...

6 files changed, 108 insertions, 7 deletions

diff --git a/CMakeSettings.json b/CMakeSettings.json
index ce7531e0..4931d795 100644
--- a/CMakeSettings.json
+++ b/CMakeSettings.json
@@ -2,31 +2,35 @@
   "configurations": [
     {
       "name": "x86-Debug",
-      "generator": "Visual Studio 15 2017",
+      "generator": "Ninja",
+      "inheritEnvironments": [ "msvc_x86_x64" ],
       "configurationType": "Debug",
       "buildRoot": "${env.USERPROFILE}\\CMakeBuilds\\${workspaceHash}\\build\\${name}",
       "installRoot": "${env.USERPROFILE}\\CMakeBuilds\\${workspaceHash}\\install\\${name}"
     },
     {
       "name": "x86-Realse",
-      "generator": "Visual Studio 15 2017",
+      "generator": "Ninja",
+      "inheritEnvironments": [ "msvc_x86_x64" ],
       "configurationType": "Release",
       "buildRoot": "${env.USERPROFILE}\\CMakeBuilds\\${workspaceHash}\\build\\${name}",
       "installRoot": "${env.USERPROFILE}\\CMakeBuilds\\${workspaceHash}\\install\\${name}"
     },
     {
       "name": "x64-Debug",
-      "generator": "Visual Studio 15 2017 Win64",
+      "generator": "Ninja",
+      "inheritEnvironments": [ "msvc_x64" ],
       "configurationType": "Debug",
       "buildRoot": "${env.USERPROFILE}\\CMakeBuilds\\${workspaceHash}\\build\\${name}",
       "installRoot": "${env.USERPROFILE}\\CMakeBuilds\\${workspaceHash}\\install\\${name}"
     },
     {
       "name": "x64-Release",
-      "generator": "Visual Studio 15 2017 Win64",
+      "generator": "Ninja",
+      "inheritEnvironments": [ "msvc_x64" ],
       "configurationType": "Release",
       "buildRoot": "${env.USERPROFILE}\\CMakeBuilds\\${workspaceHash}\\build\\${name}",
       "installRoot": "${env.USERPROFILE}\\CMakeBuilds\\${workspaceHash}\\install\\${name}"
     }
   ]
-}
\ No newline at end of file
+}
diff --git a/include/cru/platform/graph_factory.hpp b/include/cru/platform/graph_factory.hpp
index f2e5f286..312dc0ea 100644
--- a/include/cru/platform/graph_factory.hpp
+++ b/include/cru/platform/graph_factory.hpp
@@ -3,12 +3,19 @@
 
 #include "cru/common/ui_base.hpp"
 
+#include <string>
+#include <string_view>
+
 namespace cru::platform {
 struct SolidColorBrush;
 struct GeometryBuilder;
+struct FontDescriptor;
+struct TextLayout;
 
 struct GraphFactory : virtual Interface {
   virtual SolidColorBrush* CreateSolidColorBrush(const ui::Color& color) = 0;
   virtual GeometryBuilder* CreateGeometryBuilder() = 0;
+  virtual FontDescriptor* CreateFontDescriptor(const std::wstring_view& font_family) = 0;
+  virtual TextLayout* CreateTextLayout(std::shared_ptr<FontDescriptor> font, std::wstring text) = 0;
 };
 }  // namespace cru::platform
diff --git a/include/cru/platform/text_layout.hpp b/include/cru/platform/text_layout.hpp
index fce6ce5f..7bcf01fe 100644
--- a/include/cru/platform/text_layout.hpp
+++ b/include/cru/platform/text_layout.hpp
@@ -4,9 +4,12 @@
 #include "cru/common/ui_base.hpp"
 
 #include <vector>
+#include <string>
 
 namespace cru::platform {
 struct TextLayout : virtual Interface {
+  virtual std::wstring GetText() = 0;
+  virtual void SetText(std::wstring new_text) = 0;
   virtual void SetMaxWidth(float max_width) = 0;
   virtual void SetMaxHeight(float max_height) = 0;
   virtual ui::Rect GetTextBounds() = 0;
diff --git a/include/cru/platform/win/win_text_layout.hpp b/include/cru/platform/win/win_text_layout.hpp
index 68961dd7..277bbcae 100644
--- a/include/cru/platform/win/win_text_layout.hpp
+++ b/include/cru/platform/win/win_text_layout.hpp
@@ -7,18 +7,34 @@
 #include <memory>
 
 namespace cru::platform::win {
+class GraphManager;
+
 class WinTextLayout : public Object, public virtual TextLayout {
  public:
-  explicit WinTextLayout(std::shared_ptr<WinFontDescriptor> font);
+  explicit WinTextLayout(GraphManager* graph_manager,
+                         std::shared_ptr<WinFontDescriptor> font, std::wstring text);
   WinTextLayout(const WinTextLayout& other) = delete;
   WinTextLayout(WinTextLayout&& other) = delete;
   WinTextLayout& operator=(const WinTextLayout& other) = delete;
   WinTextLayout& operator=(WinTextLayout&& other) = delete;
   ~WinTextLayout() override;
 
