Drawing constants

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Drawing constants

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Drawing constants

Display constants used by prefixed syntaxes only

Display constants used by non-prefixed syntaxes only

The following constants are used by the drawing functions.

Constant	Details	Function

Versions 21 and later BackgroundGradient New in version 21 BackgroundGradient BackgroundGradient	Type of background: Background with gradient colors.	Versions 21 and later Background type New in version 21 Background type Background type
Versions 21 and later BackgroundHatched New in version 21 BackgroundHatched BackgroundHatched	Type of background: Hatched background.	Versions 21 and later Background type New in version 21 Background type Background type
Versions 21 and later BackgroundSolid New in version 21 BackgroundSolid BackgroundSolid	Type of background: Solid background.	Versions 21 and later Background type New in version 21 Background type Background type
Versions 21 and later BackgroundTransparent New in version 21 BackgroundTransparent BackgroundTransparent	Type of background: Transparent background.	Versions 21 and later Type Background New in version 21 Type Background Type Background
copyBlackness	Fills the Image control with black	dCopyBlt
copyDstInvert	Reverses the colors of destination Image control	dCopyBlt
copyImage	Combines the source image and the destination image by using the transparency information of destination image Can be used to include a logo in the destination image for example.	dCopyBlt
copyMergeCopy	Merges the source Image control and the destination Image control	dCopyBlt
copyMergePaint	Combines, via the "Logical AND" method, the source Image control and the "pattern" of destination Image control	dCopyBlt
copyNotSrcCopy	Reverses the colors of source Image control	dCopyBlt
copyNotSrcErase	Reverses, via the "Or" method, the combination between the source Image control and the destination Image control	dCopyBlt
copyPatCopy	Copies the "pattern" of source Image control into the destination Image control	dCopyBlt
copyPatInvert	Combines, via the "Exclusive Or" method, the pattern of source Image control and the "pattern" of destination Image control	dCopyBlt
copyPatPaint	Combines, via the "Or" method, the inverted source Image control and the "pattern" of destination Image control	dCopyBlt
copyScreen	Copies the screen	dCopyBlt
copySrcAnd	Combines, via the "and" method, the pixels of the Image image control and the pixels of destination Image control	dCopyBlt
copySrcCopy	Copies the source Image control into the destination Image control (simple copy)	dCopyBlt
copySrcErase	Reverses the destination Image control and combines the result with the copy of source Image control	dCopyBlt
copySrcInvert	Combines, via the "Exclusive Or" method, the pattern of source Image control and the "pattern" of destination Image control	dCopyBlt
copySrcPaint	Combines, via the "Or" method, the pixels of source Image control and the pixels of destination Image control	dCopyBlt
copyWhiteness	Fills the Image control with white	dCopyBlt
Versions 16 and later dComponentBlue New in version 16 dComponentBlue dComponentBlue	The Blue component of image will be copied into the array.	dImageToArray
Versions 16 and later dComponentGreen New in version 16 dComponentGreen dComponentGreen	The Green component of image will be copied into the array.	dImageToArray
Versions 16 and later dComponentRed New in version 16 dComponentRed dComponentRed	The Red component of image will be copied into the array.	dImageToArray
Versions 16 and later dComponentRGB New in version 16 dComponentRGB dComponentRGB	All image components will be copied into the array.	dImageToArray
Versions 22 and later dDisplayAsynchronous New in version 22 dDisplayAsynchronous dDisplayAsynchronous	In browser code, used to optimize the drawing performances on an image. The Image control contains the drawing when the user action is over.	dStartDrawing
Versions 16 and later dDisplayManual New in version 16 dDisplayManual dDisplayManual	In browser code, used to carry over the display of drawing. The drawing will be displayed in the Image control once dDisplay will be used.	dStartDrawing
dErase	Erases the drawing found in the Image control.	dStartDrawing
Versions 16 and later dGrayScale New in version 16 dGrayScale dGrayScale	The image in grayscale will be copied into the array.	dImageToArray
dGridlinesOpacity	The drawing is displayed over gridlines in order to highlight the transparent or semi-transparent sections of drawing. The gridlines are not saved in the image.	dStartDrawing
dNoErase	Does not erase the drawing found in the Image control.	dStartDrawing
Versions 23 and later dNoShadow New in version 23 dNoShadow dNoShadow	Management mode of shadow: The window shadow is not kept when copying the window.	dCopyWindowImage
dOnChart	Used to draw in an Image control in which a chart was already drawn. In this case, the chart drawing is not erased.	dStartDrawing
Versions 17 and later drAdapt New in version 17 drAdapt drAdapt	Rotation option: The image is turned while it is enlarged. Then, its size is reduced to correspond to the initial image size.	dRotation
drawAntiAliasing	Uses GDI+ to draw lines and circles without jagged effects. This mode is slower but the result is better than with the standard mode.	dChangeMode
drawDefault	Drawing mode: Standard colors	dChangeMode
drawXOR	Drawing mode: Colors applied using a "exclusive or" operation with the background. Erases a drawing if this option is used twice.	dChangeMode
Versions 17 and later drDefault New in version 17 drDefault drDefault	Rotation option: Enlarge the image (if necessary) so that it corresponds to the dimensions of rotated image.	dRotation
Versions 18 and later drHighQuality New in version 18 drHighQuality drHighQuality	Resizing option: In homothetic mode, improves the quality of the image when this one is reduced in relation to its initial size	dResize
