void SequenceViewer::DisplayAlignment(BlockMultipleAlignment *alignment) { SequenceDisplay *display = new SequenceDisplay(true, viewerWindow); for (unsigned int row=0; row<alignment->NRows(); ++row) display->AddRowFromAlignment(row, alignment); // set starting scroll to a few residues left of the first aligned block display->SetStartingColumn(alignment->GetFirstAlignedBlockPosition() - 5); AlignmentList alignments; alignments.push_back(alignment); InitData(&alignments, display); if (sequenceWindow) sequenceWindow->UpdateDisplay(display); else if (IsWindowedMode()) CreateSequenceWindow(false); }
osg::Group* createHUDText() { osg::Group* rootNode = new osg::Group; osgText::Font* font = new osgText::Font(new osgQt::QFontImplementation(QFont("Arial"))); osg::Geode* geode = new osg::Geode; rootNode->addChild(geode); float windowHeight = 1024.0f; float windowWidth = 1280.0f; float margin = 50.0f; //////////////////////////////////////////////////////////////////////////////////////////////////////// // // Examples of how to set up different text layout // osg::Vec4 layoutColor(1.0f,1.0f,0.0f,1.0f); float layoutCharacterSize = 20.0f; { osgText::Text* text = new osgText::Text; text->setFont(font); text->setColor(layoutColor); text->setCharacterSize(layoutCharacterSize); text->setPosition(osg::Vec3(margin,windowHeight-margin,0.0f)); // the default layout is left to right, typically used in languages // originating from europe such as English, French, German, Spanish etc.. text->setLayout(osgText::Text::LEFT_TO_RIGHT); text->setText("text->setLayout(osgText::Text::LEFT_TO_RIGHT);"); geode->addDrawable(text); } { osgText::Text* text = new osgText::Text; text->setFont(font); text->setColor(layoutColor); text->setCharacterSize(layoutCharacterSize); text->setPosition(osg::Vec3(windowWidth-margin,windowHeight-margin,0.0f)); // right to left layouts would be used for hebrew or arabic fonts. text->setLayout(osgText::Text::RIGHT_TO_LEFT); text->setAlignment(osgText::Text::RIGHT_BASE_LINE); text->setText("text->setLayout(osgText::Text::RIGHT_TO_LEFT);"); geode->addDrawable(text); } { osgText::Text* text = new osgText::Text; text->setFont(font); text->setColor(layoutColor); text->setPosition(osg::Vec3(margin,windowHeight-margin,0.0f)); text->setCharacterSize(layoutCharacterSize); // vertical font layout would be used for asian fonts. text->setLayout(osgText::Text::VERTICAL); text->setText("text->setLayout(osgText::Text::VERTICAL);"); geode->addDrawable(text); } //////////////////////////////////////////////////////////////////////////////////////////////////////// // // Examples of how to set up different font resolution // osg::Vec4 fontSizeColor(0.0f,1.0f,1.0f,1.0f); float fontSizeCharacterSize = 30; osg::Vec3 cursor = osg::Vec3(margin*2,windowHeight-margin*2,0.0f); { osgText::Text* text = new osgText::Text; text->setFont(font); text->setColor(fontSizeColor); text->setCharacterSize(fontSizeCharacterSize); text->setPosition(cursor); // use text that uses 10 by 10 texels as a target resolution for fonts. text->setFontResolution(10,10); // blocky but small texture memory usage text->setText("text->setFontResolution(10,10); // blocky but small texture memory usage"); geode->addDrawable(text); } cursor.y() -= fontSizeCharacterSize; { osgText::Text* text = new osgText::Text; text->setFont(font); text->setColor(fontSizeColor); text->setCharacterSize(fontSizeCharacterSize); text->setPosition(cursor); // use text that uses 20 by 20 texels as a target resolution for fonts. text->setFontResolution(20,20); // smoother but higher texture memory usage (but still quite low). text->setText("text->setFontResolution(20,20); // smoother but higher texture