private void ScrollToCaret(ref int valueX, ref int valueY, IntSize charSize)
{
if (!needScrollToCaret)
{
return;
}
needScrollToCaret = false;
int indentX = charSize.x * scrollingIndent;
int indentY = charSize.y * scrollingIndent;
if (indentX > (textAreaWidth - charSize.x) / 2)
{
indentX = ((textAreaWidth - charSize.x) / (2 * charSize.x)) * charSize.x;
}
if (indentY > (textAreaHeight - charSize.y) / 2)
{
indentY = ((textAreaHeight - charSize.y) / (2 * charSize.y)) * charSize.y;
}
Pos pos = lines.UniversalPosOf(lines.PlaceOf(lines.LastSelection.caret));
int x = pos.ix * charSize.x;
int y = pos.iy * charSize.y;
bool changed = false;
if (valueX > x - indentX)
{
valueX = x - indentX;
changed = true;
}
else if (valueX < x - textAreaWidth + indentX)
{
valueX = x - textAreaWidth + indentX;
changed = true;
}
if (valueY > y - indentY)
{
valueY = y - indentY;
changed = true;
}
else if (valueY < y - textAreaHeight + indentY + charSize.y)
{
valueY = y - textAreaHeight + indentY + charSize.y;
changed = true;
}
if (changed)
{
valueX = CommonHelper.Clamp(valueX, 0, scrollX.contentSize - scrollX.areaSize);
valueY = CommonHelper.Clamp(valueY, 0, scrollY.contentSize - scrollY.areaSize);
}
}
public bool PrivateSelectAllFound(string text, bool isRegex, bool isIgnoreCase,
List <SimpleRange> outRanges)
{
ResetOutput();
bool result = true;
string all = controller.Lines.GetText();
int minIndex = 0;
int maxIndex = all.Length;
Regex regex = null;
if (isRegex)
{
string error;
regex = ParseRegex(text, out error);
if (regex == null || error != null)
{
needShowError = error;
return(true);
}
}
if (!controller.LastSelection.Empty && controller.SelectionsCount == 1)
{
string selectionText = all.Substring(controller.LastSelection.Left, controller.LastSelection.Count);
bool useArea = false;
if (isRegex)
{
Match match = regex.Match(selectionText);
useArea = !match.Success || match.Length != selectionText.Length;
}
else
{
useArea = text != selectionText;
}
if (useArea)
{
result = false;
minIndex = controller.LastSelection.Left;
maxIndex = controller.LastSelection.Right;
}
}
LineArray lines = controller.Lines;
List <Selection> selections = lines.selections;
int start = minIndex;
bool found = false;
bool first = true;
while (true)
{
int index;
int length;
if (isRegex)
{
Match match = regex.Match(all, start);
index = -1;
length = text.Length;
if (match.Success)
{
index = match.Index;
length = match.Length;
}
}
else
{
length = text.Length;
CompareInfo ci = isIgnoreCase ? CultureInfo.InvariantCulture.CompareInfo : null;
index = ci != null?
ci.IndexOf(all, text, start, CompareOptions.IgnoreCase) :
all.IndexOf(text, start);
}
if (index == -1 || index + length > maxIndex)
{
break;
}
if (outRanges == null)
{
if (first)
{
first = false;
controller.ClearMinorSelections();
}
else
{
selections.Add(new Selection());
}
Selection selection = selections[selections.Count - 1];
selection.anchor = index;
selection.caret = index + length;
lines.SetPreferredPos(selection, lines.PlaceOf(selection.caret));
}
else
{
outRanges.Add(new SimpleRange(index, length));
}
start = index + length;
}
needMoveToCaret = found;
return(result);
}