MiniGUI V1.6.9 API Reference: gdi.h File Reference

Defines

#define PIXEL_invalid 0

Invalid pixel.

#define PIXEL_transparent SysPixelIndex[0]

Transparent.

#define PIXEL_darkblue SysPixelIndex[1]

Dark blue.

#define PIXEL_darkgreen SysPixelIndex[2]

Dark green.

#define PIXEL_darkcyan SysPixelIndex[3]

Dark cyan.

#define PIXEL_darkred SysPixelIndex[4]

Dark red.

#define PIXEL_darkmagenta SysPixelIndex[5]

Dark magenta.

#define PIXEL_darkyellow SysPixelIndex[6]

Dark yellow.

#define PIXEL_darkgray SysPixelIndex[7]

Dark gray.

#define PIXEL_lightgray SysPixelIndex[8]

Light gray.

#define PIXEL_blue SysPixelIndex[9]

Blue.

#define PIXEL_green SysPixelIndex[10]

Green.

#define PIXEL_cyan SysPixelIndex[11]

Cyan.

#define PIXEL_red SysPixelIndex[12]

Red.

#define PIXEL_magenta SysPixelIndex[13]

Magenta.

#define PIXEL_yellow SysPixelIndex[14]

Yellow.

#define PIXEL_lightwhite SysPixelIndex[15]

Light white.

#define PIXEL_black SysPixelIndex[16]

Black.

#define COLOR_invalid PIXEL_invalid

#define COLOR_transparent PIXEL_transparent

#define COLOR_darkred PIXEL_darkred

#define COLOR_darkgreen PIXEL_darkgreen

#define COLOR_darkyellow PIXEL_darkyellow

#define COLOR_darkblue PIXEL_darkblue

#define COLOR_darkmagenta PIXEL_darkmagenta

#define COLOR_darkcyan PIXEL_darkcyan

#define COLOR_lightgray PIXEL_lightgray

#define COLOR_darkgray PIXEL_darkgray

#define COLOR_red PIXEL_red

#define COLOR_green PIXEL_green

#define COLOR_yellow PIXEL_yellow

#define COLOR_blue PIXEL_blue

#define COLOR_magenta PIXEL_magenta

#define COLOR_cyan PIXEL_cyan

#define COLOR_lightwhite PIXEL_lightwhite

#define COLOR_black PIXEL_black

#define SysColorIndex SysPixelIndex

#define InitFreeClipRectList(heap, size) InitBlockDataHeap (heap, sizeof (CLIPRECT), size)

Initializes the private block data heap used to allocate clipping rectangles.

#define ClipRectAlloc(heap) BlockDataAlloc (heap)

Allocates a clipping rectangles from the private block data heap.

#define FreeClipRect(heap, cr) BlockDataFree (heap, cr);

Frees a clipping rectangle which is allocated from the private block data heap.

#define DestroyFreeClipRectList(heap) DestroyBlockDataHeap (heap);

Destroys the private block data heap used to allocate clipping rectangles.

#define UnionRectWithRegion AddClipRect

Is an alias of AddClipRect.

#define CopyRegion ClipRgnCopy

Is an alias of ClipRgnCopy.

#define IntersectRegion ClipRgnIntersect

Is an alias of ClipRgnIntersect.

#define HDC_SCREEN 0

Handle to the device context of the whole screen.

#define HDC_INVALID 0

Indicates an invalid handle to device context.

#define CreateCompatibleDC(hdc) CreateCompatibleDCEx(hdc, 0, 0);

Creates a memory DC which is compatible with a given DC.

#define DeleteCompatibleDC(hdc) DeleteMemDC(hdc)

Deletes a memory DC.

#define LockYUVOverlay GAL_LockYUVOverlay

Is an alias of GAL_LockYUVOverlay.

#define UnlockYUVOverlay GAL_UnlockYUVOverlay

Is an alias of GAL_UnlockYUVOverlay.

#define FreeYUVOverlay GAL_FreeYUVOverlay

Is an alias of GAL_FreeYUVOverlay.

#define SetGamma GAL_SetGamma

Is an alias of GAL_SetGamma.

#define SetGammaRamp GAL_SetGammaRamp

Is an alias of GAL_SetGammaRamp.

#define GetGammaRamp GAL_GetGammaRamp

Is an alias of GAL_GetGammaRamp.

#define GetBkColor(hdc) (gal_pixel) GetDCAttr (hdc, DC_ATTR_BK_COLOR)

Gets the background color of a DC.

#define GetBkMode(hdc) (int) GetDCAttr (hdc, DC_ATTR_BK_MODE)

Gets the background mode of a DC.

#define GetPenColor(hdc) (gal_pixel) GetDCAttr (hdc, DC_ATTR_PEN_COLOR)

Gets the pen color of a DC.

#define GetBrushColor(hdc) (gal_pixel) GetDCAttr (hdc, DC_ATTR_BRUSH_COLOR)

Gets the brush color of a DC.

#define GetTextColor(hdc) (gal_pixel) GetDCAttr (hdc, DC_ATTR_TEXT_COLOR)

Gets the text color of a DC.

#define GetTabStop(hdc) (int) GetDCAttr (hdc, DC_ATTR_TAB_STOP)

Gets the tabstop value of a DC.

#define SetBkColor(hdc, color) (gal_pixel) SetDCAttr (hdc, DC_ATTR_BK_COLOR, (DWORD) color)

Sets the background color of a DC to a new value.

#define SetBkMode(hdc, mode) (int) SetDCAttr (hdc, DC_ATTR_BK_MODE, (DWORD) mode)

Sets the background color of a DC to a new mode.

#define SetPenColor(hdc, color) (gal_pixel) SetDCAttr (hdc, DC_ATTR_PEN_COLOR, (DWORD) color)

Sets the pen color of a DC to a new value.

#define SetBrushColor(hdc, color) (gal_pixel) SetDCAttr (hdc, DC_ATTR_BRUSH_COLOR, (DWORD) color)

Sets the brush color of a DC to a new value.

#define SetTextColor(hdc, color) (gal_pixel) SetDCAttr (hdc, DC_ATTR_TEXT_COLOR, (DWORD) color)

Sets the text color of a DC to a new value.

#define SetTabStop(hdc, value) (int) SetDCAttr (hdc, DC_ATTR_TAB_STOP, (DWORD) value)

Sets the tabstop of a DC to a new value.

#define DrawHDotLine(hdc, x, y, w) DrawHVDotLine (hdc, x, y, w, TRUE);

Draws a horizontal dot dash line.

#define DrawVDotLine(hdc, x, y, h) DrawHVDotLine (hdc, x, y, h, FALSE);

Draws a vertical dot line.

#define GetPenType(hdc) (PenType) GetDCAttr (hdc, DC_ATTR_PEN_TYPE)

Gets the pen type of a DC.

