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1 #ifndef __DEFINED__SkPdfCcittfaxdecodeFilterDictionary | 1 #ifndef __DEFINED__SkPdfCcittfaxdecodeFilterDictionary |
2 #define __DEFINED__SkPdfCcittfaxdecodeFilterDictionary | 2 #define __DEFINED__SkPdfCcittfaxdecodeFilterDictionary |
3 | 3 |
4 #include "SkPdfUtils.h" | 4 #include "SkPdfUtils.h" |
5 #include "SkPdfEnums_autogen.h" | 5 #include "SkPdfEnums_autogen.h" |
6 #include "SkPdfArray_autogen.h" | 6 #include "SkPdfArray_autogen.h" |
7 #include "SkPdfDictionary_autogen.h" | 7 #include "SkPdfDictionary_autogen.h" |
8 | 8 |
9 // Optional parameters for the CCITTFaxDecode filter | 9 // Optional parameters for the CCITTFaxDecode filter |
10 class SkPdfCcittfaxdecodeFilterDictionary : public SkPdfDictionary { | 10 class SkPdfCcittfaxdecodeFilterDictionary : public SkPdfDictionary { |
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532 * 2-D), in which a line encoded one-dimensionally can be | 532 * 2-D), in which a line encoded one-dimensionally can be |
533 * followed by at most K - 1 lines encoded two-dimensionally | 533 * followed by at most K - 1 lines encoded two-dimensionally |
534 * The filter distinguishes among negative, zero, and positive values of | 534 * The filter distinguishes among negative, zero, and positive values of |
535 * K to determine how to interpret the encoded data; however, it does | 535 * K to determine how to interpret the encoded data; however, it does |
536 * not distinguish between different positive K values. Default value: 0. | 536 * not distinguish between different positive K values. Default value: 0. |
537 **/ | 537 **/ |
538 bool has_K() const { | 538 bool has_K() const { |
539 return (ObjectFromDictionary(fPodofoDoc, fPodofoObj->GetDictionary(), "K", "
", NULL)); | 539 return (ObjectFromDictionary(fPodofoDoc, fPodofoObj->GetDictionary(), "K", "
", NULL)); |
540 } | 540 } |
541 | 541 |
542 long K() const { | 542 long K() const; |
543 long ret; | |
544 if (LongFromDictionary(fPodofoDoc, fPodofoObj->GetDictionary(), "K", "", &re
t)) return ret; | |
545 // TODO(edisonn): warn about missing required field, assert for known good p
dfs | |
546 return 0; | |
547 } | |
548 | |
549 /** ()A flag indicating whether end-of-line bit patterns are required to be | 543 /** ()A flag indicating whether end-of-line bit patterns are required to be |
550 * present in the encoding. The CCITTFaxDecode filter always accepts | 544 * present in the encoding. The CCITTFaxDecode filter always accepts |
551 * end-of-line bit patterns, but requires them only if EndOfLine is true. | 545 * end-of-line bit patterns, but requires them only if EndOfLine is true. |
552 * Default value: false. | 546 * Default value: false. |
553 **/ | 547 **/ |
554 bool has_EndOfLine() const { | 548 bool has_EndOfLine() const { |
555 return (ObjectFromDictionary(fPodofoDoc, fPodofoObj->GetDictionary(), "EndOf
Line", "", NULL)); | 549 return (ObjectFromDictionary(fPodofoDoc, fPodofoObj->GetDictionary(), "EndOf
Line", "", NULL)); |
556 } | 550 } |
557 | 551 |
558 bool EndOfLine() const { | 552 bool EndOfLine() const; |
559 bool ret; | |
560 if (BoolFromDictionary(fPodofoDoc, fPodofoObj->GetDictionary(), "EndOfLine",
"", &ret)) return ret; | |
561 // TODO(edisonn): warn about missing required field, assert for known good p
dfs | |
562 return false; | |
563 } | |
564 | |
565 /** ()A flag indicating whether the filter expects extra 0 bits before each | 553 /** ()A flag indicating whether the filter expects extra 0 bits before each |
566 * encoded line so that the line begins on a byte boundary. If true, the | 554 * encoded line so that the line begins on a byte boundary. If true, the |
567 * filter skips over encoded bits to begin decoding each line at a byte | 555 * filter skips over encoded bits to begin decoding each line at a byte |
