From 9530d25ec037286cc829f0de68d0ef0dc706ffde Mon Sep 17 00:00:00 2001
From: William Joye <wjoye@cfa.harvard.edu>
Date: Sun, 19 Mar 2017 14:01:04 -0400
Subject: add fill support

---
 tkwin/tkwin32.C  | 56 ++++++++++++++++++++++++--------------------------------
 tkwin/tkwin32.h  |  5 +++--
 tkwin/win32lib.C | 44 +++++++++++++++++++++++++++++---------------
 tkwin/win32lib.h |  6 +++---
 4 files changed, 59 insertions(+), 52 deletions(-)

diff --git a/tkwin/tkwin32.C b/tkwin/tkwin32.C
index 88f3a48..e4b4bcf 100755
--- a/tkwin/tkwin32.C
+++ b/tkwin/tkwin32.C
@@ -753,23 +753,21 @@ void TkWin32::drawLines(float* x, float* y, int n)
   SetPen(0);
 }
 
-void TkWin32::drawRect(float x, float y, float w, float h)
-{
-  float xx[5];
-  float yy[5];
-  xx[0] = x;
-  yy[0] = y;
-  xx[1] = x+w;
-  yy[1] = y;
-  xx[2] = x+w;
-  yy[2] = y-h;
-  xx[3] = x;
-  yy[3] = y-h;
-  xx[4] = xx[0];
-  yy[4] = yy[0];
+void TkWin32::fillPolygon(float* x, float* y, int n)
+{
+  int ii;
+  POINT *apt;
+  if( !(apt=(POINT *)calloc(n+1, sizeof(POINT))) ){
+    return;
+  }
+  for(ii=0; ii<n; ii++){
+    apt[ii].x = (int)x[ii];
+    apt[ii].y = (int)y[ii];
+  }
   SetPen(1);
-  TkWin32::drawLines(xx, yy, 5);
+  Polygon(pd.hDC, apt, n);
   SetPen(0);
+  free(apt);
 }
 
 void TkWin32::drawArc(float x, float y, float rad, float ang1, float ang2)
@@ -788,10 +786,14 @@ void TkWin32::drawArc(float x, float y, float rad, float ang1, float ang2)
   SetPen(0);
 }
 
+void TkWin32::fillArc(float x, float y, float rad, float ang1, float ang2)
+{
+}
+
 void TkWin32::drawCurve(float x0, float y0, 
-			 float u0, float v0, 
-			 float u1, float v1,
-			 float x1, float y1)
+			float u0, float v0, 
+			float u1, float v1,
+			float x1, float y1)
 {
   POINT apt[4];
   apt[0].x = (int)x0;
@@ -807,21 +809,11 @@ void TkWin32::drawCurve(float x0, float y0,
   SetPen(0);
 }
 
-void TkWin32::fillPolygon(float* x, float* y, int n)
+void TkWin32::fillCurve(float x0, float y0, 
+                        float u0, float v0, 
+			float u1, float v1,
+			float x1, float y1)
 {
-  int ii;
-  POINT *apt;
-  if( !(apt=(POINT *)calloc(n+1, sizeof(POINT))) ){
-    return;
-  }
-  for(ii=0; ii<n; ii++){
-    apt[ii].x = (int)x[ii];
-    apt[ii].y = (int)y[ii];
-  }
-  SetPen(1);
-  Polygon(pd.hDC, apt, n);
-  SetPen(0);
-  free(apt);
 }
 
 void TkWin32::bitmapCreate(void* data, int width, int height, 
diff --git a/tkwin/tkwin32.h b/tkwin/tkwin32.h
index 48748ca..7577b2a 100755
--- a/tkwin/tkwin32.h
+++ b/tkwin/tkwin32.h
@@ -122,10 +122,11 @@ class TkWin32 {
 
   void drawText(float, float, float, const char*);
   void drawLines(float*, float*, int);
-  void drawRect(float, float, float, float);
+  void fillPolygon(float*, float*, int);
   void drawArc(float, float, float, float, float);
+  void fillArc(float, float, float, float, float);
   void drawCurve(float, float, float, float, float, float, float, float);
-  void fillPolygon(float*, float*, int);
+  void fillCurve(float, float, float, float, float, float, float, float);
   
   void bitmapCreate(void*, int, int, float, float, float, float);
   */
diff --git a/tkwin/win32lib.C b/tkwin/win32lib.C
index e30386d..0e55117 100755
--- a/tkwin/win32lib.C
+++ b/tkwin/win32lib.C
@@ -132,13 +132,19 @@ void win32DrawLines(Vector* v, int n)
   */
 }
 