#define SetPenType(hdc, type) (PenType) SetDCAttr (hdc, DC_ATTR_PEN_TYPE, (DWORD) type)

Sets the pen type of a DC to a new type.

#define GetPenCapStyle(hdc) (PTCapStyle) GetDCAttr (hdc, DC_ATTR_PEN_CAP_STYLE)

Gets the pen cap style of a DC.

#define SetPenCapStyle(hdc, style) (PTCapStyle) SetDCAttr (hdc, DC_ATTR_PEN_CAP_STYLE, (DWORD) style)

Sets the pen type of a DC to a new type.

#define GetPenJoinStyle(hdc) (PTJoinStyle) GetDCAttr (hdc, DC_ATTR_PEN_JOIN_STYLE)

Gets the pen join style of a DC.

#define SetPenJoinStyle(hdc, style) (PTJoinStyle) SetDCAttr (hdc, DC_ATTR_PEN_JOIN_STYLE, (DWORD) style)

Sets the pen type of a DC to a new type.

#define GetPenWidth(hdc) (unsigned int) GetDCAttr (hdc, DC_ATTR_PEN_WIDTH)

Gets the pen width of a DC.

#define SetPenWidth(hdc, width) (unsigned int) SetDCAttr (hdc, DC_ATTR_PEN_WIDTH, (DWORD) width)

Sets the pen width of a DC to a new width.

#define GetBrushType(hdc) (BrushType) GetDCAttr (hdc, DC_ATTR_BRUSH_TYPE)

Gets the brush type of a DC.

#define SetBrushType(hdc, type) (BrushType) SetDCAttr (hdc, DC_ATTR_BRUSH_TYPE, (DWORD) type)

Sets the brush type of a DC to a new type.

#define GetMapMode(hdc) (int)GetDCAttr (hdc, DC_ATTR_MAP_MODE)

Retrives the current mapping mode of a DC.

#define SetMapMode(hdc, mapmode) (int)SetDCAttr (hdc, DC_ATTR_MAP_MODE, (DWORD)mapmode)

Sets the mapping mode of a display context.

#define GetViewportOrg(hdc, pPt) GetDCLCS(hdc, DC_LCS_VORG, pPt)

Retrieves the x-coordinates and y-coordinates of the viewport origin for a device context.

#define GetViewportExt(hdc, pPt) GetDCLCS(hdc, DC_LCS_VEXT, pPt)

Retrieves the x-extents and y-extents of the current viewport for a device context.

#define GetWindowOrg(hdc, pPt) GetDCLCS(hdc, DC_LCS_WORG, pPt)

Retrieves the x-coordinates and y-coordinates of the window for a device context.

#define GetWindowExt(hdc, pPt) GetDCLCS(hdc, DC_LCS_WEXT, pPt)

Retrieves the x-extents and y-extents of the current window for a device context.

#define SetViewportOrg(hdc, pPt) SetDCLCS(hdc, DC_LCS_VORG, pPt)

Sets the x-coordinates and y-coordinates of the viewport origin for a device context.

#define SetViewportExt(hdc, pPt) SetDCLCS(hdc, DC_LCS_VEXT, pPt)

Sets the x-extents and y-extents of the current viewport for a device context.

#define SetWindowOrg(hdc, pPt) SetDCLCS(hdc, DC_LCS_WORG, pPt)

Sets the x-coordinates and y-coordinates of the window for a device context.

#define SetWindowExt(hdc, pPt) SetDCLCS(hdc, DC_LCS_WEXT, pPt)

Sets the x-extents and y-extents of the current window for a device context.

#define CreateIcon(hdc, w, h, AndBits, XorBits, colornum) CreateIconEx(hdc, w, h, AndBits, XorBits, colornum, NULL)

#define RECTWP(prc) (prc->right - prc->left)

Gets the width of a RECT object by using the pointer to it.

#define RECTHP(prc) (prc->bottom - prc->top)

Gets the height of a RECT object by using the pointer to it.

#define RECTW(rc) (rc.right - rc.left)

Gets the width of a RECT object.

#define RECTH(rc) (rc.bottom - rc.top)

Gets the height of a RECT object.

#define FONT_CHARSET_GB1988_0 "GB1988-0"

EUC encoding of GB1988 charset, treat as ISO8859-1.

#define FONT_CHARSET_GB2312_0 "GB2312-0"

EUC encoding of GB2312 charset.

#define FONT_CHARSET_GB18030_0 "GB18030-0"

EUC encoding of GB18030 charset.

#define FONT_CHARSET_EUCTW "EUC-TW"

EUC encoding of CNS11643 charset, not supported.

#define FONT_CHARSET_KSC5636_0 "KSC5636-0"

EUC encoding of KSC5636 charset, treat as ISO8859-1.

#define FONT_CHARSET_KSC5601_0 "KSC5601-0"

EUC encoding of KSC5601 charset.

#define FONT_CHARSET_JISX0201_0 "JISX0201-0"

EUC encoding of JISX0201 charset.

#define FONT_CHARSET_JISX0208_0 "JISX0208-0"

EUC encoding of JISX0208 charset.

#define FONT_CHARSET_JISX0201_1 "JISX0201-1"

Shift-JIS encoding of JISX0201 charset.

#define FONT_CHARSET_JISX0208_1 "JISX0208-1"

Shift-JIS encoding of JISX0208 charset.

#define FONT_CHARSET_ISO_10646_1 "ISO-10646-1"

UCS-2 encoding of UNICODE.

#define INV_LOGFONT 0

Invalid logfont.

#define SYSLOGFONT_DEFAULT 0

#define SYSLOGFONT_WCHAR_DEF 1

#define SYSLOGFONT_FIXED 2

#define SYSLOGFONT_CAPTION 3

#define SYSLOGFONT_MENU 4

#define SYSLOGFONT_CONTROL 5

#define GetTextCharacterExtra(hdc) (int)GetDCAttr (hdc, DC_ATTR_CHAR_EXTRA)

Retrives the current intercharacter spacing for the DC.

#define GetTextAboveLineExtra(hdc) (int)GetDCAttr (hdc, DC_ATTR_ALINE_EXTRA)

Retrives the current spacing above line for the DC.

#define GetTextBellowLineExtra(hdc) (int)GetDCAttr (hdc, DC_ATTR_BLINE_EXTRA)

Retrives the current spacing bellow line for the DC.

#define SetTextCharacterExtra(hdc, extra) (int)SetDCAttr (hdc, DC_ATTR_CHAR_EXTRA, (DWORD) extra)

Sets the intercharacter spacing for the DC and returns the old spacing value.

#define SetTextAboveLineExtra(hdc, extra) (int)SetDCAttr (hdc, DC_ATTR_ALINE_EXTRA, (DWORD) extra)

Sets the spacing above line for the DC and returns the old value.

#define SetTextBellowLineExtra(hdc, extra) (int)SetDCAttr (hdc, DC_ATTR_BLINE_EXTRA, (DWORD) extra)

Sets the spacing bellow line for the DC and returns the old value.

