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wmicon.c File Reference

#include "precomp.h"

Go to the source code of this file.

Defines

#define SetBestStretchMode(hdc, bpp, fHT)
#define GetCWidth(cxOrg, lrF, cxDes)   (cxOrg ? cxOrg : ((lrF & DI_DEFAULTSIZE) ? SYSMET(CXICON) : cxDes))
#define GetCHeight(cyOrg, lrF, cyDes)   (cyOrg ? cyOrg : ((lrF & DI_DEFAULTSIZE) ? SYSMET(CYICON) : cyDes))

Functions

BOOL BltIcon (HDC hdc, int x, int y, int cx, int cy, HDC hdcSrc, PCURSOR pcur, BOOL fMask, LONG rop)
BOOL _DrawIconEx (HDC hdc, int x, int y, PCURSOR pcur, int cx, int cy, UINT istepIfAniCur, HBRUSH hbr, UINT diFlags)

Define Documentation

#define GetCHeight (  cyOrg,
lrF,
cyDes   )     (cyOrg ? cyOrg : ((lrF & DI_DEFAULTSIZE) ? SYSMET(CYICON) : cyDes))
 

Definition at line 23 of file wmicon.c.

Referenced by _DrawIconEx().

#define GetCWidth (  cxOrg,
lrF,
cxDes   )     (cxOrg ? cxOrg : ((lrF & DI_DEFAULTSIZE) ? SYSMET(CXICON) : cxDes))
 

Definition at line 20 of file wmicon.c.

Referenced by _DrawIconEx().

#define SetBestStretchMode (  hdc,
bpp,
fHT   ) 
 

Value:

GreSetStretchBltMode(hdc,                                            \
                         (fHT ? HALFTONE :                               \
                             ((bpp) == 1 ? BLACKONWHITE : COLORONCOLOR)))

Definition at line 15 of file wmicon.c.

Function Documentation

BOOL _DrawIconEx (  HDC  hdc,
int  x,
int  y,
PCURSOR  pcur,
int  cx,
int  cy,
UINT  istepIfAniCur,
HBRUSH  hbr,
UINT  diFlags
) 
 

Definition at line 93 of file wmicon.c.

References BltIcon(), BOOL, CURSORF_ACON, cy, FALSE, GetCHeight, GetCWidth, ghdcMem, NULL, and TRUE.

Referenced by DrawCaptionIcon(), NtUserDrawIconEx(), xxxPaintIconsInSwitchWindow(), and xxxRealDrawMenuItem(). 

