0x004C87E1 regs.bp: deltaX
| 14 | // 0x004C87E1 |
| 15 | // regs.bp: deltaX |
| 16 | static void horizontalFollow(Ui::Window& window, Ui::Widget* const widget, const WidgetIndex_t widgetIndex, const size_t scrollIndex, const int16_t deltaX) |
| 17 | { |
| 18 | ScrollArea& scrollArea = window.scrollAreas[scrollIndex]; |
| 19 | scrollArea.flags |= ScrollFlags::hscrollbarThumbPressed; |
| 20 | |
| 21 | uint16_t trackWidth = widget->width() - (kThumbSize * 2); |
| 22 | if (scrollArea.hasFlags(ScrollFlags::vscrollbarVisible)) |
| 23 | { |
| 24 | trackWidth -= kScrollbarSize; |
| 25 | } |
| 26 | |
| 27 | if (trackWidth == 0) |
| 28 | { |
| 29 | return; |
| 30 | } |
| 31 | auto contentDeltaX = deltaX * scrollArea.contentWidth / trackWidth; |
| 32 | |
| 33 | int16_t newOffset = scrollArea.contentOffsetX + contentDeltaX; |
| 34 | |
| 35 | int frameWidth = widget->width() - (kScrollbarMargin * 2); |
| 36 | if (scrollArea.hasFlags(ScrollFlags::vscrollbarVisible)) |
| 37 | { |
| 38 | frameWidth -= kScrollbarSize; |
| 39 | } |
| 40 | |
| 41 | int16_t maxOffset = scrollArea.contentWidth - frameWidth; |
| 42 | maxOffset = std::max<int16_t>(maxOffset, 0); |
| 43 | |
| 44 | scrollArea.contentOffsetX = std::clamp<int16_t>(newOffset, 0, maxOffset); |
| 45 | |
| 46 | ScrollView::updateThumbs(window, widgetIndex); |
| 47 | WindowManager::invalidateWidget(window.type, window.number, widgetIndex); |
| 48 | } |
| 49 | |
| 50 | // 0x004C8898 |
| 51 | // regs.bp: deltaY |
no test coverage detected