#define TextOut(hdc, x, y, text) TextOutLen (hdc, x, y, text, -1)

Outputs text.

#define TabbedTextOut(hdc, x, y, text) TabbedTextOutLen (hdc, x, y, text, -1)

Outputs formatted text.

#define DrawText(hdc, text, n, rc, format) DrawTextEx2 (hdc, text, n, rc, 0, format, NULL)

Draws a formatted text in a rectangle.

#define DrawTextEx(hdc, text, n, rc, indent, format) DrawTextEx2 (hdc, text, n, rc, indent, format, NULL)

Draws a formatted text in a rectangle.

#define LoadBitmap LoadBitmapFromFile

An alias of LoadBitmapFromFile.

#define LoadMyBitmap LoadMyBitmapFromFile

Alias of LoadMyBitmapFromFile.

Typedefs

typedef _BLOCKHEAP BLOCKHEAP

typedef BLOCKHEAP * PBLOCKHEAP

Data type of the pointer to a BLOCKHEAP.

typedef _BITMAP BITMAP

typedef BITMAP * PBITMAP

Data type of pointer to a BITMAP.

typedef _MYBITMAP MYBITMAP

typedef _MYBITMAP * PMYBITMAP

Data type of pointer to a struct _MYBITMAP.

typedef _CLIPRECT CLIPRECT

typedef _CLIPRGN CLIPRGN

typedef CLIPRGN * PCLIPRGN

Data type of the pointer to a CLIPRGN.

typedef _GAL_Overlay GAL_Overlay

typedef void(* CB_LINE )(void *context, int stepx, int stepy)

The type of line generator callback.

typedef void(* CB_CIRCLE )(void *context, int x1, int x2, int y)

The type of circle generator callback.

typedef void(* CB_ELLIPSE )(void *context, int x1, int x2, int y)

The type of ellipse generator callback.

typedef void(* CB_ARC )(void *context, int x, int y)

The type of arc generator callback.

typedef void(* CB_POLYGON )(void *context, int x1, int x2, int y)

The type of polygon generator callback.

typedef BOOL(* CB_EQUAL_PIXEL )(void *context, int x, int y)

Flodd filling generator's equation callback.

typedef void(* CB_FLOOD_FILL )(void *context, int x1, int x2, int y)

Flodd filling generator's scan line callback.

typedef void *(* CB_GET_LINE_BUFF )(void *context, int y)

Bitmap scaler's getting line buffer callback.

typedef void(* CB_LINE_SCALED )(void *context, const void *line, int y)

Bitmap scaler's getting line buffer callback.

typedef _STIPPLE STIPPLE

typedef _ARC ARC

typedef _LOGFONT LOGFONT

typedef LOGFONT * PLOGFONT

Data type of pointer to a LOGFONT.

typedef _WORDINFO WORDINFO

Date type of _WORDINFO.

typedef _FONTMETRICS FONTMETRICS

typedef _GLYPHBITMAP GLYPHBITMAP

typedef _DTFIRSTLINE DTFIRSTLINE

typedef void(* CB_ONE_SCANLINE )(void *context, MYBITMAP *my_bmp, int y)

The type of scanline loaded callback.

Functions

MG_EXPORT void InitBlockDataHeap (PBLOCKHEAP heap, size_t bd_size, size_t heap_size)

Initializes a private block data heap.

MG_EXPORT void * BlockDataAlloc (PBLOCKHEAP heap)

Allocates a data block from private heap.

MG_EXPORT void BlockDataFree (PBLOCKHEAP heap, void *data)

Frees an allocated data block.

MG_EXPORT void DestroyBlockDataHeap (PBLOCKHEAP heap)

Destroys a private block data heap.

MG_EXPORT void GUIAPI InitClipRgn (PCLIPRGN pRgn, PBLOCKHEAP pFreeList)

Initializes a clipping region.

MG_EXPORT void GUIAPI EmptyClipRgn (PCLIPRGN pRgn)

Empties a clipping region.

MG_EXPORT PCLIPRGN GUIAPI CreateClipRgn (void)

Creates a clipping region.

MG_EXPORT void GUIAPI DestroyClipRgn (PCLIPRGN pRgn)

Empties and destroys a clipping region.

MG_EXPORT BOOL GUIAPI ClipRgnCopy (PCLIPRGN pDstRgn, const CLIPRGN *pSrcRgn)

Copies one region to another.

MG_EXPORT BOOL GUIAPI ClipRgnIntersect (PCLIPRGN pRstRgn, const CLIPRGN *pRgn1, const CLIPRGN *pRgn2)

Intersects two region.

MG_EXPORT void GUIAPI GetClipRgnBoundRect (PCLIPRGN pRgn, PRECT pRect)

Gets the bounding rectangle of a region.

MG_EXPORT BOOL GUIAPI SetClipRgn (PCLIPRGN pRgn, const RECT *pRect)

Sets a region to contain only one rect.

MG_EXPORT BOOL GUIAPI IsEmptyClipRgn (const CLIPRGN *pRgn)

Determines whether a region is an empty region.

MG_EXPORT BOOL GUIAPI AddClipRect (PCLIPRGN pRgn, const RECT *pRect)

Unions one rectangle to a region.

MG_EXPORT BOOL GUIAPI IntersectClipRect (PCLIPRGN pRgn, const RECT *pRect)

Intersects a rectangle with a region.

MG_EXPORT BOOL GUIAPI SubtractClipRect (PCLIPRGN pRgn, const RECT *pRect)

Subtracts a rectangle from a region.

MG_EXPORT BOOL GUIAPI PtInRegion (PCLIPRGN region, int x, int y)

Determines whether a point is in a region.

MG_EXPORT BOOL GUIAPI RectInRegion (PCLIPRGN region, const RECT *rect)

Determines whether a rectangle is intersected with a region.

MG_EXPORT void GUIAPI OffsetRegion (PCLIPRGN region, int x, int y)

Offsets the region.

MG_EXPORT BOOL GUIAPI UnionRegion (PCLIPRGN dst, const CLIPRGN *src1, const CLIPRGN *src2)

Unions two regions.

MG_EXPORT BOOL GUIAPI SubtractRegion (CLIPRGN *rgnD, const CLIPRGN *rgnM, const CLIPRGN *rgnS)

Substrcts a region from another.

MG_EXPORT BOOL GUIAPI XorRegion (CLIPRGN *dst, const CLIPRGN *src1, const CLIPRGN *src2)

Does the XOR operation between two regions.

MG_EXPORT BOOL GUIAPI InitCircleRegion (PCLIPRGN dst, int x, int y, int r)

Initializes a region to be an enclosed circle.

MG_EXPORT BOOL GUIAPI InitEllipseRegion (PCLIPRGN dst, int x, int y, int rx, int ry)

Initializes a region to be an enclosed ellipse.