memory usage (but still quite low)."); geode->addDrawable(text); } cursor.y() -= fontSizeCharacterSize; { osgText::Text* text = new osgText::Text; text->setFont(font); text->setColor(fontSizeColor); text->setCharacterSize(fontSizeCharacterSize); text->setPosition(cursor); // use text that uses 40 by 40 texels as a target resolution for fonts. text->setFontResolution(40,40); // even smoother but again higher texture memory usage. text->setText("text->setFontResolution(40,40); // even smoother but again higher texture memory usage."); geode->addDrawable(text); } //////////////////////////////////////////////////////////////////////////////////////////////////////// // // Examples of how to set up different sized text // osg::Vec4 characterSizeColor(1.0f,0.0f,1.0f,1.0f); cursor.y() -= fontSizeCharacterSize*2.0f; { osgText::Text* text = new osgText::Text; text->setFont(font); text->setColor(characterSizeColor); text->setFontResolution(20,20); text->setPosition(cursor); // use text that is 20 units high. text->setCharacterSize(20); // small text->setText("text->setCharacterSize(20.0f); // small"); geode->addDrawable(text); } cursor.y() -= 30.0f; { osgText::Text* text = new osgText::Text; text->setFont(font); text->setColor(characterSizeColor); text->setFontResolution(30,30); text->setPosition(cursor); // use text that is 30 units high. text->setCharacterSize(30.0f); // medium text->setText("text->setCharacterSize(30.0f); // medium"); geode->addDrawable(text); } cursor.y() -= 50.0f; { osgText::Text* text = new osgText::Text; text->setFont(font); text->setColor(characterSizeColor); text->setFontResolution(40,40); text->setPosition(cursor); // use text that is 60 units high. text->setCharacterSize(60.0f); // large text->setText("text->setCharacterSize(60.0f); // large"); geode->addDrawable(text); } //////////////////////////////////////////////////////////////////////////////////////////////////////// // // Examples of how to set up different alignments // osg::Vec4 alignmentSizeColor(0.0f,1.0f,0.0f,1.0f); float alignmentCharacterSize = 25.0f; cursor.x() = 640; cursor.y() = margin*4.0f; typedef std::pair<osgText::Text::AlignmentType,std::string> AlignmentPair; typedef std::vector<AlignmentPair> AlignmentList; AlignmentList alignmentList; alignmentList.push_back(AlignmentPair(osgText::Text::LEFT_TOP,"text->setAlignment(\nosgText::Text::LEFT_TOP);")); alignmentList.push_back(AlignmentPair(osgText::Text::LEFT_CENTER,"text->setAlignment(\nosgText::Text::LEFT_CENTER);")); alignmentList.push_back(AlignmentPair(osgText::Text::LEFT_BOTTOM,"text->setAlignment(\nosgText::Text::LEFT_BOTTOM);")); alignmentList.push_back(AlignmentPair(osgText::Text::CENTER_TOP,"text->setAlignment(\nosgText::Text::CENTER_TOP);")); alignmentList.push_back(AlignmentPair(osgText::Text::CENTER_CENTER,"text->setAlignment(\nosgText::Text::CENTER_CENTER);")); alignmentList.push_back(AlignmentPair(osgText::Text::CENTER_BOTTOM,"text->setAlignment(\nosgText::Text::CENTER_BOTTOM);")); alignmentList.push_back(AlignmentPair(osgText::Text::RIGHT_TOP,"text->setAlignment(\nosgText::Text::RIGHT_TOP);")); alignmentList.push_back(AlignmentPair(osgText::Text::RIGHT_CENTER,"text->setAlignment(\nosgText::Text::RIGHT_CENTER);")); alignmentList.push_back(AlignmentPair(osgText::Text::RIGHT_BOTTOM,"text->setAlignment(\nosgText::Text::RIGHT_BOTTOM);")); alignmentList.push_back(AlignmentPair(osgText::Text::LEFT_BASE_LINE,"text->setAlignment(\nosgText::Text::LEFT_BASE_LINE);")); alignmentList.push_back(AlignmentPair(osgText::Text::CENTER_BASE_LINE,"text->setAlignment(\nosgText::Text::CENTER_BASE_LINE);")); alignmentList.push_back(AlignmentPair(osgText::Text::RIGHT_BASE_LINE,"text->setAlignment(\nosgText::Text::RIGHT_BASE_LINE);")); alignmentList.push_back(AlignmentPair(osgText::Text::LEFT_BOTTOM_BASE_LINE,"text->setAlignment(\nosgText::Text::LEFT_BOTTOM_BASE_LINE);")); alignmentList.push_back(AlignmentPair(osgText::Text::CENTER_BOTTOM_BASE_LINE,"text->setAlignment(\nosgText::Text::CENTER_BOTTOM_BASE_LINE);")); alignmentList.push_back(AlignmentPair(osgText::Text::RIGHT_BOTTOM_BASE_LINE,"text->setAlignment(\nosgText::Text::RIGHT_BOTTOM_BASE_LINE);")); osg::Sequence* sequence = new osg::Sequence; { for(AlignmentList::iterator itr=alignmentList.begin(); itr!=alignmentList.end(); ++itr) { osg::Geode* alignmentGeode = new osg::Geode; sequence->addChild(alignmentGeode); sequence->setTime(sequence->getNumChildren(), 1.0f); osgText::Text* text = new osgText::Text; text->setFont(font); text->setColor(alignmentSizeColor); text->setCharacterSize(alignmentCharacterSize); text->setPosition(cursor); text->setDrawMode(osgText::Text::TEXT|osgText::Text::ALIGNMENT|osgText::Text::BOUNDINGBOX); text->setAlignment(itr->first); text->setText(itr->second); alignmentGeode->addDrawable(text); } } sequence->setMode(osg::Sequence::START); sequence->setInterval(osg::Sequence::LOOP, 0, -1); sequence->setDuration(1.0f, -1); rootNode->addChild(sequence); //////////////////////////////////////////////////////////////////////////////////////////////////////// // // Examples of how to set up different fonts... // cursor.x() = margin*2.0f; cursor.y() = margin*2.0f; osg::Vec4 fontColor(1.0f,0.5f,0.0f,1.0f); float fontCharacterSize = 20.0f; float spacing = 40.0f; { osgText::Text* text = new osgText::Text; text->setColor(fontColor); text->setPosition(cursor); text->setCharacterSize(fontCharacterSize); text->setFont(0); text->setText("text->setFont(0); // inbuilt font."); geode->addDrawable(text); cursor.x() = text->getBoundingBox().xMax() + spacing ; } { osgText::Font* arial = new osgText::Font(new osgQt::QFontImplementation(QFont("Arial"))); osgText::Text* text = new osgText::Text; text->setColor(fontColor); text->setPosition(cursor); text->setCharacterSize(fontCharacterSize); text->setFont(arial); text->setText(arial!=0? "text->setFont(\"fonts/arial.ttf\");": "unable to load \"fonts/arial.ttf\""); geode->addDrawable(text); cursor.x() = text->getBoundingBox().xMax() + spacing ; } { osgText::Font* times = new osgText::Font(new osgQt::QFontImplementation(QFont("Times"))); osgText::Text* text = new osgText::Text; text->setColor(fontColor); text->setPosition(cursor); text->setCharacterSize(fontCharacterSize); geode->addDrawable(text); text->setFont(times); text->setText(times!=0? "text->setFont(\"fonts/times.ttf\");": "unable to load \"fonts/times.ttf\""); cursor.x() = text->getBoundingBox().xMax() + spacing ; } cursor.x() = margin*2.0f; cursor.y() = margin; { osgText::Font* dirtydoz = new osgText::Font(new osgQt::QFontImplementation(QFont("Times"))); osgText::Text* text = new osgText::Text; text->setColor(fontColor); text->setPosition(cursor); text->setCharacterSize(fontCharacterSize); text->setFont(dirtydoz); text->setText(dirtydoz!=0? "text->setFont(\"fonts/dirtydoz.ttf\");": "unable to load \"fonts/dirtydoz.ttf\""); geode->addDrawable(text); cursor.x() = text->getBoundingBox().xMax() + spacing ; } { osgText::Font* fudd = new osgText::Font(new osgQt::QFontImplementation(QFont("Times"))); osgText::Text* text = new osgText::Text; text->setColor(fontColor); text->setPosition(cursor); text->setCharacterSize(fontCharacterSize); text->setFont(fudd); text->setText(fudd!=0? "text->setFont(\"fonts/fudd.ttf\");": "unable to load \"fonts/fudd.ttf\""); geode->addDrawable(text); cursor.x() = text->getBoundingBox().xMax() + spacing ; } return rootNode; }