ExportBMP(); Export a chart image as a bit-map to a file |
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ExportBMPtoRamFile(); Export a chart image as a bit-map to a RAM file |
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ExportGIF(); Export a chart image as a .GIF file |
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ExportGIFtoMemory(); Export a chart image as a .GIF image to memory |
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ExportPNG(); Export a chart image as a PNG image to a file |
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ExportPNGToMemory(); Export a chart image as a PNG image to memory |
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SaveImageToFile(); Save the image of a graph to a file in any format |
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SaveImageToMemory(); Save the image of a graph to memory in any format |
This function exports a chart as a Windows 8-bit bitmap (.BMP) file at szOutFile. |
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Syntax: |
INT16 PUBLIC ExportBMP ( |
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Input: |
pGraph: A graph pointer allocated by AllocGraphPtr |
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szOutFile: File where chart image will be written |
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cxBounds: X-coordinate size of graph in pixels |
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cyBounds: Y-coordinate size of graph in pixels |
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Return: |
INT16 |
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Value |
Description |
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E00_OK = |
Successful |
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Any other value = |
Failure |
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Also See: |
ExportBMPToRamFile(), ExportGIF(), ExportGIFToMemory(), ExportPNG(), ExportPNGToMemory() |
This function exports a chart as a Windows 8-bit bitmap (.BMP) image file to a RAM file. |
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Syntax: |
INT16 PUBLIC |
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Input: |
pGraph: A graph pointer allocated by AllocGraphPtr |
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ppRamFile: Pointer to a RamFilePtr where a RAM file pointer will be stored on return. |
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pnSize; Pointer to an unsigned 32-bit integer where the size of the BMP will be stored on return. |
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cxBounds/cyBounds: x/y coordinate size of graph in pixels |
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bWantFileHeader: TRUE = File stream starts with BITMAPFILEHADER information |
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Return: |
INT16 |
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Value |
Description |
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E00_OK = |
Successful |
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Any other value = |
Failure |
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Also See: |
ExportBMP(), ExportGIF(), ExportGIFToMemory(), ExportPNG(), ExportPNGToMemory() |
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This function exports the appearance of the graph identified by pGraph to the .GIF file identified by szOutFile. |
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Syntax: |
INT16 PUBLIC |
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Input: |
pGraph: A graph pointer allocated by AllocGraphPtr() |
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szOutFile: File where chart image will be written |
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cxBounds: x-coordinate size of graph in pixels. Must be a multiple of 8. |
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cyBounds: y-coordinate size of graph in pixels. |
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bTransparent: TRUE = Unpainted pixels are transparent / FALSE = Unpainted pixels are not transparent |
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bInterlaced: TRUE = GIF image is interlaced / FALSE = GIF image is not interlaced |
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pPalette: External Palette |
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bUseLZWCompression: TRUE = Use LZW compression / FALSE = Run-Length Encoded |
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Return: |
INT16: |
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Value |
Description |
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E00_OK = |
Successful |
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E00_FILE_WRITE_ERROR= |
Failure |
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Notes: |
1. |
This function is PLATFORM-SPECIFIC since the format of a color bitmap image differs from system to system |
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2. |
The X-dimension must be a multiple of eight. PGSDK does not handle partial bytes in its GIF imaging code. |
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Also See: |
ExportBMP(), ExportBMPToRamFile(), ExportGIFToMemory(), ExportPNG(), ExportPNGToMemory() |
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This function allocates and opens a RAM file and exports the graph (pGraph) as a .GIF image in memory. |
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Syntax: |
INT16 PUBLIC ExportGIFtoMemory ( |
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Input: |
pGraph: A graph pointer allocated by AllocGraphPtr() |
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ppMemAd: Address of File in Memory |
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pnSize; Pointer to an unsigned 32-bit integer where the size of the GIF will be stored on return. |
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cxBounds: x-coordinate size of graph in pixels. Must be a multiple of 8. |
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cyBounds: y-coordinate size of graph in pixels |
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bTransparent: TRUE = Unpainted pixels are transparent / FALSE = Unpainted pixels are not transparent |
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bInterlaced: TRUE = GIF image is interlaced / FALSE = GIF image is not interlaced |
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pPalette: External Palette |
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bUseLZWCompression: TRUE = Use LZW compression / FALSE = Run-Length Encoded |
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Return: |
INT16: |
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Value |
Description |
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E00_OK = |
Successful |
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E00_FILE_WRITE_ERROR= |
Failure |
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E00_MEM_ERROR= |
Memory Error |
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Notes: |
1. |
This function is PLATFORM-SPECIFIC since the format of a color bitmap image differs from system to system |
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2. |
