1 /* 2 * Copyright 2013 Google Inc. 3 * 4 * Use of this source code is governed by a BSD-style license that can be 5 * found in the LICENSE file. 6 */ 7 8 #ifndef SkLua_DEFINED 9 #define SkLua_DEFINED 10 11 #include "SkColor.h" 12 #include "SkScalar.h" 13 #include "SkString.h" 14 15 struct lua_State; 16 17 class SkCanvas; 18 class SkMatrix; 19 class SkPaint; 20 class SkPath; 21 struct SkRect; 22 class SkRRect; 23 24 #define SkScalarToLua(x) SkScalarToDouble(x) 25 #define SkLuaToScalar(x) SkDoubleToScalar(x) 26 27 class SkLua { 28 public: 29 static void Load(lua_State*); 30 31 SkLua(const char termCode[] = NULL); // creates a new L, will close it 32 SkLua(lua_State*); // uses L, will not close it 33 ~SkLua(); 34 get()35 lua_State* get() const { return fL; } 36 lua_State* operator*() const { return fL; } 37 lua_State* operator->() const { return fL; } 38 39 bool runCode(const char code[]); 40 bool runCode(const void* code, size_t size); 41 42 void pushBool(bool, const char tableKey[] = NULL); 43 void pushString(const char[], const char tableKey[] = NULL); 44 void pushString(const char[], size_t len, const char tableKey[] = NULL); 45 void pushString(const SkString&, const char tableKey[] = NULL); 46 void pushArrayU16(const uint16_t[], int count, const char tableKey[] = NULL); 47 void pushColor(SkColor, const char tableKey[] = NULL); 48 void pushU32(uint32_t, const char tableKey[] = NULL); 49 void pushScalar(SkScalar, const char tableKey[] = NULL); 50 void pushRect(const SkRect&, const char tableKey[] = NULL); 51 void pushRRect(const SkRRect&, const char tableKey[] = NULL); 52 void pushMatrix(const SkMatrix&, const char tableKey[] = NULL); 53 void pushPaint(const SkPaint&, const char tableKey[] = NULL); 54 void pushPath(const SkPath&, const char tableKey[] = NULL); 55 void pushCanvas(SkCanvas*, const char tableKey[] = NULL); 56 57 private: 58 lua_State* fL; 59 SkString fTermCode; 60 bool fWeOwnL; 61 }; 62 63 #endif 64