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-rw-r--r--src/EditView.cxx46
-rw-r--r--src/EditView.h4
-rw-r--r--src/Editor.cxx14
-rw-r--r--src/Editor.h5
-rw-r--r--src/PositionCache.cxx8
-rw-r--r--src/PositionCache.h12
6 files changed, 72 insertions, 17 deletions
diff --git a/src/EditView.cxx b/src/EditView.cxx
index 3bca3b58b..59e4e7ab7 100644
--- a/src/EditView.cxx
+++ b/src/EditView.cxx
@@ -596,19 +596,24 @@ void EditView::LayoutLine(const EditModel &model, int line, Surface *surface, co
}
}
-Point EditView::LocationFromPosition(Surface *surface, const EditModel &model, SelectionPosition pos, int topLine, const ViewStyle &vs) {
+Point EditView::LocationFromPosition(Surface *surface, const EditModel &model, SelectionPosition pos, int topLine,
+ const ViewStyle &vs, PointEnd pe) {
Point pt;
if (pos.Position() == INVALID_POSITION)
return pt;
- const int line = model.pdoc->LineFromPosition(pos.Position());
- const int lineVisible = model.cs.DisplayFromDoc(line);
- //Platform::DebugPrintf("line=%d\n", line);
- AutoLineLayout ll(llc, RetrieveLineLayout(line, model));
+ int lineDoc = model.pdoc->LineFromPosition(pos.Position());
+ int posLineStart = model.pdoc->LineStart(lineDoc);
+ if ((pe & peLineEnd) && (lineDoc > 0) && (pos.Position() == posLineStart)) {
+ // Want point at end of first line
+ lineDoc--;
+ posLineStart = model.pdoc->LineStart(lineDoc);
+ }
+ const int lineVisible = model.cs.DisplayFromDoc(lineDoc);
+ AutoLineLayout ll(llc, RetrieveLineLayout(lineDoc, model));
if (surface && ll) {
- const int posLineStart = model.pdoc->LineStart(line);
- LayoutLine(model, line, surface, vs, ll, model.wrapWidth);
+ LayoutLine(model, lineDoc, surface, vs, ll, model.wrapWidth);
const int posInLine = pos.Position() - posLineStart;
- pt = ll->PointFromPosition(posInLine, vs.lineHeight);
+ pt = ll->PointFromPosition(posInLine, vs.lineHeight, pe);
pt.y += (lineVisible - topLine) * vs.lineHeight;
pt.x += vs.textStart - model.xOffset;
}
@@ -616,6 +621,31 @@ Point EditView::LocationFromPosition(Surface *surface, const EditModel &model, S
return pt;
}
+Range EditView::RangeDisplayLine(Surface *surface, const EditModel &model, int lineVisible, const ViewStyle &vs) {
+ Range rangeSubLine = Range(0,0);
+ if (lineVisible < 0) {
+ return rangeSubLine;
+ }
+ const int lineDoc = model.cs.DocFromDisplay(lineVisible);
+ const int positionLineStart = model.pdoc->LineStart(lineDoc);
+ AutoLineLayout ll(llc, RetrieveLineLayout(lineDoc, model));
+ if (surface && ll) {
+ LayoutLine(model, lineDoc, surface, vs, ll, model.wrapWidth);
+ const int lineStartSet = model.cs.DisplayFromDoc(lineDoc);
+ const int subLine = lineVisible - lineStartSet;
+ if (subLine < ll->lines) {
+ rangeSubLine = ll->SubLineRange(subLine);
+ if (subLine == ll->lines-1) {
+ rangeSubLine.end = model.pdoc->LineStart(lineDoc + 1) -
+ positionLineStart;
+ }
+ }
+ }
+ rangeSubLine.start += positionLineStart;
+ rangeSubLine.end += positionLineStart;
+ return rangeSubLine;
+}
+
SelectionPosition EditView::SPositionFromLocation(Surface *surface, const EditModel &model, Point pt, bool canReturnInvalid, bool charPosition, bool virtualSpace, const ViewStyle &vs) {
pt.x = pt.x - vs.textStart;
int visibleLine = static_cast<int>(floor(pt.y / vs.lineHeight));
diff --git a/src/EditView.h b/src/EditView.h
index 79a88657a..dcfa352f4 100644
--- a/src/EditView.h
+++ b/src/EditView.h
@@ -111,7 +111,9 @@ public:
void LayoutLine(const EditModel &model, int line, Surface *surface, const ViewStyle &vstyle,
LineLayout *ll, int width = LineLayout::wrapWidthInfinite);
- Point LocationFromPosition(Surface *surface, const EditModel &model, SelectionPosition pos, int topLine, const ViewStyle &vs);
+ Point LocationFromPosition(Surface *surface, const EditModel &model, SelectionPosition pos, int topLine,
+ const ViewStyle &vs, PointEnd pe);
+ Range RangeDisplayLine(Surface *surface, const EditModel &model, int lineVisible, const ViewStyle &vs);
SelectionPosition SPositionFromLocation(Surface *surface, const EditModel &model, Point pt, bool canReturnInvalid,
bool charPosition, bool virtualSpace, const ViewStyle &vs);
SelectionPosition SPositionFromLineX(Surface *surface, const EditModel &model, int lineDoc, int x, const ViewStyle &vs);
diff --git a/src/Editor.cxx b/src/Editor.cxx
index 62bc60a09..6950ac66e 100644
--- a/src/Editor.cxx
+++ b/src/Editor.cxx
@@ -363,14 +363,14 @@ SelectionPosition Editor::ClampPositionIntoDocument(SelectionPosition sp) const
}
}
