/** @see prefuse.render.AbstractShapeRenderer#getRawShape(prefuse.visual.VisualItem) */
@Override
protected Shape getRawShape(VisualItem item) {
double x1 = item.getDouble(VisualItem.X);
double y1 = item.getDouble(VisualItem.Y);
double x2 = item.getDouble(VisualItem.X2);
double y2 = item.getDouble(VisualItem.Y2);
boolean isX = item.getBoolean(DocumentGridAxisLayout.IS_X);
double midPoint = item.getDouble(DocumentGridAxisLayout.MID_POINT);
// horizontal or vertical coords should be manually held constant so that fisheye works
// properly
if (isX) {
// vertical line
m_line.setLine(x1, y1, x1, y2);
} else {
// horizontal line
m_line.setLine(x1, y1, x2, y1);
}
if (!item.canGetString(VisualItem.LABEL)) {
return m_line;
}
String label = item.getString(VisualItem.LABEL);
if (label == null) {
return m_line;
}
FontMetrics fm = DEFAULT_GRAPHICS.getFontMetrics(item.getFont());
m_ascent = fm.getAscent();
int h = fm.getHeight();
int w = fm.stringWidth(label);
double tx, ty;
int labelOffset = 10;
if (isX) {
// vertical axis
// get text x-coord, center at midPoint
// tx = x1 + (x2-x1)/2 - w/2;
// tx = midPoint + (x1+midPoint)/2 - w/2;
// tx = x1 + midPoint/2 - w/2;
// simpler approach: just add a fixed distance
tx = x1 + labelOffset;
// get text y-coord
ty = y2 - h;
} else {
// horiz axis
// get text x-coord
tx = x1 - w - 2;
// get text y-coord, center at midPoint
// ty = y1 + (y2-y1)/2 - h/2;
// ty = y1 + midPoint/2 - h/2;
// simpler approach: just add a fixed distance
ty = y1 + labelOffset;
}
m_box.setFrame(tx, ty, w, h);
return m_box;
}
public void run(double frac) {
// counters for population and urban centres
double totalPopulation = 0;
int urbanCentreCount = 0;
// iterate through all the visual items that are visible
VisualItem item = null;
Iterator items = g_vis.visibleItems("canUrban");
while (items.hasNext()) {
item = (VisualItem) items.next();
// add the population data
totalPopulation += item.getDouble("2006 Population");
// increment the counter
urbanCentreCount++;
}
// if there is only one urban centre being displayed, show its information
// in the counter display; otherwise show the number of urban centres and
// the total population
if (urbanCentreCount == 1) {
g_totalStr = item.getString("label");
} else {
g_totalStr =
NumberFormat.getIntegerInstance().format(urbanCentreCount)
+ " Cities, Total Population: "
+ NumberFormat.getIntegerInstance().format(totalPopulation);
}
// set the text in the interface element
g_total.setText(g_totalStr);
}
/**
* Given a MouseEvent, finds the VisualItem (if any) on which the event occurred.
*
* @param e
* @return item on which the MouseEvent occurred, or null if it did not occur on any item.
*/
public VisualItem findClickedItem(MouseEvent e) {
// get click coordinates
int x = e.getX();
int y = e.getY();
// translate coordinates to Prefuse region
int xOffset = 0;
int yOffset = 0;
JComponent component = display;
// recursively go through this Component's ancestors, summing offset information in order to
// get the absolute position relative to window
do {
Point visLocation = component.getLocation();
xOffset += visLocation.x;
yOffset += visLocation.y;
} while ((!component.getParent().getClass().equals(JRootPane.class))
&& (component = (JComponent) component.getParent()) != null);
x -= xOffset;
y -= yOffset;
// debug
// System.out.println("debug: "+this.getClass().getName()+": mouse click at ("+x+",
// "+y+")");
// search each item, determining which was clicked on
Iterator items = m_vis.getGroup(DATA_GROUP).tuples();
while (items.hasNext()) {
VisualItem item = (VisualItem) items.next();
double itemX = item.getX();
double itemY = item.getY();
double itemW = item.getDouble(WIDTH);
double itemH = item.getDouble(HEIGHT);
if (x >= itemX && x <= (itemX + itemW) && y >= itemY && y <= (itemY + itemH)) {
// debug
// System.out.println("debug: "+this.getClass().getName()+": match:
// ("+itemX+", "+itemY+", "+itemW+", "+itemH+")");
return item;
} else {
// debug
// System.out.println("debug: "+this.getClass().getName()+": no-match:
// ("+itemX+", "+itemY+", "+itemW+", "+itemH+")");
}
}
return null;
}
@Override
public void itemDragged(VisualItem item, MouseEvent e) {
if (!SwingUtilities.isRightMouseButton(e)) {
return;
}
if (item.getGroup().equals(m_group)) {
dragged = true;
// Display d = (Display) e.getComponent();
Display d = controller.getDocumentGrid();
d.getAbsoluteCoordinate(e.getPoint(), temp);
double dx = temp.getX() - down.getX();
double dy = temp.getY() - down.getY();
double x = item.getX();
double y = item.getY();
double w = item.getDouble(WIDTH);
double h = item.getDouble(HEIGHT);
item.setStartX(x);
item.setStartY(y);
item.setX(x + dx);
item.setY(y + dy);
item.setEndX(x + dx);
item.setEndY(y + dy);
item.setBounds(x + dx, y + dy, w, h);
if (repaint) {
item.getVisualization().repaint();
