From 06d1d0442276a05b6caad6e3468f4afb1e8ee5df Mon Sep 17 00:00:00 2001
From: crupest <crupest@outlook.com>
Date: Sun, 28 Jun 2020 00:03:11 +0800
Subject: ...

---
 src/win/graph/direct/Geometry.cpp | 62 +++++++++++++++++++++++++++++++++++++++
 1 file changed, 62 insertions(+)
 create mode 100644 src/win/graph/direct/Geometry.cpp

(limited to 'src/win/graph/direct/Geometry.cpp')

diff --git a/src/win/graph/direct/Geometry.cpp b/src/win/graph/direct/Geometry.cpp
new file mode 100644
index 00000000..e77b4749
--- /dev/null
+++ b/src/win/graph/direct/Geometry.cpp
@@ -0,0 +1,62 @@
+#include "cru/win/graph/direct/Geometry.hpp"
+
+#include "cru/win/graph/direct/ConvertUtil.hpp"
+#include "cru/win/graph/direct/Exception.hpp"
+#include "cru/win/graph/direct/Factory.hpp"
+
+namespace cru::platform::graph::win::direct {
+D2DGeometryBuilder::D2DGeometryBuilder(DirectGraphFactory* factory)
+    : DirectGraphResource(factory) {
+  ThrowIfFailed(factory->GetD2D1Factory()->CreatePathGeometry(&geometry_));
+  ThrowIfFailed(geometry_->Open(&geometry_sink_));
+}
+
+void D2DGeometryBuilder::CheckValidation() {
+  if (!IsValid())
+    throw ReuseException("The geometry builder is already disposed.");
+}
+
+void D2DGeometryBuilder::BeginFigure(const Point& point) {
+  CheckValidation();
+  geometry_sink_->BeginFigure(Convert(point), D2D1_FIGURE_BEGIN_FILLED);
+}
+
+void D2DGeometryBuilder::LineTo(const Point& point) {
+  CheckValidation();
+  geometry_sink_->AddLine(Convert(point));
+}
+
+void D2DGeometryBuilder::QuadraticBezierTo(const Point& control_point,
+                                           const Point& end_point) {
+  CheckValidation();
+  geometry_sink_->AddQuadraticBezier(
+      D2D1::QuadraticBezierSegment(Convert(control_point), Convert(end_point)));
+}
+
+void D2DGeometryBuilder::CloseFigure(bool close) {
+  CheckValidation();
+  geometry_sink_->EndFigure(close ? D2D1_FIGURE_END_CLOSED
+                                  : D2D1_FIGURE_END_OPEN);
+}
+
+std::unique_ptr<IGeometry> D2DGeometryBuilder::Build() {
+  CheckValidation();
+  ThrowIfFailed(geometry_sink_->Close());
+  geometry_sink_ = nullptr;
+  auto geometry =
+      std::make_unique<D2DGeometry>(GetDirectFactory(), std::move(geometry_));
+  geometry_ = nullptr;
+  return geometry;
+}
+
+D2DGeometry::D2DGeometry(DirectGraphFactory* factory,
+                         Microsoft::WRL::ComPtr<ID2D1PathGeometry> geometry)
+    : DirectGraphResource(factory), geometry_(std::move(geometry)) {}
+
+bool D2DGeometry::FillContains(const Point& point) {
+  BOOL result;
+  ThrowIfFailed(geometry_->FillContainsPoint(
+      Convert(point), D2D1::Matrix3x2F::Identity(), &result));
+  return result != 0;
+}
+}  // namespace cru::platform::graph::win::direct
-- 
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