* @brief Binds a QPainter for the duration of a single user paint() call. */
| 348 | * @brief Binds a QPainter for the duration of a single user paint() call. |
| 349 | */ |
| 350 | void Widgets::PainterContext::beginFrame(QPainter* painter, qreal width, qreal height) |
| 351 | { |
| 352 | if (!painter) [[unlikely]] |
| 353 | return; |
| 354 | |
| 355 | m_painter = painter; |
| 356 | m_width = width; |
| 357 | m_height = height; |
| 358 | m_path = QPainterPath(); |
| 359 | |
| 360 | m_painter->setRenderHint(QPainter::Antialiasing, true); |
| 361 | m_painter->setRenderHint(QPainter::SmoothPixmapTransform, m_state.imageSmoothing); |
| 362 | m_painter->setRenderHint(QPainter::TextAntialiasing, true); |
| 363 | m_painter->setBrush(m_state.fillBrush); |
| 364 | m_painter->setPen(m_state.strokePen); |
| 365 | m_painter->setFont(m_state.font); |
| 366 | m_painter->setOpacity(m_state.globalAlpha); |
| 367 | m_painter->setCompositionMode(m_state.compositionMode); |
| 368 | } |
| 369 | |
| 370 | /** |
| 371 | * @brief Releases the active QPainter binding. |