mgl_renderer_2d_delegate.h

[詳解]

// SPDX-License-Identifier: Zlib
/* ------------------------------------------------------------------------- */
/* ------------------------------------------------------------------------- */
 
#ifndef INCGUARD_MGL_RENDERER_2D_DELEGATE_H_1606565371
#define INCGUARD_MGL_RENDERER_2D_DELEGATE_H_1606565371
 
#include <mgl/common/mgl_color.h>
#include <mgl/math/mgl_rectangle.h>
#include <mgl/math/mgl_vector2.h>
#include <mgl/mgl_environment.h>
#include <mgl/render/mgl_draw_option_2d.h>
#include <mgl/render/mgl_texture_loader.h>
 
namespace MGL::Render
{
class Renderer2DDelegate
{
public:
    /* ------------------------------------------------------------------------- */
    /* ------------------------------------------------------------------------- */
    virtual ~Renderer2DDelegate() noexcept = default;
 
    /* ------------------------------------------------------------------------- */
    /* ------------------------------------------------------------------------- */
    [[nodiscard]] virtual RendererType GetRendererType() const noexcept = 0;
 
    /* ------------------------------------------------------------------------- */
    /* ------------------------------------------------------------------------- */
    [[nodiscard]] virtual bool CanInitialize() const noexcept = 0;
 
    /* ------------------------------------------------------------------------- */
    /* ------------------------------------------------------------------------- */
    virtual bool Initialize() noexcept = 0;
 
    /* ------------------------------------------------------------------------- */
    /* ------------------------------------------------------------------------- */
    virtual void Flush() noexcept = 0;
 
    /* ------------------------------------------------------------------------- */
    /* ------------------------------------------------------------------------- */
    virtual void Clear(const Color &color) noexcept = 0;
 
    /* ------------------------------------------------------------------------- */
    /* ------------------------------------------------------------------------- */
    virtual void DrawLine(const Vector2 &start, const Vector2 &end, const Color &color) noexcept = 0;
 
    /* ------------------------------------------------------------------------- */
    /* ------------------------------------------------------------------------- */
    virtual void DrawRectangle(const Rectangle &rectangle, const Color &color, const DrawOption2D &option) noexcept = 0;
 
    /* ------------------------------------------------------------------------- */
    /* ------------------------------------------------------------------------- */
    virtual void DrawSprite(
        const Vector2 &position,
        SharedTextureResource textureResource,
        const Rectangle &sourceRectangle,
        const DrawOption2D &option) noexcept = 0;
 
    /* ------------------------------------------------------------------------- */
    /* ------------------------------------------------------------------------- */
    virtual bool SetRenderTarget(SharedTextureResource renderTarget) noexcept = 0;
 
    /* ------------------------------------------------------------------------- */
    /* ------------------------------------------------------------------------- */
    [[nodiscard]] virtual SharedTextureResource GetRenderTarget() const noexcept = 0;
 
    /* ------------------------------------------------------------------------- */
    /* ------------------------------------------------------------------------- */
    [[nodiscard]] virtual SharedTextureResource GetMainRenderTarget() const noexcept = 0;
 
    /* ------------------------------------------------------------------------- */
    /* ------------------------------------------------------------------------- */
    virtual void SetScissor(bool isEnabled, const Rectangle &rectangle) noexcept = 0;
 
    /* ------------------------------------------------------------------------- */
    /* ------------------------------------------------------------------------- */
    [[nodiscard]] virtual bool IsEnabledScissor() const noexcept = 0;
 
    /* ------------------------------------------------------------------------- */
    /* ------------------------------------------------------------------------- */
    [[nodiscard]] virtual Rectangle GetScissorRectangle() const noexcept = 0;
};
}    // namespace MGL::Render
#endif    // INCGUARD_MGL_RENDERER_2D_DELEGATE_H_1606565371
 
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