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Stored procedures
Resizes an image found:
  • in an Image control,
  • Versions 17 and later
    WINDEVWindowsLinuxUser code (UMC) in an Image variable.
    New in version 17
    WINDEVWindowsLinuxUser code (UMC) in an Image variable.
    WINDEVWindowsLinuxUser code (UMC) in an Image variable.
    in an Image variable.
Reminder: The drawing functions (starting with the letter "d") only apply to the "image" controls.
Versions 17 and later
WINDEVLinux This function is now available for the WINDEV applications in Linux.
Linux This function is now available for WEBDEV sites in Linux.
Linux Caution: A specific configuration is required to use this function in Linux. See The drawings for more details.
New in version 17
WINDEVLinux This function is now available for the WINDEV applications in Linux.
Linux This function is now available for WEBDEV sites in Linux.
Linux Caution: A specific configuration is required to use this function in Linux. See The drawings for more details.
WINDEVLinux This function is now available for the WINDEV applications in Linux.
Linux This function is now available for WEBDEV sites in Linux.
Linux Caution: A specific configuration is required to use this function in Linux. See The drawings for more details.
Versions 21 and later
Universal Windows 10 App This function is now available in Universal Windows 10 App mode.
New in version 21
Universal Windows 10 App This function is now available in Universal Windows 10 App mode.
Universal Windows 10 App This function is now available in Universal Windows 10 App mode.
Example
// Zoom on the IMG_Image1 control: the size of the image displayed in the control is doubled
Result1 is boolean
Result1 = dResize(IMG_Image1, IMG_Image1..Width * 2, IMG_Image1..Height * 2)
IF Result1 = False THEN Error("The operation failed")
Syntax
<Result> = dResize(<Image> , <New width> , <New height> [, <Option>])
<Result>: Boolean
  • True if the resize operation was performed,
  • False otherwise.
<Image>: Character string (with or without quotes) or Image variable
Image to use. This image can correspond to:
  • the name of an Image control.
  • Versions 17 and later
    WINDEVWindowsLinuxUser code (UMC) the name of an Image variable.
    New in version 17
    WINDEVWindowsLinuxUser code (UMC) the name of an Image variable.
    WINDEVWindowsLinuxUser code (UMC) the name of an Image variable.
    the name of an Image variable.
<New width>: Integer
New image width expressed in pixels.
<New height>: Integer
New height of the image expressed in pixels.
<Option>: Optional Integer constant
Versions 17 and later
WINDEVWindowsLinuxUser code (UMC) Options for resizing:
drStretched
(Default value)
The image is stretched (if necessary) to correspond to the new specified width and to the new specified height.
Universal Windows 10 App This constant is not available.
Versions 18 and later
drHighQuality
New in version 18
drHighQuality
drHighQuality
This constant can be combined with the homothetic resizing options.
In homothetic mode, this constant is used to improve the quality of the image when this one is reduced in relation to its initial size.
LinuxJava This constant is not available.
drHomotheticThe image is stretched or reduced to occupy the defined space in an optimal way without being distorted. It occupies:
  • the entire specified height.
  • the entire specified width.
Universal Windows 10 App This constant is not available.
drHomotheticCenteredThe image is stretched or reduced to occupy the defined space in an optimal way without being distorted and it is centered. It occupies:
  • the entire specified height: the image is centered horizontally.
  • the entire specified width: the image is centered vertically.
Universal Windows 10 App This constant is not available.
drHomotheticExtendedThe image is stretched or reduced in order for the smallest side of the image to be entirely displayed.
Universal Windows 10 App This constant is not available.
drTiledThe image is tiled to occupy the entire new specified width and the entire new specified height.
Universal Windows 10 App This constant is not available.
Options for resizing:
drStretched
(Default value)
The image is stretched (if necessary) to correspond to the new specified width and to the new specified height.
Universal Windows 10 App This constant is not available.
Versions 18 and later
drHighQuality
New in version 18
drHighQuality
drHighQuality
This constant can be combined with the homothetic resizing options.
In homothetic mode, this constant is used to improve the quality of the image when this one is reduced in relation to its initial size.
LinuxJava This constant is not available.
drHomotheticThe image is stretched or reduced to occupy the defined space in an optimal way without being distorted. It occupies:
  • the entire specified height.
  • the entire specified width.
Universal Windows 10 App This constant is not available.
drHomotheticCenteredThe image is stretched or reduced to occupy the defined space in an optimal way without being distorted and it is centered. It occupies:
  • the entire specified height: the image is centered horizontally.
  • the entire specified width: the image is centered vertically.
Universal Windows 10 App This constant is not available.
drHomotheticExtendedThe image is stretched or reduced in order for the smallest side of the image to be entirely displayed.
Universal Windows 10 App This constant is not available.
drTiledThe image is tiled to occupy the entire new specified width and the entire new specified height.
Universal Windows 10 App This constant is not available.
Universal Windows 10 App This parameter is not available.
New in version 17
WINDEVWindowsLinuxUser code (UMC) Options for resizing:
drStretched
(Default value)
The image is stretched (if necessary) to correspond to the new specified width and to the new specified height.
Universal Windows 10 App This constant is not available.
Versions 18 and later
drHighQuality
New in version 18
drHighQuality
drHighQuality
This constant can be combined with the homothetic resizing options.
In homothetic mode, this constant is used to improve the quality of the image when this one is reduced in relation to its initial size.
LinuxJava This constant is not available.
drHomotheticThe image is stretched or reduced to occupy the defined space in an optimal way without being distorted. It occupies:
  • the entire specified height.
  • the entire specified width.
Universal Windows 10 App This constant is not available.
drHomotheticCenteredThe image is stretched or reduced to occupy the defined space in an optimal way without being distorted and it is centered. It occupies:
  • the entire specified height: the image is centered horizontally.
  • the entire specified width: the image is centered vertically.
Universal Windows 10 App This constant is not available.
drHomotheticExtendedThe image is stretched or reduced in order for the smallest side of the image to be entirely displayed.
Universal Windows 10 App This constant is not available.
drTiledThe image is tiled to occupy the entire new specified width and the entire new specified height.
Universal Windows 10 App This constant is not available.
Options for resizing:
drStretched
(Default value)
The image is stretched (if necessary) to correspond to the new specified width and to the new specified height.
Universal Windows 10 App This constant is not available.
Versions 18 and later
drHighQuality
New in version 18
drHighQuality
drHighQuality
This constant can be combined with the homothetic resizing options.
In homothetic mode, this constant is used to improve the quality of the image when this one is reduced in relation to its initial size.
LinuxJava This constant is not available.
drHomotheticThe image is stretched or reduced to occupy the defined space in an optimal way without being distorted. It occupies:
  • the entire specified height.
  • the entire specified width.
Universal Windows 10 App This constant is not available.
drHomotheticCenteredThe image is stretched or reduced to occupy the defined space in an optimal way without being distorted and it is centered. It occupies:
  • the entire specified height: the image is centered horizontally.
  • the entire specified width: the image is centered vertically.
Universal Windows 10 App This constant is not available.
drHomotheticExtendedThe image is stretched or reduced in order for the smallest side of the image to be entirely displayed.
Universal Windows 10 App This constant is not available.
drTiledThe image is tiled to occupy the entire new specified width and the entire new specified height.
Universal Windows 10 App This constant is not available.
Universal Windows 10 App This parameter is not available.
WINDEVWindowsLinuxUser code (UMC) Options for resizing:
drStretched
(Default value)
The image is stretched (if necessary) to correspond to the new specified width and to the new specified height.
Universal Windows 10 App This constant is not available.
Versions 18 and later
drHighQuality
New in version 18
drHighQuality
drHighQuality
This constant can be combined with the homothetic resizing options.
In homothetic mode, this constant is used to improve the quality of the image when this one is reduced in relation to its initial size.
LinuxJava This constant is not available.
drHomotheticThe image is stretched or reduced to occupy the defined space in an optimal way without being distorted. It occupies:
  • the entire specified height.
  • the entire specified width.
Universal Windows 10 App This constant is not available.
drHomotheticCenteredThe image is stretched or reduced to occupy the defined space in an optimal way without being distorted and it is centered. It occupies:
  • the entire specified height: the image is centered horizontally.
  • the entire specified width: the image is centered vertically.
Universal Windows 10 App This constant is not available.
drHomotheticExtendedThe image is stretched or reduced in order for the smallest side of the image to be entirely displayed.
Universal Windows 10 App This constant is not available.
drTiledThe image is tiled to occupy the entire new specified width and the entire new specified height.
Universal Windows 10 App This constant is not available.
Options for resizing:
drStretched
(Default value)
The image is stretched (if necessary) to correspond to the new specified width and to the new specified height.
Universal Windows 10 App This constant is not available.
Versions 18 and later
drHighQuality
New in version 18
drHighQuality
drHighQuality
This constant can be combined with the homothetic resizing options.
In homothetic mode, this constant is used to improve the quality of the image when this one is reduced in relation to its initial size.
LinuxJava This constant is not available.
drHomotheticThe image is stretched or reduced to occupy the defined space in an optimal way without being distorted. It occupies:
  • the entire specified height.
  • the entire specified width.
Universal Windows 10 App This constant is not available.
drHomotheticCenteredThe image is stretched or reduced to occupy the defined space in an optimal way without being distorted and it is centered. It occupies:
  • the entire specified height: the image is centered horizontally.
  • the entire specified width: the image is centered vertically.
Universal Windows 10 App This constant is not available.
drHomotheticExtendedThe image is stretched or reduced in order for the smallest side of the image to be entirely displayed.
Universal Windows 10 App This constant is not available.
drTiledThe image is tiled to occupy the entire new specified width and the entire new specified height.
Universal Windows 10 App This constant is not available.
Universal Windows 10 App This parameter is not available.
Remarks

