Initial community commit

Src/Wasabi/api/core/sequence.cpp

@@ -0,0 +1,92 @@
+#include "precomp.h"
+
+#include "sequence.h"
+
+#define CBCLASS ItemSequencerI
+START_DISPATCH;
+  CB(GETDEPENDENCYPTR, getDependencyPtr);
+  CB(GETNEXTPLAYITEM, getNextPlayItem);
+  CB(GETCURRENTPLAYBACKNUMBER, getCurrentPlaybackNumber);
+  CB(GETNUMITEMS, getNumItems);
+  CB(REWIND, rewind);
+  CB(FORWARD, forward);
+  CB(ONNOTIFY, onNotify);
+END_DISPATCH;
+#undef CBCLASS
+
+int ItemSequencerI::onNotify(int msg, int param1, int param2) {
+  switch (msg) {
+    case SEQNOTIFY_ONREGISTER: return onRegister();
+    case SEQNOTIFY_ONDEREGISTER: return onDeregister();
+    case SEQNOTIFY_ONNEXTFILE: return onNextFile();
+    case SEQNOTIFY_ONTITLECHANGE: return onTitleChange();
+    case SEQNOTIFY_ONSTARTED: return onStarted();
+    case SEQNOTIFY_ONSTOPPED: return onStopped();
+    case SEQNOTIFY_ONPAUSED: return onPaused();
+    case SEQNOTIFY_ONUNPAUSED: return onUnpaused();
+  }
+  return 0;
+}
+
+const char *ListSequencer::getNextPlayItem() {
+  int pos;
+  const char *ret;
+
+  pos = getCurrent();
+
+  if (pos < 0) return NULL;
+
+  ret = enumItem(pos);
+
+  setCurrent(pos);
+
+  return ret;
+}
+
+int ListSequencer::rewind() {
+
+  int pos;
+
+  pos = getCurrent();
+
+  if (pos < 0) return 0;
+
+  pos--;
+
+  if (pos < 0) {
+    if (loop()) {
+      pos = getNumEntries()-1;
+    } else {
+      pos++;
+    }
+  }
+
+  setCurrent(pos);
+  return 1;
+}
+
+int ListSequencer::forward() {
+
+  int pos;
+
+  pos = getCurrent();
+
+  if (pos < 0) return 0;
+
+  pos++;
+
+  if (pos >= getNumEntries()) {
+    if (loop()) {
+      pos = 0;
+    } else {
+      return 0;
+    }
+  }
+
+  setCurrent(pos);
+  return 1;
+}
+
+int ListSequencer::getNumItems() {
+  return getNumEntries();
+}