void setMode() {
if (ticker)
{
ticker->detach();
ticker = NULL;
}
uBit.messageBus.ignore(MICROBIT_ID_GESTURE, MICROBIT_EVT_ANY, onGesture);
switch(currentMode) {
case ALWAYS_ON:
uBit.display.print(lshift);
uBit.display.setBrightness(255);
break;
case CYCLING:
uBit.display.print(lshift);
uBit.display.setBrightness(10);
ticker = new Ticker();
ticker->attach_us(changeBrightness, 250 * 1000);
break;
case TILT:
uBit.display.setBrightness(255);
uBit.messageBus.listen(MICROBIT_ID_GESTURE, MICROBIT_EVT_ANY, onGesture);
onGesture(MicroBitEvent(MICROBIT_ID_GESTURE, uBit.accelerometer.getGesture()));
break;
}
}
void InputHandler::handleShoveGesture(float _distance) {
onGesture();
float angle = -M_PI * _distance / m_view->getHeight();
m_view->pitch(angle);
}
void InputHandler::handlePanGesture(float _startX, float _startY, float _endX, float _endY) {
onGesture();
m_view->screenToGroundPlane(_startX, _startY);
m_view->screenToGroundPlane(_endX, _endY);
float dx = _startX - _endX;
float dy = _startY - _endY;
m_view->translate(dx, dy);
}
void InputHandler::handleTapGesture(float _posX, float _posY) {
onGesture();
double viewCenterX = 0.5 * m_view->getWidth();
double viewCenterY = 0.5 * m_view->getHeight();
m_view->screenToGroundPlane(viewCenterX, viewCenterY);
m_view->screenToGroundPlane(_posX, _posY);
m_view->translate((_posX - viewCenterX), (_posY - viewCenterY));
}
void InputHandler::handleRotateGesture(float _posX, float _posY, float _radians) {
onGesture();
// Get vector from center of rotation to view center
m_view.screenToGroundPlane(_posX, _posY);
glm::vec2 offset(_posX, _posY);
// Rotate vector by gesture rotation and apply difference as translation
glm::vec2 translation = offset - glm::rotate(offset, _radians);
m_view.translate(translation.x, translation.y);
m_view.roll(_radians);
}
void InputHandler::handlePinchGesture(float _posX, float _posY, float _scale, float _velocity) {
onGesture();
float z = m_view->getZoom();
static float invLog2 = 1 / log(2);
m_view->zoom(log(_scale) * invLog2);
m_view->screenToGroundPlane(_posX, _posY);
float s = pow(2, m_view->getZoom() - z) - 1;
m_view->translate(s * _posX, s * _posY);
// Take the derivative of zoom as a function of scale:
// z(s) = log2(s) + C
// z'(s) = s' / s / log(2)
float vz = _velocity / _scale * invLog2;
if (std::abs(vz) >= THRESHOLD_START_ZOOM) {
setVelocity(vz, glm::vec2(0.f));
}
}
void InputHandler::handleFlingGesture(float _posX, float _posY, float _velocityX, float _velocityY) {
if (glm::length(glm::vec2(_velocityX, _velocityY)) / m_view.pixelScale() <= THRESHOLD_START_PAN) {
return;
}
const static float epsilon = 0.0167f;
onGesture();
float startX = _posX;
float startY = _posY;
float endX = _posX + epsilon * _velocityX;
float endY = _posY + epsilon * _velocityY;
m_view.screenToGroundPlane(startX, startY);
m_view.screenToGroundPlane(endX, endY);
float dx = (startX - endX) / epsilon;
float dy = (startY - endY) / epsilon;
setVelocity(0.f, glm::vec2(dx, dy));
}
MainWindow::MainWindow(QWidget *parent)
: QWidget(parent)
, ui(new Ui::MainWindowClass)
, menu(0)
, menuActive(false)
, lastPage(0)
, updateCounter(1)
, updateInterval(1)
, gc(this)
, fifo(qgetenv("VLASOVSOFT_FIFO1"))
, pt(qgetenv("VLASOVSOFT_FIFO2"))
{
ui->setupUi(this);
QString dataDir = qApp->applicationDirPath() + QDir::toNativeSeparators(QString("/data/"));
QString cacheDir = dataDir + "cache";
QString bookmarksDir = dataDir + "bookmarks";
QString histFile = dataDir + "cr3hist.bmk";
QString iniFile = dataDir + "cr3.ini";
QString cssFile = dataDir + "fb2.css";
QString hyphDir = dataDir + "hyph" + QDir::separator();
ui->view->setHyphDir(hyphDir);
