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Partial code for printing in blocks of html.

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This commit is contained in:
Seeker4 2019-06-14 21:17:43 -07:00
parent cef3827658
commit aa8e3bd9e5
2 changed files with 90 additions and 50 deletions
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114
oscar/statistics.cpp
View File

@ -620,7 +620,7 @@ QString Statistics::getUserInfo () {
const QString table_width = "width=99%";
// Create the page header in HTML. Includes everything from <head> through <body>
QString Statistics::htmlHeader(bool showheader)
QString Statistics::generateHeader(bool showheader)
{
QString html = QString("<html><head>")+
"</head>"
@ -647,7 +647,7 @@ QString Statistics::htmlHeader(bool showheader)
}
// HTML for page footer
QString Statistics::htmlFooter(bool showinfo)
QString Statistics::generateFooter(bool showinfo)
{
QString html;
@ -1177,8 +1177,8 @@ QString Statistics::GenerateCPAPUsage()
// Create the HTML that will be the Statistics page.
QString Statistics::GenerateHTML()
{
htmlReportHeader = htmlHeader(true);
htmlReportFooter = htmlFooter(true);
htmlReportHeader = generateHeader(true);
htmlReportFooter = generateFooter(true);
htmlUsage = GenerateCPAPUsage();
@ -1189,69 +1189,103 @@ QString Statistics::GenerateHTML()
htmlMachineSettings = GenerateRXChanges();
htmlMachines = GenerateMachineList();
UpdateRecordsBox();
QString htmlScript = "<script type='text/javascript' language='javascript' src='qrc:/docs/script.js'></script>";
return htmlReportHeader + htmlUsage + htmlMachineSettings + htmlMachines + htmlScript + htmlReportFooter;
}
int Statistics::printBlock (QString text, QPrinter *printer, QPainter *painter, int yPos) {
QTextEdit block;
block.setVerticalScrollBarPolicy(Qt::ScrollBarAlwaysOff);
QRect rect = printer->pageRect();
block.setHtml(text);
qDebug() << "initial text dimensions, width" << block.size().width() << "height" << block.size().height();
block.resize(rect.width()/4, rect.height()/4);
block.setFrameShape(QFrame::NoFrame);
QSize dims = block.size();
qDebug() << "resized text dimensions, width" << dims.width() << "height" << dims.height();
double xscale = printer->pageRect().width()/double(block.width());
double yscale = printer->pageRect().height()/double(block.height());
double scale = qMin(xscale, yscale);
painter->translate(printer->paperRect().x() + printer->pageRect().width()/2,
printer->paperRect().y() + printer->pageRect().height()/2);
painter->scale(scale, scale);
painter->translate(-block.width()/2, -block.height()/2);
block.render(painter, QPoint(0,yPos));
return yPos;
}
// Print the Statistics page on printer
void Statistics::printReport(QWidget * parent) {
QPrinter printer(QPrinter::HighResolution);
QPrinter printer(QPrinter::HighResolution); //The QPrinter class is a paint device that paints on a printer
#ifdef Q_OS_LINUX
printer.setPrinterName("Print to File (PDF)");
printer.setOutputFormat(QPrinter::PdfFormat);
QString name = "Statistics";
QString datestr = QDate::currentDate().toString(Qt::ISODate);
QString name;
QString datestr;
// if (ui->tabWidget->currentWidget() == ui->statisticsTab) {
// name = "Statistics";
// datestr = QDate::currentDate().toString(Qt::ISODate);
// } else if (ui->tabWidget->currentWidget() == ui->helpTab) {
// name = "Help";
// datestr = QDateTime::currentDateTime().toString(Qt::ISODate);
// } else { name = "Unknown"; }
if (ui->tabWidget->currentWidget() == ui->statisticsTab) {
name = "Statistics";
datestr = QDate::currentDate().toString(Qt::ISODate);
} else { name = "Unknown"; }
QString filename = p_pref->Get("{home}/") + name + "_" + p_profile->user->userName() + "_" + datestr + ".pdf";
QString filename = p_pref->Get("{home}/" + name + "_" + p_profile->user->userName() + "_" + datestr + ".pdf");
printer.setOutputFileName(filename);
#endif
printer.setPrintRange(QPrinter::AllPages);