End of drawing

The transformation of the image will not be displayed if dEndDrawing and dResize are called in the same process.
Component : wd240pnt.dll
Minimum required version
  • Version 9
This page is also available for…
Comments
Como usar a procedure SelecionaImagem
IMG_LogoCompany = SelecionaImagem("WIN_GPU_02_Menu","IMG_LogoCompany",True)
BOLLER
Mar. 23 2019
Seleciona Imagem e Resize
PROCEDURE SelecionaImagem(Janela, ControleImagem,bResize is boolean)

bufImagebuffer is Buffer

sFile is string = fSelect("c:\", "Selecione uma Foto...", "Todos os arquivos (*.*)" + TAB + "*.*" + CR + "PNG" + TAB + "*.PNG" + CR + "JPEG" + TAB + "*.JPEG" + CR + "JPG" + TAB + "*.JPG", "*.*")

IF fFileExist(sFile) = True

bufImagebuffer = fLoadBuffer(sFile)

sControlTelaImg is string = Janela +"."+ ControleImagem //monta a string do indirection

{sControlTelaImg,indControl} = bufImagebuffer

IF bResize = True

dResize({sControlTelaImg,indControl},{sControlTelaImg,indControl}..Width,{sControlTelaImg,indControl}..Height,drHomotheticCentered)

END

ELSE

Info("Nenhum arquivo selecionado!")

END

RESULT bufImagebuffer
//CASE ERROR:
//
CASE EXCEPTION:
BOLLER
Mar. 23 2019