Versions 17 and later drHomothetic New in version 17 drHomothetic drHomothetic	Resizing option: The 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.	dResize
Versions 17 and later drHomotheticCentered New in version 17 drHomotheticCentered drHomotheticCentered	Resizing option: The 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.	dResize
Versions 17 and later drHomotheticExtended New in version 17 drHomotheticExtended drHomotheticExtended	Resizing option: The image is stretched or reduced in order for the smallest side of the image to be entirely displayed.	dResize
Versions 17 and later drNoEnlarging New in version 17 drNoEnlarging drNoEnlarging	Rotation option: The image is turned but it is not enlarged.	dRotation
Versions 17 and later drStretched New in version 17 drStretched drStretched	Resizing option: The image is stretched (if necessary) to correspond to the new specified width and to the new specified height.	dResize
Versions 17 and later drTiled New in version 17 drTiled drTiled	Resizing option: The image is tiled to occupy the entire new specified width and the entire new specified height.	dResize
dWithOpacity	Allows the opacity to be managed in the different drawing functions used by the Image control.	dStartDrawing
Versions 23 and later dWithShadow New in version 23 dWithShadow dWithShadow	Management mode of shadow: The window shadow is kept when copying the window.	dCopyWindowImage
Versions 21 and later gclDefault New in version 21 gclDefault gclDefault	Style of the text displayed in the link: The text of the link is underlined and it is colored in blue. The rollover cursor is shaped like a hand.	Versions 21 and later gClickableLink New in version 21 gClickableLink gClickableLink
Versions 21 and later gclNoFontModif New in version 21 gclNoFontModif gclNoFontModif	Style of the text displayed in the link: The text of the link is displayed in the initial style	Versions 21 and later gClickableLink New in version 21 gClickableLink gClickableLink
Versions 21 and later HatchCrossed New in version 21 HatchCrossed HatchCrossed	Style of hatching: Criss-crossed hatching.	Versions 21 and later Background type New in version 21 Background type Background type
Versions 21 and later HatchCrossedDiagonal New in version 21 HatchCrossedDiagonal HatchCrossedDiagonal	Style of hatching: Diagonal cross hatching.	Versions 21 and later Background type New in version 21 Background type Background type
Versions 21 and later HatchDiagonal New in version 21 HatchDiagonal HatchDiagonal	Style of hatching: Diagonal hatching at 60%.	Versions 21 and later Type Background New in version 21 Type Background Type Background
Versions 21 and later HatchDiagonalBottom New in version 21 HatchDiagonalBottom HatchDiagonalBottom	Style of hatching: Diagonal hatching at 120%.	Versions 21 and later Background type New in version 21 Background type Background type
Versions 21 and later HatchHorizontal New in version 21 HatchHorizontal HatchHorizontal	Style of hatching: Horizontal hatching.	Versions 21 and later Background type New in version 21 Background type Background type
Versions 21 and later HatchNone New in version 21 HatchNone HatchNone	Style of hatching: No hatching.	Versions 21 and later Type Background New in version 21 Type Background Type Background
Versions 21 and later HatchVertical New in version 21 HatchVertical HatchVertical	Style of hatching: Vertical hatching.	Versions 21 and later Background type New in version 21 Background type Background type
Versions 19 and later icoFormatBMP New in version 19 icoFormatBMP icoFormatBMP	Image of the icon in BMP format.	Versions 19 and later Icon variable New in version 19 Icon variable Icon variable
Versions 19 and later icoFormatPNG New in version 19 icoFormatPNG icoFormatPNG	Image of icon in PNG format.	Versions 19 and later Icon variable New in version 19 Icon variable Icon variable
imgAddThumbnail	Adds a thumbnail into the image file (<File name>). This constant is ignored if a thumbnail is found in the image file displayed in the Image control.	dSaveImageJPEG
Versions 17 and later imgBGR New in version 17 imgBGR imgBGR	Type of image buffer used: Image in 24-bit Blue Green Red format	Versions 17 and later dTransferToImage New in version 17 dTransferToImage dTransferToImage
Versions 17 and later imgBGR32 New in version 17 imgBGR32 imgBGR32	Type of image buffer used: Image in 32-bit Blue Green Red format without alpha layer.	Versions 17 and later dTransferToImage New in version 17 dTransferToImage dTransferToImage
Versions 17 and later imgBGRA New in version 17 imgBGRA imgBGRA	Type of image buffer used: Image in 32-bit Blue Green Red format with alpha layer.	Versions 17 and later dTransferToImage New in version 17 dTransferToImage dTransferToImage
Versions 17 and later imgConvert New in version 17 imgConvert imgConvert	Mode for loading the image: Convert an image from the 8-bit format to the 24-bit format. This option is used to apply the effect algorithms to this image for example.	Versions 17 and later dLoadImage New in version 17 dLoadImage dLoadImage
Versions 17 and later imgDefault New in version 17 imgDefault imgDefault	Mode for loading the image: Load the image as it is.	Versions 17 and later dLoadImage New in version 17 dLoadImage dLoadImage
imgGrayScale	Allows you to save the image in black and white ("Grayscale" display mode)	dSaveImageJPEG
imgProgressiveJPEG	Allows you to save the image in progressive JPEG format. This format is mainly used for the Web sites; it allows the pages to be loaded faster (the images being loaded and displayed progressively).	dSaveImageJPEG
Versions 17 and later imgRGB32 New in version 17 imgRGB32 imgRGB32	Type of image buffer used: Image in 32-bit Red Green Blue format without alpha layer.	Versions 17 and later dTransferToImage New in version 17 dTransferToImage dTransferToImage
imgSaveTag	Saves the Exif tags. A new thumbnail is calculated if a thumbnail is found in the image file displayed in the Image control	dSaveImageJPEG

