dxCoreGraphics Unit
Interfaces
#Classes
Name | Description |
---|---|
Tdx |
Stores and manages two color palettes with named colors used in UI elements. |
Tdx |
The base class for all classes that implement color palette containers in DevExpress products. |
Tdx |
The base class for all classes that implement simple memory buffers for DIB images. |
Tdx |
A memory DC-based buffer for DIB images. |
Tdx |
A simple palette container that stores two colors. |
#Interfaces
Name | Description |
---|---|
Idx |
Exposes the functions that return stroke and fill colors by their names in corresponding palettes. |
#Records
Name | Description |
---|---|
Tdx |
Stores Tdx |
#Enums
Name | Description |
---|---|
Tdx |
Enumerates available states of pixel transparency information that bitmaps can store. |
Tdx |
Enumerates measurement units used to specify visual element dimensions and font sizes in DevExpress VCL controls. |
#Methods
Name | Description |
---|---|
cx |
Returns the color depth of a bitmap image stored in the specified bitmap container. |
dx |
Converts a specified Tdx |
dx |
|
dx |
Converts a specified Tdx |
dx |
Converts a specified TColor value to the Tdx |
dx |
Converts a specified TColor value to the TRGBQuad type. |
dx |
Returns the header information of a specified bitmap object. |
dx |
|
dx |
Extracts the alpha value (also called transparency level) from a specified color. |
dx |
|
dx |
Identifies if the specified bitmap includes pixel transparency information (and whether it is in use). |
dx |
Returns a record populated with pixel data and image information by the specified bitmap handle. |
dx |
Extracts the blue color component value from a specified color. |
dx |
Returns settings of a brush object identified by its handle. |
dx |
|
dx |
|
dx |
Returns settings of a font object identified by its handle. |
dx |
Extracts the green color component value from a specified color. |
dx |
Returns settings of a pen object identified by its handle. |
dx |
Extracts the red color component value from a specified color. |
dx |
Identifies if the content of two specified image containers is identical. |
dx |
Determines if the alpha channel is used in a specified bitmap object. |
dx |
|
dx |
|
dx |
Creates a Tdx |
dx |
Converts a specified TRGBQuad value to the TColor type. |
Get |
|
Get |
Obtains pixel data from individual scanlines of a specified bitmap object. |
Set |
Stores pixel data to a specified bitmap object. |
#Constants
Name | Description |
---|---|
Alpha |
Specifies the hexadecimal value that corresponds to the non-transparent Tdx |
Alpha |
Specifies the right bit shift that corresponds to alpha component bits in a Tdx |
Blue |
Specifies the hexadecimal value that corresponds to the blue Tdx |
Blue |
Specifies the right bit shift corresponding to blue component bits in a Tdx |
dxac |
Stores the Tdx |
dxac |
Stores the special “empty” Tdx |
Green |
Specifies the hexadecimal value corresponding to the green Tdx |
Green |
Specifies the right bit shift corresponding to green component bits in a Tdx |
Red |
Specifies the hexadecimal value corresponding to the red Tdx |
Red |
Specifies the right bit shift corresponding to red component bits in a Tdx |
#Types
Name | Description |
---|---|
Pdx |
The pointer to a Tdx |
Tdx |
A value that stores red, green, blue, and alpha (opacity) color components. |
Tdx |
|
TRGBColors | An array of TRGBQuad values used to store pixel data. |