Add texture brush

src/kiwano/render/Brush.cpp

@@ -22,6 +22,10 @@
 #include <kiwano/render/Brush.h>
 #include <kiwano/render/Renderer.h>
 
+#if KGE_RENDER_ENGINE == KGE_RENDER_ENGINE_DIRECTX
+#include <kiwano/render/DirectX/NativePtr.h>
+#endif
+
 namespace kiwano
 {
 GradientStop::GradientStop()
@@ -86,7 +90,7 @@ BrushPtr Brush::Create(RadialGradientStyle const& style)
 }
 
 Brush::Brush()
-    : type_(Type::Unknown)
+    : type_(Type::None)
 {
 }
 
@@ -108,4 +112,30 @@ void Brush::SetStyle(RadialGradientStyle const& style)
     type_ = Brush::Type::RadialGradient;
 }
 
+void Brush::SetTexture(TexturePtr texture)
+{
+    Renderer::GetInstance().CreateBrush(*this, texture);
+    type_ = Brush::Type::Texture;
+}
+
+void Brush::SetTransform(const Transform& transform)
+{
+    SetTransform(transform.ToMatrix());
+}
+
+void Brush::SetTransform(const Matrix3x2& transform)
+{
+#if KGE_RENDER_ENGINE == KGE_RENDER_ENGINE_DIRECTX
+    auto native = NativePtr::Get<ID2D1Brush>(this);
+    KGE_ASSERT(native);
+
+    if (native)
+    {
+        native->SetTransform(DX::ConvertToMatrix3x2F(transform));
+    }
+#else
+    // not supported
+#endif
+}
+
 }  // namespace kiwano

src/kiwano/render/Brush.h

@@ -20,6 +20,7 @@
 
 #pragma once
 #include <kiwano/render/NativeObject.h>
+#include <kiwano/render/Texture.h>
 
 namespace kiwano
 {
@@ -116,15 +117,28 @@ public:
     /// @brief 设置径向渐变样式
     void SetStyle(RadialGradientStyle const& style);
 
+    /// \~chinese
+    /// @brief 设置纹理
+    void SetTexture(TexturePtr texture);
+
+    /// \~chinese
+    /// @brief 设置二维变换
+    void SetTransform(const Transform& transform);
+
+    /// \~chinese
+    /// @brief 设置二维变换
+    void SetTransform(const Matrix3x2& transform);
+
 public:
     /// \~chinese
     /// @brief 画刷类型
     enum class Type
     {
-        Unknown,
+        None,
         SolidColor,      ///< 纯色填充画刷
         LinearGradient,  ///< 线性渐变画刷
-        RadialGradient   ///< 径向渐变画刷
+        RadialGradient,  ///< 径向渐变画刷
+        Texture          ///< 纹理画刷
     };
 
     /// \~chinese

src/kiwano/render/DirectX/RenderContextImpl.cpp

@@ -20,6 +20,7 @@
 
 #include <kiwano/render/DirectX/RenderContextImpl.h>
 #include <kiwano/render/DirectX/NativePtr.h>
+#include <kiwano/render/Renderer.h>
 #include <kiwano/core/Logger.h>
 
 namespace kiwano
@@ -384,6 +385,16 @@ void RenderContextImpl::SetCurrentBrush(BrushPtr brush)
     }
 }
 
+void RenderContextImpl::SetCurrentStrokeStyle(StrokeStylePtr stroke_style)
+{
+    RenderContext::SetCurrentStrokeStyle(stroke_style);
+
+    if (current_stroke_ && !current_stroke_->IsValid())
+    {
+        Renderer::GetInstance().CreateStrokeStyle(*current_stroke_);
+    }
+}
+
 void RenderContextImpl::SetTransform(const Matrix3x2& matrix)
 {
     KGE_ASSERT(render_target_ && "Render target has not been initialized!");

src/kiwano/render/DirectX/RenderContextImpl.h

@@ -80,6 +80,8 @@ public:
 
     void SetCurrentBrush(BrushPtr brush) override;
 
+    void SetCurrentStrokeStyle(StrokeStylePtr stroke_style) override;
+
     void SetTransform(const Matrix3x2& matrix) override;
 
     void SetAntialiasMode(bool enabled) override;

src/kiwano/render/DirectX/RendererImpl.cpp

@@ -871,6 +871,33 @@ void RendererImpl::CreateBrush(Brush& brush, RadialGradientStyle const& style)
     KGE_THROW_IF_FAILED(hr, "Create ID2D1RadialGradientBrush failed");
 }
 
+void RendererImpl::CreateBrush(Brush& brush, TexturePtr texture)
+{
+    HRESULT hr = S_OK;
+    if (!d2d_res_)
+    {
+        hr = E_UNEXPECTED;
+    }
+
+    if (SUCCEEDED(hr))
+    {
+        auto bitmap = NativePtr::Get<ID2D1Bitmap>(texture);
+
+        if (SUCCEEDED(hr))
+        {
+            ComPtr<ID2D1BitmapBrush> output;
+            hr = d2d_res_->GetDeviceContext()->CreateBitmapBrush(bitmap.Get(), &output);
+
+            if (SUCCEEDED(hr))
+            {
+                NativePtr::Set(brush, output);
+            }
+        }
+    }
+
+    KGE_THROW_IF_FAILED(hr, "Create ID2D1RadialGradientBrush failed");
+}
+
 void RendererImpl::CreateStrokeStyle(StrokeStyle& stroke_style)
 {
     HRESULT hr = S_OK;

src/kiwano/render/DirectX/RendererImpl.h

@@ -76,6 +76,8 @@ public:
 
     void CreateBrush(Brush& brush, RadialGradientStyle const& style) override;
 
+    void CreateBrush(Brush& brush, TexturePtr texture) override;
+
     void CreateStrokeStyle(StrokeStyle& stroke_style) override;
 
     TextureRenderContextPtr CreateTextureRenderContext(const Size* desired_size = nullptr) override;

src/kiwano/render/RenderContext.cpp

@@ -19,7 +19,6 @@
 // THE SOFTWARE.
 
 #include <kiwano/render/RenderContext.h>
-#include <kiwano/render/Renderer.h>
 
 namespace kiwano
 {
@@ -108,15 +107,7 @@ void RenderContext::SetCurrentBrush(BrushPtr brush)
 
 void RenderContext::SetCurrentStrokeStyle(StrokeStylePtr stroke)
 {
-    if (current_stroke_ != stroke)
-    {
     current_stroke_ = stroke;
-
-        if (current_stroke_ && !current_stroke_->IsValid())
-        {
-            Renderer::GetInstance().CreateStrokeStyle(*current_stroke_);
-        }
-    }
 }
 
 }  // namespace kiwano

src/kiwano/render/Renderer.h

@@ -179,6 +179,13 @@ public:
     /// @throw kiwano::SystemError 创建失败时抛出
     virtual void CreateBrush(Brush& brush, RadialGradientStyle const& style) = 0;
 
+    /// \~chinese
+    /// @brief 创建纹理画刷内部资源
+    /// @param[out] brush 画刷
+    /// @param[in] texture 纹理
+    /// @throw kiwano::SystemError 创建失败时抛出
+    virtual void CreateBrush(Brush& brush, TexturePtr texture) = 0;
+
     /// \~chinese
     /// @brief 创建线条样式内部资源
     /// @param[out] stroke_style 线条样式