void TextContent::setShapeEditing(bool enabled)
{
if (enabled) {
// shape editor on
if (!m_shapeEditor->isVisible()) {
m_shapeEditor->show();
emit notifyShapeEditing(true);
}
// begin new shape
if (!hasShape()) {
// use caching only when drawing shaped [disabled because updates are wrong when cached!]
//setCacheMode(enabled ? QGraphicsItem::DeviceCoordinateCache : QGraphicsItem::NoCache);
// use new shape
setShapePath(m_shapeEditor->shape());
emit notifyHasShape(true);
}
} else {
// shape editor off
if (m_shapeEditor->isVisible()) {
m_shapeEditor->hide();
emit notifyShapeEditing(false);
}
}
}
void SelectedItem::updateGeometry(int, int)
{
if (hasShape())
{
getShape()->setInnerSize(selectedItem_->width(), selectedItem_->height());
QPointF pos = QPointF( getShape()->contentLeft(), getShape()->contentTop() );
setPos(selectedItem_->mapToScene(0,0) - pos);
}
}
void TextContent::toXml(QDomElement & contentElement, const QDir & baseDir) const
{
AbstractContent::toXml(contentElement, baseDir);
contentElement.setTagName("text");
// save text properties
QDomDocument doc = contentElement.ownerDocument();
QDomElement domElement;
QDomText text;
// save text (in html)
domElement = doc.createElement("html-text");
contentElement.appendChild(domElement);
text = doc.createTextNode(m_text->toHtml());
domElement.appendChild(text);
// save default font
domElement = doc.createElement("default-font");
domElement.setAttribute("font-family", m_text->defaultFont().family());
domElement.setAttribute("font-size", m_text->defaultFont().pointSize());
contentElement.appendChild(domElement);
// save shape and control points
QDomElement shapeElement = doc.createElement("shape");
shapeElement.setAttribute("enabled", hasShape());
contentElement.appendChild(shapeElement);
if (hasShape()) {
QList<QPointF> cp = m_shapeEditor->controlPoints();
domElement = doc.createElement("control-points");
shapeElement.appendChild(domElement);
domElement.setAttribute("one", QString::number(cp[0].x())
+ " " + QString::number(cp[0].y()));
domElement.setAttribute("two", QString::number(cp[1].x())
+ " " + QString::number(cp[1].y()));
domElement.setAttribute("three", QString::number(cp[2].x())
+ " " + QString::number(cp[2].y()));
domElement.setAttribute("four", QString::number(cp[3].x())
+ " " + QString::number(cp[3].y()));
}
}
void CursorShapeItem::updateGeometry(int, int)
{
if (hasShape())
{
getShape()->setInnerSize(size_.width(), size_.height());
if (useCenter_)
{
QPointF pos = QPointF( getShape()->contentLeft(), getShape()->contentTop() );
setPos(center_ - pos);
}
else setPos(topLeft_);
}
}
vec2 SpriteDef::calculateSizeFromShapeData () const
{
if (_shapeSizeCalculated)
return _cachedShapeSize;
if (!hasShape()) {
_cachedShapeSize = vec2_zero;
_shapeSizeCalculated = true;
return _cachedShapeSize;
}
const vec2 mins = getMins();
const vec2 maxs = getMaxs();
_cachedShapeSize = vec2(maxs.x - mins.x, maxs.y - mins.y);
_shapeSizeCalculated = true;
return _cachedShapeSize;
}
QWidget * TextContent::createPropertyWidget(ContentProperties * __p)
{
TextProperties * tp = __p ? (TextProperties *)__p : new TextProperties;
AbstractContent::createPropertyWidget(tp);
// remove for 0.9 ### put this back for 1.0
delete tp->tShakeLess;
delete tp->tShakeMore;
// properties link
new PE_AbstractButton(tp->tEditShape, this, "shapeEditing", tp);
tp->tClearShape->setVisible(hasShape()); // link "hasShape" in a custom way
connect(this, SIGNAL(notifyHasShape(bool)), tp->tClearShape, SLOT(setVisible(bool)));
connect(tp->tClearShape, SIGNAL(clicked()), this, SLOT(clearShape()));
return tp;
}
void Layout::setInnerSize(int width_, int height_)
{
if (isEmpty() && !style()->drawShapeWhenEmpty()) setSize(0,0);
else
{
if ( hasShape() )
{
getShape()->setOffset(style()->leftMargin(), style()->topMargin());
getShape()->setInnerSize(width_, height_);
setWidth(width() + style()->rightMargin());
setHeight(height() + style()->bottomMargin());
