/**
* @param g Graphics context.
* @param ch The character.
* @return the width of the character.
*/
public int charWidth(Graphics g, char ch) {
FontMetrics fm;
if (g == null) return 0;
if (font == null) fm = g.getFontMetrics();
else fm = g.getFontMetrics(font);
return fm.charWidth(ch);
}
private Dimension getContainerDimensions(Graphics g, steps.array.bucket.Container c) {
int spacingWidth =
(int) g.getFontMetrics(g.getFont()).getStringBounds(CONTAINER_VALUE_SPACING, g).getHeight();
int totalWidth = spacingWidth;
int totalHeight = 0;
for (int i = 0; i < c.theValues.length; i++) {
totalHeight =
(int) g.getFontMetrics(g.getFont()).getStringBounds("" + c.theValues[0], g).getHeight()
* 2;
totalWidth +=
(int) g.getFontMetrics(g.getFont()).getStringBounds("" + c.theValues[i], g).getWidth();
totalWidth += spacingWidth;
}
return new Dimension(totalWidth, totalHeight);
}
/** Affichage du logo */
protected void drawLogo(Graphics g) {
int x = 5;
int y = 2;
g.setColor(getBackground());
g.fillRect(0, 0, W, H);
// Remplissage
fillBG(g, x, y, Color.white);
// Dessin
drawGrid(
g,
x,
y,
!isAvailable()
? Aladin.MYGRAY
: isActive() ? Aladin.GREEN : isMouseIn() ? Color.blue : Color.black);
// Label
g.setColor(isAvailable() ? Color.black : Aladin.MYGRAY);
g.setFont(Aladin.SPLAIN);
g.drawString(LABEL, W / 2 - g.getFontMetrics().stringWidth(LABEL) / 2, H - 2);
}
public void paintComponent(Graphics g) {
g.setColor(new Color(96, 96, 96));
image.paintIcon(this, g, 1, 1);
FontMetrics fm = g.getFontMetrics();
String[] args = {jEdit.getVersion()};
String version = jEdit.getProperty("about.version", args);
g.drawString(version, (getWidth() - fm.stringWidth(version)) / 2, getHeight() - 5);
g = g.create((getWidth() - maxWidth) / 2, TOP, maxWidth, getHeight() - TOP - BOTTOM);
int height = fm.getHeight();
int firstLine = scrollPosition / height;
int firstLineOffset = height - scrollPosition % height;
int lines = (getHeight() - TOP - BOTTOM) / height;
int y = firstLineOffset;
for (int i = 0; i <= lines; i++) {
if (i + firstLine >= 0 && i + firstLine < text.size()) {
String line = (String) text.get(i + firstLine);
g.drawString(line, (maxWidth - fm.stringWidth(line)) / 2, y);
}
y += fm.getHeight();
}
}
void drawRoiLabel(Graphics g, int index, Roi roi) {
Rectangle r = roi.getBounds();
int x = screenX(r.x);
int y = screenY(r.y);
double mag = getMagnification();
int width = (int) (r.width * mag);
int height = (int) (r.height * mag);
int size = width > 40 && height > 40 ? 12 : 9;
if (font != null) {
g.setFont(font);
size = font.getSize();
} else if (size == 12) g.setFont(largeFont);
else g.setFont(smallFont);
boolean drawingList = index >= LIST_OFFSET;
if (drawingList) index -= LIST_OFFSET;
String label = "" + (index + 1);
if (drawNames && roi.getName() != null) label = roi.getName();
FontMetrics metrics = g.getFontMetrics();
int w = metrics.stringWidth(label);
x = x + width / 2 - w / 2;
y = y + height / 2 + Math.max(size / 2, 6);
int h = metrics.getAscent() + metrics.getDescent();
if (bgColor != null) {
g.setColor(bgColor);
g.fillRoundRect(x - 1, y - h + 2, w + 1, h - 3, 5, 5);
}
if (!drawingList && labelRects != null && index < labelRects.length)
labelRects[index] = new Rectangle(x - 1, y - h + 2, w + 1, h);
g.setColor(labelColor);
g.drawString(label, x, y - 2);
g.setColor(defaultColor);
}
public void paint(Graphics g) {
gRef = (Graphics2D) g;
// change size of font
gRef.setFont(gRef.getFont().deriveFont(9.0f));
fmRef = g.getFontMetrics();
// Clear background
if (Preferences.monochrome) {
gRef.setColor(Preferences.whiteColor);
} else {
gRef.setColor(Preferences.backgroundColor);
}
