sdl_selectable_widget.cpp

 
#include "sdl_selectable_widget.hpp"
#include "sdl_blend_mode_guard.hpp"
 
SdlSelectableWidget::SdlSelectableWidget(std::shared_ptr<SDL_Renderer>& renderer,
                                         const SDL_FRect& rect)
    : SdlWidget(renderer, rect)
{
}
 
#if defined(WITH_SDL_IMAGE_DIALOGS)
SdlSelectableWidget::SdlSelectableWidget(std::shared_ptr<SDL_Renderer>& renderer,
                                         const SDL_FRect& rect, SDL_IOStream* ops)
    : SdlWidget(renderer, rect, ops)
{
}
#endif
 
SdlSelectableWidget::SdlSelectableWidget(SdlSelectableWidget&& other) noexcept = default;
 
SdlSelectableWidget::~SdlSelectableWidget() = default;
 
bool SdlSelectableWidget::highlight(bool enable)
{
  _highlight = enable;
  return update();
}
 
bool SdlSelectableWidget::mouseover(bool enable)
{
  _mouseover = enable;
  return update();
}
 
bool SdlSelectableWidget::updateInternal()
{
  SdlBlendModeGuard guard(_renderer, SDL_BLENDMODE_NONE);
  std::vector<SDL_Color> colors;
  colors.push_back(_backgroundcolor);
  if (_highlight)
    colors.push_back(_highlightcolor);
 
  if (_mouseover)
    colors.push_back(_mouseovercolor);
 
  if (!fill(colors))
    return false;
 
  return SdlWidget::updateInternal();
}