Example #1
0
    void onDrawContent(SkCanvas* canvas) override {
        const float SCALE = 1;

        canvas->translate(30, 40);
        canvas->scale(SCALE, SCALE);

        SkPoint p1 = SkPoint::Make(50, 50);
        SkPoint p2 = SkPoint::Make(80, 50);

        SkPath path;
        switch (fPathType) {
            case 0:
                path = quadPath(p1, p2);
                break;
            case 1:
                path = cubicPath(p1, p2);
                break;
            case 2:
                path = rectPath(p1);
                break;
            case 3:
                path = linSemicirclePath(p1, p2);
                break;
            default:
                path = quadPath(p1, p2);
                break;
        }

        if (fClosePath) {
            path.close();
        }

        SkPaint p;
        p.setColor(SK_ColorRED);
        p.setAntiAlias(true);
        p.setStyle(SkPaint::kStroke_Style);
        p.setStrokeWidth(fStroke);

        canvas->drawPath(path, p);

        if (fDumpHex) {
            std::cerr << "path dumpHex" << std::endl;
            path.dumpHex();
        }

        SkPaint hairp;
        hairp.setColor(SK_ColorBLACK);
        hairp.setAntiAlias(true);
        hairp.setStyle(SkPaint::kStroke_Style);

        if (fDrawFillPath) {
            SkPath fillpath;
            p.getFillPath(path, &fillpath);

            canvas->drawPath(fillpath, hairp);

            if (fDumpHex) {
                std::cerr << "fillpath dumpHex" << std::endl;
                fillpath.dumpHex();
            }
        }

        if (fDumpHex) {
            std::cerr << std::endl;

            fDumpHex = false;
        }

        // draw original path with green hairline
        hairp.setColor(SK_ColorGREEN);
        canvas->drawPath(path, hairp);
    }