gRef.fillRect(0, 0, getWidth(), getHeight());
// set colour to correct drawing colour
if (Preferences.monochrome) {
gRef.setColor(Preferences.blackColor);
} else {
gRef.setColor(Preferences.penColor);
}
gRef.translate(0, margin);
// Call c code to draw tree
gRef.scale(scale, scale);
nativeDrawTree();
}
public void paint(Graphics g) {
m_fm = g.getFontMetrics();
g.setColor(getBackground());
g.fillRect(0, 0, getWidth(), getHeight());
getBorder().paintBorder(this, g, 0, 0, getWidth(), getHeight());
g.setColor(getForeground());
g.setFont(getFont());
m_insets = getInsets();
int x = m_insets.left;
int y = m_insets.top + m_fm.getAscent();
StringTokenizer st = new StringTokenizer(getText(), "\t");
while (st.hasMoreTokens()) {
String sNext = st.nextToken();
g.drawString(sNext, x, y);
x += m_fm.stringWidth(sNext);
if (!st.hasMoreTokens()) break;
int index = 0;
while (x >= getTab(index)) index++;
x = getTab(index);
}
}
public Foundry(Font f, Color defcol) {
font = f;
this.defcol = defcol;
BufferedImage junk = TexI.mkbuf(new Coord(10, 10));
Graphics tmpl = junk.getGraphics();
tmpl.setFont(f);
m = tmpl.getFontMetrics();
}
/**
* Draws a visualization tooltip.
*
* @param g graphics reference
* @param tt tooltip label
* @param x horizontal position
* @param y vertical position
* @param w width
* @param c color color depth
*/
public static void drawTooltip(
final Graphics g, final String tt, final int x, final int y, final int w, final int c) {
final int tw = width(g, tt);
final int th = g.getFontMetrics().getHeight();
final int xx = Math.min(w - tw - 8, x);
g.setColor(color(c));
g.fillRect(xx - 1, y - th, tw + 4, th);
g.setColor(BACK);
g.drawString(tt, xx, y - 4);
}
/**
* Draws this process as a colored box with a process ID inside.
*
* @param g The graphics context.
* @param x The leftmost x-coordinate of the box.
* @param y The topmost y-coordinate of the box.
* @param w The width of the box.
* @param h The height of the box.
*/
public void draw(Graphics g, int x, int y, int w, int h) {
g.setColor(color);
g.fillRect(x, y, w, h);
g.setColor(Color.black);
g.drawRect(x, y, w, h);
g.setFont(font);
FontMetrics fm = g.getFontMetrics(font);
g.drawString(
"" + processId,
x + w / 2 - fm.stringWidth("" + processId) / 2,
y + h / 2 + fm.getHeight() / 2);
}
public Line render(String text, Color c) {
text = Translate.get(text);
Coord sz = strsize(text);
if (sz.x < 1) sz = sz.add(1, 0);
BufferedImage img = TexI.mkbuf(sz);
Graphics g = img.createGraphics();
if (aa) Utils.AA(g);
g.setFont(font);
g.setColor(c);
FontMetrics m = g.getFontMetrics();
g.drawString(text, 0, m.getAscent());
g.dispose();
return (new Line(text, img, m));
}
public void CalculateSize(Graphics g) {
oldwidth = sx2 - sx1;
oldheight = sy2 - sy1;
Font testfont;
testfont = new Font("TimesRoman", Font.PLAIN, 100);
g.setFont(testfont);
int width = g.getFontMetrics().stringWidth(short_name);
int height = g.getFontMetrics().getHeight();
double xratio = ((double) (oldwidth)) / ((double) width);
double yratio = ((double) (oldheight)) / ((double) height);
double fsize;
if (xratio > yratio) {
// use yratio to calculate size
fsize = 100.0 * yratio;
} else fsize = 100.0 * xratio;
if (fsize < 1.0) fsize = 1.0;
fsize = fsize * Caption.FontScale;
currfont = new Font("TimesRoman", Font.PLAIN, (int) fsize);
g.setFont(currfont);
xoff = (sx2 - sx1 - g.getFontMetrics().stringWidth(short_name)) / 2;
yoff = g.getFontMetrics().getDescent();
}
private void drawContainer(steps.array.bucket.Container c, Graphics g, int x, int y) {
// calculate the size of all the printed values
Dimension dims = getContainerDimensions(g, c);
