*misc

1 files changed, 56 insertions, 0 deletions

diff --git a/Source/Asura.Engine/Graphics/ImageData.cpp b/Source/Asura.Engine/Graphics/ImageData.cpp
new file mode 100644
index 0000000..af448bd
--- /dev/null
+++ b/Source/Asura.Engine/Graphics/ImageData.cpp
@@ -0,0 +1,56 @@
+#include "ImageData.h"
+#include "PNGDecoder.h"
+#include "STBDecoder.h"
+
+namespace AsuraEngine
+{
+	namespace Graphics
+	{
+
+		using namespace std;
+
+		// ����image��decoder��������Ϊ�������ԡ�
+		list<ImageDecoder*> ImageData::ImageDecoders = {
+			new PNGDecoder(), // png 
+			new STBDecoder()  // jpeg, tga, bmp
+		};
+
+		void ImageData::ReleaseAllDecoders()
+		{
+			for (ImageDecoder* decoder : ImageDecoders)
+				decoder->Release();
+		}
+
+		ImageData::ImageData(const Filesystem::DataBuffer* buffer)
+			: DecodedData(buffer)
+		{
+		}
+
+		ImageData::~ImageData()
+		{
+			if (pixels)
+				delete[] pixels;
+		}
+
+		///
+		/// ����������޷��ɹ����׳��쳣
+		///
+		void ImageData::Decode(const Filesystem::DataBuffer* buffer)
+		{
+			for (ImageDecoder* decoder : ImageDecoders)
+			{
+				if (decoder->CanDecode(buffer))
+				{
+					decoder->Decode(buffer, this);
+					return;
+				}
+			}
+		}
+
+		Color ImageData::GetPixel(uint x, uint y)
+		{
+
+		}
+		
+	}
+}
\ No newline at end of file