ui: added color_scheme_test command displaying all graph node types and states

implementations for other views comming.

src/lib/component/controller/helper/BucketGrid.cpp

@@ -76,7 +76,7 @@ void Bucket::sort()
 
 void Bucket::preLayout(Vec2i viewSize)
 {
-	int cols = m_height / viewSize.y + 1;
+	int cols = (viewSize.y > 0 ? (m_height / viewSize.y) : 0) + 1;
 
 	int x = 0;
 	int y = 0;
@@ -299,7 +299,7 @@ DummyNode* BucketGrid::findTopMostDummyNodeRecursive(
 
 void BucketGrid::addNode(DummyNode* node)
 {
-	Bucket* bucket = getBucket(0, 0);
+	Bucket* bucket = getBucket(node->layoutBucket.x, node->layoutBucket.y);
 	bucket->addNode(node);
 }
 
@@ -310,7 +310,8 @@ bool BucketGrid::addNode(DummyNode* owner, DummyNode* target, bool horizontal)
 
 	if (!ownerBucket && !targetBucket)
 	{
-		return false;
+		ownerBucket = getBucket(0, 0);
+		ownerBucket->addNode(owner);
 	}
 	else if (ownerBucket && targetBucket)
 	{

src/lib/component/controller/helper/DummyNode.h

@@ -42,6 +42,7 @@ public:
 		, hasParent(true)
 		, accessType(TokenComponentAccess::ACCESS_NONE)
 		, invisibleSubNodeCount(0)
+		, layoutBucket(0, 0)
 		, bundledNodeCount(0)
 	{
 	}
@@ -191,6 +192,16 @@ public:
 		return bundledNodes.size();
 	}
 
+	void forEachDummyNodeRecursive(std::function<void(DummyNode*)> func)
+	{
+		func(this);
+
+		for (std::shared_ptr<DummyNode> node : subNodes)
+		{
+			node->forEachDummyNodeRecursive(func);
+		}
+	}
+
 	Vec2i position;
 	Vec2i size;
 
@@ -220,6 +231,9 @@ public:
 	// Bundling
 	BundleInfo bundleInfo;
 
+	// Layout
+	Vec2i layoutBucket;
+
 	// BundleNode
 	std::vector<std::shared_ptr<DummyNode>> bundledNodes;
 	size_t bundledNodeCount;