateStr = getStringAttr(attrs, "state").toUpperCase();
+ int x = aee.evaluate(getStringAttr(attrs, "x"));
+ int y = aee.evaluate(getStringAttr(attrs, "y"));
+ int w = aee.evaluate(getStringAttr(attrs, "width"));
+ int h = aee.evaluate(getStringAttr(attrs, "height"));
+
+ int state = -1;
+ if ("NORMAL".equals(stateStr)) {
+ state = ENABLED;
+ } else if ("SELECTED".equals(stateStr)) {
+ state = SELECTED;
+ } else if ("INSENSITIVE".equals(stateStr)) {
+ state = DISABLED;
+ } else if ("PRELIGHT".equals(stateStr)) {
+ state = MOUSE_OVER;
+ }
+
+ ShadowType shadowType = null;
+ if ("in".equals(shadow)) {
+ shadowType = ShadowType.IN;
+ } else if ("out".equals(shadow)) {
+ shadowType = ShadowType.OUT;
+ } else if ("etched_in".equals(shadow)) {
+ shadowType = ShadowType.ETCHED_IN;
+ } else if ("etched_out".equals(shadow)) {
+ shadowType = ShadowType.ETCHED_OUT;
+ } else if ("none".equals(shadow)) {
+ shadowType = ShadowType.NONE;
+ }
+
+ ArrowType direction = null;
+ if ("up".equals(arrow)) {
+ direction = ArrowType.UP;
+ } else if ("down".equals(arrow)) {
+ direction = ArrowType.DOWN;
+ } else if ("left".equals(arrow)) {
+ direction = ArrowType.LEFT;
+ } else if ("right".equals(arrow)) {
+ direction = ArrowType.RIGHT;
+ }
+
+ GTKPainter.INSTANCE.paintMetacityElement(context, g, state,
+ "metacity-arrow", x, y, w, h, shadowType, direction);
+ }
+
+ protected void drawGTKBox(Node node, Graphics g) {
+ NamedNodeMap attrs = node.getAttributes();
+ String shadow = getStringAttr(attrs, "shadow");
+ String stateStr = getStringAttr(attrs, "state").toUpperCase();
+ int x = aee.evaluate(getStringAttr(attrs, "x"));
+ int y = aee.evaluate(getStringAttr(attrs, "y"));
+ int w = aee.evaluate(getStringAttr(attrs, "width"));
+ int h = aee.evaluate(getStringAttr(attrs, "height"));
+
+ int state = -1;
+ if ("NORMAL".equals(stateStr)) {
+ state = ENABLED;
+ } else if ("SELECTED".equals(stateStr)) {
+ state = SELECTED;
+ } else if ("INSENSITIVE".equals(stateStr)) {
+ state = DISABLED;
+ } else if ("PRELIGHT".equals(stateStr)) {
+ state = MOUSE_OVER;
+ }
+
+ ShadowType shadowType = null;
+ if ("in".equals(shadow)) {
+ shadowType = ShadowType.IN;
+ } else if ("out".equals(shadow)) {
+ shadowType = ShadowType.OUT;
+ } else if ("etched_in".equals(shadow)) {
+ shadowType = ShadowType.ETCHED_IN;
+ } else if ("etched_out".equals(shadow)) {
+ shadowType = ShadowType.ETCHED_OUT;
+ } else if ("none".equals(shadow)) {
+ shadowType = ShadowType.NONE;
+ }
+ GTKPainter.INSTANCE.paintMetacityElement(context, g, state,
+ "metacity-box", x, y, w, h, shadowType, null);
+ }
+
+ protected void drawGTKVLine(Node node, Graphics g) {
+ NamedNodeMap attrs = node.getAttributes();
+ String stateStr = getStringAttr(attrs, "state").toUpperCase();
+
+ int x = aee.evaluate(getStringAttr(attrs, "x"));
+ int y1 = aee.evaluate(getStringAttr(attrs, "y1"));
+ int y2 = aee.evaluate(getStringAttr(attrs, "y2"));
+
+ int state = -1;
+ if ("NORMAL".equals(stateStr)) {
+ state = ENABLED;
+ } else if ("SELECTED".equals(stateStr)) {
+ state = SELECTED;
+ } else if ("INSENSITIVE".equals(stateStr)) {
+ state = DISABLED;
+ } else if ("PRELIGHT".equals(stateStr)) {
+ state = MOUSE_OVER;
+ }
+
+ GTKPainter.INSTANCE.paintMetacityElement(context, g, state,
+ "metacity-vline", x, y1, 1, y2 - y1, null, null);
+ }
+
+ protected void drawGradient(Node node, Graphics g) {
+ NamedNodeMap attrs = node.getAttributes();
+ String type = getStringAttr(attrs, "type");
+ float alpha = getFloatAttr(node, "alpha", -1F);
