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Fixed bug when using close 'z' followed by relative move to 'm'

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- close path was not moving the current point to the end of the close
line segment
This commit is contained in:
Mikko Mononen 2014-06-14 01:09:04 +03:00
parent ed582145f6
commit 35b5b59729
1 changed files with 16 additions and 5 deletions
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21
src/nanosvg.h
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@ -626,7 +626,12 @@ static void nsvg__addPoint(NSVGparser* p, float x, float y)
static void nsvg__moveTo(NSVGparser* p, float x, float y)
{
nsvg__addPoint(p, x, y);
if (p->npts > 0) {
p->pts[(p->npts-1)*2+0] = x;
p->pts[(p->npts-1)*2+1] = y;
} else {
nsvg__addPoint(p, x, y);
}
}
static void nsvg__lineTo(NSVGparser* p, float x, float y)
@ -826,7 +831,7 @@ static void nsvg__addPath(NSVGparser* p, char closed)
float* curve;
int i;
if (p->npts == 0)
if (p->npts < 4)
return;
if (closed)
@ -1268,6 +1273,7 @@ static int nsvg__parseTranslate(float* xform, const char* str)
int na = 0;
int len = nsvg__parseTransformArgs(str, args, 2, &na);
if (na == 1) args[1] = 0.0;
nsvg__xformSetTranslation(t, args[0], args[1]);
memcpy(xform, t, sizeof(float)*6);
return len;
@ -1860,8 +1866,7 @@ static void nsvg__parsePath(NSVGparser* p, const char** attr)
}
}
if(s)
{
if (s) {
nsvg__resetPath(p);
cpx = 0; cpy = 0;
closedFlag = 0;
@ -1944,10 +1949,16 @@ static void nsvg__parsePath(NSVGparser* p, const char** attr)
} else if (cmd == 'Z' || cmd == 'z') {
closedFlag = 1;
// Commit path.
if (p->npts > 0)
if (p->npts > 0) {
// Move current point to first point
cpx = p->pts[0];
cpy = p->pts[1];
cpx2 = cpx; cpy2 = cpy;
nsvg__addPath(p, closedFlag);
}
// Start new subpath.
nsvg__resetPath(p);
nsvg__moveTo(p, cpx, cpy);
closedFlag = 0;
nargs = 0;
}