Add base types for path ops

src/pathops/SkPathOpsDebug.cpp

Index: src/pathops/SkPathOpsDebug.cpp
===================================================================
--- src/pathops/SkPathOpsDebug.cpp	(revision 0)
+++ src/pathops/SkPathOpsDebug.cpp	(revision 0)
@@ -0,0 +1,59 @@
+/*
+ * Copyright 2013 Google Inc.
+ *
+ * Use of this source code is governed by a BSD-style license that can be
+ * found in the LICENSE file.
+ */
+
+#include "SkPathOpsDebug.h"
+
+#ifdef SK_DEBUG
+
+int gDebugMaxWindSum = SK_MaxS32;
+int gDebugMaxWindValue = SK_MaxS32;
+
+void mathematica_ize(char* str, size_t bufferLen) {
+    size_t len = strlen(str);
+    bool num = false;
+    for (size_t idx = 0; idx < len; ++idx) {
+        if (num && str[idx] == 'e') {
+            if (len + 2 >= bufferLen) {
+                return;
+            }
+            memmove(&str[idx + 2], &str[idx + 1], len - idx);
+            str[idx] = '*';
+            str[idx + 1] = '^';
+            ++len;
+        }
+        num = str[idx] >= '0' && str[idx] <= '9';
+    }
+}
+
+bool valid_wind(int wind) {
+    return wind > SK_MinS32 + 0xFFFF && wind < SK_MaxS32 - 0xFFFF;
+}
+
+void winding_printf(int wind) {
+    if (wind == SK_MinS32) {
+        SkDebugf("?");
+    } else {
+        SkDebugf("%d", wind);
+    }
+}
+#endif
+
+#if DEBUG_DUMP
+const char* kLVerbStr[] = {"", "line", "quad", "cubic"};
+// static const char* kUVerbStr[] = {"", "Line", "Quad", "Cubic"};
+int gContourID;
+int gSegmentID;
+#endif
+
+#if DEBUG_SORT || DEBUG_SWAP_TOP
+int gDebugSortCountDefault = SK_MaxS32;
+int gDebugSortCount;
+#endif
+
+#if DEBUG_ACTIVE_OP
+const char* kPathOpStr[] = {"diff", "sect", "union", "xor"};
+#endif