+ int x = aee.evaluate(getStringAttr(attrs, "x"));
+ int y = aee.evaluate(getStringAttr(attrs, "y"));
+ int w = aee.evaluate(getStringAttr(attrs, "width"));
+ int h = aee.evaluate(getStringAttr(attrs, "height"));
+ if (getInt("width") == -1) {
+ x -= w;
+ }
+ if (getInt("height") == -1) {
+ y -= h;
+ }
+
+ // Get colors from child nodes
+ Node[] colorNodes = getNodesByName(node, "color");
+ Color[] colors = new Color[colorNodes.length];
+ for (int i = 0; i < colorNodes.length; i++) {
+ colors[i] = parseColor(getStringAttr(colorNodes[i], "value"));
+ }
+
+ boolean horizontal = ("diagonal".equals(type) || "horizontal".equals(type));
+ boolean vertical = ("diagonal".equals(type) || "vertical".equals(type));
+
+ if (g instanceof Graphics2D) {
+ Graphics2D g2 = (Graphics2D)g;
+ Composite oldComp = g2.getComposite();
+ if (alpha >= 0F) {
+ g2.setComposite(AlphaComposite.getInstance(AlphaComposite.SRC_OVER, alpha));
+ }
+ int n = colors.length - 1;
+ for (int i = 0; i < n; i++) {
+ g2.setPaint(new GradientPaint(x + (horizontal ? (i*w/n) : 0),
+ y + (vertical ? (i*h/n) : 0),
+ colors[i],
+ x + (horizontal ? ((i+1)*w/n) : 0),
+ y + (vertical ? ((i+1)*h/n) : 0),
+ colors[i+1]));
+ g2.fillRect(x + (horizontal ? (i*w/n) : 0),
+ y + (vertical ? (i*h/n) : 0),
+ (horizontal ? (w/n) : w),
+ (vertical ? (h/n) : h));
+ }
+ g2.setComposite(oldComp);
+ }
+ }
+
+ protected void drawImage(Node node, Graphics g) {
+ NamedNodeMap attrs = node.getAttributes();
+ String filename = getStringAttr(attrs, "filename");
+ String colorizeStr = getStringAttr(attrs, "colorize");
+ Color colorize = (colorizeStr != null) ? parseColor(colorizeStr) : null;
+ String alpha = getStringAttr(attrs, "alpha");
+ Image object = (colorize != null) ? getImage(filename, colorize) : getImage(filename);
+ variables.put("object_width", object.getWidth(null));
+ variables.put("object_height", object.getHeight(null));
+ String fill_type = getStringAttr(attrs, "fill_type");
+ int x = aee.evaluate(getStringAttr(attrs, "x"));
+ int y = aee.evaluate(getStringAttr(attrs, "y"));
+ int w = aee.evaluate(getStringAttr(attrs, "width"));
+ int h = aee.evaluate(getStringAttr(attrs, "height"));
+ if (getInt("width") == -1) {
+ x -= w;
+ }
+ if (getInt("height") == -1) {
+ y -= h;
+ }
+
+ if (alpha != null) {
+ if ("tile".equals(fill_type)) {
+ StringTokenizer tokenizer = new StringTokenizer(alpha, ":");
+ float[] alphas = new float[tokenizer.countTokens()];
+ for (int i = 0; i < alphas.length; i++) {
+ alphas[i] = Float.parseFloat(tokenizer.nextToken());
+ }
+ tileImage(g, object, x, y, w, h, alphas);
+ } else {
+ float a = Float.parseFloat(alpha);
+ if (g instanceof Graphics2D) {
+ Graphics2D g2 = (Graphics2D)g;
+ Composite oldComp = g2.getComposite();
+ g2.setComposite(AlphaComposite.getInstance(AlphaComposite.SRC_OVER, a));
+ g2.drawImage(object, x, y, w, h, null);
+ g2.setComposite(oldComp);
+ }
+ }
+ } else {
+ g.drawImage(object, x, y, w, h, null);
+ }
+ }
+
+ protected void drawIcon(Node node, Graphics g, JInternalFrame jif) {
+ Icon icon = jif.getFrameIcon();
+ if (icon == null) {
+ return;
+ }
+
+ NamedNodeMap attrs = node.getAttributes();
+ String alpha = getStringAttr(attrs, "alpha");
+ int x = aee.evaluate(getStringAttr(attrs, "x"));
+ int y = aee.evaluate(getStringAttr(attrs, "y"));
+ int w = aee.evaluate(getStringAttr(attrs, "width"));
+ int h = aee.evaluate(getStringAttr(attrs, "height"));
+ if (getInt("width") == -1) {
+ x -= w;
+ }