int totalWidth = dims.width, totalHeight = dims.height;
String allValues = CONTAINER_VALUE_SPACING;
for (int i = 0; i < c.theValues.length; i++) {
allValues += c.theValues[i] + CONTAINER_VALUE_SPACING;
}
int textWidth =
(int) g.getFontMetrics(g.getFont()).getStringBounds("" + allValues, g).getWidth();
// draw a rectangle to fit them all
g.drawRoundRect(x, y, totalWidth, totalHeight, ARC_RADIUS, ARC_RADIUS);
// print the values in it
g.drawString(allValues, x + (totalWidth - textWidth) / 2, y + 3 * totalHeight / 4);
}
public int getLeading(Graphics g) {
if (g == null || f == null) return 0;
return g.getFontMetrics(f).getLeading();
}
public int getMaxDescent(Graphics g) {
if (g == null || f == null) return 0;
return g.getFontMetrics(f).getMaxDescent();
}
public int getHeight(Graphics g) {
if (g == null || f == null) return 0;
return g.getFontMetrics(f).getHeight();
}
public int getWidth(Graphics g) {
if (g == null || f == null || s.length() == 0) return 0;
return g.getFontMetrics(f).stringWidth(s.toString());
}
/**
* parse the text. When the text is parsed the width, height, leading are all calculated. The text
* will only be truly parsed if the graphics context has changed or the text has changed or the
* font has changed. Otherwise nothing is done when this method is called.
*
* @param g Graphics context.
*/
public void parseText(Graphics g) {
FontMetrics fm;
TextState current = new TextState();
char ch;
Stack state = new Stack();
int w = 0;
if (lg != g) parse = true;
lg = g;
if (!parse) return;
parse = false;
width = 0;
leading = 0;
ascent = 0;
descent = 0;
height = 0;
maxAscent = 0;
maxDescent = 0;
if (text == null || g == null) return;
list.removeAllElements();
if (font == null) current.f = g.getFont();
else current.f = font;
state.push(current);
list.addElement(current);
fm = g.getFontMetrics(current.f);
for (int i = 0; i < text.length(); i++) {
ch = text.charAt(i);
switch (ch) {
case '$':
i++;
if (i < text.length()) current.s.append(text.charAt(i));
break;
/*
** Push the current state onto the state stack
** and start a new storage string
*/
case '{':
w = current.getWidth(g);
if (!current.isEmpty()) {
current = current.copyState();
list.addElement(current);
}
state.push(current);
current.x += w;
break;
/*
** Pop the state off the state stack and set the current
** state to the top of the state stack
*/
case '}':
w = current.x + current.getWidth(g);
state.pop();
current = ((TextState) state.peek()).copyState();
list.addElement(current);
current.x = w;
break;
case '^':
w = current.getWidth(g);
if (!current.isEmpty()) {
current = current.copyState();
list.addElement(current);
}
current.f = getScriptFont(current.f);
current.x += w;
current.y -= (int) ((double) (current.getAscent(g)) * sup_offset + 0.5);
break;
case '_':
w = current.getWidth(g);
if (!current.isEmpty()) {
current = current.copyState();
list.addElement(current);
}
current.f = getScriptFont(current.f);
current.x += w;
current.y += (int) ((double) (current.getDescent(g)) * sub_offset + 0.5);
break;
default:
current.s.append(ch);
break;
}
}
for (int i = 0; i < list.size(); i++) {
current = ((TextState) (list.elementAt(i)));
if (!current.isEmpty()) {
width += current.getWidth(g);
ascent = Math.max(ascent, Math.abs(current.y) + current.getAscent(g));
descent = Math.max(descent, Math.abs(current.y) + current.getDescent(g));
leading = Math.max(leading, current.getLeading(g));
maxDescent = Math.max(maxDescent, Math.abs(current.y) + current.getMaxDescent(g));
maxAscent = Math.max(maxAscent, Math.abs(current.y) + current.getMaxAscent(g));
}
}
height = ascent + descent + leading;
return;
}
/**
* Draw the text and graph.
