implement frames save and open from ppi

2019-10-17 23:41:37 +02:00
parent 880eb7a406
commit 4e0520da80
9 changed files with 165 additions and 128 deletions
--- a/src/canvas.h
+++ b/src/canvas.h
@@ -29,7 +29,11 @@ struct PPIThumb
 struct PPIDocVersion
 {
    int major = 0;
-    int minor = 2;
+
+    // version 1: initial
+    // version 2: added blend mode, alpha and visibility
+    // version 3: added animation frames
+    int minor = 3;
 };

 struct PPISoftVersion