+ if (getInt("height") == -1) {
+ y -= h;
+ }
+
+ if (alpha != null) {
+ float a = Float.parseFloat(alpha);
+ if (g instanceof Graphics2D) {
+ Graphics2D g2 = (Graphics2D)g;
+ Composite oldComp = g2.getComposite();
+ g2.setComposite(AlphaComposite.getInstance(AlphaComposite.SRC_OVER, a));
+ icon.paintIcon(jif, g, x, y);
+ g2.setComposite(oldComp);
+ }
+ } else {
+ icon.paintIcon(jif, g, x, y);
+ }
+ }
+
+ protected void drawInclude(Node node, Graphics g, JInternalFrame jif) {
+ int oldWidth = getInt("width");
+ int oldHeight = getInt("height");
+
+ NamedNodeMap attrs = node.getAttributes();
+ int x = aee.evaluate(getStringAttr(attrs, "x"), 0);
+ int y = aee.evaluate(getStringAttr(attrs, "y"), 0);
+ int w = aee.evaluate(getStringAttr(attrs, "width"), -1);
+ int h = aee.evaluate(getStringAttr(attrs, "height"), -1);
+
+ if (w != -1) {
+ variables.put("width", w);
+ }
+ if (h != -1) {
+ variables.put("height", h);
+ }
+
+ Node draw_ops = getNode("draw_ops", new String[] {
+ "name", getStringAttr(node, "name")
+ });
+ g.translate(x, y);
+ draw(draw_ops, g, jif);
+ g.translate(-x, -y);
+
+ if (w != -1) {
+ variables.put("width", oldWidth);
+ }
+ if (h != -1) {
+ variables.put("height", oldHeight);
+ }
+ }
+
+ protected void draw(Node draw_ops, Graphics g, JInternalFrame jif) {
+ if (draw_ops != null) {
+ NodeList nodes = draw_ops.getChildNodes();
+ if (nodes != null) {
+ Shape oldClip = g.getClip();
+ for (int i = 0; i < nodes.getLength(); i++) {
+ Node child = nodes.item(i);
+ if (child.getNodeType() == Node.ELEMENT_NODE) {
+ try {
+ String name = child.getNodeName();
+ if ("include".equals(name)) {
+ drawInclude(child, g, jif);
+ } else if ("arc".equals(name)) {
+ drawArc(child, g);
+ } else if ("clip".equals(name)) {
+ setClip(child, g);
+ } else if ("gradient".equals(name)) {
+ drawGradient(child, g);
+ } else if ("gtk_arrow".equals(name)) {
+ drawGTKArrow(child, g);
+ } else if ("gtk_box".equals(name)) {
+ drawGTKBox(child, g);
+ } else if ("gtk_vline".equals(name)) {
+ drawGTKVLine(child, g);
+ } else if ("image".equals(name)) {
+ drawImage(child, g);
+ } else if ("icon".equals(name)) {
+ drawIcon(child, g, jif);
+ } else if ("line".equals(name)) {
+ drawLine(child, g);
+ } else if ("rectangle".equals(name)) {
+ drawRectangle(child, g);
+ } else if ("tint".equals(name)) {
+ drawTint(child, g);
+ } else if ("tile".equals(name)) {
+ drawTile(child, g, jif);
+ } else if ("title".equals(name)) {
+ drawTitle(child, g, jif);
+ } else {
+ System.err.println("Unknown Metacity drawing op: "+child);
+ }
+ } catch (NumberFormatException ex) {
+ logError(themeName, ex);
+ }
+ }
+ }
+ g.setClip(oldClip);
+ }
+ }
+ }
+
+ protected void drawPiece(Node frame_style, Graphics g, String position, int x, int y,
+ int width, int height, JInternalFrame jif) {
+ Node piece = getNode(frame_style, "piece", new String[] { "position", position });
+ if (piece != null) {
+ Node draw_ops;
+ String draw_ops_name = getStringAttr(piece, "draw_ops");
+ if (draw_ops_name != null) {
+ draw_ops = getNode("draw_ops", new String[] { "name", draw_ops_name });
+ } else {
+ draw_ops = getNode(piece, "draw_ops", null);
+ }
+ variables.put("width", width);
+ variables.put("height", height);
+ g.translate(x, y);
+ draw(draw_ops, g, jif);
+ g.translate(-x, -y);
+ }
+ }
+
+
+ Insets getBorderInsets(SynthContext context, Insets insets) {
+ updateFrameGeometry(context);
+
+ if (insets == null) {
+ insets = new Insets(0, 0, 0, 0);
+ }
+ insets.top = ((Insets)frameGeometry.get("title_border")).top;