*
* @param g
*/
@Override
public void paintComponent(Graphics g) {
locations.clear();
// Background
g.setColor(background_color);
g.fillRect(0, 0, getWidth(), getHeight());
// This color is used for everything until drawing the points
g.setColor(foreground_color);
// Anti-Aliasing
Graphics2D g2 = (Graphics2D) g;
g2.setRenderingHint(RenderingHints.KEY_ANTIALIASING, RenderingHints.VALUE_ANTIALIAS_ON);
// Font
FontMetrics fontMetrics = g.getFontMetrics(FONT);
int fontHeight = fontMetrics.getHeight();
g.setFont(FONT);
int topTextY = fontMetrics.getAscent();
// Margins
int vMargin = fontHeight + MARGIN;
int hMargin = MARGIN;
// Calculate actual usable size
double width = getWidth() - hMargin * 2;
double height = getHeight() - vMargin * 2;
boolean drawLowerLine = height > -vMargin;
// If there is any data and no hovered entry is shown, draw current
// viewercount
int nowTextX = 0;
if (history != null && hoverEntry == -1) {
Integer viewers = history.get(endTime).getViewers();
long ago = System.currentTimeMillis() - endTime;
String text;
if (ago > CONSIDERED_AS_NOW) {
text = "latest: " + Helper.formatViewerCount(viewers);
} else {
text = "now: " + Helper.formatViewerCount(viewers);
}
if (viewers == -1) {
text = "Stream offline";
}
nowTextX = getWidth() - fontMetrics.stringWidth(text);
g.drawString(text, nowTextX, topTextY);
}
// Default text when no data is present
if (history == null || history.size() < 2) {
String text = "No viewer history yet";
int textWidth = fontMetrics.stringWidth(text);
int y = getHeight() / 2 + fontMetrics.getDescent();
int x = (getWidth() - textWidth) / 2;
boolean drawInfoText = false;
if (history != null && y < topTextY + fontHeight + 4 && x + textWidth + 7 > nowTextX) {
if (drawLowerLine || nowTextX > textWidth + 5) {
if (drawLowerLine) {
y = getHeight() - 2;
} else {
y = topTextY;
}
x = 0;
drawInfoText = true;
}
} else {
drawInfoText = true;
}
if (drawInfoText) {
g.drawString(text, x, y);
}
return;
}
// ----------
// From here only when actual data is to be rendered
// Show info on hovered entry
String maxValueText = "max: " + Helper.formatViewerCount(maxValue);
int maxValueEnd = fontMetrics.stringWidth(maxValueText);
boolean displayMaxValue = true;
if (hoverEntry != -1) {
Integer viewers = history.get(hoverEntry).getViewers();
Date d = new Date(hoverEntry);
String text = "Viewers: " + Helper.formatViewerCount(viewers) + " (" + sdf.format(d) + ")";
if (viewers == -1) {
text = "Stream offline (" + sdf.format(d) + ")";
}
int x = getWidth() - fontMetrics.stringWidth(text);
if (maxValueEnd > x) {
displayMaxValue = false;
}
g.drawString(text, x, topTextY);
}
String minText = "min: " + Helper.formatViewerCount(minValue);
int minTextWidth = fontMetrics.stringWidth(minText);
// Draw Times
if (drawLowerLine) {
String timeText = makeTimesText(startTime, endTime);
int timeTextWidth = fontMetrics.stringWidth(timeText);
int textX = getWidth() - timeTextWidth;
g.drawString(timeText, textX, getHeight() - 1);
if (minValue >= 1000 && timeTextWidth + minTextWidth > width) {
minText = "min: " + minValue / 1000 + "k";
}
}
// Draw min/max if necessary
if (isShowingInfo()) {
