===================================================================
RCS file: /home/cvs/OpenXM_contrib2/asir2000/plot/plotp.c,v
retrieving revision 1.3
retrieving revision 1.25
diff -u -p -r1.3 -r1.25
--- OpenXM_contrib2/asir2000/plot/plotp.c	2000/08/21 08:31:51	1.3
+++ OpenXM_contrib2/asir2000/plot/plotp.c	2018/03/29 01:32:55	1.25
@@ -23,7 +23,7 @@
  * shall be made on your publication or presentation in any form of the
  * results obtained by use of the SOFTWARE.
  * (4) In the event that you modify the SOFTWARE, you shall notify FLL by
- * e-mail at risa-admin@flab.fujitsu.co.jp of the detailed specification
+ * e-mail at risa-admin@sec.flab.fujitsu.co.jp of the detailed specification
  * for such modification or the source code of the modified part of the
  * SOFTWARE.
  * 
@@ -45,7 +45,7 @@
  * DEVELOPER SHALL HAVE NO LIABILITY IN CONNECTION WITH THE USE,
  * PERFORMANCE OR NON-PERFORMANCE OF THE SOFTWARE.
  *
- * $OpenXM: OpenXM_contrib2/asir2000/plot/plotp.c,v 1.2 2000/03/07 01:32:44 noro Exp $ 
+ * $OpenXM: OpenXM_contrib2/asir2000/plot/plotp.c,v 1.24 2017/08/31 08:52:27 ohara Exp $ 
 */
 #include "ca.h"
 #include "parse.h"
@@ -59,211 +59,617 @@
 #define EXP10(a) pow(10.0,a)
 #endif
 
-if_print(display,tab,can)
-DISPLAY *display;
-double **tab;
-struct canvas *can;
+#if defined(VISUAL) || defined(__MINGW32__)
+static POINT oldpos;
+#endif
+
+#if !defined(VISUAL) && !defined(__MINGW32__)
+extern Pixel BackPixel;
+unsigned long GetColor(Display *, char *);
+
+unsigned long GetColor(Display *dis, char *color_name)
 {
-	int ix,iy,width,height;
-	double *px,*px1,*px2;
-	DRAWABLE pix;
+  Colormap cmap;
+  XColor near_color, true_color;
 
-	if ( can->mode == MODE_CONPLOT ) {
-		con_print(display,tab,can); return;
-	}
-	flush();
-	width = can->width; height = can->height; pix = can->pix;
-	for( ix=0; ix<width-1; ix++ )
-		for(iy=0, px=tab[ix], px1 = tab[ix+1], px2 = px+1;
-			iy<height-1 ;iy++, px++, px1++, px2++ )
-			if ( ((*px >= 0) && ((*px1 <= 0) || (*px2 <= 0))) ||
-				 ((*px <= 0) && ((*px1 >= 0) || (*px2 >= 0))) ) {
-				DRAWPOINT(display,pix,drawGC,ix,height-iy-1);
-				count_and_flush();
-			}
-	flush();
+  cmap = DefaultColormap( dis, 0 );
+  XAllocNamedColor( dis, cmap, color_name, &near_color, &true_color );
+  return( near_color.pixel );
 }
 