+ insets.bottom = getInt("bottom_height");
+ insets.left = getInt("left_width");
+ insets.right = getInt("right_width");
+ return insets;
+ }
+
+
+ private void updateFrameGeometry(SynthContext context) {
+ this.context = context;
+ JComponent comp = context.getComponent();
+ JComponent titlePane = findChild(comp, "InternalFrame.northPane");
+
+ JInternalFrame jif = findInternalFrame(comp);
+ if (jif == null) {
+ return;
+ }
+
+ if (frame_style_set == null) {
+ Node window = getNode("window", new String[]{"type", "normal"});
+
+ if (window != null) {
+ frame_style_set = getNode("frame_style_set",
+ new String[] {"name", getStringAttr(window, "style_set")});
+ }
+
+ if (frame_style_set == null) {
+ frame_style_set = getNode("frame_style_set", new String[] {"name", "normal"});
+ }
+ }
+
+ if (frame_style_set != null) {
+ Node frame = getNode(frame_style_set, "frame", new String[] {
+ "focus", (jif.isSelected() ? "yes" : "no"),
+ "state", (jif.isMaximum() ? "maximized" : "normal")
+ });
+
+ if (frame != null) {
+ Node frame_style = getNode("frame_style", new String[] {
+ "name", getStringAttr(frame, "style")
+ });
+ if (frame_style != null) {
+ Map<String, Object> gm = frameGeometries.get(getStringAttr(frame_style, "geometry"));
+
+ setFrameGeometry(titlePane, gm);
+ }
+ }
+ }
+ }
+
+
+ protected static void logError(String themeName, Exception ex) {
+ logError(themeName, ex.toString());
+ }
+
+ protected static void logError(String themeName, String msg) {
+ if (!errorLogged) {
+ System.err.println("Exception in Metacity for theme \""+themeName+"\": "+msg);
+ errorLogged = true;
+ }
+ }
+
+
+ // XML Parsing
+
+
+ protected static Document getXMLDoc(final URL xmlFile)
+ throws IOException,
+ ParserConfigurationException,
+ SAXException {
+ if (documentBuilder == null) {
+ documentBuilder =
+ DocumentBuilderFactory.newInstance().newDocumentBuilder();
+ }
+ InputStream inputStream =
+ AccessController.doPrivileged(new PrivilegedAction<InputStream>() {
+ public InputStream run() {
+ try {
+ return new BufferedInputStream(xmlFile.openStream());
+ } catch (IOException ex) {
+ return null;
+ }
+ }
+ });
+
+ Document doc = null;
+ if (inputStream != null) {
+ doc = documentBuilder.parse(inputStream);
+ }
+ return doc;
+ }
+
+
+ protected Node[] getNodesByName(Node parent, String name) {
+ NodeList nodes = parent.getChildNodes(); // ElementNode
+ int n = nodes.getLength();
+ ArrayList<Node> list = new ArrayList<Node>();
+ for (int i=0; i < n; i++) {
+ Node node = nodes.item(i);
+ if (name.equals(node.getNodeName())) {
+ list.add(node);
+ }
+ }
+ return list.toArray(new Node[list.size()]);
+ }
+
+
+
+ protected Node getNode(String tagName, String[] attrs) {
+ NodeList nodes = xmlDoc.getElementsByTagName(tagName);
+ return (nodes != null) ? getNode(nodes, tagName, attrs) : null;
+ }
+
+ protected Node getNode(Node parent, String name, String[] attrs) {
+ Node node = null;
+ NodeList nodes = parent.getChildNodes();
+ if (nodes != null) {
+ node = getNode(nodes, name, attrs);
+ }
+ if (node == null) {
+ String inheritFrom = getStringAttr(parent, "parent");
+ if (inheritFrom != null) {
+ Node inheritFromNode = getNode(parent.getParentNode(),
+ parent.getNodeName(),
+ new String[] { "name", inheritFrom });
+ if (inheritFromNode != null) {
+ node = getNode(inheritFromNode, name, attrs);
+ }
+ }
+ }
+ return node;
+ }
+
+ protected Node getNode(NodeList nodes, String name, String[] attrs) {
