FGFS-4.1/OpenSceneGraph
4
0
Fork 0
Code Issues Pull Requests Packages Projects Releases Wiki Activity

Updates to the slideshow3D app.

Browse Source
This commit is contained in:
Robert Osfield
2003-07-22 15:35:51 +00:00
parent 2bce4dda75
commit 00e7e10a26
4 changed files with 32 additions and 39 deletions
Download Patch File Download Diff File Expand all files Collapse all files

14
examples/slideshow3D/SlideShowConstructor.cpp
View File

@@ -26,9 +26,11 @@ SlideShowConstructor::SlideShowConstructor()
void SlideShowConstructor::createPresentation()
{
_titleHeight = _slideHeight*0.08f;
_titleWidth = _slideWidth*0.8f;
_titleOrigin = _slideOrigin + osg::Vec3(_slideWidth*0.5f,0.0f,_slideHeight*0.98f-_titleHeight);
_textHeight = _slideHeight*0.05f;
_textWidth = _slideWidth*0.8f;
_textOrigin = _slideOrigin + osg::Vec3(_slideWidth*0.1f,0.0f,_titleOrigin.z()-2*_textHeight);
_imageOrigin = _slideOrigin + osg::Vec3(_slideWidth*0.7f,0.0f,_titleOrigin.z()*0.5f);
@@ -124,6 +126,7 @@ void SlideShowConstructor::addLayer()
text->setFont(_textFont);
text->setColor(_textColor);
text->setCharacterSize(_titleHeight);
text->setMaximumWidth(_titleWidth);
text->setAxisAlignment(osgText::Text::XZ_PLANE);
text->setAlignment(osgText::Text::CENTER_BASE_LINE);
text->setPosition(_titleOrigin);
@@ -158,6 +161,7 @@ void SlideShowConstructor::addBullet(const std::string& bullet)
text->setFont(_textFont);
text->setColor(_textColor);
text->setCharacterSize(_textHeight);
text->setMaximumWidth(_textWidth);
text->setAxisAlignment(osgText::Text::XZ_PLANE);
text->setAlignment(osgText::Text::BASE_LINE);
text->setPosition(_textCursor);
@@ -165,7 +169,7 @@ void SlideShowConstructor::addBullet(const std::string& bullet)
text->setText(bullet);
osg::BoundingBox bb = text->getBound();
_textCursor.z() = bb.zMin()-_textHeight;
_textCursor.z() = bb.zMin()-_textHeight*1.5;
geode->addDrawable(text);
@@ -184,6 +188,7 @@ void SlideShowConstructor::addParagraph(const std::string& paragraph)
text->setFont(_textFont);
text->setColor(_textColor);
text->setCharacterSize(_textHeight);
text->setMaximumWidth(_textWidth);
text->setAxisAlignment(osgText::Text::XZ_PLANE);
text->setAlignment(osgText::Text::BASE_LINE);
text->setPosition(_textCursor);
@@ -191,7 +196,7 @@ void SlideShowConstructor::addParagraph(const std::string& paragraph)
text->setText(paragraph);
osg::BoundingBox bb = text->getBound();
_textCursor.z() = bb.zMin()-_textHeight;
_textCursor.z() = bb.zMin()-_textHeight*1.5;
geode->addDrawable(text);
@@ -211,8 +216,9 @@ void SlideShowConstructor::addImage(const std::string& filename,float height)
float image_height = _slideHeight*0.6f;
float image_width = image_height*s/t;
float offset = height*image_height*0.1f;
osg::Vec3 pos = _imageCursor + osg::Vec3(-image_width*0.5f,-height*image_height*0.1f,-image_height*0.5f);
osg::Vec3 pos = _imageCursor + osg::Vec3(-image_width*0.5f+offset,-offset,-image_height*0.5f-offset);
osg::Geometry* backgroundQuad = osg::createTexturedQuadGeometry(pos,
osg::Vec3(image_width,0.0f,0.0f),
@@ -236,7 +242,7 @@ void SlideShowConstructor::addModel(const std::string& filename,float scale,floa
if (!_currentLayer) addLayer();
osg::Node* model = osgDB::readNodeFile(filename);
if (!model) return;
osg::Vec3 pos = _modelLeft*(1.0f-position) + _modelRight*position;