diff options
Diffstat (limited to 'src/graph')
| -rw-r--r-- | src/graph/graph.cpp | 367 | ||||
| -rw-r--r-- | src/graph/graph.hpp | 322 |
2 files changed, 302 insertions, 387 deletions
diff --git a/src/graph/graph.cpp b/src/graph/graph.cpp index eef95c8c..ed3fe5d5 100644 --- a/src/graph/graph.cpp +++ b/src/graph/graph.cpp @@ -3,224 +3,159 @@ #include "application.hpp" #include "exception.hpp" -namespace cru::graph -{ - using Microsoft::WRL::ComPtr; - - WindowRenderTarget::WindowRenderTarget(GraphManager* graph_manager, HWND hwnd) - { - this->graph_manager_ = graph_manager; - - const auto d3d11_device = graph_manager->GetD3D11Device(); - const auto dxgi_factory = graph_manager->GetDxgiFactory(); - - // Allocate a descriptor. - DXGI_SWAP_CHAIN_DESC1 swap_chain_desc = { 0 }; - swap_chain_desc.Width = 0; // use automatic sizing - swap_chain_desc.Height = 0; - swap_chain_desc.Format = DXGI_FORMAT_B8G8R8A8_UNORM; // this is the most common swapchain format - swap_chain_desc.Stereo = false; - swap_chain_desc.SampleDesc.Count = 1; // don't use multi-sampling - swap_chain_desc.SampleDesc.Quality = 0; - swap_chain_desc.BufferUsage = DXGI_USAGE_RENDER_TARGET_OUTPUT; - swap_chain_desc.BufferCount = 2; // use double buffering to enable flip - swap_chain_desc.Scaling = DXGI_SCALING_NONE; - swap_chain_desc.SwapEffect = DXGI_SWAP_EFFECT_FLIP_SEQUENTIAL; // all apps must use this SwapEffect - swap_chain_desc.Flags = 0; - - - - // Get the final swap chain for this window from the DXGI factory. - ThrowIfFailed( - dxgi_factory->CreateSwapChainForHwnd( - d3d11_device.Get(), - hwnd, - &swap_chain_desc, - nullptr, - nullptr, - &dxgi_swap_chain_ - ) - ); - - CreateTargetBitmap(); - } - - WindowRenderTarget::~WindowRenderTarget() - { - - } - - void WindowRenderTarget::ResizeBuffer(const int width, const int height) - { - const auto graph_manager = graph_manager_; - const auto d2d1_device_context = graph_manager->GetD2D1DeviceContext(); - - ComPtr<ID2D1Image> old_target; - d2d1_device_context->GetTarget(&old_target); - const auto target_this = old_target == this->target_bitmap_; - if (target_this) - d2d1_device_context->SetTarget(nullptr); - - old_target = nullptr; - target_bitmap_ = nullptr; - - ThrowIfFailed( - dxgi_swap_chain_->ResizeBuffers(0, width, height, DXGI_FORMAT_UNKNOWN, 0) - ); - - CreateTargetBitmap(); - - if (target_this) - d2d1_device_context->SetTarget(target_bitmap_.Get()); - } - - void WindowRenderTarget::SetAsTarget() - { - GetD2DDeviceContext()->SetTarget(target_bitmap_.Get()); - } - - void WindowRenderTarget::Present() - { - ThrowIfFailed( - dxgi_swap_chain_->Present(1, 0) - ); - } - - void WindowRenderTarget::CreateTargetBitmap() - { - // Direct2D needs the dxgi version of the backbuffer surface pointer. - ComPtr<IDXGISurface> dxgiBackBuffer; - ThrowIfFailed( - dxgi_swap_chain_->GetBuffer(0, IID_PPV_ARGS(&dxgiBackBuffer)) - ); - - const auto dpi = graph_manager_->GetDpi(); - - auto bitmap_properties = - D2D1::BitmapProperties1( - D2D1_BITMAP_OPTIONS_TARGET | D2D1_BITMAP_OPTIONS_CANNOT_DRAW, - D2D1::PixelFormat(DXGI_FORMAT_B8G8R8A8_UNORM, D2D1_ALPHA_MODE_IGNORE), - dpi.x, - dpi.y - ); - - // Get a D2D surface from the DXGI back buffer to use as the D2D render target. - ThrowIfFailed( - graph_manager_->GetD2D1DeviceContext()->CreateBitmapFromDxgiSurface( - dxgiBackBuffer.Get(), - &bitmap_properties, - &target_bitmap_ - ) - ); - } - - GraphManager* GraphManager::GetInstance() - { - return