4 files changed, 73 insertions, 0 deletions
diff --git a/include/cru/platform/font.hpp b/include/cru/platform/font.hpp
new file mode 100644
index 00000000..750aaae1
--- /dev/null
+++ b/include/cru/platform/font.hpp
@@ -0,0 +1,8 @@
+#pragma once
+#include "cru/common/base.hpp"
+
+namespace cru::platform {
+struct FontDescriptor : virtual Interface {
+
+};
+}
diff --git a/include/cru/platform/text_layout.hpp b/include/cru/platform/text_layout.hpp
new file mode 100644
index 00000000..fce6ce5f
--- /dev/null
+++ b/include/cru/platform/text_layout.hpp
@@ -0,0 +1,15 @@
+#pragma once
+#include "cru/common/base.hpp"
+
+#include "cru/common/ui_base.hpp"
+
+#include <vector>
+
+namespace cru::platform {
+struct TextLayout : virtual Interface {
+  virtual void SetMaxWidth(float max_width) = 0;
+  virtual void SetMaxHeight(float max_height) = 0;
+  virtual ui::Rect GetTextBounds() = 0;
+  virtual std::vector<ui::Rect> TextRangeRect(const ui::TextRange& text_range) = 0;
+};
+}  // namespace cru::platform
diff --git a/include/cru/platform/win/win_font.hpp b/include/cru/platform/win/win_font.hpp
new file mode 100644
index 00000000..69eebdfb
--- /dev/null
+++ b/include/cru/platform/win/win_font.hpp
@@ -0,0 +1,26 @@
+#pragma once
+#include "win_pre_config.hpp"
+
+#include "../font.hpp"
+
+#include <string_view>
+
+namespace cru::platform::win {
+class GraphManager;
+
+class WinFontDescriptor : public Object, public virtual FontDescriptor {
+ public:
+  explicit WinFontDescriptor(GraphManager* graph_manager,
+                             const std::wstring_view& font_family);
+  WinFontDescriptor(const WinFontDescriptor& other) = delete;
+  WinFontDescriptor(WinFontDescriptor&& other) = delete;
+  WinFontDescriptor& operator=(const WinFontDescriptor& other) = delete;
+  WinFontDescriptor& operator=(WinFontDescriptor&& other) = delete;
+  ~WinFontDescriptor() override = default;
+
+  IDWriteTextFormat* GetDWriteTextFormat() const { return text_format_.Get(); }
+
+ private:
+  Microsoft::WRL::ComPtr<IDWriteTextFormat> text_format_;
+};
+}  // namespace cru::platform::win
diff --git a/include/cru/platform/win/win_text_layout.hpp b/include/cru/platform/win/win_text_layout.hpp
new file mode 100644
index 00000000..68961dd7
--- /dev/null
+++ b/include/cru/platform/win/win_text_layout.hpp
@@ -0,0 +1,24 @@
+#pragma once
+#include "win_pre_config.hpp"
+
+#include "../text_layout.hpp"
+#include "win_font.hpp"
+
+#include <memory>
+
+namespace cru::platform::win {
+class WinTextLayout : public Object, public virtual TextLayout {
+ public:
+  explicit WinTextLayout(std::shared_ptr<WinFontDescriptor> font);
+  WinTextLayout(const WinTextLayout& other) = delete;
+  WinTextLayout(WinTextLayout&& other) = delete;
+  WinTextLayout& operator=(const WinTextLayout& other) = delete;
+  WinTextLayout& operator=(WinTextLayout&& other) = delete;
+  ~WinTextLayout() override;
+
+  IDWriteTextLayout* GetDWriteTextLayout() const { return text_layout_.Get(); }
+
+ private:
+  Microsoft::WRL::ComPtr<IDWriteTextLayout> text_layout_;
+};
+}  // namespace cru::platform::win