org.jpedal.io.StatusBarFX Maven / Gradle / Ivy
Go to download
Show more of this group Show more artifacts with this name
Show all versions of OpenViewerFX Show documentation
Show all versions of OpenViewerFX Show documentation
An Open Source JavaFX PDF Viewer
/*
* ===========================================
* Java Pdf Extraction Decoding Access Library
* ===========================================
*
* Project Info: http://www.idrsolutions.com
* Help section for developers at http://www.idrsolutions.com/support/
*
* (C) Copyright 1997-2016 IDRsolutions and Contributors.
*
* This file is part of JPedal/JPDF2HTML5
*
This library is free software; you can redistribute it and/or
modify it under the terms of the GNU Lesser General Public
License as published by the Free Software Foundation; either
version 2.1 of the License, or (at your option) any later version.
This library is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
Lesser General Public License for more details.
You should have received a copy of the GNU Lesser General Public
License along with this library; if not, write to the Free Software
Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
*
* ---------------
* StatusBarFX.java
* ---------------
*/
package org.jpedal.io;
import javafx.application.Platform;
import javafx.scene.control.ProgressBar;
import javafx.scene.layout.Pane;
import javafx.scene.layout.StackPane;
import javafx.scene.paint.Color;
import javafx.scene.text.Text;
import javax.swing.SwingUtilities;
import org.jpedal.utils.LogWriter;
/**
* encapsulates a status bar to display progress of a page decode and messages
* for a GUI client and methods to access it -
* See org.jpedal.examples.viewer.ViewerFX for example of usage
*
*/
public class StatusBarFX
{
/**amount of detail to show*/
private static final int debug_level = 0;
/**current numeric value of Progress bar*/
double progress_size;
/**message to display*/
String current="";
/**numeric value Progress bar will count to (lines in data file)*/
private static final double progress_max_size = 100;
/**actual status bar*/
ProgressBar status;
Text statusText;
StackPane pane;
/**if there is a GUI display*/
private boolean showMessages;
/**amount done on decode*/
public float percentageDone;
/** master color for statusBar, by default is red*/
private Color masterColor;
/** boolean to show when the status has been reset*/
private boolean reset;
/**
* Initialises statusbar using default colors.
*/
public StatusBarFX()
{
initialiseStatus("");
}
/**
* Initialises statusbar using default colors.
*
* @param newColor is of type Color
*/
public StatusBarFX(final Color newColor)
{
masterColor=newColor;
initialiseStatus("");
}
////////////////////////////////////////
/**
* Initiate status bar.
*
* @param current is of type String
*/
public final void initialiseStatus( final String current)
{
progress_size = 0;
status = new ProgressBar();
statusText = new Text();
pane = new StackPane();
status.setMaxSize(Double.MAX_VALUE, Double.MAX_VALUE);
pane.setMaxSize(Double.MAX_VALUE, Double.MAX_VALUE);
pane.getChildren().add(status);
pane.getChildren().add(statusText);
if(masterColor!=null) {
final int r = (int)(255*masterColor.getRed());
final int g = (int)(255*masterColor.getGreen());
final int b = (int)(255*masterColor.getBlue());
status.setStyle("-fx-background:rgb(" + r + ',' + g + ',' + b + ");");
}
//show that somethings happerning but not sure how long for
//status.setIndeterminate(true);
// status.setStringPainted( true );
// status.setMaximum( progress_max_size );
// status.setMinimum( 0 );
updateStatus( current, 4 );
}
////////////////////////////////////////
/**
* Update status if client being used also writes to log (called internally
* as file decoded).
*
* @param progress_bar is of type String
* @param debug_level_to_use is of type int
*/
public final void updateStatus( final String progress_bar, final int debug_level_to_use )
{
current=progress_bar;
//update status if in client
if(showMessages)
{
SwingUtilities.invokeLater(new Runnable(){
@Override
public void run(){
statusText.setText( current );
status.setProgress(progress_size / progress_max_size);
}
});
}
if( debug_level > debug_level_to_use) {
LogWriter.writeLog(progress_bar);
}
}
/////////////////////////////////////////////
/**
* Return handle on status bar so it can be displayed.
*
* @return Component
*/
public final Pane getStatusObject()
{
return pane;
}
/**
* Set progress value (called internally as page decoded).
*
* @param size is of type int
*/
public final void setProgress( final int size )
{
reset=false;
if(status!=null){
if(size==0) {
progress_size = 0;
}
if( progress_size < size ) {
progress_size = size;
}
//if( showMessages == true ){
Platform.runLater(new Runnable() {
@Override
public void run(){
status.setProgress(progress_size / progress_max_size);
}
});
}
}
////////////////////////////////////////
/**
* set progress value (called internally as page decoded)
*
* @param message The message displayed while the page decoding progresses
* @param size The size of page decoding progress
*/
public final void setProgress( final String message, final int size )
{
reset=false;
if(status!=null){
if(size==0) {
progress_size = 0;
}
if( progress_size < size ) {
progress_size = size;
}
//if( showMessages == true ){
Platform.runLater(new Runnable() {
@Override
public void run(){
statusText.setText(message);
status.setProgress(progress_size / progress_max_size);
}
});
}
}
////////////////////////////////////////////////////////////
/**
* Reset status bar.
*
* @param current is of type String
*/
public final void resetStatus( final String current )
{
reset = true;
progress_size = 0;
updateStatus( current, 4 );
}
//////////////////////////
/**
* set client flag to display
*/
public final void setClientDisplay()
{
showMessages = true;
}
public void setVisible(final boolean visible){
pane.setVisible(visible);
}
public void setDisable(final boolean enable){
pane.setDisable(enable);
}
public boolean isVisible(){
return pane.isVisible();
}
public boolean isDisable(){
return pane.isDisabled();
}
public boolean isDone() {
return reset || progress_size >= progress_max_size;
}
}
© 2015 - 2024 Weber Informatics LLC | Privacy Policy