Пример #1
0
BOOL WINAPI
Ellipse(HDC hdc, int nLeftRect, int nTopRect, int nRightRect, int nBottomRect)
{
	HWND	hwnd;
	int	rx, ry;
	RECT	rc;

	hwnd = MwPrepareDC(hdc);
	if(!hwnd)
		return FALSE;

	SetRect(&rc, nLeftRect, nTopRect, nRightRect, nBottomRect);
	if(MwIsClientDC(hdc))
		MapWindowPoints(hwnd, NULL, (LPPOINT)&rc, 2);

	rx = (rc.right - rc.left)/2 - 1;
	ry = (rc.bottom - rc.top)/2 - 1;
	rc.left += rx;
	rc.top += ry;

	/* fill ellipse in current brush color*/
	if(hdc->brush->style != BS_NULL) {
		InflateRect(&rc, -1, -1);
		GdSetForeground(GdFindColor(hdc->brush->color));
		GdEllipse(hdc->psd, rc.left, rc.top, rx, ry, TRUE);
	}

	/* draw ellipse outline in current pen color*/
	if(hdc->pen->style != PS_NULL) {
		GdSetForeground(GdFindColor(hdc->pen->color));
		GdEllipse(hdc->psd, rc.left, rc.top, rx, ry, FALSE);
	}

	return TRUE;
}
Пример #2
0
BOOL WINAPI
Rectangle(HDC hdc, int nLeft, int nTop, int nRight, int nBottom)
{
	HWND	hwnd;
	RECT	rc;

	hwnd = MwPrepareDC(hdc);
	if(!hwnd)
		return FALSE;

	SetRect(&rc, nLeft, nTop, nRight, nBottom);
	if(MwIsClientDC(hdc))
		MapWindowPoints(hwnd, NULL, (LPPOINT)&rc, 2);

	/* draw rectangle in current pen color*/
	if(hdc->pen->style != PS_NULL) {
		GdSetForeground(GdFindColor(hdc->pen->color));
		GdRect(hdc->psd, rc.left, rc.top,
			rc.right - rc.left, rc.bottom - rc.top);
	}

	/* fill rectangle in current brush color*/
	if(hdc->brush->style != BS_NULL) {
		InflateRect(&rc, -1, -1);
		GdSetForeground(GdFindColor(hdc->brush->color));
		GdFillRect(hdc->psd, rc.left, rc.top, rc.right - rc.left,
			rc.bottom - rc.top);
	}

	return TRUE;
}
Пример #3
0
/*
 * Draw the border of a window if there is one.
 * Note: To allow the border to be drawn with the correct clipping,
 * we temporarily grow the size of the window to include the border.
 */
void GsDrawBorder(GR_WINDOW *wp)
{
	GR_COORD	lminx;		/* left edge minimum x */
	GR_COORD	rminx;		/* right edge minimum x */
	GR_COORD	tminy;		/* top edge minimum y */
	GR_COORD	bminy;		/* bottom edge minimum y */
	GR_COORD	topy;		/* top y value of window */
	GR_COORD	boty;		/* bottom y value of window */
	GR_SIZE		width;		/* original width of window */
	GR_SIZE		height;		/* original height of window */
	GR_SIZE		bs;		/* border size */

	bs = wp->bordersize;
	if (bs <= 0)
		return;

	width = wp->width;
	height = wp->height;
	lminx = wp->x - bs;
	rminx = wp->x + width;
	tminy = wp->y - bs;
	bminy = wp->y + height;
	topy = wp->y;
	boty = bminy - 1;
 
	wp->x -= bs;
	wp->y -= bs;
	wp->width += (bs * 2);
	wp->height += (bs * 2);
	wp->bordersize = 0;

	clipwp = NULL;
	GsSetClipWindow(wp, NULL, 0);
	curgcp = NULL;
	GdSetMode(GR_MODE_COPY);
	GdSetForeground(GdFindColor(wp->bordercolor));