+ int n = nodes.getLength();
+ for (int i=0; i < n; i++) {
+ Node node = nodes.item(i);
+ if (name.equals(node.getNodeName())) {
+ if (attrs != null) {
+ NamedNodeMap nodeAttrs = node.getAttributes();
+ if (nodeAttrs != null) {
+ boolean matches = true;
+ int nAttrs = attrs.length / 2;
+ for (int a = 0; a < nAttrs; a++) {
+ String aName = attrs[a * 2];
+ String aValue = attrs[a * 2 + 1];
+ Node attr = nodeAttrs.getNamedItem(aName);
+ if (attr == null ||
+ aValue != null && !aValue.equals(attr.getNodeValue())) {
+ matches = false;
+ break;
+ }
+ }
+ if (matches) {
+ return node;
+ }
+ }
+ } else {
+ return node;
+ }
+ }
+ }
+ return null;
+ }
+
+ protected String getStringAttr(Node node, String name) {
+ String value = null;
+ NamedNodeMap attrs = node.getAttributes();
+ if (attrs != null) {
+ value = getStringAttr(attrs, name);
+ if (value == null) {
+ String inheritFrom = getStringAttr(attrs, "parent");
+ if (inheritFrom != null) {
+ Node inheritFromNode = getNode(node.getParentNode(),
+ node.getNodeName(),
+ new String[] { "name", inheritFrom });
+ if (inheritFromNode != null) {
+ value = getStringAttr(inheritFromNode, name);
+ }
+ }
+ }
+ }
+ return value;
+ }
+
+ protected String getStringAttr(NamedNodeMap attrs, String name) {
+ Node item = attrs.getNamedItem(name);
+ return (item != null) ? item.getNodeValue() : null;
+ }
+
+ protected boolean getBooleanAttr(Node node, String name, boolean fallback) {
+ String str = getStringAttr(node, name);
+ if (str != null) {
+ return Boolean.valueOf(str).booleanValue();
+ }
+ return fallback;
+ }
+
+ protected int getIntAttr(Node node, String name, int fallback) {
+ String str = getStringAttr(node, name);
+ int value = fallback;
+ if (str != null) {
+ try {
+ value = Integer.parseInt(str);
+ } catch (NumberFormatException ex) {
+ logError(themeName, ex);
+ }
+ }
+ return value;
+ }
+
+ protected float getFloatAttr(Node node, String name, float fallback) {
+ String str = getStringAttr(node, name);
+ float value = fallback;
+ if (str != null) {
+ try {
+ value = Float.parseFloat(str);
+ } catch (NumberFormatException ex) {
+ logError(themeName, ex);
+ }
+ }
+ return value;
+ }
+
+
+
+ protected Color parseColor(String str) {
+ StringTokenizer tokenizer = new StringTokenizer(str, "/");
+ int n = tokenizer.countTokens();
+ if (n > 1) {
+ String function = tokenizer.nextToken();
+ if ("shade".equals(function)) {
+ assert (n == 3);
+ Color c = parseColor2(tokenizer.nextToken());
+ float alpha = Float.parseFloat(tokenizer.nextToken());
+ return GTKColorType.adjustColor(c, 1.0F, alpha, alpha);
+ } else if ("blend".equals(function)) {
+ assert (n == 4);
+ Color bg = parseColor2(tokenizer.nextToken());
+ Color fg = parseColor2(tokenizer.nextToken());
+ float alpha = Float.parseFloat(tokenizer.nextToken());
+ if (alpha > 1.0f) {
+ alpha = 1.0f / alpha;
+ }
+
+ return new Color((int)(bg.getRed() + ((fg.getRed() - bg.getRed()) * alpha)),
+ (int)(bg.getRed() + ((fg.getRed() - bg.getRed()) * alpha)),
+ (int)(bg.getRed() + ((fg.getRed() - bg.getRed()) * alpha)));
+ } else {
+ System.err.println("Unknown Metacity color function="+str);
+ return null;
+ }
+ } else {
+ return parseColor2(str);
+ }
+ }
+
+ protected Color parseColor2(String str) {
+ Color c = null;
+ if (str.startsWith("gtk:")) {
+ int i1 = str.indexOf('[');
+ if (i1 > 3) {
+ String typeStr = str.substring(4, i1).toLowerCase();
+ int i2 = str.indexOf(']');
+ if (i2 > i1+1) {
+ String stateStr = str.substring(i1+1, i2).toUpperCase();
