blob: ab1de23c3170db9d7eb84f626013878bde03932b [file] [log] [blame]
// Copyright 2019 Google LLC.
// Use of this source code is governed by a BSD-style license that can be found in the LICENSE file.
#include "tools/fiddle/examples.h"
// HASH=00ae8984856486bdb626d0ed6587855a
REG_FIDDLE(Path_Iter_next, 256, 256, true, 0) {
void draw(SkCanvas* canvas) {
auto debugster = [](const char* prefix, const SkPath& path, bool degen, bool exact) -> void {
SkPath::Iter iter(path, false);
SkDebugf("%s:\n", prefix);
const char* verbStr[] = { "Move", "Line", "Quad", "Conic", "Cubic", "Close", "Done" };
const int pointCount[] = { 1 , 2 , 3 , 3 , 4 , 1 , 0 };
SkPath::Verb verb;
do {
SkPoint points[4];
verb = iter.next(points, degen, exact);
SkDebugf("k%s_Verb ", verbStr[(int) verb]);
for (int i = 0; i < pointCount[(int) verb]; ++i) {
SkDebugf("{%1.8g, %1.8g}, ", points[i].fX, points[i].fY);
}
SkDebugf("\n");
} while (SkPath::kDone_Verb != verb);
SkDebugf("\n");
};
SkPath path;
path.moveTo(10, 10);
path.moveTo(20, 20);
path.quadTo(10, 20, 30, 40);
path.moveTo(1, 1);
path.close();
path.moveTo(30, 30);
path.lineTo(30, 30);
path.moveTo(30, 30);
path.lineTo(30.00001f, 30);
debugster("skip degenerate", path, true, false);
debugster("skip degenerate if exact", path, true, true);
debugster("skip none", path, false, false);
}
} // END FIDDLE