diff options
| author | Albrecht Schlosser <albrechts.fltk@online.de> | 2022-03-20 19:59:22 +0100 |
|---|---|---|
| committer | Albrecht Schlosser <albrechts.fltk@online.de> | 2022-04-13 16:50:30 +0200 |
| commit | 10537b7143a06a4c0c1c4caba4f0150f9e290090 (patch) | |
| tree | d265896f0d66a20391cbeb55b0f133fb3f1a90ca /FL/Fl_Shared_Image.H | |
| parent | 95b5623b96e37e46ef80e75326453ea840172ce7 (diff) | |
Make Fl_Image::copy() 'const', including all derived classes
Copying an image does not (and must not) change the original object,
hence copy() should always be 'const'.
This is *necessary* if the given Fl_Image object is 'const'.
Diffstat (limited to 'FL/Fl_Shared_Image.H')
| -rw-r--r-- | FL/Fl_Shared_Image.H | 6 |
1 files changed, 4 insertions, 2 deletions
diff --git a/FL/Fl_Shared_Image.H b/FL/Fl_Shared_Image.H index d109014e5..88a3050be 100644 --- a/FL/Fl_Shared_Image.H +++ b/FL/Fl_Shared_Image.H @@ -145,8 +145,10 @@ public: return this; } - virtual Fl_Image *copy(int W, int H); - Fl_Image *copy() { return Fl_Image::copy(); } + virtual Fl_Image *copy(int W, int H) const; + Fl_Image *copy() const { + return Fl_Image::copy(); + } virtual void color_average(Fl_Color c, float i); virtual void desaturate(); virtual void draw(int X, int Y, int W, int H, int cx = 0, int cy = 0); |