Versions 23 and later
The following constants (prefixed syntax) are used by the drawing functions.

Constant	Details	Function

Versions 21 and later BackgroundGradient New in version 21 BackgroundGradient BackgroundGradient	Type of background: Background with gradient colors.	Versions 21 and later Type Background New in version 21 Type Background Type Background
Versions 21 and later BackgroundHatched New in version 21 BackgroundHatched BackgroundHatched	Type of background: Hatched background.	Versions 21 and later Type Background New in version 21 Type Background Type Background
Versions 21 and later BackgroundSolid New in version 21 BackgroundSolid BackgroundSolid	Type of background: Solid background.	Versions 21 and later Type Background New in version 21 Type Background Type Background
Versions 21 and later BackgroundTransparent New in version 21 BackgroundTransparent BackgroundTransparent	Type of background: Transparent background.	Versions 21 and later Type Background New in version 21 Type Background Type Background
copyBlackness	Fills the Image control with black	dCopyBlt
copyDstInvert	Reverses the colors of destination Image control	dCopyBlt
copyImage	Combines the source image and the destination image by using the transparency information of destination image Can be used to include a logo in the destination image for example.	dCopyBlt
copyMergeCopy	Merges the source Image control and the destination Image control	dCopyBlt
copyMergePaint	Combines, via the "Logical AND" method, the source Image control and the "pattern" of destination Image control	dCopyBlt
copyNotSrcCopy	Reverses the colors of source Image control	dCopyBlt
copyNotSrcErase	Reverses, via the "Or" method, the combination between the source Image control and the destination Image control	dCopyBlt
copyPatCopy	Copies the "pattern" of source Image control into the destination Image control	dCopyBlt
copyPatInvert	Combines, via the "Exclusive Or" method, the pattern of source Image control and the "pattern" of destination Image control	dCopyBlt
copyPatPaint	Combines, via the "Or" method, the inverted source Image control and the "pattern" of destination Image control	dCopyBlt
copyScreen	Copies the screen	dCopyBlt
copySrcAnd	Combines, via the "and" method, the pixels of the Image image control and the pixels of destination Image control	dCopyBlt
copySrcCopy	Copies the source Image control into the destination Image control (simple copy)	dCopyBlt
copySrcErase	Reverses the destination Image control and combines the result with the copy of source Image control	dCopyBlt
copySrcInvert	Combines, via the "Exclusive Or" method, the pattern of source Image control and the "pattern" of destination Image control	dCopyBlt
copySrcPaint	Combines, via the "Or" method, the pixels of source Image control and the pixels of destination Image control	dCopyBlt
copyWhiteness	Fills the Image control with white	dCopyBlt
Versions 16 and later dComponentBlue New in version 16 dComponentBlue dComponentBlue	The Blue component of image will be copied into the array.	dImageToArray
Versions 16 and later dComponentGreen New in version 16 dComponentGreen dComponentGreen	The Green component of image will be copied into the array.	dImageToArray
Versions 16 and later dComponentRed New in version 16 dComponentRed dComponentRed	The Red component of image will be copied into the array.	dImageToArray
Versions 16 and later dComponentRGB New in version 16 dComponentRGB dComponentRGB	All image components will be copied into the array.	dImageToArray
Versions 22 and later dDisplayAsynchronous New in version 22 dDisplayAsynchronous dDisplayAsynchronous	In browser code, used to optimize the drawing performances on an image. The Image control contains the drawing when the user action is over.	<Image>.StartDrawing, <Image variable>.StartDrawing
Versions 16 and later dDisplayManual New in version 16 dDisplayManual dDisplayManual	In browser code, used to carry over the display of drawing. The drawing will be displayed in the Image control once dDisplay will be used.	<Image>.StartDrawing, <Image variable>.StartDrawing
dErase	Erases the drawing found in the Image control.	<Image>.StartDrawing, <Image variable>.StartDrawing
Versions 16 and later dGrayScale New in version 16 dGrayScale dGrayScale	The image in grayscale will be copied into the array.	dImageToArray
dGridlinesOpacity	The drawing is displayed over gridlines in order to highlight the transparent or semi-transparent sections of drawing. The gridlines are not saved in the image.	<Image>.StartDrawing, <Image variable>.StartDrawing
dNoErase	Does not erase the drawing found in the Image control.	<Image>.StartDrawing, <Image variable>.StartDrawing
Versions 23 and later dNoShadow New in version 23 dNoShadow dNoShadow	Management mode of shadow: The window shadow is not kept when copying the window.	dCopyWindowImage
dOnChart	Used to draw in an Image control in which a chart was already drawn. In this case, the chart drawing is not erased.	<Image>.StartDrawing, <Image variable>.StartDrawing
Versions 17 and later drAdapt New in version 17 drAdapt drAdapt	Rotation option: The image is turned while it is enlarged. Then, its size is reduced to correspond to the initial image size.	<Image>.Rotation, <Image variable>.Rotation
drawAntiAliasing	Uses GDI+ to draw lines and circles without jagged effects. This mode is slower but the result is better than with the standard mode.	<Image>.ChangeMode, <Image variable>.ChangeMode
drawDefault	Drawing mode: Standard colors	<Image>.ChangeMode, <Image variable>.ChangeMode
drawXOR	Drawing mode: Colors applied using a "exclusive or" operation with the background. Erases a drawing if this option is used twice.	<Image>.ChangeMode, <Image variable>.ChangeMode
Versions 17 and later drDefault New in version 17 drDefault drDefault	Rotation option: Enlarge the image (if necessary) so that it corresponds to the dimensions of rotated image.	<Image>.Rotation, <Image variable>.Rotation
Versions 18 and later drHighQuality New in version 18 drHighQuality drHighQuality	Resizing option: In homothetic mode, improves the quality of the image when this one is reduced in relation to its initial size	<Image>.Resize, <Image variable>.Resize
