diff options
| -rw-r--r-- | include/cru/osx/graphics/quartz/Geometry.hpp | 93 | ||||
| -rw-r--r-- | src/osx/graphics/quartz/CMakeLists.txt | 2 | ||||
| -rw-r--r-- | src/osx/graphics/quartz/Geometry.cpp | 48 |
3 files changed, 143 insertions, 0 deletions
diff --git a/include/cru/osx/graphics/quartz/Geometry.hpp b/include/cru/osx/graphics/quartz/Geometry.hpp new file mode 100644 index 00000000..33a2d8a8 --- /dev/null +++ b/include/cru/osx/graphics/quartz/Geometry.hpp @@ -0,0 +1,93 @@ +#pragma once +#include "Resource.hpp" +#include "cru/platform/graphics/Geometry.hpp" + +#include <memory> + +#include <CoreGraphics/CoreGraphics.h> + +namespace cru::platform::graphics::osx::quartz { +class QuartzGeometry : public OsxQuartzResource, public virtual IGeometry { + public: + QuartzGeometry(IGraphFactory *graphics_factory, CGContextRef cg_context, + CGPathRef cg_path); + + CRU_DELETE_COPY(QuartzGeometry) + CRU_DELETE_MOVE(QuartzGeometry) + + ~QuartzGeometry() override; + + CGPathRef GetCGPath() const { return cg_path_; } + + bool FillContains(const Point &point) override; + + private: + CGContextRef cg_context_; + CGPathRef cg_path_; +}; + +namespace details { +struct GeometryBeginFigureAction : Object { + explicit GeometryBeginFigureAction(Point point) : point(point) {} + + Point point; +}; + +struct GeometryCloseFigureAction : Object { + explicit GeometryCloseFigureAction(bool close) : close(close) {} + + bool close; +}; + +struct GeometryLineToAction : Object { + explicit GeometryLineToAction(Point point) : point(point) {} + + Point point; +}; + +struct GeometryQuadraticBezierToAction : Object { + GeometryQuadraticBezierToAction(Point control_point, Point end_point) + : control_point(control_point), end_point(end_point) {} + + Point control_point; + Point end_point; +}; +} // namespace details + +class QuartzGeometryBuilder : public OsxQuartzResource, + public virtual IGeometryBuilder { + public: + explicit QuartzGeometryBuilder(IGraphFactory *graphics_factory, + CGContextRef cg_context); + + CRU_DELETE_COPY(QuartzGeometryBuilder) + CRU_DELETE_MOVE(QuartzGeometryBuilder) + + ~QuartzGeometryBuilder() override = default; + + void BeginFigure(const Point &point) override { + actions_.push_back( + std::make_unique<details::GeometryBeginFigureAction>(point)); + } + void CloseFigure(bool close) override { + actions_.push_back( + std::make_unique<details::GeometryCloseFigureAction>(close)); + } + void LineTo(const Point &point) override { + actions_.push_back(std::make_unique<details::GeometryLineToAction>(point)); + } + void QuadraticBezierTo(const Point &control_point, + const Point &end_point) override { + actions_.push_back( + std::make_unique<details::GeometryQuadraticBezierToAction>( + control_point, end_point)); + } + + std::unique_ptr<IGeometry> Build() override; + + private: + CGContextRef cg_context_; + + std::vector<std::unique_ptr<Object>> actions_; +}; +} // namespace cru::platform::graphics::osx::quartz diff --git a/src/osx/graphics/quartz/CMakeLists.txt b/src/osx/graphics/quartz/CMakeLists.txt index fcbda648..6c978b18 100644 --- a/src/osx/graphics/quartz/CMakeLists.txt +++ b/src/osx/graphics/quartz/CMakeLists.txt @@ -4,6 +4,7 @@ add_library(cru_osx_graphics_quartz SHARED Brush.cpp Convert.cpp Factory.cpp + Geometry.cpp Painter.cpp Resource.cpp ) @@ -11,6 +12,7 @@ target_sources(cru_osx_graphics_quartz PUBLIC ${CRU_OSX_GRAPHICS_NATIVE_INCLUDE_DIR}/Brush.hpp ${CRU_OSX_GRAPHICS_NATIVE_INCLUDE_DIR}/Convert.hpp ${CRU_OSX_GRAPHICS_NATIVE_INCLUDE_DIR}/Factory.hpp + ${CRU_OSX_GRAPHICS_NATIVE_INCLUDE_DIR}/Geometry.hpp ${CRU_OSX_GRAPHICS_NATIVE_INCLUDE_DIR}/Painter.hpp ${CRU_OSX_GRAPHICS_NATIVE_INCLUDE_DIR}/Resource.hpp ) diff --git a/src/osx/graphics/quartz/Geometry.cpp b/src/osx/graphics/quartz/Geometry.cpp new file mode 100644 index 00000000..428b24ab --- /dev/null +++ b/src/osx/graphics/quartz/Geometry.cpp @@ -0,0 +1,48 @@ +#include "cru/osx/graphics/quartz/Geometry.hpp" + +#include <memory> + +namespace cru::platform::graphics::osx::quartz { +QuartzGeometry::QuartzGeometry(IGraphFactory* graphics_factory, + CGContextRef cg_context, CGPathRef cg_path) + : OsxQuartzResource(graphics_factory), + cg_context_(cg_context), + cg_path_(cg_path) {} + +QuartzGeometry::~QuartzGeometry() { CGPathRelease(cg_path_); } + +bool QuartzGeometry::FillContains(const Point& point) { + CGContextBeginPath(cg_context_); + CGContextAddPath(cg_context_, cg_path_); + return CGContextPathContainsPoint(cg_context_, CGPoint{point.x, point.y}, + kCGPathFill); +} + +QuartzGeometryBuilder::QuartzGeometryBuilder(IGraphFactory* graphics_factory, + CGContextRef cg_context) + : OsxQuartzResource(graphics_factory), cg_context_(cg_context) {} + +std::unique_ptr<IGeometry> QuartzGeometryBuilder::Build() { + CGContextBeginPath(cg_context_); + + for (const auto& action : actions_) { + Object* o = action.get(); + + if (auto a = dynamic_cast<details::GeometryBeginFigureAction*>(o)) { + CGContextMoveToPoint(cg_context_, a->point.x, a->point.y); + } else if (auto a = dynamic_cast<details::GeometryCloseFigureAction*>(o)) { + if (a->close) CGContextClosePath(cg_context_); + } else if (auto a = dynamic_cast<details::GeometryLineToAction*>(o)) { + CGContextAddLineToPoint(cg_context_, a->point.x, a->point.y); + } else if (auto a = + dynamic_cast<details::GeometryQuadraticBezierToAction*>(o)) { + CGContextAddQuadCurveToPoint(cg_context_, a->control_point.x, + a->control_point.y, a->end_point.x, + a->end_point.y); + } + } + + return std::make_unique<QuartzGeometry>(GetGraphFactory(), cg_context_, + CGContextCopyPath(cg_context_)); +} +} // namespace cru::platform::graphics::osx::quartz |