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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 "fpdfsdk/include/pdfwindow/PWL_Caret.h" | 7 #include "fpdfsdk/include/pdfwindow/PWL_Caret.h" |
| 8 #include "fpdfsdk/include/pdfwindow/PWL_Utils.h" | 8 #include "fpdfsdk/include/pdfwindow/PWL_Utils.h" |
| 9 #include "fpdfsdk/include/pdfwindow/PWL_Wnd.h" | 9 #include "fpdfsdk/include/pdfwindow/PWL_Wnd.h" |
| 10 | 10 |
| 11 #define PWL_CARET_FLASHINTERVAL 500 | 11 #define PWL_CARET_FLASHINTERVAL 500 |
| 12 | 12 |
| 13 CPWL_Caret::CPWL_Caret() | 13 CPWL_Caret::CPWL_Caret() |
| 14 : m_bFlash(FALSE), | 14 : m_bFlash(FALSE), |
| 15 m_ptHead(0, 0), | 15 m_ptHead(0, 0), |
| 16 m_ptFoot(0, 0), | 16 m_ptFoot(0, 0), |
| 17 m_fWidth(0.4f), | 17 m_fWidth(0.4f), |
| 18 m_nDelay(0) {} | 18 m_nDelay(0) {} |
| 19 | 19 |
| 20 CPWL_Caret::~CPWL_Caret() {} | 20 CPWL_Caret::~CPWL_Caret() {} |
| 21 | 21 |
| 22 CFX_ByteString CPWL_Caret::GetClassName() const { | 22 CFX_ByteString CPWL_Caret::GetClassName() const { |
| 23 return "CPWL_Caret"; | 23 return "CPWL_Caret"; |
| 24 } | 24 } |
| 25 | 25 |
| 26 void CPWL_Caret::GetThisAppearanceStream(CFX_ByteTextBuf& sAppStream) { | 26 void CPWL_Caret::GetThisAppearanceStream(CFX_ByteTextBuf& sAppStream) { |
| 27 GetCaretApp(sAppStream, CFX_FloatPoint(0.0f, 0.0f)); | 27 GetCaretApp(sAppStream, CPDF_Point(0.0f, 0.0f)); |
| 28 } | 28 } |
| 29 | 29 |
| 30 void CPWL_Caret::DrawThisAppearance(CFX_RenderDevice* pDevice, | 30 void CPWL_Caret::DrawThisAppearance(CFX_RenderDevice* pDevice, |
| 31 CFX_Matrix* pUser2Device) { | 31 CFX_Matrix* pUser2Device) { |
| 32 if (IsVisible() && m_bFlash) { | 32 if (IsVisible() && m_bFlash) { |
| 33 CFX_FloatRect rcRect = GetCaretRect(); | 33 CPDF_Rect rcRect = GetCaretRect(); |
| 34 CFX_FloatRect rcClip = GetClipRect(); | 34 CPDF_Rect rcClip = GetClipRect(); |
| 35 | 35 |
| 36 CFX_PathData path; | 36 CFX_PathData path; |
| 37 | 37 |
| 38 path.SetPointCount(2); | 38 path.SetPointCount(2); |
| 39 | 39 |
| 40 FX_FLOAT fCaretX = rcRect.left + m_fWidth * 0.5f; | 40 FX_FLOAT fCaretX = rcRect.left + m_fWidth * 0.5f; |
| 41 FX_FLOAT fCaretTop = rcRect.top; | 41 FX_FLOAT fCaretTop = rcRect.top; |
| 42 FX_FLOAT fCaretBottom = rcRect.bottom; | 42 FX_FLOAT fCaretBottom = rcRect.bottom; |
| 43 | 43 |
| 44 if (!rcClip.IsEmpty()) { | 44 if (!rcClip.IsEmpty()) { |
| (...skipping 13 matching lines...) Expand all Loading... |
| 58 | 58 |
| 59 CFX_GraphStateData gsd; | 59 CFX_GraphStateData gsd; |
| 60 gsd.m_LineWidth = m_fWidth; | 60 gsd.m_LineWidth = m_fWidth; |
| 61 | 61 |
| 62 pDevice->DrawPath(&path, pUser2Device, &gsd, 0, ArgbEncode(255, 0, 0, 0), | 62 pDevice->DrawPath(&path, pUser2Device, &gsd, 0, ArgbEncode(255, 0, 0, 0), |
| 63 FXFILL_ALTERNATE); | 63 FXFILL_ALTERNATE); |
