C++ QTextFrameFormat::setLeftMargin方法代码示例

    QwtRichTextDocument( const QString &text, int flags, const QFont &font )
    {
        setUndoRedoEnabled( false );
        setDefaultFont( font );
        setHtml( text );

        // make sure we have a document layout
        ( void )documentLayout();

        QTextOption option = defaultTextOption();
        if ( flags & Qt::TextWordWrap )
            option.setWrapMode( QTextOption::WordWrap );
        else
            option.setWrapMode( QTextOption::NoWrap );

        option.setAlignment( ( Qt::Alignment ) flags );
        setDefaultTextOption( option );

        QTextFrame *root = rootFrame();
        QTextFrameFormat fm = root->frameFormat();
        fm.setBorder( 0 );
        fm.setMargin( 0 );
        fm.setPadding( 0 );
        fm.setBottomMargin( 0 );
        fm.setLeftMargin( 0 );
        root->setFrameFormat( fm );

        adjustSize();
    }

void ChatEdit::updateMargins()
{
	QTextFrameFormat frameFormat = document()->rootFrame()->frameFormat();
	frameFormat.setLeftMargin(10);
	frameFormat.setRightMargin(10);
	document()->rootFrame()->setFrameFormat(frameFormat);
}

/* form qtexdocument to this margin an papersize */
void M_PageSize::HandlePrint( QTextDocument *doc )
{
			const qreal RightMargin = P_margin.y();
			const qreal LeftMargin = P_margin.height();
			const qreal LargeDoc = G_regt.width() - RightMargin  - LeftMargin;
			doc->setPageSize ( G_regt.size() );
			QTextFrame  *Tframe = doc->rootFrame();
	    QTextFrameFormat Ftf = Tframe->frameFormat();
	    Ftf.setLeftMargin(P_margin.height());
	    Ftf.setBottomMargin(P_margin.width());
	    Ftf.setTopMargin(P_margin.x());
	   Ftf.setBackground(QBrush(Qt::transparent));
			Ftf.setRightMargin(P_margin.y());
	    Ftf.setPadding ( 0);
			Tframe->setFrameFormat(Ftf);
		  doc->setPageSize ( G_regt.size() );
}

void CDiaryEdit::draw(QTextDocument& doc)
{
    CDiaryEditLock lock(this);
    QFontMetrics fm(QFont(font().family(),10));

    bool hasGeoCaches = false;
    int cnt;
    int w = doc.textWidth();
    int pointSize = ((10 * (w - 2 * ROOT_FRAME_MARGIN)) / (CHAR_PER_LINE *  fm.width("X")));

    if(pointSize == 0) return;

    doc.setUndoRedoEnabled(false);

    QFont f = textEdit->font();
    f.setPointSize(pointSize);
    textEdit->setFont(f);

    QTextCharFormat fmtCharHeading1;
    fmtCharHeading1.setFont(f);
    fmtCharHeading1.setFontWeight(QFont::Black);
    fmtCharHeading1.setFontPointSize(f.pointSize() + 8);

    QTextCharFormat fmtCharHeading2;
    fmtCharHeading2.setFont(f);
    fmtCharHeading2.setFontWeight(QFont::Black);
    fmtCharHeading2.setFontPointSize(f.pointSize() + 4);

    QTextCharFormat fmtCharStandard;
    fmtCharStandard.setFont(f);

    QTextCharFormat fmtCharHeader;
    fmtCharHeader.setFont(f);
    fmtCharHeader.setBackground(Qt::darkBlue);
    fmtCharHeader.setFontWeight(QFont::Bold);
    fmtCharHeader.setForeground(Qt::white);

    QTextBlockFormat fmtBlockStandard;
    fmtBlockStandard.setTopMargin(10);
    fmtBlockStandard.setBottomMargin(10);
    fmtBlockStandard.setAlignment(Qt::AlignJustify);

    QTextFrameFormat fmtFrameStandard;
    fmtFrameStandard.setTopMargin(5);
    fmtFrameStandard.setBottomMargin(5);
    fmtFrameStandard.setWidth(w - 2 * ROOT_FRAME_MARGIN);

    QTextFrameFormat fmtFrameRoot;
    fmtFrameRoot.setTopMargin(ROOT_FRAME_MARGIN);
    fmtFrameRoot.setBottomMargin(ROOT_FRAME_MARGIN);
    fmtFrameRoot.setLeftMargin(ROOT_FRAME_MARGIN);
    fmtFrameRoot.setRightMargin(ROOT_FRAME_MARGIN);

    QTextTableFormat fmtTableStandard;
    fmtTableStandard.setBorder(1);
    fmtTableStandard.setBorderBrush(Qt::black);
    fmtTableStandard.setCellPadding(4);
    fmtTableStandard.setCellSpacing(0);
    fmtTableStandard.setHeaderRowCount(1);
    fmtTableStandard.setTopMargin(10);
    fmtTableStandard.setBottomMargin(20);
    fmtTableStandard.setWidth(w - 2 * ROOT_FRAME_MARGIN);

    QVector<QTextLength> constraints;
    constraints << QTextLength(QTextLength::FixedLength, 32);
    constraints << QTextLength(QTextLength::VariableLength, 50);
    constraints << QTextLength(QTextLength::VariableLength, 100);
    fmtTableStandard.setColumnWidthConstraints(constraints);

    doc.rootFrame()->setFrameFormat(fmtFrameRoot);
    QTextCursor cursor = doc.rootFrame()->firstCursorPosition();

    cursor.insertText(diary.getName(), fmtCharHeading1);
    cursor.setCharFormat(fmtCharStandard);
    cursor.setBlockFormat(fmtBlockStandard);

    diary.diaryFrame = cursor.insertFrame(fmtFrameStandard);
    {
        QTextCursor cursor1(diary.diaryFrame);

        cursor1.setCharFormat(fmtCharStandard);
        cursor1.setBlockFormat(fmtBlockStandard);

        if(diary.getComment().isEmpty())
        {
            cursor1.insertText(tr("Add your own text here..."));
        }
        else
        {
            cursor1.insertHtml(diary.getComment());
        }
        cursor.setPosition(cursor1.position()+1);
    }

    if(!diary.getWpts().isEmpty())
    {
        QList<CWpt*>& wpts = diary.getWpts();
        cursor.insertText(tr("Waypoints"),fmtCharHeading2);

        QTextTable * table = cursor.insertTable(wpts.count()+1, eMax, fmtTableStandard);
//.........这里部分代码省略.........

static void setFormatMargins(QTextFrameFormat& format, const cf::Rect& margins) {
    format.setTopMargin(margins.top());
    format.setRightMargin(margins.right());
    format.setBottomMargin(margins.bottom());
    format.setLeftMargin(margins.left());
}