void StaffText::layout()
{
if (autoplace())
setUserOff(QPointF());
QPointF p(textStyle().offset(spatium()));
if (placement() == Element::Placement::BELOW)
p.ry() = - p.ry() + lineHeight();
setPos(p);
Text::layout1();
if (!parent()) // palette & clone trick
return;
if (autoplace() && segment()) {
qreal minDistance = score()->styleP(StyleIdx::dynamicsMinDistance); // TODO
Shape s1 = segment()->staffShape(staffIdx()).translated(segment()->pos());
Shape s2 = shape().translated(segment()->pos());
if (placement() == Element::Placement::ABOVE) {
qreal d = s2.minVerticalDistance(s1);
if (d > -minDistance)
rUserYoffset() = -d - minDistance;
}
else {
qreal d = s1.minVerticalDistance(s2);
if (d > -minDistance)
rUserYoffset() = d + minDistance;
}
}
adjustReadPos();
}
short RenderListMarker::baselinePosition(bool, bool) const
{
if (!isImage()) {
const Font& font = style()->font();
return font.ascent() + (lineHeight(false) - font.height())/2;
}
return height();
}
void SimpleText::layout()
{
int n = _text.size();
if (!n) {
setPos(QPointF());
setbbox(QRectF());
return;
}
QFontMetricsF fm(_textStyle.fontPx(spatium()));
QPointF o(_textStyle.offset(spatium()));
QRectF bb;
qreal lh = lineHeight();
qreal ly = .0;
for (int i = 0; i < n; ++i) {
TLine* t = &_text[i];
QRectF r(fm.tightBoundingRect(t->text));
t->pos.ry() = ly;
if (align() & ALIGN_BOTTOM)
t->pos.ry() += -r.bottom();
else if (align() & ALIGN_VCENTER)
t->pos.ry() += -(r.top() + r.bottom()) * .5;
else if (align() & ALIGN_BASELINE)
;
else // ALIGN_TOP
t->pos.ry() += -r.top();
if (align() & ALIGN_RIGHT)
t->pos.rx() = -r.right();
else if (align() & ALIGN_HCENTER)
t->pos.rx() = -(r.left() + r.right()) * .5;
else // ALIGN_LEFT
t->pos.rx() = -r.left();
bb |= r.translated(t->pos);
ly += lh;
}
setPos(o);
setbbox(bb);
}
LayoutRect RenderBoxModelObject::localCaretRectForEmptyElement(LayoutUnit width, LayoutUnit textIndentOffset)
{
ASSERT(!slowFirstChild());
// FIXME: This does not take into account either :first-line or :first-letter
// However, as soon as some content is entered, the line boxes will be
// constructed and this kludge is not called any more. So only the caret size
// of an empty :first-line'd block is wrong. I think we can live with that.
RenderStyle* currentStyle = firstLineStyle();
enum CaretAlignment { alignLeft, alignRight, alignCenter };
CaretAlignment alignment = alignLeft;
switch (currentStyle->textAlign()) {
case LEFT:
case WEBKIT_LEFT:
break;
case CENTER:
case WEBKIT_CENTER:
alignment = alignCenter;
break;
case RIGHT:
case WEBKIT_RIGHT:
alignment = alignRight;
break;
case JUSTIFY:
case TASTART:
if (!currentStyle->isLeftToRightDirection())
alignment = alignRight;
break;
case TAEND:
if (currentStyle->isLeftToRightDirection())
alignment = alignRight;
break;
}
LayoutUnit x = borderLeft() + paddingLeft();
LayoutUnit maxX = width - borderRight() - paddingRight();
switch (alignment) {
case alignLeft:
if (currentStyle->isLeftToRightDirection())
x += textIndentOffset;
break;
case alignCenter:
x = (x + maxX) / 2;
if (currentStyle->isLeftToRightDirection())
x += textIndentOffset / 2;
else
x -= textIndentOffset / 2;
break;
case alignRight:
x = maxX - caretWidth;
if (!currentStyle->isLeftToRightDirection())
x -= textIndentOffset;
break;
}
x = std::min(x, std::max<LayoutUnit>(maxX - caretWidth, 0));
