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From Cedric Pinson and Jeremey Moles, Changes to OpenSceneGraph-osgWidget-dev branch.

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Notes from Robert Osfield, Merged changes to OpenSceneGraph-osgWidget-dev r9367 (prior to my botched attempt at merged svn/trunk into the branch).
This commit is contained in:
Robert Osfield
2008-12-16 20:29:00 +00:00
parent 3313327ab4
commit 60fc821764
36 changed files with 1218 additions and 836 deletions
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114
examples/osgwidgetprogress/osgwidgetprogress.cpp
View File

@@ -9,83 +9,83 @@
const unsigned int MASK_2D = 0xF0000000;
struct UpdateProgressNode: public osg::NodeCallback {
float start;
float done;
float start;
float done;
UpdateProgressNode():
start (0.0f),
done (5.0f) {
}
UpdateProgressNode():
start (0.0f),
done (5.0f) {
}
virtual void operator()(osg::Node* node, osg::NodeVisitor* nv) {
const osg::FrameStamp* fs = nv->getFrameStamp();
virtual void operator()(osg::Node* node, osg::NodeVisitor* nv) {
const osg::FrameStamp* fs = nv->getFrameStamp();
float t = fs->getSimulationTime();
float t = fs->getSimulationTime();
if(start == 0.0f) start = t;
if(start == 0.0f) start = t;
float width = ((t - start) / done) * 512.0f;
float percent = (width / 512.0f) * 100.0f;
if(width < 1.0f || width > 512.0f) return;
float width = ((t - start) / done) * 512.0f;
float percent = (width / 512.0f) * 100.0f;
if(width < 1.0f || width > 512.0f) return;
osgWidget::Window* window = dynamic_cast<osgWidget::Window*>(node);
osgWidget::Window* window = dynamic_cast<osgWidget::Window*>(node);
if(!window) return;
if(!window) return;
osgWidget::Widget* w = window->getByName("pMeter");
osgWidget::Label* l = dynamic_cast<osgWidget::Label*>(window->getByName("pLabel"));
osgWidget::Widget* w = window->getByName("pMeter");
osgWidget::Label* l = dynamic_cast<osgWidget::Label*>(window->getByName("pLabel"));
if(!w || !l) return;
if(!w || !l) return;
w->setWidth(width);
w->setTexCoordRegion(0.0f, 0.0f, width, 64.0f);
w->setWidth(width);
w->setTexCoordRegion(0.0f, 0.0f, width, 64.0f);
std::ostringstream ss;
std::ostringstream ss;
ss << osg::round(percent) << "% Done" << std::endl;
ss << osg::round(percent) << "% Done" << std::endl;
l->setLabel(ss.str());
}
l->setLabel(ss.str());
}
};
int main(int argc, char** argv) {
osgViewer::Viewer viewer;
osgViewer::Viewer viewer;
osgWidget::WindowManager* wm = new osgWidget::WindowManager(
&viewer,
1280.0f,
1024.0f,
MASK_2D,
osgWidget::WindowManager::WM_PICK_DEBUG
);
osgWidget::Canvas* canvas = new osgWidget::Canvas("canvas");
osgWidget::Widget* pOutline = new osgWidget::Widget("pOutline", 512.0f, 64.0f);
osgWidget::Widget* pMeter = new osgWidget::Widget("pMeter", 0.0f, 64.0f);
osgWidget::Label* pLabel = new osgWidget::Label("pLabel", "0% Done");
osgWidget::WindowManager* wm = new osgWidget::WindowManager(
&viewer,
1280.0f,
1024.0f,
MASK_2D,
osgWidget::WindowManager::WM_PICK_DEBUG
);
osgWidget::Canvas* canvas = new osgWidget::Canvas("canvas");
osgWidget::Widget* pOutline = new osgWidget::Widget("pOutline", 512.0f, 64.0f);
osgWidget::Widget* pMeter = new osgWidget::Widget("pMeter", 0.0f, 64.0f);
osgWidget::Label* pLabel = new osgWidget::Label("pLabel", "0% Done");
pOutline->setImage("osgWidget/progress-outline.png", true);
pOutline->setLayer(osgWidget::Widget::LAYER_MIDDLE, 2);
pMeter->setImage("osgWidget/progress-meter.png");
pMeter->setColor(0.7f, 0.1f, 0.1f, 0.7f);
pMeter->setLayer(osgWidget::Widget::LAYER_MIDDLE, 1);
pOutline->setImage("osgWidget/progress-outline.png", true);
pOutline->setLayer(osgWidget::Widget::LAYER_MIDDLE, 2);
pMeter->setImage("osgWidget/progress-meter.png");
pMeter->setColor(0.7f, 0.1f, 0.1f, 0.7f);
pMeter->setLayer(osgWidget::Widget::LAYER_MIDDLE, 1);
pLabel->setFont("fonts/VeraMono.ttf");
pLabel->setFontSize(20);
pLabel->setFontColor(1.0f, 1.0f, 1.0f, 1.0f);
pLabel->setSize(512.0f, 64.0f);
pLabel->setLayer(osgWidget::Widget::LAYER_MIDDLE, 3);
pLabel->setFont("fonts/VeraMono.ttf");
pLabel->setFontSize(20);
pLabel->setFontColor(1.0f, 1.0f, 1.0f, 1.0f);
pLabel->setSize(512.0f, 64.0f);
pLabel->setLayer(osgWidget::Widget::LAYER_MIDDLE, 3);
canvas->setOrigin(300.0f, 300.0f);
canvas->addWidget(pMeter, 0.0f, 0.0f);
canvas->addWidget(pOutline, 0.0f, 0.0f);
canvas->addWidget(pLabel, 0.0f, 0.0f);
canvas->getBackground()->setColor(0.0f, 0.0f, 0.0f, 0.0f);
canvas->setUpdateCallback(new UpdateProgressNode());
canvas->setOrigin(300.0f, 300.0f);
canvas->addWidget(pMeter, 0.0f, 0.0f);
canvas->addWidget(pOutline, 0.0f, 0.0f);
canvas->addWidget(pLabel, 0.0f, 0.0f);
canvas->getBackground()->setColor(0.0f, 0.0f, 0.0f, 0.0f);
canvas->setUpdateCallback(new UpdateProgressNode());
wm->addChild(canvas);
wm->addChild(canvas);
return osgWidget::createExample(viewer, wm, osgDB::readNodeFile("cow.osg"));
return osgWidget::createExample(viewer, wm, osgDB::readNodeFile("cow.osg"));
}