From b0442de485dcb6328366d9b05a62af345e5fa39f Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?G=C3=BCnther=20Neuwirth?= <e0626638@student.tuwien.ac.at>
Date: Fri, 1 May 2009 14:58:58 +0200
Subject: Adding cpixelformat_indexd8.h and .cpp. Adding virtual methode
 getColorMode to CPixelFormat. Adding color table to CBitmap. Adding
 implementation of CPixmap

---
 ue2/imgsynth2/cpixelformat_indexed8.cpp | 90 +++++++++++++++++++++++++++++++++
 1 file changed, 90 insertions(+)
 create mode 100644 ue2/imgsynth2/cpixelformat_indexed8.cpp

(limited to 'ue2/imgsynth2/cpixelformat_indexed8.cpp')

diff --git a/ue2/imgsynth2/cpixelformat_indexed8.cpp b/ue2/imgsynth2/cpixelformat_indexed8.cpp
new file mode 100644
index 0000000..c62a1ba
--- /dev/null
+++ b/ue2/imgsynth2/cpixelformat_indexed8.cpp
@@ -0,0 +1,90 @@
+/**
+ * @module CPixelFormat_Indexed8
+ * @author Guenther Neuwirth (0626638), Manuel Mausz (0728348)
+ * @brief  Implementation of CPixelFormat handling 24bit color Windows Bitmaps.
+ * @date   18.04.2009
+ */
+
+#include <boost/numeric/conversion/cast.hpp>
+#include "cpixelformat_indexed8.h"
+
+using namespace std;
+
+void CPixelFormat_Indexed8::getPixel(uint32_t *pixel, uint32_t x, uint32_t y)
+{
+  /*
+   * pixel[0] ... red
+   * pixel[1] ... green
+   * pixel[2] ... blue
+   */
+ // if (m_bitmap->getPixelData() == NULL)
+   // throw PixelFormatError("No pixelbuffer allocated.");
+
+  /* calc rowsize - boundary is 32 */
+ /* uint32_t rowsize = 4 * static_cast<uint32_t>(
+    ((getBitCount() * abs(m_bitmap->getInfoHeader().biWidth)) + 31) / 32
+  );*/
+
+  /* if height is positive the y-coordinates are mirrored */
+ /* if (m_bitmap->getInfoHeader().biHeight > 0)
+    y = m_bitmap->getInfoHeader().biHeight - y - 1;
+  uint32_t offset = y * rowsize + x * (4 * getBitCount() / 32);
+
+  /* boundary check */
+ /* if (offset + getBitCount()/8 > m_bitmap->getInfoHeader().biSizeImage)
+    throw PixelFormatError("Pixel position is out of range.");
+
+  /* get pixel */
+/*  try
+  {
+    pixel[0] = boost::numeric_cast<uint32_t>(*(m_bitmap->getPixelData() + offset + 2));
+    pixel[1] = boost::numeric_cast<uint32_t>(*(m_bitmap->getPixelData() + offset + 1));
+    pixel[2] = boost::numeric_cast<uint32_t>(*(m_bitmap->getPixelData() + offset));
+  }
+  catch(boost::numeric::bad_numeric_cast& ex)
+  {
+    throw PixelFormatError("Unable to convert pixelcolor to correct size: " + string(ex.what()));
+  }*/
+}
+
+void CPixelFormat_Indexed8::setPixel(const uint32_t *pixel, uint32_t x, uint32_t y)
+{
+  /*
+   * pixel[0] ... red
+   * pixel[1] ... green
+   * pixel[2] ... blue
+   */
+/* if (m_bitmap->getPixelData() == NULL)
+    throw PixelFormatError("No pixelbuffer allocated.");
+
+  /* calc rowsize - boundary is 32 */
+ /* uint32_t rowsize = 4 * static_cast<uint32_t>(
+    ((getBitCount() * abs(m_bitmap->getInfoHeader().biWidth)) + 31) / 32
+  );
+
+  /* if height is positive the y-coordinates are mirrored */
+ /* if (m_bitmap->getInfoHeader().biHeight > 0)
+    y = m_bitmap->getInfoHeader().biHeight - y - 1;
+  uint32_t offset = y * rowsize + x * (4 * getBitCount() / 32);
+
+  /* boundary check */
+ /* if (offset + getBitCount()/8 > m_bitmap->getInfoHeader().biSizeImage)
+    throw PixelFormatError("Pixel position is out of range.");
+
+  /* convert color values to correct types */
+  /*uint8_t data[3];
+  try
+  {
+    data[0] = boost::numeric_cast<uint8_t>(pixel[2]);
+    data[1] = boost::numeric_cast<uint8_t>(pixel[1]);
+    data[2] = boost::numeric_cast<uint8_t>(pixel[0]);
+  }
+  catch(boost::numeric::bad_numeric_cast& ex)
+  {
+    throw PixelFormatError("Unable to convert pixelcolor to correct size: " + string(ex.what()));
+  }
+
+  copy(data, data + 3, m_bitmap->getPixelData() + offset);
+*/}
+
+/* vim: set et sw=2 ts=2: */
-- 
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