LayoutUnit height = style()->fontMetrics().height();
LayoutUnit verticalSpace = lineHeight(true, currentStyle->isHorizontalWritingMode() ? HorizontalLine : VerticalLine, PositionOfInteriorLineBoxes) - height;
LayoutUnit y = paddingTop() + borderTop() + (verticalSpace / 2);
return currentStyle->isHorizontalWritingMode() ? LayoutRect(x, y, caretWidth, height) : LayoutRect(y, x, height, caretWidth);
}
int QDeclarativeText::qt_metacall(QMetaObject::Call _c, int _id, void **_a)
{
_id = QDeclarativeImplicitSizeItem::qt_metacall(_c, _id, _a);
if (_id < 0)
return _id;
if (_c == QMetaObject::InvokeMetaMethod) {
if (_id < 17)
qt_static_metacall(this, _c, _id, _a);
_id -= 17;
}
#ifndef QT_NO_PROPERTIES
else if (_c == QMetaObject::ReadProperty) {
void *_v = _a[0];
switch (_id) {
case 0: *reinterpret_cast< QString*>(_v) = text(); break;
case 1: *reinterpret_cast< QFont*>(_v) = font(); break;
case 2: *reinterpret_cast< QColor*>(_v) = color(); break;
case 3: *reinterpret_cast< TextStyle*>(_v) = style(); break;
case 4: *reinterpret_cast< QColor*>(_v) = styleColor(); break;
case 5: *reinterpret_cast< HAlignment*>(_v) = hAlign(); break;
case 6: *reinterpret_cast< VAlignment*>(_v) = vAlign(); break;
case 7: *reinterpret_cast< WrapMode*>(_v) = wrapMode(); break;
case 8: *reinterpret_cast< int*>(_v) = lineCount(); break;
case 9: *reinterpret_cast< bool*>(_v) = truncated(); break;
case 10: *reinterpret_cast< int*>(_v) = maximumLineCount(); break;
case 11: *reinterpret_cast< TextFormat*>(_v) = textFormat(); break;
case 12: *reinterpret_cast< TextElideMode*>(_v) = elideMode(); break;
case 13: *reinterpret_cast< qreal*>(_v) = paintedWidth(); break;
case 14: *reinterpret_cast< qreal*>(_v) = paintedHeight(); break;
case 15: *reinterpret_cast< qreal*>(_v) = lineHeight(); break;
case 16: *reinterpret_cast< LineHeightMode*>(_v) = lineHeightMode(); break;
}
_id -= 17;
} else if (_c == QMetaObject::WriteProperty) {
void *_v = _a[0];
switch (_id) {
case 0: setText(*reinterpret_cast< QString*>(_v)); break;
case 1: setFont(*reinterpret_cast< QFont*>(_v)); break;
case 2: setColor(*reinterpret_cast< QColor*>(_v)); break;
case 3: setStyle(*reinterpret_cast< TextStyle*>(_v)); break;
case 4: setStyleColor(*reinterpret_cast< QColor*>(_v)); break;
case 5: setHAlign(*reinterpret_cast< HAlignment*>(_v)); break;
case 6: setVAlign(*reinterpret_cast< VAlignment*>(_v)); break;
case 7: setWrapMode(*reinterpret_cast< WrapMode*>(_v)); break;
case 10: setMaximumLineCount(*reinterpret_cast< int*>(_v)); break;
case 11: setTextFormat(*reinterpret_cast< TextFormat*>(_v)); break;
case 12: setElideMode(*reinterpret_cast< TextElideMode*>(_v)); break;
case 15: setLineHeight(*reinterpret_cast< qreal*>(_v)); break;
case 16: setLineHeightMode(*reinterpret_cast< LineHeightMode*>(_v)); break;
}
_id -= 17;
} else if (_c == QMetaObject::ResetProperty) {
switch (_id) {
case 5: resetHAlign(); break;
case 10: resetMaximumLineCount(); break;
}
_id -= 17;
} else if (_c == QMetaObject::QueryPropertyDesignable) {
_id -= 17;
} else if (_c == QMetaObject::QueryPropertyScriptable) {
_id -= 17;
} else if (_c == QMetaObject::QueryPropertyStored) {
_id -= 17;
} else if (_c == QMetaObject::QueryPropertyEditable) {
_id -= 17;
} else if (_c == QMetaObject::QueryPropertyUser) {
_id -= 17;
}
#endif // QT_NO_PROPERTIES
return _id;
}
/*
The ultimate line painting function.
