#include "gm.h"
#include "SkCanvas.h"
#include "SkPath.h"
-
-namespace skiagm {
+#include "SkDashPathEffect.h"
static SkPath generate_square(SkScalar cx, SkScalar cy, SkScalar w) {
SkRect rect = SkRect::MakeXYWH(cx - w / 2, cy - w / 2, w, w);
return path;
}
-SkPaint::Style styles[] = {
- SkPaint::kStroke_Style,
- SkPaint::kStrokeAndFill_Style,
- SkPaint::kFill_Style
+namespace {
+struct Style {
+ Style(SkPaint::Style paintStyle, sk_sp<SkPathEffect> pe = sk_sp<SkPathEffect>())
+ : fPaintStyle(paintStyle)
+ , fPathEffect(std::move(pe)) {}
+ SkPaint::Style fPaintStyle;
+ sk_sp<SkPathEffect> fPathEffect;
+};
+
+sk_sp<SkPathEffect> make_dash() {
+ constexpr SkScalar kIntervals[] = { 4.f, 3.f };
+ return SkDashPathEffect::Make(kIntervals, SK_ARRAY_COUNT(kIntervals), 0);
+}
+
+Style styles[] {
+ {SkPaint::kStroke_Style},
+ {SkPaint::kStrokeAndFill_Style},
+ {SkPaint::kFill_Style},
+ {SkPaint::kStroke_Style, make_dash()},
};
+
SkScalar pathSizes[] = {
40,
10,
const SkScalar slideWidth = 90, slideHeight = 90;
const SkScalar slideBoundary = 5;
-
-class InversePathsGM : public GM {
-public:
- InversePathsGM() {
-
- }
-
-protected:
- virtual uint32_t onGetFlags() const SK_OVERRIDE {
- return kSkipTiled_Flag;
- }
-
- virtual SkString onShortName() {
- return SkString("inverse_paths");
- }
-
- virtual SkISize onISize() {
- return make_isize(800, 900);
- }
-
- virtual void onDraw(SkCanvas* canvas) {
- SkScalar cx = slideWidth / 2 + slideBoundary;
- SkScalar cy = slideHeight / 2 + slideBoundary;
- SkScalar dx = slideWidth + 2 * slideBoundary;
- SkScalar dy = slideHeight + 2 * slideBoundary;
-
- SkRect clipRect = SkRect::MakeLTRB(slideBoundary, slideBoundary,
- slideBoundary + slideWidth,
- slideBoundary + slideHeight);
- SkPaint clipPaint;
- clipPaint.setStyle(SkPaint::kStroke_Style);
- clipPaint.setStrokeWidth(SkIntToScalar(2));
-
- SkPaint outlinePaint;
- outlinePaint.setColor(0x40000000);
- outlinePaint.setStyle(SkPaint::kStroke_Style);
- outlinePaint.setStrokeWidth(SkIntToScalar(0));
-
- for (size_t styleIndex = 0; styleIndex < SK_ARRAY_COUNT(styles);
- styleIndex++) {
- for (size_t sizeIndex = 0; sizeIndex < SK_ARRAY_COUNT(pathSizes);
- sizeIndex++) {
- SkScalar size = pathSizes[sizeIndex];
-
- canvas->save();
-
- for (size_t widthIndex = 0;
- widthIndex < SK_ARRAY_COUNT(strokeWidths);
- widthIndex++) {
- SkPaint paint;
- paint.setColor(0xff007000);
- paint.setStrokeWidth(strokeWidths[widthIndex]);
- paint.setStyle(styles[styleIndex]);
-
- for (size_t pathIndex = 0;
- pathIndex < SK_ARRAY_COUNT(paths);
- pathIndex++) {
- canvas->drawRect(clipRect, clipPaint);
-
- canvas->save();
- canvas->clipRect(clipRect);
-
- SkPath path = paths[pathIndex](cx, cy, size);
- path.setFillType(SkPath::kInverseWinding_FillType);
- canvas->drawPath(path, paint);
-
- path.setFillType(SkPath::kWinding_FillType);
- canvas->drawPath(path, outlinePaint);
-
- canvas->restore();
- canvas->translate(dx, 0);
- }
+} // namespace
+
+DEF_SIMPLE_GM(inverse_paths, canvas, 800, 1200) {
+ SkScalar cx = slideWidth / 2 + slideBoundary;
+ SkScalar cy = slideHeight / 2 + slideBoundary;
+ SkScalar dx = slideWidth + 2 * slideBoundary;
+ SkScalar dy = slideHeight + 2 * slideBoundary;
+
+ SkRect clipRect = SkRect::MakeLTRB(slideBoundary, slideBoundary,
+ slideBoundary + slideWidth,
+ slideBoundary + slideHeight);
+ SkPaint clipPaint;
+ clipPaint.setStyle(SkPaint::kStroke_Style);
+ clipPaint.setStrokeWidth(SkIntToScalar(2));
+
+ SkPaint outlinePaint;
+ outlinePaint.setColor(0x40000000);
+ outlinePaint.setStyle(SkPaint::kStroke_Style);
+ outlinePaint.setStrokeWidth(SkIntToScalar(0));
+
+ for (size_t styleIndex = 0; styleIndex < SK_ARRAY_COUNT(styles);
+ styleIndex++) {
+ for (size_t sizeIndex = 0; sizeIndex < SK_ARRAY_COUNT(pathSizes);
+ sizeIndex++) {
+ SkScalar size = pathSizes[sizeIndex];
+
+ canvas->save();
+
+ for (size_t widthIndex = 0;
+ widthIndex < SK_ARRAY_COUNT(strokeWidths);
+ widthIndex++) {
+ SkPaint paint;
+ paint.setColor(0xff007000);
+ paint.setStrokeWidth(strokeWidths[widthIndex]);
+ paint.setStyle(styles[styleIndex].fPaintStyle);
+ paint.setPathEffect(styles[styleIndex].fPathEffect);
+
+ for (size_t pathIndex = 0;
+ pathIndex < SK_ARRAY_COUNT(paths);
+ pathIndex++) {
+ canvas->drawRect(clipRect, clipPaint);
+
+ canvas->save();
+ canvas->clipRect(clipRect);
+
+ SkPath path = paths[pathIndex](cx, cy, size);
+ path.setFillType(SkPath::kInverseWinding_FillType);
+ canvas->drawPath(path, paint);
+
+ path.setFillType(SkPath::kWinding_FillType);
+ canvas->drawPath(path, outlinePaint);
+
+ canvas->restore();
+ canvas->translate(dx, 0);
}
-
- canvas->restore();
- canvas->translate(0, dy);
}
+ canvas->restore();
+ canvas->translate(0, dy);
}
}
-
-private:
- typedef GM INHERITED;
-};
-
-DEF_GM( return new InversePathsGM; )
}