MG_EXPORT BOOL GUIAPI InitPolygonRegion (PCLIPRGN dst, const POINT *pts, int vertices)

Initializes a region to be an enclosed polygon.

MG_EXPORT unsigned int GUIAPI GetGDCapability (HDC hdc, int iItem)

Returns a capability of a DC.

MG_EXPORT HDC GUIAPI GetDC (HWND hwnd)

Gets a window DC of a window.

MG_EXPORT HDC GUIAPI GetClientDC (HWND hwnd)

Gets a client DC of a window.

MG_EXPORT void GUIAPI ReleaseDC (HDC hdc)

Releases a DC from DC pool.

MG_EXPORT HDC GUIAPI CreatePrivateDC (HWND hwnd)

Creates a private window DC of a window.

MG_EXPORT HDC GUIAPI CreatePrivateClientDC (HWND hwnd)

Creates a private client DC of a window.

MG_EXPORT HDC GUIAPI GetPrivateClientDC (HWND hwnd)

Returns the private client DC of a window.

MG_EXPORT void GUIAPI DeletePrivateDC (HDC hdc)

Deletes the DC returned by CreatePrivateDC or CreatePrivateClientDC.

MG_EXPORT HDC GUIAPI CreateCompatibleDCEx (HDC hdc, int width, int height)

Creates a memory DC which is compatible with the specified reference DC.

MG_EXPORT HDC GUIAPI CreateMemDC (int width, int height, int depth, DWORD flags, Uint32 Rmask, Uint32 Gmask, Uint32 Bmask, Uint32 Amask)

Creates a memory DC.

MG_EXPORT HDC GUIAPI CreateMemDCFromBitmap (HDC hdc, BITMAP *bmp)

Creates a memory DC from a reference DC and a BITMAP object.

MG_EXPORT HDC GUIAPI CreateMemDCFromMyBitmap (const MYBITMAP *my_bmp, RGB *pal)

Creates a memory DC from a device independent MYBITMAP object.

MG_EXPORT BOOL GUIAPI ConvertMemDC (HDC mem_dc, HDC ref_dc, DWORD flags)

Converts a memory DC to have a same format as a reference DC.

MG_EXPORT BOOL GUIAPI SetMemDCAlpha (HDC mem_dc, DWORD flags, Uint8 alpha)

Sets the alpha value for the entire surface of a DC, as opposed to using the alpha component of each pixel.

MG_EXPORT BOOL GUIAPI SetMemDCColorKey (HDC mem_dc, DWORD flags, Uint32 color_key)

Sets the color key (transparent pixel) of a memory DC.

MG_EXPORT void GUIAPI DeleteMemDC (HDC mem_dc)

Deletes a memory DC.

MG_EXPORT Uint8 *GUIAPI LockDC (HDC hdc, const RECT *rw_rc, int *width, int *height, int *pitch)

Locks a dc to get direct access to pixels in the DC.

MG_EXPORT void GUIAPI UnlockDC (HDC hdc)

Unlocks a locked DC.

MG_EXPORT GAL_Overlay *GUIAPI CreateYUVOverlay (int width, int height, Uint32 format, HDC hdc)

Creates a video output overlay on a DC.

int GAL_LockYUVOverlay (GAL_Overlay *overlay)

Locks an overlay for direct access.

void GAL_UnlockYUVOverlay (GAL_Overlay *overlay)

Unlocks a locked overlay when you are done.

void GAL_FreeYUVOverlay (GAL_Overlay *overlay)

Frees a YUV overlay.

MG_EXPORT void GUIAPI DisplayYUVOverlay (GAL_Overlay *overlay, const RECT *dstrect)

Blits a video overlay to the screen.

int GAL_SetGamma (float red, float green, float blue)

Sets the gamma correction for each of the color channels.

int GAL_SetGammaRamp (Uint16 *red, Uint16 *green, Uint16 *blue)

Sets the gamma translation table for the red, green, and blue channels of the video hardware.

int GAL_GetGammaRamp (Uint16 *red, Uint16 *green, Uint16 *blue)

Retrieves the current values of the gamma translation tables.

MG_EXPORT Uint32 GUIAPI GetDCAttr (HDC hdc, int attr)

Gets a specified attribute value of a DC.

MG_EXPORT Uint32 GUIAPI SetDCAttr (HDC hdc, int attr, Uint32 value)

Sets a specified attribute value of a DC.

MG_EXPORT int GUIAPI GetRasterOperation (HDC hdc)

Gets the raster operation of a DC.

MG_EXPORT int GUIAPI SetRasterOperation (HDC hdc, int rop)

Sets the raster operation of a DC to a new value.

MG_EXPORT BOOL GUIAPI GetPalette (HDC hdc, int start, int len, GAL_Color *cmap)

Gets palette entries of a DC.

MG_EXPORT BOOL GUIAPI SetPalette (HDC hdc, int start, int len, GAL_Color *cmap)

Sets palette entries of a DC.

MG_EXPORT BOOL GUIAPI SetColorfulPalette (HDC hdc)

Sets a DC with colorfule palette.

MG_EXPORT HPALETTE GUIAPI CreatePalette (GAL_Palette *pal)

Creates a logical palette.

MG_EXPORT HPALETTE GUIAPI GetDefaultPalette (void)

Gets the system default logical palette.

int GUIAPI GetPaletteEntries (HPALETTE hpal, int start, int len, GAL_Color *cmap)

Gets palette entries of a logical palette.

MG_EXPORT void GUIAPI SetPixel (HDC hdc, int x, int y, gal_pixel pixel)

Sets the pixel with a new pixel value at the specified position on a DC.

MG_EXPORT gal_pixel GUIAPI SetPixelRGB (HDC hdc, int x, int y, Uint8 r, Uint8 g, Uint8 b)

Sets the pixel by a RGB triple at the specified position on a DC.

MG_EXPORT gal_pixel GUIAPI SetPixelRGBA (HDC hdc, int x, int y, Uint8 r, Uint8 g, Uint8 b, Uint8 a)

Sets the pixel by a RGBA quarter at the specified position on a DC.

MG_EXPORT gal_pixel GUIAPI GetPixel (HDC hdc, int x, int y)

Gets the pixel value at the specified position on a DC.

MG_EXPORT gal_pixel GUIAPI GetPixelRGB (HDC hdc, int x, int y, Uint8 *r, Uint8 *g, Uint8 *b)

Gets the pixel value at the specified position on a DC in RGB triple.

MG_EXPORT gal_pixel GUIAPI GetPixelRGBA (HDC hdc, int x, int y, Uint8 *r, Uint8 *g, Uint8 *b, Uint8 *a)

Gets the pixel value at the specified position on a DC in RGBA quarter.

MG_EXPORT gal_pixel GUIAPI RGBA2Pixel (HDC hdc, Uint8 r, Uint8 g, Uint8 b, Uint8 a)

Gets the pixel value from a color in RGBA quarter under a DC.