-Point Editor::LocationFromPosition(SelectionPosition pos) {
+Point Editor::LocationFromPosition(SelectionPosition pos, PointEnd pe) {
RefreshStyleData();
AutoSurface surface(this);
- return view.LocationFromPosition(surface, *this, pos, topLine, vs);
+ return view.LocationFromPosition(surface, *this, pos, topLine, vs, pe);
}
-Point Editor::LocationFromPosition(int pos) {
- return LocationFromPosition(SelectionPosition(pos));
+Point Editor::LocationFromPosition(int pos, PointEnd pe) {
+ return LocationFromPosition(SelectionPosition(pos), pe);
}
int Editor::XFromPosition(int pos) {
@@ -3150,6 +3150,12 @@ void Editor::ParaUpOrDown(int direction, Selection::selTypes selt) {
} while (!cs.GetVisible(lineDoc));
}
+Range Editor::RangeDisplayLine(int lineVisible) {
+ RefreshStyleData();
+ AutoSurface surface(this);
+ return view.RangeDisplayLine(surface, *this, lineVisible, vs);
+}
+
int Editor::StartEndDisplayLine(int pos, bool start) {
RefreshStyleData();
AutoSurface surface(this);
diff --git a/src/Editor.h b/src/Editor.h
index d907a2d0b..9eec7a38a 100644
--- a/src/Editor.h
+++ b/src/Editor.h
@@ -285,8 +285,8 @@ protected: // ScintillaBase subclass needs access to much of Editor
int LinesToScroll() const;
int MaxScrollPos() const;
SelectionPosition ClampPositionIntoDocument(SelectionPosition sp) const;
- Point LocationFromPosition(SelectionPosition pos);
- Point LocationFromPosition(int pos);
+ Point LocationFromPosition(SelectionPosition pos, PointEnd pe=peDefault);
+ Point LocationFromPosition(int pos, PointEnd pe=peDefault);
int XFromPosition(int pos);
int XFromPosition(SelectionPosition sp);
SelectionPosition SPositionFromLocation(Point pt, bool canReturnInvalid=false, bool charPosition=false, bool virtualSpace=true);
@@ -465,6 +465,7 @@ protected: // ScintillaBase subclass needs access to much of Editor
SelectionPosition PositionUpOrDown(SelectionPosition spStart, int direction, int lastX);
void CursorUpOrDown(int direction, Selection::selTypes selt);
void ParaUpOrDown(int direction, Selection::selTypes selt);
+ Range RangeDisplayLine(int lineVisible);
int StartEndDisplayLine(int pos, bool start);
int VCHomeDisplayPosition(int position);
int VCHomeWrapPosition(int position);
diff --git a/src/PositionCache.cxx b/src/PositionCache.cxx
index 997a4bfae..45731601a 100644
--- a/src/PositionCache.cxx
+++ b/src/PositionCache.cxx
@@ -217,7 +217,7 @@ int LineLayout::FindPositionFromX(XYPOSITION x, Range range, bool charPosition)
return range.end;
}
-Point LineLayout::PointFromPosition(int posInLine, int lineHeight) const {
+Point LineLayout::PointFromPosition(int posInLine, int lineHeight, PointEnd pe) const {
Point pt;
// In case of very long line put x at arbitrary large position
if (posInLine > maxLineLength) {
@@ -232,6 +232,12 @@ Point LineLayout::PointFromPosition(int posInLine, int lineHeight) const {
pt.x = positions[posInLine] - positions[rangeSubLine.start];
if (rangeSubLine.start != 0) // Wrapped lines may be indented
pt.x += wrapIndent;
+ if (pe & peSubLineEnd) // Return end of first subline not start of next
+ break;
+ } else if ((pe & peLineEnd) && (subLine == (lines-1))) {
+ pt.x = positions[numCharsInLine] - positions[rangeSubLine.start];
+ if (rangeSubLine.start != 0) // Wrapped lines may be indented
+ pt.x += wrapIndent;
}
} else {
break;
diff --git a/src/PositionCache.h b/src/PositionCache.h
index edc0a5ddb..5a829b76b 100644
--- a/src/PositionCache.h
+++ b/src/PositionCache.h
@@ -16,6 +16,15 @@ static inline bool IsEOLChar(char ch) {
return (ch == '\r') || (ch == '\n');
}
+// There are two points for some positions and this enumeration
+// can choose between the end of the first line or subline
+// and the start of the next line or subline.
+enum PointEnd {
+ peDefault = 0x0,
+ peLineEnd = 0x1,
+ peSubLineEnd = 0x2
+};
+
/**
*/
class LineLayout {
@@ -28,6 +37,7 @@ private:
bool inCache;
public:
enum { wrapWidthInfinite = 0x7ffffff };
+
int maxLineLength;
int numCharsInLine;
int numCharsBeforeEOL;
@@ -64,7 +74,7 @@ public:
void RestoreBracesHighlight(Range rangeLine, const Position braces[], bool ignoreStyle);
int FindBefore(XYPOSITION x, int lower, int upper) const;
int FindPositionFromX(XYPOSITION x, Range range, bool charPosition) const;
- Point PointFromPosition(int posInLine, int lineHeight) const;
+ Point PointFromPosition(int posInLine, int lineHeight, PointEnd pe) const;
int EndLineStyle() const;
};
generated by cgit v1.2.3 (git 2.25.1) at 2025-10-31 20:06:43 +0000