Application::GetInstance()->ResolveSingleton<GraphManager>([](auto) - { - return new GraphManager{}; - }); - } - - GraphManager::GraphManager() - { - UINT creation_flags = D3D11_CREATE_DEVICE_BGRA_SUPPORT; +namespace cru::graph { +using Microsoft::WRL::ComPtr; + +WindowRenderTarget::WindowRenderTarget(GraphManager* graph_manager, HWND hwnd) { + this->graph_manager_ = graph_manager; + + const auto d3d11_device = graph_manager->GetD3D11Device(); + const auto dxgi_factory = graph_manager->GetDxgiFactory(); + + // Allocate a descriptor. + DXGI_SWAP_CHAIN_DESC1 swap_chain_desc = {0}; + swap_chain_desc.Width = 0; // use automatic sizing + swap_chain_desc.Height = 0; + swap_chain_desc.Format = + DXGI_FORMAT_B8G8R8A8_UNORM; // this is the most common swapchain format + swap_chain_desc.Stereo = false; + swap_chain_desc.SampleDesc.Count = 1; // don't use multi-sampling + swap_chain_desc.SampleDesc.Quality = 0; + swap_chain_desc.BufferUsage = DXGI_USAGE_RENDER_TARGET_OUTPUT; + swap_chain_desc.BufferCount = 2; // use double buffering to enable flip + swap_chain_desc.Scaling = DXGI_SCALING_NONE; + swap_chain_desc.SwapEffect = + DXGI_SWAP_EFFECT_FLIP_SEQUENTIAL; // all apps must use this SwapEffect + swap_chain_desc.Flags = 0; + + // Get the final swap chain for this window from the DXGI factory. + ThrowIfFailed(dxgi_factory->CreateSwapChainForHwnd( + d3d11_device.Get(), hwnd, &swap_chain_desc, nullptr, nullptr, + &dxgi_swap_chain_)); + + CreateTargetBitmap(); +} + +WindowRenderTarget::~WindowRenderTarget() {} + +void WindowRenderTarget::ResizeBuffer(const int width, const int height) { + const auto graph_manager = graph_manager_; + const auto d2d1_device_context = graph_manager->GetD2D1DeviceContext(); + + ComPtr<ID2D1Image> old_target; + d2d1_device_context->GetTarget(&old_target); + const auto target_this = old_target == this->target_bitmap_; + if (target_this) d2d1_device_context->SetTarget(nullptr); + + old_target = nullptr; + target_bitmap_ = nullptr; + + ThrowIfFailed(dxgi_swap_chain_->ResizeBuffers(0, width, height, + DXGI_FORMAT_UNKNOWN, 0)); + + CreateTargetBitmap(); + + if (target_this) d2d1_device_context->SetTarget(target_bitmap_.Get()); +} + +void WindowRenderTarget::SetAsTarget() { + GetD2DDeviceContext()->SetTarget(target_bitmap_.Get()); +} + +void WindowRenderTarget::Present() { + ThrowIfFailed(dxgi_swap_chain_->Present(1, 0)); +} + +void WindowRenderTarget::CreateTargetBitmap() { + // Direct2D needs the dxgi version of the backbuffer surface pointer. + ComPtr<IDXGISurface> dxgiBackBuffer; + ThrowIfFailed(dxgi_swap_chain_->GetBuffer(0, IID_PPV_ARGS(&dxgiBackBuffer))); + + const auto dpi = graph_manager_->GetDpi(); + + auto bitmap_properties = D2D1::BitmapProperties1( + D2D1_BITMAP_OPTIONS_TARGET | D2D1_BITMAP_OPTIONS_CANNOT_DRAW, + D2D1::PixelFormat(DXGI_FORMAT_B8G8R8A8_UNORM, D2D1_ALPHA_MODE_IGNORE), + dpi.x, dpi.y); + + // Get a D2D surface from the DXGI back buffer to use as the D2D render + // target. + ThrowIfFailed( + graph_manager_->GetD2D1DeviceContext()->CreateBitmapFromDxgiSurface( + dxgiBackBuffer.Get(), &bitmap_properties, &target_bitmap_)); +} + +GraphManager* GraphManager::GetInstance() { + return Application::GetInstance()->ResolveSingleton<GraphManager>( + [](auto) { return new GraphManager{}; }); +} + +GraphManager::GraphManager() { + UINT creation_flags = D3D11_CREATE_DEVICE_BGRA_SUPPORT; #ifdef CRU_DEBUG - creation_flags |= D3D11_CREATE_DEVICE_DEBUG; + creation_flags |= D3D11_CREATE_DEVICE_DEBUG; #endif - const D3D_FEATURE_LEVEL