Versions 17 and later drHomothetic New in version 17 drHomothetic drHomothetic	Resizing option: The 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.	<Image>.Resize, <Image variable>.Resize
Versions 17 and later drHomotheticCentered New in version 17 drHomotheticCentered drHomotheticCentered	Resizing option: The 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.	<Image>.Resize, <Image variable>.Resize
Versions 17 and later drHomotheticExtended New in version 17 drHomotheticExtended drHomotheticExtended	Resizing option: The image is stretched or reduced in order for the smallest side of the image to be entirely displayed.	<Image>.Resize, <Image variable>.Resize
Versions 17 and later drNoEnlarging New in version 17 drNoEnlarging drNoEnlarging	Rotation option: The image is turned but it is not enlarged.	<Image>.Rotation, <Image variable>.Rotation
Versions 17 and later drStretched New in version 17 drStretched drStretched	Resizing option: The image is stretched (if necessary) to correspond to the new specified width and to the new specified height.	<Image>.Resize, <Image variable>.Resize
Versions 17 and later drTiled New in version 17 drTiled drTiled	Resizing option: The image is tiled to occupy the entire new specified width and the entire new specified height.	<Image>.Resize, <Image variable>.Resize
dWithOpacity	Allows the opacity to be managed in the different drawing functions used by the Image control.	<Image>.StartDrawing, <Image variable>.StartDrawing
Versions 23 and later dWithShadow New in version 23 dWithShadow dWithShadow	Management mode of shadow: The window shadow is kept when copying the window.	dCopyWindowImage
Versions 21 and later gclDefault New in version 21 gclDefault gclDefault	Style of the text displayed in the link: The text of the link is underlined and it is colored in blue. The rollover cursor is shaped like a hand.	Versions 21 and later gClickableLink New in version 21 gClickableLink gClickableLink
Versions 21 and later gclNoFontModif New in version 21 gclNoFontModif gclNoFontModif	Style of the text displayed in the link: The text of the link is displayed in the initial style	Versions 21 and later gClickableLink New in version 21 gClickableLink gClickableLink
Versions 21 and later HatchCrossed New in version 21 HatchCrossed HatchCrossed	Style of hatching: Criss-crossed hatching.	Versions 21 and later Type Background New in version 21 Type Background Type Background
Versions 21 and later HatchCrossedDiagonal New in version 21 HatchCrossedDiagonal HatchCrossedDiagonal	Style of hatching: Diagonal cross hatching.	Versions 21 and later Type Background New in version 21 Type Background Type Background
Versions 21 and later HatchDiagonal New in version 21 HatchDiagonal HatchDiagonal	Style of hatching: Diagonal hatching at 60%.	Versions 21 and later Type Background New in version 21 Type Background Type Background
Versions 21 and later HatchDiagonalBottom New in version 21 HatchDiagonalBottom HatchDiagonalBottom	Style of hatching: Diagonal hatching at 120%.	Versions 21 and later Type Background New in version 21 Type Background Type Background
Versions 21 and later HatchHorizontal New in version 21 HatchHorizontal HatchHorizontal	Style of hatching: Horizontal hatching.	Versions 21 and later Type Background New in version 21 Type Background Type Background
Versions 21 and later HatchNone New in version 21 HatchNone HatchNone	Style of hatching: No hatching.	Versions 21 and later Type Background New in version 21 Type Background Type Background
Versions 21 and later HatchVertical New in version 21 HatchVertical HatchVertical	Style of hatching: Vertical hatching.	Versions 21 and later Type Background New in version 21 Type Background Type Background
Versions 19 and later icoFormatBMP New in version 19 icoFormatBMP icoFormatBMP	Image of the icon in BMP format.	Versions 19 and later Icon variable New in version 19 Icon variable Icon variable
Versions 19 and later icoFormatPNG New in version 19 icoFormatPNG icoFormatPNG	Image of icon in PNG format.	Versions 19 and later Icon variable New in version 19 Icon variable Icon variable
imgAddThumbnail	Adds a thumbnail into the image file (<File name>). This constant is ignored if a thumbnail is found in the image file displayed in the Image control.	<Image>.SaveJPEG
Versions 17 and later imgBGR New in version 17 imgBGR imgBGR	Type of image buffer used: Image in 24-bit Blue Green Red format	Versions 17 and later dTransferToImage New in version 17 dTransferToImage dTransferToImage
Versions 17 and later imgBGR32 New in version 17 imgBGR32 imgBGR32	Type of image buffer used: Image in 32-bit Blue Green Red format without alpha layer.	Versions 17 and later dTransferToImage New in version 17 dTransferToImage dTransferToImage
Versions 17 and later imgBGRA New in version 17 imgBGRA imgBGRA	Type of image buffer used: Image in 32-bit Blue Green Red format with alpha layer.	Versions 17 and later dTransferToImage New in version 17 dTransferToImage dTransferToImage
Versions 17 and later imgConvert New in version 17 imgConvert imgConvert	Mode for loading the image: Convert an image from the 8-bit format to the 24-bit format. This option is used to apply the effect algorithms to this image for example.	Versions 17 and later dLoadImage New in version 17 dLoadImage dLoadImage
Versions 17 and later imgDefault New in version 17 imgDefault imgDefault	Mode for loading the image: Load the image as it is.	Versions 17 and later dLoadImage New in version 17 dLoadImage dLoadImage
imgGrayScale	Allows you to save the image in black and white ("Grayscale" display mode)	<Image>.SaveJPEG, <Image variable>.SaveImageJPEG
imgProgressiveJPEG	Allows you to save the image in progressive JPEG format. This format is mainly used for the Web sites; it allows the pages to be loaded faster (the images being loaded and displayed progressively).	<Image>.SaveJPEG, <Image variable>.SaveImageJPEG
Versions 17 and later imgRGB32 New in version 17 imgRGB32 imgRGB32	Type of image buffer used: Image in 32-bit Red Green Blue format without alpha layer.	Versions 17 and later dTransferToImage New in version 17 dTransferToImage dTransferToImage
imgSaveTag	Saves the Exif tags. A new thumbnail is calculated if a thumbnail is found in the image file displayed in the Image control	<Image>.SaveJPEG, <Image variable>.SaveImageJPEG

