From Jeremy Moles, updates to osgwidget examples.
Merged by Robert Osfield from OpenSceneGraph-osgWidget-dev
This commit is contained in:
Robert Osfield
662
examples/osgwidgetmessagebox/osgwidgetmessagebox.cpp
Normal file
662
examples/osgwidgetmessagebox/osgwidgetmessagebox.cpp
Normal file
@@ -0,0 +1,662 @@
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// -*-c++-*- osgWidget - Copyright Cedric Pinson 2008
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#include <osgWidget/Util>
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#include <osgWidget/WindowManager>
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#include <osgWidget/Frame>
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#include <osgWidget/Box>
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#include <osgWidget/Widget>
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#include <osgWidget/Types>
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#include <osgDB/ReadFile>
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#include <osgAnimation/EaseMotion>
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#include <osg/io_utils>
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#include <iostream>
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const unsigned int MASK_2D = 0xF0000000;
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class MessageBox
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{
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protected:
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osgWidget::Frame* createButtonOk(const std::string& theme, const std::string& text, const std::string& font, int fontSize);
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osgWidget::Label* createLabel(const std::string& string, const std::string& font, int size, const osgWidget::Color& color);
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osg::ref_ptr<osgWidget::Frame> _window;
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osg::ref_ptr<osgWidget::Frame> _button;
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public:
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osgWidget::Frame* getButton();
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osgWidget::Frame* getWindow();
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bool create(const std::string& themeMessage,
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const std::string& themeButton,
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const std::string& titleText,
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const std::string& messageText,
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const std::string& buttonText,
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const std::string& font,
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int fontSize);
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};
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osgWidget::Frame* MessageBox::getButton() { return _button.get(); }
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osgWidget::Frame* MessageBox::getWindow() { return _window.get(); }
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struct AlphaSetterVisitor : public osg::NodeVisitor
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{
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float _alpha;
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AlphaSetterVisitor( float alpha = 1.0):osg::NodeVisitor(TRAVERSE_ALL_CHILDREN) { _alpha = alpha;}
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void apply(osg::MatrixTransform& node)
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{
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osgWidget::Window* win = dynamic_cast<osgWidget::Window*>(&node);
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if (win) {
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// osgWidget::warn() << "I am in Window: " << win->getName() << std::endl;
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for (osgWidget::Window::Iterator it = win->begin(); it != win->end(); it++)
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{
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// osgWidget::warn() << " I am operating on Widget: " << it->get()->getName() << std::endl;
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osgWidget::Color color = it->get()->getColor();
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color[3] = color[3] *_alpha;
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it->get()->setColor(color);
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}
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{
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osgWidget::Color color = win->getBackground()->getColor();
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color[3] = color[3] *_alpha;
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win->getBackground()->setColor(color);
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}
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}
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traverse(node);
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}
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};
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struct ColorSetterVisitor : public osg::NodeVisitor
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{
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osgWidget::Color _color;
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ColorSetterVisitor( const osgWidget::Color& color):osg::NodeVisitor(TRAVERSE_ALL_CHILDREN) { _color = color;}
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void apply(osg::MatrixTransform& node)
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{
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osgWidget::Window* win = dynamic_cast<osgWidget::Window*>(&node);
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if (win) {
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// osgWidget::warn() << "I am in Window: " << win->getName() << std::endl;
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for (osgWidget::Window::Iterator it = win->begin(); it != win->end(); it++)
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{
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// osgWidget::warn() << " I am operating on Widget: " << it->get()->getName() << std::endl;
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// osgWidget::Color color = it->get()->getColor();
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// color[3] = color[3] *_alpha;
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it->get()->setColor(_color);
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}
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{
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// osgWidget::Color color = win->getBackground()->getColor();
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// color[3] = color[3] *_alpha;
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win->getBackground()->setColor(osgWidget::Color(0,0,0,0));
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}
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}
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traverse(node);
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}
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};
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struct EventOK : public osgWidget::Callback, osg::NodeCallback
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{
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typedef osgAnimation::OutCubicMotion WidgetMotion;
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// typedef osgAnimation::OutQuartMotion WidgetMotion;
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WidgetMotion _motionOver;
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WidgetMotion _motionLeave;
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double _lastUpdate;
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osgWidget::Color _defaultColor;
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osgWidget::Color _overColor;
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bool _over;
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osg::ref_ptr<osgWidget::Frame> _frame;
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float _width;
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float _height;
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EventOK(osgWidget::Frame* frame) : osgWidget::Callback(osgWidget::EVENT_ALL), _frame(frame)
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{
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_motionOver = WidgetMotion(0.0, 0.4);
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_motionLeave = WidgetMotion(0.0, 0.5);
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_defaultColor = _frame->getEmbeddedWindow()->getColor();
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_overColor = osgWidget::Color(229.0/255.0,
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103.0/255.0,
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17.0/255,
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_defaultColor[3]);
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_over = false;
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}
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bool operator()(osgWidget::Event& ev)
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{
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if (ev.type == osgWidget::EVENT_MOUSE_ENTER)
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{
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_over = true;
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_width = _frame->getWidth();
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_height = _frame->getHeight();
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_motionOver.reset();
