| // Copyright 2014 PDFium Authors. All rights reserved. |
| // Use of this source code is governed by a BSD-style license that can be |
| // found in the LICENSE file. |
| |
| // Original code copyright 2014 Foxit Software Inc. http://www.foxitsoftware.com |
| |
| #include "xfa/fwl/core/ifwl_picturebox.h" |
| |
| #include "third_party/base/ptr_util.h" |
| #include "xfa/fwl/core/cfwl_picturebox.h" |
| #include "xfa/fwl/core/fwl_noteimp.h" |
| |
| IFWL_PictureBox::IFWL_PictureBox( |
| const IFWL_App* app, |
| std::unique_ptr<CFWL_WidgetProperties> properties) |
| : IFWL_Widget(app, std::move(properties), nullptr) { |
| m_rtClient.Reset(); |
| m_rtImage.Reset(); |
| m_matrix.SetIdentity(); |
| } |
| |
| IFWL_PictureBox::~IFWL_PictureBox() {} |
| |
| FWL_Type IFWL_PictureBox::GetClassID() const { |
| return FWL_Type::PictureBox; |
| } |
| |
| void IFWL_PictureBox::GetWidgetRect(CFX_RectF& rect, bool bAutoSize) { |
| if (bAutoSize) { |
| rect.Set(0, 0, 0, 0); |
| if (!m_pProperties->m_pDataProvider) |
| return; |
| CFX_DIBitmap* pBitmap = |
| static_cast<IFWL_PictureBoxDP*>(m_pProperties->m_pDataProvider) |
| ->GetPicture(this); |
| if (pBitmap) { |
| rect.Set(0, 0, (FX_FLOAT)pBitmap->GetWidth(), |
| (FX_FLOAT)pBitmap->GetHeight()); |
| } |
| IFWL_Widget::GetWidgetRect(rect, true); |
| } else { |
| rect = m_pProperties->m_rtWidget; |
| } |
| } |
| |
| void IFWL_PictureBox::Update() { |
| if (IsLocked()) { |
| return; |
| } |
| if (!m_pProperties->m_pThemeProvider) { |
| m_pProperties->m_pThemeProvider = GetAvailableTheme(); |
| } |
| GetClientRect(m_rtClient); |
| } |
| |
| void IFWL_PictureBox::DrawWidget(CFX_Graphics* pGraphics, |
| const CFX_Matrix* pMatrix) { |
| if (!pGraphics) |
| return; |
| if (!m_pProperties->m_pThemeProvider) |
| return; |
| IFWL_ThemeProvider* pTheme = GetAvailableTheme(); |
| if (HasBorder()) { |
| DrawBorder(pGraphics, CFWL_Part::Border, pTheme, pMatrix); |
| } |
| if (HasEdge()) { |
| DrawEdge(pGraphics, CFWL_Part::Edge, pTheme, pMatrix); |
| } |
| DrawBkground(pGraphics, pTheme, pMatrix); |
| } |
| |
| void IFWL_PictureBox::DrawBkground(CFX_Graphics* pGraphics, |
| IFWL_ThemeProvider* pTheme, |
| const CFX_Matrix* pMatrix) { |
| IFWL_PictureBoxDP* pPictureDP = |
| static_cast<IFWL_PictureBoxDP*>(m_pProperties->m_pDataProvider); |
| if (!pPictureDP) |
| return; |
| |
| CFX_DIBitmap* pPicture = pPictureDP->GetPicture(this); |
| CFX_Matrix matrix; |
| pPictureDP->GetMatrix(this, matrix); |
| if (!pPicture) |
| return; |
| |
| matrix.Concat(*pMatrix); |
| FX_FLOAT fx = (FX_FLOAT)pPicture->GetWidth(); |
| FX_FLOAT fy = (FX_FLOAT)pPicture->GetHeight(); |
| if (fx > m_rtClient.width) { |
| fx = m_rtClient.width; |
| } |
| if (fy > m_rtClient.height) { |
| fy = m_rtClient.height; |
| } |
| pGraphics->DrawImage(pPicture, CFX_PointF((m_rtClient.width - fx) / 2, |
| (m_rtClient.height - fy) / 2), |
| &matrix); |
| } |
| |
| void IFWL_PictureBox::OnDrawWidget(CFX_Graphics* pGraphics, |
| const CFX_Matrix* pMatrix) { |
| DrawWidget(pGraphics, pMatrix); |
| } |