}
else
{
setWidth(width_ + style()->leftMargin() + style()->rightMargin());
setHeight(height_ + style()->topMargin() + style()->bottomMargin());
}
}
}
void ControlFlowItem::paint(QPainter *painter, const QStyleOptionGraphicsItem *option, QWidget *widget)
{
Item::paint(painter, option, widget);
int xOffset = 0;
int yOffset = 0;
if (hasShape())
{
xOffset = getShape()->contentLeft();
yOffset = getShape()->contentTop();
}
painter->setPen( style()->pin());
painter->translate( xOffset + style()->pin().width()/2.0, yOffset + style()->pin().width()/2.0);
for(int i = 0; i < connectors_.size(); ++i)
{
painter->drawPath( connector(connectors_.at(i), arrowEndings_.at(i)) );
}
}
int Layout::yOffset() const
{
if ( hasShape() ) return getShape()->contentTop();
else return style()->topMargin();
}
int Layout::xOffset() const
{
if ( hasShape() ) return getShape()->contentLeft();
else return style()->leftMargin();
}
void TextContent::updateTextConstraints()
{
// 1. actual content stretch
double prevXScale = 1.0;
double prevYScale = 1.0;
/* if (m_textRect.width() > 0 && m_textRect.height() > 0) {
QRect cRect = contentRect();
prevXScale = (qreal)cRect.width() / (qreal)m_textRect.width();
prevYScale = (qreal)cRect.height() / (qreal)m_textRect.height();
}*/
// 2. LAYOUT TEXT. find out Block rects and Document rect
int minCharSide = 0;
m_blockRects.clear();
m_textRect = QRect(0, 0, 0, 0);
for (QTextBlock tb = m_text->begin(); tb.isValid(); tb = tb.next()) {
if (!tb.isVisible())
continue;
// 2.1.A. calc the Block size uniting Fragments bounding rects
QRect blockRect(0, 0, 0, 0);
for (QTextBlock::iterator tbIt = tb.begin(); !(tbIt.atEnd()); ++tbIt) {
QTextFragment frag = tbIt.fragment();
if (!frag.isValid())
continue;
QString text = frag.text();
if (text.trimmed().isEmpty())
continue;
QFontMetrics metrics(frag.charFormat().font());
if (!minCharSide || metrics.height() > minCharSide)
minCharSide = metrics.height();
// TODO: implement superscript / subscript (it's in charFormat's alignment)
// it must be implemented in paint too
QRect textRect = metrics.boundingRect(text);
if (textRect.left() > 9999)
continue;
if (textRect.top() < blockRect.top())
blockRect.setTop(textRect.top());
if (textRect.bottom() > blockRect.bottom())
blockRect.setBottom(textRect.bottom());
int textWidth = metrics.width(text);
blockRect.setWidth(blockRect.width() + textWidth);
}
// 2.1.B. calc the Block size of blank lines
if (tb.begin() == tb.end()) {
QFontMetrics metrics(tb.charFormat().font());
int textHeight = metrics.height();
blockRect.setWidth(1);
blockRect.setHeight(textHeight);
}
// 2.2. add the Block's margins
QTextBlockFormat tbFormat = tb.blockFormat();
blockRect.adjust(-tbFormat.leftMargin(), -tbFormat.topMargin(), tbFormat.rightMargin(), tbFormat.bottomMargin());
// 2.3. store the original block rect
m_blockRects.append(blockRect);
// 2.4. enlarge the Document rect (uniting the Block rect)
blockRect.translate(0, m_textRect.bottom() - blockRect.top() + 1);
if (blockRect.left() < m_textRect.left())
m_textRect.setLeft(blockRect.left());
if (blockRect.right() > m_textRect.right())
m_textRect.setRight(blockRect.right());
if (blockRect.top() < m_textRect.top())
m_textRect.setTop(blockRect.top());
if (blockRect.bottom() > m_textRect.bottom())
m_textRect.setBottom(blockRect.bottom());
}
m_textRect.adjust(-m_textMargin, -m_textMargin, m_textMargin, m_textMargin);
// 3. use shape-based rendering
if (hasShape()) {
#if 1
// more precise, but too close to the path
m_shapeRect = m_shapePath.boundingRect().toRect();
#else
// faster, but less precise (as it uses the controls points to determine
// the path rect, instead of the path itself)
m_shapeRect = m_shapePath.controlPointRect().toRect();
#endif
minCharSide = qBound(10, minCharSide, 500);
m_shapeRect.adjust(-minCharSide, -minCharSide, minCharSide, minCharSide);
// FIXME: layout, save layouting and calc the exact size!
