34 lines
		
	
	
		
			1.3 KiB
		
	
	
	
		
			C++
		
	
	
	
			
		
		
	
	
			34 lines
		
	
	
		
			1.3 KiB
		
	
	
	
		
			C++
		
	
	
	
// Copyright 2019 Google LLC.
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// Use of this source code is governed by a BSD-style license that can be found in the LICENSE file.
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#include "tools/fiddle/examples.h"
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// HASH=13044dbf68885c0f15322c0633b633a3
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REG_FIDDLE(Path_Iter_const_SkPath, 256, 256, true, 0) {
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void draw(SkCanvas* canvas) {
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    auto debugster = [](const char* prefix, SkPath::Iter& iter) -> void {
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        SkDebugf("%s:\n", prefix);
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        const char* verbStr[] =  { "Move", "Line", "Quad", "Conic", "Cubic", "Close", "Done" };
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        const int pointCount[] = {     1 ,     2 ,     3 ,      3 ,      4 ,      1 ,     0  };
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        SkPath::Verb verb;
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        do {
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           SkPoint points[4];
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           verb = iter.next(points);
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           SkDebugf("k%s_Verb ", verbStr[(int) verb]);
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           for (int i = 0; i < pointCount[(int) verb]; ++i) {
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                SkDebugf("{%g, %g}, ", points[i].fX, points[i].fY);
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           }
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           if (SkPath::kConic_Verb == verb) {
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               SkDebugf("weight = %g", iter.conicWeight());
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           }
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           SkDebugf("\n");
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        } while (SkPath::kDone_Verb != verb);
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        SkDebugf("\n");
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    };
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    SkPath path;
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    path.quadTo(10, 20, 30, 40);
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    SkPath::Iter openIter(path, false);
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    debugster("open", openIter);
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    SkPath::Iter closedIter(path, true);
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    debugster("closed", closedIter);
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}
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}  // END FIDDLE
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