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/* This file is part of the KDE project
* SPDX-FileCopyrightText: 2006 Thomas Zander <zander@kde.org>
* SPDX-FileCopyrightText: 2011 Stuart Dickson <stuart@furkinfantastic.net>
*
* SPDX-License-Identifier: LGPL-2.0-or-later
*/
#include "KoTextBlockBorderData.h"
#include <QPainter>
#include "TextDebug.h"
struct Edge {
Edge()
: distance(0.0)
{
innerPen.setWidthF(0.);
outerPen.setWidthF(0.);
}
QPen innerPen;
QPen outerPen;
qreal distance;
};
class Q_DECL_HIDDEN KoTextBlockBorderData::Private
{
public:
Private()
: refCount(0)
, mergeWithNext(true)
{
}
Edge edges[4];
QAtomicInt refCount;
bool mergeWithNext;
};
KoTextBlockBorderData::KoTextBlockBorderData(const QRectF ¶gRect)
: d(new Private())
{
/// TODO Remove parameter paragRect and update references to this constructor.
Q_UNUSED(paragRect);
}
KoTextBlockBorderData::~KoTextBlockBorderData()
{
delete d;
}
KoTextBlockBorderData::KoTextBlockBorderData(const KoTextBlockBorderData &other)
: d(new Private())
{
d->mergeWithNext = other.d->mergeWithNext;
for (int i = Top; i <= Right; i++)
d->edges[i] = other.d->edges[i];
}
void KoTextBlockBorderData::setMergeWithNext(bool merge)
{
d->mergeWithNext = merge;
}
bool KoTextBlockBorderData::hasBorders() const
{
for (int i = Top; i <= Right; i++)
if (d->edges[i].outerPen.widthF() > 0.0)
return true;
return false;
}
bool KoTextBlockBorderData::operator==(const KoTextBlockBorderData &border) const
{
return equals(border);
}
bool KoTextBlockBorderData::equals(const KoTextBlockBorderData &border) const
{
if (!d->mergeWithNext) {
return false;
}
for (int i = Top; i <= Right; i++) {
if (d->edges[i].outerPen != border.d->edges[i].outerPen)
return false;
if (d->edges[i].innerPen != border.d->edges[i].innerPen)
return false;
if (qAbs(d->edges[i].distance - border.d->edges[i].distance) > 1E-10)
return false;
}
return true;
}
void KoTextBlockBorderData::paint(QPainter &painter, const QRectF &bounds) const
{
QRectF innerBounds = bounds;
if (d->edges[Top].outerPen.widthF() > 0) {
QPen pen = d->edges[Top].outerPen;
painter.setPen(pen);
const qreal t = bounds.top() + pen.widthF() / 2.0;
painter.drawLine(QLineF(bounds.left(), t, bounds.right(), t));
innerBounds.setTop(bounds.top() + d->edges[Top].distance + pen.widthF());
}
if (d->edges[Bottom].outerPen.widthF() > 0) {
QPen pen = d->edges[Bottom].outerPen;
painter.setPen(pen);
const qreal b = bounds.bottom() - pen.widthF() / 2.0;
innerBounds.setBottom(bounds.bottom() - d->edges[Bottom].distance - pen.widthF());
painter.drawLine(QLineF(bounds.left(), b, bounds.right(), b));
}
if (d->edges[Left].outerPen.widthF() > 0) {
QPen pen = d->edges[Left].outerPen;
painter.setPen(pen);
const qreal l = bounds.left() + pen.widthF() / 2.0;
innerBounds.setLeft(bounds.left() + d->edges[Left].distance + pen.widthF());
painter.drawLine(QLineF(l, bounds.top(), l, bounds.bottom()));
}
if (d->edges[Right].outerPen.widthF() > 0) {
QPen pen = d->edges[Right].outerPen;
painter.setPen(pen);
const qreal r = bounds.right() - pen.widthF() / 2.0;
innerBounds.setRight(bounds.right() - d->edges[Right].distance - pen.widthF());
painter.drawLine(QLineF(r, bounds.top(), r, bounds.bottom()));
}
// inner lines
if (d->edges[Top].innerPen.widthF() > 0) {
QPen pen = d->edges[Top].innerPen;
painter.setPen(pen);
const qreal t = innerBounds.top() + pen.widthF() / 2.0;
painter.drawLine(QLineF(innerBounds.left(), t, innerBounds.right(), t));
}
if (d->edges[Bottom].innerPen.widthF() > 0) {
QPen pen = d->edges[Bottom].innerPen;
painter.setPen(pen);
const qreal b = innerBounds.bottom() - pen.widthF() / 2.0;
painter.drawLine(QLineF(innerBounds.left(), b, innerBounds.right(), b));
}
if (d->edges[Left].innerPen.widthF() > 0) {
QPen pen = d->edges[Left].innerPen;
painter.setPen(pen);
const qreal l = innerBounds.left() + pen.widthF() / 2.0;
painter.drawLine(QLineF(l, innerBounds.top(), l, innerBounds.bottom()));
}
if (d->edges[Right].innerPen.widthF() > 0) {
QPen pen = d->edges[Right].innerPen;
painter.setPen(pen);
const qreal r = innerBounds.right() - pen.widthF() / 2.0;
painter.drawLine(QLineF(r, innerBounds.top(), r, innerBounds.bottom()));
}
}
qreal KoTextBlockBorderData::inset(Side side) const
{
return d->edges[side].outerPen.widthF() + d->edges[side].distance + d->edges[side].innerPen.widthF();
}
void KoTextBlockBorderData::setEdge(Side side,
const QTextBlockFormat &bf,
KoParagraphStyle::Property style,
KoParagraphStyle::Property width,
KoParagraphStyle::Property color,
KoParagraphStyle::Property space,
KoParagraphStyle::Property innerWidth)
{
Edge edge;
KoBorder::BorderStyle borderStyle;
borderStyle = static_cast<KoBorder::BorderStyle>(bf.intProperty(style));
switch (borderStyle) {
case KoBorder::BorderDotted:
edge.innerPen.setStyle(Qt::DotLine);
break;
case KoBorder::BorderDashed:
edge.innerPen.setStyle(Qt::DashLine);
break;
case KoBorder::BorderDashDot:
edge.innerPen.setStyle(Qt::DashDotLine);
break;
case KoBorder::BorderDashDotDot:
edge.innerPen.setStyle(Qt::DashDotDotLine);
break;
case KoBorder::BorderGroove: /* TODO */
break;
case KoBorder::BorderRidge: /* TODO */
break;
case KoBorder::BorderInset: /* TODO */
break;
case KoBorder::BorderOutset: /* TODO */
break;
default:
edge.innerPen.setStyle(Qt::SolidLine);
}
edge.innerPen.setColor(bf.colorProperty(color));
edge.innerPen.setJoinStyle(Qt::MiterJoin);
edge.innerPen.setCapStyle(Qt::FlatCap);
edge.outerPen = edge.innerPen;
edge.outerPen.setWidthF(bf.doubleProperty(width)); // TODO check if this does not need any conversion
edge.distance = bf.doubleProperty(space);
edge.innerPen.setWidthF(bf.doubleProperty(innerWidth));
d->edges[side] = edge;
}
bool KoTextBlockBorderData::ref()
{
return d->refCount.ref();
}
bool KoTextBlockBorderData::deref()
{
return d->refCount.deref();
}
int KoTextBlockBorderData::useCount() const
{
return d->refCount;
}
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