if (displayMaxValue) {
g.drawString(maxValueText, 0, topTextY);
}
if (drawLowerLine) {
g.drawString(minText, 0, getHeight() - 1);
} else if (maxValueEnd + minTextWidth + 29 < nowTextX) {
g.drawString(minText, maxValueEnd + 10, topTextY);
}
}
// If height available for the graph is too small, don't draw graph
if (height < 5) {
return;
}
// Calculation factors for calculating the points location
int range = maxValue - minValue;
if (showFullRange) {
range = maxValue;
}
if (range == 0) {
// Prevent division by zero
range = 1;
}
double pixelPerViewer = height / range;
double pixelPerTime = width / duration;
// Go through all entries and calculate positions
int prevX = -1;
int prevY = -1;
Iterator<Entry<Long, StreamInfoHistoryItem>> it = history.entrySet().iterator();
while (it.hasNext()) {
Entry<Long, StreamInfoHistoryItem> entry = it.next();
// Get time and value to draw next
long time = entry.getKey();
if (time < startTime || time > endTime) {
continue;
}
long offsetTime = time - startTime;
int viewers = entry.getValue().getViewers();
if (viewers == -1) {
viewers = 0;
}
// Calculate point location
int x = (int) (hMargin + offsetTime * pixelPerTime);
int y;
if (showFullRange) {
y = (int) (-vMargin + getHeight() - (viewers) * pixelPerViewer);
} else {
y = (int) (-vMargin + getHeight() - (viewers - minValue) * pixelPerViewer);
}
// Draw connecting line
if (prevX != -1) {
g.drawLine(x, y, prevX, prevY);
}
// Save point coordinates to be able to draw the line next loop
prevX = x;
prevY = y;
// Save point locations to draw points and to find entries on hover
locations.put(new Point(x, y), time);
}
// Draw points (after lines, so they are in front)
for (Point point : locations.keySet()) {
int x = point.x;
int y = point.y;
long seconds = locations.get(point);
StreamInfoHistoryItem historyObject = history.get(seconds);
// Highlight hovered entry
if (seconds == hoverEntry) {
g.setColor(HOVER_COLOR);
} else {
// Draw offline points differently
if (!historyObject.isOnline()) {
g.setColor(OFFLINE_COLOR);
} else {
g.setColor(colors.get(seconds));
}
}
g.fillOval(x - POINT_SIZE / 2, y - POINT_SIZE / 2, POINT_SIZE, POINT_SIZE);
}
}
/** The method to call when the thread starts */
public void run() {
boolean draw = true;
FontMetrics fm;
Rectangle r;
int sw = 0;
int sa = 0;
int x = 0;
int y = 0;
setPriority(Thread.MIN_PRIORITY);
while (true) {
if (newmessage != null && draw) {
message = newmessage;
newmessage = null;
}
if (lg == null) {
lg = g2d.getGraphics();
if (lg != null) lg = lg.create();
}
if (lg != null) {
if (f != null) lg.setFont(f);
fm = lg.getFontMetrics(lg.getFont());
sw = fm.stringWidth(message);
sa = fm.getAscent();
} else {
draw = false;
}
if (draw) {
lg.setColor(foreground);
r = g2d.bounds();
x = r.x + (r.width - sw) / 2;
y = r.y + (r.height + sa) / 2;
lg.drawString(message, x, y);
g2d.repaint();
try {
sleep(visible);
} catch (Exception e) {
}
} else {
if (lg != null) {
lg.setColor(g2d.getBackground());
lg.drawString(message, x, y);
g2d.repaint();
}
try {
sleep(invisible);
} catch (Exception e) {
}
}
draw = !draw;
}
}
/**
* Returns the width of the specified text.