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std::cout << "enter" << std::endl;
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return true;
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}
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else if (ev.type == osgWidget::EVENT_MOUSE_LEAVE)
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{
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_over = false;
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_motionLeave.reset();
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std::cout << "leave" << std::endl;
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return true;
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}
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return false;
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}
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void operator()(osg::Node* node, osg::NodeVisitor* nv)
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{
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if (nv->getVisitorType() == osg::NodeVisitor::UPDATE_VISITOR)
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{
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const osg::FrameStamp* fs = nv->getFrameStamp();
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double dt = fs->getSimulationTime() - _lastUpdate;
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_lastUpdate = fs->getSimulationTime();
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if (_frame.valid())
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{
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float value;
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if (_over)
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{
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_motionOver.update(dt);
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value = _motionOver.getValue();
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}
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else
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{
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_motionLeave.update(dt);
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value = 1.0 - _motionLeave.getValue();
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}
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osgWidget::Color c = _defaultColor + ((_overColor - _defaultColor) * value);
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ColorSetterVisitor colorSetter(c);
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_frame->accept(colorSetter);
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}
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}
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node->traverse(*nv);
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}
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};
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osgWidget::Label* MessageBox::createLabel(const std::string& string, const std::string& font, int size, const osgWidget::Color& color)
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{
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osgWidget::Label* label = new osgWidget::Label("", "");
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label->setFont(font);
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label->setFontSize(size);
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label->setFontColor(color);
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label->setColor(osgWidget::Color(0,0,0,0));
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label->setLabel(string);
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label->setCanFill(true);
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return label;
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}
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osgWidget::Frame* MessageBox::createButtonOk(const std::string& theme,
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const std::string& text,
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const std::string& font,
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int fontSize)
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{
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osg::ref_ptr<osgWidget::Frame> frame = osgWidget::Frame::createSimpleFrameFromTheme(
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"ButtonOK",
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osgDB::readImageFile(theme),
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300.0f,
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50.0f,
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osgWidget::Frame::FRAME_TEXTURE
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);
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frame->getBackground()->setColor(0.0f, 0.0f, 0.0f, 0.0f);
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osgWidget::Label* label = createLabel(text, font, fontSize, osgWidget::Color(0,0,0,1));
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osgWidget::Box* box = new osgWidget::Box("HBOX", osgWidget::Box::HORIZONTAL);
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box->addWidget(label);
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box->resize();
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osgWidget::Color colorBack = frame->getEmbeddedWindow()->getColor();
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box->getBackground()->setColor(colorBack);
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frame->getEmbeddedWindow()->setWindow(box);
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box->setEventMask(osgWidget::EVENT_NONE);
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frame->resizeFrame(box->getWidth(), box->getHeight());
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frame->resizeAdd(0, 0);
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EventOK* event = new EventOK(frame);
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frame->setUpdateCallback(event);
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frame->addCallback(event);
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return frame.release();
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}
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bool MessageBox::create(const std::string& themeMessage,
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const std::string& themeButton,
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const std::string& titleText,
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const std::string& messageText,
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const std::string& buttonText,
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const std::string& font,
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int fontSize)
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{
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osg::ref_ptr<osgWidget::Frame> frame = osgWidget::Frame::createSimpleFrameFromTheme(
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"error",
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osgDB::readImageFile(themeMessage),
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300.0f,
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50.0f,
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osgWidget::Frame::FRAME_ALL
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);
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frame->getBackground()->setColor(0.0f, 0.0f, 0.0f, 0.0f);
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osgWidget::Label* labelText = createLabel(messageText, font, fontSize, osgWidget::Color(0,0,0,1));
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osgWidget::Label* labelTitle = createLabel(titleText, font, fontSize+5, osgWidget::Color(0.4,0,0,1));
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osgWidget::Box* box = new osgWidget::Box("VBOX", osgWidget::Box::VERTICAL);
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_button = createButtonOk(themeButton, buttonText, font, fontSize);
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osgWidget::Widget* buttonOK = _button->embed();
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buttonOK->setColor(osgWidget::Color(0,0,0,0));
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buttonOK->setCanFill(false);
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box->addWidget(buttonOK);
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box->addWidget(labelText);
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box->addWidget(labelTitle);
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osgWidget::Color colorBack = frame->getEmbeddedWindow()->getColor();
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box->getBackground()->setColor(colorBack);
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frame->setWindow(box);
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box->resize();
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frame->resizeFrame(box->getWidth(), box->getHeight());
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_window = frame;
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return true;
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}
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const char* LABEL1 =
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"Lorem ipsum dolor sit amet, consectetur adipisicing elit, sed\n"
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"do eiusmod tempor incididunt ut labore et dolore magna aliqua.\n"
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"Ut enim ad minim veniam, quis nostrud exercitation ullamco laboris\n"
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"nisi ut aliquip ex ea commodo consequat. Duis aute irure dolor in..."