-con_print(display,tab,can)
-DISPLAY *display;
-double **tab;
-struct canvas *can;
-{
-	int ix,iy,iz,width,height,pas,pai,len;
-	double zstep,z;
-	double *px,*px1,*px2;
-	DRAWABLE pix;
-	POINT *pa,*pa1;
-	struct pa *parray;
+void area_print(DISPLAY *display,double **tab,struct canvas *can,int GXcode){
+  int ix,iy,width,height,wc,**mask;
+  XImage *image;
+  DRAWABLE pix;
+  unsigned int color,black,white,c2;
+  //unsigned long color,black,white,c2;
+  double *px,*px1,*px2;
+  //GXcode 0:new 1:cp 2:and 3:or 4:xor
+  width=can->width;
+  height=can->height;
+  pix=can->pix;
+  mask=(int **)ALLOCA((width)*sizeof(int *));
+  for(ix=0;ix<width;ix++)mask[ix]=(int *)ALLOCA((height)*sizeof(int));
+  // create mask table values boundary:0 positive:1 negativ:-1
+  for(ix=0;ix<width;ix++)for(iy=0;iy<height;iy++)
+    if((tab[ix][iy]>0)&&(tab[ix+1][iy]>0)&&(tab[ix][iy+1]>0)&&
+      (tab[ix+1][iy+1]>0)) mask[ix][iy]=1;//all postive
+    else if((tab[ix][iy]<0)&&(tab[ix+1][iy]<0)&&(tab[ix][iy+1]<0)&&
+      (tab[ix+1][iy+1]<0)) mask[ix][iy]=-1;//all negativ
+    else mask[ix][iy]=0;//boundary
+  flush();
+  black=GetColor(display,"black");
+  white=GetColor(display,"white");
+  set_drawcolor(can->color);
+  color=can->color;
+  image=XGetImage(display,pix,0,0,width,height,-1,ZPixmap);
+  for(ix=0;ix<width;ix++){
+    for(iy=0;iy<height;iy++){
+      c2=XGetPixel(image,ix,height-iy-1);
+      if(c2==white)wc=-1;
+      else if(c2==black)wc=0;
+      else wc=1;
+      if(wc!=0){//XPutPixel(image,ix,iy,black);
+        if(mask[ix][iy]==0)XPutPixel(image,ix,height-iy-1,black);//boundary
+        else {
+          switch (GXcode){
+          case 0: //new window
+          case 1: //cp
+            if(mask[ix][iy]==1)XPutPixel(image,ix,height-iy-1,color);
+            else XPutPixel(image,ix,height-iy-1,BackPixel);
+            break;
+          case 2: //and
+            if((mask[ix][iy]==1)&&(wc==1))XPutPixel(image,ix,height-iy-1,color);
+            else XPutPixel(image,ix,height-iy-1,BackPixel);
+            break;
+          case 3: //or
+            if((mask[ix][iy]==1)||(wc==1))XPutPixel(image,ix,height-iy-1,color);
+            else XPutPixel(image,ix,height-iy-1,BackPixel);
+            break;
+          case 4: //xor
+            if((mask[ix][iy]==1)^(wc==1))XPutPixel(image,ix,height-iy-1,color);
+            else XPutPixel(image,ix,height-iy-1,BackPixel);
+            break;
+          }
+        }
+      }
+    }
+  }
+  XPutImage(display,pix,drawGC,image,0,0,0,0,width,height);
+  count_and_flush();
+  flush();
+}
+#else
+void area_print(DISPLAY *display,double **tab,struct canvas *can,int GXcode){
+    /* not implemented */
+}
+#endif
 
-	
-	width = can->width; height = can->height; pix = can->pix;
-	zstep = (can->zmax-can->zmin)/can->nzstep;
-	can->pa = (struct pa *)MALLOC((can->nzstep+1)*sizeof(struct pa));
-	pas = width;
-	pa = (POINT *)ALLOCA(pas*sizeof(POINT));
-	initmarker(can,"Drawing...");
-	for ( z = can->zmin, iz = 0; z <= can->zmax; z += zstep, iz++ ) {
-		marker(can,DIR_Z,iz);
-		pai = 0;	
-		for( ix=0; ix<width-1; ix++ )
-			for(iy=0, px=tab[ix], px1 = tab[ix+1], px2 = px+1;
-				iy<height-1 ;iy++, px++, px1++, px2++ )
-				if ( ((*px >= z) && ((*px1 <= z) || (*px2 <= z))) ||
-				 	 ((*px <= z) && ((*px1 >= z) || (*px2 >= z))) ) {
-					if ( pai == pas ) {
-						pa1 = (POINT *)ALLOCA(2*pas*sizeof(POINT));
-						bcopy((char *)pa,(char *)pa1,pas*sizeof(POINT)); pa = pa1;
-						pas += pas;
-					}
-					XC(pa[pai]) = ix; YC(pa[pai]) = height-iy-1; pai++;
-				}
-		can->pa[iz].length = pai;
-		if ( pai ) {
-			pa1 = (POINT *)MALLOC(pai*sizeof(POINT));
-			bcopy((char *)pa,(char *)pa1,pai*sizeof(POINT));
-			can->pa[iz].pos = pa1;
-		}
-	}
-	flush();
-	for ( parray = can->pa, iz = 0; iz <= can->nzstep; iz++, parray++ )
-		for ( pa = parray->pos, len = parray->length, ix = 0; ix < len; ix++ ) {
-			DRAWPOINT(display,pix,drawGC,XC(pa[ix]),YC(pa[ix]));
-			count_and_flush();
-		}
-	flush();
+void over_print(DISPLAY *display,double **tab,struct canvas *can,int GXcode){
+  int ix,iy,width,height;
+  DRAWABLE pix;
+  double vmin,vmax;
+  //GXcode 0:over 1:cp 2:and 3:or 4:xor
+  pix=can->pix; width=can->width; height=can->height;
+  for(ix=0;ix<width;ix++){
+    for(iy=0;iy<height;iy++){
+      vmax=
+      MAX(MAX(tab[ix][iy],tab[ix][iy+1]),MAX(tab[ix+1][iy],tab[ix+1][iy+1]));
+      vmin=
+      MIN(MIN(tab[ix][iy],tab[ix][iy+1]),MIN(tab[ix+1][iy],tab[ix+1][iy+1]));
+      if(vmin<=0.0 && vmax>=0.0) DRAWPOINT(display,pix,cdrawGC,ix,height-iy-1);
+    }
+    count_and_flush();
+  }
+  flush();
 }
 
