Use darker colors for artist images (#984)

* Use darker colors for artist images

Fixes #983

Signed-off-by: mueller-ma <mueller-ma@users.noreply.github.com>

* Use material colors

Signed-off-by: mueller-ma <mueller-ma@users.noreply.github.com>

* Update generate-themes.pl

Signed-off-by: mueller-ma <mueller-ma@users.noreply.github.com>

app/src/main/java/ch/blinkenlights/android/vanilla/CoverBitmap.java

@@ -411,7 +411,9 @@ public final class CoverBitmap {
 		Paint paint = new Paint();
 
 		// Picks a semi-random color from tiles_colors.xml
-		TypedArray colors = context.getResources().obtainTypedArray(R.array.letter_tile_colors);
+		TypedValue tv = new TypedValue();
+		context.getTheme().resolveAttribute(R.attr.themed_letter_tile_colors, tv, false);
+		TypedArray colors = context.getResources().obtainTypedArray(tv.data);
 		int color = colors.getColor(Math.abs(title.hashCode()) % colors.length(), 0);
 		colors.recycle();
 		paint.setColor(color);

app/src/main/res/values-v21/theme-amoled_dark.xml

@@ -34,6 +34,7 @@
 		<item name="android:colorAccent">#ffd8d8d8</item>
 		<item name="android:colorPrimary">#ff000000</item>
 		<item name="android:colorPrimaryDark">#ff000000</item>
+		<item name="themed_letter_tile_colors">@array/letter_tile_colors_dark</item>
 	</style>
 
 	<style name="Amoled_dark.Playback" parent="Amoled_dark.VanillaBase">

app/src/main/res/values-v21/theme-blue_dark.xml

@@ -31,6 +31,7 @@
 		<item name="android:colorAccent">#FF03A9F4</item>
 		<item name="android:colorPrimary">#FF0277BD</item>
 		<item name="android:colorPrimaryDark">#FF01579B</item>
+		<item name="themed_letter_tile_colors">@array/letter_tile_colors_dark</item>
 	</style>
 
 	<style name="Blue_dark.Playback" parent="Blue_dark.VanillaBase">

app/src/main/res/values-v21/theme-blue_light.xml

@@ -30,6 +30,7 @@
 		<item name="android:colorAccent">#FF03A9F4</item>
 		<item name="android:colorPrimary">#FF0277BD</item>
 		<item name="android:colorPrimaryDark">#FF01579B</item>
+		<item name="themed_letter_tile_colors">@array/letter_tile_colors_light</item>
 	</style>
 
 	<style name="Blue_light.Playback" parent="Blue_light.VanillaBase">

app/src/main/res/values-v21/theme-grey_dark.xml

@@ -31,6 +31,7 @@
 		<item name="android:colorAccent">#ffd8d8d8</item>
 		<item name="android:colorPrimary">#ff212121</item>
 		<item name="android:colorPrimaryDark">#ff090909</item>
+		<item name="themed_letter_tile_colors">@array/letter_tile_colors_dark</item>
 	</style>
 
 	<style name="Grey_dark.Playback" parent="Grey_dark.VanillaBase">

app/src/main/res/values-v21/theme-grey_light.xml

@@ -30,6 +30,7 @@
 		<item name="android:colorAccent">#ff000000</item>
 		<item name="android:colorPrimary">#ff212121</item>
 		<item name="android:colorPrimaryDark">#ff090909</item>
+		<item name="themed_letter_tile_colors">@array/letter_tile_colors_light</item>
 	</style>
 
 	<style name="Grey_light.Playback" parent="Grey_light.VanillaBase">

app/src/main/res/values-v21/theme-orange_dark.xml

@@ -31,6 +31,7 @@
 		<item name="android:colorAccent">#FFF57F17</item>
 		<item name="android:colorPrimary">#FFE65100</item>
 		<item name="android:colorPrimaryDark">#FFBF360C</item>
+		<item name="themed_letter_tile_colors">@array/letter_tile_colors_dark</item>
 	</style>
 
 	<style name="Orange_dark.Playback" parent="Orange_dark.VanillaBase">

app/src/main/res/values-v21/theme-orange_light.xml

@@ -30,6 +30,7 @@
 		<item name="android:colorAccent">#FFF57F17</item>
 		<item name="android:colorPrimary">#FFE65100</item>
 		<item name="android:colorPrimaryDark">#FFBF360C</item>
+		<item name="themed_letter_tile_colors">@array/letter_tile_colors_light</item>
 	</style>
 
