ovals.cpp File Reference

#include "gm/gm.h"
#include "include/core/SkCanvas.h"
#include "include/core/SkColor.h"
#include "include/core/SkMatrix.h"
#include "include/core/SkPaint.h"
#include "include/core/SkPath.h"
#include "include/core/SkPathTypes.h"
#include "include/core/SkPoint.h"
#include "include/core/SkRect.h"
#include "include/core/SkScalar.h"
#include "include/core/SkShader.h"
#include "include/core/SkSize.h"
#include "include/core/SkString.h"
#include "include/core/SkTileMode.h"
#include "include/core/SkTypes.h"
#include "include/effects/SkGradientShader.h"
#include "include/private/base/SkTArray.h"
#include "src/base/SkRandom.h"
#include "tools/ToolUtils.h"

Go to the source code of this file.

Classes
class	skiagm::OvalGM

Namespaces
namespace	skiagm

Functions
	DEF_SIMPLE_GM (open_ovals, canvas, 225, 110)

Function Documentation

DEF_SIMPLE_GM()

DEF_SIMPLE_GM	(	open_ovals	,
		canvas	,
		225	,
		110
	)

Definition at line 312 of file ovals.cpp.

                                            {
    SkPaint paint;
    paint.setAntiAlias(true);
    paint.setStyle(SkPaint::kStroke_Style);
 
    const SkRect rect = SkRect::MakeWH(50, 100);
    const SkPathDirection dir = SkPathDirection::kCW;
    const int start = 1;
 
    // We stroke several open ovals to see how they behave
    canvas->translate(5, 5);
 
    auto doRow = [&](const SkPath& p) {
        canvas->drawPath(p, paint);
        canvas->translate(55, 0);
    };
 
    // Default case (left open) looks like an oval
    SkPath path;
    path.addOpenOval(rect, dir, start);
    doRow(path);
 
    // Closing makes us technically be an oval, but should look the same
    path.close();
    doRow(path);
 
    // Moving before the oval adds a line to the start
    path.reset();
    path.moveTo(rect.center());
    path.addOpenOval(rect, dir, start);
    doRow(path);
 
    // Similarly, lineTo after the oval starts from the start/end point
    path.reset();
    path.addOpenOval(rect, dir, start);
    path.lineTo(rect.center());
    doRow(path);
}