From 208b3746a68abdeb91d9aecce50f8d1e0975550b Mon Sep 17 00:00:00 2001
From: Thomas Hartmann <Thomas.Hartmann@nokia.com>
Date: Fri, 9 Jul 2010 16:09:08 +0200
Subject: [PATCH] BaseTextEditor: adding translatedLineRegion()
this function returns the bound region for the text in
lineStart to lineEnd
We use this to position the context pane
---
src/plugins/texteditor/basetexteditor.cpp | 16 ++++++++++++++++
src/plugins/texteditor/basetexteditor.h | 2 ++
2 files changed, 18 insertions(+)
diff --git a/src/plugins/texteditor/basetexteditor.cpp b/src/plugins/texteditor/basetexteditor.cpp
index eb200ad79b7..22d69c88728 100644
--- a/src/plugins/texteditor/basetexteditor.cpp
+++ b/src/plugins/texteditor/basetexteditor.cpp
@@ -4270,6 +4270,22 @@ int BaseTextEditor::verticalBlockSelection() const
return qAbs(b.positionInBlock() - e.positionInBlock()) + d->m_blockSelectionExtraX;
}
+QRegion BaseTextEditor::translatedLineRegion(int lineStart, int lineEnd) const
+{
+ QRegion region;
+ for (int i = lineStart ; i <= lineEnd; i++) {
+ QTextBlock block = document()->findBlockByNumber(i);
+ QPoint topLeft = blockBoundingGeometry(block).translated(contentOffset()).topLeft().toPoint();
+ QTextLayout *layout = block.layout();
+
+ for (int i = 0; i < layout->lineCount();i++) {
+ QTextLine line = layout->lineAt(i);
+ region += line.naturalTextRect().translated(topLeft).toRect();
+ }
+ }
+ return region;
+}
+
void BaseTextEditor::setFindScope(const QTextCursor &start, const QTextCursor &end, int verticalBlockSelection)
{
if (start != d->m_findScopeStart || end != d->m_findScopeEnd) {
diff --git a/src/plugins/texteditor/basetexteditor.h b/src/plugins/texteditor/basetexteditor.h
index 087d67e642f..afcc2548d04 100644
--- a/src/plugins/texteditor/basetexteditor.h
+++ b/src/plugins/texteditor/basetexteditor.h
@@ -216,6 +216,8 @@ public:
int verticalBlockSelection() const;
+ QRegion translatedLineRegion(int lineStart, int lineEnd) const;
+
public slots:
void setDisplayName(const QString &title);
--
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