Method MakeAlternateImages

src/toolbars/ToolBar.cpp:909–931

static

//static
void ToolBar::MakeAlternateImages(AButton &button, int idx,
                                  teBmps eUp,
                                  teBmps eDown,
                                  teBmps eHilite,
                                  teBmps eDownHi,
                                  teBmps eStandardUp,
                                  teBmps eStandardDown,
                                  teBmps eDisabled,
                                  wxSize size)
{
   // wxMax to cater for case of image being bigger than the button.
   int xoff = wxMax( 0, (size.GetWidth() - theTheme.Image(eStandardUp).GetWidth())/2);
   int yoff = wxMax( 0, (size.GetHeight() - theTheme.Image(eStandardUp).GetHeight())/2);

   typedef std::unique_ptr<wxImage> wxImagePtr;
   wxImagePtr up        (OverlayImage(eUp,     eStandardUp, xoff, yoff));
   wxImagePtr hilite    (OverlayImage(eHilite, eStandardUp, xoff, yoff));
   wxImagePtr down      (OverlayImage(eDown,   eStandardDown, xoff + 1, yoff + 1));
   wxImagePtr downHi    (OverlayImage(eDownHi, eStandardDown, xoff + 1, yoff + 1));
   wxImagePtr disable   (OverlayImage(eUp,     eDisabled, xoff, yoff));

   button.SetAlternateImages(idx, *up, *hilite, *down, *downHi, *disable);
}

void ToolBar::SetButtonToolTip
(AudacityProject &theProject,