valentina/src/app/puzzle/scene/vpgraphicstilegrid.cpp

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#include "vpgraphicstilegrid.h"
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#include "../vptilefactory.h"
#include "../layout/vplayout.h"
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#include "../layout/vpsheet.h"
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namespace
{
constexpr qreal penWidth = 1;
}
//---------------------------------------------------------------------------------------------------------------------
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VPGraphicsTileGrid::VPGraphicsTileGrid(const VPLayoutPtr &layout, const QUuid &sheetUuid, QGraphicsItem *parent):
QGraphicsItem(parent),
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m_layout(layout),
m_sheetUuid(sheetUuid)
{
}
//---------------------------------------------------------------------------------------------------------------------
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auto VPGraphicsTileGrid::boundingRect() const -> QRectF
{
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VPLayoutPtr layout = m_layout.toStrongRef();
if(not layout.isNull() && layout->LayoutSettings().GetShowTiles())
{
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VPSheetPtr sheet = layout->GetSheet(m_sheetUuid);
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QMarginsF sheetMargins;
if (not sheet.isNull() && not sheet->IgnoreMargins())
{
sheetMargins = sheet->GetSheetMargins();
}
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qreal xScale = layout->LayoutSettings().HorizontalScale();
qreal yScale = layout->LayoutSettings().VerticalScale();
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qreal width = layout->TileFactory()->DrawingAreaWidth() - VPTileFactory::tileStripeWidth;
qreal height = layout->TileFactory()->DrawingAreaHeight() - VPTileFactory::tileStripeWidth;
QRectF rect(sheetMargins.left(), sheetMargins.top(),
layout->TileFactory()->ColNb(sheet) * (width / xScale),
layout->TileFactory()->RowNb(sheet) * (height / yScale));
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constexpr qreal halfPenWidth = penWidth/2.;
return rect.adjusted(-halfPenWidth, -halfPenWidth, halfPenWidth, halfPenWidth);
}
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return {};
}
//---------------------------------------------------------------------------------------------------------------------
void VPGraphicsTileGrid::paint(QPainter *painter, const QStyleOptionGraphicsItem *option, QWidget *widget)
{
Q_UNUSED(widget);
Q_UNUSED(option);
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VPLayoutPtr layout = m_layout.toStrongRef();
if(not layout.isNull() && layout->LayoutSettings().GetShowTiles())
{
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VPSheetPtr sheet = layout->GetSheet(m_sheetUuid);
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QMarginsF sheetMargins;
if (not sheet.isNull() && not sheet->IgnoreMargins())
{
sheetMargins = sheet->GetSheetMargins();
}
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QPen pen(QColor(255,0,0,127), penWidth, Qt::SolidLine, Qt::RoundCap, Qt::RoundJoin);
pen.setCosmetic(true);
pen.setStyle(Qt::DashLine);
QBrush noBrush(Qt::NoBrush);
painter->setPen(pen);
painter->setBrush(noBrush);
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qreal xScale = layout->LayoutSettings().HorizontalScale();
qreal yScale = layout->LayoutSettings().VerticalScale();
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const qreal width = (layout->TileFactory()->DrawingAreaWidth() - VPTileFactory::tileStripeWidth) / xScale;
const qreal height = (layout->TileFactory()->DrawingAreaHeight() - VPTileFactory::tileStripeWidth) / yScale;
const int nbCol = layout->TileFactory()->ColNb(sheet);
const int nbRow = layout->TileFactory()->RowNb(sheet);
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for(int i=0;i<=nbCol;++i)
{
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// vertical lines
painter->drawLine(QPointF(sheetMargins.left()+i*width, sheetMargins.top()),
QPointF(sheetMargins.left()+i*width, sheetMargins.top() + nbRow*height));
}
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for(int j=0;j<=nbRow;++j)
{
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// horizontal lines
painter->drawLine(QPointF(sheetMargins.left(), sheetMargins.top()+j*height),
QPointF(sheetMargins.left()+nbCol*width, sheetMargins.top()+j*height));
}
}
}