	if (bs == 1) {
		GdLine(wp->psd, lminx, tminy, rminx, tminy, TRUE);
		GdLine(wp->psd, lminx, bminy, rminx, bminy, TRUE);
		GdLine(wp->psd, lminx, topy, lminx, boty, TRUE);
		GdLine(wp->psd, rminx, topy, rminx, boty, TRUE);
	} else {
		GdFillRect(wp->psd, lminx, tminy, width + bs * 2, bs);
		GdFillRect(wp->psd, lminx, bminy, width + bs * 2, bs);
		GdFillRect(wp->psd, lminx, topy, bs, height);
		GdFillRect(wp->psd, rminx, topy, bs, height);
	}

	/*
	 * Restore the true window size.
	 * Forget the currently clipped window since we messed it up.
	 */
	wp->x += bs;
	wp->y += bs;
	wp->width -= (bs * 2);
	wp->height -= (bs * 2);
	wp->bordersize = bs;
	clipwp = NULL;
}
Пример #4
0
/* draw line segments by connecting passed points*/
BOOL WINAPI
Polyline(HDC hdc, CONST POINT *lppt, int cPoints)
{
	HWND		hwnd;
	POINT		beg, end;

	if(cPoints <= 1)
		return FALSE;

	hwnd = MwPrepareDC(hdc);
	if(!hwnd)
		return FALSE;

	if(hdc->pen->style == PS_NULL)
		return TRUE;

	/* draw line in current pen color*/
	GdSetForeground(GdFindColor(hdc->pen->color));

	beg = *lppt++;
	if(MwIsClientDC(hdc))
		ClientToScreen(hwnd, &beg);
	while(--cPoints > 0) {
		end = *lppt++;
		if(MwIsClientDC(hdc))
			ClientToScreen(hwnd, &end);

		/* don't draw last point*/
		GdLine(hdc->psd, beg.x, beg.y, end.x, end.y, FALSE);

		beg = end;
	}
	return TRUE;
}
Пример #5
0
BOOL WINAPI
LineTo(HDC hdc, int x, int y)
{
	HWND		hwnd;
	POINT		beg, end;

	hwnd = MwPrepareDC(hdc);
	if(!hwnd)
		return FALSE;

	beg.x = hdc->pt.x;
	beg.y = hdc->pt.y;
	end.x = x;
	end.y = y;
	if(MwIsClientDC(hdc)) {
		ClientToScreen(hwnd, &beg);
		ClientToScreen(hwnd, &end);
	}

	/* draw line in current pen color*/
	if(hdc->pen->style != PS_NULL) {
		GdSetForeground(GdFindColor(hdc->pen->color));
		/* don't draw last point*/
		GdLine(hdc->psd, beg.x, beg.y, end.x, end.y, FALSE);
	}
	hdc->pt.x = x;
	hdc->pt.y = y;
	return TRUE;
}
Пример #6
0
/*
 * Clear the specified area of a window and possibly make an exposure event.
 * This sets the area window to its background color or pixmap.  If the
 * exposeflag is nonzero, then this also creates an exposure event for the
 * window.
 */
void
GsWpClearWindow(GR_WINDOW *wp, GR_COORD x, GR_COORD y, GR_SIZE width,
	GR_SIZE  height, GR_BOOL exposeflag)
{
	if (wp->unmapcount || !wp->output)
		return;
	/*
	 * Reduce the arguments so that they actually lie within the window.
	 */
	if (x < 0) {
		width += x;
		x = 0;
	}
	if (y < 0) {
		height += y;
		y = 0;
	}
	if (x + width > wp->width)
		width = wp->width - x;
	if (y + height > wp->height)
		height = wp->height - y;

	/*
	 * Now see if the region is really in the window.  If not, then
	 * do nothing.
	 */
	if ((x >= wp->width) || (y >= wp->height) || (width <= 0) ||
		(height <= 0))
			return;