}
down.setLocation(temp);
if (action != null) {
d.getVisualization().run(action);
}
}
}
public void run(double frac) {
double total = 0;
int count = 0;
VisualItem item = null;
Iterator items = m_vis.visibleItems(m_group);
while (items.hasNext()) {
item = (VisualItem) items.next();
total += item.getDouble("Total Receipts");
++count;
}
m_totalMoney = total;
m_totalPeople = count;
if (count == 1) {
m_totalStr = item.getString("label");
} else {
m_totalStr =
count + " Candidates receiving " + NumberFormat.getCurrencyInstance().format(total);
}
m_total.setText(m_totalStr);
}
@Override
public void itemReleased(VisualItem item, MouseEvent e) {
// when right-mouse released, release the dragged document glyph
if (!SwingUtilities.isRightMouseButton(e)) {
return;
}
// debug
System.out.println("debug: " + this.getClass().getName() + ": item released");
if (dragged) {
activeItem = null;
item.setFixed(wasFixed);
dragged = false;
}
// clear the focus
Visualization vis = item.getVisualization();
vis.getFocusGroup(Visualization.FOCUS_ITEMS).clear();
// determine whether item is in same region or new region;
// if new region, call controller to update attr vals
double x = item.getX();
double y = item.getY();
double w = item.getDouble(WIDTH);
double h = item.getDouble(HEIGHT);
int newRegionX = -1;
int newRegionY = -1;
String xAttrName = docGridLayout.getXAttr();
String yAttrName = docGridLayout.getYAttr();
List<String> xCats = docGridLayout.getXCats();
List<String> yCats = docGridLayout.getYCats();
List<Integer> xCatRegionSizes = docGridLayout.getXCatRegionSizes();
List<Integer> yCatRegionSizes = docGridLayout.getYCatRegionSizes();
List<Integer> xCatPositions = docGridLayout.getXCatPositions();
List<Integer> yCatPositions = docGridLayout.getYCatPositions();
// for each region, get start and range;
for (int i = 0; i < xCats.size(); i++) {
int xRegionStart = xCatPositions.get(i);
int xRegionEnd = xRegionStart + xCatRegionSizes.get(i);
if (xRegionStart < x + (w / 2.) && x + (w / 2.) < xRegionEnd) {
newRegionX = i;
}
}
for (int i = 0; i < yCats.size(); i++) {
int yRegionStart = yCatPositions.get(i);
int yRegionEnd = yRegionStart + yCatRegionSizes.get(i);
if (yRegionStart < y + (h / 2.) && y + (h / 2.) < yRegionEnd) {
newRegionY = i;
}
}
int docID = item.getInt(DocumentGridTable.NODE_ID);
// debug
// System.out.println("debug: item moved:
// docID="+docID+"xOrig="+xCats.get(origRegionX)+", xNew="+xCats.get(newRegionX)+",
// yOrig="+yCats.get(origRegionY)+", yNew="+yCats.get(newRegionY));
// update for x and y separately
// if (origRegionX != newRegionX && newRegionX != -1) {
String newCatX = xCats.get(newRegionX);
controller.updateDocumentAttr(docID, xAttrName, newCatX);
controller.documentAttributesUpdated(docID);
// }
// if (origRegionY != newRegionY && newRegionY != -1) {
String newCatY = yCats.get(newRegionY);
controller.updateDocumentAttr(docID, yAttrName, newCatY);
controller.documentAttributesUpdated(docID);
// }
}
@Override
// public void itemPressed(VisualItem item, MouseEvent e) {
public void itemClicked(VisualItem item, MouseEvent e) {
// load (or unload) marked-up text into glasspane on rightclick
// glasspane text is now loaded on mouseover instead
// temp: zoom on selection
if (SwingUtilities.isLeftMouseButton(e)) {
if (item.canGetInt(DocumentGridTable.NODE_ID)) {
int nodeId = item.getInt(DocumentGridTable.NODE_ID);
boolean hasSelectFocus = item.getBoolean(SELECT_FOCUS);
boolean hasWidthFocus = item.getBoolean(WIDTH_FOCUS);
boolean hasHeightFocus = item.getBoolean(HEIGHT_FOCUS);
if (hasSelectFocus) {
// simply deselect the node
resetGlyphFocus();
} else {
// clear all other node selections
resetGlyphFocus();
// select this node
item.setBoolean(SELECT_FOCUS, true);
item.setBoolean(WIDTH_FOCUS, true);
item.setBoolean(HEIGHT_FOCUS, true);
}
// ensure that the layout has been reprocessed before loading glasspane
documentGridLayout.categoricalLayout();
m_vis.run(
"init"); // init is needed to run here, since sizing is tightly-bound with our
// faux-fisheye zooming
// m_vis.run("repaint");
// appear the glasspane at appropriate size & location
// get relative location of Visualization
int xOffset = 0;
int yOffset = 0;
JComponent component = display;
// recursively go through this Component's ancestors, summing offset information in order
// to get the absolute position relative to window
do {
Point visLocation = component.getLocation();
xOffset += visLocation.x;
yOffset += visLocation.y;
} while ((!component.getParent().getClass().equals(JRootPane.class))
&& (component = (JComponent) component.getParent()) != null);
// debug
// System.out.println("debug: " + this.getClass().getName() + ":
// offsets: " + xOffset + ", " + yOffset);
String attrIdStr =
colorAttrName; // TODO make highlighting more general, not just based on color!