feature_levels[] = - { - D3D_FEATURE_LEVEL_11_1, - D3D_FEATURE_LEVEL_11_0, - D3D_FEATURE_LEVEL_10_1, - D3D_FEATURE_LEVEL_10_0, - D3D_FEATURE_LEVEL_9_3, - D3D_FEATURE_LEVEL_9_2, - D3D_FEATURE_LEVEL_9_1 - }; - - - ThrowIfFailed(D3D11CreateDevice( - nullptr, - D3D_DRIVER_TYPE_HARDWARE, - nullptr, - creation_flags, - feature_levels, - ARRAYSIZE(feature_levels), - D3D11_SDK_VERSION, - &d3d11_device_, - nullptr, - &d3d11_device_context_ - )); - - Microsoft::WRL::ComPtr<IDXGIDevice> dxgi_device; - - ThrowIfFailed(d3d11_device_.As(&dxgi_device)); - - ThrowIfFailed(D2D1CreateFactory( - D2D1_FACTORY_TYPE_SINGLE_THREADED, - __uuidof(ID2D1Factory1), - &d2d1_factory_ - )); - - ThrowIfFailed(d2d1_factory_->CreateDevice(dxgi_device.Get(), &d2d1_device_)); - - ThrowIfFailed(d2d1_device_->CreateDeviceContext( - D2D1_DEVICE_CONTEXT_OPTIONS_NONE, - &d2d1_device_context_ - )); - - // Identify the physical adapter (GPU or card) this device is runs on. - ComPtr<IDXGIAdapter> dxgi_adapter; - ThrowIfFailed( - dxgi_device->GetAdapter(&dxgi_adapter) - ); - - // Get the factory object that created the DXGI device. - ThrowIfFailed( - dxgi_adapter->GetParent(IID_PPV_ARGS(&dxgi_factory_)) - ); - - - ThrowIfFailed(DWriteCreateFactory( - DWRITE_FACTORY_TYPE_SHARED, - __uuidof(IDWriteFactory), - reinterpret_cast<IUnknown**>(dwrite_factory_.GetAddressOf()) - )); - - dwrite_factory_->GetSystemFontCollection(&dwrite_system_font_collection_); - } - - GraphManager::~GraphManager() - { - - } - - std::shared_ptr<WindowRenderTarget> GraphManager::CreateWindowRenderTarget(HWND hwnd) - { - return std::make_shared<WindowRenderTarget>(this, hwnd); - } - - Dpi GraphManager::GetDpi() const - { - Dpi dpi; - d2d1_factory_->GetDesktopDpi(&dpi.x, &dpi.y); - return dpi; - } - - void GraphManager::ReloadSystemMetrics() - { - ThrowIfFailed( - d2d1_factory_->ReloadSystemMetrics() - ); - } - - Microsoft::WRL::ComPtr<ID2D1SolidColorBrush> CreateSolidColorBrush(const D2D1_COLOR_F& color) - { - Microsoft::WRL::ComPtr<ID2D1SolidColorBrush> brush; - ThrowIfFailed(GraphManager::GetInstance()->GetD2D1DeviceContext()->CreateSolidColorBrush(color, &brush)); - return brush; - } + const D3D_FEATURE_LEVEL feature_levels[] = { + D3D_FEATURE_LEVEL_11_1, D3D_FEATURE_LEVEL_11_0, D3D_FEATURE_LEVEL_10_1, + D3D_FEATURE_LEVEL_10_0, D3D_FEATURE_LEVEL_9_3, D3D_FEATURE_LEVEL_9_2, + D3D_FEATURE_LEVEL_9_1}; + + ThrowIfFailed(D3D11CreateDevice( + nullptr, D3D_DRIVER_TYPE_HARDWARE, nullptr, creation_flags, + feature_levels, ARRAYSIZE(feature_levels), D3D11_SDK_VERSION, + &d3d11_device_, nullptr, &d3d11_device_context_)); + + Microsoft::WRL::ComPtr<IDXGIDevice> dxgi_device; + + ThrowIfFailed(d3d11_device_.As(&dxgi_device)); + + ThrowIfFailed(D2D1CreateFactory(D2D1_FACTORY_TYPE_SINGLE_THREADED, + __uuidof(ID2D1Factory1), &d2d1_factory_)); + + ThrowIfFailed(d2d1_factory_->CreateDevice(dxgi_device.Get(), &d2d1_device_)); + + ThrowIfFailed(d2d1_device_->CreateDeviceContext( + D2D1_DEVICE_CONTEXT_OPTIONS_NONE, &d2d1_device_context_)); + + // Identify the physical adapter (GPU or card) this device is runs on. + ComPtr<IDXGIAdapter> dxgi_adapter; + ThrowIfFailed(dxgi_device->GetAdapter(&dxgi_adapter)); + + // Get the factory object that created the DXGI device. + ThrowIfFailed(dxgi_adapter->GetParent(IID_PPV_ARGS(&dxgi_factory_))); + + ThrowIfFailed(DWriteCreateFactory( + DWRITE_FACTORY_TYPE_SHARED, __uuidof(IDWriteFactory), + reinterpret_cast<IUnknown**>(dwrite_factory_.GetAddressOf()))); + + dwrite_factory_->GetSystemFontCollection(&dwrite_system_font_collection_); +} + +GraphManager::~GraphManager() {} + +std::shared_ptr<WindowRenderTarget> GraphManager::CreateWindowRenderTarget( + HWND