Currently missing features:
- draw indent lines
*/
void KateRenderer::paintTextLine(QPainter& paint, KateLineLayoutPtr range, int xStart, int xEnd, const KTextEditor::Cursor* cursor)
{
Q_ASSERT(range->isValid());
// kDebug( 13033 )<<"KateRenderer::paintTextLine";
// font data
const QFontMetricsF &fm = config()->fontMetrics();
int currentViewLine = -1;
if (cursor && cursor->line() == range->line())
currentViewLine = range->viewLineForColumn(cursor->column());
paintTextLineBackground(paint, range, currentViewLine, xStart, xEnd);
if (range->layout()) {
bool drawSelection = m_view->selection() && showSelections() && m_view->selectionRange().overlapsLine(range->line());
// Draw selection in block selecton mode. We need 2 kinds of selections that QTextLayout::draw can't render:
// - past-end-of-line selection and
// - 0-column-wide selection (used to indicate where text will be typed)
if (drawSelection && m_view->blockSelection()) {
int selectionStartColumn = m_doc->fromVirtualColumn(range->line(), m_doc->toVirtualColumn(m_view->selectionRange().start()));
int selectionEndColumn = m_doc->fromVirtualColumn(range->line(), m_doc->toVirtualColumn(m_view->selectionRange().end()));
QBrush selectionBrush = config()->selectionColor();
if (selectionStartColumn != selectionEndColumn) {
KateTextLayout lastLine = range->viewLine(range->viewLineCount() - 1);
if (selectionEndColumn > lastLine.startCol()) {
int selectionStartX = (selectionStartColumn > lastLine.startCol()) ? cursorToX(lastLine, selectionStartColumn, true) : 0;
int selectionEndX = cursorToX(lastLine, selectionEndColumn, true);
paint.fillRect(QRect(selectionStartX - xStart, (int)lastLine.lineLayout().y(), selectionEndX - selectionStartX, lineHeight()), selectionBrush);
}
} else {
const int selectStickWidth = 2;
KateTextLayout selectionLine = range->viewLine(range->viewLineForColumn(selectionStartColumn));
int selectionX = cursorToX(selectionLine, selectionStartColumn, true);
paint.fillRect(QRect(selectionX - xStart, (int)selectionLine.lineLayout().y(), selectStickWidth, lineHeight()), selectionBrush);
}
}
QVector<QTextLayout::FormatRange> additionalFormats;
if (range->length() > 0) {
// We may have changed the pen, be absolutely sure it gets set back to
// normal foreground color before drawing text for text that does not
// set the pen color
paint.setPen(attribute(KTextEditor::HighlightInterface::dsNormal)->foreground().color());
// Draw the text :)
if (drawSelection) {
// FIXME toVector() may be a performance issue
additionalFormats = decorationsForLine(range->textLine(), range->line(), true).toVector();
range->layout()->draw(&paint, QPoint(-xStart,0), additionalFormats);
} else {
range->layout()->draw(&paint, QPoint(-xStart,0));
}
}
QBrush backgroundBrush;
bool backgroundBrushSet = false;
// Loop each individual line for additional text decoration etc.