-void win32DrawRect(Vector v, Vector s)
+void win32FillPolygon(Vector* v, int n)
 {
   /*
   if (tkwin32) {
-    Vector vv1 = v*tkwin32->getCanvasToPage();
-    Vector ss = s*tkwin32->getPageScale();
-    tkwin32->drawRect(vv1[0], vv1[1], ss[0], ss[1]);
+    float xx[n];
+    float yy[n];
+
+    for(int ii=0; ii<n; ii++) {
+      Vector vv = v[ii]*tkwin32->getCanvasToPage();
+      xx[ii] = vv[0];
+      yy[ii] = vv[1];
+    }
+    tkwin32->fillPolygon(xx,yy,n);
   }
   */
 }
@@ -154,6 +160,17 @@ void win32DrawArc(Vector v, float rad, float ang1, float ang2)
   */
 }
 
+void win32FillArc(Vector v, float rad, float ang1, float ang2)
+{
+  /*
+  if (tkwin32) {
+    Vector vv = v*tkwin32->getCanvasToPage();
+    float rr = rad*tkwin32->getPageScale();
+    tkwin32->fillArc(vv[0], vv[1], rr, ang1, ang2);
+  }
+  */
+}
+
 void win32DrawCurve(Vector v0, Vector t0, Vector t1, Vector v1)
 {
   /*
@@ -168,22 +185,19 @@ void win32DrawCurve(Vector v0, Vector t0, Vector t1, Vector v1)
   */
 } 
 
-void win32FillPolygon(Vector* v, int n)
+void win32FillCurve(Vector v0, Vector t0, Vector t1, Vector v1)
 {
   /*
   if (tkwin32) {
-    float xx[n];
-    float yy[n];
-
-    for(int ii=0; ii<n; ii++) {
-      Vector vv = v[ii]*tkwin32->getCanvasToPage();
-      xx[ii] = vv[0];
-      yy[ii] = vv[1];
-    }
-    tkwin32->fillPolygon(xx,yy,n);
+    Vector vv0 = v0*tkwin32->getCanvasToPage();
+    Vector tt0 = t0*tkwin32->getCanvasToPage();
+    Vector tt1 = t1*tkwin32->getCanvasToPage();
+    Vector vv1 = v1*tkwin32->getCanvasToPage();
+    tkwin32->fillCurve(vv0[0], vv0[1], tt0[0], tt0[1], 
+			tt1[0], tt1[1], vv1[0], vv1[1]);
   }
   */
-}
+} 
 
 void win32BitmapCreate(void* img, int width, int height, 
 			const Vector& v, const Vector& s)
diff --git a/tkwin/win32lib.h b/tkwin/win32lib.h
index 1374442..d950498 100755
--- a/tkwin/win32lib.h
+++ b/tkwin/win32lib.h
@@ -24,11 +24,11 @@ void win32Clip(Vector, Vector);
 void win32DrawText(Vector, float, const char*);
 void win32DrawLine(Vector, Vector);
 void win32DrawLines(Vector*, int);
-void win32DrawRect(Vector, Vector);
+void win32FillPolygon(Vector*, int);
 void win32DrawArc(Vector, float, float, float);
+void win32FillArc(Vector, float, float, float);
 void win32DrawCurve(Vector, Vector, Vector, Vector);
-
-void win32FillPolygon(Vector*, int);
+void win32FillCurve(Vector, Vector, Vector, Vector);
 
 void win32BitmapCreate(void*, int, int, const Vector&, const Vector&);
 
-- 
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