refactor and rename node types

1 files changed, 165 insertions, 0 deletions

diff --git a/tree/node1.c b/tree/node1.c
new file mode 100644
index 00000000..c24b974a
--- /dev/null
+++ b/tree/node1.c
@@ -0,0 +1,165 @@
+#include <fitz.h>
+
+void fz_freemetanode(fz_metanode* node);
+void fz_freelinknode(fz_linknode* node);
+void fz_freepathnode(fz_pathnode* node);
+void fz_freetextnode(fz_textnode* node);
+void fz_freeimagenode(fz_imagenode* node);
+
+fz_rect fz_boundtransformnode(fz_transformnode* node, fz_matrix ctm);
+fz_rect fz_boundovernode(fz_overnode* node, fz_matrix ctm);
+fz_rect fz_boundmasknode(fz_masknode* node, fz_matrix ctm);
+fz_rect fz_boundblendnode(fz_blendnode* node, fz_matrix ctm);
+fz_rect fz_boundcolornode(fz_colornode* node, fz_matrix ctm);
+fz_rect fz_boundpathnode(fz_pathnode* node, fz_matrix ctm);
+fz_rect fz_boundtextnode(fz_textnode* node, fz_matrix ctm);
+fz_rect fz_boundimagenode(fz_imagenode* node, fz_matrix ctm);
+fz_rect fz_boundshadenode(fz_shadenode* node, fz_matrix ctm);
+fz_rect fz_boundlinknode(fz_linknode* node, fz_matrix ctm);
+fz_rect fz_boundmetanode(fz_metanode* node, fz_matrix ctm);
+
+void
+fz_initnode(fz_node *node, fz_nodekind kind)
+{
+	node->kind = kind;
+	node->parent = nil;
+	node->child = nil;
+	node->next = nil;
+}
+
+void
+fz_freenode(fz_node *node)
+{
+	if (node->child)
+		fz_freenode(node->child);
+	if (node->next)
+		fz_freenode(node->next);
+
+	switch (node->kind)
+	{
+	case FZ_NTRANSFORM:
+	case FZ_NOVER:
+	case FZ_NMASK:
+	case FZ_NBLEND:
+	case FZ_NCOLOR:
+		break;
+	case FZ_NPATH:
+		fz_freepathnode((fz_pathnode *) node);
+		break;
+	case FZ_NTEXT:
+		fz_freetextnode((fz_textnode *) node);
+		break;
+	case FZ_NIMAGE:
+		fz_freeimagenode((fz_imagenode *) node);
+		break;
+	case FZ_NSHADE:
+		// XXX fz_freeshadenode((fz_shadenode *) node);
+		break;
+	case FZ_NLINK:
+		fz_freelinknode((fz_linknode *) node);
+		break;
+	case FZ_NMETA:
+		fz_freemetanode((fz_metanode *) node);
+		break;
+	}
+
+	fz_free(node);
+}
+
+fz_rect
+fz_boundnode(fz_node *node, fz_matrix ctm)
+{
+	switch (node->kind)
+	{
+	case FZ_NTRANSFORM:
+		return fz_boundtransformnode((fz_transformnode *) node, ctm);
+	case FZ_NOVER:
+		return fz_boundovernode((fz_overnode *) node, ctm);
+	case FZ_NMASK:
+		return fz_boundmasknode((fz_masknode *) node, ctm);
+	case FZ_NBLEND:
+		return fz_boundblendnode((fz_blendnode *) node, ctm);
+	case FZ_NCOLOR:
+		return fz_boundcolornode((fz_colornode *) node, ctm);
+	case FZ_NPATH:
+		return fz_boundpathnode((fz_pathnode *) node, ctm);
+	case FZ_NTEXT:
+		return fz_boundtextnode((fz_textnode *) node, ctm);
+	case FZ_NIMAGE:
+		return fz_boundimagenode((fz_imagenode *) node, ctm);
+	case FZ_NSHADE:
+		// XXX return fz_boundshadenode((fz_shadenode *) node, ctm);
+	case FZ_NLINK:
+		return fz_boundlinknode((fz_linknode *) node, ctm);
+	case FZ_NMETA:
+		return fz_boundmetanode((fz_metanode *) node, ctm);
+	}
+	return FZ_INFRECT;
+}
+
+int
+fz_istransformnode(fz_node *node)
+{
+	return node ? node->kind == FZ_NTRANSFORM : 0;
+}
+
+int
+fz_isovernode(fz_node *node)
+{
+	return node ? node->kind == FZ_NOVER : 0;
+}
+
+int
+fz_ismasknode(fz_node *node)
+{
+	return node ? node->kind == FZ_NMASK : 0;
+}
+
+int
+fz_isblendnode(fz_node *node)
+{
+	return node ? node->kind == FZ_NBLEND : 0;
+}
+
+int
+fz_iscolornode(fz_node *node)
+{
+	return node ? node->kind == FZ_NCOLOR : 0;
+}
+
+int
+fz_ispathnode(fz_node *node)
+{
+	return node ? node->kind == FZ_NPATH : 0;
+}
+
+int
+fz_istextnode(fz_node *node)
+{
+	return node ? node->kind == FZ_NTEXT : 0;
+}
+
+int
+fz_isimagenode(fz_node *node)
+{
+	return node ? node->kind == FZ_NIMAGE : 0;
+}
+
+int
+fz_isshadenode(fz_node *node)
+{
+	return node ? node->kind == FZ_NSHADE : 0;
+}
+
+int
+fz_islinknode(fz_node *node)
+{
+	return node ? node->kind == FZ_NLINK : 0;
+}
+
+int
+fz_ismetanode(fz_node *node)
+{
+	return node ? node->kind == FZ_NMETA : 0;
+}
+