+  std::wstring GetText() override;
+  void SetText(std::wstring new_text) override;
+  void SetMaxWidth(float max_width) override;
+  void SetMaxHeight(float max_height) override;
+  ui::Rect GetTextBounds() override;
+  std::vector<ui::Rect> TextRangeRect(
+      const ui::TextRange& text_range) override;
+
   IDWriteTextLayout* GetDWriteTextLayout() const { return text_layout_.Get(); }
 
  private:
+  GraphManager* graph_manager_;
+  std::wstring text_;
+  std::shared_ptr<WinFontDescriptor> font_descriptor_;
+  float max_width_ = 0.0f;
+  float max_height_ = 0.0f;
   Microsoft::WRL::ComPtr<IDWriteTextLayout> text_layout_;
 };
 }  // namespace cru::platform::win
diff --git a/src/platform_win/win_text_layout.cpp b/src/platform_win/win_text_layout.cpp
index 9ab70d2a..9915b56c 100644
--- a/src/platform_win/win_text_layout.cpp
+++ b/src/platform_win/win_text_layout.cpp
@@ -1,5 +1,76 @@
 #include "cru/platform/win/win_text_layout.hpp"
 
+#include "cru/platform/win/exception.hpp"
+#include "cru/platform/win/graph_manager.hpp"
+
+#include <cassert>
+#include <utility>
+
 namespace cru::platform::win {
+WinTextLayout::WinTextLayout(GraphManager* graph_manager,
+                             std::shared_ptr<WinFontDescriptor> font,
+                             std::wstring text) {
+  assert(graph_manager);
+  assert(font);
+  graph_manager_ = graph_manager;
+  text_.swap(text);
+  font_descriptor_.swap(font);
+
+  ThrowIfFailed(graph_manager_->GetDWriteFactory()->CreateTextLayout(
+      text_.c_str(), text_.size(), font_descriptor_->GetDWriteTextFormat(),
+      max_width_, max_height_, &text_layout_));
+}
+
+std::wstring WinTextLayout::GetText() { return text_; }
+
+void WinTextLayout::SetText(std::wstring new_text) {
+  text_.swap(new_text);
+  ThrowIfFailed(graph_manager_->GetDWriteFactory()->CreateTextLayout(
+      text_.c_str(), text_.size(), font_descriptor_->GetDWriteTextFormat(),
+      max_width_, max_height_, &text_layout_));
+}
+
+void WinTextLayout::SetMaxWidth(float max_width) {
+  max_width_ = max_width;
+  ThrowIfFailed(text_layout_->SetMaxWidth(max_width_));
+}
+
+void WinTextLayout::SetMaxHeight(float max_height) {
+  max_height_ = max_height;
+  ThrowIfFailed(text_layout_->SetMaxHeight(max_height_));
+}
+
+ui::Rect WinTextLayout::GetTextBounds() {
+  DWRITE_TEXT_METRICS metrics;
+  ThrowIfFailed(text_layout_->GetMetrics(&metrics));
+  return ui::Rect{metrics.left, metrics.top, metrics.width, metrics.height};
+}
+
+std::vector<ui::Rect> WinTextLayout::TextRangeRect(
+    const ui::TextRange& text_range) {
+  DWRITE_TEXT_METRICS text_metrics;
+  ThrowIfFailed(text_layout_->GetMetrics(&text_metrics));
+  const auto metrics_count =
+      text_metrics.lineCount * text_metrics.maxBidiReorderingDepth;
+
+  std::vector<DWRITE_HIT_TEST_METRICS> hit_test_metrics(metrics_count);
+  UINT32 actual_count;
+  text_layout_->HitTestTextRange(text_range.position, text_range.count, 0, 0,
+                                 hit_test_metrics.data(), metrics_count,
+                                 &actual_count);
+
+  hit_test_metrics.erase(hit_test_metrics.cbegin() + actual_count,
+                         hit_test_metrics.cend());
+
+  std::vector<ui::Rect> result;
+  result.reserve(actual_count);
+
+  for (const auto& metrics : hit_test_metrics) {
+    result.push_back(ui::Rect{metrics.left, metrics.top,
+                              metrics.left + metrics.width,
+                              metrics.top + metrics.height});
+  }
 
+  return result;
 }
+}  // namespace cru::platform::win
diff --git a/src/ui/render/border_render_object.cpp b/src/ui/render/border_render_object.cpp
index cff219f7..93e87c90 100644
--- a/src/ui/render/border_render_object.cpp
+++ b/src/ui/render/border_render_object.cpp
@@ -1,4 +1,4 @@
-#include "cru/ui/render/border_render_object.hpp"
+ #include "cru/ui/render/border_render_object.hpp"
 
 #include "cru/platform/debug.hpp"
 #include "cru/platform/geometry.hpp"