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| 1 // Copyright 2014 PDFium Authors. All rights reserved. | |
| 2 // Use of this source code is governed by a BSD-style license that can be | |
| 3 // found in the LICENSE file. | |
| 4 | |
| 5 // Original code copyright 2014 Foxit Software Inc. http://www.foxitsoftware.com | |
| 6 | |
| 7 #include "xfa/src/fwl/basewidget/fwl_pictureboximp.h" | |
| 8 | |
| 9 #include "xfa/include/fwl/lightwidget/picturebox.h" | |
| 10 #include "xfa/src/fwl/core/fwl_noteimp.h" | |
| 11 #include "xfa/src/fwl/core/fwl_targetimp.h" | |
| 12 #include "xfa/src/fwl/core/fwl_widgetimp.h" | |
| 13 | |
| 14 // static | |
| 15 IFWL_PictureBox* IFWL_PictureBox::Create( | |
| 16 const CFWL_WidgetImpProperties& properties, | |
| 17 IFWL_Widget* pOuter) { | |
| 18 IFWL_PictureBox* pPictureBox = new IFWL_PictureBox; | |
| 19 CFWL_PictureBoxImp* pPictureBoxImpl = | |
| 20 new CFWL_PictureBoxImp(properties, pOuter); | |
| 21 pPictureBox->SetImpl(pPictureBoxImpl); | |
| 22 pPictureBoxImpl->SetInterface(pPictureBox); | |
| 23 return pPictureBox; | |
| 24 } | |
| 25 IFWL_PictureBox::IFWL_PictureBox() {} | |
| 26 | |
| 27 CFWL_PictureBoxImp::CFWL_PictureBoxImp( | |
| 28 const CFWL_WidgetImpProperties& properties, | |
| 29 IFWL_Widget* pOuter) | |
| 30 : CFWL_WidgetImp(properties, pOuter), | |
| 31 m_bTop(FALSE), | |
| 32 m_bVCenter(FALSE), | |
| 33 m_bButton(FALSE) { | |
| 34 m_rtClient.Reset(); | |
| 35 m_rtImage.Reset(); | |
| 36 m_matrix.SetIdentity(); | |
| 37 } | |
| 38 CFWL_PictureBoxImp::~CFWL_PictureBoxImp() {} | |
| 39 FWL_ERR CFWL_PictureBoxImp::GetClassName(CFX_WideString& wsClass) const { | |
| 40 wsClass = FWL_CLASS_PictureBox; | |
| 41 return FWL_ERR_Succeeded; | |
| 42 } | |
| 43 FX_DWORD CFWL_PictureBoxImp::GetClassID() const { | |
| 44 return FWL_CLASSHASH_PictureBox; | |
| 45 } | |
| 46 FWL_ERR CFWL_PictureBoxImp::Initialize() { | |
| 47 if (CFWL_WidgetImp::Initialize() != FWL_ERR_Succeeded) | |
| 48 return FWL_ERR_Indefinite; | |
| 49 m_pDelegate = new CFWL_PictureBoxImpDelegate(this); | |
| 50 return FWL_ERR_Succeeded; | |
| 51 } | |
| 52 FWL_ERR CFWL_PictureBoxImp::Finalize() { | |
| 53 delete m_pDelegate; | |
| 54 m_pDelegate = nullptr; | |
| 55 return CFWL_WidgetImp::Finalize(); | |
| 56 } | |
| 57 FWL_ERR CFWL_PictureBoxImp::GetWidgetRect(CFX_RectF& rect, FX_BOOL bAutoSize) { | |
| 58 if (bAutoSize) { | |
| 59 rect.Set(0, 0, 0, 0); | |
| 60 if (!m_pProperties->m_pDataProvider) | |
| 61 return FWL_ERR_Indefinite; | |
| 62 CFX_DIBitmap* pBitmap = | |
| 63 static_cast<IFWL_PictureBoxDP*>(m_pProperties->m_pDataProvider) | |
| 64 ->GetPicture(m_pInterface); | |
| 65 if (pBitmap) { | |
| 66 rect.Set(0, 0, (FX_FLOAT)pBitmap->GetWidth(), | |
| 67 (FX_FLOAT)pBitmap->GetHeight()); | |
| 68 } | |
| 69 CFWL_WidgetImp::GetWidgetRect(rect, TRUE); | |
| 70 } else { | |
| 71 rect = m_pProperties->m_rtWidget; | |