New in version 23
The following constants (prefixed syntax) are used by the drawing functions.

Constant	Details	Function

Versions 21 and later BackgroundGradient New in version 21 BackgroundGradient BackgroundGradient	Type of background: Background with gradient colors.	Versions 21 and later Type Background New in version 21 Type Background Type Background
Versions 21 and later BackgroundHatched New in version 21 BackgroundHatched BackgroundHatched	Type of background: Hatched background.	Versions 21 and later Type Background New in version 21 Type Background Type Background
Versions 21 and later BackgroundSolid New in version 21 BackgroundSolid BackgroundSolid	Type of background: Solid background.	Versions 21 and later Type Background New in version 21 Type Background Type Background
Versions 21 and later BackgroundTransparent New in version 21 BackgroundTransparent BackgroundTransparent	Type of background: Transparent background.	Versions 21 and later Type Background New in version 21 Type Background Type Background
copyBlackness	Fills the Image control with black	dCopyBlt
copyDstInvert	Reverses the colors of destination Image control	dCopyBlt
copyImage	Combines the source image and the destination image by using the transparency information of destination image Can be used to include a logo in the destination image for example.	dCopyBlt
copyMergeCopy	Merges the source Image control and the destination Image control	dCopyBlt
copyMergePaint	Combines, via the "Logical AND" method, the source Image control and the "pattern" of destination Image control	dCopyBlt
copyNotSrcCopy	Reverses the colors of source Image control	dCopyBlt
copyNotSrcErase	Reverses, via the "Or" method, the combination between the source Image control and the destination Image control	dCopyBlt
copyPatCopy	Copies the "pattern" of source Image control into the destination Image control	dCopyBlt
copyPatInvert	Combines, via the "Exclusive Or" method, the pattern of source Image control and the "pattern" of destination Image control	dCopyBlt
copyPatPaint	Combines, via the "Or" method, the inverted source Image control and the "pattern" of destination Image control	dCopyBlt
copyScreen	Copies the screen	dCopyBlt
copySrcAnd	Combines, via the "and" method, the pixels of the Image image control and the pixels of destination Image control	dCopyBlt
copySrcCopy	Copies the source Image control into the destination Image control (simple copy)	dCopyBlt
copySrcErase	Reverses the destination Image control and combines the result with the copy of source Image control	dCopyBlt
copySrcInvert	Combines, via the "Exclusive Or" method, the pattern of source Image control and the "pattern" of destination Image control	dCopyBlt
copySrcPaint	Combines, via the "Or" method, the pixels of source Image control and the pixels of destination Image control	dCopyBlt
copyWhiteness	Fills the Image control with white	dCopyBlt
Versions 16 and later dComponentBlue New in version 16 dComponentBlue dComponentBlue	The Blue component of image will be copied into the array.	dImageToArray
Versions 16 and later dComponentGreen New in version 16 dComponentGreen dComponentGreen	The Green component of image will be copied into the array.	dImageToArray
Versions 16 and later dComponentRed New in version 16 dComponentRed dComponentRed	The Red component of image will be copied into the array.	dImageToArray
Versions 16 and later dComponentRGB New in version 16 dComponentRGB dComponentRGB	All image components will be copied into the array.	dImageToArray
Versions 22 and later dDisplayAsynchronous New in version 22 dDisplayAsynchronous dDisplayAsynchronous	In browser code, used to optimize the drawing performances on an image. The Image control contains the drawing when the user action is over.	<Image>.StartDrawing, <Image variable>.StartDrawing
Versions 16 and later dDisplayManual New in version 16 dDisplayManual dDisplayManual	In browser code, used to carry over the display of drawing. The drawing will be displayed in the Image control once dDisplay will be used.	<Image>.StartDrawing, <Image variable>.StartDrawing
dErase	Erases the drawing found in the Image control.	<Image>.StartDrawing, <Image variable>.StartDrawing
Versions 16 and later dGrayScale New in version 16 dGrayScale dGrayScale	The image in grayscale will be copied into the array.	dImageToArray
dGridlinesOpacity	The drawing is displayed over gridlines in order to highlight the transparent or semi-transparent sections of drawing. The gridlines are not saved in the image.	<Image>.StartDrawing, <Image variable>.StartDrawing
dNoErase	Does not erase the drawing found in the Image control.	<Image>.StartDrawing, <Image variable>.StartDrawing
Versions 23 and later dNoShadow New in version 23 dNoShadow dNoShadow	Management mode of shadow: The window shadow is not kept when copying the window.	dCopyWindowImage
dOnChart	Used to draw in an Image control in which a chart was already drawn. In this case, the chart drawing is not erased.	<Image>.StartDrawing, <Image variable>.StartDrawing
Versions 17 and later drAdapt New in version 17 drAdapt drAdapt	Rotation option: The image is turned while it is enlarged. Then, its size is reduced to correspond to the initial image size.	<Image>.Rotation, <Image variable>.Rotation
drawAntiAliasing	Uses GDI+ to draw lines and circles without jagged effects. This mode is slower but the result is better than with the standard mode.	<Image>.ChangeMode, <Image variable>.ChangeMode
drawDefault	Drawing mode: Standard colors	<Image>.ChangeMode, <Image variable>.ChangeMode
drawXOR	Drawing mode: Colors applied using a "exclusive or" operation with the background. Erases a drawing if this option is used twice.	<Image>.ChangeMode, <Image variable>.ChangeMode
Versions 17 and later drDefault New in version 17 drDefault drDefault	Rotation option: Enlarge the image (if necessary) so that it corresponds to the dimensions of rotated image.	<Image>.Rotation, <Image variable>.Rotation
Versions 18 and later drHighQuality New in version 18 drHighQuality drHighQuality	Resizing option: In homothetic mode, improves the quality of the image when this one is reduced in relation to its initial size	<Image>.Resize, <Image variable>.Resize
