Magic_Game/src/kiwano/renderer/Renderer.h

// Copyright (c) 2016-2018 Kiwano - Nomango
// 
// Permission is hereby granted, free of charge, to any person obtaining a copy
// of this software and associated documentation files (the "Software"), to deal
// in the Software without restriction, including without limitation the rights
// to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
// copies of the Software, and to permit persons to whom the Software is
// furnished to do so, subject to the following conditions:
// 
// The above copyright notice and this permission notice shall be included in
// all copies or substantial portions of the Software.
// 
// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
// IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
// FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
// AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
// LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
// OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
// THE SOFTWARE.

#pragma once
#include "../base/time.h"
#include "../base/Component.h"
#include "../base/Resource.h"
#include "../2d/include-forwards.h"
#include "helper.hpp"
#include "RenderTarget.h"
#include "GifImage.h"

#if defined(KGE_USE_DIRECTX10)
#	include "D3D10DeviceResources.h"
#else
#	include "D3D11DeviceResources.h"
#endif

namespace kiwano
{

#if defined(KGE_USE_DIRECTX10)
	typedef ID3D10DeviceResources ID3DDeviceResources;
#else
	typedef ID3D11DeviceResources ID3DDeviceResources;
#endif

	class KGE_API Renderer
		: public Singleton<Renderer>
		, public Component
		, public RenderTarget
	{
		KGE_DECLARE_SINGLETON(Renderer);

	public:
		// <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ɫ
		void SetClearColor(
			Color const& clear_color
		);

		// <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>رմ<D8B1>ֱͬ<D6B1><CDAC>
		void SetVSyncEnabled(
			bool enabled
		);

	public:
		void CreateImage(
			Image& image,
			Resource const& res
		);

		void CreateGifImage(
			GifImage& image,
			Resource const& res
		);

		void CreateTextFormat(
			TextFormat& format,
			Font const& font
		);

		void CreateTextLayout(
			TextLayout& layout,
			String const& text,
			TextStyle const& style,
			TextFormat const& format
		);

		void CreateLineGeometry(
			Geometry& geo,
			Point const& begin_pos,
			Point const& end_pos
		);

		void CreateRectGeometry(
			Geometry& geo,
			Rect const& rect
		);

		void CreateRoundedRectGeometry(
			Geometry& geo,
			Rect const& rect,
			Vec2 const& radius
		);

		void CreateEllipseGeometry(
			Geometry& geo,
			Point const& center,
			Vec2 const& radius
		);

		void CreatePathGeometrySink(
			GeometrySink& sink
		);

		void CreateImageRenderTarget(
			ImageRenderTarget& render_target
		);

		void Resize(
			UINT width,
			UINT height
		);

		bool CheckVisibility(
			Size const& content_size,
			Matrix3x2 const& transform
		);

	public:
		void SetupComponent() override;

		void DestroyComponent() override;

		void BeforeRender() override;

		void AfterRender() override;

		void HandleMessage(HWND hwnd, UINT msg, WPARAM wparam, LPARAM lparam) override;

	public:
		inline HWND						GetTargetWindow() const			{ return hwnd_; }

		inline Size const&				GetOutputSize() const			{ return output_size_; }

		inline ID2DDeviceResources*		GetD2DDeviceResources() const	{ KGE_ASSERT(d2d_res_); return d2d_res_.get(); }

		inline ID3DDeviceResources*		GetD3DDeviceResources() const	{ KGE_ASSERT(d3d_res_); return d3d_res_.get(); }

		inline ITextRenderer*			GetTextRenderer() const			{ KGE_ASSERT(text_renderer_); return text_renderer_.get(); }

		inline ID2D1SolidColorBrush*	GetSolidColorBrush() const		{ KGE_ASSERT(solid_color_brush_); return solid_color_brush_.get(); }

	private:
		Renderer();

		~Renderer();

		HRESULT CreateDeviceResources();

		HRESULT HandleDeviceLost();

	private:
		bool	vsync_;
		HWND	hwnd_;
		Size	output_size_;
		Color	clear_color_;

		ComPtr<ID2DDeviceResources>		d2d_res_;
		ComPtr<ID3DDeviceResources>		d3d_res_;
		ComPtr<ID2D1DrawingStateBlock>	drawing_state_block_;
	};
}