Add SchemeRainbow and SchemeFruitSalad to MCU Java.

PiperOrigin-RevId: 535327804

Author: Material Eng

java/scheme/SchemeFruitSalad.java

@@ -0,0 +1,38 @@
+/*
+ * Copyright 2023 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.
+ */
+package scheme;
+
+import hct.Hct;
+import palettes.TonalPalette;
+import utils.MathUtils;
+
+/** A playful theme - the source color's hue does not appear in the theme. */
+public class SchemeFruitSalad extends DynamicScheme {
+  public SchemeFruitSalad(Hct sourceColorHct, boolean isDark, double contrastLevel) {
+    super(
+        sourceColorHct,
+        Variant.FRUIT_SALAD,
+        isDark,
+        contrastLevel,
+        TonalPalette.fromHueAndChroma(
+            MathUtils.sanitizeDegreesDouble(sourceColorHct.getHue() - 50.0), 48.0),
+        TonalPalette.fromHueAndChroma(
+            MathUtils.sanitizeDegreesDouble(sourceColorHct.getHue() - 50.0), 36.0),
+        TonalPalette.fromHueAndChroma(sourceColorHct.getHue(), 36.0),
+        TonalPalette.fromHueAndChroma(sourceColorHct.getHue(), 10.0),
+        TonalPalette.fromHueAndChroma(sourceColorHct.getHue(), 16.0));
+  }
+}

java/scheme/SchemeRainbow.java

@@ -0,0 +1,37 @@
+/*
+ * Copyright 2023 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.
+ */
+package scheme;
+
+import hct.Hct;
+import palettes.TonalPalette;
+import utils.MathUtils;
+
+/** A playful theme - the source color's hue does not appear in the theme. */
+public class SchemeRainbow extends DynamicScheme {
+  public SchemeRainbow(Hct sourceColorHct, boolean isDark, double contrastLevel) {
+    super(
+        sourceColorHct,
+        Variant.RAINBOW,
+        isDark,
+        contrastLevel,
+        TonalPalette.fromHueAndChroma(sourceColorHct.getHue(), 48.0),
+        TonalPalette.fromHueAndChroma(sourceColorHct.getHue(), 16.0),
+        TonalPalette.fromHueAndChroma(
+            MathUtils.sanitizeDegreesDouble(sourceColorHct.getHue() + 60.0), 24.0),
+        TonalPalette.fromHueAndChroma(sourceColorHct.getHue(), 0.0),
+        TonalPalette.fromHueAndChroma(sourceColorHct.getHue(), 0.0));
+  }
+}

java/scheme/Variant.java

@@ -23,5 +23,7 @@ public enum Variant {
   VIBRANT,
   EXPRESSIVE,
   FIDELITY,
-  CONTENT
+  CONTENT,
+  RAINBOW,
+  FRUIT_SALAD
 }