	/*
	 * Draw the background of the window.
	 * Invalidate the current graphics context since
	 * we are changing the foreground color and mode.
	 */
	GsSetClipWindow(wp, NULL, 0);
	curgcp = NULL;
	if (!(wp->props & GR_WM_PROPS_NOBACKGROUND)) {
		GdSetMode(GR_MODE_COPY);
		GdSetForeground(GdFindColor(wp->background));
		if (wp->bgpixmap) {
			GsWpDrawBackgroundPixmap(wp, wp->bgpixmap, x, y,
				width, height);
		} else {
			GdFillRect(wp->psd, wp->x + x, wp->y + y, width,height);
		}
	}

	/*
	 * Now do the exposure if required.
	 */
	if (exposeflag)
		GsDeliverExposureEvent(wp, x, y, width, height);
}
Пример #7
0
static void
dopiearc(HDC hdc, int nLeftRect, int nTopRect, int nRightRect, int nBottomRect,
	int ax, int ay, int bx, int by, int type)
{
	HWND	hwnd;
	int	rx, ry;
	RECT	rc, rc2;

	hwnd = MwPrepareDC(hdc);
	if(!hwnd)
		return;

	SetRect(&rc, nLeftRect, nTopRect, nRightRect, nBottomRect);
	SetRect(&rc2, ax, ay, bx, by);
	if(MwIsClientDC(hdc)) {
		MapWindowPoints(hwnd, NULL, (LPPOINT)&rc, 2);
		MapWindowPoints(hwnd, NULL, (LPPOINT)&rc2, 2);
	}

	rx = (rc.right - rc.left)/2 - 1;
	ry = (rc.bottom - rc.top)/2 - 1;
	rc.left += rx;
	rc.top += ry;

	/* fill ellipse in current brush color*/
	if(hdc->brush->style != BS_NULL && type == MWPIE) {
		GdSetForeground(GdFindColor(hdc->brush->color));
		GdArc(hdc->psd, rc.left, rc.top, rx, ry,
			rc2.left, rc2.top, rc2.right, rc2.bottom, MWPIE);
	}

	/* draw ellipse outline in current pen color*/
	if(hdc->pen->style != PS_NULL) {
		GdSetForeground(GdFindColor(hdc->pen->color));
		if(type == MWPIE)
			type = MWARC;	/* MWARCOUTLINE?*/
		GdArc(hdc->psd, rc.left, rc.top, rx, ry,
			rc2.left, rc2.top, rc2.right, rc2.bottom, type);
	}
}
Пример #8
0
BOOL WINAPI
Polygon(HDC hdc, CONST POINT *lpPoints, int nCount)
{
	HWND	hwnd;
	int	i;
	LPPOINT	pp, ppAlloc = NULL;

	hwnd = MwPrepareDC(hdc);
	if(!hwnd)
		return FALSE;

	if(MwIsClientDC(hdc)) {
		/* convert points to client coords*/
		ppAlloc = (LPPOINT)malloc(nCount * sizeof(POINT));
		if(!ppAlloc)
			return FALSE;
		memcpy(ppAlloc, lpPoints, nCount*sizeof(POINT));
		pp = ppAlloc;
		for(i=0; i<nCount; ++i)
			ClientToScreen(hwnd, pp++);
		pp = ppAlloc;
	} else pp = (LPPOINT)lpPoints;

	/* fill polygon in current brush color*/
	if(hdc->brush->style != BS_NULL) {
		GdSetForeground(GdFindColor(hdc->brush->color));
		GdFillPoly(hdc->psd, nCount, pp);
	}

	/* draw polygon outline in current pen color*/
	if(hdc->pen->style != PS_NULL) {
		GdSetForeground(GdFindColor(hdc->pen->color));
		GdPoly(hdc->psd, nCount, pp);
	}

	if(ppAlloc)
		free(ppAlloc);
	return TRUE;
}
Пример #9
0
COLORREF WINAPI
SetPixel(HDC hdc, int x, int y, COLORREF crColor)
{
	HWND		hwnd;
	POINT		pt;

	hwnd = MwPrepareDC(hdc);
	if(!hwnd)
		return 0;	/* doesn't return previous color*/
	pt.x = x;
	pt.y = y;
	if(MwIsClientDC(hdc))
		ClientToScreen(hwnd, &pt);

