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);
}
/** This internal method begins a new page and prints the header. */
protected void newpage() {
page = job.getGraphics(); // Begin the new page
linenum = 0;
charnum = 0; // Reset line and char number
pagenum++; // Increment page number
page.setFont(headerfont); // Set the header font.
page.drawString(jobname, x0, headery); // Print job name left justified
String s = "- " + pagenum + " -"; // Print the page number centered.
int w = headermetrics.stringWidth(s);
page.drawString(s, x0 + (this.width - w) / 2, headery);
w = headermetrics.stringWidth(time); // Print date right justified
page.drawString(time, x0 + width - w, headery);
// Draw a line beneath the header
int y = headery + headermetrics.getDescent() + 1;
page.drawLine(x0, y, x0 + width, y);
// Set the basic monospaced font for the rest of the page.
page.setFont(font);
}
public int height() {
/* XXX: Should leading go into this, when it's mostly
* supposed to be used for one-liners? */
return (m.getAscent() + m.getDescent());
}
/**
* 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);
}
}
public void paintRegion(Graphics2D g, int x1, int y1, int w, int h) {
int h2 = h / 2;
int rad = 3;
int diam = rad * 2;
Color lg = Color.cyan;
Color dg = Color.orange;
lg = new Color(lg.getRed(), lg.getGreen(), lg.getBlue(), 75);
dg = new Color(dg.getRed(), dg.getGreen(), dg.getBlue(), 75);
/*
* Draw the Baseline
*/
g.setColor(Color.black);
g.drawLine(x1, y1 + h, x1 + w, y1 + h);
Stroke oldStroke = g.getStroke();
g.setStroke(new BasicStroke((float) 2.0));
/*
* Draw the datapoints
*/
for (ExprPoint ep : points) {
if (ep.strand == '+') {
g.setColor(lg);
} else {
g.setColor(dg);
}
g.drawOval(x1 + ep.x - rad, y1 + ep.y - rad, diam, diam);
}
g.setStroke(oldStroke);
/*
* Paint the hash marks...
*/
if (!displayOppositeChannel) {
g.setColor(Color.black);
boolean flipper = true;
for (int value = 100;
value <= scale.getMax();
value *= (flipper ? 5 : 2), flipper = !flipper) {
int yoff = getYOffset((double) value);
String line = String.format("%d", value);
int uy = y1 + h2 - yoff, ly = y1 + h2 + yoff;
g.drawLine(x1, uy, x1 + 10, uy);
g.drawString(line, x1 + 12, uy + 5);
g.drawLine(x1, ly, x1 + 10, ly);
g.drawString(line, x1 + 12, ly + 5);
}
}
/*
* Draw any selections.
*/
g.setColor(Color.black);
for (Point p : selections.keySet()) {
ExprPoint ep = selections.get(p);
g.drawLine(p.x, p.y, ep.x, ep.y);
g.drawString(ep.getLabel(), p.x, p.y);
}
/*
* Draw the label in the upper-right hand corner.