QListIterator<QTextLayout::FormatRange> it = range->layout()->additionalFormats();
QVectorIterator<QTextLayout::FormatRange> it2 = additionalFormats;
for (int i = 0; i < range->viewLineCount(); ++i) {
KateTextLayout line = range->viewLine(i);
// Determine the background to use, if any, for the end of this view line
backgroundBrushSet = false;
while (it2.hasNext()) {
const QTextLayout::FormatRange& fr = it2.peekNext();
if (fr.start > line.endCol())
break;
if (fr.start + fr.length > line.endCol()) {
if (fr.format.hasProperty(QTextFormat::BackgroundBrush)) {
backgroundBrushSet = true;
backgroundBrush = fr.format.background();
}
goto backgroundDetermined;
}
it2.next();
}
while (it.hasNext()) {
const QTextLayout::FormatRange& fr = it.peekNext();
if (fr.start > line.endCol())
break;
if (fr.start + fr.length > line.endCol()) {
if (fr.format.hasProperty(QTextFormat::BackgroundBrush)) {
backgroundBrushSet = true;
backgroundBrush = fr.format.background();
}
break;
}
it.next();
}
backgroundDetermined:
// Draw selection or background color outside of areas where text is rendered
if (!m_printerFriendly ) {
bool draw = false;
QBrush drawBrush;
if (m_view->selection() && !m_view->blockSelection() && m_view->lineEndSelected(line.end(true))) {
draw = true;
drawBrush = config()->selectionColor();
} else if (backgroundBrushSet && !m_view->blockSelection()) {
draw = true;
drawBrush = backgroundBrush;
}
if (draw) {
int fillStartX = line.endX() - line.startX() + line.xOffset() - xStart;
int fillStartY = lineHeight() * i;
int width= xEnd - xStart - fillStartX;
int height= lineHeight();
// reverse X for right-aligned lines
if (range->layout()->textOption().alignment() == Qt::AlignRight)
fillStartX = 0;
if (width > 0) {
QRect area(fillStartX, fillStartY, width, height);
paint.fillRect(area, drawBrush);
}
}
}
// Draw indent lines
if (showIndentLines() && i == 0)
{
const qreal w = spaceWidth();
const int lastIndentColumn = range->textLine()->indentDepth(m_tabWidth);
for (int x = m_indentWidth; x < lastIndentColumn; x += m_indentWidth)
{
paintIndentMarker(paint, x * w + 1 - xStart, range->line());
}
}
// draw an open box to mark non-breaking spaces
const QString& text = range->textLine()->string();
int y = lineHeight() * i + fm.ascent() - fm.strikeOutPos();
int nbSpaceIndex = text.indexOf(nbSpaceChar, line.lineLayout().xToCursor(xStart));
while (nbSpaceIndex != -1 && nbSpaceIndex < line.endCol()) {
int x = line.lineLayout().cursorToX(nbSpaceIndex);
if (x > xEnd)
break;
paintNonBreakSpace(paint, x - xStart, y);
nbSpaceIndex = text.indexOf(nbSpaceChar, nbSpaceIndex + 1);
}
// draw tab stop indicators
if (showTabs()) {
int tabIndex = text.indexOf(tabChar, line.lineLayout().xToCursor(xStart));
while (tabIndex != -1 && tabIndex < line.endCol()) {
int x = line.lineLayout().cursorToX(tabIndex);
if (x > xEnd)
break;
paintTabstop(paint, x - xStart + spaceWidth()/2.0, y);
tabIndex = text.indexOf(tabChar, tabIndex + 1);
}
}
// draw trailing spaces
if (showTrailingSpaces()) {
int spaceIndex = line.endCol() - 1;
int trailingPos = range->textLine()->lastChar();
if (trailingPos < 0)
trailingPos = 0;
if (spaceIndex >= trailingPos) {
while (spaceIndex >= line.startCol() && text.at(spaceIndex).isSpace()) {
if (text.at(spaceIndex) != '\t' || !showTabs())
paintTrailingSpace(paint, line.lineLayout().cursorToX(spaceIndex) - xStart + spaceWidth()/2.0, y);
--spaceIndex;
}
}
}
}
// draw word-wrap-honor-indent filling
if ( (range->viewLineCount() > 1) && range->shiftX() && (range->shiftX() > xStart) )
{
if (backgroundBrushSet)
paint.fillRect(0, lineHeight(), range->shiftX() - xStart, lineHeight() * (range->viewLineCount() - 1),
backgroundBrush);
paint.fillRect(0, lineHeight(), range->shiftX() - xStart, lineHeight() * (range->viewLineCount() - 1),
QBrush(config()->wordWrapMarkerColor(), Qt::Dense4Pattern));
}
// Draw caret
if (drawCaret() && cursor && range->includesCursor(*cursor)) {
int caretWidth, lineWidth = 2;
QColor color;
QTextLine line = range->layout()->lineForTextPosition(qMin(cursor->column(), range->length()));
// Determine the caret's style
caretStyles style = caretStyle();
// Make the caret the desired width
if (style == Line) {
caretWidth = lineWidth;
} else if (line.isValid() && cursor->column() < range->length()) {
caretWidth = int(line.cursorToX(cursor->column() + 1) - line.cursorToX(cursor->column()));
if (caretWidth < 0) {
caretWidth = -caretWidth;
}
} else {
caretWidth = spaceWidth();
}
// Determine the color
if (m_caretOverrideColor.isValid()) {
// Could actually use the real highlighting system for this...
