diff options
Diffstat (limited to 'include/Platform.h')
| -rw-r--r-- | include/Platform.h | 12 |
1 files changed, 9 insertions, 3 deletions
diff --git a/include/Platform.h b/include/Platform.h index 30f05d88a..a70a00b78 100644 --- a/include/Platform.h +++ b/include/Platform.h @@ -336,6 +336,14 @@ struct Interval { XYPOSITION right; }; +class IScreenLineLayout { +public: + virtual ~IScreenLineLayout() = default; + virtual size_t PositionFromX(XYPOSITION xDistance, bool charPosition) = 0; + virtual XYPOSITION XFromPosition(size_t caretPosition) = 0; + virtual std::vector<Interval> FindRangeIntervals(size_t start, size_t end) = 0; +}; + /** * A surface abstracts a place to draw. */ @@ -373,9 +381,7 @@ public: virtual void Ellipse(PRectangle rc, ColourDesired fore, ColourDesired back)=0; virtual void Copy(PRectangle rc, Point from, Surface &surfaceSource)=0; - virtual size_t PositionFromX(const IScreenLine *screenLine, XYPOSITION xDistance, bool charPosition)=0; - virtual XYPOSITION XFromPosition(const IScreenLine *screenLine, size_t caretPosition)=0; - virtual std::vector<Interval> FindRangeIntervals(const IScreenLine *screenLine, size_t start, size_t end)=0; + virtual std::unique_ptr<IScreenLineLayout> Layout(const IScreenLine *screenLine) = 0; virtual void DrawTextNoClip(PRectangle rc, Font &font_, XYPOSITION ybase, std::string_view text, ColourDesired fore, ColourDesired back) = 0; virtual void DrawTextClipped(PRectangle rc, Font &font_, XYPOSITION ybase, std::string_view text, ColourDesired fore, ColourDesired back) = 0; |