MG_EXPORT gal_pixel GUIAPI RGB2Pixel (HDC hdc, Uint8 r, Uint8 g, Uint8 b)

Gets the pixel value from a color in RGB triple under a DC.

MG_EXPORT void GUIAPI Pixel2RGB (HDC hdc, gal_pixel pixel, Uint8 *r, Uint8 *g, Uint8 *b)

Gets the color in RGB triple from a pixel value under a DC.

MG_EXPORT void GUIAPI Pixel2RGBA (HDC hdc, gal_pixel pixel, Uint8 *r, Uint8 *g, Uint8 *b, Uint8 *a)

Gets the color in RGBA quarter from a pixel value under a DC.

MG_EXPORT void GUIAPI FocusRect (HDC hdc, int x0, int y0, int x1, int y1)

Draws a focus rectangle.

MG_EXPORT void GUIAPI DrawHVDotLine (HDC hdc, int x, int y, int w_h, BOOL H_V)

Draws a horizontal or vertical dot dash line.

MG_EXPORT BOOL GUIAPI LineClipper (const RECT *cliprc, int *_x0, int *_y0, int *_x1, int *_y1)

The line clipper using Cohen-Sutherland algorithm.

MG_EXPORT void GUIAPI LineGenerator (void *context, int x1, int y1, int x2, int y2, CB_LINE cb)

A line generator based-on Breshenham algorithm.

MG_EXPORT void GUIAPI CircleGenerator (void *context, int sx, int sy, int r, CB_CIRCLE cb)

A circle generator.

MG_EXPORT void GUIAPI EllipseGenerator (void *context, int sx, int sy, int rx, int ry, CB_ELLIPSE cb)

An ellipse generator.

MG_EXPORT void GUIAPI CircleArcGenerator (void *context, int sx, int sy, int r, int ang1, int ang2, CB_ARC cb)

An arc generator.

MG_EXPORT BOOL GUIAPI MonotoneVerticalPolygonGenerator (void *context, const POINT *pts, int vertices, CB_POLYGON cb)

A monotone vertical polygon generator.

MG_EXPORT BOOL GUIAPI PolygonIsMonotoneVertical (const POINT *pts, int vertices)

Checks a polygon is monotone vertical or not.

MG_EXPORT BOOL GUIAPI PolygonGenerator (void *context, const POINT *pts, int vertices, CB_POLYGON cb)

A general polygon generator.

MG_EXPORT BOOL GUIAPI FloodFillGenerator (void *context, const RECT *src_rc, int x, int y, CB_EQUAL_PIXEL cb_equal_pixel, CB_FLOOD_FILL cb_flood_fill)

A flood filling generator.

MG_EXPORT BOOL GUIAPI BitmapDDAScaler (void *context, const BITMAP *src_bmp, int dst_w, int dst_h, CB_GET_LINE_BUFF cb_get_line_buff, CB_LINE_SCALED cb_line_scaled)

A bitmap scaler using DDA algorithm.

MG_EXPORT BOOL GUIAPI BitmapDDAScaler2 (void *context, const BITMAP *src_bmp, int dst_w, int dst_h, CB_GET_LINE_BUFF cb_get_line_buff, CB_LINE_SCALED cb_line_scaled)

A bitmap scaler using DDA algorithm.

MG_EXPORT void GUIAPI MoveTo (HDC hdc, int x, int y)

Moves the current zero pen position.

MG_EXPORT void GUIAPI LineTo (HDC hdc, int x, int y)

Draws a zero line to a position.

MG_EXPORT void GUIAPI Rectangle (HDC hdc, int x0, int y0, int x1, int y1)

Draws a rectangle.

MG_EXPORT void GUIAPI PolyLineTo (HDC hdc, const POINT *pts, int vertices)

Draws a polyline.

MG_EXPORT void GUIAPI SplineTo (HDC hdc, const POINT *pts)

Draws a bezier spline.

MG_EXPORT void GUIAPI Circle (HDC hdc, int sx, int sy, int r)

Draws a circle.

MG_EXPORT void GUIAPI Ellipse (HDC hdc, int sx, int sy, int rx, int ry)

Draws a ellipse.

MG_EXPORT void GUIAPI CircleArc (HDC hdc, int sx, int sy, int r, int ang1, int ang2)

Draws an arc.

MG_EXPORT void GUIAPI FillBox (HDC hdc, int x, int y, int w, int h)

Fills a rectangle box.

MG_EXPORT void GUIAPI FillCircle (HDC hdc, int sx, int sy, int r)

Fills a circle.

MG_EXPORT void GUIAPI FillEllipse (HDC hdc, int sx, int sy, int rx, int ry)

Fills an ellipse.

MG_EXPORT BOOL GUIAPI FillPolygon (HDC hdc, const POINT *pts, int vertices)

Fills an polygon.

MG_EXPORT BOOL GUIAPI FloodFill (HDC hdc, int x, int y)

Fills an enclosed area starting at point (x,y).

MG_EXPORT void GUIAPI SetPenDashes (HDC hdc, int dash_offset, const unsigned char *dash_list, int n)

Sets the way dashed-lines are drawn.

MG_EXPORT void GUIAPI SetBrushInfo (HDC hdc, const BITMAP *tile, const STIPPLE *stipple)

Set the tile or stipple with the DC.

MG_EXPORT void GUIAPI SetBrushOrigin (HDC hdc, int x, int y)

Set the origin when using tiles or stipples with the DC.

MG_EXPORT void GUIAPI LineEx (HDC hdc, int x1, int y1, int x2, int y2)

Draws a line with the current pen in the DC hdc.

MG_EXPORT void GUIAPI ArcEx (HDC hdc, int x, int y, int width, int height, int ang1, int ang2)

Draws an arc with the current pen in a DC.

MG_EXPORT void GUIAPI FillArcEx (HDC hdc, int x, int y, int width, int height, int ang1, int ang2)

Fills an arc with the current brush in a DC.

MG_EXPORT void GUIAPI PolyLineEx (HDC hdc, const POINT *pts, int nr_pts)

Draws a polyline with the current pen in a DC.

MG_EXPORT void GUIAPI PolyArcEx (HDC hdc, const ARC *arcs, int nr_arcs)

Draws a polyarc with the current pen in a DC.

MG_EXPORT void GUIAPI PolyFillArcEx (HDC hdc, const ARC *arcs, int nr_arcs)

Fill a polyarc with the current brush in a DC.

MG_EXPORT BOOL GUIAPI RoundRect (HDC hdc, int x0, int y0, int x1, int y1, int cw, int ch)

Draw and fill a rectangle with rounded corners in a DC.

MG_EXPORT void GUIAPI GetDCLCS (HDC hdc, int which, POINT *pt)

Retrives mapping parameters of a device context.

