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Fixed print on scalar bar example.

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This commit is contained in:
Robert Osfield
2003-10-20 09:01:16 +00:00
parent fa8a06990d
commit 8ad75d0ceb
1 changed files with 35 additions and 30 deletions
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65
examples/osgscalarbar/osgscalarbar.cpp
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@@ -27,40 +27,45 @@ using namespace osgSim;
osg::Node* createScalarBar()
{
// ScalarsToColors* stc = new ScalarsToColors(0.0f,1.0f);
// ScalarBar* sb = new ScalarBar(2,3,stc);
//
// // Create a custom color set
// std::vector<osg::Vec4> cs;
// cs.push_back(osg::Vec4(1.0f,0.0f,0.0f,1.0f)); // R
// cs.push_back(osg::Vec4(0.0f,0.0f,1.0f,1.0f)); // B
//
// // Create a custom scalar printer
// struct MyScalarPrinter: public ScalarBar::ScalarPrinter
// {
// std::string printScalar(float scalar)
// {
// std::cout<<"In MyScalarPrinter::printScalar"<<std::endl;
// if(scalar==0.0f) return "Hello";
// else if(scalar==1.0f) return "Goodbye";
// else return ScalarBar::ScalarPrinter::printScalar(scalar);
// }
// };
//
// ColorRange* stc = new ColorRange(0.0f,1.0f,cs);
// //ScalarBar* sb = new ScalarBar(2, 2, stc, "ScalarBar", ScalarBar::HORIZONTAL, 0.25f, new MyScalarPrinter);
// ScalarBar* sb = new ScalarBar(2, 2, stc, "ScalarBar", ScalarBar::VERTICAL, 4.0f, new MyScalarPrinter);
// sb->setScalarPrinter(new MyScalarPrinter);
//
// return sb;
#if 1
//ScalarsToColors* stc = new ScalarsToColors(0.0f,1.0f);
//ScalarBar* sb = new ScalarBar(2,3,stc,"STC_ScalarBar");
ScalarBar *sb = new ScalarBar;
ScalarBar::TextProperties tp;
tp._fontFile = "fonts/times.ttf";
// Create a custom color set
std::vector<osg::Vec4> cs;
cs.push_back(osg::Vec4(1.0f,0.0f,0.0f,1.0f)); // R
cs.push_back(osg::Vec4(0.0f,1.0f,0.0f,1.0f)); // G
cs.push_back(osg::Vec4(1.0f,1.0f,0.0f,1.0f)); // G
cs.push_back(osg::Vec4(0.0f,0.0f,1.0f,1.0f)); // B
cs.push_back(osg::Vec4(0.0f,1.0f,1.0f,1.0f)); // R
sb->setTextProperties(tp);
// Create a custom scalar printer
struct MyScalarPrinter: public ScalarBar::ScalarPrinter
{
std::string printScalar(float scalar)
{
std::cout<<"In MyScalarPrinter::printScalar"<<std::endl;
if(scalar==0.0f) return ScalarBar::ScalarPrinter::printScalar(scalar)+" Bottom";
else if(scalar==0.5f) return ScalarBar::ScalarPrinter::printScalar(scalar)+" Middle";
else if(scalar==1.0f) return ScalarBar::ScalarPrinter::printScalar(scalar)+" Top";
else return ScalarBar::ScalarPrinter::printScalar(scalar);
}
};
ColorRange* cr = new ColorRange(0.0f,1.0f,cs);
ScalarBar* sb = new ScalarBar(20, 11, cr, "ScalarBar", ScalarBar::VERTICAL, 4.0f, new MyScalarPrinter);
sb->setScalarPrinter(new MyScalarPrinter);
return sb;
#else
ScalarBar *sb = new ScalarBar;
ScalarBar::TextProperties tp;
tp._fontFile = "fonts/times.ttf";
sb->setTextProperties(tp);
return sb;
#endif
}