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// #include <iostream>
#include <qdatetime.h>
#include <qpaintdevicemetrics.h>
#include <qpainter.h>
#include <kglobal.h>
#include <klocale.h> // i18n
#include "karmutility.h" // formatTime()
#include "print.h"
#include "task.h"
#include "taskview.h"
const int levelIndent = 10;
MyPrinter::MyPrinter(const TaskView *taskView)
{
_taskView = taskView;
}
void MyPrinter::print()
{
// FIXME: make a better caption for the printingdialog
if (setup(0L, i18n("Print Times"))) {
// setup
QPainter painter(this);
QPaintDeviceMetrics deviceMetrics(this);
QFontMetrics metrics = painter.fontMetrics();
pageHeight = deviceMetrics.height();
int pageWidth = deviceMetrics.width();
xMargin = margins().width();
yMargin = margins().height();
yoff = yMargin;
lineHeight = metrics.height();
// Calculate the totals
// Note the totals are only calculated at the top most levels, as the
// totals are increased together with its children.
int totalTotal = 0;
int sessionTotal = 0;
for (Task* task = _taskView->first_child();
task;
task = static_cast<Task *>(task->nextSibling())) {
totalTotal += task->totalTime();
sessionTotal += task->totalSessionTime();
}
// Calculate the needed width for each of the fields
timeWidth = QMAX(metrics.width(i18n("Total")),
metrics.width(formatTime(totalTotal)));
sessionTimeWidth = QMAX(metrics.width(i18n("Session")),
metrics.width(formatTime(sessionTotal)));
nameFieldWidth = pageWidth - xMargin - timeWidth - sessionTimeWidth - 2*5;
int maxReqNameFieldWidth= metrics.width(i18n("Task Name "));
for ( Task* task = _taskView->first_child();
task;
task = static_cast<Task *>(task->nextSibling()))
{
int width = calculateReqNameWidth(task, metrics, 0);
maxReqNameFieldWidth = QMAX(maxReqNameFieldWidth, width);
}
nameFieldWidth = QMIN(nameFieldWidth, maxReqNameFieldWidth);
int realPageWidth = nameFieldWidth + timeWidth + sessionTimeWidth + 2*5;
// Print the header
QFont origFont, newFont;
origFont = painter.font();
newFont = origFont;
newFont.setPixelSize( static_cast<int>(origFont.pixelSize() * 1.5) );
painter.setFont(newFont);
int height = metrics.height();
QString now = KGlobal::locale()->formatDateTime(QDateTime::currentDateTime());
painter.drawText(xMargin, yoff, pageWidth, height,
QPainter::AlignCenter,
i18n("KArm - %1").arg(now));
painter.setFont(origFont);
yoff += height + 10;
// Print the second header.
printLine(i18n("Total"), i18n("Session"), i18n("Task Name"), painter, 0);
yoff += 4;
painter.drawLine(xMargin, yoff, xMargin + realPageWidth, yoff);
yoff += 2;
// Now print the actual content
for ( Task* task = _taskView->first_child();
task;
task = static_cast<Task *>(task->nextSibling()) )
{
printTask(task, painter, 0);
}
yoff += 4;
painter.drawLine(xMargin, yoff, xMargin + realPageWidth, yoff);
yoff += 2;
// Print the Totals
printLine( formatTime( totalTotal ),
formatTime( sessionTotal ),
QString(), painter, 0);
}
}
int MyPrinter::calculateReqNameWidth( Task* task,
QFontMetrics &metrics,
int level)
{
int width = metrics.width(task->name()) + level * levelIndent;
for ( Task* subTask = task->firstChild();
subTask;
subTask = subTask->nextSibling() ) {
int subTaskWidth = calculateReqNameWidth(subTask, metrics, level+1);
width = QMAX(width, subTaskWidth);
}
return width;
}
void MyPrinter::printTask(Task *task, QPainter &painter, int level)
{
QString time = formatTime(task->totalTime());
QString sessionTime = formatTime(task->totalSessionTime());
QString name = task->name();
printLine(time, sessionTime, name, painter, level);
for ( Task* subTask = task->firstChild();
subTask;
subTask = subTask->nextSibling())
{
printTask(subTask, painter, level+1);
}
}
void MyPrinter::printLine( QString total, QString session, QString name,
QPainter &painter, int level )
{
int xoff = xMargin + 10 * level;
painter.drawText( xoff, yoff, nameFieldWidth, lineHeight,
QPainter::AlignLeft, name);
xoff = xMargin + nameFieldWidth;
painter.drawText( xoff, yoff, sessionTimeWidth, lineHeight,
QPainter::AlignRight, session);
xoff += sessionTimeWidth+ 5;
painter.drawText( xoff, yoff, timeWidth, lineHeight,
QPainter::AlignRight, total);
xoff += timeWidth+5;
yoff += lineHeight;
if (yoff + 2* lineHeight > pageHeight) {
newPage();
yoff = yMargin;
}
}
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