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arm9/source/material/palettes/tones.h

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+/*
+ * Copyright 2022 Google LLC
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+#ifndef CPP_PALETTES_TONES_H_
+#define CPP_PALETTES_TONES_H_
+
+#include "material/utils/utils.h"
+
+namespace material_color_utilities {
+
+class TonalPalette {
+ public:
+  explicit TonalPalette(Argb argb);
+  TonalPalette(double hue, double chroma);
+
+  /**
+   * Returns the color for a given tone in this palette.
+   *
+   * @param tone 0.0 <= tone <= 100.0
+   * @return a color as an integer, in ARGB format.
+   */
+  Argb get(double tone) const;
+
+ private:
+  double hue_;
+  double chroma_;
+};
+
+}  // namespace material_color_utilities
+#endif  // CPP_PALETTES_TONES_H_