graphics_palette_preview.h

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#ifndef YAZE_APP_EDITOR_GRAPHICS_GRAPHICS_PALETTE_PREVIEW_H_
#define YAZE_APP_EDITOR_GRAPHICS_GRAPHICS_PALETTE_PREVIEW_H_
 
#include <optional>
 
#include "absl/status/status.h"
#include "absl/status/statusor.h"
#include "app/editor/graphics/graphics_editor_state.h"
 
namespace yaze::editor {
 
struct GraphicsPalettePreview {
  gfx::SnesPalette colors;  // Eight displayed indices, including transparency.
  int palette_count = 0;
  int row_count = 0;
};
 
absl::StatusOr<GraphicsPalettePreview> ResolveGraphicsPreviewPalette(
    zelda3::GameData& data, const GraphicsPaletteSelection& selection);
 
// Updates only the owning session's display copy. Null restores loaded colors.
// Invalid selections leave both the previous choice and display unchanged.
absl::Status SetGraphicsPreviewPalette(
    GraphicsEditorState& state, uint16_t sheet,
    std::optional<GraphicsPaletteSelection> selection);
 
// Restores choices after the session's Arena sheets are reloaded and reflects
// source palette edits without changing authored pixels or their history.
void RefreshGraphicsPreviewPalettes(GraphicsEditorState& state);
 
}  // namespace yaze::editor
#endif