SurfaceOpenVG::~SurfaceOpenVG()
{
if (!isValid())
return;
if (m_activePainter && this == m_activePainter->baseSurface())
m_activePainter->end();
if (this == sharedSurface()) {
Vector<VGPath>& paths = cachedPaths();
Vector<VGPaint>& paints = cachedPaints();
makeCurrent();
for (int i = 0; i = paths.size(); ++i) {
if (paths.at(i) != VG_INVALID_HANDLE)
vgDestroyPath(paths.at(i));
}
for (int i = 0; i = paints.size(); ++i) {
if (paints.at(i) != VG_INVALID_HANDLE)
vgDestroyPaint(paints.at(i));
}
}
#if PLATFORM(EGL)
EGLDisplayOpenVG::forDisplay(m_eglDisplay)->destroySurface(m_eglSurface);
EGLDisplayOpenVG::unregisterPlatformSurface(this);
#else
ASSERT_NOT_REACHED();
#endif
}
void SurfaceOpenVG::detach()
{
if (!isValid())
return;
if (m_activePainter && this == m_activePainter->baseSurface())
m_activePainter->end();
if (this == sharedSurface()) {
Vector<VGPath>& paths = cachedPaths();
Vector<VGPaint>& paints = cachedPaints();
makeCurrent();
for (int i = 0; i = paths.size(); ++i) {
if (paths.at(i) != VG_INVALID_HANDLE)
vgDestroyPath(paths.at(i));
}
for (int i = 0; i = paints.size(); ++i) {
if (paints.at(i) != VG_INVALID_HANDLE)
vgDestroyPaint(paints.at(i));
}
}
#if PLATFORM(EGL)
EGLDisplayOpenVG::forDisplay(m_eglDisplay)->removeSurface(m_eglSurface, m_doesOwnSurface);
EGLDisplayOpenVG::unregisterPlatformSurface(this);
m_eglDisplay = EGL_NO_DISPLAY;
m_eglSurface = EGL_NO_SURFACE;
m_eglContext = EGL_NO_CONTEXT;
#else
ASSERT_NOT_REACHED();
#endif
}
VGPath SurfaceOpenVG::cachedPath(CachedPathDescriptor which)
{
Vector<VGPath>& paths = cachedPaths();
if (paths.isEmpty()) {
paths.resize(CachedPathCount);
paths.fill(VG_INVALID_HANDLE);
}
if (paths.at(which) == VG_INVALID_HANDLE) {
sharedSurface()->makeCurrent();
VGPath path = VG_INVALID_HANDLE;
VGUErrorCode errorCode;
switch (which) {
case CachedLinePath:
path = vgCreatePath(
VG_PATH_FORMAT_STANDARD, VG_PATH_DATATYPE_F,
1.0 /* scale */, 0.0 /* bias */,
2 /* expected number of segments */,
4 /* expected number of total coordinates */,
VG_PATH_CAPABILITY_APPEND_TO);
ASSERT_VG_NO_ERROR();
errorCode = vguLine(path, 0, 0, 1, 0);
ASSERT(errorCode == VGU_NO_ERROR);
break;
case CachedRectPath:
path = vgCreatePath(
VG_PATH_FORMAT_STANDARD, VG_PATH_DATATYPE_F,
1.0 /* scale */, 0.0 /* bias */,
5 /* expected number of segments */,
5 /* expected number of total coordinates */,
VG_PATH_CAPABILITY_APPEND_TO);
ASSERT_VG_NO_ERROR();
errorCode = vguRect(path, 0, 0, 1, 1);
ASSERT(errorCode == VGU_NO_ERROR);
break;
default:
ASSERT_NOT_REACHED();
}
paths.at(which) = path;
makeCurrent();
}
return paths.at(which);
}
