Merge pull request #37 from crupest/render

Refactor.

1 files changed, 62 insertions, 95 deletions

diff --git a/src/ui/ui_manager.cpp b/src/ui/ui_manager.cpp
index 689a04a2..4d14575b 100644
--- a/src/ui/ui_manager.cpp
+++ b/src/ui/ui_manager.cpp
@@ -1,107 +1,74 @@
 #include "ui_manager.hpp"
 
+#include <Windows.h>
+#include <d2d1.h>
+#include <dwrite.h>
+
 #include "application.hpp"
-#include "border_property.hpp"
-#include "graph/graph.hpp"
 #include "exception.hpp"
+#include "graph/graph_manager.hpp"
+#include "graph/graph_util.hpp"
+#include "util/com_util.hpp"
+
+namespace cru::ui {
+namespace {
+void GetSystemCaretInfo(CaretInfo* caret_info) {
+  caret_info->caret_blink_duration =
+      std::chrono::milliseconds(::GetCaretBlinkTime());
+  DWORD caret_width;
+  if (!::SystemParametersInfoW(SPI_GETCARETWIDTH, 0, &caret_width, 0))
+    throw Win32Error(::GetLastError(), "Failed to get system caret width.");
+  caret_info->half_caret_width = caret_width / 2.0f;
+}
 
+IDWriteTextFormat* CreateDefaultTextFormat() {
+  const auto dwrite_factory =
+      graph::GraphManager::GetInstance()->GetDWriteFactory();
+  IDWriteTextFormat* text_format;
 
-namespace cru::ui
-{
-    namespace
-    {
-        void GetSystemCaretInfo(CaretInfo* caret_info)
-        {
-            caret_info->caret_blink_duration = std::chrono::milliseconds(::GetCaretBlinkTime());
-            DWORD caret_width;
-            if (!::SystemParametersInfoW(SPI_GETCARETWIDTH, 0 , &caret_width, 0))
-                throw Win32Error(::GetLastError(), "Failed to get system caret width.");
-            caret_info->half_caret_width = caret_width / 2.0f;
-        }
-
-        Microsoft::WRL::ComPtr<ID2D1Brush> CreateSolidBrush(graph::GraphManager* graph_manager, const D2D1_COLOR_F& color)
-        {
-            const auto device_context = graph_manager->GetD2D1DeviceContext();
-            Microsoft::WRL::ComPtr<ID2D1SolidColorBrush> solid_color_brush;
-            device_context->CreateSolidColorBrush(color, &solid_color_brush);
-            return solid_color_brush;
-        }
-
-        Microsoft::WRL::ComPtr<IDWriteTextFormat> CreateDefaultTextFormat(graph::GraphManager* graph_manager)
-        {
-            const auto dwrite_factory = graph_manager->GetDWriteFactory();
-
-            Microsoft::WRL::ComPtr<IDWriteTextFormat> text_format;
-
-            ThrowIfFailed(dwrite_factory->CreateTextFormat(
-                L"等线", nullptr,
-                DWRITE_FONT_WEIGHT_NORMAL,
-                DWRITE_FONT_STYLE_NORMAL,
-                DWRITE_FONT_STRETCH_NORMAL,
-                24.0, L"zh-cn",
-                &text_format
-            ));
-
-            ThrowIfFailed(text_format->SetTextAlignment(DWRITE_TEXT_ALIGNMENT_CENTER));
-            ThrowIfFailed(text_format->SetParagraphAlignment(DWRITE_PARAGRAPH_ALIGNMENT_CENTER));
-
-            return text_format;
-        }
-    }
-
-
-    //!!! never use default constructor of border at here, because it will recursively call this method!
-    PredefineResources::PredefineResources(graph::GraphManager* graph_manager) :
-        border_property_brush           {CreateSolidBrush(graph_manager, D2D1::ColorF(D2D1::ColorF::Black))},
-
-        button_normal_border            {CreateSolidBrush(graph_manager, D2D1::ColorF(D2D1::ColorF::RoyalBlue)), 2, 6, 6},
-        button_press_border             {CreateSolidBrush(graph_manager, D2D1::ColorF(D2D1::ColorF::Blue)), 2, 6, 6},
-
-        text_control_selection_brush    {CreateSolidBrush(graph_manager, D2D1::ColorF(D2D1::ColorF::LightSkyBlue))},
-
-        text_box_border                 {CreateSolidBrush(graph_manager, D2D1::ColorF(D2D1::ColorF::Black))},
-        text_box_text_brush             {CreateSolidBrush(graph_manager, D2D1::ColorF(D2D1::ColorF::Black))},
-        text_box_text_format            {CreateDefaultTextFormat(graph_manager)},
-        text_box_caret_brush            {CreateSolidBrush(graph_manager, D2D1::ColorF(D2D1::ColorF::Black))},
-
-        text_block_text_brush           {CreateSolidBrush(graph_manager, D2D1::ColorF(D2D1::ColorF::Black))},
-        text_block_text_format          {CreateDefaultTextFormat(graph_manager)},
-
-        toggle_button_on_brush          {CreateSolidBrush(graph_manager, D2D1::ColorF(D2D1::ColorF::DeepSkyBlue))},
-        toggle_button_off_brush         {CreateSolidBrush(graph_manager, D2D1::ColorF(D2D1::ColorF::LightGray))},
+  ThrowIfFailed(dwrite_factory->CreateTextFormat(
+      L"等线", nullptr, DWRITE_FONT_WEIGHT_NORMAL, DWRITE_FONT_STYLE_NORMAL,
+      DWRITE_FONT_STRETCH_NORMAL, 24.0, L"zh-cn", &text_format));
 
