Added a ruler at the bottom of a tiled PDF document.

--HG--
branch : develop
This commit is contained in:
Roman Telezhynskyi 2019-12-08 14:43:26 +02:00
parent bc26d545d1
commit 7fd1674a81
3 changed files with 70 additions and 19 deletions

View File

@ -34,6 +34,7 @@
- New command line option --cropWidth. Helps to crop unused width of paper.
- New feature Pattern Messages.
- [#984] Special variable "CurrentLength" for tools Cut Arc, Cut Spline and Cut Spline Path.
- Added a ruler at the bottom of a tiled PDF document.
# Version 0.6.2 (unreleased)
- [#903] Bug in tool Cut Spline path.

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@ -39,9 +39,21 @@
#include <QVector>
#include <Qt>
#include <QDebug>
#include <QFont>
#include <QFontMetrics>
#include "../vmisc/vmath.h"
#include "../vmisc/def.h"
#include "../vmisc/vabstractapplication.h"
namespace
{
//---------------------------------------------------------------------------------------------------------------------
qreal ToPixel(qreal val)
{
return val / 25.4 * PrintDPI; // Mm to pixels with current dpi.
}
}
//---------------------------------------------------------------------------------------------------------------------
VPoster::VPoster(const QPrinter *printer)
@ -84,9 +96,7 @@ QVector<QGraphicsItem *> VPoster::Borders(QGraphicsItem *parent, const PosterDat
QVector<QGraphicsItem *> data;
QPen pen(Qt::NoBrush, 1, Qt::DashLine);
QPen rulePen(Qt::NoBrush, 1, Qt::SolidLine);
pen.setColor(Qt::black);
rulePen.setColor(Qt::black);
if (img.columns == 1 && img.rows == 1)
{
@ -134,20 +144,8 @@ QVector<QGraphicsItem *> VPoster::Borders(QGraphicsItem *parent, const PosterDat
rec.x() + rec.width(), rec.y() + rec.height()-static_cast<int>(allowance));
data.append(line);
double marksCount = rec.width() / ToPixel(10);
int i = 0;
while (i < marksCount)
{
auto *ruleLine = new QGraphicsLineItem(parent);
ruleLine->setPen(rulePen);
ruleLine->setLine(rec.x() + ToPixel(10) * i,
rec.y() + rec.height()-static_cast<int>(allowance),
rec.x() + ToPixel(10) * i,
rec.y() + rec.height()-static_cast<int>(allowance) + ToPixel(2));
data.append(ruleLine);
i++;
}
// Ruler
Ruler(data, parent, rec);
// Labels
auto *labels = new QGraphicsTextItem(parent);
@ -283,7 +281,59 @@ QRect VPoster::PageRect() const
}
//---------------------------------------------------------------------------------------------------------------------
qreal VPoster::ToPixel(qreal val)
void VPoster::Ruler(QVector<QGraphicsItem *> &data, QGraphicsItem *parent, QRect rec) const
{
return val / 25.4 * PrintDPI; // Mm to pixels with current dpi.
SCASSERT(parent != nullptr)
QPen rulePen(Qt::NoBrush, 1, Qt::SolidLine);
rulePen.setColor(Qt::black);
const qreal notchHeight = ToPixel(3); // mm
const qreal shortNotchHeight = ToPixel(1.1); // mm
Unit patternUnits = qApp->patternUnit();
const qreal step = UnitConvertor(1, patternUnits, Unit::Px);
double marksCount = rec.width() / step;
int i = 0;
while (i < marksCount)
{
if (i != 0)
{ // don't need 0 notch
auto *middleRuleLine = new QGraphicsLineItem(parent);
middleRuleLine->setPen(rulePen);
middleRuleLine->setLine(rec.x() + step * i - step / 2.,
rec.y() + rec.height()-static_cast<int>(allowance),
rec.x() + step * i - step / 2.,
rec.y() + rec.height()-static_cast<int>(allowance) + shortNotchHeight);
data.append(middleRuleLine);
auto *ruleLine = new QGraphicsLineItem(parent);
ruleLine->setPen(rulePen);
ruleLine->setLine(rec.x() + step * i,
rec.y() + rec.height()-static_cast<int>(allowance),
rec.x() + step * i,
rec.y() + rec.height()-static_cast<int>(allowance) + notchHeight);
data.append(ruleLine);
}
else
{
auto *units = new QGraphicsTextItem(parent);
units->setPlainText(patternUnits == Unit::Cm || patternUnits == Unit::Mm ? tr("cm", "unit") :
tr("in", "unit"));
QFont fnt = units->font();
fnt.setPointSize(10);
qreal unitsWidth = 0;
QFontMetrics fm(fnt);
#if QT_VERSION >= QT_VERSION_CHECK(5, 11, 0)
unitsWidth = fm.horizontalAdvance(units->toPlainText());
#else
unitsWidth = fm.width(units->toPlainText());
#endif
units->setPos(rec.x() + step*0.5-unitsWidth*0.7,
rec.y() + rec.height()-static_cast<int>(allowance)-shortNotchHeight);
units->setFont(fnt);
data.append(units);
}
++i;
}
}

View File

@ -84,7 +84,7 @@ private:
QRect PageRect() const;
static qreal ToPixel(qreal val);
void Ruler(QVector<QGraphicsItem *> &data, QGraphicsItem *parent, QRect rec) const;
};
#endif // VPOSTER_H