1 files changed, 91 insertions, 0 deletions
diff --git a/include/cru/platform/win/d2d_util.hpp b/include/cru/platform/win/d2d_util.hpp
new file mode 100644
index 00000000..9ff6556a
--- /dev/null
+++ b/include/cru/platform/win/d2d_util.hpp
@@ -0,0 +1,91 @@
+#pragma once
+#include "win_pre_config.hpp"
+
+#include "cru/common/ui_base.hpp"
+
+namespace cru::platform::win::util {
+inline D2D1_COLOR_F Convert(const ui::Color& color) {
+  return D2D1::ColorF(color.red / 255.0f, color.green / 255.0f,
+                      color.blue / 255.0f, color.alpha / 255.0f);
+}
+
+inline D2D1_POINT_2F Convert(const ui::Point& point) {
+  return D2D1::Point2F(point.x, point.y);
+}
+
+inline D2D1_RECT_F Convert(const ui::Rect& rect) {
+  return D2D1::RectF(rect.left, rect.top, rect.left + rect.width,
+                     rect.top + rect.height);
+}
+
+inline D2D1_ROUNDED_RECT Convert(const ui::RoundedRect& rounded_rect) {
+  return D2D1::RoundedRect(Convert(rounded_rect.rect), rounded_rect.radius_x,
+                           rounded_rect.radius_y);
+}
+
+inline D2D1_ELLIPSE Convert(const ui::Ellipse& ellipse) {
+  return D2D1::Ellipse(Convert(ellipse.center), ellipse.radius_x,
+                       ellipse.radius_y);
+}
+
+inline ui::Color Convert(const D2D1_COLOR_F& color) {
+  auto floor = [](float n) { return static_cast<std::uint8_t>(n + 0.5f); };
+  return ui::Color{floor(color.r * 255.0f), floor(color.g * 255.0f),
+                   floor(color.b * 255.0f), floor(color.a * 255.0f)};
+}
+
+inline ui::Point Convert(const D2D1_POINT_2F& point) {
+  return ui::Point(point.x, point.y);
+}
+
+inline ui::Rect Convert(const D2D1_RECT_F& rect) {
+  return ui::Rect(rect.left, rect.top, rect.right - rect.left,
+                  rect.bottom - rect.top);
+}
+
+inline ui::RoundedRect Convert(const D2D1_ROUNDED_RECT& rounded_rect) {
+  return ui::RoundedRect(Convert(rounded_rect.rect), rounded_rect.radiusX,
+                         rounded_rect.radiusY);
+}
+
+inline ui::Ellipse Convert(const D2D1_ELLIPSE& ellipse) {
+  return ui::Ellipse(Convert(ellipse.point), ellipse.radiusX, ellipse.radiusY);
+}
+
+inline bool operator==(const D2D1_POINT_2F& left, const D2D1_POINT_2F& right) {
+  return left.x == right.x && left.y == right.y;
+}
+
+inline bool operator!=(const D2D1_POINT_2F& left, const D2D1_POINT_2F& right) {
+  return !(left == right);
+}
+
+inline bool operator==(const D2D1_RECT_F& left, const D2D1_RECT_F& right) {
+  return left.left == right.left && left.top == right.top &&
+         left.right == right.right && left.bottom == right.bottom;
+}
+
+inline bool operator!=(const D2D1_RECT_F& left, const D2D1_RECT_F& right) {
+  return !(left == right);
+}
+
+inline bool operator==(const D2D1_ROUNDED_RECT& left,
+                       const D2D1_ROUNDED_RECT& right) {
+  return left.rect == right.rect && left.radiusX == right.radiusX &&
+         left.radiusY == right.radiusY;
+}
+
+inline bool operator!=(const D2D1_ROUNDED_RECT& left,
+                       const D2D1_ROUNDED_RECT& right) {
+  return !(left == right);
+}
+
+inline bool operator==(const D2D1_ELLIPSE& left, const D2D1_ELLIPSE& right) {
+  return left.point == right.point && left.radiusX == right.radiusX &&
+         left.radiusY == right.radiusY;
+}
+
+inline bool operator!=(const D2D1_ELLIPSE& left, const D2D1_ELLIPSE& right) {
+  return !(left == right);
+}
+}  // namespace cru::platform::win::util