CloverBootloader/rEFIt_UEFI/libeg/XImage.h
2020-03-31 18:59:35 +03:00

114 lines
3.5 KiB
C++

/*
This class will replace EG_IMAGE structure and methods
*/
#if !defined(__XIMAGE_H__)
#define __XIMAGE_H__
//#include <Platform.h>
//
extern "C" {
#include <Protocol/GraphicsOutput.h>
}
#include "../cpp_foundation/XToolsCommon.h"
#include "../cpp_foundation/XArray.h"
#include "../cpp_foundation/XStringW.h"
#include "../libeg/libeg.h"
//#include "lodepng.h"
//
//#include "nanosvg.h"
//#include "FloatLib.h"
#if 0 //ndef EFI_GRAPHICS_OUTPUT_BLT_PIXEL
typedef struct {
UINT8 Blue;
UINT8 Green;
UINT8 Red;
UINT8 Reserved; //this is Alpha. 0 means full transparent, 0xFF means opaque
} EFI_GRAPHICS_OUTPUT_BLT_PIXEL;
typedef union {
EFI_GRAPHICS_OUTPUT_BLT_PIXEL Pixel;
UINT32 Raw;
} EFI_GRAPHICS_OUTPUT_BLT_PIXEL_UNION;
#endif
/*
typedef struct {
UINTN Xpos;
UINTN Ypos;
UINTN Width;
UINTN Height;
} EgRect;
*/
class XImage
{
protected:
size_t Width;
size_t Height;
XArray<EFI_GRAPHICS_OUTPUT_BLT_PIXEL> PixelData;
public:
XImage();
XImage(UINTN W, UINTN H);
XImage(EG_IMAGE* egImage);
XImage(const XImage& Image, float scale); //the constructor can accept 0 scale as 1.f
~XImage();
XImage& operator= (const XImage& other);
protected:
UINTN GetSizeInBytes() const; //in bytes
public:
void setSizeInPixels(UINTN W, UINTN H);
const XArray<EFI_GRAPHICS_OUTPUT_BLT_PIXEL>& GetData() const;
const EFI_GRAPHICS_OUTPUT_BLT_PIXEL& GetPixel(UINTN x, UINTN y) const;
const EFI_GRAPHICS_OUTPUT_BLT_PIXEL* GetPixelPtr(UINTN x, UINTN y) const ;
EFI_GRAPHICS_OUTPUT_BLT_PIXEL* GetPixelPtr(UINTN x, UINTN y);
UINTN GetWidth() const;
UINTN GetHeight() const;
void setZero() { SetMem( (void*)GetPixelPtr(0, 0), GetSizeInBytes(), 0); }
void setEmpty() { Width=0; Height=0; PixelData.setEmpty(); }
bool isEmpty() const { return PixelData.size() == 0; }
void Fill(const EFI_GRAPHICS_OUTPUT_BLT_PIXEL& Color = { 0, 0, 0, 0 });
void Fill(const EG_PIXEL* Color);
void FillArea(const EG_PIXEL* Color, EG_RECT& Rect);
void FillArea(const EFI_GRAPHICS_OUTPUT_BLT_PIXEL& Color, EG_RECT& Rect);
void CopyScaled(const XImage& Image, float scale);
void CopyRect(const XImage& Image, INTN X, INTN Y);
void Compose(INTN PosX, INTN PosY, const XImage& TopImage, bool Lowest); //instead of compose we often can Back.Draw(...) + Top.Draw(...)
void FlipRB(bool WantAlpha);
EFI_STATUS FromPNG(const UINT8 * Data, UINTN Lenght);
EFI_STATUS ToPNG(UINT8** Data, UINTN& OutSize);
EFI_STATUS FromSVG(const CHAR8 *SVGData, float scale);
EFI_STATUS FromEGImage(const EG_IMAGE* egImage);
EG_IMAGE* ToEGImage();
void GetArea(const EG_RECT& Rect);
void GetArea(INTN x, INTN y, UINTN W, UINTN H);
void Draw(INTN x, INTN y, float scale, bool Opaque);
void Draw(INTN x, INTN y, float scale); //can accept 0 scale as 1.f
void Draw(INTN x, INTN y);
void DrawWithoutCompose(INTN x, INTN y, UINTN width = 0, UINTN height = 0);
//I changed the name because LoadImage is too widely used
// will be used instead of old egLoadImage
EFI_STATUS LoadXImage(EFI_FILE *Dir, const XStringW& FileName); //for example LoadImage(ThemeDir, L"icons\\" + Name);
EFI_STATUS LoadXImage(EFI_FILE *Dir, const wchar_t* LIconName);
EFI_STATUS LoadXImage(EFI_FILE *Dir, const char* IconName);
EFI_STATUS LoadIcns(IN EFI_FILE *Dir, IN CONST CHAR16 *FileName, IN UINTN PixelSize);
void EnsureImageSize(IN UINTN Width, IN UINTN Height, IN CONST EFI_GRAPHICS_OUTPUT_BLT_PIXEL& Color);
void DummyImage(IN UINTN PixelSize);
};
#endif //__XSTRINGW_H__