141 lines
4.7 KiB
C++
141 lines
4.7 KiB
C++
/* OpenSceneGraph example, osgtext.
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*
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* Permission is hereby granted, free of charge, to any person obtaining a copy
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* of this software and associated documentation files (the "Software"), to deal
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* in the Software without restriction, including without limitation the rights
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* to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
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* copies of the Software, and to permit persons to whom the Software is
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* furnished to do so, subject to the following conditions:
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*
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* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
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* AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
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* OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
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* THE SOFTWARE.
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*/
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#include <osg/ArgumentParser>
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#include <osg/Geode>
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#include <osg/Geometry>
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#include <osg/CullFace>
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#include <osg/TriangleIndexFunctor>
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#include <osg/PositionAttitudeTransform>
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#include <osgUtil/SmoothingVisitor>
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#include <osgDB/WriteFile>
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#include <osgGA/StateSetManipulator>
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#include <osgUtil/Tessellator>
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#include <osgViewer/Viewer>
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#include <osgViewer/ViewerEventHandlers>
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#include <osg/io_utils>
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#include <osgText/TextNode>
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#include <osgText/Text3D>
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extern int main_orig(int, char**);
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extern int main_test(int, char**);
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int main_size(int argc, char** argv)
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{
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osg::ArgumentParser arguments(&argc, argv);
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osgViewer::Viewer viewer(arguments);
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std::string fontFile("arial.ttf");
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while(arguments.read("-f",fontFile)) {}
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osg::ref_ptr<osgText::Font> font = osgText::readFontFile(fontFile);
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if (!font) return 1;
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OSG_NOTICE<<"Read font "<<fontFile<<" font="<<font.get()<<std::endl;
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osg::Geode* geode = new osg::Geode;
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geode->addDrawable( osg::createTexturedQuadGeometry(osg::Vec3(0.0f,0.0f,0.0f),osg::Vec3(1.0f,0.0,0.0),osg::Vec3(0.0f,0.0,1.0), 0.0, 0.0, 1.0, 1.0) );
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osgText::Text3D* text3d = new osgText::Text3D;
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text3d->setPosition(osg::Vec3(1.0f,0.0f,0.0f));
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text3d->setFont(osgText::readFontFile("arial.ttf"));
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text3d->setCharacterSizeMode(osgText::Text3D::OBJECT_COORDS);
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text3d->setCharacterSize(1.0f);
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text3d->setCharacterDepth(0.1f);
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text3d->setAxisAlignment(osgText::Text3D::XZ_PLANE);
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text3d->setText("This is a size test");
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geode->addDrawable(text3d);
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viewer.addEventHandler( new osgGA::StateSetManipulator(viewer.getCamera()->getOrCreateStateSet()) );
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viewer.addEventHandler(new osgViewer::StatsHandler);
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viewer.setSceneData(geode);
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return viewer.run();
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}
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int main(int argc, char** argv)
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{
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osg::ArgumentParser arguments(&argc, argv);
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if (arguments.read("--test"))
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{
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return main_test(argc,argv);
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}
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else if (arguments.read("--original") || arguments.read("--orig"))
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{
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return main_orig(argc,argv);
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}
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else if (arguments.read("--size-test"))
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{
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return main_size(argc,argv);
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}
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osgViewer::Viewer viewer(arguments);
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std::string fontFile("arial.ttf");
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while(arguments.read("-f",fontFile)) {}
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osg::ref_ptr<osgText::Font> font = osgText::readFontFile(fontFile);
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if (!font) return 1;
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OSG_NOTICE<<"Read font "<<fontFile<<" font="<<font.get()<<std::endl;
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std::string word("This is a new test.");
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while (arguments.read("-w",word)) {}
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osg::ref_ptr<osgText::Style> style = new osgText::Style;
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float thickness = 0.1f;
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while(arguments.read("--thickness",thickness)) {}
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style->setThicknessRatio(thickness);
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// set up any bevel if required
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float r;
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osg::ref_ptr<osgText::Bevel> bevel;
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while(arguments.read("--rounded",r)) { bevel = new osgText::Bevel; bevel->roundedBevel2(r); }
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while(arguments.read("--rounded")) { bevel = new osgText::Bevel; bevel->roundedBevel2(0.25); }
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while(arguments.read("--flat",r)) { bevel = new osgText::Bevel; bevel->flatBevel(r); }
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while(arguments.read("--flat")) { bevel = new osgText::Bevel; bevel->flatBevel(0.25); }
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while(arguments.read("--bevel-thickness",r)) { if (bevel.valid()) bevel->setBevelThickness(r); }
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style->setBevel(bevel.get());
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// set up outline.
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while(arguments.read("--outline",r)) { style->setOutlineRatio(r); }
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osgText::TextNode* text = new osgText::TextNode;
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text->setText(word);
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text->setFont(font.get());
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text->setStyle(style.get());
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text->setTextTechnique(new osgText::TextTechnique);
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text->update();
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viewer.addEventHandler( new osgGA::StateSetManipulator(viewer.getCamera()->getOrCreateStateSet()) );
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viewer.addEventHandler(new osgViewer::StatsHandler);
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viewer.setSceneData(text);
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return viewer.run();
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}
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