public void DrawLineForeground(Graphics g, int lineIndex, Rectangle backgroundArea)
{
TextEditorBox textEditorBox = this.Callback.TextEditorBox;
TextLine <TextEditorBox.LineInfo> line = textEditorBox.TextProvider[lineIndex];
foreach (var block in
!textEditorBox.UIExtensions.EditingSnippet
? line.Blocks
: textEditorBox.UIExtensions.CurrentAffectedSegments
.Select(s =>
{
TextPosition start = textEditorBox.UIExtensions.GetSegmentStart(s);
string text = textEditorBox.UIExtensions.GetSegmentText(s);
TextPosition end = new TextPosition(start.row, start.col + text.Length);
return(Tuple.Create(start, end));
})
.Where(t => t.Item1.row == lineIndex)
.Select(t => Tuple.Create(t.Item1.col, t.Item2.col))
.Concat(line.Blocks)
)
{
Point p1 = textEditorBox.TextPositionToViewPoint(new TextPosition(lineIndex, block.Item1));
Point p2 = textEditorBox.TextPositionToViewPoint(new TextPosition(lineIndex, block.Item2));
Rectangle r = new Rectangle(p1.X, p1.Y - textEditorBox.TextTopOffset, p2.X - p1.X, textEditorBox.LineHeight);
Color color = textEditorBox.Colorizer.ColorItems[this.Provider.BlockColorId].Text;
using (Pen pen = new Pen(color))
{
g.DrawRectangle(pen, r);
}
}
}
private void button1_Click(object sender, EventArgs e)
{
DialogResult result = openFileDialog1.ShowDialog();
if (result == System.Windows.Forms.DialogResult.OK)
{
TextEditorBox.Clear();
}
name = openFileDialog1.FileName;
TextEditorBox.Text = File.ReadAllText(openFileDialog1.FileName);
}
private bool EnterLimitedMode(TextEditorBox editor, KeyEventArgs e)
{
TextPosition start = editor.SelectionStart;
TextPosition end = editor.SelectionEnd;
if (start.row == end.row)
{
editor.Controller.EnterLimitedMode(start.row, start.col, end.col);
}
return(true);
}
private bool RemoveBlock(TextEditorBox editor, KeyEventArgs e)
{
TextPosition start = editor.SelectionStart;
TextPosition end = editor.SelectionEnd;
if (start.row == end.row)
{
editor.RemoveBlock(start.row, start.col, end.col);
}
return(true);
}
public bool NeedColorLineForDisplay(int lineIndex)
{
TextEditorBox textEditorBox = this.Callback.TextEditorBox;
if (textEditorBox.Controller.LimitedMode)
{
if (textEditorBox.Controller.LimitedStart.row == lineIndex)
{
return(true);
}
}
TextLine <TextEditorBox.LineInfo> line = this.Callback.TextEditorBox.TextProvider[lineIndex];
return(line.BlockCount > 0);
}
public void DrawLineBackground(Graphics g, int lineIndex, Rectangle backgroundArea)
{
TextEditorBox textEditorBox = this.Callback.TextEditorBox;
if (textEditorBox.Controller.LimitedMode && textEditorBox.Controller.LimitedStart.row == lineIndex)
{
Point p1 = textEditorBox.TextPositionToViewPoint(textEditorBox.Controller.LimitedStart);
Point p2 = textEditorBox.TextPositionToViewPoint(textEditorBox.Controller.LimitedEnd);
Rectangle r = new Rectangle(p1.X, p1.Y - textEditorBox.TextTopOffset, p2.X - p1.X, textEditorBox.LineHeight);
Color color = this.Provider.SnippetBackColor;
using (SolidBrush brush = new SolidBrush(color))
{
g.FillRectangle(brush, r);
}
}
}
public void ColorLineForDisplay(int lineIndex, int[] colors)
{
TextEditorBox textEditorBox = this.Callback.TextEditorBox;
TextLine <TextEditorBox.LineInfo> line = textEditorBox.TextProvider[lineIndex];
foreach (var block in line.Blocks)
{
for (int i = block.Item1; i < block.Item2; i++)
{
colors[i] = this.Provider.BlockColorId;
}
}
if (textEditorBox.Controller.LimitedMode && textEditorBox.Controller.LimitedStart.row == lineIndex)
{
int start = Math.Min(line.CharCount, textEditorBox.Controller.LimitedStart.col);
int end = Math.Min(line.CharCount, textEditorBox.Controller.LimitedEnd.col);
for (int i = start; i < end; i++)
{
colors[i] = this.Provider.SnippetColorId;
}
}
}
private bool LeaveLimitedMode(TextEditorBox editor, KeyEventArgs e)
{
editor.Controller.LeaveLimitedMode();
return(true);
}