Versions 17 and later drHomothetic New in version 17 drHomothetic drHomothetic	Resizing option: The 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.	<Image>.Resize, <Image variable>.Resize
Versions 17 and later drHomotheticCentered New in version 17 drHomotheticCentered drHomotheticCentered	Resizing option: The 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.	<Image>.Resize, <Image variable>.Resize
Versions 17 and later drHomotheticExtended New in version 17 drHomotheticExtended drHomotheticExtended	Resizing option: The image is stretched or reduced in order for the smallest side of the image to be entirely displayed.	<Image>.Resize, <Image variable>.Resize
Versions 17 and later drNoEnlarging New in version 17 drNoEnlarging drNoEnlarging	Rotation option: The image is turned but it is not enlarged.	<Image>.Rotation, <Image variable>.Rotation
Versions 17 and later drStretched New in version 17 drStretched drStretched	Resizing option: The image is stretched (if necessary) to correspond to the new specified width and to the new specified height.	<Image>.Resize, <Image variable>.Resize
Versions 17 and later drTiled New in version 17 drTiled drTiled	Resizing option: The image is tiled to occupy the entire new specified width and the entire new specified height.	<Image>.Resize, <Image variable>.Resize
dWithOpacity	Allows the opacity to be managed in the different drawing functions used by the Image control.	<Image>.StartDrawing, <Image variable>.StartDrawing
Versions 23 and later dWithShadow New in version 23 dWithShadow dWithShadow	Management mode of shadow: The window shadow is kept when copying the window.	dCopyWindowImage
Versions 21 and later gclDefault New in version 21 gclDefault gclDefault	Style of the text displayed in the link: The text of the link is underlined and it is colored in blue. The rollover cursor is shaped like a hand.	Versions 21 and later gClickableLink New in version 21 gClickableLink gClickableLink
Versions 21 and later gclNoFontModif New in version 21 gclNoFontModif gclNoFontModif	Style of the text displayed in the link: The text of the link is displayed in the initial style	Versions 21 and later gClickableLink New in version 21 gClickableLink gClickableLink
Versions 21 and later HatchCrossed New in version 21 HatchCrossed HatchCrossed	Style of hatching: Criss-crossed hatching.	Versions 21 and later Type Background New in version 21 Type Background Type Background
Versions 21 and later HatchCrossedDiagonal New in version 21 HatchCrossedDiagonal HatchCrossedDiagonal	Style of hatching: Diagonal cross hatching.	Versions 21 and later Type Background New in version 21 Type Background Type Background
Versions 21 and later HatchDiagonal New in version 21 HatchDiagonal HatchDiagonal	Style of hatching: Diagonal hatching at 60%.	Versions 21 and later Type Background New in version 21 Type Background Type Background
Versions 21 and later HatchDiagonalBottom New in version 21 HatchDiagonalBottom HatchDiagonalBottom	Style of hatching: Diagonal hatching at 120%.	Versions 21 and later Type Background New in version 21 Type Background Type Background
Versions 21 and later HatchHorizontal New in version 21 HatchHorizontal HatchHorizontal	Style of hatching: Horizontal hatching.	Versions 21 and later Type Background New in version 21 Type Background Type Background
Versions 21 and later HatchNone New in version 21 HatchNone HatchNone	Style of hatching: No hatching.	Versions 21 and later Type Background New in version 21 Type Background Type Background
Versions 21 and later HatchVertical New in version 21 HatchVertical HatchVertical	Style of hatching: Vertical hatching.	Versions 21 and later Type Background New in version 21 Type Background Type Background
Versions 19 and later icoFormatBMP New in version 19 icoFormatBMP icoFormatBMP	Image of the icon in BMP format.	Versions 19 and later Icon variable New in version 19 Icon variable Icon variable
Versions 19 and later icoFormatPNG New in version 19 icoFormatPNG icoFormatPNG	Image of icon in PNG format.	Versions 19 and later Icon variable New in version 19 Icon variable Icon variable
imgAddThumbnail	Adds a thumbnail into the image file (<File name>). This constant is ignored if a thumbnail is found in the image file displayed in the Image control.	<Image>.SaveJPEG
Versions 17 and later imgBGR New in version 17 imgBGR imgBGR	Type of image buffer used: Image in 24-bit Blue Green Red format	Versions 17 and later dTransferToImage New in version 17 dTransferToImage dTransferToImage
Versions 17 and later imgBGR32 New in version 17 imgBGR32 imgBGR32	Type of image buffer used: Image in 32-bit Blue Green Red format without alpha layer.	Versions 17 and later dTransferToImage New in version 17 dTransferToImage dTransferToImage
Versions 17 and later imgBGRA New in version 17 imgBGRA imgBGRA	Type of image buffer used: Image in 32-bit Blue Green Red format with alpha layer.	Versions 17 and later dTransferToImage New in version 17 dTransferToImage dTransferToImage
Versions 17 and later imgConvert New in version 17 imgConvert imgConvert	Mode for loading the image: Convert an image from the 8-bit format to the 24-bit format. This option is used to apply the effect algorithms to this image for example.	Versions 17 and later dLoadImage New in version 17 dLoadImage dLoadImage
Versions 17 and later imgDefault New in version 17 imgDefault imgDefault	Mode for loading the image: Load the image as it is.	Versions 17 and later dLoadImage New in version 17 dLoadImage dLoadImage
imgGrayScale	Allows you to save the image in black and white ("Grayscale" display mode)	<Image>.SaveJPEG, <Image variable>.SaveImageJPEG
imgProgressiveJPEG	Allows you to save the image in progressive JPEG format. This format is mainly used for the Web sites; it allows the pages to be loaded faster (the images being loaded and displayed progressively).	<Image>.SaveJPEG, <Image variable>.SaveImageJPEG
Versions 17 and later imgRGB32 New in version 17 imgRGB32 imgRGB32	Type of image buffer used: Image in 32-bit Red Green Blue format without alpha layer.	Versions 17 and later dTransferToImage New in version 17 dTransferToImage dTransferToImage
imgSaveTag	Saves the Exif tags. A new thumbnail is calculated if a thumbnail is found in the image file displayed in the Image control	<Image>.SaveJPEG, <Image variable>.SaveImageJPEG

