No CGContextGetLineWidth in Cocoa; pass the line width from Python instead.

svn path=/trunk/matplotlib/; revision=8417

Author: mdehoon

lib/matplotlib/backends/backend_macosx.py

@@ -52,12 +52,14 @@ def set_width_height (self, width, height):
     def draw_path(self, gc, path, transform, rgbFace=None):
         if rgbFace is not None:
             rgbFace = tuple(rgbFace)
-        gc.draw_path(path, transform, rgbFace)
+        linewidth = gc.get_linewidth()
+        gc.draw_path(path, transform, linewidth, rgbFace)
 
     def draw_markers(self, gc, marker_path, marker_trans, path, trans, rgbFace=None):
         if rgbFace is not None:
             rgbFace = tuple(rgbFace)
-        gc.draw_markers(marker_path, marker_trans, path, trans, rgbFace)
+        linewidth = gc.get_linewidth()
+        gc.draw_markers(marker_path, marker_trans, path, trans, linewidth, rgbFace)
 
     def draw_path_collection(self, gc, master_transform, paths, all_transforms,
                              offsets, offsetTrans, facecolors, edgecolors,

src/_macosx.m

@@ -864,6 +864,7 @@ static int _get_snap(GraphicsContext* self, enum e_quantize_mode* mode)
     PyObject* path;
     PyObject* transform;
     PyObject* rgbFace;
+    float linewidth;
 
     int n;
 
@@ -878,9 +879,10 @@ static int _get_snap(GraphicsContext* self, enum e_quantize_mode* mode)
         return NULL;
     }
 
-    if(!PyArg_ParseTuple(args, "OO|O",
+    if(!PyArg_ParseTuple(args, "OOf|O",
                                &path,
                                &transform,
+                               &linewidth,
                                &rgbFace)) return NULL;
 
     if(rgbFace==Py_None) rgbFace = NULL;
@@ -891,7 +893,7 @@ static int _get_snap(GraphicsContext* self, enum e_quantize_mode* mode)
                                   0,
                                   rect,
                                   QUANTIZE_AUTO,
-                                  CGContextGetLineWidth(self),
+                                  linewidth,
                                   rgbFace == NULL);
     if (!iterator)
     {
@@ -969,7 +971,7 @@ static int _get_snap(GraphicsContext* self, enum e_quantize_mode* mode)
                                           0,
                                           rect,
                                           QUANTIZE_AUTO,
-                                          CGContextGetLineWidth(self),
+                                          linewidth,
                                           0);
             if (!iterator)
             {
@@ -995,6 +997,7 @@ static int _get_snap(GraphicsContext* self, enum e_quantize_mode* mode)
     PyObject* marker_transform;
     PyObject* path;
     PyObject* transform;
+    float linewidth;
     PyObject* rgbFace;
 
     int ok;
@@ -1015,11 +1018,12 @@ static int _get_snap(GraphicsContext* self, enum e_quantize_mode* mode)
         return NULL;
     }
 
-    if(!PyArg_ParseTuple(args, "OOOO|O",
+    if(!PyArg_ParseTuple(args, "OOOOf|O",
                                &marker_path,
                                &marker_transform,
                                &path,
                                &transform,
+                               &linewidth,
                                &rgbFace)) return NULL;
 
     if(rgbFace==Py_None) rgbFace = NULL;
@@ -1046,7 +1050,7 @@ static int _get_snap(GraphicsContext* self, enum e_quantize_mode* mode)
                                  0,
                                  rect,
                                  mode,
-                                 CGContextGetLineWidth(self),
+                                 linewidth,
                                  0);
     if (!iterator)
     {