ldomDocCache::init(qt2cr(cacheDir), DOC_CACHE_SIZE);
ui->view->setPropsChangeCallback(this);
ui->view->loadSettings(iniFile);
ui->view->loadHistory(histFile);
ui->view->loadCSS(cssFile);
#if ENABLE_BOOKMARKS_DIR==1
ui->view->setBookmarksDir(bookmarksDir);
#endif
ui->view->getDocView()->setBatteryState( ui->view->getBatteryState() );
ui->view->getDocView()->setCallback(this);
updateCounter = updateInterval = ui->view->getOptions()->getIntDef(PROP_DISPLAY_FULL_UPDATE_INTERVAL, 1);
// Fill action list
aList.push_back(ui->actionEmpty); // 0
aList.push_back(ui->actionShowMenu); // 1
aList.push_back(ui->actionBack); // 2
aList.push_back(ui->actionForward); // 3
aList.push_back(ui->actionNextPage); // 4
aList.push_back(ui->actionPreviousPage); // 5
aList.push_back(ui->actionNext10Pages);
aList.push_back(ui->actionPrevious10Pages);
aList.push_back(ui->actionNextChapter);
aList.push_back(ui->actionPreviousChapter);
aList.push_back(ui->actionFirstPage);
aList.push_back(ui->actionLastPage);
aList.push_back(ui->actionPosition);
aList.push_back(ui->actionOpen);
aList.push_back(ui->actionClose);
aList.push_back(ui->actionTOC);
aList.push_back(ui->actionRecentBooks);
aList.push_back(ui->actionSettings);
aList.push_back(ui->actionAddBookmark);
aList.push_back(ui->actionShowBookmarksList);
aList.push_back(ui->actionFileProperties);
aList.push_back(ui->actionScreenRotation);
aList.push_back(ui->actionFrontlight);
aList.push_back(ui->actionFrontlightToggle);
aList.push_back(ui->actionFrontlightPlus);
aList.push_back(ui->actionFrontlightMinus);
aList.push_back(ui->actionZoomIn);
aList.push_back(ui->actionZoomOut);
aList.push_back(ui->actionToggleInversion);
aList.push_back(ui->actionToggleHeader);
aList.push_back(ui->actionSuspend);
aList.push_back(ui->actionScreenRotation0);
aList.push_back(ui->actionScreenRotation90);
aList.push_back(ui->actionScreenRotation180);
aList.push_back(ui->actionScreenRotation270);
aList.push_back(ui->actionScreenRotationPlus90);
aList.push_back(ui->actionScreenRotationPlus180);
aList.push_back(ui->actionScreenRotationMinus90);
aList.push_back(ui->actionDeleteCurrentDocument);
aList.push_back(ui->actionDictionary);
PropsRef props( ui->view->getOptions() );
// use right column for next page by default
setDefaultTapZoneAction( props,0,2,0,4 );
setDefaultTapZoneAction( props,0,2,1,4 );
setDefaultTapZoneAction( props,0,2,2,4 );
// use left column for previous page by default
setDefaultTapZoneAction( props,0,0,0,5 );
setDefaultTapZoneAction( props,0,0,1,5 );
setDefaultTapZoneAction( props,0,0,2,5 );
// use center column for menu by default
setDefaultTapZoneAction( props,0,1,0,1 );
setDefaultTapZoneAction( props,0,1,1,1 );
setDefaultTapZoneAction( props,0,1,2,1 );
ui->view->setOptions(props);
gc.setRotation( props->getIntDef(PROP_ROTATE_ANGLE, 0) );
gc.setWeights( QSize(props->getIntDef(PROP_APP_UI_SWIPES_X_WEIGHT, 1), props->getIntDef(PROP_APP_UI_SWIPES_Y_WEIGHT, 1)) );
QObject::connect( &gc, SIGNAL(sigGesture(QPoint,GesturesController::GestureType)), this, SLOT(onGesture(QPoint,GesturesController::GestureType)) );
QObject::connect( &pt, SIGNAL(sigPipeMsg(QString)), this, SLOT(pipeMsg(QString)) );
// set margins
int top = g_pConfig->readInt("margin_top", 1);
int bottom = g_pConfig->readInt("margin_bottom", 0);
int left = g_pConfig->readInt("margin_left", 0);
int right = g_pConfig->readInt("margin_right", 0);
if ( top <= 0 ) top = 1; // to handle full/partial updates
ui->layout->setContentsMargins(left,top,right,bottom);
writeFifoCommand(fifo, "n+");
}
void InputHandler::handleRotateGesture(float _posX, float _posY, float _radians) {
onGesture();
m_view->roll(_radians);
}