-qif_print(display,tab,can)
-DISPLAY *display;
-char **tab;
-struct canvas *can;
-{
-	int ix,iy,width,height;
-	char *px;
-	DRAWABLE pix;
+void if_printNG(DISPLAY *display,double **tab,struct canvas *can,int cond){
+  int ix,iy,width,height;
+  double zst,zed,zsp;
+  DRAWABLE pix;
+  width=can->width; height=can->height; pix=can->pix;
+  if(cond==0){
+    //IFPLOTB
+    for(iy=0;iy<height-1;iy++)for(ix=0;ix<width-1;ix++)
+      if(tab[ix][iy]==0.0) DRAWPOINT(display,pix,cdrawGC,ix,height-iy-1);
+  } else if(cond==1) {
+    //IFPLOT,IFPLOTD,IFPLOTQ
+    for(iy=0;iy<height-1;iy++)for(ix=0;ix<width-1;ix++){
+      if(tab[ix][iy]==0.0) DRAWPOINT(display,pix,cdrawGC,ix,height-iy-1);
+      else if(tab[ix][iy]>0){
+        if(tab[ix+1][iy+1]<0||tab[ix][iy+1]<0||tab[ix+1][iy]<0)
+          DRAWPOINT(display,pix,cdrawGC,ix,height-iy-1);
+      } else if(tab[ix+1][iy+1]>0||tab[ix][iy+1]>0||tab[ix+1][iy]>0)
+        DRAWPOINT(display,pix,cdrawGC,ix,height-iy-1);
+      count_and_flush();
+    }
+  }
+  flush();
+}
 
-	flush();
-	width = can->width; height = can->height; pix = can->pix;
-	for( ix = 0; ix < width; ix++ )
-		for(iy = 0, px = tab[ix]; iy < height ;iy++, px++ )
-			if ( *px ) {
-				DRAWPOINT(display,pix,drawGC,ix,height-iy-1);
-				count_and_flush();
-			}
-	flush();
+void polar_print(DISPLAY *display,struct canvas *can){
+  int len,i,j,x,y;
+  unsigned int color;
+  POINT *pa;
+
+#if defined(VISUAL) || defined(__MINGW32__)
+  HDC dc;
+  HPEN pen,oldpen;
+  len=can->pa[0].length;
+  color=can->color;
+  pa=can->pa[0].pos;
+  for(i=1;i<len;i++){
+    j=i-1;
+    if(color){
+      pen=CreatePen(PS_SOLID,1,color);
+      oldpen=SelectObject(can->pix,pen);
+      DRAWLINE(display,can->pix,drawGC,XC(pa[j]),YC(pa[j]),XC(pa[i]),YC(pa[i]));
+      SelectObject(can->pix,oldpen);
+
+      dc = GetDC(can->hwnd);
+      oldpen = SelectObject(dc,pen);
+      DRAWLINE(display,dc,drawGC,XC(pa[j]),YC(pa[j]),XC(pa[i]),YC(pa[i]));
+      SelectObject(dc,oldpen);
+      ReleaseDC(can->hwnd,dc);
+
+      DeleteObject(pen);
+    } else {
+      DRAWLINE(display,can->pix,drawGC,XC(pa[j]),YC(pa[j]),XC(pa[i]),YC(pa[i]));
+      dc = GetDC(can->hwnd);
+      DRAWLINE(display,dc,drawGC,XC(pa[j]),YC(pa[j]),XC(pa[i]),YC(pa[i]));
+      ReleaseDC(can->hwnd,dc);
+    }
+  }
+#else
+  len=can->pa[0].length;
+  color=can->color;
+  pa=can->pa[0].pos;
+  for(i=1;i<len;i++){
+    j=i-1;
+    DRAWLINE(display,can->pix,cdrawGC,XC(pa[j]),YC(pa[j]),XC(pa[i]),YC(pa[i]));
+  }
+  XFlush(display);
+#endif
 }
 
