From 91e589d1678a8187c307e09b98b67ec4133092ff Mon Sep 17 00:00:00 2001
From: chai <chaifix@163.com>
Date: Sat, 19 Jan 2019 01:44:05 +0800
Subject: =?UTF-8?q?*=E6=B8=B8=E6=88=8F=E6=A1=86=E6=9E=B6=E6=94=B9=E7=94=A8?=
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---
 Source/Asura.Engine/Graphics/Image.h | 119 +++++++++++++++++++++++++++++++++++
 1 file changed, 119 insertions(+)
 create mode 100644 Source/Asura.Engine/Graphics/Image.h

(limited to 'Source/Asura.Engine/Graphics/Image.h')

diff --git a/Source/Asura.Engine/Graphics/Image.h b/Source/Asura.Engine/Graphics/Image.h
new file mode 100644
index 0000000..5b27079
--- /dev/null
+++ b/Source/Asura.Engine/Graphics/Image.h
@@ -0,0 +1,119 @@
+#ifndef __AE_IMAGE_H__
+#define __AE_IMAGE_H__
+
+#include "Math/Vector2.h"
+#include "Manager.hpp"
+#include "Texture.h"
+#include "Color.h"
+#include "Factory.h"
+
+namespace AsuraEngine
+{
+    namespace Graphics
+    {
+
+        class ImageFactory;
+
+        ///
+        /// Image是图片从内存中载入后，读取进游戏后保存的结果。一个Image在内存、显存中只会保存一份，不会产生副本。需要特征
+        /// 化的区别image，如锚点位置，缩放和旋转角度，使用sprite。基本是一个只读类。
+        ///
+        class Image final : public Texture, public Filesystem::Asset
+        {
+        public:
+
+            uint GetWidth();
+            uint GetHeight();
+
+            ///
+            /// 获得某一个位置的像素
+            ///
+            Color GetPixel(uint x, uint y);
+
+        private:
+
+            friend class ImageFactory;
+
+            Image(Color* pixels, int width, int height);
+            ~Image();
+
+            ///
+            /// 大小（以像素为单位）
+            ///
+            uint mWidth, mHeight;
+            Color* mPixels;
+
+			///
+			/// ID
+			///
+			uint mID;
+
+        };
+
+        ///
+        ///
+        ///
+        class ImageManager : public Manager
+        {
+        public:
+
+            ///
+            /// 通过ID获取路径，如果是程序创建的图片，返回String::Null
+            ///
+            Containers::String GetImagePath(uint ID);
+
+            ///
+            /// 通过ID路径获取ID，如果没找到，返回0
+            ///
+            uint GetImageID(const Containers::String& path);
+
+            Image* GetImage(const Containers::String& path);
+
+            Image* GetImage(const Containers::String& ID);
+
+            uint AddImage(const Containers::String& path, Image* image);
+
+			uint AddImage(Image* image);
+			
+			bool RemoveImage(uint ID);
+			
+			bool RemoveImage(Image* image);
+			
+        private:
+
+            ///
+            /// 所有的image
+            ///
+            Containers::Map<uint, Image*> mImages;
+
+            ///
+            /// image，路径和ID的映射。针对从.asr导入的image，通过路径可以拿到image。所以并不是所有的image都在此map中。
+            /// 由程序创建的image只能通过ID来获取，所以程序中需要保留ID。
+            ///
+            Containers::StringMap<uint> mImageIDs;
+                   
+        };
+
+        ///
+        ///
+        ///
+        class ImageFactory : public Factory
+        {
+        public:
+
+            ///
+            /// 从image pixel数据中构建image
+            ///
+            Image* ReadBuffer(Color* pixels, int width, int height);
+
+            ///
+            /// 从image extern数据并返回
+            ///
+            Image* Decode();
+
+        };
+
+    }
+}
+
+#endif
\ No newline at end of file
-- 
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