*/
g.setColor(Color.black);
Font oldFont = g.getFont();
Font newFont = new Font("Arial", Font.BOLD, 24);
g.setFont(newFont);
FontMetrics fm = g.getFontMetrics();
int lblHeight = fm.getAscent() + fm.getDescent();
int lblWidth = fm.charsWidth(label.toCharArray(), 0, label.length());
int padding = 5;
int lblx = x1 + w - lblWidth - padding;
int lbly = y1 + lblHeight + padding;
g.drawString(label, lblx, lbly);
g.setFont(oldFont);
}
public void paint(Graphics g) {
Rectangle r = bounds();
// paint the box
int width = r.width - TF_LEFT + TF_RIGHT;
if (width < 0) width = 0;
int height = r.height - TF_TOP + TF_BOTTOM;
if (height < 0) height = 0;
if (r.width > lastWidth) firstVisibleTab = 0;
lastWidth = r.width;
int col = TF_LEFT;
int row;
Color c = g.getColor();
g.setColor(getBackground());
g.fillRect(0, 0, r.width, r.height);
if (iTabsPosition == TOP) row = TF_TOP;
else row = TF_TOP - TF_BTN_HEIGHT;
// draw border
g.setColor(Color.white);
g.drawLine(col, row, (col + width - 1), row);
g.drawLine(col, row, col, (row + height - 1));
g.setColor(Color.gray);
g.drawLine((col + 2), (row + height - 2), (col + width - 2), (row + height - 2));
g.drawLine((col + width - 2), (row + 2), (col + width - 2), (row + height - 2));
g.setColor(Color.black);
g.drawLine((col + 1), (row + height - 1), (col + width - 1), (row + height - 1));
g.drawLine((col + width - 1), (row + 1), (col + width - 1), (row + height - 1));
// paint the tabs, and record areas
int x1;
int x2 = TF_LEFT + 8;
int y1;
int y2;
int x3 = 0;
int x4 = TF_LEFT;
int sze = pages.size();
String sLabel;
Font f = g.getFont();
FontMetrics fm = getFontMetrics(fReg);
FontMetrics fms = getFontMetrics(fSel);
int labelWidth = 0;
Polygon p;
int w;
NotebookPage[] npages = new NotebookPage[sze];
for (w = 0; w < sze; ++w) {
npages[w] = (NotebookPage) pages.elementAt(w);
npages[w].poly = nullPoly;
}
// make sure there is a polygon for each tab
if (firstVisibleTab > 0) x4 += 2;
int xStep = 1;
for (w = firstVisibleTab; w < sze; w++) {
int fheight = fm.getHeight() - fms.getDescent();
if (w == curIndex) fheight = fms.getHeight() - fms.getDescent();
p = new Polygon();
if (npages[w].hidden) {
y1 = TF_TOP - TF_BTN_HEIGHT;
y2 = TF_TOP - 1;
x1 = x4 - 1;
x2 = x1 + 1;
x3 = x1;
x4 = x2;
p.addPoint(x1, y1);
p.addPoint(x1, y2);
p.addPoint(x2, y2);
p.addPoint(x2, y1);
npages[w].poly = p;
// xStep++;
continue;
}
try {
sLabel = npages[w].label;
if (w == curIndex) labelWidth = fms.stringWidth(sLabel);
else labelWidth = fm.stringWidth(sLabel);
if (npages[w].img != null) labelWidth += IMAGE_SIZE;
if (iTabsPosition == TOP) {
y1 = TF_TOP - TF_BTN_HEIGHT;
y2 = TF_TOP - 1;
} else {
y1 = r.height + TF_BOTTOM + 1;
y2 = r.height + TF_BOTTOM - TF_BTN_HEIGHT;
}
if (iTabsStyle == ROUNDED) {
x1 = x4 + 2;
x2 = x1 + labelWidth + 13;
} else {
x1 = x2 - 7;
x2 = x1 + labelWidth + 28;
}
// check to see if this tab would draw too far
if ((x2 + 36 - TF_RIGHT) > r.width) break;
// draw the outside edge of the tab
if (iTabsPosition == TOP) {
// if current tab, it extends further
if (w == curIndex) {
y1 -= 3;
x1 -= 2;
}
g.setColor(Color.white);
g.drawLine(x1 + 2, y1, x2, y1);
// draw the border between tabs if not covered by the current one
