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#include <BALL/VIEW/KERNEL/MODES/interactionMode.h>
#include <BALL/VIEW/WIDGETS/scene.h>
#include <QtWidgets/QDesktopWidget>
#include <QtGui/QMouseEvent>
#include <QtWidgets/QApplication>
#define ZOOM_FACTOR 7.
namespace BALL
{
namespace VIEW
{
InteractionMode::InteractionMode(Scene* scene)
: scene_(scene),
desktop_size_(qApp->desktop()->size()),
mouse_sensitivity_(5.0f),
mouse_wheel_sensitivity_(5.0f),
main_action_(0)
{
}
InteractionMode::~InteractionMode()
{
}
void InteractionMode::modeChangeSlot_()
{
Q_EMIT requestModeChange(this);
}
void InteractionMode::addToolBarEntries(QToolBar* tb)
{
tb->addAction(main_action_);
}
void InteractionMode::keyPressEvent(QKeyEvent*)
{
}
void InteractionMode::keyReleaseEvent(QKeyEvent*)
{
}
void InteractionMode::mouseDoubleClickEvent(QMouseEvent*)
{
}
void InteractionMode::mouseMoveEvent(QMouseEvent* evt)
{
mouse_pos_new_ = evt->globalPos();
mouseMoveEventImpl_(evt);
mouse_pos_old_ = mouse_pos_new_;
}
void InteractionMode::mousePressEvent(QMouseEvent* evt)
{
mouse_pos_new_ = evt->globalPos();
mousePressEventImpl_(evt);
mouse_pos_old_ = mouse_pos_new_;
}
void InteractionMode::mouseReleaseEvent(QMouseEvent* evt)
{
mouse_pos_new_ = evt->globalPos();
mouseReleaseEventImpl_(evt);
mouse_pos_old_ = mouse_pos_new_;
}
void InteractionMode::wheelEvent(QWheelEvent* evt)
{
scene_->setInfo("");
evt->accept();
mouse_pos_new_.setY(mouse_pos_old_.y() + (evt->delta() / 120. * mouse_wheel_sensitivity_));
zoomSystem_();
}
void InteractionMode::mouseMoveEventImpl_(QMouseEvent*)
{
}
void InteractionMode::mousePressEventImpl_(QMouseEvent*)
{
}
void InteractionMode::mouseReleaseEventImpl_(QMouseEvent*)
{
}
float InteractionMode::getXDiff_() const
{
float delta_x = mouse_pos_new_.x() - mouse_pos_old_.x();
delta_x /= desktop_size_.width();
delta_x *= mouse_sensitivity_;
return delta_x;
}
float InteractionMode::getYDiff_() const
{
float delta_y = mouse_pos_new_.y() - mouse_pos_old_.y();
delta_y /= desktop_size_.height();
delta_y *= mouse_sensitivity_;
return delta_y;
}
void InteractionMode::zoomSystem_()
{
float y = getYDiff_() * ZOOM_FACTOR;
if (scene_->getStage()->getCamera().getProjectionMode() == Camera::PERSPECTIVE)
{
scene_->move(Vector3(0, 0, y));
}
else
{
Log.error() << "Orthographic zoom not yet implemented" << std::endl;
/*
float scale = std::max(0.05, 1.-y);
gl_renderer_->setOrthographicZoom(gl_renderer_->getOrthographicZoom() * scale);
gl_renderer_->initPerspective();
*/
scene_->updateGL();
}
}
void InteractionMode::setMouseSensitivity(float sens)
{
mouse_sensitivity_ = sens;
}
void InteractionMode::setMouseWheelSensitivity(float sens)
{
mouse_wheel_sensitivity_ = sens;
}
QAction* InteractionMode::getMainAction()
{
return main_action_;
}
void InteractionMode::deactivate()
{
setCurrent(false);
if(main_action_) main_action_->setChecked(false);
}
void InteractionMode::activate()
{
setCurrent(true);
if(main_action_) main_action_->setChecked(true);
}
}
}
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