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Side by Side Diff: core/fxge/ge/cfx_cliprgn.cpp

Issue 2287313004: Make CPDF_TextState have a CPDF_TextStateData rather than inheriting one. (Closed) Base URL: https://pdfium.googlesource.com/pdfium.git@moar_better_constness
Patch Set: Casts, Casts, New -> Emplace. Created 4 years, 3 months ago
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1 // Copyright 2016 PDFium Authors. All rights reserved. 1 // Copyright 2016 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 "core/fxge/ge/cfx_cliprgn.h" 7 #include "core/fxge/ge/cfx_cliprgn.h"
8 8
9 CFX_ClipRgn::CFX_ClipRgn(int width, int height) 9 CFX_ClipRgn::CFX_ClipRgn(int width, int height)
10 : m_Type(RectI), m_Box(0, 0, width, height) {} 10 : m_Type(RectI), m_Box(0, 0, width, height) {}
(...skipping 31 matching lines...) Expand 10 before | Expand all | Expand 10 after
42 m_Box = rect; 42 m_Box = rect;
43 m_Box.Intersect(mask_rect); 43 m_Box.Intersect(mask_rect);
44 if (m_Box.IsEmpty()) { 44 if (m_Box.IsEmpty()) {
45 m_Type = RectI; 45 m_Type = RectI;
46 return; 46 return;
47 } 47 }
48 if (m_Box == mask_rect) { 48 if (m_Box == mask_rect) {
49 m_Mask = Mask; 49 m_Mask = Mask;
50 return; 50 return;
51 } 51 }
52 CFX_DIBitmap* new_dib = m_Mask.New(); 52 CFX_DIBitmap* new_dib = m_Mask.Emplace();
53 if (!new_dib)
54 return;
55 new_dib->Create(m_Box.Width(), m_Box.Height(), FXDIB_8bppMask); 53 new_dib->Create(m_Box.Width(), m_Box.Height(), FXDIB_8bppMask);
56 for (int row = m_Box.top; row < m_Box.bottom; row++) { 54 for (int row = m_Box.top; row < m_Box.bottom; row++) {
57 uint8_t* dest_scan = 55 uint8_t* dest_scan =
58 new_dib->GetBuffer() + new_dib->GetPitch() * (row - m_Box.top); 56 new_dib->GetBuffer() + new_dib->GetPitch() * (row - m_Box.top);
59 uint8_t* src_scan = 57 uint8_t* src_scan =
60 mask_dib->GetBuffer() + mask_dib->GetPitch() * (row - mask_rect.top); 58 mask_dib->GetBuffer() + mask_dib->GetPitch() * (row - mask_rect.top);
61 for (int col = m_Box.left; col < m_Box.right; col++) 59 for (int col = m_Box.left; col < m_Box.right; col++)
62 dest_scan[col - m_Box.left] = src_scan[col - mask_rect.left]; 60 dest_scan[col - m_Box.left] = src_scan[col - mask_rect.left];
63 } 61 }
64 } 62 }
(...skipping 10 matching lines...) Expand all
75 if (m_Type == MaskF) { 73 if (m_Type == MaskF) {
76 FX_RECT new_box = m_Box; 74 FX_RECT new_box = m_Box;
77 new_box.Intersect(mask_box); 75 new_box.Intersect(mask_box);
78 if (new_box.IsEmpty()) { 76 if (new_box.IsEmpty()) {
79 m_Type = RectI; 77 m_Type = RectI;
80 m_Mask.SetNull(); 78 m_Mask.SetNull();
81 m_Box = new_box; 79 m_Box = new_box;
82 return; 80 return;
83 } 81 }
84 CFX_DIBitmapRef new_mask; 82 CFX_DIBitmapRef new_mask;
85 CFX_DIBitmap* new_dib = new_mask.New(); 83 CFX_DIBitmap* new_dib = new_mask.Emplace();
86 if (!new_dib)
87 return;
88 new_dib->Create(new_box.Width(), new_box.Height(), FXDIB_8bppMask); 84 new_dib->Create(new_box.Width(), new_box.Height(), FXDIB_8bppMask);
89 const CFX_DIBitmap* old_dib = m_Mask.GetObject(); 85 const CFX_DIBitmap* old_dib = m_Mask.GetObject();
90 for (int row = new_box.top; row < new_box.bottom; row++) { 86 for (int row = new_box.top; row < new_box.bottom; row++) {
91 uint8_t* old_scan = 87 uint8_t* old_scan =
92 old_dib->GetBuffer() + (row - m_Box.top) * old_dib->GetPitch(); 88 old_dib->GetBuffer() + (row - m_Box.top) * old_dib->GetPitch();
93 uint8_t* mask_scan = 89 uint8_t* mask_scan =
94 mask_dib->GetBuffer() + (row - top) * mask_dib->GetPitch(); 90 mask_dib->GetBuffer() + (row - top) * mask_dib->GetPitch();
95 uint8_t* new_scan = 91 uint8_t* new_scan =
96 new_dib->GetBuffer() + (row - new_box.top) * new_dib->GetPitch(); 92 new_dib->GetBuffer() + (row - new_box.top) * new_dib->GetPitch();
97 for (int col = new_box.left; col < new_box.right; col++) { 93 for (int col = new_box.left; col < new_box.right; col++) {
98 new_scan[col - new_box.left] = 94 new_scan[col - new_box.left] =
99 old_scan[col - m_Box.left] * mask_scan[col - left] / 255; 95 old_scan[col - m_Box.left] * mask_scan[col - left] / 255;
100 } 96 }
101 } 97 }
102 m_Box = new_box; 98 m_Box = new_box;
103 m_Mask = new_mask; 99 m_Mask = new_mask;
104 return; 100 return;
105 } 101 }
106 ASSERT(FALSE); 102 ASSERT(FALSE);
107 } 103 }
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