// Load FtglOutlineFont
void FtglOutlineFont::loadFont()
{
if (isLoaded()) return;
// Check for required parameters
if( filename() == nullptr ) {
if (isMessageEnabled(MSG_ERROR)) {
std::cerr << "No ttf file" << std::endl;
}
return;
}
// Generate filename
const size_t FONTPATHNAME_LENGTH = 256;
char fontPathname[FONTPATHNAME_LENGTH];
if (fontDirectory() != nullptr) lcStrcpy(fontPathname, FONTPATHNAME_LENGTH, fontDirectory());
else lcStrcpy(fontPathname, FONTPATHNAME_LENGTH, "./");
lcStrcat(fontPathname, FONTPATHNAME_LENGTH, filename());
FTGLOutlineFont* ftglFont = new FTGLOutlineFont(fontPathname);
if (ftglFont != nullptr && !ftglFont->Error()) {
// set the face size and return the pointer, then tell our base class that we have a loaded font
ftglFont->FaceSize(getFaceSize());
ftgl(ftglFont);
setFontLoaded();
}
else {
if (isMessageEnabled(MSG_ERROR)) {
std::cerr << "FtglOutlineFont::loadFont() - font did not load correctly: file: \"";
std::cerr << fontPathname << "\"";
std::cerr << std::endl;
}
std::exit(1);
}
}
void testConstructor() {
buildGLContext();
FTGLOutlineFont* outlineFont = new FTGLOutlineFont( FONT_FILE);
CPPUNIT_ASSERT( outlineFont->Error() == 0);
CPPUNIT_ASSERT( glGetError() == GL_NO_ERROR);
}
void testBadDisplayList() {
buildGLContext();
FTGLOutlineFont* outlineFont = new FTGLOutlineFont( FONT_FILE);
outlineFont->FaceSize(18);
int glList = glGenLists(1);
glNewList( glList, GL_COMPILE);
outlineFont->Render(GOOD_ASCII_TEST_STRING);
glEndList();
CPPUNIT_ASSERT( glGetError() == GL_INVALID_OPERATION);
}
void testGoodDisplayList() {
buildGLContext();
FTGLOutlineFont* outlineFont = new FTGLOutlineFont( FONT_FILE);
outlineFont->FaceSize(18);
outlineFont->UseDisplayList(false);
int glList = glGenLists(1);
glNewList( glList, GL_COMPILE);
outlineFont->Render(GOOD_ASCII_TEST_STRING);
glEndList();
CPPUNIT_ASSERT( glGetError() == GL_NO_ERROR);
}
void testRender() {
buildGLContext();
FTGLOutlineFont* outlineFont = new FTGLOutlineFont( FONT_FILE);
outlineFont->Render(GOOD_ASCII_TEST_STRING);
CPPUNIT_ASSERT( outlineFont->Error() == 0x97); // Invalid pixels per em
CPPUNIT_ASSERT( glGetError() == GL_NO_ERROR);
outlineFont->FaceSize(18);
outlineFont->Render(GOOD_ASCII_TEST_STRING);
CPPUNIT_ASSERT( outlineFont->Error() == 0);
CPPUNIT_ASSERT( glGetError() == GL_NO_ERROR);
}