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;
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int main(int argc, char** argv)
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{
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osgViewer::Viewer viewer;
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osgWidget::WindowManager* wm = new osgWidget::WindowManager(
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&viewer,
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1280.0f,
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1024.0f,
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MASK_2D,
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osgWidget::WindowManager::WM_PICK_DEBUG
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);
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int fontSize = 20;
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std::string font="fonts/arial.ttf";
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std::string buttonTheme = "osgWidget/theme-8-shadow.png";
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std::string borderTheme = "osgWidget/theme-8.png";
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MessageBox message;
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message.create(borderTheme,
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buttonTheme,
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"Error - Critical",
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LABEL1,
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"Quit",
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font,
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fontSize);
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AlphaSetterVisitor alpha(.8f);
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message.getWindow()->accept(alpha);
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wm->addChild(message.getWindow());
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// center
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osgWidget::point_type w = wm->getWidth();
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osgWidget::point_type h = wm->getHeight();
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osgWidget::point_type ww = message.getWindow()->getWidth();
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osgWidget::point_type hw = message.getWindow()->getHeight();
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osgWidget::point_type ox = (w - ww) / 2;
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osgWidget::point_type oy = (h - hw) / 2;
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message.getWindow()->setPosition(osgWidget::Point(ox, oy, message.getWindow()->getPosition()[2] ));
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// frame->resizeAdd(30, 30);
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// AlphaSetterVisitor alpha(.8f);
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// frame->accept(alpha);
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return osgWidget::createExample(viewer, wm, osgDB::readNodeFile("cow.osg"));
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}
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#if 0
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struct AlphaSetterVisitor : public osg::NodeVisitor
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{
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float _alpha;
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AlphaSetterVisitor( float alpha = 1.0):osg::NodeVisitor(TRAVERSE_ALL_CHILDREN) { _alpha = alpha;}
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void apply(osg::MatrixTransform& node)
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{
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osgWidget::Window* win = dynamic_cast<osgWidget::Window*>(&node);
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if (win) {
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// osgWidget::warn() << "I am in Window: " << win->getName() << std::endl;
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for (osgWidget::Window::Iterator it = win->begin(); it != win->end(); it++)
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{
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// osgWidget::warn() << " I am operating on Widget: " << it->get()->getName() << std::endl;
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osgWidget::Color color = it->get()->getColor();
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color[3] = color[3] *_alpha;
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it->get()->setColor(color);
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}
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{
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osgWidget::Color color = win->getBackground()->getColor();
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color[3] = color[3] *_alpha;
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win->getBackground()->setColor(color);