// make sure that the clicked item is not temporarily ``disabled'' (ie, zoom state was not
// immediately toggled by a glasspane-oriented class)
if (disableNextZoomItem == null || disableNextZoomItem != item) {
disableNextZoomItem = null;
int x = (int) item.getEndX() + bufferPx + xOffset;
int y = (int) item.getEndY() + bufferPx + yOffset;
int w = (int) item.getDouble(WIDTH_END) - 2 * bufferPx;
int h = (int) item.getDouble(HEIGHT_END) - 2 * bufferPx;
// debug
System.out.println(
"debug: "
+ this.getClass().getName()
+ ": displaying sized glasspane at x="
+ x
+ ", y="
+ y
+ ", w="
+ w
+ ", h="
+ h);
glassPane.displaySizedPane((int) x, (int) y, (int) w, (int) h, item);
AbstractDocument doc = glassPane.getAbstDoc();
controller.writeDocTextWithHighlights(doc, nodeId, attrIdStr);
glassPane.setBackgroundColor(new Color(docColorAction.getColor(item)));
} else {
disableNextZoomItem = null;
}
}
}
}
@Override
public void render(Graphics2D g, VisualItem item) {
if (item.isVisible()) {
item.setShape(Constants.SHAPE_RECTANGLE);
RectangularShape shape = (RectangularShape) getShape(item);
if (shape != null) {
shape
.getBounds2D()
.setRect(
(double) item.get(VisualItem.X),
(double) item.get(VisualItem.Y),
item.getSize(),
item.getSize());
// draw basic glyph
Color strokeColor = ColorLib.getColor(item.getStrokeColor());
Color fillColor = ColorLib.getColor(item.getFillColor());
// int size = (int)item.getSize();
int x = (int) item.getX() + bufferPx;
int y = (int) item.getY() + bufferPx;
int w = (int) item.getDouble(WIDTH) - 2 * bufferPx;
int h = (int) item.getDouble(HEIGHT) - 2 * bufferPx;
g.setPaint(fillColor);
g.fillRect(x, y, w, h);
// draw string on-top of glyph, filling the glyph's area
// String s = "doc=" + item.getString(NODE_NAME) + "\n";
String s = "";
// set text: full document if no search term, else excerpts containing the search term
String queryStr = searchQ.getSearchSet().getQuery();
String focusText = item.getString(DocumentGridTable.NODE_FOCUS_TEXT);
if (queryStr != null
&& !queryStr.isEmpty()
&& focusText != null
&& !focusText.equals("null")
&& !focusText.equals("")) {
// if search query and terms present in document, use term-containing spans
s += focusText;
} else if (queryStr != null
&& !queryStr.isEmpty()
&& focusText.equals(FOCUS_SENT_SPLITTER)) {
// if search query but no terms present in document, use blank
s += "";
} else if ((queryStr == null || queryStr.isEmpty()) && item.canGetInt(NODE_ID)) {
// if no search query, build feature-oriented summary based on color attribute
s = controller.getDocumentSummary(item.getInt(NODE_ID), colorAttrName);
}
// TODO : idea: set font size dynamically based on number of active nodes? based on size
// of rect?
int fontSize = 10;
item.setFont(FontLib.getFont("Tahoma", Font.PLAIN, fontSize));
Font f = item.getFont();
// compute width, height for the given text
// NOTE: this logic has been moved into drawStringMultiline
// int[] textDims = getTextDims(g, f, s);
// debug
// System.out.println("debug: "+this.getClass().getName()+":
// drawStringMultiline at x="+x1+", y="+y1+", w="+w+", h="+h);
drawStringMultiline(g, f, s, x, y, w, h);
}
}
}
