99 lines
2.7 KiB
C
99 lines
2.7 KiB
C
/*
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* GDI pen objects
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*
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* Copyright 1993 Alexandre Julliard
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*/
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static char Copyright[] = "Copyright Alexandre Julliard, 1993";
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#include "gdi.h"
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#include "metafile.h"
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extern WORD COLOR_ToPhysical( DC *dc, COLORREF color );
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/***********************************************************************
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* CreatePen (GDI.61)
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*/
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HPEN CreatePen( short style, short width, COLORREF color )
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{
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LOGPEN logpen = { style, { width, 0 }, color };
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#ifdef DEBUG_GDI
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printf( "CreatePen: %d %d %06x\n", style, width, color );
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#endif
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return CreatePenIndirect( &logpen );
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}
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/***********************************************************************
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* CreatePenIndirect (GDI.62)
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*/
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HPEN CreatePenIndirect( LOGPEN * pen )
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{
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PENOBJ * penPtr;
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HPEN hpen;
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if (pen->lopnStyle > PS_INSIDEFRAME) return 0;
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hpen = GDI_AllocObject( sizeof(PENOBJ), PEN_MAGIC );
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if (!hpen) return 0;
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penPtr = (PENOBJ *) GDI_HEAP_ADDR( hpen );
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memcpy( &penPtr->logpen, pen, sizeof(LOGPEN) );
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return hpen;
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}
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/***********************************************************************
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* PEN_GetObject
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*/
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int PEN_GetObject( PENOBJ * pen, int count, LPSTR buffer )
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{
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if (count > sizeof(LOGPEN)) count = sizeof(LOGPEN);
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memcpy( buffer, &pen->logpen, count );
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return count;
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}
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/***********************************************************************
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* PEN_SelectObject
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*/
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HPEN PEN_SelectObject( DC * dc, HPEN hpen, PENOBJ * pen )
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{
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static char dash_dash[] = { 5, 3 }; /* ----- ----- ----- */
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static char dash_dot[] = { 2, 2 }; /* -- -- -- -- -- -- */
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static char dash_dashdot[] = { 4,3,2,3 }; /* ---- -- ---- -- */
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static char dash_dashdotdot[] = { 4,2,2,2,2,2 }; /* ---- -- -- ---- */
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HPEN prevHandle = dc->w.hPen;
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if (dc->header.wMagic == METAFILE_DC_MAGIC)
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return MF_CreatePenIndirect(dc, hpen, &(pen->logpen));
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dc->w.hPen = hpen;
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dc->u.x.pen.style = pen->logpen.lopnStyle;
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dc->u.x.pen.width = pen->logpen.lopnWidth.x * dc->w.VportExtX
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/ dc->w.WndExtX;
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if (dc->u.x.pen.width < 0) dc->u.x.pen.width = -dc->u.x.pen.width;
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if (dc->u.x.pen.width == 1) dc->u.x.pen.width = 0; /* Faster */
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dc->u.x.pen.pixel = COLOR_ToPhysical( dc, pen->logpen.lopnColor );
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switch(pen->logpen.lopnStyle)
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{
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case PS_DASH:
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dc->u.x.pen.dashes = dash_dash;
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dc->u.x.pen.dash_len = 2;
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break;
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case PS_DOT:
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dc->u.x.pen.dashes = dash_dot;
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dc->u.x.pen.dash_len = 2;
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break;
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case PS_DASHDOT:
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dc->u.x.pen.dashes = dash_dashdot;
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dc->u.x.pen.dash_len = 4;
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break;
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case PS_DASHDOTDOT:
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dc->u.x.pen.dashes = dash_dashdotdot;
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dc->u.x.pen.dash_len = 6;
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break;
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}
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return prevHandle;
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}
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