*
* @param g graphics reference
* @param s string to be evaluated
* @return string width
*/
public static int width(final Graphics g, final String s) {
return g.getFontMetrics().stringWidth(s);
}
/**
* @param g Graphics context.
* @return the Fontmetrics the class is using.
*/
public FontMetrics getFM(Graphics g) {
if (g == null) return null;
if (font == null) return g.getFontMetrics();
else return g.getFontMetrics(font);
}
/**
* Returns the character width of the specified character.
*
* @param g graphics reference
* @param cw array with character widths
* @param c character
* @return character width
*/
public static int width(final Graphics g, final int[] cw, final int c) {
return c >= cw.length ? g.getFontMetrics().charWidth(c) : cw[c];
}
@Override
public void paintComponent(Graphics g) {
super.paintComponent(g);
int width = getWidth() - rightMargin - leftMargin - 10;
int height = getHeight() - topMargin - bottomMargin;
if (width <= 0 || height <= 0) {
// not enough room to paint anything
return;
}
Color oldColor = g.getColor();
Font oldFont = g.getFont();
Color fg = getForeground();
Color bg = getBackground();
boolean bgIsLight = (bg.getRed() > 200 && bg.getGreen() > 200 && bg.getBlue() > 200);
((Graphics2D) g)
.setRenderingHint(RenderingHints.KEY_ANTIALIASING, RenderingHints.VALUE_ANTIALIAS_ON);
if (smallFont == null) {
smallFont = oldFont.deriveFont(9.0F);
}
r.x = leftMargin - 5;
r.y = topMargin - 8;
r.width = getWidth() - leftMargin - rightMargin;
r.height = getHeight() - topMargin - bottomMargin + 16;
if (border == null) {
// By setting colors here, we avoid recalculating them
// over and over.
border =
new BevelBorder(
BevelBorder.LOWERED,
getBackground().brighter().brighter(),
getBackground().brighter(),
getBackground().darker().darker(),
getBackground().darker());
}
border.paintBorder(this, g, r.x, r.y, r.width, r.height);
// Fill background color
g.setColor(bgColor);
g.fillRect(r.x + 2, r.y + 2, r.width - 4, r.height - 4);
g.setColor(oldColor);
long tMin = Long.MAX_VALUE;
long tMax = Long.MIN_VALUE;
long vMin = Long.MAX_VALUE;
long vMax = 1;
int w = getWidth() - rightMargin - leftMargin - 10;
int h = getHeight() - topMargin - bottomMargin;
if (times.size > 1) {
tMin = Math.min(tMin, times.time(0));
tMax = Math.max(tMax, times.time(times.size - 1));
}
long viewRangeMS;
if (viewRange > 0) {
viewRangeMS = viewRange * MINUTE;
} else {
// Display full time range, but no less than a minute
viewRangeMS = Math.max(tMax - tMin, 1 * MINUTE);
}
// Calculate min/max values
for (Sequence seq : seqs) {
if (seq.size > 0) {
for (int i = 0; i < seq.size; i++) {
if (seq.size == 1 || times.time(i) >= tMax - viewRangeMS) {
long val = seq.value(i);
if (val > Long.MIN_VALUE) {
vMax = Math.max(vMax, val);
vMin = Math.min(vMin, val);
}
}
}
} else {
vMin = 0L;
}
if (unit == Unit.BYTES || !seq.isPlotted) {
// We'll scale only to the first (main) value set.