printer.setOrientation(QPrinter::Portrait);
// Setting default page orientation to landscape for statistics view?
// if (ui->tabWidget->currentWidget() == ui->statisticsTab) {
// printer.setOrientation(QPrinter::Landscape);
// } else {
printer.setOrientation(QPrinter::Portrait);
//}
printer.setFullPage(false); // This has nothing to do with scaling
// }
// printer.setPageSize(QPrinter::A4); // Could be QPrinter::Letter
// printer.setOutputFormat(QPrinter::PdfFormat);
printer.setFullPage(false); // Print only on printable area of page and not in non-printable margins
// printer.setFullPage(true); // Print only on printable area of page and not in non-printable margins
printer.setNumCopies(1);
printer.setResolution(1200);
//printer.setPaperSize(QPrinter::A4);
//printer.setOutputFormat(QPrinter::PdfFormat);
printer.setPageMargins(5, 5, 5, 5, QPrinter::Millimeter);
printer.setPageMargins(5, 5, 5, 5, QPrinter::Millimeter); // Set physical margins to 5 mm, which must be within printable area
// 5 mm is pretty small and less than most laser printers allow, so
// this will amount to default printer margins
// Show print dialog to user and allow them to change settings as desired
QPrintDialog pdlg(&printer, parent);
if (pdlg.exec() == QPrintDialog::Accepted) {
QTextBrowser b;
// QString size = "";
QPainter painter;
painter.begin(&printer);
QRect rect = printer.pageRect();
b.setHtml(htmlReportHeader + htmlUsage + htmlMachineSettings + htmlMachines + htmlReportFooter);
b.resize(rect.width()/4, rect.height()/4);
b.setFrameShape(QFrame::NoFrame);
double xscale = printer.pageRect().width()/double(b.width());
double yscale = printer.pageRect().height()/double(b.height());
double scale = qMin(xscale, yscale);
painter.translate(printer.paperRect().x() + printer.pageRect().width()/2, printer.paperRect().y() + printer.pageRect().height()/2);
painter.scale(scale, scale);
painter.translate(-b.width()/2, -b.height()/2);
b.render(&painter, QPoint(0,0));
int yPos = 0;
/* QTextDocument doc;
doc.setPageSize(QSizeF(printer.pageRect().size()));
doc.setDocumentMargin((qreal) 0.5);
QFont font("Times New Roman", 12);
doc.setDefaultFont(font);
doc.setHtml(htmlReportHeader + htmlUsage + htmlMachineSettings + htmlMachines + htmlReportFooter);
doc.setDefaultFont(font);
doc.print(&printer);
*/
yPos = Statistics::printBlock(htmlReportHeader + htmlUsage + htmlMachineSettings + htmlMachines + htmlReportFooter, &printer, &painter, yPos);
/* yPos = Statistics::printBlock(size+htmlReportHeader, &printer, &painter, yPos);
yPos = Statistics::printBlock(size+htmlUsage, &printer, &painter, yPos);
yPos = Statistics::printBlock(size+htmlMachineSettings, &printer, &painter, yPos);
yPos = Statistics::printBlock(size+htmlMachines, &printer, &painter, yPos);
yPos = Statistics::printBlock(size+htmlReportFooter, &printer, &painter, yPos);
*/
painter.end();
}
}

20
oscar/statistics.h
View File

@ -11,6 +11,8 @@
#include <QObject>
#include <QMainWindow>
#include <QPrinter>
#include <QPainter>
#include <QHash>
#include <QList>
#include "SleepLib/schema.h"
@ -164,12 +166,7 @@ class Statistics : public QObject
void saveRXChanges();
void updateRXChanges();
QString getUserInfo();
QString getRDIorAHIText();
QString GenerateHTML();
QString GenerateMachineList();
QString GenerateRXChanges();
QString GenerateCPAPUsage();
QString UpdateRecordsBox();
@ -177,9 +174,18 @@ class Statistics : public QObject
protected:
QString getUserInfo();
QString getRDIorAHIText();
QString htmlNoData();
QString htmlHeader(bool showheader);
QString htmlFooter(bool showinfo=true);
QString generateHeader(bool showheader);
QString generateFooter(bool showinfo=true);
QString GenerateMachineList();
QString GenerateRXChanges();
QString GenerateCPAPUsage();
static int printBlock (QString text, QPrinter *printer, QPainter *painter, int yPos);
// Using a map to maintain order
QList<StatisticsRow> rows;