The X-dimension must be a multiple of eight. PGSDK does not handle partial bytes in its GIF imaging code. |
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Also See: |
ExportBMP(), ExportBMPToRamFile(), ExportGIF(), ExportPNG(), ExportPNGToMemory() |
This function exports a chart as a PNG image to a file. |
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Syntax: |
INT16 PUBLIC |
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Input: |
pGraph: A graph pointer allocated by AllocGraphPtr() |
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file: File where chart image will be written |
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imgWidth: Image width (in pixels) |
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imgHeight: Image height (in pixels) |
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transBackground: TRUE = Make chart background area transparent. |
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palettePtr: External Palette |
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Return: |
INT16: |
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Value |
Description |
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E00_OK = |
Successful |
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Any other value = |
Failure |
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Notes: |
Your environment must provide the Freeware PNG Compression Library (LibPNG.LIB). |
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Also See: |
ExportBMP(), ExportBMPToRamFile(), ExportGIF(), ExportGIFToMemory(), ExportPNGToMemory() |
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This function exports a chart as a PNG image to memory. |
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Syntax: |
INT16 PUBLIC |
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Input: |
pGraph: A graph pointer allocated by AllocGraphPtr() |
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memAddress: Pointer to a MEMPTR where the address of the PNG file in memory will be stored on return. |
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fileSize; Pointer to an unsigned 32-bit integer where the size of the PNG image will be stored on return. |
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imgWidth: Image width (in pixels) |
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imgHeight: Image height (in pixels) |
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transBackground: TRUE = Make chart background area transparent. |
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palettePtr: External Palette |
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Return: |
INT16: |
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Value |
Description |
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E00_OK = |
Successful |
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Any other value = |
Failure |
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Notes: |
Your environment must provide the Freeware PNG Compression Library (LibPNG.LIB). |
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Also See: |
ExportBMP(), ExportBMPToRamFile(), ExportGIF(), ExportGIFToMemory(), ExportPNG() |
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This function saves an image of a graph in any file format and copies it to a file. |
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Syntax: |
INT16 PUBLIC |
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Input: |
pGraph; Pointer to a Graph structure |
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nWidth; Width in pixels |
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nHeight; Height in pixels |
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nFormat; A value from the FileType enum: |
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FileType |
Value |
Description |
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EXPORT_FILE_JPEG |
0= |
JPEG file format |
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EXPORT_FILE_PNG |
1= |
PNG file format |
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EXPORT_FILE_PCT |
2= |
PCT file format |
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EXPORT_FILE_PCX |
3= |
PCX file format |
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EXPORT_FILE_PSD |
4= |
PSD file format |
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EXPORT_FILE_TGA |
5= |
TGA file format |
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EXPORT_FILE_TIF |
6= |
TIFF file format |
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EXPORT_FILE_BMP |
7= |
BMP file format |
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nDepth; Depth of image |
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nResolution; Image resolution |
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szFileName; File Name |
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Return: |
INT16; E00_OK, ERROR_MEMORY_TOO_LOW, E00_MEM_ERROR, E00_INVALID_PARAMETER, E00_NOT_IMPLEMENTED |
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Notes: |
This function requires the LeadTools v.11 libraries (ltdis_n.lib, ltkrn_n.lib, ltfil_n.lib) |
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Also See: |
This function saves an image of a graph in any file format and copies it to memory. |
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Syntax: |
INT16 PUBLIC |
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Input: |
pGraph; Pointer to a Graph structure |
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nWidth; Width in pixels |
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nHeight; Height in pixels |
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nFormat; A value from the FileType enum: |
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FileType |
Value |
Description |
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EXPORT_FILE_JPEG |
0= |
JPEG file format |
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EXPORT_FILE_PNG |
1= |
PNG file format |
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EXPORT_FILE_PCT |
2= |
PCT file format |
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EXPORT_FILE_PCX |
3= |
PCX file format |
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EXPORT_FILE_PSD |
4= |
PSD file format |
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EXPORT_FILE_TGA |
5= |
TGA file format |
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EXPORT_FILE_TIF |
6= |
TIFF file format |
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EXPORT_FILE_BMP |
7= |
BMP file format |
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nDepth; Depth of image |
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nResolution; Image resolution |
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pMemory; Memory pointer |
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pSize; Size of memory at pMemory |
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Return: |
INT16; E00_OK, ERROR_MEMORY_TOO_LOW, E00_MEM_ERROR, E00_INVALID_PARAMETER, E00_NOT_IMPLEMENTED |
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Notes: |
This function requires the LeadTools v.11 libraries (ltdis_n.lib, ltkrn_n.lib, ltfil_n.lib) |
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Also See: |