blob: f6e1c5e584f71f145c405343c920744b2139e6d1 [file] [log] [blame]
/*
* Copyright 2010 Google Inc.
*
* Use of this source code is governed by a BSD-style license that can be
* found in the LICENSE file.
*/
#include "include/core/SkPath.h"
#include "include/core/SkRegion.h"
#include "src/core/SkBlitter.h"
#include "src/core/SkScan.h"
#include "tests/Test.h"
struct FakeBlitter : public SkBlitter {
FakeBlitter()
: m_blitCount(0) { }
void blitH(int x, int y, int width) override {
m_blitCount++;
}
void blitAntiH(int x, int y, const SkAlpha antialias[], const int16_t runs[]) override {
SkDEBUGFAIL("blitAntiH not implemented");
}
int m_blitCount;
};
// http://code.google.com/p/skia/issues/detail?id=87
// Lines which is not clipped by boundary based clipping,
// but skipped after tessellation, should be cleared by the blitter.
DEF_TEST(FillPathInverse, reporter) {
FakeBlitter blitter;
SkIRect clip;
SkPath path;
int height = 100;
int width = 200;
int expected_lines = 5;
clip.setLTRB(0, height - expected_lines, width, height);
path.moveTo(0.0f, 0.0f)
.quadTo(SkIntToScalar(width/2), SkIntToScalar(height),
SkIntToScalar(width), 0.0f)
.close()
.setFillType(SkPath::kInverseWinding_FillType);
SkScan::FillPath(path, clip, &blitter);
REPORTER_ASSERT(reporter, blitter.m_blitCount == expected_lines);
}