// TODO: Use a separate property for this.
break;
}
}
// Normalize scale
vMax = normalizeMax(vMax);
if (vMin > 0) {
if (vMax / vMin > 4) {
vMin = 0;
} else {
vMin = normalizeMin(vMin);
}
}
g.setColor(fg);
// Axes
// Draw vertical axis
int x = leftMargin - 18;
int y = topMargin;
FontMetrics fm = g.getFontMetrics();
g.drawLine(x, y, x, y + h);
int n = 5;
if (("" + vMax).startsWith("2")) {
n = 4;
} else if (("" + vMax).startsWith("3")) {
n = 6;
} else if (("" + vMax).startsWith("4")) {
n = 4;
} else if (("" + vMax).startsWith("6")) {
n = 6;
} else if (("" + vMax).startsWith("7")) {
n = 7;
} else if (("" + vMax).startsWith("8")) {
n = 8;
} else if (("" + vMax).startsWith("9")) {
n = 3;
}
// Ticks
ArrayList<Long> tickValues = new ArrayList<Long>();
tickValues.add(vMin);
for (int i = 0; i < n; i++) {
long v = i * vMax / n;
if (v > vMin) {
tickValues.add(v);
}
}
tickValues.add(vMax);
n = tickValues.size();
String[] tickStrings = new String[n];
for (int i = 0; i < n; i++) {
long v = tickValues.get(i);
tickStrings[i] = getSizeString(v, vMax);
}
// Trim trailing decimal zeroes.
if (decimals > 0) {
boolean trimLast = true;
boolean removedDecimalPoint = false;
do {
for (String str : tickStrings) {
if (!(str.endsWith("0") || str.endsWith("."))) {
trimLast = false;
break;
}
}
if (trimLast) {
if (tickStrings[0].endsWith(".")) {
removedDecimalPoint = true;
}
for (int i = 0; i < n; i++) {
String str = tickStrings[i];
tickStrings[i] = str.substring(0, str.length() - 1);
}
}
} while (trimLast && !removedDecimalPoint);
}
// Draw ticks
int lastY = Integer.MAX_VALUE;
for (int i = 0; i < n; i++) {
long v = tickValues.get(i);
y = topMargin + h - (int) (h * (v - vMin) / (vMax - vMin));
g.drawLine(x - 2, y, x + 2, y);
String s = tickStrings[i];
if (unit == Unit.PERCENT) {
s += "%";
}
int sx = x - 6 - fm.stringWidth(s);
if (y < lastY - 13) {
if (checkLeftMargin(sx)) {
// Wait for next repaint
return;
}
g.drawString(s, sx, y + 4);
}
// Draw horizontal grid line
g.setColor(Color.lightGray);
g.drawLine(r.x + 4, y, r.x + r.width - 4, y);
g.setColor(fg);
lastY = y;
}
// Draw horizontal axis
x = leftMargin;
y = topMargin + h + 15;
g.drawLine(x, y, x + w, y);
long t1 = tMax;
if (t1 <= 0L) {
// No data yet, so draw current time
t1 = System.currentTimeMillis();
}
long tz = timeDF.getTimeZone().getOffset(t1);
long tickInterval = calculateTickInterval(w, 40, viewRangeMS);
if (tickInterval > 3 * HOUR) {
tickInterval = calculateTickInterval(w, 80, viewRangeMS);
}
long t0 = tickInterval - (t1 - viewRangeMS + tz) % tickInterval;
while (t0 < viewRangeMS) {
x = leftMargin + (int) (w * t0 / viewRangeMS);
g.drawLine(x, y - 2, x, y + 2);
long t = t1 - viewRangeMS + t0;
String str = formatClockTime(t);
g.drawString(str, x, y + 16);
// if (tickInterval > (1 * HOUR) && t % (1 * DAY) == 0) {
if ((t + tz) % (1 * DAY) == 0) {
str = formatDate(t);
g.drawString(str, x, y + 27);
}
// Draw vertical grid line
g.setColor(Color.lightGray);
g.drawLine(x, topMargin, x, topMargin + h);
g.setColor(fg);
t0 += tickInterval;
}
// Plot values
int start = 0;
int nValues = 0;
int nLists = seqs.size();
if (nLists > 0) {
nValues = seqs.get(0).size;
}
if (nValues == 0) {
g.setColor(oldColor);
return;
