/// <summary>
/// constructor
/// </summary>
/// <param name="p">list of single push instructions</param>
public ActionPushList(ActionPush[] p)
: base(ActionCode.PushList)
{
pushList = p;
}
/// <summary>
/// Collaps sequence of single push actions into one multiple-push action
/// </summary>
private void CollapsPushActions(ArrayList actionRecord)
{
int i = 0;
bool isPush;
while (i<(actionRecord.Count-1)) {
isPush = actionRecord[i] is ActionPush;
if (isPush) {
int j = i;
int count = 1;
do {
i++;
if (i<actionRecord.Count) {
isPush=(actionRecord[i] is ActionPush);
if (isPush) count++;
}
} while ((isPush)&&(i<actionRecord.Count));
if (count>1) {
ActionPush[] pushList = new ActionPush[count];
actionRecord.CopyTo(j,pushList,0,count);
actionRecord.RemoveRange(j,count);
ActionPushList pl = new ActionPushList(pushList);
actionRecord.Insert(j,pl);
i=j+1;
}
} else {
// recursively step through functions inner actions
ActionDefineFunction f = actionRecord[i] as ActionDefineFunction;
if (f!=null) CollapsPushActions(f.ActionRecord);
// and function2 of course
ActionDefineFunction2 f2 = actionRecord[i] as ActionDefineFunction2;
if (f2!=null) CollapsPushActions(f2.ActionRecord);
i++;
}
}
}
/// <summary>
/// Read multiply push action action as <see cref="SwfDotNet.IO.ByteCode.Actions.ActionPushList">ActionPushList</see> from swf.
/// </summary>
private ActionPushList ReadActionPush(BinaryReader br)
{
// read block length
int len = Convert.ToInt32(br.ReadUInt16());
int i = 0;
ArrayList pushList = new ArrayList();
while (i<len) {
int pushType = Convert.ToInt32(br.ReadByte());
i++;
object val = new object();
switch (pushType) {
case 0: string str = BinaryStringRW.ReadString(br);
i+=str.Length+1;
val = str;
break;
case 1: val = (object)br.ReadSingle();
i+=4;
break;
case 2: val = null;
break;
case 3: val = null;
break;
case 4: val = (object) Convert.ToInt32(br.ReadByte());
i++;
break;
case 5: val = (object )br.ReadBoolean();
i++;
break;
case 6: byte[] b0 = br.ReadBytes(4);
byte[] b1 = br.ReadBytes(4);
byte[] b = new byte[8];
b0.CopyTo(b,4);
b1.CopyTo(b,0);
val = (object) BitConverter.ToDouble(b,0);
i+=8;
break;
case 7: val =(object) br.ReadInt32();
i+=4;
break;
case 8: val = (object) Convert.ToInt32(br.ReadByte());
i++;
break;
case 9: val = (object) Convert.ToInt32(br.ReadUInt16());
i+=2;
break;
}
ActionPush p = new ActionPush(pushType,val);
pushList.Add(p);
}
ActionPush[] pList = new ActionPush[pushList.Count];
pushList.CopyTo(pList,0);
ActionPushList a = new ActionPushList(pList);
//a.ByteSize = len+3;
return a;
}