| 64 } | 64 } |
| 65 } | 65 } |
| 66 | 66 |
| 67 void CPWL_Caret::GetCaretApp(CFX_ByteTextBuf& sAppStream, | 67 void CPWL_Caret::GetCaretApp(CFX_ByteTextBuf& sAppStream, |
| 68 const CFX_FloatPoint& ptOffset) { | 68 const CPDF_Point& ptOffset) { |
| 69 if (IsVisible() && m_bFlash) { | 69 if (IsVisible() && m_bFlash) { |
| 70 CFX_ByteTextBuf sCaret; | 70 CFX_ByteTextBuf sCaret; |
| 71 | 71 |
| 72 CFX_FloatRect rcRect = GetCaretRect(); | 72 CPDF_Rect rcRect = GetCaretRect(); |
| 73 CFX_FloatRect rcClip = GetClipRect(); | 73 CPDF_Rect rcClip = GetClipRect(); |
| 74 | 74 |
| 75 rcRect = CPWL_Utils::OffsetRect(rcRect, ptOffset.x, ptOffset.y); | 75 rcRect = CPWL_Utils::OffsetRect(rcRect, ptOffset.x, ptOffset.y); |
| 76 rcClip = CPWL_Utils::OffsetRect(rcClip, ptOffset.x, ptOffset.y); | 76 rcClip = CPWL_Utils::OffsetRect(rcClip, ptOffset.x, ptOffset.y); |
| 77 | 77 |
| 78 sCaret << "q\n"; | 78 sCaret << "q\n"; |
| 79 if (!rcClip.IsEmpty()) { | 79 if (!rcClip.IsEmpty()) { |
| 80 sCaret << rcClip.left << " " << rcClip.bottom + 2.5f << " " | 80 sCaret << rcClip.left << " " << rcClip.bottom + 2.5f << " " |
| 81 << rcClip.right - rcClip.left << " " | 81 << rcClip.right - rcClip.left << " " |
| 82 << rcClip.top - rcClip.bottom - 4.5f << " re W n\n"; | 82 << rcClip.top - rcClip.bottom - 4.5f << " re W n\n"; |
| 83 } | 83 } |
| 84 sCaret << m_fWidth << " w\n0 G\n"; | 84 sCaret << m_fWidth << " w\n0 G\n"; |
| 85 sCaret << rcRect.left + m_fWidth / 2 << " " << rcRect.bottom << " m\n"; | 85 sCaret << rcRect.left + m_fWidth / 2 << " " << rcRect.bottom << " m\n"; |
| 86 sCaret << rcRect.left + m_fWidth / 2 << " " << rcRect.top << " l S\nQ\n"; | 86 sCaret << rcRect.left + m_fWidth / 2 << " " << rcRect.top << " l S\nQ\n"; |
| 87 | 87 |
| 88 sAppStream << sCaret; | 88 sAppStream << sCaret; |
| 89 } | 89 } |
| 90 } | 90 } |
| 91 | 91 |
| 92 CFX_ByteString CPWL_Caret::GetCaretAppearanceStream( | 92 CFX_ByteString CPWL_Caret::GetCaretAppearanceStream( |
| 93 const CFX_FloatPoint& ptOffset) { | 93 const CPDF_Point& ptOffset) { |
| 94 CFX_ByteTextBuf sCaret; | 94 CFX_ByteTextBuf sCaret; |
| 95 GetCaretApp(sCaret, ptOffset); | 95 GetCaretApp(sCaret, ptOffset); |
| 96 return sCaret.GetByteString(); | 96 return sCaret.GetByteString(); |
| 97 } | 97 } |
| 98 | 98 |
| 99 void CPWL_Caret::TimerProc() { | 99 void CPWL_Caret::TimerProc() { |
| 100 if (m_nDelay > 0) { | 100 if (m_nDelay > 0) { |
| 101 m_nDelay--; | 101 m_nDelay--; |
| 102 } else { | 102 } else { |
| 103 m_bFlash = !m_bFlash; | 103 m_bFlash = !m_bFlash; |
| 104 InvalidateRect(); | 104 InvalidateRect(); |
| 105 } | 105 } |
| 106 } | 106 } |
| 107 | 107 |
| 108 CFX_FloatRect CPWL_Caret::GetCaretRect() const { | 108 CPDF_Rect CPWL_Caret::GetCaretRect() const { |