-plot_print(display,can)
-DISPLAY *display;
-struct canvas *can;
-{
-	int len,i;
-	POINT *pa;
-	
-	XDrawLines(display,can->pix,drawGC,
-		can->pa[0].pos,can->pa[0].length,CoordModeOrigin);
-	XFlush(display);
+
+void if_print(DISPLAY *display,double **tab,struct canvas *can){
+  int ix,iy,width,height;
+  double *px,*px1,*px2;
+  DRAWABLE pix;
+
+  if ( can->mode == modeNO(CONPLOT) ) {
+    con_print(display,tab,can); return;
+  }
+  flush();
+  width = can->width; height = can->height; pix = can->pix;
+  for( ix=0; ix<width-1; ix++ )
+    for(iy=0, px=tab[ix], px1 = tab[ix+1], px2 = px+1;
+      iy<height-1 ;iy++, px++, px1++, px2++ )
+      if ( ((*px >= 0) && ((*px1 <= 0) || (*px2 <= 0))) ||
+        ((*px <= 0) && ((*px1 >= 0) || (*px2 >= 0))) ) {
+    DRAWPOINT(display,pix,cdrawGC,ix,height-iy-1);
+    count_and_flush();
+  }
+  flush();
+/*
+  int i,ix,iy,width,height;
+  double *px,*px1,*px2;
+  double **vmax,**vmin,*zst,zstep,zv,u,l;
+  DRAWABLE pix;
+  POINT *pa,*pa1;
+  struct pa *parray;
+
+  if(can->mode==modeNO(CONPLOT)){
+    width=can->width;height=can->height;pix=can->pix;
+    //con_print(display,tab,can);
+    // calc all cell max,min value
+    vmax=((double **)ALLOCA((width+1)*sizeof(double *)));
+    vmin=((double **)ALLOCA((width+1)*sizeof(double *)));
+    for(i=0;i<width;i++){
+      vmax[i]=(double *)ALLOCA((height+1)*sizeof(double));
+      vmin[i]=(double *)ALLOCA((height+1)*sizeof(double));
+    }
+    for(ix=0;ix<width;ix++){
+      for(iy=0;iy<height;iy++){
+        vmax[ix][iy]=
+        MAX(MAX(tab[ix][iy],tab[ix][iy+1]),MAX(tab[ix+1][iy],tab[ix+1][iy+1]));
+        vmin[ix][iy]=
+        MIN(MIN(tab[ix][iy],tab[ix][iy+1]),MIN(tab[ix+1][iy],tab[ix+1][iy+1]));
+      }
+    }
+    if(can->zmax==can->zmin)zstep=(can->vmax-can->vmin)/can->nzstep;
+    else zstep=(can->zmax-can->zmin)/can->nzstep;
+    zst=(double *)ALLOCA((can->nzstep+1)*sizeof(double));
+    zv=can->xmin;
+    for(i=0,zv=can->xmin;i<can->nzstep;zv+=zstep,i++)zst[i]=zv;
+    for(iy=0;iy<height-1;iy++){
+      for(ix=0;ix<width-1;ix++){
+        for(i=0;i<can->nzstep;i++){
+          if(vmin[ix][iy]<=zst[i] && vmax[ix][iy]>=zst[i]){
+            DRAWPOINT(display,pix,cdrawGC,ix,height-iy-1);
+            break;
+          }
+          count_and_flush();
+        }
+      }
+    }
+  } else {
+    width=can->width;height=can->height;pix=can->pix;
+    for(ix=0;ix<width-1;ix++)
+    for(iy=0,px=tab[ix],px1=tab[ix+1],px2=px+1;iy<height-1;
+      iy++,px++,px1++,px2++)
+      if(((*px>=0)&&((*px1<=0)||(*px2<=0)))||
+        ((*px<=0)&&((*px1>=0)||(*px2>=0)))){
+        DRAWPOINT(display,pix,cdrawGC,ix,height-iy-1);
+        count_and_flush();
+      }
+  }
+  flush();
+*/
 }
 
