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/*
* Copyright 2013 Google Inc.
*
* Use of this source code is governed by a BSD-style license that can be
* found in the LICENSE file.
*/
#ifndef SkLua_DEFINED
#define SkLua_DEFINED
#include "SkClipStack.h"
#include "SkColor.h"
#include "SkPathEffect.h"
#include "SkScalar.h"
#include "SkString.h"
struct lua_State;
class SkCanvas;
class SkMatrix;
class SkPaint;
class SkPath;
struct SkRect;
class SkRRect;
class SkTextBlob;
#define SkScalarToLua(x) SkScalarToDouble(x)
#define SkLuaToScalar(x) SkDoubleToScalar(x)
class SkLua {
public:
static void Load(lua_State*);
SkLua(const char termCode[] = NULL); // creates a new L, will close it
SkLua(lua_State*); // uses L, will not close it
~SkLua();
lua_State* get() const { return fL; }
lua_State* operator*() const { return fL; }
lua_State* operator->() const { return fL; }
bool runCode(const char code[]);
bool runCode(const void* code, size_t size);
void pushBool(bool, const char tableKey[] = NULL);
void pushString(const char[], const char tableKey[] = NULL);
void pushString(const char[], size_t len, const char tableKey[] = NULL);
void pushString(const SkString&, const char tableKey[] = NULL);
void pushArrayU16(const uint16_t[], int count, const char tableKey[] = NULL);
void pushArrayPoint(const SkPoint[], int count, const char key[] = NULL);
void pushArrayScalar(const SkScalar[], int count, const char key[] = NULL);
void pushColor(SkColor, const char tableKey[] = NULL);
void pushU32(uint32_t, const char tableKey[] = NULL);
void pushScalar(SkScalar, const char tableKey[] = NULL);
void pushRect(const SkRect&, const char tableKey[] = NULL);
void pushRRect(const SkRRect&, const char tableKey[] = NULL);
void pushDash(const SkPathEffect::DashInfo&, const char tableKey[] = NULL);
void pushMatrix(const SkMatrix&, const char tableKey[] = NULL);
void pushPaint(const SkPaint&, const char tableKey[] = NULL);
void pushPath(const SkPath&, const char tableKey[] = NULL);
void pushCanvas(SkCanvas*, const char tableKey[] = NULL);
void pushClipStack(const SkClipStack&, const char tableKey[] = NULL);
void pushClipStackElement(const SkClipStack::Element& element, const char tableKey[] = NULL);
void pushTextBlob(const SkTextBlob*, const char tableKey[] = NULL);
// This SkCanvas lua methods is declared here to benefit from SkLua's friendship with SkCanvas.
static int lcanvas_getReducedClipStack(lua_State* L);
private:
lua_State* fL;
SkString fTermCode;
bool fWeOwnL;
};
#endif
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