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/* -------------------------------------------
Copyright Mahrouss Logic
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;
}
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