MG_EXPORT void GUIAPI SetDCLCS (HDC hdc, int which, const POINT *pt)

Sets mapping parameters of a device context.

MG_EXPORT void GUIAPI DPtoLP (HDC hdc, POINT *pPt)

Converts device coordinates into logical coordinates.

MG_EXPORT void GUIAPI LPtoDP (HDC hdc, POINT *pPt)

Converts logical coordinates into device coordinates.

MG_EXPORT void GUIAPI ExcludeClipRect (HDC hdc, const RECT *prc)

Excludes the specified rectangle from the current visible region of a DC.

MG_EXPORT void GUIAPI IncludeClipRect (HDC hdc, const RECT *prc)

Includes the specified rectangle to the current visible region of a DC.

MG_EXPORT BOOL GUIAPI PtVisible (HDC hdc, int x, int y)

Checks whether a point is visible.

MG_EXPORT void GUIAPI ClipRectIntersect (HDC hdc, const RECT *prc)

Intersects the specified rectangle with the visible region of the DC.

MG_EXPORT void GUIAPI SelectClipRect (HDC hdc, const RECT *prc)

Sets the visible region of a DC to be a rectangle.

MG_EXPORT void GUIAPI SelectClipRegion (HDC hdc, const CLIPRGN *pRgn)

Sets the visible region of a DC to be a region.

MG_EXPORT void GUIAPI GetBoundsRect (HDC hdc, RECT *pRect)

Retrives the bounding rectangle of the current visible region of a DC.

MG_EXPORT BOOL GUIAPI RectVisible (HDC hdc, const RECT *pRect)

Checks whether the specified rectangle is visible.

MG_EXPORT BOOL GUIAPI GetBitmapFromDC (HDC hdc, int x, int y, int w, int h, BITMAP *bmp)

Gets image box on a DC and saves it into a BITMAP object.

MG_EXPORT BOOL GUIAPI FillBoxWithBitmap (HDC hdc, int x, int y, int w, int h, const BITMAP *bmp)

Fills a box with a BITMAP object.

MG_EXPORT BOOL GUIAPI FillBoxWithBitmapPart (HDC hdc, int x, int y, int w, int h, int bw, int bh, const BITMAP *bmp, int xo, int yo)

Fills a box with a part of a bitmap oject.

MG_EXPORT void GUIAPI BitBlt (HDC hsdc, int sx, int sy, int sw, int sh, HDC hddc, int dx, int dy, DWORD dwRop)

Performs a bit-block transfer from a device context into another device context.

MG_EXPORT void GUIAPI StretchBlt (HDC hsdc, int sx, int sy, int sw, int sh, HDC hddc, int dx, int dy, int dw, int dh, DWORD dwRop)

Copies a bitmap from a source rectangle into a destination rectangle, streches the bitmap if necessary.

MG_EXPORT BOOL GUIAPI ScaleBitmap (BITMAP *dst, const BITMAP *src)

Scales a BITMAP object into another BITMAP object by using DDA algorithm.

MG_EXPORT gal_pixel GUIAPI GetPixelInBitmap (const BITMAP *bmp, int x, int y)

Returns the pixel value in a BITMAP object.

MG_EXPORT BOOL GUIAPI SetPixelInBitmap (const BITMAP *bmp, int x, int y, gal_pixel pixel)

Sets pixel value in a BITMAP object.

MG_EXPORT BOOL GUIAPI SaveScreenRectContent (const RECT *rcWin, const char *filename)

Saves content of a rectangle in the screen to a file.

MG_EXPORT BOOL GUIAPI SaveMainWindowContent (HWND hWnd, const char *filename)

Saves content of a main window to a file.

MG_EXPORT HICON GUIAPI LoadIconFromFile (HDC hdc, const char *filename, int which)

Loads an icon from a Windows ICO file.

MG_EXPORT HICON GUIAPI LoadIconFromMem (HDC hdc, const void *area, int which)

Loads an icon from a memory area.

MG_EXPORT HICON GUIAPI CreateIconEx (HDC hdc, int w, int h, const BYTE *AndBits, const BYTE *XorBits, int colornum, const RGB *pal)

Creates an icon object from the memory.

MG_EXPORT BOOL GUIAPI DestroyIcon (HICON hicon)

Destroys an icon object.

MG_EXPORT BOOL GUIAPI GetIconSize (HICON hicon, int *w, int *h)

Gets the size of an icon object.

MG_EXPORT void GUIAPI DrawIcon (HDC hdc, int x, int y, int w, int h, HICON hicon)

Draws an icon into a box.

static void SetRect (RECT *prc, int left, int top, int right, int bottom)

Sets a rectangle.

static void SetRectEmpty (RECT *prc)

Empties a rectangle.

static void CopyRect (RECT *pdrc, const RECT *psrc)

Copies one rectangle to another.

static void OffsetRect (RECT *prc, int x, int y)

Moves a rectangle by offsets.

static void InflateRect (RECT *prc, int cx, int cy)

Increases or decreases the width and height of an rectangle.

static void InflateRectToPt (RECT *prc, int x, int y)

Inflates a rectangle to contain a point.

static BOOL PtInRect (const RECT *prc, int x, int y)

Determines whether a point lies within an rectangle.

MG_EXPORT BOOL GUIAPI IsRectEmpty (const RECT *prc)

Determines whether an rectangle is empty.

MG_EXPORT BOOL GUIAPI EqualRect (const RECT *prc1, const RECT *prc2)

Determines whether two rectangles are equal.

MG_EXPORT void GUIAPI NormalizeRect (RECT *pRect)

Normalizes a rectangle.

MG_EXPORT BOOL GUIAPI IntersectRect (RECT *pdrc, const RECT *psrc1, const RECT *psrc2)

Calculates the intersection of two rectangles.

MG_EXPORT BOOL GUIAPI IsCovered (const RECT *prc1, const RECT *prc2)

Determines whether one rectangle is covered by another.

MG_EXPORT BOOL GUIAPI DoesIntersect (const RECT *psrc1, const RECT *psrc2)

Determines whether two rectangles intersect.

MG_EXPORT BOOL GUIAPI UnionRect (RECT *pdrc, const RECT *psrc1, const RECT *psrc2)

Unions two source rectangles.

MG_EXPORT void GUIAPI GetBoundRect (PRECT pdrc, const RECT *psrc1, const RECT *psrc2)

Gets the bound rectangle of two source rectangles.

MG_EXPORT int GUIAPI SubtractRect (RECT *rc, const RECT *psrc1, const RECT *psrc2)

Obtains the rectangles when substracting one rectangle from another.

MG_EXPORT void GUIAPI GetFontMetrics (LOGFONT *log_font, FONTMETRICS *font_metrics)

Gets metrics information of a logical font.

MG_EXPORT void GUIAPI GetGlyphBitmap (LOGFONT *log_font, const unsigned char *mchar, int mchar_len, GLYPHBITMAP *glyph_bitmap)

Gets the glyph bitmap information when uses a logical font to output a character.

