132 lines
4.4 KiB
C++
132 lines
4.4 KiB
C++
/*
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This class will replace EG_IMAGE structure and methods
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*/
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#if !defined(__XIMAGE_H__)
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#define __XIMAGE_H__
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extern "C" {
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#include <Protocol/GraphicsOutput.h>
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}
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#include "../cpp_foundation/XArray.h"
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#include "../cpp_foundation/XString.h"
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#include "../libeg/libeg.h"
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//#include "lodepng.h"
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//
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//#include "nanosvg.h"
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//#include "FloatLib.h"
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#if 0 //ndef EFI_GRAPHICS_OUTPUT_BLT_PIXEL
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typedef struct {
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UINT8 Blue;
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UINT8 Green;
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UINT8 Red;
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UINT8 Reserved; //this is Alpha. 0 means full transparent, 0xFF means opaque
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} EFI_GRAPHICS_OUTPUT_BLT_PIXEL;
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typedef union {
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EFI_GRAPHICS_OUTPUT_BLT_PIXEL Pixel;
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UINT32 Raw;
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} EFI_GRAPHICS_OUTPUT_BLT_PIXEL_UNION;
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#endif
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/*
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typedef struct {
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UINTN Xpos;
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UINTN Ypos;
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UINTN Width;
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UINTN Height;
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} EgRect;
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*/
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class XImage
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{
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protected:
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size_t Width; //may be better to use INTN - signed integer as it always compared with expressions
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size_t Height;
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XArray<EFI_GRAPHICS_OUTPUT_BLT_PIXEL> PixelData;
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public:
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XImage() : Width(0), Height(0), PixelData() {};
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XImage(UINTN W, UINTN H);
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XImage(const XImage& Image, float scale = 0.f); //the constructor can accept 0 scale as 1.f
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virtual ~XImage();
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XImage& operator= (const XImage& other);
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UINTN GetSizeInBytes() const; //in bytes
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void setSizeInPixels(UINTN W, UINTN H);
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const XArray<EFI_GRAPHICS_OUTPUT_BLT_PIXEL>& GetData() const;
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const EFI_GRAPHICS_OUTPUT_BLT_PIXEL& GetPixel(INTN x, INTN y) const;
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const EFI_GRAPHICS_OUTPUT_BLT_PIXEL* GetPixelPtr(INTN x, INTN y) const ;
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EFI_GRAPHICS_OUTPUT_BLT_PIXEL* GetPixelPtr(INTN x, INTN y);
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INTN GetWidth() const { return (INTN)Width; }
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INTN GetHeight() const { return (INTN)Height; }
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void setZero() { SetMem( (void*)GetPixelPtr(0, 0), GetSizeInBytes(), 0); }
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void setEmpty() { Width=0; Height=0; PixelData.setEmpty(); }
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XBool isEmpty() const { return PixelData.size() == 0; }
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void Fill(const EFI_GRAPHICS_OUTPUT_BLT_PIXEL& Color = { 0, 0, 0, 0 });
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void Fill(const EG_PIXEL* Color);
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void FillArea(const EG_PIXEL* Color, EG_RECT& Rect);
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void FillArea(const EFI_GRAPHICS_OUTPUT_BLT_PIXEL& Color, EG_RECT& Rect);
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UINT8 Smooth(const UINT8* p, int a01, int a10, int a21, int a12, float dx, float dy, float scale);
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void Copy(XImage* Image);
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void CopyScaled(const XImage& Image, float scale = 0.f);
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void CopyRect(const XImage& Image, INTN X, INTN Y);
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void CopyRect(const XImage& Image, const EG_RECT& OwnPlace, const EG_RECT& InputRect);
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void Compose(const EG_RECT& OwnPlace, const EG_RECT& InputRect, const XImage& TopImage, XBool Lowest, float TopScale = 0.f);
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void Compose(INTN PosX, INTN PosY, const XImage& TopImage, XBool Lowest, float topScale = 0); //instead of compose we often can Back.Draw(...) + Top.Draw(...)
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void FlipRB();
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EFI_STATUS FromPNG(const UINT8 * Data, UINTN Lenght);
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EFI_STATUS ToPNG(UINT8** Data, UINTN& OutSize);
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EFI_STATUS FromSVG(const CHAR8 *SVGData, float scale);
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EFI_STATUS FromICNS(IN UINT8 *FileData, IN UINTN FileDataLength, IN UINTN IconSize);
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void GetArea(const EG_RECT& Rect);
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void GetArea(INTN x, INTN y, UINTN W, UINTN H);
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void Draw(INTN x, INTN y, float scale, XBool Opaque) const;
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void Draw(INTN x, INTN y, float scale) const; //can accept 0 scale as 1.f
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void Draw(INTN x, INTN y) const;
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void DrawWithoutCompose(INTN x, INTN y, UINTN width = 0, UINTN height = 0) const;
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void DrawOnBack(INTN x, INTN y, const XImage& Plate) const;
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//I changed the name because LoadImage is too widely used
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// will be used instead of old egLoadImage
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EFI_STATUS LoadXImage(const EFI_FILE *Dir, const XString8& FileName); //for example LoadImage(ThemeDir, L"icons\\" + Name);
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EFI_STATUS LoadXImage(const EFI_FILE *Dir, const wchar_t* LIconName);
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EFI_STATUS LoadXImage(const EFI_FILE *Dir, const char* IconName);
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EFI_STATUS LoadIcns(const EFI_FILE *Dir, IN CONST CHAR16 *FileName, IN UINTN PixelSize);
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void EnsureImageSize(IN UINTN Width, IN UINTN Height, IN CONST EFI_GRAPHICS_OUTPUT_BLT_PIXEL& Color);
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void EnsureImageSize(IN UINTN NewWidth, IN UINTN NewHeight);
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void DummyImage(IN UINTN PixelSize);
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protected:
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};
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extern XImage NullXImage;
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class IndexedImage
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{
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public:
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protected:
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INTN Id;
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XImage Image;
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public:
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INTN getIndex() const { return Id; }
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void setIndex(INTN Index) { Id = Index; }
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const XImage& getImage() const { return Image; }
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void setImage(const XImage& Sample) { Image = Sample; }
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IndexedImage() : Id(0), Image() {}
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IndexedImage(INTN ID) : Id(ID), Image() {}
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~IndexedImage() {}
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};
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#endif //__XSTRINGW_H__
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