	/* draw point in passed color*/
	GdSetForeground(GdFindColor(crColor));
	GdPoint(hdc->psd, pt.x, pt.y);
	return 0;		/* doesn't return previous color*/
}
Пример #10
0
int WINAPI
FillRect(HDC hdc, CONST RECT *lprc, HBRUSH hbr)
{
	HWND		hwnd;
	RECT 		rc;
	MWBRUSHOBJ *	obr = (MWBRUSHOBJ *)hbr;
	COLORREF	crFill;

	hwnd = MwPrepareDC(hdc);
	if(!hwnd || !obr)
		return FALSE;

	if(!lprc) {
		if(MwIsClientDC(hdc))
			GetClientRect(hwnd, &rc);
		else
			GetWindowRect(hwnd, &rc);
		lprc = &rc;
	} else
		rc = *lprc;
	if(MwIsClientDC(hdc))
		MapWindowPoints(hwnd, NULL, (LPPOINT)&rc, 2);

	/* handle COLOR_xxx + 1 passed as HBRUSH*/
	if((PTRTOINT)obr <= MAXSYSCOLORS)
		crFill = GetSysColor((int)obr-1);
	else {
		/* get color from passed HBRUSH*/
		if(obr->style == BS_NULL)
			return TRUE;
		crFill = obr->color;
	}

	/* fill rectangle in passed brush color*/
	GdSetForeground(GdFindColor(crFill));
	GdFillRect(hdc->psd, rc.left, rc.top,
		rc.right - rc.left, rc.bottom - rc.top);
	return TRUE;
}
Пример #11
0
/*
 * Prepare to do drawing in a window or pixmap using the specified
 * graphics context.  Returns the drawable pointer if successful,
 * and the type of drawing id that was supplied.  Returns the special value
 * GR_DRAW_TYPE_NONE if an error is generated, or if drawing is useless.
 */
GR_DRAW_TYPE GsPrepareDrawing(GR_DRAW_ID id, GR_GC_ID gcid, GR_DRAWABLE **retdp)
{
	GR_WINDOW	*wp;		/* found window */
        GR_PIXMAP       *pp;            /* found pixmap */
	GR_GC		*gcp;		/* found graphics context */
	GR_FONT		*fontp;
	GR_REGION	*regionp;	/* user clipping region */
	MWCLIPREGION	*reg;
	PMWFONT		pf;

	*retdp = NULL;

	gcp = GsFindGC(gcid);
	if (gcp == NULL)
		return GR_DRAW_TYPE_NONE;

	/*
	 * If the graphics context is not the current one, then
	 * make it the current one and remember to update it.
	 */
	if (gcp != curgcp) {
		curgcp = gcp;
		gcp->changed = GR_TRUE;
	}

	/*
	 * Look for window or pixmap id
	 */
        pp = NULL;
	wp = GsFindWindow(id);
	if (wp == NULL) {
	        pp = GsFindPixmap(id);
	        if (pp == NULL)
		          return GR_DRAW_TYPE_NONE;
	   
#if DYNAMICREGIONS
		reg = GdAllocRectRegion(0, 0, pp->psd->xvirtres,
			pp->psd->yvirtres);
		/* intersect with user region if any*/
		if (gcp->regionid) {
			regionp = GsFindRegion(gcp->regionid);
			if (regionp)
				GdIntersectRegion(reg, reg, regionp->rgn);
		}
		GdSetClipRegion(pp->psd, reg);
#else
		{
		MWCLIPRECT	cliprect;
		/* FIXME: setup pixmap clipping, different from windows*/
	        cliprect.x = 0;
	        cliprect.y = 0;
	        cliprect.width = pp->psd->xvirtres;
	        cliprect.height = pp->psd->yvirtres;
	        GdSetClipRects(pp->psd, 1, &cliprect);
		}
#endif
		/* reset clip cache for next window draw*/
		clipwp = NULL;
	} else {
   
	        if (!wp->output) {
		          GsError(GR_ERROR_INPUT_ONLY_WINDOW, id);
		          return GR_DRAW_TYPE_NONE;
		}

	        if (wp->unmapcount)
		          return GR_DRAW_TYPE_NONE;
	   
