Adding method to remove patterns by index.

src/qpLayer.cpp

@@ -182,6 +182,21 @@ qpPattern &qpLayer::pattern(byte patternIndex) {
   return *this->lastReferencedPattern;
 }
 
+byte qpLayer::numberOfPatterns() {
+  return this->patterns.numElements;
+}
+
+void qpLayer::removePattern(byte patternIndex) {
+  qpPattern* pattern = this->patterns.getItem(patternIndex);
+  if (pattern == nullptr) {
+    return;
+  }
+  if(this->lastReferencedPattern == pattern) {
+    this->lastReferencedPattern = nullptr;
+  }
+  this->patterns.remove(patternIndex);
+}
+
 qpPattern &qpLayer::operator()(byte patternIndex) {
 
   return this->pattern(patternIndex);

src/qpLayer.h

@@ -65,6 +65,8 @@ class qpLayer {
     // Patterns
     qpPattern &pattern(byte patternIndex);
     qpPattern &samePattern() { return *this->lastReferencedPattern; }
+    byte numberOfPatterns();
+    void removePattern(byte patternIndex);
 
     // Quick access operators
     qpPattern &operator()(byte patternIndex);

src/qpLinkedList.h

@@ -112,6 +112,7 @@ class qpLinkedList {
 
           delete current->item;
           delete current;
+          numElements--;
           return true;
         }
 

src/qpPattern.cpp

@@ -101,7 +101,7 @@ bool qpPattern::activate() {
 
   this->activations++;
 
-  this->nextRenderTick = this->ticks;
+  this->nextRenderTick = this->ticks + 1;
 
   this->onActivate();
 

src/qpPattern.h

@@ -17,7 +17,7 @@ class qpPattern {
     // ~ Animation speed
 
     int ticksBetweenFrames = 1;
-    int nextRenderTick = 1;
+    unsigned long nextRenderTick = 1;
 
     // ~ Periodic activation
 

src/quickPatterns.cpp

@@ -12,7 +12,7 @@ quickPatterns::~quickPatterns() {
 
 bool quickPatterns::draw() {
 
-  uint32_t currentMillis = millis();
+  unsigned long currentMillis = millis();
 
   if(currentMillis >= this->nextTickMillis) {
 

src/quickPatterns.h

@@ -43,7 +43,7 @@ class quickPatterns {
   private:
 
     short tickLengthInMillis = 25;
-    uint32_t nextTickMillis = 0;
+    unsigned long nextTickMillis = 0;
 
     qpLightStrand *lightStrand;