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/*
* Copyright (C) 2011 Google Inc.
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
#ifndef SkPDFUtils_DEFINED
#define SkPDFUtils_DEFINED
#include "SkPath.h"
class SkMatrix;
class SkPath;
class SkPDFArray;
struct SkRect;
#if 0
#define PRINT_NOT_IMPL(str) fprintf(stderr, str)
#else
#define PRINT_NOT_IMPL(str)
#endif
#define NOT_IMPLEMENTED(condition, assert) \
do { \
if (condition) { \
PRINT_NOT_IMPL("NOT_IMPLEMENTED: " #condition "\n"); \
SkDEBUGCODE(SkASSERT(!assert);) \
} \
} while(0)
class SkPDFUtils {
public:
static SkPDFArray* MatrixToArray(const SkMatrix& matrix);
static void AppendTransform(const SkMatrix& matrix, SkWStream* content);
static void MoveTo(SkScalar x, SkScalar y, SkWStream* content);
static void AppendLine(SkScalar x, SkScalar y, SkWStream* content);
static void AppendCubic(SkScalar ctl1X, SkScalar ctl1Y,
SkScalar ctl2X, SkScalar ctl2Y,
SkScalar dstX, SkScalar dstY, SkWStream* content);
static void AppendRectangle(const SkRect& rect, SkWStream* content);
static void EmitPath(const SkPath& path, SkWStream* content);
static void ClosePath(SkWStream* content);
static void PaintPath(SkPaint::Style style, SkPath::FillType fill,
SkWStream* content);
static void StrokePath(SkWStream* content);
static void DrawFormXObject(int objectIndex, SkWStream* content);
static void ApplyGraphicState(int objectIndex, SkWStream* content);
};
#endif
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