MG_EXPORT BOOL GUIAPI InitVectorialFonts (void)

Initializes vectorial font renderer.

MG_EXPORT void GUIAPI TermVectorialFonts (void)

Terminates vectorial font renderer.

MG_EXPORT PLOGFONT GUIAPI CreateLogFont (const char *type, const char *family, const char *charset, char weight, char slant, char flip, char other, char underline, char struckout, int size, int rotation)

Creates a logical font.

MG_EXPORT PLOGFONT GUIAPI CreateLogFontByName (const char *font_name)

Creates a logical font by a font name.

MG_EXPORT PLOGFONT GUIAPI CreateLogFontIndirect (LOGFONT *logfont)

Creates a logical font indirectly from a LOGFONT structure.

MG_EXPORT void GUIAPI DestroyLogFont (PLOGFONT log_font)

Destroys a logical font.

MG_EXPORT void GUIAPI GetLogFontInfo (HDC hdc, LOGFONT *log_font)

Gets logical font information of a DC.

MG_EXPORT PLOGFONT GUIAPI GetCurFont (HDC hdc)

Gets the pointer to the current logical font of a DC.

MG_EXPORT PLOGFONT GUIAPI SelectFont (HDC hdc, PLOGFONT log_font)

Selects a logical font into a DC.

MG_EXPORT const DEVFONT *GUIAPI GetNextDevFont (const DEVFONT *dev_font)

Get next devfont information.

static PLOGFONT GUIAPI GetSystemFont (int font_id)

Gets the system logical font through an font identifier.

MG_EXPORT int GUIAPI GetSysFontMaxWidth (int font_id)

Gets the maximal width of a single-byte character of a system font.

MG_EXPORT int GUIAPI GetSysFontAveWidth (int font_id)

Gets the average width of a single-byte character of a system font.

MG_EXPORT int GUIAPI GetSysFontHeight (int font_id)

Gets the height of a single-byte character of a system font.

MG_EXPORT const char *GUIAPI GetSysCharset (BOOL wchar)

Gets the current system charset.

MG_EXPORT int GUIAPI GetSysCharHeight (void)

Gets the height of a character of the default system font.

MG_EXPORT int GUIAPI GetSysCharWidth (void)

Gets the width of a single-byte character of the default system font.

MG_EXPORT int GUIAPI GetSysCCharWidth (void)

Gets the width of a multi-byte character of the default system font.

MG_EXPORT int GUIAPI GetTextMCharInfo (PLOGFONT log_font, const char *mstr, int len, int *pos_chars)

Retrives positions of multi-byte characters in a string.

MG_EXPORT int GUIAPI GetTextWordInfo (PLOGFONT log_font, const char *mstr, int len, int *pos_words, WORDINFO *info_words)

Retrives information of multi-byte words in a string.

MG_EXPORT int GUIAPI GetFirstMCharLen (PLOGFONT log_font, const char *mstr, int len)

Retrives the length of the first multi-byte character in a string.

MG_EXPORT int GUIAPI GetFirstWord (PLOGFONT log_font, const char *mstr, int len, WORDINFO *word_info)

Retrives the length and info of the first multi-byte word in a string.

MG_EXPORT int GUIAPI MB2WC (PLOGFONT log_font, wchar_t *dest, const unsigned char *mstr, int n)

Converts a multibyte character to a wide character in UCS according to the charset/encoding of the logical font.

MG_EXPORT int GUIAPI WC2MB (PLOGFONT log_font, unsigned char *s, wchar_t wc)

Converts a wide character in UCS to a multibyte character according to the charset/encoding of the logical font.

MG_EXPORT int GUIAPI MBS2WCS (PLOGFONT log_font, wchar_t *dest, const unsigned char *mstr, int mstr_len, int n)

Converts a multibyte string to a wide character string in UC16 according to the charset/encoding of the logical font.

MG_EXPORT int GUIAPI WCS2MBS (PLOGFONT log_font, unsigned char *dest, const wchar_t *wcs, int wcs_len, int n)

Converts a wide character string in UC16 to a multibyte string according to the charset/encoding of the logical font.

MG_EXPORT int GUIAPI GetTextExtentPoint (HDC hdc, const char *text, int len, int max_extent, int *fit_chars, int *pos_chars, int *dx_chars, SIZE *size)

Computes the extent of a string when output the string in a limited space.

MG_EXPORT int GUIAPI GetTabbedTextExtentPoint (HDC hdc, const char *text, int len, int max_extent, int *fit_chars, int *pos_chars, int *dx_chars, SIZE *size)

Computes the extent of a string when output the formatted string in a limited space.

MG_EXPORT int GUIAPI GetFontHeight (HDC hdc)

Retrives the height of the current logical font in a DC.

MG_EXPORT int GUIAPI GetMaxFontWidth (HDC hdc)

Retrives the maximal character width of the current logical font in a DC.

MG_EXPORT void GUIAPI GetTextExtent (HDC hdc, const char *spText, int len, SIZE *pSize)

Computes the output extent of a string of text.

MG_EXPORT void GUIAPI GetTabbedTextExtent (HDC hdc, const char *spText, int len, SIZE *pSize)

Computes the output extent of a formatted text.

MG_EXPORT int GUIAPI TextOutLen (HDC hdc, int x, int y, const char *spText, int len)

Outputs a string of text.

MG_EXPORT int GUIAPI TabbedTextOutLen (HDC hdc, int x, int y, const char *spText, int len)

Outputs a formatted text.

MG_EXPORT int GUIAPI TabbedTextOutEx (HDC hdc, int x, int y, const char *spText, int nCount, int nTabPositions, int *pTabPositions, int nTabOrigin)

Writes a character string at a specified location, expanding tabs to the values specified in an anrry of tab-stop positions.

MG_EXPORT void GUIAPI GetLastTextOutPos (HDC hdc, POINT *pt)

Retrives the last text output position.

MG_EXPORT int GUIAPI DrawTextEx2 (HDC hdc, const char *pText, int nCount, RECT *pRect, int nIndent, UINT nFormat, DTFIRSTLINE *firstline)

Draws a formatted text in a rectangle.

MG_EXPORT BOOL GUIAPI RegisterBitmapFileType (const char *ext, void *(*init)(MG_RWops *fp, MYBITMAP *my_bmp, RGB *pal), int(*load)(MG_RWops *fp, void *init_info, MYBITMAP *my_bmp, CB_ONE_SCANLINE cb, void *context), void(*cleanup)(void *init_info), int(*save)(MG_RWops *fp, MYBITMAP *my_bmp, RGB *pal), BOOL(*check)(MG_RWops *fp))

Registers a bitmap file loader, saver, and checker.

MG_EXPORT const char *GUIAPI CheckBitmapType (MG_RWops *fp)

Checks the type of the bitmap in a data source.