 	<style name="Orange_light.Playback" parent="Orange_light.VanillaBase">

app/src/main/res/values-v21/theme-red_dark.xml

@@ -31,6 +31,7 @@
 		<item name="android:colorAccent">#ffd50000</item>
 		<item name="android:colorPrimary">#ffc62828</item>
 		<item name="android:colorPrimaryDark">#ffb71c1c</item>
+		<item name="themed_letter_tile_colors">@array/letter_tile_colors_dark</item>
 	</style>
 
 	<style name="Red_dark.Playback" parent="Red_dark.VanillaBase">

app/src/main/res/values-v21/theme-red_light.xml

@@ -30,6 +30,7 @@
 		<item name="android:colorAccent">#ffd50000</item>
 		<item name="android:colorPrimary">#ffc62828</item>
 		<item name="android:colorPrimaryDark">#ffb71c1c</item>
+		<item name="themed_letter_tile_colors">@array/letter_tile_colors_light</item>
 	</style>
 
 	<style name="Red_light.Playback" parent="Red_light.VanillaBase">

app/src/main/res/values-v21/theme-standard_dark.xml

@@ -31,6 +31,7 @@
 		<item name="android:colorAccent">#ff3e677a</item>
 		<item name="android:colorPrimary">#ff37474f</item>
 		<item name="android:colorPrimaryDark">#ff263238</item>
+		<item name="themed_letter_tile_colors">@array/letter_tile_colors_dark</item>
 	</style>
 
 	<style name="Standard_dark.Playback" parent="Standard_dark.VanillaBase">

app/src/main/res/values-v21/theme-standard_light.xml

@@ -30,6 +30,7 @@
 		<item name="android:colorAccent">#ff3e677a</item>
 		<item name="android:colorPrimary">#ff37474f</item>
 		<item name="android:colorPrimaryDark">#ff263238</item>
+		<item name="themed_letter_tile_colors">@array/letter_tile_colors_light</item>
 	</style>
 
 	<style name="Playback" parent="VanillaBase">

app/src/main/res/values/attrs.xml

@@ -7,4 +7,5 @@
 	<attr name="controls_normal"          format="color" />
 	<attr name="controls_active"          format="color" />
 	<attr name="background_circle_color"  format="color" />
+	<attr name="themed_letter_tile_colors" format="reference" />
 </resources>

app/src/main/res/values/theme-standard.xml

@@ -32,6 +32,7 @@ THE SOFTWARE.
 		<item name="controls_normal">#fff5f5f5</item>
 		<item name="controls_active">@android:color/holo_blue_dark</item>
 		<item name="android:scrollbarStyle">outsideInset</item>
+		<item name="themed_letter_tile_colors">@array/letter_tile_colors_light</item>
 	</style>
 
 	<style name="Playback" parent="VanillaBase">

app/src/main/res/values/tiles_colors.xml

@@ -16,7 +16,7 @@
   -->
 
 <resources>
-    <array name="letter_tile_colors">
+    <array name="letter_tile_colors_light">
         <item>#DB4437</item>
         <item>#E91E63</item>
         <item>#9C27B0</item>
@@ -32,4 +32,21 @@
         <item>#FF5722</item>
         <item>#757575</item>
     </array>
+
+	<array name="letter_tile_colors_dark">
+		<item>#A81104</item>
+		<item>#AD1457</item>
+		<item>#6A1B9A</item>
+		<item>#4527A0</item>
+		<item>#283593</item>
+		<item>#0F52C1</item>
+		<item>#0277BD</item>
+		<item>#006064</item>
+		<item>#00695C</item>
+		<item>#006A25</item>
+		<item>#558B2F</item>
+		<item>#E65100</item>
+		<item>#D84315</item>
+		<item>#424242</item>
+	</array>
 </resources>

generate-themes.pl

@@ -117,6 +117,7 @@ EOF
 		<item name="android:colorAccent">$this->{colorAccent}</item>
 		<item name="android:colorPrimary">$this->{colorPrimary}</item>
 		<item name="android:colorPrimaryDark">$this->{colorPrimaryDark}</item>
+		<item name="themed_letter_tile_colors">\@array/letter_tile_colors_light</item>
 	</style>
 
 	<style name="${tid}Playback" parent="${tid}VanillaBase">
@@ -159,6 +160,7 @@ EOF
 		<item name="android:colorAccent">$this->{colorAccent}</item>
 		<item name="android:colorPrimary">$this->{colorPrimary}</item>
 		<item name="android:colorPrimaryDark">$this->{colorPrimaryDark}</item>
+		<item name="themed_letter_tile_colors">\@array/letter_tile_colors_dark</item>
 	</style>
 
 	<style name="${tid}Playback" parent="${tid}VanillaBase">