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Fixed artefact of animated parentheses when the text is modified.

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Bug-number: QTCREATOR-154
This commit is contained in:
mae
2009-09-23 12:50:02 +02:00
parent 76d1de0b87
commit 321dbba50f
2 changed files with 20 additions and 10 deletions
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18
src/plugins/texteditor/basetexteditor.cpp
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@@ -589,6 +589,9 @@ Core::IFile *BaseTextEditor::file()
void BaseTextEditor::editorContentsChange(int position, int charsRemoved, int charsAdded)
{
if (d->m_animator)
d->m_animator->finish();
d->m_contentsChanged = true;
// Keep the line numbers and the block information for the text marks updated
@@ -2689,7 +2692,8 @@ void BaseTextEditor::slotCursorPositionChanged()
if (d->m_parenthesesMatchingEnabled) {
// Delay update when no matching is displayed yet, to avoid flicker
if (extraSelections(ParenthesesMatchingSelection).isEmpty()) {
if (extraSelections(ParenthesesMatchingSelection).isEmpty()
&& d->m_animator == 0) {
d->m_parenthesesMatchingTimer->start(50);
} else {
// use 0-timer, not direct call, to give the syntax highlighter a chance
@@ -3747,11 +3751,13 @@ void BaseTextEditor::setFindScope(const QTextCursor &scope)
}
}
void BaseTextEditor::_q_animateUpdate(int position, QRectF rect)
void BaseTextEditor::_q_animateUpdate(int position, QPointF lastPos, QRectF rect)
{
QTextCursor cursor(textCursor());
cursor.setPosition(position);
viewport()->update(QRectF(cursorRect(cursor).topLeft() + rect.topLeft(), rect.size()).toAlignedRect());
if (!lastPos.isNull())
viewport()->update(QRectF(lastPos + rect.topLeft(), rect.size()).toAlignedRect());
}
@@ -3778,6 +3784,7 @@ void BaseTextEditorAnimator::setData(QFont f, QPalette pal, const QString &text)
void BaseTextEditorAnimator::draw(QPainter *p, const QPointF &pos)
{
m_lastDrawPos = pos;
p->setPen(m_palette.text().color());
QFont f = m_font;
f.setPointSizeF(f.pointSizeF() * (1.0 + m_value/2));
@@ -3809,11 +3816,12 @@ void BaseTextEditorAnimator::step(qreal v)
QRectF before = rect();
m_value = v;
QRectF after = rect();
emit updateRequest(m_position, before.united(after));
emit updateRequest(m_position, m_lastDrawPos, before.united(after));
}
void BaseTextEditorAnimator::finish()
{
m_timeline->stop();
step(0);
deleteLater();
}
@@ -3912,8 +3920,8 @@ void BaseTextEditor::_q_matchParentheses()
pal.setBrush(QPalette::Text, d->m_matchFormat.foreground());
pal.setBrush(QPalette::Base, d->m_rangeFormat.background());
d->m_animator->setData(font(), pal, characterAt(d->m_animator->position()));
connect(d->m_animator, SIGNAL(updateRequest(int,QRectF)),
this, SLOT(_q_animateUpdate(int,QRectF)));
connect(d->m_animator, SIGNAL(updateRequest(int,QPointF,QRectF)),
this, SLOT(_q_animateUpdate(int,QPointF,QRectF)));
}
setExtraSelections(ParenthesesMatchingSelection, extraSelections);