// would be slower, but more accurate for corner cases
color = m_caretOverrideColor;
} else {
// search for the FormatRange that includes the cursor
foreach (const QTextLayout::FormatRange &r, range->layout()->additionalFormats()) {
if ((r.start <= cursor->column() ) && ( (r.start + r.length) > cursor->column())) {
// check for Qt::NoBrush, as the returned color is black() and no invalid QColor
QBrush foregroundBrush = r.format.foreground();
if (foregroundBrush != Qt::NoBrush) {
color = r.format.foreground().color();
}
break;
}
}
// still no color found, fall back to default style
if (!color.isValid())
color = attribute(KTextEditor::HighlightInterface::dsNormal)->foreground().color();
}
// Clip the caret - Qt's caret has a habit of intruding onto other lines.
paint.save();
paint.setClipRect(0, line.lineNumber() * lineHeight(), xEnd - xStart, lineHeight());
switch(style) {
case Line :
paint.setPen(QPen(color, caretWidth));
break;
case Block :
// use a gray caret so it's possible to see the character
color.setAlpha(128);
paint.setPen(QPen(color, caretWidth));
break;
case Underline :
paint.setClipRect(0, lineHeight() - lineWidth, xEnd - xStart, lineWidth);
break;
case Half :
color.setAlpha(128);
paint.setPen(QPen(color, caretWidth));
paint.setClipRect(0, lineHeight() / 2, xEnd - xStart, lineHeight() / 2);
break;
}
if (cursor->column() <= range->length()) {
range->layout()->drawCursor(&paint, QPoint(-xStart,0), cursor->column(), caretWidth);
} else {
// Off the end of the line... must be block mode. Draw the caret ourselves.
const KateTextLayout& lastLine = range->viewLine(range->viewLineCount() - 1);
int x = cursorToX(lastLine, KTextEditor::Cursor(range->line(), cursor->column()), true);
if ((x >= xStart) && (x <= xEnd)) {
paint.fillRect(x - xStart, (int)lastLine.lineLayout().y(), caretWidth, lineHeight(), color);
}
}
paint.restore();
}
void KateRenderer::paintTextLineBackground(QPainter& paint, KateLineLayoutPtr layout, int currentViewLine, int xStart, int xEnd)
{
if (isPrinterFriendly())
return;
// Normal background color
QColor backgroundColor( config()->backgroundColor() );
// paint the current line background if we're on the current line
QColor currentLineColor = config()->highlightedLineColor();
// Check for mark background
int markRed = 0, markGreen = 0, markBlue = 0, markCount = 0;
// Retrieve marks for this line
uint mrk = m_doc->mark( layout->line() );
if (mrk)
{
for (uint bit = 0; bit < 32; bit++)
{
KTextEditor::MarkInterface::MarkTypes markType = (KTextEditor::MarkInterface::MarkTypes)(1<<bit);
if (mrk & markType)
{
QColor markColor = config()->lineMarkerColor(markType);
if (markColor.isValid()) {
markCount++;
markRed += markColor.red();
markGreen += markColor.green();
markBlue += markColor.blue();
}
}
} // for
} // Marks
if (markCount) {
markRed /= markCount;
markGreen /= markCount;
markBlue /= markCount;
backgroundColor.setRgb(
int((backgroundColor.red() * 0.9) + (markRed * 0.1)),
int((backgroundColor.green() * 0.9) + (markGreen * 0.1)),
int((backgroundColor.blue() * 0.9) + (markBlue * 0.1))