-        list_item_normal_border_brush   {CreateSolidBrush(graph_manager, D2D1::ColorF(D2D1::ColorF::White, 0))},
-        list_item_normal_fill_brush     {CreateSolidBrush(graph_manager, D2D1::ColorF(D2D1::ColorF::White, 0))},
-        list_item_hover_border_brush    {CreateSolidBrush(graph_manager, D2D1::ColorF(D2D1::ColorF::SkyBlue))},
-        list_item_hover_fill_brush      {CreateSolidBrush(graph_manager, D2D1::ColorF(D2D1::ColorF::SkyBlue, 0.3f))},
-        list_item_select_border_brush   {CreateSolidBrush(graph_manager, D2D1::ColorF(D2D1::ColorF::MediumBlue))},
-        list_item_select_fill_brush     {CreateSolidBrush(graph_manager, D2D1::ColorF(D2D1::ColorF::SkyBlue, 0.3f))},
+  ThrowIfFailed(text_format->SetTextAlignment(DWRITE_TEXT_ALIGNMENT_CENTER));
+  ThrowIfFailed(
+      text_format->SetParagraphAlignment(DWRITE_PARAGRAPH_ALIGNMENT_CENTER));
 
-        scroll_bar_background_brush     {CreateSolidBrush(graph_manager, D2D1::ColorF(D2D1::ColorF::Gainsboro, 0.3f))},
-        scroll_bar_border_brush         {CreateSolidBrush(graph_manager, D2D1::ColorF(D2D1::ColorF::DimGray))},
-        scroll_bar_brush                {CreateSolidBrush(graph_manager, D2D1::ColorF(D2D1::ColorF::DimGray))}
+  return text_format;
+}
+}  // namespace
+
+PredefineResources::PredefineResources() {
+  try {
+    button_normal_border_brush =
+        graph::CreateSolidColorBrush(D2D1::ColorF(D2D1::ColorF::Black));
+
+    text_block_selection_brush =
+        graph::CreateSolidColorBrush(D2D1::ColorF(D2D1::ColorF::LightSkyBlue));
+    text_block_text_brush =
+        graph::CreateSolidColorBrush(D2D1::ColorF(D2D1::ColorF::Black));
+    text_block_text_format = CreateDefaultTextFormat();
+  } catch (...) {
+    util::SafeRelease(button_normal_border_brush);
+    util::SafeRelease(text_block_selection_brush);
+    util::SafeRelease(text_block_text_brush);
+    util::SafeRelease(text_block_text_format);
+  }
+}
 
-#ifdef CRU_DEBUG_LAYOUT
-        ,
-        debug_layout_out_border_brush   {CreateSolidBrush(graph_manager, D2D1::ColorF(D2D1::ColorF::Crimson))},
-        debug_layout_margin_brush       {CreateSolidBrush(graph_manager, D2D1::ColorF(D2D1::ColorF::LightCoral, 0.25f))},
-        debug_layout_padding_brush      {CreateSolidBrush(graph_manager, D2D1::ColorF(D2D1::ColorF::SkyBlue, 0.25f))}
-#endif
-    {
-        
-    }
+PredefineResources::~PredefineResources() {
+  util::SafeRelease(button_normal_border_brush);
+  util::SafeRelease(text_block_selection_brush);
+  util::SafeRelease(text_block_text_brush);
+  util::SafeRelease(text_block_text_format);
+}
 
-    UiManager* UiManager::GetInstance()
-    {
-        return Application::GetInstance()->ResolveSingleton<UiManager>([](auto)
-        {
-            return new UiManager{};
-        });
-    }
+UiManager* UiManager::GetInstance() {
+  return Application::GetInstance()->ResolveSingleton<UiManager>(
+      [](auto) { return new UiManager{}; });
+}
 
-    UiManager::UiManager()
-        : predefine_resources_(graph::GraphManager::GetInstance())
-    {
-        GetSystemCaretInfo(&caret_info_);
-    }
+UiManager::UiManager() : predefine_resources_() {
+  GetSystemCaretInfo(&caret_info_);
 }
+}  // namespace cru::ui