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169 lines
5 KiB
C
169 lines
5 KiB
C
/*
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* PostScript pen handling
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*
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* Copyright 1998 Huw D M Davies
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*
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* This library is free software; you can redistribute it and/or
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* modify it under the terms of the GNU Lesser General Public
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* License as published by the Free Software Foundation; either
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* version 2.1 of the License, or (at your option) any later version.
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*
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* This library is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* Lesser General Public License for more details.
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*
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* You should have received a copy of the GNU Lesser General Public
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* License along with this library; if not, write to the Free Software
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* Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA
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*/
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#include <stdarg.h>
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#include "windef.h"
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#include "winbase.h"
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#include "wingdi.h"
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#include "psdrv.h"
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#include "wine/debug.h"
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WINE_DEFAULT_DEBUG_CHANNEL(psdrv);
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static const DWORD PEN_dash[] = { 50, 30 }; /* ----- ----- ----- */
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static const DWORD PEN_dot[] = { 20 }; /* -- -- -- -- -- -- */
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static const DWORD PEN_dashdot[] = { 40, 30, 20, 30 }; /* ---- -- ---- -- */
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static const DWORD PEN_dashdotdot[] = { 40, 20, 20, 20, 20, 20 }; /* ---- -- -- ---- */
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static const DWORD PEN_alternate[] = { 1 };
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/***********************************************************************
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* SelectPen
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*/
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HPEN PSDRV_SelectPen( print_ctx *ctx, HPEN hpen, const struct ps_brush_pattern *pattern )
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{
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LOGPEN logpen;
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EXTLOGPEN *elp = NULL;
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if (!GetObjectW( hpen, sizeof(logpen), &logpen ))
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{
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/* must be an extended pen */
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INT size = GetObjectW( hpen, 0, NULL );
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if (!size) return 0;
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elp = HeapAlloc( GetProcessHeap(), 0, size );
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GetObjectW( hpen, size, elp );
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/* FIXME: add support for user style pens */
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logpen.lopnStyle = elp->elpPenStyle;
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logpen.lopnWidth.x = elp->elpWidth;
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logpen.lopnWidth.y = 0;
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logpen.lopnColor = elp->elpColor;
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}
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TRACE("hpen = %p colour = %08lx\n", hpen, logpen.lopnColor);
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ctx->pen.width = logpen.lopnWidth.x;
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if ((logpen.lopnStyle & PS_GEOMETRIC) || (ctx->pen.width > 1))
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{
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ctx->pen.width = PSDRV_XWStoDS( ctx, ctx->pen.width );
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if(ctx->pen.width < 0) ctx->pen.width = -ctx->pen.width;
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}
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if (hpen == GetStockObject( DC_PEN ))
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logpen.lopnColor = GetDCPenColor( ctx->hdc );
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switch (logpen.lopnStyle & PS_JOIN_MASK)
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{
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default:
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case PS_JOIN_ROUND: ctx->pen.join = 1; break;
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case PS_JOIN_BEVEL: ctx->pen.join = 2; break;
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case PS_JOIN_MITER: ctx->pen.join = 0; break;
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}
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switch (logpen.lopnStyle & PS_ENDCAP_MASK)
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{
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default:
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case PS_ENDCAP_ROUND: ctx->pen.endcap = 1; break;
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case PS_ENDCAP_SQUARE: ctx->pen.endcap = 2; break;
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case PS_ENDCAP_FLAT: ctx->pen.endcap = 0; break;
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}
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PSDRV_CreateColor(ctx, &ctx->pen.color, logpen.lopnColor);
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ctx->pen.style = logpen.lopnStyle & PS_STYLE_MASK;
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switch(ctx->pen.style) {
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case PS_DASH:
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memcpy( ctx->pen.dash, PEN_dash, sizeof(PEN_dash) );
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ctx->pen.dash_len = ARRAY_SIZE( PEN_dash );
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break;
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case PS_DOT:
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memcpy( ctx->pen.dash, PEN_dot, sizeof(PEN_dot) );
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ctx->pen.dash_len = ARRAY_SIZE( PEN_dot );
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break;
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case PS_DASHDOT:
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memcpy( ctx->pen.dash, PEN_dashdot, sizeof(PEN_dashdot) );
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ctx->pen.dash_len = ARRAY_SIZE( PEN_dashdot );
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break;
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case PS_DASHDOTDOT:
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memcpy( ctx->pen.dash, PEN_dashdotdot, sizeof(PEN_dashdotdot) );
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ctx->pen.dash_len = ARRAY_SIZE( PEN_dashdotdot );
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break;
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case PS_ALTERNATE:
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memcpy( ctx->pen.dash, PEN_alternate, sizeof(PEN_alternate) );
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ctx->pen.dash_len = ARRAY_SIZE( PEN_alternate );
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break;
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case PS_USERSTYLE:
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ctx->pen.dash_len = min( elp->elpNumEntries, MAX_DASHLEN );
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memcpy( ctx->pen.dash, elp->elpStyleEntry, ctx->pen.dash_len * sizeof(DWORD) );
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break;
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default:
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ctx->pen.dash_len = 0;
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}
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if ((ctx->pen.width > 1) && ctx->pen.dash_len &&
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ctx->pen.style != PS_USERSTYLE && ctx->pen.style != PS_ALTERNATE)
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{
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ctx->pen.style = PS_SOLID;
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ctx->pen.dash_len = 0;
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}
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HeapFree( GetProcessHeap(), 0, elp );
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ctx->pen.set = FALSE;
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return hpen;
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}
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/***********************************************************************
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* SetDCPenColor
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*/
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COLORREF PSDRV_SetDCPenColor( print_ctx *ctx, COLORREF color )
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{
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if (GetCurrentObject( ctx->hdc, OBJ_PEN ) == GetStockObject( DC_PEN ))
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PSDRV_CreateColor( ctx, &ctx->pen.color, color );
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return color;
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}
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/**********************************************************************
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*
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* PSDRV_SetPen
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*
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*/
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BOOL PSDRV_SetPen( print_ctx *ctx )
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{
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if (ctx->pen.style != PS_NULL) {
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PSDRV_WriteSetColor(ctx, &ctx->pen.color);
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if(!ctx->pen.set) {
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PSDRV_WriteSetPen(ctx);
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ctx->pen.set = TRUE;
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}
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}
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return TRUE;
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}
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