spectrum_palette.h

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#ifndef ROBOT_NAV_RVIZ_PLUGINS_SPECTRUM_PALETTE_H
#define ROBOT_NAV_RVIZ_PLUGINS_SPECTRUM_PALETTE_H

#include <robot_nav_rviz_plugins/nav_grid_palette.h>
#include <vector>

namespace robot_nav_rviz_plugins
{
class SpectrumPalette : public NavGridPalette
{
public:
  SpectrumPalette(const color_util::ColorRGBA24& color_a,
                  const color_util::ColorRGBA24& color_b,
                  bool transparent_minimum = true);

  SpectrumPalette(const color_util::ColorHSVA24& color_a,
                  const color_util::ColorHSVA24& color_b,
                  bool transparent_minimum = true);

  bool hasTransparency() const override;

  std::vector<color_util::ColorRGBA24> getColors() const override;
protected:
  color_util::ColorHSVA color_a_, color_b_;
  bool transparent_minimum_;
};
}  // namespace robot_nav_rviz_plugins

#endif  // ROBOT_NAV_RVIZ_PLUGINS_SPECTRUM_PALETTE_H