73 lines
2.0 KiB
C++
73 lines
2.0 KiB
C++
#include "AnimationManager.h"
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#include "EngineCore/Game.h"
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AnimationManager::AnimationManager()
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{
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}
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void AnimationManager::PreRender()
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{
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Actor::PreRender();
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// 标记是否是第一个子对象（用于初始化min/max值）
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bool isFirst = true;
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float minX = 0.0f, minY = 0.0f; // 所有子对象的最小X、Y坐标
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float maxX = 0.0f, maxY = 0.0f; // 所有子对象的最大X、Y坐标（右下角）
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RefPtr<BaseNode> child = m_BaseNodes.GetFirst();
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while (child)
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{
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// 转换为Animation对象
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Animation *ani = static_cast<Animation *>(child.Get());
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float width = ani->CurrentFrame->_RenderGuidanceInfo.rect.w;
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float height = ani->CurrentFrame->_RenderGuidanceInfo.rect.h;
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float x = ani->CurrentFrame->_RenderGuidanceInfo.rect.x;
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float y = ani->CurrentFrame->_RenderGuidanceInfo.rect.y;
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// 计算子对象的右下角坐标（左上角 + 宽高）
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float currentMaxX = x + width;
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float currentMaxY = y + height;
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// 初始化或更新min/max值
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if (isFirst)
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{
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minX = x;
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minY = y;
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maxX = currentMaxX;
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maxY = currentMaxY;
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isFirst = false;
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}
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else
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{
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minX = std::min(minX, x);
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minY = std::min(minY, y);
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maxX = std::max(maxX, currentMaxX);
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maxY = std::max(maxY, currentMaxY);
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}
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child = child->GetNext();
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}
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// 计算最终的包围盒矩形
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if (!isFirst) // 至少有一个子对象时才计算
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{
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m_RenderRect.x = minX; // 矩形左上角X
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m_RenderRect.y = minY; // 矩形左上角Y
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m_RenderRect.w = maxX - minX; // 矩形宽度（右下角X - 左上角X）
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m_RenderRect.h = maxY - minY; // 矩形高度（右下角Y - 左上角Y）
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}
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}
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void AnimationManager::Render()
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{
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Actor::Render();
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}
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void AnimationManager::AddAnimation(RefPtr<Animation> ani)
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{
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this->AddChild(ani);
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}
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void AnimationManager::Clear()
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{
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this->RemoveAllChild();
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}
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