	        /*
		 * If the window is not the currently clipped one,
		 * then make it the current one and define its clip rectangles.
		 */
	        if (wp != clipwp || gcp->changed) {
			/* find user region for intersect*/
			if (gcp->regionid)
				regionp = GsFindRegion(gcp->regionid);
			else regionp = NULL;

			/*
			 * Special handling if user region is not at offset 0,0
			 */
			if (regionp && (gcp->xoff || gcp->yoff)) {
				MWCLIPREGION *local = GdAllocRegion();

				GdCopyRegion(local, regionp->rgn);
				GdOffsetRegion(local, gcp->xoff, gcp->yoff);

				GsSetClipWindow(wp, local,  
					gcp->mode & ~GR_MODE_DRAWMASK);

				GdDestroyRegion(local);
			  } else {
				GsSetClipWindow(wp, regionp? regionp->rgn: NULL,
					gcp->mode & ~GR_MODE_DRAWMASK);
			  }
		}
	}

	/*
	 * If the graphics context has been changed, then tell the
	 * device driver about it.
	 */
	if (gcp->changed) {
		GdSetForeground(GdFindColor(gcp->foreground));
		GdSetBackground(GdFindColor(gcp->background));
		GdSetMode(gcp->mode & GR_MODE_DRAWMASK);
		GdSetUseBackground(gcp->usebackground);
		fontp = GsFindFont(gcp->fontid);
		pf = fontp? fontp->pfont: stdfont;
		GdSetFont(pf);
		gcp->changed = GR_FALSE;
	}

	*retdp = wp? (GR_DRAWABLE *)wp: (GR_DRAWABLE *)pp;
	return wp? GR_DRAW_TYPE_WINDOW: GR_DRAW_TYPE_PIXMAP;
}
Пример #12
0
/*
 * Open low level graphics driver
 */
PSD
GdOpenScreen(void)
{
	PSD			psd;
	MWPALENTRY *		stdpal;
	MWSCREENINFO		sinfo;	    

	psd = scrdev.Open(&scrdev);
	if (!psd)
		return NULL;
	GdGetScreenInfo(psd, &sinfo);
	gr_pixtype = sinfo.pixtype;
	gr_ncolors = sinfo.ncolors;

	/* assume no user changable palette entries*/
	gr_firstuserpalentry = (int)psd->ncolors;

	/* set palette according to system colors and devpalX.c*/
	switch((int)psd->ncolors) {

#if !defined(NOSTDPAL1) /* don't require stdpal1 if not needed */
	case 2:		/* 1bpp*/
	{
		extern MWPALENTRY	mwstdpal1[2];
		stdpal = mwstdpal1;
	}
	break;
#endif

#if !defined(NOSTDPAL2) /* don't require stdpal2 if not needed */
	case 4:		/* 2bpp*/
	{
		extern MWPALENTRY	mwstdpal2[4];
		stdpal = mwstdpal2;
	}
	break;
#endif

#if !defined(NOSTDPAL4)
	/* don't require stdpal4 if not needed */
	case 8:		/* 3bpp - not fully supported*/
	case 16:	/* 4bpp*/
	{
		extern MWPALENTRY	mwstdpal4[16];
		stdpal = mwstdpal4;
	}
	break;
#endif

