138 lines
2.6 KiB
C++
138 lines
2.6 KiB
C++
#include "Sprite.h"
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#include "EngineCore/Game.h"
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#include "Text.h"
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#include "Render/Texture.h"
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Sprite::Sprite()
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{
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}
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Sprite::Sprite(std::string imgPath, int Index)
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{
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Init(imgPath, Index);
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}
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Sprite::~Sprite()
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{
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}
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void Sprite::Init(std::string imgPath, int Index)
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{
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// 标记该组件需要渲染和更新
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addTag(Tag::RENDER);
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addTag(Tag::UPDATE);
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m_texture = new Texture(imgPath, Index);
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}
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RefPtr<Texture> Sprite::GetTexture()
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{
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return m_texture;
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}
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void Sprite::HandleEvents(SDL_Event *e)
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{
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}
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void Sprite::Update(float deltaTime)
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{
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// // 检测是否超出屏幕
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// bool isFullyOutOfScreen =
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// (Pos.x + Size.x <= 0) // 完全在屏幕左侧外
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// || (Pos.x >= 1280) // 完全在屏幕右侧外
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// || (Pos.y + Size.y <= 0) // 完全在屏幕上侧外
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// || (Pos.y >= 720); // 完全在下侧外
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// isRenderScreen = !isFullyOutOfScreen;
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}
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void Sprite::Render(float deltaTime)
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{
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SDL_Renderer *renderer = Game::GetInstance().GetRenderer();
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if (!m_texture)
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return;
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SDL_Rect dstrect = {Pos.x, Pos.y, Size.x, Size.y};
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if (isRenderScreen)
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{
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if (Angle != 0 || flip != SDL_FLIP_NONE)
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{
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SDL_RenderCopyEx(renderer, m_texture->GetTexture(), NULL, &dstrect, Angle, &Anchor, flip);
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}
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else
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SDL_RenderCopy(renderer, m_texture->GetTexture(), NULL, &dstrect);
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}
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}
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void Sprite::RenderByAni(float deltaTime, SDL_Point pos)
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{
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SDL_Renderer *renderer = Game::GetInstance().GetRenderer();
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if (!m_texture)
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return;
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SDL_Rect dstrect = {Pos.x + pos.x, Pos.y + pos.y, Size.x, Size.y};
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if (Angle != 0 || flip != SDL_FLIP_NONE)
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{
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SDL_RenderCopyEx(renderer, m_texture->GetTexture(), NULL, &dstrect, Angle, &Anchor, flip);
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}
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else
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SDL_RenderCopy(renderer, m_texture->GetTexture(), NULL, &dstrect);
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}
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void Sprite::Clear()
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{
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}
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void Sprite::SetPos(SDL_Point pos)
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{
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Pos = pos;
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}
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void Sprite::SetBlendMode(SDL_BlendMode blendMode)
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{
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m_texture->SetBlendMode(blendMode);
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}
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void Sprite::SetAngle(float angle)
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{
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Angle = angle;
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}
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void Sprite::SetAnchor(SDL_FPoint anchor)
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{
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Anchor.x = Size.x * anchor.x;
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Anchor.y = Size.y * anchor.y;
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}
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void Sprite::SetSize(SDL_Point size)
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{
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Size = size;
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}
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SDL_Point Sprite::GetSize()
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{
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return Size;
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}
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SDL_Point Sprite::GetPos()
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{
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return Pos;
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}
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SDL_BlendMode Sprite::GetBlendMode()
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{
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return m_texture->GetBlendMode();
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}
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float Sprite::GetAngle()
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{
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return Angle;
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}
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SDL_FPoint Sprite::GetAnchor()
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{
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SDL_FPoint P;
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P.x = Anchor.x / Size.x;
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P.y = Anchor.y / Size.y;
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return P;
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}
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