MG_EXPORT int GUIAPI LoadBitmapEx (HDC hdc, PBITMAP pBitmap, MG_RWops *area, const char *ext)

Loads a device-dependent bitmap from a general data source.

MG_EXPORT int GUIAPI LoadBitmapFromFile (HDC hdc, PBITMAP pBitmap, const char *spFileName)

Loads a device-dependent bitmap from a file.

MG_EXPORT int GUIAPI LoadBitmapFromMem (HDC hdc, PBITMAP pBitmap, const void *mem, int size, const char *ext)

Loads a device-dependent bitmap from memory.

MG_EXPORT void GUIAPI UnloadBitmap (PBITMAP pBitmap)

Unloads a bitmap.

MG_EXPORT void GUIAPI ReplaceBitmapColor (HDC hdc, PBITMAP pBitmap, gal_pixel iOColor, gal_pixel iNColor)

Replaces a specific pixels in a bitmap with another pixel.

MG_EXPORT void *GUIAPI InitMyBitmapSL (MG_RWops *area, const char *ext, MYBITMAP *my_bmp, RGB *pal)

Initializes scanline loader of the MYBITMAP object from a data source.

MG_EXPORT int GUIAPI LoadMyBitmapSL (MG_RWops *area, void *load_info, MYBITMAP *my_bmp, CB_ONE_SCANLINE cb, void *context)

Loads MYBITMAP scanlines from a data source one by one.

MG_EXPORT int GUIAPI CleanupMyBitmapSL (MYBITMAP *my_bmp, void *load_info)

Cleanups the scanline loader.

MG_EXPORT int GUIAPI LoadMyBitmapEx (PMYBITMAP my_bmp, RGB *pal, MG_RWops *area, const char *ext)

Loads a MYBITMAP object from a data source.

MG_EXPORT int GUIAPI LoadMyBitmapFromFile (PMYBITMAP my_bmp, RGB *pal, const char *file_name)

Loads a MYBITMAP object from a file.

MG_EXPORT int GUIAPI LoadMyBitmapFromMem (PMYBITMAP my_bmp, RGB *pal, const void *mem, int size, const char *ext)

Loads a MYBITMAP object from memory.

MG_EXPORT void GUIAPI UnloadMyBitmap (PMYBITMAP my_bmp)

Unloads a bitmap.

MG_EXPORT int GUIAPI SaveMyBitmapToFile (PMYBITMAP my_bmp, RGB *pal, const char *spFileName)

Saves a MYBITMAP object to a bitmap file.

MG_EXPORT int GUIAPI SaveBitmapToFile (HDC hdc, PBITMAP pBitmap, const char *spFileName)

Saves a BITMAP object to a bitmap file.

MG_EXPORT BOOL GUIAPI InitBitmap (HDC hdc, Uint32 w, Uint32 h, Uint32 pitch, BYTE *bits, PBITMAP bmp)

Initializes a BITMAP object as a normal bitmap.

MG_EXPORT BOOL GUIAPI InitBitmapPixelFormat (HDC hdc, PBITMAP bmp)

Initializes the bitmap pixel format information of a BITMAP object.

MG_EXPORT void GUIAPI DeleteBitmapAlphaPixel (PBITMAP bmp)

Deletes the bitmap alpha pixel format information of a BITMAP object.

MG_EXPORT int GUIAPI ExpandMyBitmap (HDC hdc, PBITMAP bmp, const MYBITMAP *my_bmp, const RGB *pal, int frame)

Expands a MYBITMAP object to a BITMAP object.

MG_EXPORT int GUIAPI PaintImageEx (HDC hdc, int x, int y, MG_RWops *area, const char *ext)

Paints an image from data source on device directly.

MG_EXPORT int GUIAPI PaintImageFromFile (HDC hdc, int x, int y, const char *spFileName)

Paints an image from file on device directly.

MG_EXPORT int GUIAPI PaintImageFromMem (HDC hdc, int x, int y, const void *mem, int size, const char *ext)

Paints an image from memory on device directly.

MG_EXPORT int GUIAPI StretchPaintImageEx (HDC hdc, int x, int y, int w, int h, MG_RWops *area, const char *ext)

Paints an image from data source on device directly.

MG_EXPORT int GUIAPI StretchPaintImageFromFile (HDC hdc, int x, int y, int w, int h, const char *spFileName)

Paints an image from file on device directly.

MG_EXPORT int GUIAPI StretchPaintImageFromMem (HDC hdc, int x, int y, int w, int h, const void *mem, int size, const char *ext)

Paints an image from memory on device directly.

MG_EXPORT void GUIAPI RotateBitmap (HDC hdc, const BITMAP *bmp, int lx, int ty, int angle)

Rotate a bitmap object.

MG_EXPORT void GUIAPI RotateBitmapVFlip (HDC hdc, const BITMAP *bmp, int lx, int ty, int angle)

Flips vertically and rotates a bitmap object.

MG_EXPORT void GUIAPI RotateBitmapHFlip (HDC hdc, const BITMAP *bmp, int lx, int ty, int angle)

Flips horizontally and rotates a bitmap object.

MG_EXPORT void GUIAPI RotateScaledBitmap (HDC hdc, const BITMAP *bmp, int lx, int ty, int angle, int w, int h)

Stretches or shrinks a bitmap object at the same as rotating it.

MG_EXPORT void GUIAPI RotateScaledBitmapVFlip (HDC hdc, const BITMAP *bmp, int lx, int ty, int angle, int w, int h)

Flip vertically, rotates, stretch or shrinks a bitmap object.

MG_EXPORT void GUIAPI RotateScaledBitmapHFlip (HDC hdc, const BITMAP *bmp, int lx, int ty, int angle, int w, int h)

Flip horizontaly, rotates, stretch or shrinks a bitmap object.

MG_EXPORT void GUIAPI PivotBitmap (HDC hdc, const BITMAP *bmp, int lx, int ty, int cx, int cy, int angle)

Pivot a bitmap object.

MG_EXPORT void GUIAPI PivotScaledBitmapFlip (HDC hdc, const BITMAP *bmp, fixed x, fixed y, fixed cx, fixed cy, int angle, fixed scale_x, fixed scale_y, BOOL h_flip, BOOL v_flip)

Rotates, stretches or shrinks, flips a bitmap object.

Detailed Description

Author:

Wei Yongming <ymwei@minigui.org>

Date:

2002/01/06

    Copyright (C) 2002-2006 Feynman Software.
    Copyright (C) 1998-2002 Wei Yongming.

    All rights reserved by Feynman Software.

    This file is part of MiniGUI, a compact cross-platform Graphics 
    User Interface (GUI) support system for real-time embedded systems.

Definition in file gdi.h.

Generated on Mon Jun 26 13:54:27 2006 for MiniGUI V1.6.9 API Reference by

1.4.2

gdi.h File Reference

Defines

Typedefs

Enumerations

Functions

Variables

Detailed Description