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}
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}
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traverse(node);
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}
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};
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struct ColorSetterVisitor : public osg::NodeVisitor
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{
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osgWidget::Color _color;
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ColorSetterVisitor( const osgWidget::Color& color):osg::NodeVisitor(TRAVERSE_ALL_CHILDREN) { _color = color;}
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void apply(osg::MatrixTransform& node)
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{
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osgWidget::Window* win = dynamic_cast<osgWidget::Window*>(&node);
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if (win) {
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// osgWidget::warn() << "I am in Window: " << win->getName() << std::endl;
|
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for (osgWidget::Window::Iterator it = win->begin(); it != win->end(); it++)
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{
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// osgWidget::warn() << " I am operating on Widget: " << it->get()->getName() << std::endl;
|
||||
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// osgWidget::Color color = it->get()->getColor();
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// color[3] = color[3] *_alpha;
|
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it->get()->setColor(_color);
|
||||
}
|
||||
{
|
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// osgWidget::Color color = win->getBackground()->getColor();
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// color[3] = color[3] *_alpha;
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win->getBackground()->setColor(osgWidget::Color(0,0,0,0));
|
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}
|
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}
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traverse(node);
|
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}
|
||||
};
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||||
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||||
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struct EventOK : public osgWidget::Callback, osg::NodeCallback
|
||||
{
|
||||
typedef osgAnimation::OutQuartMotion WidgetMotion;
|
||||
WidgetMotion _motionOver;
|
||||
WidgetMotion _motionLeave;
|
||||
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||||
double _lastUpdate;
|
||||
osgWidget::Color _defaultColor;
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||||
osgWidget::Color _overColor;
|
||||
bool _over;
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||||
osg::ref_ptr<osgWidget::Frame> _frame;
|
||||
float _width;
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||||
float _height;
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||||
EventOK(osgWidget::Frame* frame) : osgWidget::Callback(osgWidget::EVENT_ALL), _frame(frame)
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{
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_motionOver = WidgetMotion(0.0, 0.4);
|
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_motionLeave = WidgetMotion(0.0, 0.5);
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_defaultColor = _frame->getEmbeddedWindow()->getColor();
|
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_overColor = osgWidget::Color(229.0/255.0,
|
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103.0/255.0,
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||||
17.0/255,
|
||||
_defaultColor[3]);
|
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_over = false;
|
||||
}
|
||||
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||||
bool operator()(osgWidget::Event& ev)
|
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{
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||||
if (ev.type == osgWidget::EVENT_MOUSE_ENTER)
|
||||
{
|
||||
_over = true;
|
||||
// std::cout << "Enter" << std::endl;
|
||||
_width = _frame->getWidth();
|
||||
_height = _frame->getHeight();
|
||||
_motionOver.reset();
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||||
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// _frame->resize(_width * 1.2, _height * 1.2);
|
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return true;
|
||||
}
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else if (ev.type == osgWidget::EVENT_MOUSE_LEAVE)
|
||||
{
|
||||
_over = false;
|
||||
// std::cout << "Leave" << std::endl;
|
||||
// _frame->resize(_width, _height);
|
||||
_motionLeave.reset();
|
||||
return true;
|
||||
}
|
||||
return false;
|
||||
}
|
||||
|
||||
void operator()(osg::Node* node, osg::NodeVisitor* nv)
|
||||
{
|
||||
if (nv->getVisitorType() == osg::NodeVisitor::UPDATE_VISITOR)
|
||||
{
|