);
}
// Draw line background
paint.fillRect(0, 0, xEnd - xStart, lineHeight() * layout->viewLineCount(), backgroundColor);
// paint the current line background if we're on the current line
if (currentViewLine != -1) {
if (markCount) {
markRed /= markCount;
markGreen /= markCount;
markBlue /= markCount;
currentLineColor.setRgb(
int((currentLineColor.red() * 0.9) + (markRed * 0.1)),
int((currentLineColor.green() * 0.9) + (markGreen * 0.1)),
int((currentLineColor.blue() * 0.9) + (markBlue * 0.1))
);
}
paint.fillRect(0, lineHeight() * currentViewLine, xEnd - xStart, lineHeight(), currentLineColor);
}
}
int RenderLineBreak::baselinePosition(FontBaseline baselineType, bool firstLine, LineDirectionMode direction, LinePositionMode linePositionMode) const
{
const RenderStyle& style = firstLine ? firstLineStyle() : this->style();
const FontMetrics& fontMetrics = style.fontMetrics();
return fontMetrics.ascent(baselineType) + (lineHeight(firstLine, direction, linePositionMode) - fontMetrics.height()) / 2;
}
/**
* @brief Calculates preferable editor height for specified number of lines
*/
int ScriptWidget::editorHeight(int lines)
{
return lines * lineHeight() + 8;
}
static void drawChar(unsigned char ch, int posX, int posY, font_t* font,
int alignFlags, short /*textFlags*/)
{
float x = (float) posX, y = (float) posY;
Point2Raw coords[4];
RectRaw geometry;
if(alignFlags & ALIGN_RIGHT)
x -= Fonts_CharWidth(font, ch);
else if(!(alignFlags & ALIGN_LEFT))
x -= Fonts_CharWidth(font, ch) / 2;
if(alignFlags & ALIGN_BOTTOM)
y -= topToAscent(font) + lineHeight(font, ch);
else if(!(alignFlags & ALIGN_TOP))
y -= (topToAscent(font) + lineHeight(font, ch))/2;
glMatrixMode(GL_MODELVIEW);
glTranslatef(x, y, 0);
switch(Font_Type(font))
{
case FT_BITMAP:
/// @todo Filtering should be determined at a higher level.
/// @todo We should not need to re-bind this texture here.
GL_BindTextureUnmanaged(BitmapFont_GLTextureName(font), GL_CLAMP_TO_EDGE, GL_CLAMP_TO_EDGE,
filterUI? GL_LINEAR : GL_NEAREST);
std::memcpy(&geometry, BitmapFont_CharGeometry(font, ch), sizeof(geometry));
BitmapFont_CharCoords(font, ch, coords);
break;
case FT_BITMAPCOMPOSITE: {
uint8_t const border = BitmapCompositeFont_CharBorder(font, ch);
GL_BindTexture(BitmapCompositeFont_CharTexture(font, ch));
std::memcpy(&geometry, BitmapCompositeFont_CharGeometry(font, ch), sizeof(geometry));
if(border)
{
geometry.origin.x -= border;
geometry.origin.y -= border;
geometry.size.width += border*2;
geometry.size.height += border*2;
}
BitmapCompositeFont_CharCoords(font, ch, coords);
break; }
default:
Con_Error("FR_DrawChar: Invalid font type %i.", (int) Font_Type(font));
exit(1); // Unreachable.
}
if(font->_marginWidth)
{
geometry.origin.x -= font->_marginWidth;
geometry.size.width += font->_marginWidth*2;
}
if(font->_marginHeight)
{
geometry.origin.y -= font->_marginHeight;
geometry.size.height += font->_marginHeight*2;
}
GL_DrawRectWithCoords(&geometry, coords);
if(Font_Type(font) == FT_BITMAPCOMPOSITE)
{
GL_SetNoTexture();
}
glMatrixMode(GL_MODELVIEW);
glTranslatef(-x, -y, 0);
}