+#define MEMORY_DRAWPOINT(a,len,x,y) (((a)[(len)*(y)+((x)>>3)]) |= (1<<((x)&7)))
+
+void memory_if_print(double **tab,struct canvas *can,BYTEARRAY *bytes){
+  int ix,iy,width,height;
+  double *px,*px1,*px2;
+  unsigned char *array;
+  int scan_len;
+  if ( can->mode==modeNO(CONPLOT)){
+    memory_con_print(tab,can,bytes);
+    return;
+  }
+  width = can->width; height = can->height;
+  // scan_len = byte length of the scan line
+  scan_len = (width+7)/8;
+  MKBYTEARRAY(*bytes,scan_len*height);
+  array = BDY(*bytes);
+  for( ix=0; ix<width-1; ix++ )
+    for(iy=0, px=tab[ix], px1 = tab[ix+1], px2 = px+1;
+      iy<height-1 ;iy++, px++, px1++, px2++ )
+      if ( ((*px >= 0) && ((*px1 <= 0) || (*px2 <= 0))) ||
+         ((*px <= 0) && ((*px1 >= 0) || (*px2 >= 0))) ) {
+        MEMORY_DRAWPOINT(array,scan_len,ix,height-iy-1);
+      }
+}
+
+void con_print(DISPLAY *display,double **tab,struct canvas *can){
+  int i,ix,iy,width,height;
+  double *px,*px1,*px2;
+  double **vmax,**vmin,*zst,zstep,zv,u,l;
+  DRAWABLE pix;
+  POINT *pa,*pa1;
+  struct pa *parray;
+
+  width=can->width;height=can->height;pix=can->pix;
+  vmax=((double **)ALLOCA((width+1)*sizeof(double *)));
+  vmin=((double **)ALLOCA((width+1)*sizeof(double *)));
+  for(i=0;i<width;i++){
+    vmax[i]=(double *)ALLOCA((height+1)*sizeof(double));
+    vmin[i]=(double *)ALLOCA((height+1)*sizeof(double));
+  }
+  for(ix=0;ix<width;ix++){
+    for(iy=0;iy<height;iy++){
+      vmax[ix][iy]=
+      MAX(MAX(tab[ix][iy],tab[ix][iy+1]),MAX(tab[ix+1][iy],tab[ix+1][iy+1]));
+      vmin[ix][iy]=
+      MIN(MIN(tab[ix][iy],tab[ix][iy+1]),MIN(tab[ix+1][iy],tab[ix+1][iy+1]));
+    }
+  }
+  if(can->zmax==can->zmin)zstep=(can->vmax-can->vmin)/can->nzstep;
+  else zstep=(can->zmax-can->zmin)/can->nzstep;
+  zst=(double *)ALLOCA((can->nzstep+1)*sizeof(double));
+  zv=can->xmin;
+  for(i=0,zv=can->xmin;i<can->nzstep;zv+=zstep,i++)zst[i]=zv;
+  for(iy=0;iy<height-1;iy++){
+    for(ix=0;ix<width-1;ix++){
+      for(i=0;i<can->nzstep;i++){
+        if(vmin[ix][iy]<=zst[i] && vmax[ix][iy]>=zst[i]){
+          DRAWPOINT(display,pix,cdrawGC,ix,height-iy-1);
+          break;
+        }
+        count_and_flush();
+      }
+    }
+  }
+  flush();
+}
+
+void memory_con_print(double **tab,struct canvas *can,BYTEARRAY *bytes){
+  int ix,iy,iz,width,height,pas,pai,len;
+  double zstep,z;
+  double *px,*px1,*px2;
+  POINT *pa,*pa1;
+  struct pa *parray;
+  unsigned char *array;
+  int scan_len;
+
+  width = can->width; height = can->height;
+  zstep = (can->zmax-can->zmin)/can->nzstep;
+  can->pa = (struct pa *)MALLOC((can->nzstep+1)*sizeof(struct pa));
+  pas = width;
+  pa = (POINT *)ALLOCA(pas*sizeof(POINT));
+  for ( z = can->zmin, iz = 0; z <= can->zmax; z += zstep, iz++ ) {
+    pai = 0;  
+    for( ix=0; ix<width-1; ix++ )
+      for(iy=0, px=tab[ix], px1 = tab[ix+1], px2 = px+1;
+        iy<height-1 ;iy++, px++, px1++, px2++ )
+        if ( ((*px >= z) && ((*px1 <= z) || (*px2 <= z))) ||
+            ((*px <= z) && ((*px1 >= z) || (*px2 >= z))) ) {
+          if ( pai == pas ) {
+            pa1 = (POINT *)ALLOCA(2*pas*sizeof(POINT));
+            bcopy((char *)pa,(char *)pa1,pas*sizeof(POINT)); pa = pa1;
+            pas += pas;
+          }
+          XC(pa[pai]) = ix; YC(pa[pai]) = height-iy-1; pai++;
+        }
+    can->pa[iz].length = pai;
+    if ( pai ) {
+      pa1 = (POINT *)MALLOC(pai*sizeof(POINT));
+      bcopy((char *)pa,(char *)pa1,pai*sizeof(POINT));
+      can->pa[iz].pos = pa1;
+    }
+  }
+  /* scan_len = byte length of the scan line */
+  scan_len = (width+7)/8;
+  MKBYTEARRAY(*bytes,scan_len*height);
+  array = BDY(*bytes);
+  for ( parray = can->pa, iz = 0; iz <= can->nzstep; iz++, parray++ )
+    for ( pa = parray->pos, len = parray->length, ix = 0; ix < len; ix++ ) {
+      MEMORY_DRAWPOINT(array,scan_len,XC(pa[ix]),YC(pa[ix]));
