Paper/patches/server/0331-Make-the-GUI-graph-fancier.patch

400 lines
13 KiB
Diff

From 0000000000000000000000000000000000000000 Mon Sep 17 00:00:00 2001
From: William Blake Galbreath <Blake.Galbreath@GMail.com>
Date: Sun, 2 Feb 2020 04:00:40 -0600
Subject: [PATCH] Make the GUI graph fancier
diff --git a/src/main/java/com/destroystokyo/paper/gui/GraphColor.java b/src/main/java/com/destroystokyo/paper/gui/GraphColor.java
new file mode 100644
index 0000000000000000000000000000000000000000..a4e641fdcccd3efcd1a2865dc6dc28d50671b995
--- /dev/null
+++ b/src/main/java/com/destroystokyo/paper/gui/GraphColor.java
@@ -0,0 +1,44 @@
+package com.destroystokyo.paper.gui;
+
+import java.awt.Color;
+
+public class GraphColor {
+ private static final Color[] colorLine = new Color[101];
+ private static final Color[] colorFill = new Color[101];
+
+ static {
+ for (int i = 0; i < 101; i++) {
+ Color color = createColor(i);
+ colorLine[i] = new Color(color.getRed() / 2, color.getGreen() / 2, color.getBlue() / 2, 255);
+ colorFill[i] = new Color(colorLine[i].getRed(), colorLine[i].getGreen(), colorLine[i].getBlue(), 125);
+ }
+ }
+
+ public static Color getLineColor(int percent) {
+ return colorLine[percent];
+ }
+
+ public static Color getFillColor(int percent) {
+ return colorFill[percent];
+ }
+
+ private static Color createColor(int percent) {
+ if (percent <= 50) {
+ return new Color(0X00FF00);
+ }
+
+ int value = 510 - (int) (Math.min(Math.max(0, ((percent - 50) / 50F)), 1) * 510);
+
+ int red, green;
+ if (value < 255) {
+ red = 255;
+ green = (int) (Math.sqrt(value) * 16);
+ } else {
+ green = 255;
+ value = value - 255;
+ red = 255 - (value * value / 255);
+ }
+
+ return new Color(red, green, 0);
+ }
+}
diff --git a/src/main/java/com/destroystokyo/paper/gui/GraphData.java b/src/main/java/com/destroystokyo/paper/gui/GraphData.java
new file mode 100644
index 0000000000000000000000000000000000000000..186fc722965e403f76b1480e1c2381fc34e29049
--- /dev/null
+++ b/src/main/java/com/destroystokyo/paper/gui/GraphData.java
@@ -0,0 +1,47 @@
+package com.destroystokyo.paper.gui;
+
+import java.awt.Color;
+
+public class GraphData {
+ private long total;
+ private long free;
+ private long max;
+ private long usedMem;
+ private int usedPercent;
+
+ public GraphData(long total, long free, long max) {
+ this.total = total;
+ this.free = free;
+ this.max = max;
+ this.usedMem = total - free;
+ this.usedPercent = usedMem == 0 ? 0 : (int) (usedMem * 100L / max);
+ }
+
+ public long getTotal() {
+ return total;
+ }
+
+ public long getFree() {
+ return free;
+ }
+
+ public long getMax() {
+ return max;
+ }
+
+ public long getUsedMem() {
+ return usedMem;
+ }
+
+ public int getUsedPercent() {
+ return usedPercent;
+ }
+
+ public Color getFillColor() {
+ return GraphColor.getFillColor(usedPercent);
+ }
+
+ public Color getLineColor() {
+ return GraphColor.getLineColor(usedPercent);
+ }
+}
diff --git a/src/main/java/com/destroystokyo/paper/gui/GuiStatsComponent.java b/src/main/java/com/destroystokyo/paper/gui/GuiStatsComponent.java
new file mode 100644
index 0000000000000000000000000000000000000000..537bc6213545e8ff1b7b51bc4b27fd5b2a740883
--- /dev/null
+++ b/src/main/java/com/destroystokyo/paper/gui/GuiStatsComponent.java
@@ -0,0 +1,41 @@
+package com.destroystokyo.paper.gui;
+
+import net.minecraft.server.MinecraftServer;
+
+import javax.swing.JPanel;
+import javax.swing.Timer;
+import java.awt.BorderLayout;
+import java.awt.Dimension;
+
+public class GuiStatsComponent extends JPanel {
+ private final Timer timer;
+ private final RAMGraph ramGraph;
+
+ public GuiStatsComponent(MinecraftServer server) {
+ super(new BorderLayout());
+
+ setOpaque(false);
+
+ ramGraph = new RAMGraph();
+ RAMDetails ramDetails = new RAMDetails(server);
+
+ add(ramGraph, "North");
+ add(ramDetails, "Center");
+
+ timer = new Timer(500, (event) -> {
+ ramGraph.update();
+ ramDetails.update();
+ });
+ timer.start();
+ }
+
+ @Override
