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Fix drawing vertical lines in grid chart

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This commit is contained in:
Emil Sawicki
2022-01-29 08:57:50 +01:00
parent 2452e37334
commit 25dff69679
2 changed files with 21 additions and 11 deletions
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11
limereport/items/charts/lrgridlineschart.cpp
View File

@@ -21,14 +21,21 @@ void GridLinesChart::paintChart(QPainter *painter, QRectF chartRect)
)
);
const qreal barsShift = calcRect.height();
const qreal topOffset = painter->fontMetrics().height() * (m_chartItem->horizontalAxisOnTop() ? 1 : -1);
const QRectF gridRect = chartRect.adjusted(
const qreal topOffset = painter->fontMetrics().height();
QRectF gridRect = chartRect.adjusted(
hPadding,
vPadding + valuesVMargin + topOffset,
-hPadding * 3,
-(vPadding + barsShift)
);
if (!m_chartItem->horizontalAxisOnTop()) {
// Draw labels above the grid
const qreal height = calcRect.height();
calcRect.setBottom(gridRect.top());
calcRect.setTop(calcRect.bottom() - height);
}
paintGrid(painter, gridRect);
paintSerialLines(

21
limereport/items/lrchartitem.cpp
View File

@@ -838,12 +838,15 @@ void AbstractSeriesChart::paintGrid(QPainter *painter, QRectF gridRect)
const int yAxisSegmentCount = yAxisData.segmentCount();
const int yAxisLineCount = yAxisSegmentCount + 1;
const qreal gridOffset = hPadding(gridRect);
const int fontHeight = painter->fontMetrics().height();
const int halfFontHeight = fontHeight / 2;
const QSizeF gridOffset = QSizeF(hPadding(gridRect), vPadding(gridRect));
const qreal valuesHMargin = this->valuesHMargin(painter);
const qreal vStep = gridRect.height() / yAxisSegmentCount;
const qreal hStep = (gridRect.width() - valuesHMargin - gridOffset) / xAxisSegmentCount;
const qreal hStep = (gridRect.width() - valuesHMargin - gridOffset.width()) / xAxisSegmentCount;
const qreal textPositionHOffset = valuesHMargin * 0.2;
// TODO_ES horizontal axis labels doesn't adapt font
painter->setFont(adaptValuesFont(hStep-4, painter->font()));
@@ -853,37 +856,37 @@ void AbstractSeriesChart::paintGrid(QPainter *painter, QRectF gridRect)
const qreal y = vStep * i;
const bool drawFullLine = m_chartItem->gridChartLines() & ChartItem::HorizontalLine
|| i == 0 || i == xAxisSegmentCount;
painter->drawText(QRectF(gridRect.bottomLeft()-QPointF(halfFontHeight, y + halfFontHeight),
painter->drawText(QRectF(gridRect.bottomLeft()-QPointF(textPositionHOffset, y + halfFontHeight),
QSizeF(valuesHMargin,fontHeight)),
axisLabel(i, yAxisData),
verticalTextOption);
QPointF lineEndPos = gridRect.bottomRight() - QPointF(0, y);
if (!drawFullLine) {
lineEndPos.setX(gridRect.left() + valuesHMargin + gridOffset);
lineEndPos.setX(gridRect.left() + valuesHMargin + gridOffset.width());
}
painter->drawLine(gridRect.bottomLeft() - QPointF(-valuesHMargin, y), lineEndPos);
}
// Horizontal axis lines
for (int i = 0 ; i < xAxisLineCount ; i++) {
const qreal x = gridRect.left() + hStep * i + valuesHMargin + gridOffset;
const qreal x = gridRect.left() + hStep * i + valuesHMargin + gridOffset.width();
const bool drawFullLine = m_chartItem->gridChartLines() & ChartItem::VerticalLine
|| i == 0 || i == xAxisSegmentCount;
const QString text = axisLabel(i, xAxisData);
if (m_chartItem->horizontalAxisOnTop()) {
painter->drawLine(x, gridRect.top() - gridOffset,
painter->drawLine(x, gridRect.top() - gridOffset.height(),
x, (drawFullLine ? gridRect.bottom() : gridRect.top()));
painter->drawText(QRectF(x - painter->fontMetrics().width(text) / 2,
gridRect.top() - (fontHeight + gridOffset),
gridRect.top() - (fontHeight + gridOffset.height()),
hStep, fontHeight),
text);
} else {
painter->drawLine(x, gridRect.bottom() + gridOffset,
painter->drawLine(x, gridRect.bottom() + gridOffset.height(),
x, (drawFullLine ? gridRect.top() : gridRect.bottom()));
painter->drawText(QRectF(x - painter->fontMetrics().width(text) / 2,
gridRect.bottom() + halfFontHeight + gridOffset,
gridRect.bottom() + halfFontHeight * 0 + gridOffset.height(),
hStep, fontHeight),
text);
}