Interface ITextMarkPainter

Draw marks for ranges of content an edit control.

Namespace: SdlSdl.DesktopEditorEditorApi
Assembly: Sdl.DesktopEditor.EditorApi.dll
Syntax
public interface ITextMarkPainter

Methods

DrawMarkPart(Graphics, ITextMark, Rectangle, Rectangle, bool, bool)

Draw the part of the mark that appears on a specific line of the content.

Declaration
void DrawMarkPart(Graphics g, ITextMark mark, Rectangle boundingRectangle, Rectangle contentRectangle, bool isFirstLine, bool isLastLine)
Parameters
Type Name Description
Graphics g

The graphics context to use for drawing
ITextMark mark

the mark which to draw a part of
Rectangle boundingRectangle

the bounding rectangle for the mark part, as determined from a previous call to GetMarkPartBounds(Graphics, ITextMark, Rectangle, bool, bool), in window coordinates.
Rectangle contentRectangle

the rectangle spanning the content to be marked on this line, relative to the control window
bool isFirstLine

true if this is the first line that the marked content spans.
bool isLastLine

true if this is the last line that the marked content spans.

GetMarkPartBounds(Graphics, ITextMark, Rectangle, bool, bool)

Calculate the size of the piece of the text mark for the content on a specific line in the layout.

If the content spans multiple lines this method will be called for each of the lines. The Boolean flags indicate whether the content rectangle for a specific call is the first and/or last line of the marked content.

Declaration
Rectangle GetMarkPartBounds(Graphics g, ITextMark mark, Rectangle contentRectangle, bool isFirstLine, bool isLastLine)
Parameters
Type Name Description
Graphics g

The graphics context to use for drawing
ITextMark mark

the mark of which a part is being sized
Rectangle contentRectangle

the rectangle for the content the mark part spans on this line. These coordinates are relative to the window.
bool isFirstLine

true if this is the first line that the marked content spans.
bool isLastLine

true if this is the last line that the marked content spans.
Returns
Type Description
Rectangle

The bounding rectangle where the mark will be painted, in window coordinates. This rectangle can be fully or partially outside of the content rectangle.

Extension Methods