GraphicsContext.hpp

Go to the documentation of this file.

//
//  CeresEngine - A game development framework
//
//  Created by Rogiel Sulzbach.
//  Copyright (c) 2018-2023 Rogiel Sulzbach. All rights reserved.
//
 
#pragma once
 
#include "CeresEngine/RenderAPI/Forward.hpp"
#include "CeresEngine/Resource/Forward.hpp"
#include "CeresEngine/Texture/Forward.hpp"
 
#include "GraphicsCommandBuffer.hpp"
#include "Shape.hpp"
 
#include "CeresEngine/Macros.hpp"
 
#include "CeresEngine/Foundation/Container/Deque.hpp"
#include "CeresEngine/Foundation/Container/Map.hpp"
#include "CeresEngine/Foundation/Container/Variant.hpp"
 
#include "CeresEngine/Math/Rect.hpp"
#include "CeresEngine/Resource/ResourceHandle.hpp"
#include "CeresEngine/Text/TextLayout.hpp"
#include "CeresEngine/Text/TextLayoutManager.hpp"
#include "CeresEngine/Texture/Texture.hpp"
 
namespace CeresEngine {
 
    class GraphicsContext final {
    public:
        AnyAllocatorReference allocator;
 
    public:
        GraphicsCommandBuffer& mCommandBuffer;
 
        GraphicsContext* mParent [[maybe_unused]] = nullptr;
 
        GraphicsState mState;
 
    public:
        explicit GraphicsContext(GraphicsCommandBuffer& commandBuffer, const AffineTransform& transform = AffineTransform());
        explicit GraphicsContext(GraphicsContext& parent, const AffineTransform& transform = AffineTransform());
 
    public:
        void setClipRect(const Rect2& area);
 
        void resetClipRect();
 
        void clear(const Rect2& target, const Color& color = Color::zero);
 
        void drawOverlay(const Rect2& area);
 
        void draw(const HTexture& texture, const Rect2& rect, const Color& tintColor = Color::white) {
            if(texture) {
                draw(texture.getPointer(), rect, tintColor);
            }
        }
 
        void draw(const TexturePtr& texture, const Rect2& rect, const Color& tintColor = Color::white);
 
        void draw(const Shape& shape);
 
        void draw(Shape&& shape);
 
        void fill(BezierPath&& path, const Paint& paint, Shape::BlendMode blendMode = Shape::BlendMode::Normal);
 
        void fill(const BezierPath& path, const Paint& paint, Shape::BlendMode blendMode = Shape::BlendMode::Normal);
 
        void stroke(BezierPath&& path, const Paint& paint, double lineWidth = 1.0, Shape::BlendMode blendMode = Shape::BlendMode::Normal,
            Shape::LineCapStyle lineCapStyle = Shape::LineCapStyle::Butt, Shape::LineJoinStyle lineJoinStyle = Shape::LineJoinStyle::Miter,
            double miterLimit = 10.0);
 
        void stroke(const BezierPath& path, const Paint& paint, double lineWidth = 1.0, Shape::BlendMode blendMode = Shape::BlendMode::Normal,
            Shape::LineCapStyle lineCapStyle = Shape::LineCapStyle::Butt, Shape::LineJoinStyle lineJoinStyle = Shape::LineJoinStyle::Miter,
            double miterLimit = 10.0);
 
        void draw(TextLayoutManager& layoutManager, Vector2 offset = Vector2(0.0), const Color& tintColor = Color::white);
 
        void draw(RawGraphicsCommand::Command&& command);
    };
 
} // namespace CeresEngine