FMX.Graphics.TBitmapData
Delphi
TBitmapData = record
private
FPixelFormat: TPixelFormat;
FWidth: Integer;
FHeight: Integer;
function GetBytesPerPixel: Integer;
function GetBytesPerLine: Integer;
public
Data: Pointer;
Pitch: Integer;
constructor Create(const AWidth, AHeight: Integer; const APixelFormat: TPixelFormat);
function GetPixel(const X, Y: Integer): TAlphaColor;
procedure SetPixel(const X, Y: Integer; const AColor: TAlphaColor);
procedure Copy(const Source: TBitmapData);
function GetScanline(const I: Integer): Pointer;
function GetPixelAddr(const I, J: Integer): Pointer;
property PixelFormat: TPixelFormat read FPixelFormat;
property BytesPerPixel: Integer read GetBytesPerPixel;
property BytesPerLine: Integer read GetBytesPerLine;
property Width: Integer read FWidth;
property Height: Integer read FHeight;
end;
C++
struct DECLSPEC_DRECORD TBitmapData
{
private:
Fmx::Types::TPixelFormat FPixelFormat;
int FWidth;
int FHeight;
int __fastcall GetBytesPerPixel(void);
int __fastcall GetBytesPerLine(void);
public:
void *Data;
int Pitch;
__fastcall TBitmapData(const int AWidth, const int AHeight, const Fmx::Types::TPixelFormat APixelFormat);
System::Uitypes::TAlphaColor __fastcall GetPixel(const int X, const int Y);
void __fastcall SetPixel(const int X, const int Y, const System::Uitypes::TAlphaColor AColor);
void __fastcall Copy(const TBitmapData &Source);
void * __fastcall GetScanline(const int I);
void * __fastcall GetPixelAddr(const int I, const int J);
__property Fmx::Types::TPixelFormat PixelFormat = {read=FPixelFormat};
__property int BytesPerPixel = {read=GetBytesPerPixel};
__property int BytesPerLine = {read=GetBytesPerLine};
__property int Width = {read=FWidth};
__property int Height = {read=FHeight};
TBitmapData() {}
};
Properties
| Type | Visibility | Source | Unit | Parent |
|---|---|---|---|---|
record struct |
public | FMX.Graphics.pas FMX.Graphics.hpp |
FMX.Graphics | FMX.Graphics |
Description
Describes a bitmap data.
TBitmapData is a record that contains the attributes and helpful methods for bitmap data.
| Member | Description |
|---|---|
|
Data |
Is a pointer to the bitmap data. |
|
Pitch |
Specifies the reading step for |
|
PixelFormat |
Specifies the internal format of the pixels of the current bitmap. |
|
GetPixel |
Returns the color of a specified pixel. |
|
SetPixel |
Sets the color of a specified pixel. |