} else {
Sequence seq = seqs.get(0);
// Find starting point
for (int p = 0; p < seq.size; p++) {
if (times.time(p) >= tMax - viewRangeMS) {
start = p;
break;
}
}
}
// Optimization: collapse plot of more than four values per pixel
int pointsPerPixel = (nValues - start) / w;
if (pointsPerPixel < 4) {
pointsPerPixel = 1;
}
// Draw graphs
// Loop backwards over sequences because the first needs to be painted on top
for (int i = nLists - 1; i >= 0; i--) {
int x0 = leftMargin;
int y0 = topMargin + h + 1;
Sequence seq = seqs.get(i);
if (seq.isPlotted && seq.size > 0) {
// Paint twice, with white and with color
for (int pass = 0; pass < 2; pass++) {
g.setColor((pass == 0) ? Color.white : seq.color);
int x1 = -1;
long v1 = -1;
for (int p = start; p < nValues; p += pointsPerPixel) {
// Make sure we get the last value
if (pointsPerPixel > 1 && p >= nValues - pointsPerPixel) {
p = nValues - 1;
}
int x2 = (int) (w * (times.time(p) - (t1 - viewRangeMS)) / viewRangeMS);
long v2 = seq.value(p);
if (v2 >= vMin && v2 <= vMax) {
int y2 = (int) (h * (v2 - vMin) / (vMax - vMin));
if (x1 >= 0 && v1 >= vMin && v1 <= vMax) {
int y1 = (int) (h * (v1 - vMin) / (vMax - vMin));
if (y1 == y2) {
// fillrect is much faster
g.fillRect(x0 + x1, y0 - y1 - pass, x2 - x1, 1);
} else {
Graphics2D g2d = (Graphics2D) g;
Stroke oldStroke = null;
if (seq.transitionStroke != null) {
oldStroke = g2d.getStroke();
g2d.setStroke(seq.transitionStroke);
}
g.drawLine(x0 + x1, y0 - y1 - pass, x0 + x2, y0 - y2 - pass);
if (oldStroke != null) {
g2d.setStroke(oldStroke);
}
}
}
}
x1 = x2;
v1 = v2;
}
}
// Current value
long v = seq.value(seq.size - 1);
if (v >= vMin && v <= vMax) {
if (bgIsLight) {
g.setColor(seq.color);
} else {
g.setColor(fg);
}
x = r.x + r.width + 2;
y = topMargin + h - (int) (h * (v - vMin) / (vMax - vMin));
// a small triangle/arrow
g.fillPolygon(new int[] {x + 2, x + 6, x + 6}, new int[] {y, y + 3, y - 3}, 3);
}
g.setColor(fg);
}
}
int[] valueStringSlots = new int[nLists];
for (int i = 0; i < nLists; i++) valueStringSlots[i] = -1;
for (int i = 0; i < nLists; i++) {
Sequence seq = seqs.get(i);
if (seq.isPlotted && seq.size > 0) {
// Draw current value
// TODO: collapse values if pointsPerPixel >= 4
long v = seq.value(seq.size - 1);
if (v >= vMin && v <= vMax) {
x = r.x + r.width + 2;
y = topMargin + h - (int) (h * (v - vMin) / (vMax - vMin));
int y2 = getValueStringSlot(valueStringSlots, y, 2 * 10, i);
g.setFont(smallFont);
if (bgIsLight) {
g.setColor(seq.color);
} else {
g.setColor(fg);
}
String curValue = getFormattedValue(v, true);
if (unit == Unit.PERCENT) {
curValue += "%";
}
int valWidth = fm.stringWidth(curValue);
String legend = (displayLegend ? seq.name : "");
int legendWidth = fm.stringWidth(legend);
if (checkRightMargin(valWidth) || checkRightMargin(legendWidth)) {
// Wait for next repaint
return;
}
g.drawString(legend, x + 17, Math.min(topMargin + h, y2 + 3 - 10));
g.drawString(curValue, x + 17, Math.min(topMargin + h + 10, y2 + 3));
// Maybe draw a short line to value
if (y2 > y + 3) {
g.drawLine(x + 9, y + 2, x + 14, y2);
} else if (y2 < y - 3) {
g.drawLine(x + 9, y - 2, x + 14, y2);
}
}
g.setFont(oldFont);
g.setColor(fg);
}
}
g.setColor(oldColor);
}