568 * boundary. If false, the filter does not expect extra bits in the encod- | 556 * boundary. If false, the filter does not expect extra bits in the encod- |
569 * ed representation. Default value: false. | 557 * ed representation. Default value: false. |
570 **/ | 558 **/ |
571 bool has_EncodedByteAlign() const { | 559 bool has_EncodedByteAlign() const { |
572 return (ObjectFromDictionary(fPodofoDoc, fPodofoObj->GetDictionary(), "Encod
edByteAlign", "", NULL)); | 560 return (ObjectFromDictionary(fPodofoDoc, fPodofoObj->GetDictionary(), "Encod
edByteAlign", "", NULL)); |
573 } | 561 } |
574 | 562 |
575 bool EncodedByteAlign() const { | 563 bool EncodedByteAlign() const; |
576 bool ret; | |
577 if (BoolFromDictionary(fPodofoDoc, fPodofoObj->GetDictionary(), "EncodedByte
Align", "", &ret)) return ret; | |
578 // TODO(edisonn): warn about missing required field, assert for known good p
dfs | |
579 return false; | |
580 } | |
581 | |
582 /** ()The width of the image in pixels. If the value is not a multiple of 8, | 564 /** ()The width of the image in pixels. If the value is not a multiple of 8, |
583 * the filter adjusts the width of the unencoded image to the next mul- | 565 * the filter adjusts the width of the unencoded image to the next mul- |
584 * tiple of 8, so that each line starts on a byte boundary. Default value: | 566 * tiple of 8, so that each line starts on a byte boundary. Default value: |
585 * 1728. | 567 * 1728. |
586 **/ | 568 **/ |
587 bool has_Columns() const { | 569 bool has_Columns() const { |
588 return (ObjectFromDictionary(fPodofoDoc, fPodofoObj->GetDictionary(), "Colum
ns", "", NULL)); | 570 return (ObjectFromDictionary(fPodofoDoc, fPodofoObj->GetDictionary(), "Colum
ns", "", NULL)); |
589 } | 571 } |
590 | 572 |
591 long Columns() const { | 573 long Columns() const; |
592 long ret; | |
593 if (LongFromDictionary(fPodofoDoc, fPodofoObj->GetDictionary(), "Columns", "
", &ret)) return ret; | |
594 // TODO(edisonn): warn about missing required field, assert for known good p
dfs | |
595 return 0; | |
596 } | |
597 | |
598 /** ()The height of the image in scan lines. If the value is 0 or absent, the | 574 /** ()The height of the image in scan lines. If the value is 0 or absent, the |
599 * image's height is not predetermined, and the encoded data must be | 575 * image's height is not predetermined, and the encoded data must be |
600 * terminated by an end-of-block bit pattern or by the end of the fil- | 576 * terminated by an end-of-block bit pattern or by the end of the fil- |
601 * ter's data. Default value: 0. | 577 * ter's data. Default value: 0. |
602 **/ | 578 **/ |
603 bool has_Rows() const { | 579 bool has_Rows() const { |
604 return (ObjectFromDictionary(fPodofoDoc, fPodofoObj->GetDictionary(), "Rows"
, "", NULL)); | 580 return (ObjectFromDictionary(fPodofoDoc, fPodofoObj->GetDictionary(), "Rows"
, "", NULL)); |
605 } | 581 } |
606 | 582 |
607 long Rows() const { | 583 long Rows() const; |
608 long ret; | |
609 if (LongFromDictionary(fPodofoDoc, fPodofoObj->GetDictionary(), "Rows", "",
&ret)) return ret; | |
610 // TODO(edisonn): warn about missing required field, assert for known good p
dfs | |
611 return 0; | |
612 } | |
613 | |
614 /** ()A flag indicating whether the filter expects the encoded data to be | 584 /** ()A flag indicating whether the filter expects the encoded data to be |
615 * terminated by an end-of-block pattern, overriding the Rows pa- | 585 * terminated by an end-of-block pattern, overriding the Rows pa- |
616 * rameter. If false, the filter stops when it has decoded the number of | 586 * rameter. If false, the filter stops when it has decoded the number of |
617 * lines indicated by Rows or when its data has been exhausted, which- | 587 * lines indicated by Rows or when its data has been exhausted, which- |
618 * ever occurs first. The end-of-block pattern is the CCITT end-of- | 588 * ever occurs first. The end-of-block pattern is the CCITT end-of- |