00103 {
00104     BOOL fSuccess = FALSE;
00105 
00106     /*
00107      * If this is an animated cursor, just grab the ith frame and use it
00108      * for drawing.
00109      */
00110     if (pcur->CURSORF_flags & CURSORF_ACON) {
00111 
00112         if ((int)istepIfAniCur >= ((PACON)pcur)->cicur) {
00113             RIPERR0(ERROR_INVALID_PARAMETER, RIP_WARNING, "DrawIconEx, icon step out of range.");
00114             goto Done;
00115         }
00116 
00117         pcur = ((PACON)pcur)->aspcur[((PACON)pcur)->aicur[istepIfAniCur]];
00118     }
00119 
00120     /*
00121      * Setup defaults.
00122      */
00123     cx = GetCWidth(cx, diFlags, pcur->cx);
00124     cy = GetCHeight(cy, diFlags, (pcur->cy / 2));
00125 
00126     if (hbr) {
00127 
00128         HBITMAP    hbmpT = NULL;
00129         HDC        hdcT;
00130         HBITMAP    hbmpOld;
00131         POLYPATBLT PolyData;
00132 
00133         if (hdcT = GreCreateCompatibleDC(hdc)) {
00134 
00135             if (hbmpT = GreCreateCompatibleBitmap(hdc, cx, cy)) {
00136                 POINT pt;
00137                 BOOL bRet;
00138 
00139                 hbmpOld = GreSelectBitmap(hdcT, hbmpT);
00140 
00141                 /*
00142                  * Set new dc's brush origin in same relative
00143                  * location as passed-in dc's.
00144                  */
00145                 bRet = GreGetBrushOrg(hdc, &pt);
00146                 /*
00147                  * Bug 292396 - joejo
00148                  * Stop overactive asserts by replacing with RIPMSG.
00149                  */
00150                 if (bRet != TRUE) {
00151                     RIPMSG0(RIP_WARNING, "DrawIconEx, GreGetBrushOrg failed.");
00152                 }
00153 
00154                 bRet = GreSetBrushOrg(hdcT, pt.x, pt.y, NULL);
00155                 if (bRet != TRUE) {
00156                     RIPMSG0(RIP_WARNING, "DrawIconEx, GreSetBrushOrg failed.");
00157                 }
00158 
00159                 PolyData.x         = 0;
00160                 PolyData.y         = 0;
00161                 PolyData.cx        = cx;
00162                 PolyData.cy        = cy;
00163                 PolyData.BrClr.hbr = hbr;
00164 
00165                 bRet = GrePolyPatBlt(hdcT, PATCOPY, &PolyData, 1, PPB_BRUSH);
00166                 if (bRet != TRUE) {
00167                     RIPMSG0(RIP_WARNING, "DrawIconEx, GrePolyPatBlt failed.");
00168                 }
00169                 
00170                 /*
00171                  * Output the image to the temporary memoryDC.
00172                  */
00173                 BltIcon(hdcT, 0, 0, cx, cy, ghdcMem, pcur, TRUE, SRCAND);
00174                 BltIcon(hdcT, 0, 0, cx, cy, ghdcMem, pcur, FALSE, SRCINVERT);
00175 
00176                 /*
00177                  * Blt the bitmap to the original DC.
00178                  */
00179                 GreBitBlt(hdc, x, y, cx, cy, hdcT, 0, 0, SRCCOPY, (COLORREF)-1);
00180 
00181                 GreSelectBitmap(hdcT, hbmpOld);
00182 
00183                 bRet = GreDeleteObject(hbmpT);
00184                 if (bRet != TRUE) {
00185                     RIPMSG0(RIP_WARNING, "DrawIconEx, GreDeleteObject failed. Possible Leak");
00186                 }
00187                 
00188                 fSuccess = TRUE;
00189             }
00190 
00191             GreDeleteDC(hdcT);
00192         }
00193 
00194     } else {
00195 
00196         if (diFlags & DI_MASK) {
00197 
00198             BltIcon(hdc,
00199                     x,
00200                     y,
00201                     cx,
00202                     cy,
00203                     ghdcMem,
00204                     pcur,
00205                     TRUE,
00206                     ((diFlags & DI_IMAGE) ? SRCAND : SRCCOPY));
00207         }
00208 
00209         if (diFlags & DI_IMAGE) {
00210 
00211             BltIcon(hdc,
00212                     x,
00213                     y,
00214                     cx,
00215                     cy,
00216                     ghdcMem,
00217                     pcur,
00218                     FALSE,
00219                     ((diFlags & DI_MASK) ? SRCINVERT : SRCCOPY));
00220         }
00221 
00222         fSuccess = TRUE;
00223     }
00224 
00225 Done:
00226 
00227     return fSuccess;
00228 }

BOOL BltIcon (  HDC  hdc,
int  x,
int  y,
int  cx,
int  cy,
HDC  hdcSrc,
PCURSOR  pcur,
BOOL  fMask,
LONG  rop
) 
 

Definition at line 32 of file wmicon.c.

References BOOL, cy, FALSE, SetBestStretchMode, and TRUE.

Referenced by _DrawIconEx(), and BltMe4Times(). 

00042 {
00043     HBITMAP hbmpSave;
00044     HBITMAP hbmpUse;
00045     LONG    rgbText;
00046     LONG    rgbBk;
00047     int     nMode;
00048 
00049     /*
00050      * Setup the DC for drawing
00051      */
00052     hbmpUse = (fMask || !pcur->hbmColor ? pcur->hbmMask : pcur->hbmColor);
00053 
00054     rgbBk   = GreSetBkColor(hdc, 0x00FFFFFFL);
00055     rgbText = GreSetTextColor(hdc, 0x00000000L);
00056     nMode   = SetBestStretchMode(hdc, pcur->bpp, FALSE);
00057 
00058     hbmpSave = GreSelectBitmap(hdcSrc, hbmpUse);
00059 
00060     /*
00061      * Do the output to the surface.  By passing in (-1) as the background
00062      * color, we are telling GDI to use the background-color already set
00063      * in the DC.
00064      */
00065     GreStretchBlt(hdc,
00066                   x,
00067                   y,
00068                   cx,
00069                   cy,
00070                   hdcSrc,
00071                   0,
00072                   (fMask || pcur->hbmColor ? 0 : pcur->cy / 2),
00073                   pcur->cx,
00074                   pcur->cy / 2,
00075                   rop,
00076                   (COLORREF)-1);
00077 
00078     GreSetStretchBltMode(hdc, nMode);
00079     GreSetTextColor(hdc, rgbText);
00080     GreSetBkColor(hdc, rgbBk);
00081 
00082     GreSelectBitmap(hdcSrc, hbmpSave);
00083 
00084     return TRUE;
00085 }

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