本文整理汇总了C++中SkRegion::setRects方法的典型用法代码示例。如果您正苦于以下问题：C++ SkRegion::setRects方法的具体用法？C++ SkRegion::setRects怎么用？C++ SkRegion::setRects使用的例子？那么, 这里精选的方法代码示例或许可以为您提供帮助。您也可以进一步了解该方法所在类SkRegion的用法示例。
在下文中一共展示了SkRegion::setRects方法的3个代码示例，这些例子默认根据受欢迎程度排序。您可以为喜欢或者感觉有用的代码点赞，您的评价将有助于系统推荐出更棒的C++代码示例。
示例1: filter
DEF_TEST(FlattenableFactoryToName, r) {
SkIRect rects[2];
rects[0] = SkIRect::MakeXYWH(0, 150, 500, 200);
rects[1] = SkIRect::MakeXYWH(150, 0, 200, 500);
SkRegion region;
region.setRects(rects, 2);
sk_sp<SkImageFilter> filter(SkAlphaThresholdFilter::Make(region, 0.2f, 0.7f, nullptr));
test_flattenable(r, filter.get(), "SkAlphaThresholdFilter()");
SkBitmap bm;
bm.allocN32Pixels(8, 8);
bm.eraseColor(SK_ColorCYAN);
sk_sp<SkImage> image(SkImage::MakeFromBitmap(bm));
auto shader = image->makeShader(SkShader::kClamp_TileMode, SkShader::kClamp_TileMode);
test_flattenable(r, shader.get(), "SkImage::newShader()");
}示例2: emit_clip
// TODO: expand the testing to include the different ops & AA types!
static void emit_clip(SkCanvas* canvas, ClipType clip) {
switch (clip) {
case kNone_ClipType:
break;
case kRect_ClipType: {
SkRect r = SkRect::MakeLTRB(10, 10, 90, 90);
canvas->clipRect(r, SkRegion::kIntersect_Op, true);
break;
}
case kRRect_ClipType: {
SkRect r = SkRect::MakeLTRB(10, 10, 90, 90);
SkRRect rr;
rr.setRectXY(r, 10, 10);
canvas->clipRRect(rr, SkRegion::kIntersect_Op, true);
break;
}
case kPath_ClipType: {
SkPath p;
p.moveTo(5.0f, 5.0f);
p.lineTo(50.0f, 50.0f);
p.lineTo(100.0f, 5.0f);
p.close();
canvas->clipPath(p, SkRegion::kIntersect_Op, true);
break;
}
case kRegion_ClipType: {
SkIRect rects[2] = {
{ 1, 1, 55, 55 },
{ 45, 45, 99, 99 },
};
SkRegion r;
r.setRects(rects, 2);
canvas->clipRegion(r, SkRegion::kIntersect_Op);
break;
}
default:
SkASSERT(0);
}
}示例3: onDraw
void onDraw(SkCanvas* canvas) override {
SkIRect rects[2];
rects[0] = SkIRect::MakeXYWH(0, 150, WIDTH, HEIGHT - 300);
rects[1] = SkIRect::MakeXYWH(150, 0, WIDTH - 300, HEIGHT);
SkRegion region;
region.setRects(rects, 2);
SkMatrix matrix;
matrix.reset();
matrix.setTranslate(WIDTH * .1f, HEIGHT * .1f);
matrix.postScale(.8f, .8f);
canvas->concat(matrix);
SkPaint paint;
paint.setImageFilter(
SkAlphaThresholdFilter::Create(region, 0.2f, 0.7f))->unref();
canvas->saveLayer(nullptr, &paint);
paint.setAntiAlias(true);
SkPaint rect_paint;
rect_paint.setColor(0xFF0000FF);
canvas->drawRect(SkRect::MakeXYWH(0, 0, WIDTH / 2, HEIGHT / 2),
rect_paint);
rect_paint.setColor(0xBFFF0000);
canvas->drawRect(SkRect::MakeXYWH(WIDTH / 2, 0, WIDTH / 2, HEIGHT / 2),
rect_paint);
rect_paint.setColor(0x3F00FF00);
canvas->drawRect(SkRect::MakeXYWH(0, HEIGHT / 2, WIDTH / 2, HEIGHT / 2),
rect_paint);
rect_paint.setColor(0x00000000);
canvas->drawRect(SkRect::MakeXYWH(WIDTH / 2, HEIGHT / 2, WIDTH / 2, HEIGHT / 2),
rect_paint);
canvas->restore();
}