+    }
+}
+
+void memory_print(struct canvas *can,BYTEARRAY *bytes){
+  int len,scan_len,i;
+  POINT *pa;
+  char *array;
+
+  /* scan_len = byte length of the scan line */
+  scan_len = (can->width+7)/8;
+  MKBYTEARRAY(*bytes,scan_len*can->height);
+  array = (char*)BDY(*bytes);
+
+  len = can->pa[0].length;
+  pa = can->pa[0].pos;
+  for ( i = 0; i < len; i++ ) {
+    MEMORY_DRAWPOINT(array,scan_len,pa[i].x,pa[i].y);
+  }
+}
+
+void qif_print(DISPLAY *display,char **tab,struct canvas *can){
+  int ix,iy,width,height;
+  char *px;
+  DRAWABLE pix;
+
+  flush();
+  width = can->width; height = can->height; pix = can->pix;
+  for( ix = 0; ix < width; ix++ )
+    for(iy = 0, px = tab[ix]; iy < height ;iy++, px++ )
+      if ( *px ) {
+        DRAWPOINT(display,pix,cdrawGC,ix,height-iy-1);
+        count_and_flush();
+      }
+  flush();
+}
+
+void plot_print(DISPLAY *display,struct canvas *can){
+  int len;
+  POINT *pa;
+
+#if defined(VISUAL) || defined(__MINGW32__)  
+  len = can->pa[0].length;
+  pa = can->pa[0].pos;
+
+  Polyline(can->pix,pa,len);
+//  for ( i = 0; i < len-1; i++ ) {
+//    DRAWLINE(display,can->pix,drawGC,pa[i].x,pa[i].y,pa[i+1].x,pa[i+1].y);
+//  }
+#else
+  XDrawLines(display,can->pix,drawGC,
+    can->pa[0].pos,can->pa[0].length,CoordModeOrigin);
+  XFlush(display);
+#endif
+}
+
+void draw_point(DISPLAY *display,struct canvas *can,int x,int y,unsigned int color){
+//void draw_point(DISPLAY *display,struct canvas *can,int x,int y,int color){
+#if defined(VISUAL) || defined(__MINGW32__)
+  HDC dc;
+
+  SetPixel(can->pix,x,y,(COLORREF)color);
+  dc = GetDC(can->hwnd);
+  SetPixel(dc,x,y,(COLORREF)color);
+  ReleaseDC(can->hwnd,dc);
+#else
+  set_drawcolor(color);
+  DRAWPOINT(display,can->pix,cdrawGC,x,y);
+  DRAWPOINT(display,can->window,cdrawGC,x,y);
+  XFlush(display);
+#endif
+}
+
+void draw_line(
+  DISPLAY *display,struct canvas *can,int x,int y,int u,int v,unsigned int color){
+  //DISPLAY *display,struct canvas *can,int x,int y,int u,int v,int color){
+#if defined(VISUAL) || defined(__MINGW32__)
+  HDC dc;
+  HPEN pen,oldpen;
+
+  if ( color ) {
+    pen = CreatePen(PS_SOLID,1,color);
+    oldpen = SelectObject(can->pix,pen);
+    DRAWLINE(display,can->pix,drawGC,x,y,u,v);
+    SelectObject(can->pix,oldpen);
+
+    dc = GetDC(can->hwnd);
+    oldpen = SelectObject(dc,pen);
+    DRAWLINE(display,dc,drawGC,x,y,u,v);
+    SelectObject(dc,oldpen);
+    ReleaseDC(can->hwnd,dc);
+
+    DeleteObject(pen);
+  } else {
+    DRAWLINE(display,can->pix,drawGC,x,y,u,v);
+    dc = GetDC(can->hwnd);
+    DRAWLINE(display,dc,drawGC,x,y,u,v);
+    ReleaseDC(can->hwnd,dc);
+  }
+#else
+  set_drawcolor(color);
+  DRAWLINE(display,can->pix,cdrawGC,x,y,u,v);
+  DRAWLINE(display,can->window,cdrawGC,x,y,u,v);
+  XFlush(display);
+#endif
+}
+
+void draw_character_string(
+  DISPLAY *display,struct canvas *can,int x,int y,char *str,unsigned int color){
+  //DISPLAY *display,struct canvas *can,int x,int y,char *str,int color){
+#if defined(VISUAL) || defined(__MINGW32__)
+  HDC dc;
+  COLORREF oldcolor;
+
+  if ( color ) {
+    oldcolor = SetTextColor(can->pix,color);
+    DRAWSTRING(display,can->pix,drawGC,x,y,str,strlen(str));
+    SetTextColor(can->pix,oldcolor);
+
+    dc = GetDC(can->hwnd);
+    oldcolor = SetTextColor(dc,color);
+    DRAWSTRING(display,dc,drawGC,x,y,str,strlen(str));
+    SetTextColor(dc,oldcolor);
+    ReleaseDC(can->hwnd,dc);
+  } else {
+    DRAWSTRING(display,can->pix,drawGC,x,y,str,strlen(str));
+    dc = GetDC(can->hwnd);
+    DRAWSTRING(display,dc,drawGC,x,y,str,strlen(str));
+    ReleaseDC(can->hwnd,dc);
+  }
+#else
+  set_drawcolor(color);
+  DRAWSTRING(display,can->pix,cdrawGC,x,y,str,strlen(str));
+  DRAWSTRING(display,can->window,cdrawGC,x,y,str,strlen(str));
+  XFlush(display);
+#endif
+}
+
 #define D 5
 