+ int state = -1;
+ if ("ACTIVE".equals(stateStr)) {
+ state = PRESSED;
+ } else if ("INSENSITIVE".equals(stateStr)) {
+ state = DISABLED;
+ } else if ("NORMAL".equals(stateStr)) {
+ state = ENABLED;
+ } else if ("PRELIGHT".equals(stateStr)) {
+ state = MOUSE_OVER;
+ } else if ("SELECTED".equals(stateStr)) {
+ state = SELECTED;
+ }
+ ColorType type = null;
+ if ("fg".equals(typeStr)) {
+ type = GTKColorType.FOREGROUND;
+ } else if ("bg".equals(typeStr)) {
+ type = GTKColorType.BACKGROUND;
+ } else if ("base".equals(typeStr)) {
+ type = GTKColorType.TEXT_BACKGROUND;
+ } else if ("text".equals(typeStr)) {
+ type = GTKColorType.TEXT_FOREGROUND;
+ } else if ("dark".equals(typeStr)) {
+ type = GTKColorType.DARK;
+ } else if ("light".equals(typeStr)) {
+ type = GTKColorType.LIGHT;
+ }
+ if (state >= 0 && type != null) {
+ c = ((GTKStyle)context.getStyle()).getGTKColor(context, state, type);
+ }
+ }
+ }
+ }
+ if (c == null) {
+ c = parseColorString(str);
+ }
+ return c;
+ }
+
+ private static Color parseColorString(String str) {
+ if (str.charAt(0) == '#') {
+ str = str.substring(1);
+
+ int i = str.length();
+
+ if (i < 3 || i > 12 || (i % 3) != 0) {
+ return null;
+ }
+
+ i /= 3;
+
+ int r;
+ int g;
+ int b;
+
+ try {
+ r = Integer.parseInt(str.substring(0, i), 16);
+ g = Integer.parseInt(str.substring(i, i * 2), 16);
+ b = Integer.parseInt(str.substring(i * 2, i * 3), 16);
+ } catch (NumberFormatException nfe) {
+ return null;
+ }
+
+ if (i == 4) {
+ return new ColorUIResource(r / 65535.0f, g / 65535.0f, b / 65535.0f);
+ } else if (i == 1) {
+ return new ColorUIResource(r / 15.0f, g / 15.0f, b / 15.0f);
+ } else if (i == 2) {
+ return new ColorUIResource(r, g, b);
+ } else {
+ return new ColorUIResource(r / 4095.0f, g / 4095.0f, b / 4095.0f);
+ }
+ } else {
+ return XColors.lookupColor(str);
+ }
+ }
+
+ class ArithmeticExpressionEvaluator {
+ private PeekableStringTokenizer tokenizer;
+
+ int evaluate(String expr) {
+ tokenizer = new PeekableStringTokenizer(expr, " \t+-*/%()", true);
+ return Math.round(expression());
+ }
+
+ int evaluate(String expr, int fallback) {
+ return (expr != null) ? evaluate(expr) : fallback;
+ }
+
+ public float expression() {
+ float value = getTermValue();
+ boolean done = false;
+ while (!done && tokenizer.hasMoreTokens()) {
+ String next = tokenizer.peek();
+ if ("+".equals(next) ||
+ "-".equals(next) ||
+ "`max`".equals(next) ||
+ "`min`".equals(next)) {
+ tokenizer.nextToken();
+ float value2 = getTermValue();
+ if ("+".equals(next)) {
+ value += value2;
+ } else if ("-".equals(next)) {
+ value -= value2;
+ } else if ("`max`".equals(next)) {
+ value = Math.max(value, value2);
+ } else if ("`min`".equals(next)) {
+ value = Math.min(value, value2);
+ }
+ } else {
+ done = true;
+ }
+ }
+ return value;
+ }
+
+ public float getTermValue() {
+ float value = getFactorValue();
+ boolean done = false;
+ while (!done && tokenizer.hasMoreTokens()) {
+ String next = tokenizer.peek();
+ if ("*".equals(next) || "/".equals(next) || "%".equals(next)) {
+ tokenizer.nextToken();
+ float value2 = getFactorValue();
+ if ("*".equals(next)) {
+ value *= value2;
+ } else if ("/".equals(next)) {
+ value /= value2;
+ } else {
+ value %= value2;
+ }
+ } else {
+ done = true;
+ }
+ }
+ return value;
+ }
+
+ public float getFactorValue() {
+ float value;
+ if ("(".equals(tokenizer.peek())) {
+ tokenizer.nextToken();
+ value = expression();
+ tokenizer.nextToken(); // skip right paren
+ } else {
