C++ (Cpp) ReadOpAndSize 예제들

예제 #1

파일: SkPicturePlayback.cpp 프로젝트: google/skia

void SkPicturePlayback::draw(SkCanvas* canvas,
                             SkPicture::AbortCallback* callback,
                             SkReadBuffer* buffer) {
    AutoResetOpID aroi(this);
    SkASSERT(0 == fCurOffset);

    SkReadBuffer reader(fPictureData->opData()->bytes(),
                        fPictureData->opData()->size());

    // Record this, so we can concat w/ it if we encounter a setMatrix()
    SkMatrix initialMatrix = canvas->getTotalMatrix();

    SkAutoCanvasRestore acr(canvas, false);

    while (!reader.eof()) {
        if (callback && callback->abort()) {
            return;
        }

        fCurOffset = reader.offset();
        uint32_t size;
        DrawType op = ReadOpAndSize(&reader, &size);
        if (!reader.validate(op > UNUSED && op <= LAST_DRAWTYPE_ENUM)) {
            return;
        }

        this->handleOp(&reader, op, size, canvas, initialMatrix);
    }

    // need to propagate invalid state to the parent reader
    if (buffer) {
        buffer->validate(reader.isValid());
    }
}

예제 #2

파일: SkPicturePlayback.cpp 프로젝트: OwenTan/skia

void SkPicturePlayback::draw(SkCanvas* canvas,
                             SkPicture::AbortCallback* callback,
                             const SkReadBuffer* buffer) {
    AutoResetOpID aroi(this);
    SkASSERT(0 == fCurOffset);

    SkAutoTDelete<SkReadBuffer> reader;
    if (buffer) {
        reader.reset(buffer->clone(fPictureData->opData()->bytes(),
                                   fPictureData->opData()->size()));
    } else {
        reader.reset(new SkReadBuffer(fPictureData->opData()->bytes(),
                                      fPictureData->opData()->size()));
    }

    // Record this, so we can concat w/ it if we encounter a setMatrix()
    SkMatrix initialMatrix = canvas->getTotalMatrix();

    SkAutoCanvasRestore acr(canvas, false);

    while (!reader->eof()) {
        if (callback && callback->abort()) {
            return;
        }

        fCurOffset = reader->offset();
        uint32_t size;
        DrawType op = ReadOpAndSize(reader, &size);

        this->handleOp(reader, op, size, canvas, initialMatrix);
    }
}

예제 #3

파일: SkPictureRangePlayback.cpp 프로젝트: 3rdexp/soui

void SkPictureRangePlayback::draw(SkCanvas* canvas, SkDrawPictureCallback* callback) {
    AutoResetOpID aroi(this);
    SkASSERT(0 == fCurOffset);

    SkReader32 reader(fPictureData->opData()->bytes(), fPictureData->opData()->size());

    if (0 != fStart || 0 != fStop) {
        reader.setOffset(fStart);
        uint32_t size;
        SkDEBUGCODE(DrawType op = ) ReadOpAndSize(&reader, &size);
        SkASSERT(SAVE_LAYER == op);
        reader.setOffset(fStart + size);
    }

예제 #4

파일: SkPicturePlayback.cpp 프로젝트: 3rdexp/soui

void SkPicturePlayback::draw(SkCanvas* canvas, SkDrawPictureCallback* callback) {
    AutoResetOpID aroi(this);
    SkASSERT(0 == fCurOffset);

    SkAutoTDelete<const SkPicture::OperationList> activeOpsList(this->getActiveOps(canvas));
    SkPictureStateTree::Iterator it;

    if (!this->initIterator(&it, canvas, activeOpsList.get())) {
        return;  // nothing to draw
    }

    SkReader32 reader(fPictureData->opData()->bytes(), fPictureData->opData()->size());

    StepIterator(&it, &reader);

    // Record this, so we can concat w/ it if we encounter a setMatrix()
    SkMatrix initialMatrix = canvas->getTotalMatrix();

    SkAutoCanvasRestore acr(canvas, false);

    while (!reader.eof()) {
        if (NULL != callback && callback->abortDrawing()) {
            return;
        }

        fCurOffset = reader.offset();
        uint32_t size;
        DrawType op = ReadOpAndSize(&reader, &size);
        if (NOOP == op) {
            // NOOPs are to be ignored - do not propagate them any further
            SkipIterTo(&it, &reader, fCurOffset + size);
            continue;
        }

        this->handleOp(&reader, op, size, canvas, initialMatrix);

        StepIterator(&it, &reader);
    }
}

예제 #5

파일: SkPicturePlayback.cpp 프로젝트: OS-Corp/skia

void SkPicturePlayback::draw(SkCanvas* canvas, SkDrawPictureCallback* callback) {
    AutoResetOpID aroi(this);
    SkASSERT(0 == fCurOffset);

    SkReader32 reader(fPictureData->opData()->bytes(), fPictureData->opData()->size());

    // Record this, so we can concat w/ it if we encounter a setMatrix()
    SkMatrix initialMatrix = canvas->getTotalMatrix();

    SkAutoCanvasRestore acr(canvas, false);

    while (!reader.eof()) {
        if (callback && callback->abortDrawing()) {
            return;
        }

        fCurOffset = reader.offset();
        uint32_t size;
        DrawType op = ReadOpAndSize(&reader, &size);

        this->handleOp(&reader, op, size, canvas, initialMatrix);
    }
}