#if !defined(NOSTDPAL8) /* don't require large stdpal8 if not needed */
	case 256:	/* 8bpp*/
	{
		extern MWPALENTRY	mwstdpal8[256];
#if xxxALPHABLEND
		/* don't change uniform palette if alpha blending*/
		gr_firstuserpalentry = 256;
#else
		/* start after last system-reserved color*/
		gr_firstuserpalentry = FIRSTUSERPALENTRY;
#endif
		stdpal = mwstdpal8;
	} 
	break;
#endif	/* !defined(NOSTDPAL8)*/

	default:	/* truecolor*/
		/* no palette*/
		gr_firstuserpalentry = 0;
		stdpal = NULL;
	}

	/* reset next user palette entry, write hardware palette*/
	GdResetPalette();
	GdSetPalette(psd, 0, (int)psd->ncolors, stdpal);
#if xxxALPHABLEND
	/* one-time create alpha lookup table for 8bpp systems (takes ~1 sec)*/
	if(psd->ncolors == 256)
		init_alpha_lookup();
#endif

#if !NOFONTSORCLIPPING
	/* init local vars*/
	GdSetMode(MWMODE_COPY);
	GdSetForeground(GdFindColor(MWRGB(255, 255, 255)));	/* WHITE*/
	GdSetBackground(GdFindColor(MWRGB(0, 0, 0)));		/* BLACK*/
	GdSetUseBackground(TRUE);
	GdSetFont(GdCreateFont(psd, MWFONT_SYSTEM_VAR, 0, NULL));
#if DYNAMICREGIONS
	GdSetClipRegion(psd, 
		GdAllocRectRegion(0, 0, psd->xvirtres, psd->yvirtres));
#else
	GdSetClipRects(psd, 0, NULL);
#endif /* DYNAMICREGIONS*/
#endif /* NOFONTSORCLIPPING*/

	/* fill black (actually fill to first palette entry or truecolor 0*/
	psd->FillRect(psd, 0, 0, psd->xvirtres-1, psd->yvirtres-1, 0);
	return psd;
}
Пример #13
0
LRESULT CALLBACK
WndProc(HWND hwnd, UINT msg, WPARAM wp, LPARAM lp)
{
	PAINTSTRUCT	ps;
	HDC		hdc;
#if CLIENT3D | IMAGE | GRAPH3D
	RECT		rc;
#endif
#if GRAPH3D
	static int	countup = 1;
	int		id;
	static vec1 	gx, gy;
#endif
#if TIMERDEMO
	static POINT	mousept;
#endif
#if ARCDEMO
	static int	startdegrees = 0;
	static int	enddegrees = 30;
#endif

	switch( msg) {
#if TIMERDEMO
	case WM_CREATE:
		SetTimer(hwnd, 1, 100, NULL);
		mousept.x = 60;
		mousept.y = 20;
		break;

	case WM_TIMER:
#if GRAPH3D
		GetClientRect(hwnd, &rc);
		if(countup) {
			mousept.y += 20;
			if(mousept.y >= rc.bottom) {
				mousept.y -= 20;
				countup = 0;
			}
		} else {
			mousept.y -= 20;
			if(mousept.y < 20) {
				mousept.y += 20;
				countup = 1;
			}
		}
		SendMessage(hwnd, WM_MOUSEMOVE, 0,
			MAKELONG(mousept.x, mousept.y));
#endif
#if ARCDEMO
		startdegrees += 10;
		if(startdegrees >= 360)
			startdegrees = 0;
		enddegrees += 15;
		if(enddegrees >= 360)
			enddegrees = 0;
		InvalidateRect(hwnd, NULL, TRUE);
#endif
		break;

	case WM_DESTROY:
		KillTimer(hwnd, 1);
		break;
#endif /* TIMERDEMO*/
	case WM_SIZE:
		break;

	case WM_MOVE:
		break;

#if CLIENT3D
	case WM_SETFOCUS:
		PostMessage((HWND)wp, WM_PAINT, 0, 0L);
		break;

	case WM_KILLFOCUS:
		PostMessage((HWND)wp, WM_PAINT, 0, 0L);
		break;
	case WM_ERASEBKGND:
		if(GetFocus() != hwnd)
			return DefWindowProc(hwnd, msg, wp, lp);
		return 1;
#endif
#if GRAPH3D
	case WM_ERASEBKGND:
		if((GetWindowLong(hwnd, GWL_ID) & 03) == 1)
			return 1;
		return DefWindowProc(hwnd, msg, wp, lp);
#endif
	case WM_PAINT:
		hdc = BeginPaint(hwnd, &ps);

