LinearizedSupport(final DocumentPanel docpanel) {
this.docpanel = docpanel;
PDF pdf = docpanel.getPDF();
supportmap = new HashMap<Integer, Support>();
if (pdf != null) {
int numpages = pdf.getNumberOfPages();
for (int i = 0; i < numpages; i++) {
LoadState state = pdf.getLoadState(i);
if (state != null) {
supportmap.put(Integer.valueOf(i), new Support(state));
}
}
final LoadState state = pdf.getLoadState(-1);
if (state != null) {
supportmap.put(null, new Support(state));
Thread t =
new Thread() {
public void run() {
float oldprogress = (float) state.getBytesRemaining() / state.getBytes();
while (state.getBytesRemaining() > 0) {
float progress = (float) state.getBytesRemaining() / state.getBytes();
if (progress != oldprogress) {
docpanel.firePropertyChange("loadProgress", oldprogress, progress);
oldprogress = progress;
}
try {
Thread.sleep(1000);
} catch (InterruptedException e) {
}
}
docpanel.firePropertyChange("loadProgress", oldprogress, 1);
}
};
t.setDaemon(true);
t.start();
}
pdf.addPropertyChangeListener(this);
triggerqueue = new ArrayList<Runnable>();
}
}
public void setDocumentPanel(DocumentPanel panel) {
super.setDocumentPanel(panel);
scrollPane.getHorizontalScrollBar().setUnitIncrement(mouseWheelUnit);
scrollPane.getVerticalScrollBar().setUnitIncrement(mouseWheelUnit);
PDF pdf = panel == null ? null : panel.getPDF();
if (pdf != this.pdf) {
view.cleanup();
this.pdf = pdf;
if (pdf != null) {
SwingUtilities.invokeLater(
new Runnable() {
public void run() {
PDFPage page = getDocumentPanel().getPage();
if (page == null) {
page = getDocumentPanel().getPDF().getPage(0);
}
setPage(page, Double.NaN, Double.NaN, getZoom());
}
});
}
}
}