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Merge pull request #1048 from ispyisail/feature/cell-lines

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Add an option to show the folio cell limits across the drawing
This commit is contained in:
Laurent Trinques
2026-09-26 12:26:58 +02:00
committed by GitHub
parent e82548bee9 53706a80d8
commit 852c32fc07
5 changed files with 93 additions and 2 deletions
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sources/diagramview.cpp
+68
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@@ -30,6 +30,7 @@
#include "qetgraphicsitem/conductortextitem.h"
#include "qetgraphicsitem/independenttextitem.h"
#include "qeticons.h"
#include "qetpalette.h"
#include "titleblock/integrationmovetemplateshandler.h"
#include "ui/diagrampropertiesdialog.h"
#include "ui/multipastedialog.h"
@@ -112,6 +113,7 @@ DiagramView::DiagramView(Diagram *diagram, QWidget *parent) :
m_top_ruler = new CellRuler(Qt::Horizontal, this);
m_side_ruler = new CellRuler(Qt::Vertical, this);
m_cell_rulers_shown = QSettings().value("diagrameditor/cell_rulers", false).toBool();
m_cell_lines_shown = QSettings().value("diagrameditor/cell_lines", false).toBool();
connect(&m_diagram->border_and_titleblock, &BorderTitleBlock::borderChanged, this, &DiagramView::updateCellRulers);
connect(&m_diagram->border_and_titleblock, &BorderTitleBlock::displayChanged, this, &DiagramView::updateCellRulers);
updateCellRulers();
@@ -1196,6 +1198,72 @@ void DiagramView::paintingInverted(bool inverted)
m_diagram->setInvertedLightness(inverted);
}
/**
@brief DiagramView::setCellLinesShown
Show or hide the lines that mark the columns and the rows of the folio
border across the drawing, in this view only: printing and exporting
never draw them.
@param shown
*/
void DiagramView::setCellLinesShown(bool shown)
{
m_cell_lines_shown = shown;
viewport()->update();
}
/**
@brief DiagramView::drawBackground
Reimplemented from PaletteGraphicsView: over the folio background, the
cell lines when they are shown. Dashed and faint, so they do not read
as conductors, and under every item.
@param painter
@param rect
*/
void DiagramView::drawBackground(QPainter *painter, const QRectF &rect)
{
PaletteGraphicsView::drawBackground(painter, rect);
const BorderTitleBlock &border = m_diagram->border_and_titleblock;
if (!m_cell_lines_shown || !border.borderIsDisplayed()) {
return;
}
//Where the border draws its cells, whether or not the other
//header is displayed
const QPointF origin(Diagram::margin + border.rowsHeaderWidth(),
Diagram::margin + border.columnsHeaderHeight());
const qreal right = origin.x() + border.columnsCount() * border.columnsWidth();
const qreal bottom = origin.y() + border.rowsCount() * border.rowsHeight();
QPainter *p = scenePainter(painter);
p->save();
p->setRenderHint(QPainter::Antialiasing, false);
QColor color = QET::Palette::gridDotColor(Diagram::background_color,
invertsLightness());
color.setAlpha(70);
QPen pen(color, 1, Qt::DashLine);
pen.setCosmetic(true);
p->setPen(pen);
if (border.columnsAreDisplayed()) {
for (int i = 1 ; i < border.columnsCount() ; ++i) {
const qreal x = origin.x() + i * border.columnsWidth();
if (x >= rect.left() && x <= rect.right()) {
p->drawLine(QPointF(x, origin.y()), QPointF(x, bottom));
}
}
}
if (border.rowsAreDisplayed()) {
for (int i = 1 ; i < border.rowsCount() ; ++i) {
const qreal y = origin.y() + i * border.rowsHeight();
if (y >= rect.top() && y <= rect.bottom()) {
p->drawLine(QPointF(origin.x(), y), QPointF(right, y));
}
}
}
p->restore();
}
/**
@brief DiagramView::setCellRulersShown
Show or hide the rulers that keep the column numbers and the row