#if CLIENT3D
		if(GetFocus() == hwnd) {
			GetClientRect(hwnd, &rc);
			Draw3dShadow(hdc, rc.left, rc.top,
				rc.right-rc.left, rc.bottom-rc.top,
				GetSysColor(COLOR_3DDKSHADOW),
				GetSysColor(COLOR_3DLIGHT));
			InflateRect(&rc, -1, -1);
			FillRect(hdc, &rc, GetStockObject(GRAY_BRUSH));
		}
#endif
#if IMAGE
		GetClientRect(hwnd, &rc);
		DrawDIB(hdc, rc.left+2, rc.top+2, image2);
#endif
#if ARCDEMO
{
	int x, y, w, h;
	RECT rc;

	if(hdc != NULL) {
		GetWindowRect(hwnd, &rc);
		rc.top += 13;
		InflateRect(&rc, -3, -3);
		/*Ellipse(hdc, 0, 0, rc.right-rc.left, rc.bottom-rc.top);*/
		/*Arc(hdc, 0, 0, rc.right-rc.left, rc.bottom-rc.top, 0,0, 0,0);*/
		/*Pie(hdc, 0, 0, rc.right-rc.left, rc.bottom-rc.top, 0,0, 0,0);*/

		x = rc.left;
		y = rc.top;
		w = rc.right - rc.left;
		h = rc.bottom - rc.top;
		w += 10;
		GdSetForeground(GdFindColor(RGB(0,255,0)));
		GdArcAngle(hdc->psd, x+w/2, y+h/2, w/2, h/2, startdegrees*64,
			enddegrees*64, MWPIE);
		GdSetForeground(GdFindColor(RGB(0,0,0)));
		GdArcAngle(hdc->psd, x+w/2, y+h/2, w/2, h/2, startdegrees*64,
			enddegrees*64, MWARCOUTLINE);
		/*GdSetForeground(GdFindColor(RGB(255,255,255)));*/
		/*GdPoint(hdc->psd, x+w/2, y+h/2);*/
	}
	EndPaint(hwnd, &ps);
	break;
}
#endif /* ARCDEMO*/
#if GRAPH3D
		id = (int)GetWindowLong(hwnd, GWL_ID) & 03;
		init3(hdc, id == 1? hwnd: NULL);
		switch(id) {
		case 0:
			rose(1.0, 7, 13);
			break;
		case 1:
			/*look3(0.5, 0.7, 1.5);*/
			/*look3(0.2, -2 * gy, 1.0+gx);*/
			look3(-2 * gx, -2 * gy, 1.2);
			drawgrid(-8.0, 8.0, 10, -8.0, 8.0, 10);
			break;
		case 2:
			setcolor3(BLACK);
			circle3(1.0);
			break;
		case 3:
			setcolor3(BLUE);
			daisy(1.0, 20);
			break;
		}

#if CLIPDEMO
		if(id == 1) {
			HRGN	hrgn, hrgn2;

			/* create circular clip region for effect*/
			GetClientRect(hwnd, &rc);
			InflateRect(&rc, -80, -80);
			switch((int)GetWindowLong(hwnd, GWL_ID)) {
			default:
				hrgn = CreateEllipticRgnIndirect(&rc);
				break;
			case 5:
				hrgn = CreateRoundRectRgn(rc.left, rc.top,
					rc.right, rc.bottom, 100, 100);
				break;
			case 1:
				hrgn = CreateRectRgnIndirect(&rc);
				break;
			}