//int w = m_shapeRect.width();
//int h = m_shapeRect.height();
//resizeContents(QRect(-w / 2, -h / 2, w, h));
resizeContents(m_shapeRect);
// moveBy(m_shapeRect.left(), m_shapeRect.top());
// m_shapePath.translate(-m_shapeRect.left(), -m_shapeRect.top());
//setPos(m_shapeRect.center());
return;
}
// 4. resize content keeping stretch
int w = (int)(prevXScale * (qreal)m_textRect.width());
int h = (int)(prevYScale * (qreal)m_textRect.height());
resizeContents(QRect(-w / 2, -h / 2, w, h));
}
void TextContent::drawContent(QPainter * painter, const QRect & targetRect, Qt::AspectRatioMode ratio)
{
Q_UNUSED(ratio)
// check whether we're drawing shaped
const bool shapedPaint = hasShape() && !m_shapeRect.isEmpty();
QPointF shapeOffset = m_shapeRect.topLeft();
// scale painter for adapting the Text Rect to the Contents Rect
QRect sourceRect = shapedPaint ? m_shapeRect : m_textRect;
painter->save();
painter->translate(targetRect.topLeft());
if (sourceRect.width() > 0 && sourceRect.height() > 0) {
qreal xScale = (qreal)targetRect.width() / (qreal)sourceRect.width();
qreal yScale = (qreal)targetRect.height() / (qreal)sourceRect.height();
if (!qFuzzyCompare(xScale, (qreal)1.0) || !qFuzzyCompare(yScale, (qreal)1.0))
painter->scale(xScale, yScale);
}
// shape
//const bool drawHovering = RenderOpts::HQRendering ? false : isSelected();
if (shapedPaint)
painter->translate(-shapeOffset);
//if (shapedPaint && drawHovering)
// painter->strokePath(m_shapePath, QPen(Qt::red, 0));
// TEMP - for PDF exporting - standard rich text document drawing
if (RenderOpts::PDFExporting) {
if (shapedPaint)
QMessageBox::information(0, tr("PDF Export Warning"), tr("Shaped text could not be exported in PDF"), QMessageBox::Ok);
QAbstractTextDocumentLayout::PaintContext pCtx;
m_text->documentLayout()->draw(painter, pCtx);
} else {
// manual drawing
QPointF blockPos = shapedPaint ? QPointF(0, 0) : -m_textRect.topLeft();
// 1. for each Text Block
int blockRectIdx = 0;
for (QTextBlock tb = m_text->begin(); tb.isValid(); tb = tb.next()) {
if (!tb.isVisible() || blockRectIdx > m_blockRects.size())
continue;
// 1.1. compute text insertion position
const QRect & blockRect = m_blockRects[blockRectIdx++];
QPointF iPos = shapedPaint ? blockPos : blockPos - blockRect.topLeft();
blockPos += QPointF(0, blockRect.height());
qreal curLen = 8;
// 1.2. iterate over text fragments
for (QTextBlock::iterator tbIt = tb.begin(); !(tbIt.atEnd()); ++tbIt) {
QTextFragment frag = tbIt.fragment();
if (!frag.isValid())
continue;
// 1.2.1. setup painter and metrics for text fragment
QTextCharFormat format = frag.charFormat();
QFont font = format.font();
painter->setFont(font);
painter->setPen(format.foreground().color());
painter->setBrush(Qt::NoBrush);
QFontMetrics metrics(font);
// 1.2.2. draw each character
QString text = frag.text();
foreach (const QChar & textChar, text) {
const qreal charWidth = metrics.width(textChar);
if (shapedPaint) {
// find point on shape and angle
qreal t = m_shapePath.percentAtLength(curLen);
QPointF pt = m_shapePath.pointAtPercent(t);
qreal angle = -m_shapePath.angleAtPercent(t);
if (m_shakeRadius > 0)
pt += QPointF(1 + (qrand() % m_shakeRadius) - m_shakeRadius/2, 1 + (qrand() % (2*m_shakeRadius)) - m_shakeRadius);
// draw rotated letter
painter->save();
painter->translate(pt);
painter->rotate(angle);
painter->drawText(iPos, textChar);
painter->restore();
curLen += charWidth;
} else {
painter->drawText(iPos, textChar);
iPos += QPointF(charWidth, 0);
}
}
}
}
}
painter->restore();
}
void PanelBorderLayout::updateGeometry(int, int)
{
//TODO: Find a generic way of doing this and consider performance
//Set Styles
if (top_) top_->setStyle(&style()->topStyle());
if (left_) left_->setStyle(&style()->leftStyle());
if (right_) right_->setStyle(&style()->rightStyle());
if (bottom_) bottom_->setStyle(&style()->bottomStyle());
// Get content size
int contentWidth = content_ ? content_->width() : 0;
int contentHeight = content_ ? content_->height() : 0;
// Compute middle sizes
int middleWidth = contentWidth + style()->leftInnerMargin() + style()->rightInnerMargin();
