From 250e30d73f09e9da2b5a81d0fbae63744ae12a73 Mon Sep 17 00:00:00 2001
From: chai <chaifix@163.com>
Date: Tue, 2 Apr 2019 08:47:15 +0800
Subject: *misc

---
 source/libs/asura-lib-core/graphics/image.h | 83 +++++++++++++++++++++++++++++
 1 file changed, 83 insertions(+)
 create mode 100644 source/libs/asura-lib-core/graphics/image.h

(limited to 'source/libs/asura-lib-core/graphics/image.h')

diff --git a/source/libs/asura-lib-core/graphics/image.h b/source/libs/asura-lib-core/graphics/image.h
new file mode 100644
index 0000000..4d9787b
--- /dev/null
+++ b/source/libs/asura-lib-core/graphics/image.h
@@ -0,0 +1,83 @@
+#ifndef __ASURA_ENGINE_IMAGE_H__
+#define __ASURA_ENGINE_IMAGE_H__
+
+#include <asura-lib-utils/math/rect.hpp>
+#include <asura-lib-utils/math/vector2.hpp>
+#include <asura-lib-utils/scripting/portable.hpp>
+#include <asura-lib-utils/io/reloadable.h>
+#include <asura-lib-utils/stringmap.hpp>
+#include <asura-lib-utils/manager.hpp>
+
+#include "texture.h"
+#include "color.h"
+#include "color32.h"
+#include "image_data.h"
+#include "render_state.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。
+		/// 是一个只读类。主要是考虑到editor和engine使用不同的封装。
+		///
+		class Image ASURA_FINAL
+			: public Drawable
+			, public Scripting::Portable<Image>
+			, public AEIO::Reloadable
+		{
+		public:
+
+			LUAX_DECL_FACTORY(SimImage);
+
+			Image();
+
+			~Image();
+
+			///
+			/// 从数据buffer构建image像素信息，如果mPixels不为空，先清空数据。用来重新构建image，
+			/// 使用glTexImage2D重新提交image的像素数据。
+			///
+			bool Load(ImageData* data);
+
+			uint GetWidth();
+			uint GetHeight();
+			Math::Vector2u GetSize();
+
+			///
+			/// 获得某一个位置的像素
+			///
+			Color32 GetPixel(uint x, uint y);
+
+			void Render(const RenderTarget* rt, const RenderState& state) override;
+
+			void Render(const RenderTarget* rt, const Math::Rectf& quad, const RenderState& state) override;
+
+		private:
+
+			ImageData*          mImageData;
+			Luax::LuaxMemberRef mImageDataRef;
+
+			Math::Vector2u mSize;
+
+			LUAX_DECL_METHOD(_New);
+			LUAX_DECL_METHOD(_Load);
+			LUAX_DECL_METHOD(_GetWidth);
+			LUAX_DECL_METHOD(_GetHeight);
+			LUAX_DECL_METHOD(_GetSize);
+			LUAX_DECL_METHOD(_GetPixel);
+			LUAX_DECL_METHOD(_Render);
+
+		};
+
+	}
+}
+
+namespace AEGraphics = AsuraEngine::Graphics;
+
+#endif
\ No newline at end of file
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