+ String token = tokenizer.nextToken();
+ if (Character.isDigit(token.charAt(0))) {
+ value = Float.parseFloat(token);
+ } else {
+ Integer i = variables.get(token);
+ if (i == null) {
+ i = (Integer)getFrameGeometry().get(token);
+ }
+ if (i == null) {
+ logError(themeName, "Variable \"" + token + "\" not defined");
+ return 0;
+ }
+ value = (i != null) ? i.intValue() : 0F;
+ }
+ }
+ return value;
+ }
+
+
+ }
+
+ static class PeekableStringTokenizer extends StringTokenizer {
+ String token = null;
+
+ public PeekableStringTokenizer(String str, String delim,
+ boolean returnDelims) {
+ super(str, delim, returnDelims);
+ peek();
+ }
+
+ public String peek() {
+ if (token == null) {
+ token = nextToken();
+ }
+ return token;
+ }
+
+ public boolean hasMoreTokens() {
+ return (token != null || super.hasMoreTokens());
+ }
+
+ public String nextToken() {
+ if (token != null) {
+ String t = token;
+ token = null;
+ if (hasMoreTokens()) {
+ peek();
+ }
+ return t;
+ } else {
+ String token = super.nextToken();
+ while ((token.equals(" ") || token.equals("\t"))
+ && hasMoreTokens()) {
+ token = super.nextToken();
+ }
+ return token;
+ }
+ }
+ }
+
+
+ static class RoundRectClipShape extends RectangularShape {
+ static final int TOP_LEFT = 1;
+ static final int TOP_RIGHT = 2;
+ static final int BOTTOM_LEFT = 4;
+ static final int BOTTOM_RIGHT = 8;
+
+ int x;
+ int y;
+ int width;
+ int height;
+ int arcwidth;
+ int archeight;
+ int corners;
+
+ public RoundRectClipShape() {
+ }
+
+ public RoundRectClipShape(int x, int y, int w, int h,
+ int arcw, int arch, int corners) {
+ setRoundedRect(x, y, w, h, arcw, arch, corners);
+ }
+
+ public void setRoundedRect(int x, int y, int w, int h,
+ int arcw, int arch, int corners) {
+ this.corners = corners;
+ this.x = x;
+ this.y = y;
+ this.width = w;
+ this.height = h;
+ this.arcwidth = arcw;
+ this.archeight = arch;
+ }
+
+ public double getX() {
+ return (double)x;
+ }
+
+ public double getY() {
+ return (double)y;
+ }
+
+ public double getWidth() {
+ return (double)width;
+ }
+
+ public double getHeight() {
+ return (double)height;
+ }
+
+ public double getArcWidth() {
+ return (double)arcwidth;
+ }
+
+ public double getArcHeight() {
+ return (double)archeight;
+ }
+
+ public boolean isEmpty() {
+ return false; // Not called
+ }
+
+ public Rectangle2D getBounds2D() {
+ return null; // Not called
+ }
+
+ public int getCornerFlags() {
+ return corners;
+ }
+
+ public void setFrame(double x, double y, double w, double h) {
+ // Not called
+ }
+
+ public boolean contains(double x, double y) {
+ return false; // Not called
+ }
+
+ private int classify(double coord, double left, double right, double arcsize) {
+ return 0; // Not called
+ }
+
+ public boolean intersects(double x, double y, double w, double h) {
+ return false; // Not called
+ }
+
+ public boolean contains(double x, double y, double w, double h) {
+ return false; // Not called
+ }
+
+ public PathIterator getPathIterator(AffineTransform at) {
+ return new RoundishRectIterator(this, at);
+ }
+
+
+ static class RoundishRectIterator implements PathIterator {
+ double x, y, w, h, aw, ah;
+ AffineTransform affine;
+ int index;
+
+ double ctrlpts[][];
+ int types[];
+
+ private static final double angle = Math.PI / 4.0;
+ private static final double a = 1.0 - Math.cos(angle);
+ private static final double b = Math.tan(angle);
+ private static final double c = Math.sqrt(1.0 + b * b) - 1 + a;
+ private static final double cv = 4.0 / 3.0 * a * b / c;