if ( left_ && !style()->isLeftProtrusionFixed()) middleWidth += left_->width() / 2;
if ( right_ ) middleWidth += right_->width() / 2;
if (style()->isLeftProtrusionFixed())
{
int extra = (left_ ? left_->width() : 0) - style()->leftProtrusion();
if (extra > 0) middleWidth += extra;
}
int maxMiddleWidth = middleWidth;
if ( top_ && top_->width() > maxMiddleWidth ) maxMiddleWidth = top_->width();
if ( bottom_ && bottom_->width() > maxMiddleWidth ) maxMiddleWidth = bottom_->width();
if ( left_ && left_->height() > contentHeight ) contentHeight = left_->height();
if ( right_ && right_->height() > contentHeight ) contentHeight = right_->height();
//Adjust the size of the content if necessary
if (content_ && content_->sizeDependsOnParent())
content_->changeGeometry(contentWidth + (maxMiddleWidth - middleWidth), contentHeight);
//Adjust panels and/or the inner size
if ( maxMiddleWidth > middleWidth ) contentWidth += maxMiddleWidth - middleWidth;
if ( top_ && maxMiddleWidth > top_->width() ) top_->changeGeometry(maxMiddleWidth, 0);
if ( bottom_ && maxMiddleWidth > bottom_->width() ) bottom_->changeGeometry(maxMiddleWidth, 0);
if ( left_ && contentHeight > left_->height() ) left_->changeGeometry(0, contentHeight);
if ( right_ && contentHeight > right_->height() ) right_->changeGeometry(0, contentHeight);
// Compute outter sizes
int outterWidth = contentWidth + style()->leftInnerMargin() + style()->rightInnerMargin();
int extraLeft = 0;
if ( style()->isLeftProtrusionFixed() && style()->leftProtrusion() > 0) extraLeft = style()->leftProtrusion();
if ( left_ && left_->width() > extraLeft) extraLeft = left_->width();
outterWidth += extraLeft;
if ( right_ ) outterWidth += right_->width();
int outterHeight = contentHeight + style()->topInnerMargin() + style()->bottomInnerMargin();
if ( top_ ) outterHeight += top_->height();
if ( bottom_ ) outterHeight += bottom_->height();
if (hasShape() && style()->shapeOnlyOnContent())
{
// If the shape must cover only the content manually set the way it should look.
// Set shape position
int x = style()->leftMargin();
if (style()->isLeftProtrusionFixed())
{
if (style()->leftProtrusion() > 0) x += style()->leftProtrusion();
}
else x += left_ ? left_->width() / 2 : 0;
int y = style()->topMargin() + (top_ ? top_->height() / 2 : 0);
getShape()->setOffset(x, y);
// Set shape size
int middleHeight = outterHeight - y - (bottom_? (bottom_->height()/2) :0);
getShape()->setOutterSize(maxMiddleWidth, middleHeight);
// Set Layout size
setWidth(outterWidth + style()->leftMargin() + style()->rightMargin());
setHeight(outterHeight + style()->topMargin() + style()->bottomMargin());
}
else setInnerSize(outterWidth, outterHeight); // Use the default method when the shape must cover the entire layout.
// Determine the right offset to use.
int xOffset = style()->leftMargin();
int yOffset = style()->rightMargin();
if (hasShape() && !style()->shapeOnlyOnContent())
{
xOffset = getShape()->contentLeft();
yOffset = getShape()->contentTop();
}
// Set positions
int xLeft = xOffset;
int xTop = xLeft;
int xContent;
int xRight;
if (style()->isLeftProtrusionFixed())
{
if ( style()->leftProtrusion() < 0) xLeft -= style()->leftProtrusion();
else xTop += style()->leftProtrusion();
xContent = xLeft + (left_ ? left_->width() : 0) + style()->leftInnerMargin();
if (xContent < xOffset + style()->leftProtrusion() + style()->leftInnerMargin())
xContent = xOffset + style()->leftProtrusion() + style()->leftInnerMargin();
}
else
{
xTop = xLeft + (left_ ? left_->width() / 2 : 0);
xContent = xLeft + (left_ ? left_->width() : 0) + style()->leftInnerMargin();
}
xRight = xContent + (content_ ? content_->width() : 0) + style()->rightInnerMargin();
int yTop = yOffset;
int yContent = yTop + (top_ ? top_->height() : 0) + style()->topInnerMargin();
int yBottom = yContent + contentHeight + style()->bottomInnerMargin();
if ( top_ ) top_->setPos(xTop, yTop);
if ( left_ ) left_->setPos(xLeft, yContent);
if ( content_ ) content_->setPos(xContent, yContent);
if ( right_ ) right_->setPos(xRight, yContent);
if ( bottom_ ) bottom_->setPos(xTop, yBottom);
}
