|
public Draw ( |
||
| gr | ||
| position | Point | |
| range | Range | |
| return | void | |
public override void Draw(Graphics gr, Point position, Range range)
{
//draw background
if (BackgroundBrush != null)
{
gr.SmoothingMode = SmoothingMode.None;
var rect = new Rectangle(position.X, position.Y, (range.End.iChar - range.Start.iChar) * range.tb.CharWidth, range.tb.CharHeight);
if (rect.Width == 0)
{
return;
}
gr.FillRectangle(BackgroundBrush, rect);
//
if (ForegroundBrush != null)
{
//draw text
gr.SmoothingMode = SmoothingMode.AntiAlias;
var r = new Range(range.tb, range.Start.iChar, range.Start.iLine,
Math.Min(range.tb[range.End.iLine].Count, range.End.iChar), range.End.iLine);
using (var style = new TextStyle(ForegroundBrush, null, FontStyle.Regular))
style.Draw(gr, new Point(position.X, position.Y - 1), r);
}
}
}
public void Draw(Graphics gr, int startX, int from, int y, Range range, Range selection)
{
if (range.Start == range.End) return;
int charW = range.tb.CharWidth;
int charH = range.tb.CharHeight;
Point position = new Point(startX + (range.Start.iChar - from) * charW, y);
//draw background
if (Background != Color.Transparent || BorderOnly) {
gr.SmoothingMode = SmoothingMode.None;
int alpha = Background.A > 20 ? Background.A - 20 : Background.A;
using (var brush = new SolidBrush(Color.FromArgb(alpha, Background))) {
// Calculate previous and next lines selection rectangles
Rectangle rectPrev = new Rectangle();
Rectangle rectNext = new Rectangle();
int iLine = range.Start.iLine;
if (range.tb[iLine].Unavaliable) return;
int startChar = iLine == selection.Start.iLine ? selection.Start.iChar : 0;
int lastChar = iLine == selection.End.iLine ? selection.End .iChar : selection.tb.Lines[iLine].Length + 1;
Rectangle rectBord = new Rectangle(startX + startChar * charW - 1, position.Y, (lastChar - startChar) * charW + 1, charH);
int prevLine = range.Start.iLine - 1;
if (prevLine >= selection.Start.iLine && !range.tb[prevLine].Unavaliable) {
startChar = 0;
if (prevLine == selection.Start.iLine)
startChar = selection.Start.iChar;
rectPrev = new Rectangle(startX + startChar * charW - 1, position.Y - charH, (selection.tb.Lines[prevLine].Length + 1 - startChar) * charW + 1, charH);
}
int nextLine = range.End.iLine + 1;
if (nextLine <= selection.End.iLine && !range.tb[nextLine].Unavaliable) {
if (!(nextLine == selection.End.iLine && selection.End.iChar == 0)) {
lastChar = nextLine == selection.End.iLine ? selection.End.iChar : selection.tb.Lines[nextLine].Length + 1;
rectNext = new Rectangle(startX - 1, position.Y + charH, lastChar * charW + 1, charH);
}
}
// draw border
using (Pen pen = new Pen(Border, BorderWidth)) {
gr.SmoothingMode = SmoothingMode.None;
GraphicsPath path4Fill = new GraphicsPath();
GraphicsPath path = GetRoundedPath1(rectBord, rectPrev, rectNext, ref path4Fill, charW);
path4Fill.CloseAllFigures();
if (!BorderOnly) gr.FillPath(brush, path4Fill);
gr.SmoothingMode = RoundedCornersRadius > 3 || BorderOnly ? SmoothingMode.HighQuality : SmoothingMode.None;
gr.DrawPath(pen, path);
gr.SmoothingMode = SmoothingMode.None;
}
}
}
if (Foreground != Color.Transparent && !BorderOnly) {
//draw text
gr.SmoothingMode = SmoothingMode.AntiAlias;
gr.TextRenderingHint = System.Drawing.Text.TextRenderingHint.ClearTypeGridFit;
var r = new Range(range.tb, range.Start.iChar, range.Start.iLine, Math.Min(range.tb[range.End.iLine].Count, range.End.iChar), range.End.iLine);
using (var brush = new SolidBrush(Foreground)) {
using (var style = new TextStyle(brush, null, FontStyle.Regular)) {
style.Draw(gr, new Point(position.X, position.Y), r);
}
}
}
}
public override void Draw(Graphics gr, Point position, Range range)
{
//draw background
if (BackgroundBrush != null)
{
gr.SmoothingMode = SmoothingMode.None;
var rect = new Rectangle(position.X, position.Y, (range.End.iChar - range.Start.iChar) * range.tb.CharWidth, range.tb.CharHeight);
if (rect.Width == 0)
return;
gr.FillRectangle(BackgroundBrush, rect);
//
if (ForegroundBrush != null)
{
//draw text
gr.SmoothingMode = SmoothingMode.AntiAlias;
var r = new Range(range.tb, range.Start.iChar, range.Start.iLine,
Math.Min(range.tb[range.End.iLine].Count, range.End.iChar), range.End.iLine);
using (var style = new TextStyle(ForegroundBrush, null, FontStyle.Regular))
style.Draw(gr, new Point(position.X, position.Y - 1), r);
}
}
}
public override void Draw(Graphics gr, Point position, Range range)
{
if (range.Start == range.End) return;
if (range.tb.SelectionWithBorders) {
//Point position = new Point(startX + (range.Start.iChar - from) * charW, 1 + y);
int startX = (position.X - (range.Start.iChar * range.tb.CharWidth));
Draw(gr, startX, 0, position.Y, range, range);
return;
}
//draw background
if (Background != Color.Transparent) {
gr.SmoothingMode = SmoothingMode.None;
var rect = new Rectangle(position.X, position.Y, (range.End.iChar - range.Start.iChar) * range.tb.CharWidth, range.tb.CharHeight);
if (rect.Width <= 0) return;
using (var brush = new SolidBrush(Color.FromArgb(Background.A - 20, Background))) {
gr.FillRectangle(brush, rect);
}
}
if (Foreground != Color.Transparent) {
//draw text
gr.SmoothingMode = SmoothingMode.AntiAlias;
gr.TextRenderingHint = System.Drawing.Text.TextRenderingHint.ClearTypeGridFit;
var r = new Range(range.tb, range.Start.iChar, range.Start.iLine, Math.Min(range.tb[range.End.iLine].Count, range.End.iChar), range.End.iLine);
using (var brush = new SolidBrush(Foreground)) {
using (var style = new TextStyle(brush, null, FontStyle.Regular)) {
style.Draw(gr, new Point(position.X, position.Y - 1), r);
}
}
}
}