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diff --git a/c:/tmp/nanosvg_original.h b/c:/tmp/nanosvg_modif.h
index 24a01a86d3d..eca0d07e79d 100644
--- a/c:/tmp/nanosvg_original.h
+++ b/c:/tmp/nanosvg_modif.h
@@ -24,7 +24,8 @@
*
* Bounding box calculation based on http://blog.hackers-cafe.net/2009/06/how-to-calculate-bezier-curves-bounding.html
*
- */
+ * This is a modified version for Blender used by importers.
+ **/
#ifndef NANOSVG_H
#define NANOSVG_H
@@ -148,6 +149,8 @@ extern "C" {
typedef struct NSVGshape
{
char id[64]; // Optional 'id' attr of the shape or its group
+ /* Blender: Parent ID used for layer creation. */
+ char id_parent[64];
NSVGpaint fill; // Fill paint
NSVGpaint stroke; // Stroke paint
float opacity; // Opacity of the shape.
@@ -370,6 +373,7 @@ int nsvg__parseXML(char* input,
/* Simple SVG parser. */
#define NSVG_MAX_ATTR 128
+#define NSVG_MAX_BREADCRUMB 5
enum NSVGgradientUnits
{
@@ -471,6 +475,10 @@ typedef struct NSVGparser
float dpi;
char pathFlag;
char defsFlag;
+ /** Blender breadcrumb for layers. */
+ char breadcrumb[NSVG_MAX_BREADCRUMB][64];
+ /** Blender number of elements in breadcrumb. */
+ int breadcrumb_len;
} NSVGparser;
static void nsvg__xformIdentity(float* t)
@@ -980,6 +988,14 @@ static void nsvg__addShape(NSVGparser* p)
memset(shape, 0, sizeof(NSVGshape));
memcpy(shape->id, attr->id, sizeof shape->id);
+ /* Copy parent id from breadcrumb. */
+ if (p->breadcrumb_len > 0) {
+ memcpy(shape->id_parent, p->breadcrumb[0], sizeof shape->id_parent);
+ }
+ else {
+ memcpy(shape->id_parent, attr->id, sizeof shape->id_parent);
+ }
+
scale = nsvg__getAverageScale(attr->xform);
shape->strokeWidth = attr->strokeWidth * scale;
shape->strokeDashOffset = attr->strokeDashOffset * scale;
@@ -2814,6 +2830,14 @@ static void nsvg__startElement(void* ud, const char* el, const char** attr)
if (strcmp(el, "g") == 0) {
nsvg__pushAttr(p);
nsvg__parseAttribs(p, attr);
+
+ /* Save the breadcrumb of groups. */
+ if (p->breadcrumb_len < NSVG_MAX_BREADCRUMB) {
+ NSVGattrib *attr_id = nsvg__getAttr(p);
+ memcpy(
+ p->breadcrumb[p->breadcrumb_len], attr_id->id, sizeof(p->breadcrumb[p->breadcrumb_len]));
+ p->breadcrumb_len++;
+ }
}
else if (strcmp(el, "path") == 0) {
if (p->pathFlag) // Do not allow nested paths.
@@ -2874,7 +2898,12 @@ static void nsvg__endElement(void* ud, const char* el)
NSVGparser* p = (NSVGparser*)ud;
if (strcmp(el, "g") == 0) {
- nsvg__popAttr(p);
+ /* Remove the breadcrumb level. */
+ if (p->breadcrumb_len > 0) {
+ p->breadcrumb[p->breadcrumb_len - 1][0] = '\0';
+ p->breadcrumb_len--;
+ }
+ nsvg__popAttr(p);
}
else if (strcmp(el, "path") == 0) {
p->pathFlag = 0;
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