-pline(display,can,d)
-DISPLAY *display;
-struct canvas *can;
-DRAWABLE d;
-{
-	double w,w1,k,e,n;
-	int x0,y0,x,y,xadj,yadj;
-	char buf[BUFSIZ];
-	double adjust_scale();
+void pline(DISPLAY *display,struct canvas *can,DRAWABLE d){
+  double w,w1,e,n;
+  int x0,y0,x,y,xadj,yadj;
+  char buf[BUFSIZ];
+  double adjust_scale();
 
-	if ( can->noaxis )
-		return;
+  /* XXX : should be cleaned up */
+  if ( can->noaxis || (can->mode==modeNO(PLOT)&& !can->pa) )
+    return;
+  if ( can->mode==modeNO(INTERACTIVE))
+    return;
 
-	xadj = yadj = 0;
-	if ( (can->xmin < 0) && (can->xmax > 0) ) {
-		x0 = (int)((can->width-1)*(-can->xmin/(can->xmax-can->xmin)));
-		DRAWLINE(display,d,dashGC,x0,0,x0,can->height);
-	} else if ( can->xmin >= 0 )
-		x0 = 0;
-	else
-		x0 = can->width-1-D;
-	if ( (can->ymin < 0) && (can->ymax > 0) ) {
-		y0 = (int)((can->height-1)*(can->ymax/(can->ymax-can->ymin)));
-		DRAWLINE(display,d,dashGC,0,y0,can->width,y0);
-	} else if ( can->ymin >= 0 )
-		y0 = can->height-1;
-	else
-		y0 = D;
-	w = can->xmax-can->xmin; 
-	w1 = w * DEFAULTWIDTH/can->width;
-	e = adjust_scale(EXP10(floor(log10(w1))),w1);
-	for ( n = ceil(can->xmin/e); n*e<= can->xmax; n++ ) {
-		x = (int)can->width*(n*e-can->xmin)/w;
-		DRAWLINE(display,d,drawGC,x,y0,x,y0-D);
-		sprintf(buf,"%g",n*e);
-		DRAWSTRING(display,d,scaleGC,x+2,y0,buf,strlen(buf));
-	}
-	w = can->ymax-can->ymin;
-	w1 = w * DEFAULTHEIGHT/can->height;
-	e = adjust_scale(EXP10(floor(log10(w1))),w1);
-	for ( n = ceil(can->ymin/e); n*e<= can->ymax; n++ ) {
-		y = (int)can->height*(1-(n*e-can->ymin)/w);
-		DRAWLINE(display,d,drawGC,x0,y,x0+D,y);
-		sprintf(buf,"%g",n*e);
-		if ( can->xmax <= 0 )
-			xadj = TEXTWIDTH(sffs,buf,strlen(buf));
-		DRAWSTRING(display,d,scaleGC,x0-xadj,y,buf,strlen(buf));
-	}
+  xadj = yadj = 0;
+  if ( (can->xmin < 0) && (can->xmax > 0) ) {
+    x0 = (int)((can->width)*(-can->xmin/(can->xmax-can->xmin)));
+    DRAWLINE(display,d,dashGC,x0,0,x0,can->height);
+  } else if ( can->xmin >= 0 )
+    x0 = 0;
+  else
+    x0 = can->width-D;
+  if ( (can->ymin < 0) && (can->ymax > 0) ) {
+    y0 = (int)((can->height)*(can->ymax/(can->ymax-can->ymin)));
+    DRAWLINE(display,d,dashGC,0,y0,can->width,y0);
+  } else if ( can->ymin >= 0 )
+    y0 = can->height;
+  else
+    y0 = D;
+
+  /* scale on x-axis */
+  w = can->xmax-can->xmin; 
+  w1 = w * DEFAULTWIDTH/can->width;
+  e = adjust_scale(EXP10(floor(log10(w1))),w1);
+  for ( n = ceil(can->xmin/e); n*e<= can->xmax; n++ ) {
+    x = (int)(can->width*(n*e-can->xmin)/w);
+    DRAWLINE(display,d,drawGC,x,y0,x,y0-D);
+    sprintf(buf,"%g",n*e);
+    DRAWSTRING(display,d,scaleGC,x+2,y0+2,buf,strlen(buf));
+  }
+
+  /* scale on y-axis */
+  w = can->ymax-can->ymin;
+  w1 = w * DEFAULTHEIGHT/can->height;
+  e = adjust_scale(EXP10(floor(log10(w1))),w1);
+  for ( n = ceil(can->ymin/e); n*e<= can->ymax; n++ ) {
+    y = (int)(can->height*(1-(n*e-can->ymin)/w));
+    DRAWLINE(display,d,drawGC,x0,y,x0+D,y);
+    sprintf(buf,"%g",n*e);
+    if ( can->xmax <= 0 ) {
+#if !defined(VISUAL) && !defined(__MINGW32__)
+      xadj = TEXTWIDTH(sffs,buf,strlen(buf));
+#else
+      SIZE size;
+
+      GetTextExtentPoint32(d,buf,strlen(buf),&size);
+      xadj = size.cx;
+#endif
+    }
+    DRAWSTRING(display,d,scaleGC,x0+2-xadj,y+2,buf,strlen(buf));
+  }
 }
 