g.drawLine(x1, y1 + 2, x1, y2);
x3 = x1;
g.drawLine(x1 + 1, y1 + 1, x1 + 1, y1 + 1);
g.setColor(Color.gray);
g.drawLine(x2, y1, x2, y2);
g.setColor(Color.black);
g.drawLine(x2 + 1, y1 + 2, x2 + 1, y2);
x4 = x2;
} else {
if (iTabsStyle == SQUARE) {
g.setColor(Color.gray);
g.drawLine(x1 + 9, y1, x2 - 9, y1);
g.setColor(Color.black);
// left \ slanted line
if (w == 0 || w == curIndex) {
g.drawLine(x1, y2, x1 + 9, y1);
p.addPoint(x1, y2);
} else {
g.drawLine(x1 + 4, y1 - 9, x1 + 9, y1);
p.addPoint(x1 + 9, y2);
p.addPoint(x1 + 4, y1 - 9);
}
p.addPoint(x1 + 9, y1);
p.addPoint(x2 - 9, y1);
if ((w + xStep) == curIndex) {
g.drawLine(x2 - 5, y1 - 9, x2 - 9, y1);
p.addPoint(x2 - 5, y1);
p.addPoint(x2 - 9, y2);
} else {
g.drawLine(x2, y2, x2 - 9, y1);
p.addPoint(x2, y2);
}
if (w == 1 || w == curIndex) p.addPoint(x1, y2);
else p.addPoint(x1 + 9, y2);
} else {
// if current tab, it extends further
if (w == curIndex) {
y1 += 3;
x1 -= 2;
}
g.setColor(Color.white);
if (curIndex == (w + xStep)) g.drawLine(x1 + 2, y1, x2 - 2, y1);
else g.drawLine(x1 + 2, y1, x2, y1);
// draw the border between tabs if not covered by the current one
if (curIndex != (w - xStep)) {
g.drawLine(x1, y1 - 2, x1, y2);
x3 = x1;
} else x3 = x1 + 1;
g.drawLine(x1 + 1, y1 - 1, x1 + 1, y1 - 1);
if (curIndex != (w + xStep)) {
g.setColor(Color.gray);
g.drawLine(x2, y1, x2, y2);
g.setColor(Color.black);
g.drawLine(x2 + 1, y1 - 2, x2 + 1, y2);
x4 = x2;
} else x4 = x2 - 1;
}
}
// draw the inside edge of the tab
if (w == curIndex) {
if (iTabsPosition == TOP) ++y2;
else --y2;
g.setColor(getBackground());
g.drawLine(x1 + 1, y2, x2, y2);
if (iTabsPosition == BOTTOM) g.drawLine(x1 + 1, y2 - 1, x2, y2 - 1);
g.setFont(fSel);
} else g.setFont(fReg);
// if (iTabsPosition == TOP)
if (iTabsStyle == ROUNDED) {
p.addPoint(x3 - 1, y2 + 1);
p.addPoint(x4 + 1, y2 + 1);
p.addPoint(x4 + 1, y1 - 1);
p.addPoint(x3 + 2, y1 - 1);
p.addPoint(x3 - 1, y1 + 2);
p.addPoint(x3 - 1, y2 + 1);
}
npages[w].poly = p;
g.setColor(npages[w].color);
Polygon p2 = justPolygon(p, iTabsPosition == TOP);
g.fillPolygon(p2);
// Boolean bool = (Boolean) vEnabled.elementAt(w);
// if (bool.booleanValue())
g.setColor(caption);
// else
// g.setColor(Color.gray);
int dx = (npages[w].img == null) ? 0 : IMAGE_SIZE;
int xx = x1 + 8 + dx;
int yy = y1 + 15;
if (iTabsStyle == TOP) {
} else if (iTabsStyle == ROUNDED) {
yy = y1 - 6;
} else {
xx = x1 + 14 + dx;
yy = y1 - 4;
}
int imgy = yy - fheight / 2;
if (npages[w].img != null) {
int imgH = npages[w].img.getHeight(this);
int imgW = npages[w].img.getWidth(this);
imgy = imgy - imgH / 2 + 1;
g.drawImage(npages[w].img, xx - IMAGE_SIZE - 2, imgy, imgW, imgH, this);
}
g.drawString(sLabel, xx, yy);
} catch (ArrayIndexOutOfBoundsException e) {
}
xStep = 1;
}
// do I need to show arrows because there are too many tabs???
if ((firstVisibleTab > 0) || (w < sze)) {
dbLeft.show();
dbRight.show();
if (firstVisibleTab > 0) dbLeft.enable();
else dbLeft.disable();
if (w < sze) dbRight.enable();
else dbRight.disable();
} else {
dbLeft.hide();
dbRight.hide();
}
g.setFont(f);
g.setColor(c);
if (mark && curIndex >= 0) drawMark(g, npages[curIndex].poly);
npages = null;
}