The following constants (prefixed syntax) are used by the drawing functions.

Constant	Details	Function

Versions 21 and later BackgroundGradient New in version 21 BackgroundGradient BackgroundGradient	Type of background: Background with gradient colors.	Versions 21 and later Type Background New in version 21 Type Background Type Background
Versions 21 and later BackgroundHatched New in version 21 BackgroundHatched BackgroundHatched	Type of background: Hatched background.	Versions 21 and later Type Background New in version 21 Type Background Type Background
Versions 21 and later BackgroundSolid New in version 21 BackgroundSolid BackgroundSolid	Type of background: Solid background.	Versions 21 and later Type Background New in version 21 Type Background Type Background
Versions 21 and later BackgroundTransparent New in version 21 BackgroundTransparent BackgroundTransparent	Type of background: Transparent background.	Versions 21 and later Type Background New in version 21 Type Background Type Background
copyBlackness	Fills the Image control with black	dCopyBlt
copyDstInvert	Reverses the colors of destination Image control	dCopyBlt
copyImage	Combines the source image and the destination image by using the transparency information of destination image Can be used to include a logo in the destination image for example.	dCopyBlt
copyMergeCopy	Merges the source Image control and the destination Image control	dCopyBlt
copyMergePaint	Combines, via the "Logical AND" method, the source Image control and the "pattern" of destination Image control	dCopyBlt
copyNotSrcCopy	Reverses the colors of source Image control	dCopyBlt
copyNotSrcErase	Reverses, via the "Or" method, the combination between the source Image control and the destination Image control	dCopyBlt
copyPatCopy	Copies the "pattern" of source Image control into the destination Image control	dCopyBlt
copyPatInvert	Combines, via the "Exclusive Or" method, the pattern of source Image control and the "pattern" of destination Image control	dCopyBlt
copyPatPaint	Combines, via the "Or" method, the inverted source Image control and the "pattern" of destination Image control	dCopyBlt
copyScreen	Copies the screen	dCopyBlt
copySrcAnd	Combines, via the "and" method, the pixels of the Image image control and the pixels of destination Image control	dCopyBlt
copySrcCopy	Copies the source Image control into the destination Image control (simple copy)	dCopyBlt
copySrcErase	Reverses the destination Image control and combines the result with the copy of source Image control	dCopyBlt
copySrcInvert	Combines, via the "Exclusive Or" method, the pattern of source Image control and the "pattern" of destination Image control	dCopyBlt
copySrcPaint	Combines, via the "Or" method, the pixels of source Image control and the pixels of destination Image control	dCopyBlt
copyWhiteness	Fills the Image control with white	dCopyBlt
Versions 16 and later dComponentBlue New in version 16 dComponentBlue dComponentBlue	The Blue component of image will be copied into the array.	dImageToArray
Versions 16 and later dComponentGreen New in version 16 dComponentGreen dComponentGreen	The Green component of image will be copied into the array.	dImageToArray
Versions 16 and later dComponentRed New in version 16 dComponentRed dComponentRed	The Red component of image will be copied into the array.	dImageToArray
Versions 16 and later dComponentRGB New in version 16 dComponentRGB dComponentRGB	All image components will be copied into the array.	dImageToArray
Versions 22 and later dDisplayAsynchronous New in version 22 dDisplayAsynchronous dDisplayAsynchronous	In browser code, used to optimize the drawing performances on an image. The Image control contains the drawing when the user action is over.	<Image>.StartDrawing, <Image variable>.StartDrawing
Versions 16 and later dDisplayManual New in version 16 dDisplayManual dDisplayManual	In browser code, used to carry over the display of drawing. The drawing will be displayed in the Image control once dDisplay will be used.	<Image>.StartDrawing, <Image variable>.StartDrawing
dErase	Erases the drawing found in the Image control.	<Image>.StartDrawing, <Image variable>.StartDrawing
Versions 16 and later dGrayScale New in version 16 dGrayScale dGrayScale	The image in grayscale will be copied into the array.	dImageToArray
dGridlinesOpacity	The drawing is displayed over gridlines in order to highlight the transparent or semi-transparent sections of drawing. The gridlines are not saved in the image.	<Image>.StartDrawing, <Image variable>.StartDrawing
dNoErase	Does not erase the drawing found in the Image control.	<Image>.StartDrawing, <Image variable>.StartDrawing
Versions 23 and later dNoShadow New in version 23 dNoShadow dNoShadow	Management mode of shadow: The window shadow is not kept when copying the window.	dCopyWindowImage
dOnChart	Used to draw in an Image control in which a chart was already drawn. In this case, the chart drawing is not erased.	<Image>.StartDrawing, <Image variable>.StartDrawing
Versions 17 and later drAdapt New in version 17 drAdapt drAdapt	Rotation option: The image is turned while it is enlarged. Then, its size is reduced to correspond to the initial image size.	<Image>.Rotation, <Image variable>.Rotation
drawAntiAliasing	Uses GDI+ to draw lines and circles without jagged effects. This mode is slower but the result is better than with the standard mode.	<Image>.ChangeMode, <Image variable>.ChangeMode
drawDefault	Drawing mode: Standard colors	<Image>.ChangeMode, <Image variable>.ChangeMode
drawXOR	Drawing mode: Colors applied using a "exclusive or" operation with the background. Erases a drawing if this option is used twice.	<Image>.ChangeMode, <Image variable>.ChangeMode
Versions 17 and later drDefault New in version 17 drDefault drDefault	Rotation option: Enlarge the image (if necessary) so that it corresponds to the dimensions of rotated image.	<Image>.Rotation, <Image variable>.Rotation
Versions 18 and later drHighQuality New in version 18 drHighQuality drHighQuality	Resizing option: In homothetic mode, improves the quality of the image when this one is reduced in relation to its initial size	<Image>.Resize, <Image variable>.Resize