hwnd) { + return std::make_shared<WindowRenderTarget>(this, hwnd); +} + +Dpi GraphManager::GetDpi() const { + Dpi dpi; + d2d1_factory_->GetDesktopDpi(&dpi.x, &dpi.y); + return dpi; +} + +void GraphManager::ReloadSystemMetrics() { + ThrowIfFailed(d2d1_factory_->ReloadSystemMetrics()); +} + +Microsoft::WRL::ComPtr<ID2D1SolidColorBrush> CreateSolidColorBrush( + const D2D1_COLOR_F& color) { + Microsoft::WRL::ComPtr<ID2D1SolidColorBrush> brush; + ThrowIfFailed(GraphManager::GetInstance() + ->GetD2D1DeviceContext() + ->CreateSolidColorBrush(color, &brush)); + return brush; } +} // namespace cru::graph diff --git a/src/graph/graph.hpp b/src/graph/graph.hpp index 440b0594..bad5b6d0 100644 --- a/src/graph/graph.hpp +++ b/src/graph/graph.hpp @@ -1,180 +1,160 @@ #pragma once - -// ReSharper disable once CppUnusedIncludeDirective #include "pre.hpp" -#include "system_headers.hpp" -#include <memory> #include <functional> +#include <memory> +#include "system_headers.hpp" #include "base.hpp" +namespace cru::graph { +class GraphManager; + +// Represents a window render target. +class WindowRenderTarget : public Object { + public: + WindowRenderTarget(GraphManager* graph_manager, HWND hwnd); + WindowRenderTarget(const WindowRenderTarget& other) = delete; + WindowRenderTarget(WindowRenderTarget&& other) = delete; + WindowRenderTarget& operator=(const WindowRenderTarget& other) = delete; + WindowRenderTarget& operator=(WindowRenderTarget&& other) = delete; + ~WindowRenderTarget() override; + + public: + // Get the graph manager that created the render target. + GraphManager* GetGraphManager() const { return graph_manager_; } + + // Get the d2d device context. + inline Microsoft::WRL::ComPtr<ID2D1DeviceContext> GetD2DDeviceContext() const; + + // Get the target bitmap which can be set as the ID2D1DeviceContext's target. + Microsoft::WRL::ComPtr<ID2D1Bitmap1> GetTargetBitmap() const { + return target_bitmap_; + } + + // Resize the underlying buffer. + void ResizeBuffer(int width, int height); + + // Set this render target as the d2d device context's target. + void SetAsTarget(); + + // Present the data of the underlying buffer to the window. + void Present(); + + private: + void CreateTargetBitmap(); + + private: + GraphManager* graph_manager_; + Microsoft::WRL::ComPtr<IDXGISwapChain1> dxgi_swap_chain_; + Microsoft::WRL::ComPtr<ID2D1Bitmap1> target_bitmap_; +}; + +struct Dpi { + float x; + float y; +}; + +class GraphManager final : public Object { + public: + static GraphManager* GetInstance(); + + private: + GraphManager(); + + public: + GraphManager(const GraphManager& other) = delete; + GraphManager(GraphManager&& other) = delete; + GraphManager& operator=(const GraphManager& other) = delete; + GraphManager& operator=(GraphManager&& other) = delete; + ~GraphManager() override; + + public: + Microsoft::WRL::ComPtr<ID2D1Factory1> GetD2D1Factory() const { + return d2d1_factory_; + } + + Microsoft::WRL::ComPtr<ID2D1DeviceContext> GetD2D1DeviceContext() const { + return d2d1_device_context_; + } + + Microsoft::WRL::ComPtr<ID3D11Device> GetD3D11Device() const { + return d3d11_device_; + } + + Microsoft::WRL::ComPtr<IDXGIFactory2> GetDxgiFactory() const { + return dxgi_factory_; + } + + Microsoft::WRL::ComPtr<IDWriteFactory> GetDWriteFactory() const { + return dwrite_factory_; + } + + // Create