+ public Dimension getPreferredSize() {
+ return new Dimension(350, 200);
+ }
+
+ public void close() {
+ timer.stop();
+ ramGraph.stop();
+ }
+}
diff --git a/src/main/java/com/destroystokyo/paper/gui/RAMDetails.java b/src/main/java/com/destroystokyo/paper/gui/RAMDetails.java
new file mode 100644
index 0000000000000000000000000000000000000000..f93373d28d741e1f8a53e07b4e328ce9c4e1657f
--- /dev/null
+++ b/src/main/java/com/destroystokyo/paper/gui/RAMDetails.java
@@ -0,0 +1,74 @@
+package com.destroystokyo.paper.gui;
+
+import net.minecraft.Util;
+import net.minecraft.server.MinecraftServer;
+import net.minecraft.util.TimeUtil;
+
+import javax.swing.DefaultListCellRenderer;
+import javax.swing.DefaultListSelectionModel;
+import javax.swing.JList;
+import javax.swing.border.EmptyBorder;
+import java.awt.Dimension;
+import java.text.DecimalFormat;
+import java.text.DecimalFormatSymbols;
+import java.util.Locale;
+import java.util.Vector;
+
+public class RAMDetails extends JList<String> {
+ public static final DecimalFormat DECIMAL_FORMAT = Util.make(new DecimalFormat("########0.000"), (format)
+ -> format.setDecimalFormatSymbols(DecimalFormatSymbols.getInstance(Locale.ROOT)));
+
+ private final MinecraftServer server;
+
+ public RAMDetails(MinecraftServer server) {
+ this.server = server;
+
+ setBorder(new EmptyBorder(0, 10, 0, 0));
+ setFixedCellHeight(20);
+ setOpaque(false);
+
+ DefaultListCellRenderer renderer = new DefaultListCellRenderer();
+ renderer.setOpaque(false);
+ setCellRenderer(renderer);
+
+ setSelectionModel(new DefaultListSelectionModel() {
+ @Override
+ public void setAnchorSelectionIndex(final int anchorIndex) {
+ }
+
+ @Override
+ public void setLeadAnchorNotificationEnabled(final boolean flag) {
+ }
+
+ @Override
+ public void setLeadSelectionIndex(final int leadIndex) {
+ }
+
+ @Override
+ public void setSelectionInterval(final int index0, final int index1) {
+ }
+ });
+ }
+
+ @Override
+ public Dimension getPreferredSize() {
+ return new Dimension(350, 100);
+ }
+
+ public void update() {
+ GraphData data = RAMGraph.DATA.peekLast();
+ Vector<String> vector = new Vector<>();
+ vector.add("Memory use: " + (data.getUsedMem() / 1024L / 1024L) + " mb (" + (data.getFree() * 100L / data.getMax()) + "% free)");
+ vector.add("Heap: " + (data.getTotal() / 1024L / 1024L) + " / " + (data.getMax() / 1024L / 1024L) + " mb");
+ vector.add("Avg tick: " + DECIMAL_FORMAT.format((double)this.server.getAverageTickTimeNanos() / (double) TimeUtil.NANOSECONDS_PER_MILLISECOND) + " ms");
+ setListData(vector);
+ }
+
+ public double getAverage(long[] tickTimes) {
+ long total = 0L;
+ for (long value : tickTimes) {
+ total += value * 1000;
+ }
+ return ((double) total / (double) tickTimes.length) * 1.0E-6D;
+ }
+}
diff --git a/src/main/java/com/destroystokyo/paper/gui/RAMGraph.java b/src/main/java/com/destroystokyo/paper/gui/RAMGraph.java
new file mode 100644
index 0000000000000000000000000000000000000000..c3e54da4ab6440811aab2f9dd1e218802ac13285
--- /dev/null
+++ b/src/main/java/com/destroystokyo/paper/gui/RAMGraph.java
@@ -0,0 +1,144 @@
+package com.destroystokyo.paper.gui;
+
+import javax.swing.JComponent;
+import javax.swing.SwingUtilities;
+import javax.swing.Timer;
+import javax.swing.ToolTipManager;
+import java.awt.Color;
+import java.awt.Dimension;
+import java.awt.Graphics;
+import java.awt.MouseInfo;
+import java.awt.Point;
+import java.awt.PointerInfo;
+import java.awt.event.MouseAdapter;
+import java.awt.event.MouseEvent;
+import java.text.SimpleDateFormat;
+import java.util.Date;
+import java.util.LinkedList;
+import java.util.concurrent.TimeUnit;
+
+public class RAMGraph extends JComponent {
+ public static final LinkedList<GraphData> DATA = new LinkedList<GraphData>() {
+ @Override
+ public boolean add(GraphData data) {
+ if (size() >= 348) {
+ remove();
+ }
+ return super.add(data);
+ }
+ };
+
+ static {
+ GraphData empty = new GraphData(0, 0, 0);
+ for (int i = 0; i < 350; i++) {
