Merged in MHR-23 (pull request #12)

MHR-23: Merge work.

1 files changed, 96 insertions, 0 deletions

diff --git a/Kernel/Source/Framebuffer.cxx b/Kernel/Source/Framebuffer.cxx
new file mode 100644
index 00000000..7d36c722
--- /dev/null
+++ b/Kernel/Source/Framebuffer.cxx
@@ -0,0 +1,96 @@
+/* -------------------------------------------
+
+    Copyright SoftwareLabs
+
+    File: Framebuffer.cxx
+    Purpose: Framebuffer object
+
+    Revision History:
+
+    01/02/24: Added file (amlel)
+    02/02/24: Add documentation (amlel)
+
+------------------------------------------- */
+
+#include <KernelKit/Framebuffer.hpp>
+
+/**
+ * @brief Framebuffer object implementation.
+ *
+ */
+
+using namespace NewOS;
+
+namespace NewOS
+{
+	const UInt32 kRgbRed   = 0x000000FF;
+	const UInt32 kRgbGreen = 0x0000FF00;
+	const UInt32 kRgbBlue  = 0x00FF0000;
+	const UInt32 kRgbBlack = 0x00000000;
+	const UInt32 kRgbWhite = 0xFFFFFFFF;
+} // namespace NewOS
+
+/**
+ * @brief Get Pixel at
+ *
+ * @param pos position of pixel.
+ * @return volatile*
+ */
+volatile UIntPtr* Framebuffer::operator[](const UIntPtr& pos)
+{
+	return (UIntPtr*)(fFrameBufferAddr->fBase * pos);
+}
+
+/// @brief Boolean operator.
+Framebuffer::operator bool()
+{
+	return fFrameBufferAddr.Leak()->fBase != 0 &&
+		   fColour != FramebufferColorKind::INVALID &&
+		   fFrameBufferAddr.Leak()->fBase != kBadPtr;
+}
+
+/// @brief Set color kind of framebuffer.
+/// @param colour
+/// @return
+const FramebufferColorKind& Framebuffer::Color(
+	const FramebufferColorKind& colour)
+{
+	if (fColour != FramebufferColorKind::INVALID &&
+		colour != FramebufferColorKind::INVALID)
+	{
+		fColour = colour;
+	}
+
+	return fColour;
+}
+
+/// @brief Leak framebuffer context.
+/// @return The reference of the framebuffer context.
+Ref<FramebufferContext*>& Framebuffer::Leak()
+{
+	return this->fFrameBufferAddr;
+}
+
+Framebuffer& Framebuffer::DrawRect(SizeT width, SizeT height, SizeT x, SizeT y, UInt32 color)
+{
+	for (NewOS::SizeT i = x; i < width + x; ++i)
+	{
+		for (NewOS::SizeT u = y; u < height + y; ++u)
+		{
+			*(((volatile NewOS::UInt32*)(fFrameBufferAddr.Leak()->fBase +
+										 4 * fFrameBufferAddr.Leak()->fBpp * i +
+										 4 * u))) = color;
+		}
+	}
+
+	return *this;
+}
+
+Framebuffer& Framebuffer::PutPixel(SizeT x, SizeT y, UInt32 color)
+{
+	*(((volatile NewOS::UInt32*)(fFrameBufferAddr.Leak()->fBase +
+								 4 * fFrameBufferAddr.Leak()->fBpp * x +
+								 4 * y))) = color;
+
+	return *this;
+}
\ No newline at end of file