a window render target with the HWND. + std::shared_ptr<WindowRenderTarget> CreateWindowRenderTarget(HWND hwnd); + + // Get the desktop dpi. + Dpi GetDpi() const; + + // Reload system metrics including desktop dpi. + void ReloadSystemMetrics(); + + Microsoft::WRL::ComPtr<IDWriteFontCollection> GetSystemFontCollection() + const { + return dwrite_system_font_collection_.Get(); + } + + private: + Microsoft::WRL::ComPtr<ID3D11Device> d3d11_device_; + Microsoft::WRL::ComPtr<ID3D11DeviceContext> d3d11_device_context_; + Microsoft::WRL::ComPtr<ID2D1Factory1> d2d1_factory_; + Microsoft::WRL::ComPtr<ID2D1Device> d2d1_device_; + Microsoft::WRL::ComPtr<ID2D1DeviceContext> d2d1_device_context_; + Microsoft::WRL::ComPtr<IDXGIFactory2> dxgi_factory_; + + Microsoft::WRL::ComPtr<IDWriteFactory> dwrite_factory_; + Microsoft::WRL::ComPtr<IDWriteFontCollection> dwrite_system_font_collection_; +}; + +inline int DipToPixelInternal(const float dip, const float dpi) { + return static_cast<int>(dip * dpi / 96.0f); +} + +inline int DipToPixelX(const float dip_x) { + return DipToPixelInternal(dip_x, GraphManager::GetInstance()->GetDpi().x); +} + +inline int DipToPixelY(const float dip_y) { + return DipToPixelInternal(dip_y, GraphManager::GetInstance()->GetDpi().y); +} -namespace cru::graph -{ - class GraphManager; - - //Represents a window render target. - class WindowRenderTarget : public Object - { - public: - WindowRenderTarget(GraphManager* graph_manager, HWND hwnd); - WindowRenderTarget(const WindowRenderTarget& other) = delete; - WindowRenderTarget(WindowRenderTarget&& other) = delete; - WindowRenderTarget& operator=(const WindowRenderTarget& other) = delete; - WindowRenderTarget& operator=(WindowRenderTarget&& other) = delete; - ~WindowRenderTarget() override; - - public: - //Get the graph manager that created the render target. - GraphManager* GetGraphManager() const - { - return graph_manager_; - } - - //Get the d2d device context. - inline Microsoft::WRL::ComPtr<ID2D1DeviceContext> GetD2DDeviceContext() const; - - //Get the target bitmap which can be set as the ID2D1DeviceContext's target. - Microsoft::WRL::ComPtr<ID2D1Bitmap1> GetTargetBitmap() const - { - return target_bitmap_; - } - - //Resize the underlying buffer. - void ResizeBuffer(int width, int height); - - //Set this render target as the d2d device context's target. - void SetAsTarget(); - - //Present the data of the underlying buffer to the window. - void Present(); - - private: - void CreateTargetBitmap(); - - private: - GraphManager* graph_manager_; - Microsoft::WRL::ComPtr<IDXGISwapChain1> dxgi_swap_chain_; - Microsoft::WRL::ComPtr<ID2D1Bitmap1> target_bitmap_; - }; - - struct Dpi - { - float x; - float y; - }; - - class GraphManager final : public Object - { - public: - static GraphManager* GetInstance(); - - private: - GraphManager(); - public: - GraphManager(const GraphManager& other) = delete; - GraphManager(GraphManager&& other) = delete; - GraphManager& operator=(const GraphManager& other) = delete; - GraphManager& operator=(GraphManager&& other) = delete; - ~GraphManager() override; - - public: - Microsoft::WRL::ComPtr<ID2D1Factory1> GetD2D1Factory() const - { - return d2d1_factory_; - } - - Microsoft::WRL::ComPtr<ID2D1DeviceContext> GetD2D1DeviceContext() const - { - return d2d1_device_context_; - } - - Microsoft::WRL::ComPtr<ID3D11Device> GetD3D11Device() const - { - return d3d11_device_; - } - - Microsoft::WRL::ComPtr<IDXGIFactory2> GetDxgiFactory() const - { - return dxgi_factory_; - } - - Microsoft::WRL::ComPtr<IDWriteFactory> GetDWriteFactory() const - { - return dwrite_factory_; - } - - - //Create a window render target with the HWND. - std::shared_ptr<WindowRenderTarget> CreateWindowRenderTarget(HWND hwnd); - - //Get the desktop dpi. - Dpi GetDpi() const; - - //Reload system metrics including desktop dpi. - void ReloadSystemMetrics(); - - Microsoft::WRL::ComPtr<IDWriteFontCollection> GetSystemFontCollection() const - { - return dwrite_system_font_collection_.Get(); - } - - private: - Microsoft::WRL::ComPtr<ID3D11Device> d3d11_device_; - Microsoft::WRL::ComPtr<ID3D11DeviceContext> d3d11_device_context_; - Microsoft::WRL::ComPtr<ID2D1Factory1> d2d1_factory_; - Microsoft::WRL::ComPtr<ID2D1Device> d2d1_device_; - Microsoft::WRL::ComPtr<ID2D1DeviceContext> d2d1_device_context_; - Microsoft::WRL::ComPtr<IDXGIFactory2> dxgi_factory_; - - Microsoft::WRL::ComPtr<IDWriteFactory> dwrite_factory_; - Microsoft::WRL::ComPtr<IDWriteFontCollection> dwrite_system_font_collection_; - }; - - inline int DipToPixelInternal(const float dip, const float dpi) - { - return static_cast<int>(dip * dpi / 96.0f); - } - - inline int DipToPixelX(const float dip_x) - { - return DipToPixelInternal(dip_x, GraphManager::GetInstance()->GetDpi().x); - } - - inline int DipToPixelY(const float dip_y) - { - return DipToPixelInternal(dip_y, GraphManager::GetInstance()->GetDpi().y); - } - - inline float DipToPixelInternal(const int pixel, const float dpi) - { - return static_cast<float>(pixel) * 96.0f / dpi; - } - - inline float PixelToDipX(const int pixel_x) - { - return DipToPixelInternal(pixel_x, GraphManager::GetInstance()->GetDpi().x); - } - - inline float PixelToDipY(const int pixel_y) - { - return DipToPixelInternal(pixel_y, GraphManager::GetInstance()->GetDpi().y); - } - - Microsoft::WRL::ComPtr<ID2D1DeviceContext> WindowRenderTarget::GetD2DDeviceContext() const - { - return graph_manager_->GetD2D1DeviceContext(); - } - - inline void WithTransform(ID2D1DeviceContext* device_context, const D2D1_MATRIX_3X2_F matrix, const std::function<void(ID2D1DeviceContext*)>& action) - { - D2D1_MATRIX_3X2_F old_transform; - device_context->GetTransform(&old_transform); - device_context->SetTransform(old_transform * matrix); - action(device_context); - device_context->SetTransform(old_transform); - } - - Microsoft::WRL::ComPtr<ID2D1SolidColorBrush> CreateSolidColorBrush(const D2D1_COLOR_F& color); +inline float DipToPixelInternal(const int pixel, const float dpi) { + return static_cast<float>(pixel) * 96.0f / dpi; } + +inline float PixelToDipX(const int pixel_x) { + return DipToPixelInternal(pixel_x, GraphManager::GetInstance()->GetDpi().x); +} + +inline float PixelToDipY(const int pixel_y) { + return DipToPixelInternal(pixel_y, GraphManager::GetInstance()->GetDpi().y); +} + +Microsoft::WRL::ComPtr<ID2D1DeviceContext> +WindowRenderTarget::GetD2DDeviceContext() const { + return graph_manager_->GetD2D1DeviceContext(); +} + +inline void WithTransform( + ID2D1RenderTarget* device_context, const D2D1_MATRIX_3X2_F matrix, + const std::function<void(ID2D1RenderTarget*)>& action) { + D2D1_MATRIX_3X2_F old_transform; + device_context->GetTransform(&old_transform); + device_context->SetTransform(old_transform * matrix); + action(device_context); + device_context->SetTransform(old_transform); +} + +Microsoft::WRL::ComPtr<ID2D1SolidColorBrush> CreateSolidColorBrush( + const D2D1_COLOR_F& color); +} // namespace cru::graph |