| 109 return CFX_FloatRect(m_ptFoot.x, m_ptFoot.y, m_ptHead.x + m_fWidth, | 109 return CPDF_Rect(m_ptFoot.x, m_ptFoot.y, m_ptHead.x + m_fWidth, m_ptHead.y); |
| 110 m_ptHead.y); | |
| 111 } | 110 } |
| 112 | 111 |
| 113 void CPWL_Caret::SetCaret(FX_BOOL bVisible, | 112 void CPWL_Caret::SetCaret(FX_BOOL bVisible, |
| 114 const CFX_FloatPoint& ptHead, | 113 const CPDF_Point& ptHead, |
| 115 const CFX_FloatPoint& ptFoot) { | 114 const CPDF_Point& ptFoot) { |
| 116 if (bVisible) { | 115 if (bVisible) { |
| 117 if (IsVisible()) { | 116 if (IsVisible()) { |
| 118 if (m_ptHead.x != ptHead.x || m_ptHead.y != ptHead.y || | 117 if (m_ptHead.x != ptHead.x || m_ptHead.y != ptHead.y || |
| 119 m_ptFoot.x != ptFoot.x || m_ptFoot.y != ptFoot.y) { | 118 m_ptFoot.x != ptFoot.x || m_ptFoot.y != ptFoot.y) { |
| 120 m_ptHead = ptHead; | 119 m_ptHead = ptHead; |
| 121 m_ptFoot = ptFoot; | 120 m_ptFoot = ptFoot; |
| 122 | 121 |
| 123 m_bFlash = TRUE; | 122 m_bFlash = TRUE; |
| 124 Move(m_rcInvalid, FALSE, TRUE); | 123 Move(m_rcInvalid, FALSE, TRUE); |
| 125 } | 124 } |
| 126 } else { | 125 } else { |
| 127 m_ptHead = ptHead; | 126 m_ptHead = ptHead; |
| 128 m_ptFoot = ptFoot; | 127 m_ptFoot = ptFoot; |
| 129 | 128 |
| 130 EndTimer(); | 129 EndTimer(); |
| 131 BeginTimer(PWL_CARET_FLASHINTERVAL); | 130 BeginTimer(PWL_CARET_FLASHINTERVAL); |
| 132 | 131 |
| 133 CPWL_Wnd::SetVisible(TRUE); | 132 CPWL_Wnd::SetVisible(TRUE); |
| 134 m_bFlash = TRUE; | 133 m_bFlash = TRUE; |
| 135 | 134 |
| 136 Move(m_rcInvalid, FALSE, TRUE); | 135 Move(m_rcInvalid, FALSE, TRUE); |
| 137 } | 136 } |
| 138 } else { | 137 } else { |
| 139 m_ptHead = CFX_FloatPoint(0, 0); | 138 m_ptHead = CPDF_Point(0, 0); |
| 140 m_ptFoot = CFX_FloatPoint(0, 0); | 139 m_ptFoot = CPDF_Point(0, 0); |
| 141 | 140 |
| 142 m_bFlash = FALSE; | 141 m_bFlash = FALSE; |
| 143 if (IsVisible()) { | 142 if (IsVisible()) { |
| 144 EndTimer(); | 143 EndTimer(); |
| 145 CPWL_Wnd::SetVisible(FALSE); | 144 CPWL_Wnd::SetVisible(FALSE); |
| 146 } | 145 } |
| 147 } | 146 } |
| 148 } | 147 } |
| 149 | 148 |
| 150 void CPWL_Caret::InvalidateRect(CFX_FloatRect* pRect) { | 149 void CPWL_Caret::InvalidateRect(CPDF_Rect* pRect) { |
| 151 if (pRect) { | 150 if (pRect) { |
| 152 CFX_FloatRect rcRefresh = CPWL_Utils::InflateRect(*pRect, 0.5f); | 151 CPDF_Rect rcRefresh = CPWL_Utils::InflateRect(*pRect, 0.5f); |
| 153 rcRefresh.top += 1; | 152 rcRefresh.top += 1; |
| 154 rcRefresh.bottom -= 1; | 153 rcRefresh.bottom -= 1; |
| 155 | 154 |
| 156 CPWL_Wnd::InvalidateRect(&rcRefresh); | 155 CPWL_Wnd::InvalidateRect(&rcRefresh); |
| 157 } else { | 156 } else { |
| 158 CPWL_Wnd::InvalidateRect(pRect); | 157 CPWL_Wnd::InvalidateRect(pRect); |
| 159 } | 158 } |
| 160 } | 159 } |
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