-double adjust_scale(e,w)
-double e,w;
-{
-	switch ( (int)floor(w/e) ) {
-		case 1:
-			return e/4; break;
-		case 2: case 3:
-			return e/2; break;
-		case 4: case 5: case 6: case 7:
-			return e; break;
-			break;
-		case 8: case 9: case 10: default:
-			return 2*e; break;
-	}
+double adjust_scale(double e,double w){
+  switch ( (int)floor(w/e) ) {
+    case 1:
+      return e/4; break;
+    case 2: case 3:
+      return e/2; break;
+    case 4: case 5: case 6: case 7:
+      return e; break;
+      break;
+    case 8: case 9: case 10: default:
+      return 2*e; break;
+  }
 }
 
-initmarker(can,message)
-struct canvas *can;
-char *message;
-{
-	XawScrollbarSetThumb(can->xdone,0.0,0.0);
-	XawScrollbarSetThumb(can->ydone,1.0,0.0);
-	XFlush(display);
+void initmarker(struct canvas *can,char *message){
+#if defined(VISUAL) || defined(__MINGW32__)
+  can->real_can->percentage = 0;
+  can->real_can->prefix = message;
+#else
+  XawScrollbarSetThumb(can->xdone,0.0,0.0);
+  XawScrollbarSetThumb(can->ydone,1.0,0.0);
+  XFlush(display);
+#endif
 }
 
-marker(can,dir,p)
-struct canvas *can;
-int dir,p;
-{
-	if ( dir == DIR_X ) {
-		XawScrollbarSetThumb(can->xdone,(float)p/(float)can->width,0.05);
-		count_and_flush();
-	} else if ( dir == DIR_Y ) {
-		XawScrollbarSetThumb(can->ydone,1.0-(float)p/(float)can->height,0.05);
-		count_and_flush();
-	} else {
-		XawScrollbarSetThumb(can->ydone,1.0-(float)p/(float)can->nzstep,0.05);
-		flush();
-	}
+void marker(struct canvas *can,int dir,int p){
+#if defined(VISUAL) || defined(__MINGW32__)
+  if ( dir == DIR_X )
+    can->real_can->percentage = (int)ceil((float)p/(float)can->real_can->width*100);
+  else if ( dir == DIR_Y )
+    can->real_can->percentage = (int)ceil((float)p/(float)can->real_can->height*100);
+  else
+    can->real_can->percentage = (int)ceil((float)p/(float)can->real_can->nzstep*100);
+#else
+  if ( dir == DIR_X ) {
+    XawScrollbarSetThumb(can->xdone,(float)p/(float)can->width,0.05);
+    count_and_flush();
+  } else if ( dir == DIR_Y ) {
+    XawScrollbarSetThumb(can->ydone,1.0-(float)p/(float)can->height,0.05);
+    count_and_flush();
+  } else {
+    XawScrollbarSetThumb(can->ydone,1.0-(float)p/(float)can->nzstep,0.05);
+    flush();
+  }
+#endif
 }
 
-define_cursor(w,cur)
-WINDOW w;
-CURSOR cur;
-{
-	XDefineCursor(display,w,cur); flush();
+void define_cursor(WINDOW w,CURSOR cur){
+#if !defined(VISUAL) && !defined(__MINGW32__)
+  XDefineCursor(display,w,cur); flush();
+#endif
 }
 
 static int flush_count;
@@ -273,12 +679,16 @@ static int flush_count;
 #define MAX_COUNT 32
 #endif
 
-count_and_flush() {
-	if ( ++flush_count == MAX_COUNT )
-		flush();
+void count_and_flush(){
+#if !defined(VISUAL) && !defined(__MINGW32__)
+  if ( ++flush_count == MAX_COUNT )
+    flush();
+#endif
 }
 
-flush() {
-	flush_count = 0;
-	XFlush(display);
+void flush(){
+#if !defined(VISUAL) && !defined(__MINGW32__)
+  flush_count = 0;
+  XFlush(display);
+#endif
 }