||||
const osg::FrameStamp* fs = nv->getFrameStamp();
|
||||
double dt = fs->getSimulationTime() - _lastUpdate;
|
||||
_lastUpdate = fs->getSimulationTime();
|
||||
|
||||
if (_frame.valid())
|
||||
{
|
||||
float value;
|
||||
if (_over)
|
||||
{
|
||||
_motionOver.update(dt);
|
||||
value = _motionOver.getValue();
|
||||
}
|
||||
else
|
||||
{
|
||||
_motionLeave.update(dt);
|
||||
value = 1.0 - _motionLeave.getValue();
|
||||
}
|
||||
|
||||
osgWidget::Color c = _defaultColor + ((_overColor - _defaultColor) * value);
|
||||
ColorSetterVisitor colorSetter(c);
|
||||
_frame->accept(colorSetter);
|
||||
}
|
||||
}
|
||||
node->traverse(*nv);
|
||||
}
|
||||
};
|
||||
|
||||
|
||||
|
||||
osgWidget::Label* createLabel(const std::string& string, const std::string& font, int size, const osgWidget::Color& color)
|
||||
{
|
||||
osgWidget::Label* label = new osgWidget::Label("", "");
|
||||
label->setFont(font);
|
||||
label->setFontSize(size);
|
||||
label->setFontColor(color);
|
||||
label->setColor(osgWidget::Color(0,0,0,0));
|
||||
label->setLabel(string);
|
||||
label->setCanFill(true);
|
||||
return label;
|
||||
}
|
||||
|
||||
osgWidget::Window* createButtonOk(const std::string& theme, const std::string& text, int fontSize)
|
||||
{
|
||||
osg::ref_ptr<osgWidget::Frame> frame = osgWidget::Frame::createSimpleFrameFromTheme(
|
||||
"ButtonOK",
|
||||
osgDB::readImageFile(theme),
|
||||
300.0f,
|
||||
50.0f,
|
||||
osgWidget::Frame::FRAME_TEXTURE
|
||||
);
|
||||
frame->getBackground()->setColor(0.0f, 0.0f, 0.0f, 0.0f);
|
||||
|
||||
osgWidget::Label* label = createLabel(text, "fonts/Vera.ttf", fontSize, osgWidget::Color(0,0,0,1));
|
||||
|
||||
osgWidget::Box* box = new osgWidget::Box("HBOX", osgWidget::Box::HORIZONTAL);
|
||||
box->addWidget(label);
|
||||
box->resize();
|
||||
osgWidget::Color colorBack = frame->getEmbeddedWindow()->getColor();
|
||||
box->getBackground()->setColor(colorBack);
|
||||
frame->getEmbeddedWindow()->setWindow(box);
|
||||
box->setEventMask(osgWidget::EVENT_NONE);
|
||||
|
||||
frame->resizeFrame(box->getWidth(), box->getHeight());
|
||||
frame->resizeAdd(0, 0);
|
||||
|
||||
EventOK* event = new EventOK(frame);
|
||||
frame->setUpdateCallback(event);
|
||||
frame->addCallback(event);
|
||||
|
||||
|
||||
return frame.release();
|
||||
}
|
||||
|
||||
osgWidget::Frame* createErrorMessage(const std::string& themeMessage,
|
||||
const std::string& themeButton,
|
||||
const std::string& titleText,
|
||||
const std::string& messageText,
|
||||
const std::string& buttonText,
|
||||
const std::string& font,
|
||||
int fontSize)
|
||||
{
|
||||
|
||||
osg::ref_ptr<osgWidget::Frame> frame = osgWidget::Frame::createSimpleFrameFromTheme(
|
||||
"error",
|
||||
osgDB::readImageFile(themeMessage),
|
||||
300.0f,
|
||||
50.0f,
|
||||
osgWidget::Frame::FRAME_ALL
|
||||
);
|
||||
frame->getBackground()->setColor(0.0f, 0.0f, 0.0f, 0.0f);
|
||||
|
||||
osgWidget::Label* labelText = createLabel(messageText, font, fontSize, osgWidget::Color(0,0,0,1));
|
||||
osgWidget::Label* labelTitle = createLabel(titleText, font, fontSize+5, osgWidget::Color(0.4,0,0,1));
|
||||
|
||||
osgWidget::Box* box = new osgWidget::Box("VBOX", osgWidget::Box::VERTICAL);
|
||||
|
||||
osgWidget::Widget* buttonOK = createButtonOk(themeButton, buttonText, fontSize)->embed();
|
||||
buttonOK->setColor(osgWidget::Color(0,0,0,0));
|
||||
buttonOK->setCanFill(false);
|
||||
|
||||
box->addWidget(buttonOK);
|
||||
box->addWidget(labelText);
|
||||
box->addWidget(labelTitle);
|
||||
|
||||
osgWidget::Color colorBack = frame->getEmbeddedWindow()->getColor();
|
||||
box->getBackground()->setColor(colorBack);
|
||||
|
||||
frame->setWindow(box);
|
||||
|
||||
box->resize();
|
||||
frame->resizeFrame(box->getWidth(), box->getHeight());
|
||||
return frame.release();
|
||||
}
|
||||
|
||||
|
||||
const char* LABEL1 =
|
||||
"Lorem ipsum dolor sit amet, consectetur adipisicing elit, sed\n"
|
||||
"do eiusmod tempor incididunt ut labore et dolore magna aliqua.\n"
|
||||
"Ut enim ad minim veniam, quis nostrud exercitation ullamco laboris\n"
|
||||
"nisi ut aliquip ex ea commodo consequat. Duis aute irure dolor in..."
|
||||
;
|
||||
|
||||
int main(int argc, char** argv)
|
||||
{
|
||||
std::string theme = "osgWidget/theme-1.png";
|
||||
if (argc > 1)
|
||||
theme = std::string(argv[1]);
|
||||
|
||||
osgViewer::Viewer viewer;
|
||||
|
||||
osgWidget::WindowManager* wm = new osgWidget::WindowManager(
|
||||
&viewer,
|
||||
1280.0f,
|
||||
1024.0f,
|
||||
MASK_2D,
|
||||
osgWidget::WindowManager::WM_PICK_DEBUG
|
||||
);
|
||||
|
||||
osgWidget::Frame* frame = createErrorMessage(theme,
|
||||
"osgWidget/theme-8-shadow.png",
|
||||
"Error - Critical",
|
||||
LABEL1,
|
||||
"Ok",
|
||||
"fonts/Vera.ttf",
|
||||
20);
|
||||
// Add everything to the WindowManager.
|
||||
wm->addChild(frame);
|
||||
frame->resizeAdd(30, 30);
|
||||
|
||||
AlphaSetterVisitor alpha(.8f);
|
||||
frame->accept(alpha);
|
||||
return osgWidget::createExample(viewer, wm, osgDB::readNodeFile("cow.osg"));
|
||||
}
|
||||
#endif
|
||||
Reference in New Issue
Block a user