			/* erase background, clip out blit area*/
			GetClientRect(hwnd, &rc);
			hrgn2 = CreateRectRgnIndirect(&rc);
			SelectClipRgn(hdc, hrgn2);
			ExtSelectClipRgn(hdc, hrgn, RGN_XOR);
			DeleteObject(hrgn2);

			GetClientRect(hwnd, &rc);
			FillRect(hdc, &rc, GetStockObject(BLACK_BRUSH));

			/* clip in only blit area*/
			SelectClipRgn(hdc, hrgn);
			DeleteObject(hrgn);
		}
#endif /* CLIPDEMO*/

		paint3(hdc);

#endif /* GRAPH3D*/
		EndPaint(hwnd, &ps);
		break;

	case WM_LBUTTONDOWN:
		break;

	case WM_MOUSEMOVE:
#if GRAPH3D
		if((GetWindowLong(hwnd, GWL_ID) & 03) == 1) {
			POINT pt;

			POINTSTOPOINT(pt, lp);
			GetClientRect(hwnd, &rc);
			gx = (vec1)pt.x / rc.right;
			gy = (vec1)pt.y / rc.bottom;
			InvalidateRect(hwnd, NULL, FALSE);
			mousept.x = pt.x;
			mousept.y = pt.y;
		}
#endif
		break;

	case WM_LBUTTONUP:
		break;

	case WM_RBUTTONDOWN:
		break;

	default:
		return DefWindowProc( hwnd, msg, wp, lp);
	}
	return( 0);
}
Пример #14
0
/* internal version of ExtTextOut, passed flags for text data type*/
static BOOL
MwExtTextOut(HDC hdc, int x, int y, UINT fuOptions, CONST RECT *lprc,
	LPCVOID lpszString, UINT cbCount, CONST INT *lpDx, int flags)
{
	HWND	hwnd;
	POINT	pt;
	RECT	rc;

	hwnd = MwPrepareDC(hdc);
	if(!hwnd)
		return FALSE;

	pt.x = x;
	pt.y = y;
	if(MwIsClientDC(hdc))
		ClientToScreen(hwnd, &pt);

	/* optionally fill passed rectangle*/
	if(lprc && (fuOptions&ETO_OPAQUE)) {
		rc = *lprc;
		if(MwIsClientDC(hdc))
			MapWindowPoints(hwnd, NULL, (LPPOINT)&rc, 2);

		/* fill rectangle with current background color*/
		GdSetForeground(GdFindColor(hdc->bkcolor));
		GdFillRect(hdc->psd, rc.left, rc.top, rc.right - rc.left,
			rc.bottom - rc.top);
		GdSetUseBackground(FALSE);
	} else {
		/* use current background mode for text background draw*/
		GdSetUseBackground(hdc->bkmode == OPAQUE? TRUE: FALSE);
		/* always set background color in case GdArea is
		 * used to draw, which compares gr_foreground != gr_background
		 * if gr_usebg is false...
		 */
		/*if(hdc->bkmode == OPAQUE)*/
			GdSetBackground(GdFindColor(hdc->bkcolor));
	}

	/* nyi: lpDx*/

	/* draw text in current text foreground and background color*/
	GdSetForeground(GdFindColor(hdc->textcolor));
	GdSetFont(hdc->font->pfont);

	/* this whole text alignment thing needs rewriting*/
	if((hdc->textalign & TA_BASELINE) == TA_BASELINE) {
		 /* this is not right... changed for kaffe port
		flags |= MWTF_TOP;
		 */
		flags |= MWTF_BASELINE;
	} else if(hdc->textalign & TA_BOTTOM) {
		MWCOORD	ph, pw, pb;

		if(lprc)
			pt.y += lprc->bottom - lprc->top;
		else {
			GdGetTextSize(hdc->font->pfont, lpszString, cbCount,
				&pw, &ph, &pb, flags);
			pt.y += ph;
		}
		flags |= MWTF_BOTTOM;
	} else
		flags |= MWTF_TOP;
	GdText(hdc->psd, pt.x, pt.y, lpszString, cbCount, flags);

	return TRUE;
}