From 8644e03586ac9c39741f62cbcbce87b18805538c Mon Sep 17 00:00:00 2001
From: chai <chaifix@163.com>
Date: Thu, 14 Mar 2019 23:12:54 +0800
Subject: =?UTF-8?q?*=E5=A4=A7=E5=B0=8F=E5=86=99?=
MIME-Version: 1.0
Content-Type: text/plain; charset=UTF-8
Content-Transfer-Encoding: 8bit

---
 Source/Asura.Engine/graphics/image_data.cpp | 50 +++++++++++++++++++++++++++++
 1 file changed, 50 insertions(+)
 create mode 100644 Source/Asura.Engine/graphics/image_data.cpp

(limited to 'Source/Asura.Engine/graphics/image_data.cpp')

diff --git a/Source/Asura.Engine/graphics/image_data.cpp b/Source/Asura.Engine/graphics/image_data.cpp
new file mode 100644
index 0000000..68781a1
--- /dev/null
+++ b/Source/Asura.Engine/graphics/image_data.cpp
@@ -0,0 +1,50 @@
+#include "ImageData.h"
+#include "PNGDecoder.h"
+#include "STBDecoder.h"
+
+namespace AsuraEngine
+{
+	namespace Graphics
+	{
+
+		using namespace std;
+
+		// 解析image的decoder，用来作为解析策略。
+		list<ImageDecoder*> ImageData::ImageDecoders = {
+			new PNGDecoder(), // png 
+			new STBDecoder()  // jpeg, tga, bmp
+		};
+
+		ImageData::ImageData(const Filesystem::DataBuffer& buffer)
+			: DecodedData(buffer)
+		{
+		}
+
+		ImageData::~ImageData()
+		{
+			if (pixels)
+				delete[] pixels;
+		}
+
+		///
+		/// 解析，如果无法成功，抛出异常
+		///
+		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
-- 
cgit v1.1-26-g67d0