diff options
Diffstat (limited to 'src')
| -rw-r--r-- | src/ui/render/ScrollBar.cpp | 56 | ||||
| -rw-r--r-- | src/win/graphics/direct/Painter.cpp | 8 |
2 files changed, 56 insertions, 8 deletions
diff --git a/src/ui/render/ScrollBar.cpp b/src/ui/render/ScrollBar.cpp index 02e079e9..7f69c1e2 100644 --- a/src/ui/render/ScrollBar.cpp +++ b/src/ui/render/ScrollBar.cpp @@ -4,7 +4,9 @@ #include "cru/common/Base.hpp" #include "cru/platform/GraphBase.hpp" #include "cru/platform/graphics/Factory.hpp" +#include "cru/platform/graphics/Geometry.hpp" #include "cru/platform/graphics/Painter.hpp" +#include "cru/platform/graphics/util/Painter.hpp" #include "cru/platform/gui/Base.hpp" #include "cru/platform/gui/Cursor.hpp" #include "cru/ui/Base.hpp" @@ -16,6 +18,7 @@ #include <cassert> #include <chrono> #include <gsl/pointers> +#include <memory> #include <optional> #include <stdexcept> @@ -24,6 +27,7 @@ using namespace std::chrono_literals; constexpr float kScrollBarCollapseThumbWidth = 2; constexpr float kScrollBarCollapsedTriggerExpandAreaWidth = 5; constexpr float kScrollBarExpandWidth = 10; +constexpr float kScrollBarArrowHeight = 3.5; constexpr auto kScrollBarAutoCollapseDelay = 1500ms; constexpr std::array<ScrollBarAreaKind, 5> kScrollBarAreaKindList{ @@ -31,6 +35,17 @@ constexpr std::array<ScrollBarAreaKind, 5> kScrollBarAreaKindList{ ScrollBarAreaKind::UpSlot, ScrollBarAreaKind::DownSlot, ScrollBarAreaKind::Thumb}; +namespace { +std::unique_ptr<platform::graphics::IGeometry> CreateScrollBarArrowGeometry() { + auto geometry_builder = GetGraphFactory()->CreateGeometryBuilder(); + geometry_builder->BeginFigure({-kScrollBarArrowHeight / 2, 0}); + geometry_builder->LineTo({kScrollBarArrowHeight / 2, kScrollBarArrowHeight}); + geometry_builder->LineTo({kScrollBarArrowHeight / 2, -kScrollBarArrowHeight}); + geometry_builder->CloseFigure(true); + return geometry_builder->Build(); +} +} // namespace + ScrollBar::ScrollBar(gsl::not_null<ScrollRenderObject*> render_object, Direction direction) : render_object_(render_object), direction_(direction) { @@ -43,10 +58,11 @@ ScrollBar::ScrollBar(gsl::not_null<ScrollRenderObject*> render_object, expanded_thumb_brush_ = graphics_factory->CreateSolidColorBrush(colors::gray); expanded_slot_brush_ = graphics_factory->CreateSolidColorBrush(colors::seashell); - expanded_arrow_brush_ = - graphics_factory->CreateSolidColorBrush(colors::white); + expanded_arrow_brush_ = graphics_factory->CreateSolidColorBrush(colors::gray); expanded_arrow_background_brush_ = - graphics_factory->CreateSolidColorBrush(colors::black); + graphics_factory->CreateSolidColorBrush(colors::seashell); + + arrow_geometry_ = CreateScrollBarArrowGeometry(); } ScrollBar::~ScrollBar() { RestoreCursor(); } @@ -250,7 +266,7 @@ void ScrollBar::OnDraw(platform::graphics::IPainter* painter, if (up_arrow) this->DrawUpArrow(painter, *up_arrow); auto down_arrow = GetExpandedAreaRect(ScrollBarAreaKind::DownArrow); - if (down_arrow) this->DrawUpArrow(painter, *down_arrow); + if (down_arrow) this->DrawDownArrow(painter, *down_arrow); } else { auto optional_rect = GetCollapsedThumbRect(); if (optional_rect) { @@ -313,14 +329,26 @@ HorizontalScrollBar::HorizontalScrollBar( void HorizontalScrollBar::DrawUpArrow(platform::graphics::IPainter* painter, const Rect& area) { - // TODO: Do what you must! painter->FillRectangle(area, GetExpandedArrowBackgroundBrush().get().get()); + + platform::graphics::util::WithTransform( + painter, Matrix::Translation(area.GetCenter()), + [this](platform::graphics::IPainter* painter) { + painter->FillGeometry(arrow_geometry_.get(), + GetExpandedArrowBrush().get().get()); + }); } void HorizontalScrollBar::DrawDownArrow(platform::graphics::IPainter* painter, const Rect& area) { - // TODO: Do what you must! painter->FillRectangle(area, GetExpandedArrowBackgroundBrush().get().get()); + + platform::graphics::util::WithTransform( + painter, Matrix::Rotation(180) * Matrix::Translation(area.GetCenter()), + [this](platform::graphics::IPainter* painter) { + painter->FillGeometry(arrow_geometry_.get(), + GetExpandedArrowBrush().get().get()); + }); } bool HorizontalScrollBar::IsShowBar() { @@ -440,14 +468,26 @@ VerticalScrollBar::VerticalScrollBar( void VerticalScrollBar::DrawUpArrow(platform::graphics::IPainter* painter, const Rect& area) { - // TODO: Do what you must! painter->FillRectangle(area, GetExpandedArrowBackgroundBrush().get().get()); + + platform::graphics::util::WithTransform( + painter, Matrix::Rotation(90) * Matrix::Translation(area.GetCenter()), + [this](platform::graphics::IPainter* painter) { + painter->FillGeometry(arrow_geometry_.get(), + GetExpandedArrowBrush().get().get()); + }); } void VerticalScrollBar::DrawDownArrow(platform::graphics::IPainter* painter, const Rect& area) { - // TODO: Do what you must! painter->FillRectangle(area, GetExpandedArrowBackgroundBrush().get().get()); + + platform::graphics::util::WithTransform( + painter, Matrix::Rotation(270) * Matrix::Translation(area.GetCenter()), + [this](platform::graphics::IPainter* painter) { + painter->FillGeometry(arrow_geometry_.get(), + GetExpandedArrowBrush().get().get()); + }); } bool VerticalScrollBar::IsShowBar() { diff --git a/src/win/graphics/direct/Painter.cpp b/src/win/graphics/direct/Painter.cpp index 91392ba7..d6999cfa 100644 --- a/src/win/graphics/direct/Painter.cpp +++ b/src/win/graphics/direct/Painter.cpp @@ -32,6 +32,14 @@ void D2DPainter::Clear(const Color& color) { render_target_->Clear(Convert(color)); } +void D2DPainter::DrawLine(const Point& start, const Point& end, IBrush* brush, + float width) { + CheckValidation(); + const auto b = CheckPlatform<ID2DBrush>(brush, GetPlatformId()); + render_target_->DrawLine(Convert(start), Convert(end), + b->GetD2DBrushInterface(), width); +} + void D2DPainter::StrokeRectangle(const Rect& rectangle, IBrush* brush, float width) { CheckValidation(); |