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1 // Copyright 2014 PDFium Authors. All rights reserved. | 1 // Copyright 2014 PDFium Authors. All rights reserved. |
2 // Use of this source code is governed by a BSD-style license that can be | 2 // Use of this source code is governed by a BSD-style license that can be |
3 // found in the LICENSE file. | 3 // found in the LICENSE file. |
4 | 4 |
5 // Original code copyright 2014 Foxit Software Inc. http://www.foxitsoftware.com | 5 // Original code copyright 2014 Foxit Software Inc. http://www.foxitsoftware.com |
6 | 6 |
7 #include "../../../include/fxge/fx_dib.h" | 7 #include "../../../include/fxge/fx_dib.h" |
8 #include "../../../include/fxge/fx_ge.h" | 8 #include "../../../include/fxge/fx_ge.h" |
9 #include "dib_int.h" | 9 #include "dib_int.h" |
10 #include <limits.h> | 10 #include <limits.h> |
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672 { | 672 { |
673 m_pScanline = NULL; | 673 m_pScanline = NULL; |
674 m_pStretchEngine = NULL; | 674 m_pStretchEngine = NULL; |
675 m_pMaskScanline = NULL; | 675 m_pMaskScanline = NULL; |
676 } | 676 } |
677 CFX_ImageStretcher::~CFX_ImageStretcher() | 677 CFX_ImageStretcher::~CFX_ImageStretcher() |
678 { | 678 { |
679 if (m_pScanline) { | 679 if (m_pScanline) { |
680 FX_Free(m_pScanline); | 680 FX_Free(m_pScanline); |
681 } | 681 } |
682 if (m_pStretchEngine) { | 682 delete m_pStretchEngine; |
683 delete m_pStretchEngine; | |
684 } | |
685 if (m_pMaskScanline) { | 683 if (m_pMaskScanline) { |
686 FX_Free(m_pMaskScanline); | 684 FX_Free(m_pMaskScanline); |
687 } | 685 } |
688 } | 686 } |
689 FXDIB_Format _GetStretchedFormat(const CFX_DIBSource* pSrc) | 687 FXDIB_Format _GetStretchedFormat(const CFX_DIBSource* pSrc) |
690 { | 688 { |
691 FXDIB_Format format = pSrc->GetFormat(); | 689 FXDIB_Format format = pSrc->GetFormat(); |
692 if (format == FXDIB_1bppMask) { | 690 if (format == FXDIB_1bppMask) { |
693 format = FXDIB_8bppMask; | 691 format = FXDIB_8bppMask; |
694 } else if (format == FXDIB_1bppRgb) { | 692 } else if (format == FXDIB_1bppRgb) { |
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831 return TRUE; | 829 return TRUE; |
832 } | 830 } |
833 m_pSource->DownSampleScanline(src_y, m_pScanline, m_DestBPP, m_DestWidth
, m_bFlipX, m_ClipRect.left, result_width); | 831 m_pSource->DownSampleScanline(src_y, m_pScanline, m_DestBPP, m_DestWidth
, m_bFlipX, m_ClipRect.left, result_width); |
834 if (m_pMaskScanline) { | 832 if (m_pMaskScanline) { |
835 m_pSource->m_pAlphaMask->DownSampleScanline(src_y, m_pMaskScanline,
1, m_DestWidth, m_bFlipX, m_ClipRect.left, result_width); | 833 m_pSource->m_pAlphaMask->DownSampleScanline(src_y, m_pMaskScanline,
1, m_DestWidth, m_bFlipX, m_ClipRect.left, result_width); |
836 } | 834 } |
837 m_pDest->ComposeScanline(dest_y, m_pScanline, m_pMaskScanline); | 835 m_pDest->ComposeScanline(dest_y, m_pScanline, m_pMaskScanline); |
838 } | 836 } |
839 return FALSE; | 837 return FALSE; |
840 } | 838 } |
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