| 72 } | |
| 73 return FWL_ERR_Succeeded; | |
| 74 } | |
| 75 FWL_ERR CFWL_PictureBoxImp::Update() { | |
| 76 if (IsLocked()) { | |
| 77 return FWL_ERR_Succeeded; | |
| 78 } | |
| 79 if (!m_pProperties->m_pThemeProvider) { | |
| 80 m_pProperties->m_pThemeProvider = GetAvailableTheme(); | |
| 81 } | |
| 82 GetClientRect(m_rtClient); | |
| 83 return FWL_ERR_Succeeded; | |
| 84 } | |
| 85 FWL_ERR CFWL_PictureBoxImp::DrawWidget(CFX_Graphics* pGraphics, | |
| 86 const CFX_Matrix* pMatrix) { | |
| 87 if (!pGraphics) | |
| 88 return FWL_ERR_Indefinite; | |
| 89 if (!m_pProperties->m_pThemeProvider) | |
| 90 return FWL_ERR_Indefinite; | |
| 91 IFWL_ThemeProvider* pTheme = GetAvailableTheme(); | |
| 92 if (HasBorder()) { | |
| 93 DrawBorder(pGraphics, FWL_PART_PTB_Border, pTheme, pMatrix); | |
| 94 } | |
| 95 if (HasEdge()) { | |
| 96 DrawEdge(pGraphics, FWL_PART_PTB_Edge, pTheme, pMatrix); | |
| 97 } | |
| 98 DrawBkground(pGraphics, pTheme, pMatrix); | |
| 99 return FWL_ERR_Succeeded; | |
| 100 } | |
| 101 void CFWL_PictureBoxImp::DrawBkground(CFX_Graphics* pGraphics, | |
| 102 IFWL_ThemeProvider* pTheme, | |
| 103 const CFX_Matrix* pMatrix) { | |
| 104 IFWL_PictureBoxDP* pPictureDP = | |
| 105 static_cast<IFWL_PictureBoxDP*>(m_pProperties->m_pDataProvider); | |
| 106 if (!pPictureDP) | |
| 107 return; | |
| 108 | |
| 109 CFX_DIBitmap* pPicture = pPictureDP->GetPicture(m_pInterface); | |
| 110 CFX_Matrix matrix; | |
| 111 pPictureDP->GetMatrix(m_pInterface, matrix); | |
| 112 if (!pPicture) | |
| 113 return; | |
| 114 | |
| 115 matrix.Concat(*pMatrix); | |
| 116 FX_FLOAT fx = (FX_FLOAT)pPicture->GetWidth(); | |
| 117 FX_FLOAT fy = (FX_FLOAT)pPicture->GetHeight(); | |
| 118 if (fx > m_rtClient.width) { | |
| 119 fx = m_rtClient.width; | |
| 120 } | |
| 121 if (fy > m_rtClient.height) { | |
| 122 fy = m_rtClient.height; | |
| 123 } | |
| 124 pGraphics->DrawImage(pPicture, CFX_PointF((m_rtClient.width - fx) / 2, | |
| 125 (m_rtClient.height - fy) / 2), | |
| 126 &matrix); | |
| 127 } | |
| 128 FX_BOOL CFWL_PictureBoxImp::VStyle(FX_BOOL dwStyle) { | |
| 129 switch (dwStyle & FWL_STYLEEXT_PTB_VAlignMask) { | |
| 130 case FWL_STYLEEXT_PTB_Top: { | |
| 131 return m_bTop = TRUE; | |
| 132 break; | |
| 133 } | |
| 134 case FWL_STYLEEXT_PTB_Vcenter: { | |
| 135 return m_bVCenter = TRUE; | |
| 136 break; | |
| 137 } | |
| 138 case FWL_STYLEEXT_PTB_Bottom: { | |
| 139 return m_bButton = TRUE; | |
| 140 break; | |
| 141 } | |
| 142 } | |
| 143 return FALSE; | |
| 144 } | |
| 145 CFWL_PictureBoxImpDelegate::CFWL_PictureBoxImpDelegate( | |
| 146 CFWL_PictureBoxImp* pOwner) | |
| 147 : m_pOwner(pOwner) {} | |
| 148 FWL_ERR CFWL_PictureBoxImpDelegate::OnDrawWidget(CFX_Graphics* pGraphics, | |
| 149 const CFX_Matrix* pMatrix) { | |
| 150 return m_pOwner->DrawWidget(pGraphics, pMatrix); | |
| 151 } | |
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