| // Copyright 2017 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 "fpdfsdk/formfiller/cffl_button.h" |
| |
| #include "core/fpdfdoc/cpdf_formcontrol.h" |
| #include "third_party/base/check.h" |
| |
| CFFL_Button::CFFL_Button(CPDFSDK_FormFillEnvironment* pFormFillEnv, |
| CPDFSDK_Widget* pWidget) |
| : CFFL_FormField(pFormFillEnv, pWidget) {} |
| |
| CFFL_Button::~CFFL_Button() = default; |
| |
| void CFFL_Button::OnMouseEnter(CPDFSDK_PageView* pPageView) { |
| m_bMouseIn = true; |
| InvalidateRect(GetViewBBox(pPageView)); |
| } |
| |
| void CFFL_Button::OnMouseExit(CPDFSDK_PageView* pPageView) { |
| m_bMouseIn = false; |
| InvalidateRect(GetViewBBox(pPageView)); |
| m_pTimer.reset(); |
| DCHECK(m_pWidget); |
| } |
| |
| bool CFFL_Button::OnLButtonDown(CPDFSDK_PageView* pPageView, |
| CPDFSDK_Annot* pAnnot, |
| uint32_t nFlags, |
| const CFX_PointF& point) { |
| if (!pAnnot->GetRect().Contains(point)) |
| return false; |
| |
| m_bMouseDown = true; |
| m_bValid = true; |
| InvalidateRect(GetViewBBox(pPageView)); |
| return true; |
| } |
| |
| bool CFFL_Button::OnLButtonUp(CPDFSDK_PageView* pPageView, |
| CPDFSDK_Annot* pAnnot, |
| uint32_t nFlags, |
| const CFX_PointF& point) { |
| if (!pAnnot->GetRect().Contains(point)) |
| return false; |
| |
| m_bMouseDown = false; |
| InvalidateRect(GetViewBBox(pPageView)); |
| return true; |
| } |
| |
| bool CFFL_Button::OnMouseMove(CPDFSDK_PageView* pPageView, |
| uint32_t nFlags, |
| const CFX_PointF& point) { |
| return true; |
| } |
| |
| void CFFL_Button::OnDraw(CPDFSDK_PageView* pPageView, |
| CPDFSDK_Annot* pAnnot, |
| CFX_RenderDevice* pDevice, |
| const CFX_Matrix& mtUser2Device) { |
| DCHECK(pPageView); |
| CPDFSDK_Widget* pWidget = ToCPDFSDKWidget(pAnnot); |
| CPDF_FormControl* pCtrl = pWidget->GetFormControl(); |
| if (pCtrl->GetHighlightingMode() != CPDF_FormControl::kPush) { |
| pWidget->DrawAppearance(pDevice, mtUser2Device, CPDF_Annot::Normal, |
| nullptr); |
| return; |
| } |
| if (m_bMouseDown) { |
| if (pWidget->IsWidgetAppearanceValid(CPDF_Annot::Down)) { |
| pWidget->DrawAppearance(pDevice, mtUser2Device, CPDF_Annot::Down, |
| nullptr); |
| } else { |
| pWidget->DrawAppearance(pDevice, mtUser2Device, CPDF_Annot::Normal, |
| nullptr); |
| } |
| return; |
| } |
| if (m_bMouseIn) { |
| if (pWidget->IsWidgetAppearanceValid(CPDF_Annot::Rollover)) { |
| pWidget->DrawAppearance(pDevice, mtUser2Device, CPDF_Annot::Rollover, |
| nullptr); |
| } else { |
| pWidget->DrawAppearance(pDevice, mtUser2Device, CPDF_Annot::Normal, |
| nullptr); |
| } |
| return; |
| } |
| |
| pWidget->DrawAppearance(pDevice, mtUser2Device, CPDF_Annot::Normal, nullptr); |
| } |
| |
| void CFFL_Button::OnDrawDeactive(CPDFSDK_PageView* pPageView, |
| CPDFSDK_Annot* pAnnot, |
| CFX_RenderDevice* pDevice, |
| const CFX_Matrix& mtUser2Device) { |
| OnDraw(pPageView, pAnnot, pDevice, mtUser2Device); |
| } |