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Code Issues Releases Wiki Activity

Changed hash based color calc to a hash indexed palette as discussed in the pull request.

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This commit is contained in:
Stephan Fuhrmann 2013-07-23 21:46:03 +02:00
parent 3feaeb6903
commit 64212072c0
1 changed files with 19 additions and 6 deletions
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25
src/com/fsck/k9/activity/misc/ContactPictureLoader.java
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@ -67,6 +67,23 @@ public class ContactPictureLoader {
*/ */
private final LruCache<String, int[]> mUnknownContactsCache; private final LruCache<String, int[]> mUnknownContactsCache;
private final static int CONTACT_DUMMY_COLORS_ARGB[] = {
0xffff0000, // 0 R, G, B
0xff00ff00,
0xff0000ff,
0xffff8000, // 3 mix ff with 80
0xff0080ff,
0xff80ff00,
0xff8000ff,
0xffff0080,
0xff00ff80,
0xff8040ff, // 9 mit 80 with 40 and ff
0xff80ff40,
0xffff4080,
0xffff8040,
0xff40ff80,
0xff4080ff,
};
public ContactPictureLoader(Context context, int defaultPictureResource) { public ContactPictureLoader(Context context, int defaultPictureResource) {
Context appContext = context.getApplicationContext(); Context appContext = context.getApplicationContext();
@ -145,12 +162,8 @@ public class ContactPictureLoader {
} }
private int calcUnknownContactColor(Address address) { private int calcUnknownContactColor(Address address) {
int val = address.getAddress().toLowerCase().hashCode(); int val = address.getAddress().toLowerCase().hashCode();
int rgb = int rgb = CONTACT_DUMMY_COLORS_ARGB[val % CONTACT_DUMMY_COLORS_ARGB.length];
(0xff) << 24 |
(~val & 0xff) << 16 |
(val & 0xff) << 8 |
(val>>>8 & 0xff);
return rgb; return rgb;
} }