Versions 17 and later drHomothetic New in version 17 drHomothetic drHomothetic	Resizing option: The 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.	<Image>.Resize, <Image variable>.Resize
Versions 17 and later drHomotheticCentered New in version 17 drHomotheticCentered drHomotheticCentered	Resizing option: The 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.	<Image>.Resize, <Image variable>.Resize
Versions 17 and later drHomotheticExtended New in version 17 drHomotheticExtended drHomotheticExtended	Resizing option: The image is stretched or reduced in order for the smallest side of the image to be entirely displayed.	<Image>.Resize, <Image variable>.Resize
Versions 17 and later drNoEnlarging New in version 17 drNoEnlarging drNoEnlarging	Rotation option: The image is turned but it is not enlarged.	<Image>.Rotation, <Image variable>.Rotation
Versions 17 and later drStretched New in version 17 drStretched drStretched	Resizing option: The image is stretched (if necessary) to correspond to the new specified width and to the new specified height.	<Image>.Resize, <Image variable>.Resize
Versions 17 and later drTiled New in version 17 drTiled drTiled	Resizing option: The image is tiled to occupy the entire new specified width and the entire new specified height.	<Image>.Resize, <Image variable>.Resize
dWithOpacity	Allows the opacity to be managed in the different drawing functions used by the Image control.	<Image>.StartDrawing, <Image variable>.StartDrawing
Versions 23 and later dWithShadow New in version 23 dWithShadow dWithShadow	Management mode of shadow: The window shadow is kept when copying the window.	dCopyWindowImage
Versions 21 and later gclDefault New in version 21 gclDefault gclDefault	Style of the text displayed in the link: The text of the link is underlined and it is colored in blue. The rollover cursor is shaped like a hand.	Versions 21 and later gClickableLink New in version 21 gClickableLink gClickableLink
Versions 21 and later gclNoFontModif New in version 21 gclNoFontModif gclNoFontModif	Style of the text displayed in the link: The text of the link is displayed in the initial style	Versions 21 and later gClickableLink New in version 21 gClickableLink gClickableLink
Versions 21 and later HatchCrossed New in version 21 HatchCrossed HatchCrossed	Style of hatching: Criss-crossed hatching.	Versions 21 and later Type Background New in version 21 Type Background Type Background
Versions 21 and later HatchCrossedDiagonal New in version 21 HatchCrossedDiagonal HatchCrossedDiagonal	Style of hatching: Diagonal cross hatching.	Versions 21 and later Type Background New in version 21 Type Background Type Background
Versions 21 and later HatchDiagonal New in version 21 HatchDiagonal HatchDiagonal	Style of hatching: Diagonal hatching at 60%.	Versions 21 and later Type Background New in version 21 Type Background Type Background
Versions 21 and later HatchDiagonalBottom New in version 21 HatchDiagonalBottom HatchDiagonalBottom	Style of hatching: Diagonal hatching at 120%.	Versions 21 and later Type Background New in version 21 Type Background Type Background
Versions 21 and later HatchHorizontal New in version 21 HatchHorizontal HatchHorizontal	Style of hatching: Horizontal hatching.	Versions 21 and later Type Background New in version 21 Type Background Type Background
Versions 21 and later HatchNone New in version 21 HatchNone HatchNone	Style of hatching: No hatching.	Versions 21 and later Type Background New in version 21 Type Background Type Background
Versions 21 and later HatchVertical New in version 21 HatchVertical HatchVertical	Style of hatching: Vertical hatching.	Versions 21 and later Type Background New in version 21 Type Background Type Background
Versions 19 and later icoFormatBMP New in version 19 icoFormatBMP icoFormatBMP	Image of the icon in BMP format.	Versions 19 and later Icon variable New in version 19 Icon variable Icon variable
Versions 19 and later icoFormatPNG New in version 19 icoFormatPNG icoFormatPNG	Image of icon in PNG format.	Versions 19 and later Icon variable New in version 19 Icon variable Icon variable
imgAddThumbnail	Adds a thumbnail into the image file (<File name>). This constant is ignored if a thumbnail is found in the image file displayed in the Image control.	<Image>.SaveJPEG
Versions 17 and later imgBGR New in version 17 imgBGR imgBGR	Type of image buffer used: Image in 24-bit Blue Green Red format	Versions 17 and later dTransferToImage New in version 17 dTransferToImage dTransferToImage
Versions 17 and later imgBGR32 New in version 17 imgBGR32 imgBGR32	Type of image buffer used: Image in 32-bit Blue Green Red format without alpha layer.	Versions 17 and later dTransferToImage New in version 17 dTransferToImage dTransferToImage
Versions 17 and later imgBGRA New in version 17 imgBGRA imgBGRA	Type of image buffer used: Image in 32-bit Blue Green Red format with alpha layer.	Versions 17 and later dTransferToImage New in version 17 dTransferToImage dTransferToImage
Versions 17 and later imgConvert New in version 17 imgConvert imgConvert	Mode for loading the image: Convert an image from the 8-bit format to the 24-bit format. This option is used to apply the effect algorithms to this image for example.	Versions 17 and later dLoadImage New in version 17 dLoadImage dLoadImage
Versions 17 and later imgDefault New in version 17 imgDefault imgDefault	Mode for loading the image: Load the image as it is.	Versions 17 and later dLoadImage New in version 17 dLoadImage dLoadImage
imgGrayScale	Allows you to save the image in black and white ("Grayscale" display mode)	<Image>.SaveJPEG, <Image variable>.SaveImageJPEG
imgProgressiveJPEG	Allows you to save the image in progressive JPEG format. This format is mainly used for the Web sites; it allows the pages to be loaded faster (the images being loaded and displayed progressively).	<Image>.SaveJPEG, <Image variable>.SaveImageJPEG
Versions 17 and later imgRGB32 New in version 17 imgRGB32 imgRGB32	Type of image buffer used: Image in 32-bit Red Green Blue format without alpha layer.	Versions 17 and later dTransferToImage New in version 17 dTransferToImage dTransferToImage
imgSaveTag	Saves the Exif tags. A new thumbnail is calculated if a thumbnail is found in the image file displayed in the Image control	<Image>.SaveJPEG, <Image variable>.SaveImageJPEG