619 * facsimile-block (EOFB) or return-to-control (RTC) appropriate for | 589 * facsimile-block (EOFB) or return-to-control (RTC) appropriate for |
620 * the K parameter. Default value: true. | 590 * the K parameter. Default value: true. |
621 **/ | 591 **/ |
622 bool has_EndOfBlock() const { | 592 bool has_EndOfBlock() const { |
623 return (ObjectFromDictionary(fPodofoDoc, fPodofoObj->GetDictionary(), "EndOf
Block", "", NULL)); | 593 return (ObjectFromDictionary(fPodofoDoc, fPodofoObj->GetDictionary(), "EndOf
Block", "", NULL)); |
624 } | 594 } |
625 | 595 |
626 bool EndOfBlock() const { | 596 bool EndOfBlock() const; |
627 bool ret; | |
628 if (BoolFromDictionary(fPodofoDoc, fPodofoObj->GetDictionary(), "EndOfBlock"
, "", &ret)) return ret; | |
629 // TODO(edisonn): warn about missing required field, assert for known good p
dfs | |
630 return false; | |
631 } | |
632 | |
633 /** ()A flag indicating whether 1 bits are to be interpreted as black pixels | 597 /** ()A flag indicating whether 1 bits are to be interpreted as black pixels |
634 * and 0 bits as white pixels, the reverse of the normal PDF convention | 598 * and 0 bits as white pixels, the reverse of the normal PDF convention |
635 * for image data. Default value: false. | 599 * for image data. Default value: false. |
636 **/ | 600 **/ |
637 bool has_BlackIs1() const { | 601 bool has_BlackIs1() const { |
638 return (ObjectFromDictionary(fPodofoDoc, fPodofoObj->GetDictionary(), "Black
Is1", "", NULL)); | 602 return (ObjectFromDictionary(fPodofoDoc, fPodofoObj->GetDictionary(), "Black
Is1", "", NULL)); |
639 } | 603 } |
640 | 604 |
641 bool BlackIs1() const { | 605 bool BlackIs1() const; |
642 bool ret; | |
643 if (BoolFromDictionary(fPodofoDoc, fPodofoObj->GetDictionary(), "BlackIs1",
"", &ret)) return ret; | |
644 // TODO(edisonn): warn about missing required field, assert for known good p
dfs | |
645 return false; | |
646 } | |
647 | |
648 /** ()The number of damaged rows of data to be tolerated before an | 606 /** ()The number of damaged rows of data to be tolerated before an |
649 * error occurs. This entry applies only if EndOfLine is true and K is | 607 * error occurs. This entry applies only if EndOfLine is true and K is |
650 * nonnegative. Tolerating a damaged row means locating its end in | 608 * nonnegative. Tolerating a damaged row means locating its end in |
651 * the encoded data by searching for an EndOfLine pattern and then | 609 * the encoded data by searching for an EndOfLine pattern and then |
652 * substituting decoded data from the previous row if the previous | 610 * substituting decoded data from the previous row if the previous |
653 * row was not damaged, or a white scan line if the previous row was | 611 * row was not damaged, or a white scan line if the previous row was |
654 * also damaged. Default value: 0. | 612 * also damaged. Default value: 0. |
655 **/ | 613 **/ |
656 bool has_DamagedRowsBeforeError() const { | 614 bool has_DamagedRowsBeforeError() const { |
657 return (ObjectFromDictionary(fPodofoDoc, fPodofoObj->GetDictionary(), "Damag
edRowsBeforeError", "", NULL)); | 615 return (ObjectFromDictionary(fPodofoDoc, fPodofoObj->GetDictionary(), "Damag
edRowsBeforeError", "", NULL)); |
658 } | 616 } |
659 | 617 |
660 long DamagedRowsBeforeError() const { | 618 long DamagedRowsBeforeError() const; |
661 long ret; | |
662 if (LongFromDictionary(fPodofoDoc, fPodofoObj->GetDictionary(), "DamagedRows
BeforeError", "", &ret)) return ret; | |
663 // TODO(edisonn): warn about missing required field, assert for known good p
dfs | |
664 return 0; | |
665 } | |
666 | |
667 }; | 619 }; |
668 | 620 |
669 #endif // __DEFINED__SkPdfCcittfaxdecodeFilterDictionary | 621 #endif // __DEFINED__SkPdfCcittfaxdecodeFilterDictionary |
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