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TextDocumentView: Selection polishing, I-Beam cursor

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This commit is contained in:
Stephan Aßmus
2013-12-07 14:40:08 +01:00
parent 1d70e2ccd4
commit 2201cea886
1 changed files with 30 additions and 8 deletions
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src/apps/haiku-depot/textview/TextDocumentView.cpp
+30 -8
View File
@@ -6,7 +6,9 @@
#include "TextDocumentView.h"
#include <algorithm>
#include <stdio.h>
#include <Cursor.h>
#include <ScrollBar.h>
#include <Shape.h>
#include <Window.h>
@@ -63,11 +65,15 @@ TextDocumentView::Draw(BRect updateRect)
BShape shape;
_GetSelectionShape(shape, start, end);
SetHighColor(60, 40, 0);
SetDrawingMode(B_OP_SUBTRACT);
SetLineMode(B_ROUND_CAP, B_ROUND_JOIN);
MovePenTo(fInsetLeft - 0.5f, fInsetTop - 0.5f);
MovePenTo(fInsetLeft, fInsetTop);
SetHighColor(30, 30, 30);
FillShape(&shape);
SetHighColor(40, 40, 40);
StrokeShape(&shape);
}
@@ -112,6 +118,9 @@ void
TextDocumentView::MouseMoved(BPoint where, uint32 transit,
const BMessage* dragMessage)
{
BCursor iBeamCursor(B_CURSOR_ID_I_BEAM);
SetViewCursor(&iBeamCursor);
if (fMouseDown)
SetCaret(where, true);
}
@@ -314,8 +323,7 @@ TextDocumentView::_SetCaretOffset(int32 offset, bool updateAnchor,
// _GetSelectionShape
void
TextDocumentView::_GetSelectionShape(BShape& shape,
int32 start, int32 end)
TextDocumentView::_GetSelectionShape(BShape& shape, int32 start, int32 end)
{
float startX1;
float startY1;
@@ -324,12 +332,22 @@ TextDocumentView::_GetSelectionShape(BShape& shape,
fTextDocumentLayout.GetTextBounds(start, startX1, startY1, startX2,
startY2);
startX1 = floorf(startX1);
startY1 = floorf(startY1);
startX2 = ceilf(startX2);
startY2 = ceilf(startY2);
float endX1;
float endY1;
float endX2;
float endY2;
fTextDocumentLayout.GetTextBounds(end, endX1, endY1, endX2, endY2);
endX1 = floorf(endX1);
endY1 = floorf(endY1);
endX2 = ceilf(endX2);
endY2 = ceilf(endY2);
int32 startLineIndex = fTextDocumentLayout.LineIndexForOffset(start);
int32 endLineIndex = fTextDocumentLayout.LineIndexForOffset(end);
@@ -351,9 +369,11 @@ TextDocumentView::_GetSelectionShape(BShape& shape,
// ------###
// ##-------
// ---------
float width = ceilf(fTextDocumentLayout.Width());
BPoint lt(startX1, startY1);
BPoint rt(fTextDocumentLayout.Width(), startY1);
BPoint rb(fTextDocumentLayout.Width(), startY2);
BPoint rt(width, startY1);
BPoint rb(width, startY2);
BPoint lb(startX1, startY2);
shape.MoveTo(lt);
@@ -374,9 +394,11 @@ TextDocumentView::_GetSelectionShape(BShape& shape,
shape.Close();
} else {
// Selection over multiple lines
float width = ceilf(fTextDocumentLayout.Width());
shape.MoveTo(BPoint(startX1, startY1));
shape.LineTo(BPoint(fTextDocumentLayout.Width(), startY1));
shape.LineTo(BPoint(fTextDocumentLayout.Width(), endY1));
shape.LineTo(BPoint(width, startY1));
shape.LineTo(BPoint(width, endY1));
shape.LineTo(BPoint(endX1, endY1));
shape.LineTo(BPoint(endX1, endY2));
shape.LineTo(BPoint(0, endY2));