+ DATA.add(empty);
+ }
+ }
+
+ private final Timer timer;
+ private final SimpleDateFormat TIME_FORMAT = new SimpleDateFormat("HH:mm:ss");
+
+ private int currentTick;
+
+ public RAMGraph() {
+ ToolTipManager.sharedInstance().setInitialDelay(0);
+
+ addMouseListener(new MouseAdapter() {
+ final int defaultDismissTimeout = ToolTipManager.sharedInstance().getDismissDelay();
+ final int dismissDelayMinutes = (int) TimeUnit.MINUTES.toMillis(10);
+
+ @Override
+ public void mouseEntered(MouseEvent me) {
+ ToolTipManager.sharedInstance().setDismissDelay(dismissDelayMinutes);
+ }
+
+ @Override
+ public void mouseExited(MouseEvent me) {
+ ToolTipManager.sharedInstance().setDismissDelay(defaultDismissTimeout);
+ }
+ });
+
+ timer = new Timer(50, (event) -> repaint());
+ timer.start();
+ }
+
+ @Override
+ public Dimension getPreferredSize() {
+ return new Dimension(350, 110);
+ }
+
+ public void update() {
+ Runtime jvm = Runtime.getRuntime();
+ DATA.add(new GraphData(jvm.totalMemory(), jvm.freeMemory(), jvm.maxMemory()));
+
+ PointerInfo pointerInfo = MouseInfo.getPointerInfo();
+ if (pointerInfo != null) {
+ Point point = pointerInfo.getLocation();
+ if (point != null) {
+ Point loc = new Point(point);
+ SwingUtilities.convertPointFromScreen(loc, this);
+ if (this.contains(loc)) {
+ ToolTipManager.sharedInstance().mouseMoved(
+ new MouseEvent(this, -1, System.currentTimeMillis(), 0, loc.x, loc.y,
+ point.x, point.y, 0, false, 0));
+ }
+ }
+ }
+
+ currentTick++;
+ }
+
+ @Override
+ public void paint(Graphics graphics) {
+ graphics.setColor(new Color(0xFFFFFFFF));
+ graphics.fillRect(0, 0, 350, 100);
+
+ graphics.setColor(new Color(0x888888));
+ graphics.drawLine(1, 25, 348, 25);
+ graphics.drawLine(1, 50, 348, 50);
+ graphics.drawLine(1, 75, 348, 75);
+
+ int i = 0;
+ for (GraphData data : DATA) {
+ i++;
+ if ((i + currentTick) % 120 == 0) {
+ graphics.setColor(new Color(0x888888));
+ graphics.drawLine(i, 1, i, 99);
+ }
+ int used = data.getUsedPercent();
+ if (used > 0) {
+ Color color = data.getLineColor();
+ graphics.setColor(data.getFillColor());
+ graphics.fillRect(i, 100 - used, 1, used);
+ graphics.setColor(color);
+ graphics.fillRect(i, 100 - used, 1, 1);
+ }
+ }
+
+ graphics.setColor(new Color(0xFF000000));
+ graphics.drawRect(0, 0, 348, 100);
+
+ Point m = getMousePosition();
+ if (m != null && m.x > 0 && m.x < 348 && m.y > 0 && m.y < 100) {
+ GraphData data = DATA.get(m.x);
+ int used = data.getUsedPercent();
+ graphics.setColor(new Color(0x000000));
+ graphics.drawLine(m.x, 1, m.x, 99);
+ graphics.drawOval(m.x - 2, 100 - used - 2, 5, 5);
+ graphics.setColor(data.getLineColor());
+ graphics.fillOval(m.x - 2, 100 - used - 2, 5, 5);
+ setToolTipText(String.format("<html><body>Used: %s mb (%s%%)<br/>%s</body></html>",
+ Math.round(data.getUsedMem() / 1024F / 1024F),
+ used, getTime(m.x)));
+ }
+ }
+
+ public String getTime(int halfSeconds) {
+ int millis = (348 - halfSeconds) / 2 * 1000;
+ return TIME_FORMAT.format(new Date((System.currentTimeMillis() - millis)));
+ }
+
+ public void stop() {
+ timer.stop();
+ }
+}
diff --git a/src/main/java/net/minecraft/server/gui/MinecraftServerGui.java b/src/main/java/net/minecraft/server/gui/MinecraftServerGui.java
index d292fdb165436f0b9b46b32110f5e09ad0e517a1..2bbc57b4869caf690f53618d60359c5133ec62a8 100644
--- a/src/main/java/net/minecraft/server/gui/MinecraftServerGui.java
+++ b/src/main/java/net/minecraft/server/gui/MinecraftServerGui.java
@@ -95,7 +95,7 @@ public class MinecraftServerGui extends JComponent {
private JComponent buildInfoPanel() {
JPanel jpanel = new JPanel(new BorderLayout());
- StatsComponent guistatscomponent = new StatsComponent(this.server);
+ com.destroystokyo.paper.gui.GuiStatsComponent guistatscomponent = new com.destroystokyo.paper.gui.GuiStatsComponent(this.server); // Paper - Make GUI graph fancier
Collection<Runnable> collection = this.finalizers; // CraftBukkit - decompile error
Objects.requireNonNull(guistatscomponent);