void SubtitleScreen::OptimiseDisplayedArea(void) { if (!m_refreshArea) return; QRegion visible; QListIterator<MythUIType *> i(m_ChildrenList); while (i.hasNext()) { MythUIType *img = i.next(); visible = visible.united(img->GetArea()); } if (visible.isEmpty()) return; QRect bounding = visible.boundingRect(); bounding = bounding.translated(m_safeArea.topLeft()); bounding = m_safeArea.intersected(bounding); int left = m_safeArea.left() - bounding.left(); int top = m_safeArea.top() - bounding.top(); SetArea(MythRect(bounding)); i.toFront();; while (i.hasNext()) { MythUIType *img = i.next(); img->SetArea(img->GetArea().translated(left, top)); } }
void TeletextScreen::OptimiseDisplayedArea(void) { VideoOutput *vo = m_player->GetVideoOutput(); if (!vo) return; MythPainter *osd_painter = vo->GetOSDPainter(); if (!osd_painter) return; QHashIterator<int, QImage*> it(m_rowImages); while (it.hasNext()) { it.next(); MythImage* image = osd_painter->GetFormatImage(); if (!image || !it.value()) continue; int row = it.key(); image->Assign(*(it.value())); MythUIImage *uiimage = new MythUIImage(this, QString("ttrow%1") .arg(row)); if (uiimage) { uiimage->SetImage(image); uiimage->SetArea(MythRect(0, row * m_rowHeight, m_safeArea.width(), m_rowHeight * 2)); } } QRegion visible; QListIterator<MythUIType *> i(m_ChildrenList); while (i.hasNext()) { MythUIType *img = i.next(); visible = visible.united(img->GetArea()); } if (visible.isEmpty()) return; QRect bounding = visible.boundingRect(); bounding = bounding.translated(m_safeArea.topLeft()); bounding = m_safeArea.intersected(bounding); int left = m_safeArea.left() - bounding.left(); int top = m_safeArea.top() - bounding.top(); SetArea(MythRect(bounding)); i.toFront();; while (i.hasNext()) { MythUIType *img = i.next(); img->SetArea(img->GetArea().translated(left, top)); } }
void MythUIScrollBar::CalculatePosition(void) { if (m_maximum > 0) Show(); else { Hide(); return; } MythUIType *slider = GetChild("slider"); if (!slider) { LOG(VB_GENERAL, LOG_ERR, "Slider element doesn't exist"); return; } float percentage = (float)m_sliderPosition / m_maximum; float relativeSize = (float)m_pageStep / (m_maximum + m_pageStep); MythRect newSliderArea = slider->GetArea(); MythRect fillArea = GetArea(); QPoint endPos(newSliderArea.left(), newSliderArea.top()); if (m_layout == LayoutHorizontal) { int width = qMax((int)(fillArea.width() * relativeSize + 0.5), m_sliderArea.width()); newSliderArea.setWidth(width); endPos.setX((int)((fillArea.width() - width) * percentage + 0.5)); } else { int height = qMax((int)(fillArea.height() * relativeSize + 0.5), m_sliderArea.height()); newSliderArea.setHeight(height); endPos.setY((int)((fillArea.height() - height) * percentage + 0.5)); } slider->SetArea(newSliderArea); slider->SetPosition(endPos); if (m_hideDelay > 0) { if (m_timerId) killTimer(m_timerId); m_timerId = startTimer(m_hideDelay); AdjustAlpha(1, 10, 0, 255); } }