public void DrawToGraphics(FormattedCode code, CodeRenderingContext args, Rectangle viewport)
{
UiExceptionHelper.CheckNotNull(code, "code");
UiExceptionHelper.CheckNotNull(args, "args");
ClassifiedTokenCollection line;
PaintLineLocation[] lines;
ClassifiedToken token;
float fontHeight;
string text;
float tk_width;
int i;
float x;
fontHeight = LineIndexToYCoordinate(1, args.Graphics, args.Font);
lines = ViewportLines(code, viewport, fontHeight);
foreach (PaintLineLocation paintLine in lines)
{
// All lines that differ from CurrentLine are displayed
// in using different styles of Brush to make a distinction
// between code, keyword, comments.
if (paintLine.LineIndex != args.CurrentLine)
{
line = code[paintLine.LineIndex];
x = 0;
text = line.Text;
for (i = 0; i < line.Count; ++i)
{
token = line[i];
args.Graphics.DrawString(token.Text, args.Font, args.GetBrush(token.Tag),
paintLine.Location.X + x, paintLine.Location.Y);
tk_width = measureStringWidth(args.Graphics, args.Font, text,
token.IndexStart, token.Text.Length);
x += tk_width;
}
continue;
}
// The current line is emphasized by using a
// specific couples of Background & Foreground colors
args.Graphics.FillRectangle(
args.CurrentLineBackBrush,
0, paintLine.Location.Y,
viewport.Width, fontHeight);
args.Graphics.DrawString(
paintLine.Text, args.Font,
args.CurrentLineForeBrush,
paintLine.Location.X, paintLine.Location.Y);
}
return;
}
public void SetUp()
{
_renderer = new DefaultCodeRenderer();
ICodeFormatter formatter = new PlainTextCodeFormatter();
_empty = formatter.Format("");
_text3x7 = formatter.Format(
"111\r\n" +
"222\r\n" +
"333\r\n" +
"444\r\n" +
"555\r\n" +
"666\r\n" +
"777\r\n");
_loremIpsum = formatter.Format(
"Lorem ipsum dolor sit\r\n" +
"amet, consectetur adipiscing elit.\r\n" +
"Maecenas a nisi. In imperdiet, orci in\r\n" +
"porta facilisis,\r\n" +
"odio purus iaculis est, non varius urna turpis in mi.\r\n" + // longest line
"Nullam dictum. Ut iaculis dignissim nulla.\r\n" +
"Nullam condimentum porttitor leo.\r\n" +
"Integer a odio et\r\n" +
"velit suscipit pulvinar.");
Image img = new Bitmap(100, 100);
_args = new CodeRenderingContext();
_args.Graphics = Graphics.FromImage(img);
_args.Font = new Font("Courier New", 12);
return;
}
void CheckPens(CodeRenderingContext context)
{
Assert.NotNull(_context.BackgroundPen);
Assert.NotNull(_context.CurrentLineBackPen);
Assert.NotNull(_context.CurrentLineForePen);
Assert.NotNull(_context.KeywordPen);
Assert.NotNull(_context.CommentPen);
Assert.NotNull(_context.CodePen);
Assert.NotNull(_context.StringPen);
Assert.That(_context.GetPen(ClassificationTag.Code),
Is.SameAs(_context.CodePen));
Assert.That(_context.GetPen(ClassificationTag.Comment),
Is.SameAs(_context.CommentPen));
Assert.That(_context.GetPen(ClassificationTag.Keyword),
Is.SameAs(_context.KeywordPen));
Assert.That(_context.GetPen(ClassificationTag.String),
Is.SameAs(_context.StringPen));
return;
}
void CheckBrushes(CodeRenderingContext context)
{
Assert.NotNull(_context.BackgroundBrush);
Assert.NotNull(_context.CurrentLineBackBrush);
Assert.NotNull(_context.CurrentLineForeBrush);
Assert.NotNull(_context.KeywordBrush);
Assert.NotNull(_context.CommentBrush);
Assert.NotNull(_context.CodeBrush);
Assert.NotNull(_context.StringBrush);
Assert.That(_context.GetBrush(ClassificationTag.Code),
Is.SameAs(_context.CodeBrush));
Assert.That(_context.GetBrush(ClassificationTag.Comment),
Is.SameAs(_context.CommentBrush));
Assert.That(_context.GetBrush(ClassificationTag.Keyword),
Is.SameAs(_context.KeywordBrush));
Assert.That(_context.GetBrush(ClassificationTag.String),
Is.SameAs(_context.StringBrush));
return;
}
public void SetUp()
{
TestingCodeBox box = new TestingCodeBox();
_context = box.RenderingContext;
}
private void createGraphics()
{
Graphics gCurrent = CreateGraphics();
Image img = new Bitmap(10, 10, gCurrent);
Graphics gImg = Graphics.FromImage(img);
gCurrent.Dispose();
_workingContext = new CodeRenderingContext();
_workingContext.Graphics = gImg;
_workingContext.Font = Font;
_workingContext.CurrentLine = -1;
_workingContext.BackgroundColor = Color.White;
_workingContext.CurrentLineBackColor = Color.Red;
_workingContext.CurrentLineForeColor = Color.White;
_workingContext.CodeColor = Color.Black;
_workingContext.CommentColor = Color.Green;
_workingContext.KeywordColor = Color.Blue;
_workingContext.StringColor = Color.Red;
return;
}
public void DrawToGraphics(FormattedCode code, CodeRenderingContext args, Rectangle viewport)
{
UiExceptionHelper.CheckNotNull(code, "code");
UiExceptionHelper.CheckNotNull(args, "args");
ClassifiedTokenCollection line;
PaintLineLocation[] lines;
ClassifiedToken token;
float fontHeight;
string text;
float tk_width;
int i;
float x;
fontHeight = LineIndexToYCoordinate(1, args.Graphics, args.Font);
lines = ViewportLines(code, viewport, fontHeight);
foreach (PaintLineLocation paintLine in lines)
{
// All lines that differ from CurrentLine are displayed
// in using different styles of Brush to make a distinction
// between code, keyword, comments.
if (paintLine.LineIndex != args.CurrentLine)
{
line = code[paintLine.LineIndex];
x = 0;
text = line.Text;
for (i = 0; i < line.Count; ++i)
{
token = line[i];
args.Graphics.DrawString(token.Text, args.Font, args.GetBrush(token.Tag),
paintLine.Location.X + x, paintLine.Location.Y);
tk_width = measureStringWidth(args.Graphics, args.Font, text,
token.IndexStart, token.Text.Length);
x += tk_width;
}
continue;
}
// The current line is emphasized by using a
// specific couples of Background & Foreground colors
args.Graphics.FillRectangle(
args.CurrentLineBackBrush,
0, paintLine.Location.Y,
viewport.Width, fontHeight);
args.Graphics.DrawString(
paintLine.Text, args.Font,
args.CurrentLineForeBrush,
paintLine.Location.X, paintLine.Location.Y);
}
return;
}
public void DrawToGraphics(FormattedCode code, CodeRenderingContext args, Rectangle viewport)
{
CURRENTLINE_INDEX = args.CurrentLine;
}