+ private static final double acv = (1.0 - cv) / 2.0;
+
+ // For each array:
+ // 4 values for each point {v0, v1, v2, v3}:
+ // point = (x + v0 * w + v1 * arcWidth,
+ // y + v2 * h + v3 * arcHeight);
+ private static final double CtrlPtTemplate[][] = {
+ { 0.0, 0.0, 1.0, 0.0 }, /* BOTTOM LEFT corner */
+ { 0.0, 0.0, 1.0, -0.5 }, /* BOTTOM LEFT arc start */
+ { 0.0, 0.0, 1.0, -acv, /* BOTTOM LEFT arc curve */
+ 0.0, acv, 1.0, 0.0,
+ 0.0, 0.5, 1.0, 0.0 },
+ { 1.0, 0.0, 1.0, 0.0 }, /* BOTTOM RIGHT corner */
+ { 1.0, -0.5, 1.0, 0.0 }, /* BOTTOM RIGHT arc start */
+ { 1.0, -acv, 1.0, 0.0, /* BOTTOM RIGHT arc curve */
+ 1.0, 0.0, 1.0, -acv,
+ 1.0, 0.0, 1.0, -0.5 },
+ { 1.0, 0.0, 0.0, 0.0 }, /* TOP RIGHT corner */
+ { 1.0, 0.0, 0.0, 0.5 }, /* TOP RIGHT arc start */
+ { 1.0, 0.0, 0.0, acv, /* TOP RIGHT arc curve */
+ 1.0, -acv, 0.0, 0.0,
+ 1.0, -0.5, 0.0, 0.0 },
+ { 0.0, 0.0, 0.0, 0.0 }, /* TOP LEFT corner */
+ { 0.0, 0.5, 0.0, 0.0 }, /* TOP LEFT arc start */
+ { 0.0, acv, 0.0, 0.0, /* TOP LEFT arc curve */
+ 0.0, 0.0, 0.0, acv,
+ 0.0, 0.0, 0.0, 0.5 },
+ {}, /* Closing path element */
+ };
+ private static final int CornerFlags[] = {
+ RoundRectClipShape.BOTTOM_LEFT,
+ RoundRectClipShape.BOTTOM_RIGHT,
+ RoundRectClipShape.TOP_RIGHT,
+ RoundRectClipShape.TOP_LEFT,
+ };
+
+ RoundishRectIterator(RoundRectClipShape rr, AffineTransform at) {
+ this.x = rr.getX();
+ this.y = rr.getY();
+ this.w = rr.getWidth();
+ this.h = rr.getHeight();
+ this.aw = Math.min(w, Math.abs(rr.getArcWidth()));
+ this.ah = Math.min(h, Math.abs(rr.getArcHeight()));
+ this.affine = at;
+ if (w < 0 || h < 0) {
+ // Don't draw anything...
+ ctrlpts = new double[0][];
+ types = new int[0];
+ } else {
+ int corners = rr.getCornerFlags();
+ int numedges = 5; // 4xCORNER_POINT, CLOSE
+ for (int i = 1; i < 0x10; i <<= 1) {
+ // Add one for each corner that has a curve
+ if ((corners & i) != 0) numedges++;
+ }
+ ctrlpts = new double[numedges][];
+ types = new int[numedges];
+ int j = 0;
+ for (int i = 0; i < 4; i++) {
+ types[j] = SEG_LINETO;
+ if ((corners & CornerFlags[i]) == 0) {
+ ctrlpts[j++] = CtrlPtTemplate[i*3+0];
+ } else {
+ ctrlpts[j++] = CtrlPtTemplate[i*3+1];
+ types[j] = SEG_CUBICTO;
+ ctrlpts[j++] = CtrlPtTemplate[i*3+2];
+ }
+ }
+ types[j] = SEG_CLOSE;
+ ctrlpts[j++] = CtrlPtTemplate[12];
+ types[0] = SEG_MOVETO;
+ }
+ }
+
+ public int getWindingRule() {
+ return WIND_NON_ZERO;
+ }
+
+ public boolean isDone() {
+ return index >= ctrlpts.length;
+ }
+
+ public void next() {
+ index++;
+ }
+
+ public int currentSegment(float[] coords) {
+ if (isDone()) {
+ throw new NoSuchElementException("roundrect iterator out of bounds");
+ }
+ double ctrls[] = ctrlpts[index];
+ int nc = 0;
+ for (int i = 0; i < ctrls.length; i += 4) {
+ coords[nc++] = (float) (x + ctrls[i + 0] * w + ctrls[i + 1] * aw);
+ coords[nc++] = (float) (y + ctrls[i + 2] * h + ctrls[i + 3] * ah);
+ }
+ if (affine != null) {
+ affine.transform(coords, 0, coords, 0, nc / 2);
+ }
+ return types[index];
+ }
+
+ public int currentSegment(double[] coords) {
+ if (isDone()) {
+ throw new NoSuchElementException("roundrect iterator out of bounds");
+ }
+ double ctrls[] = ctrlpts[index];
+ int nc = 0;
+ for (int i = 0; i < ctrls.length; i += 4) {
+ coords[nc++] = x + ctrls[i + 0] * w + ctrls[i + 1] * aw;
+ coords[nc++] = y + ctrls[i + 2] * h + ctrls[i + 3] * ah;
+ }
+ if (affine != null) {
+ affine.transform(coords, 0, coords, 0, nc / 2);
+ }
+ return types[index];
+ }
+ }
+ }
+}