80 lines
2.6 KiB
C++
80 lines
2.6 KiB
C++
|
// Copyright 2020 The PDFium Authors
|
||
|
|
// 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/pwl/cpwl_cbbutton.h"
|
||
|
|
|
||
|
|
#include <utility>
|
||
|
|
|
||
|
|
#include "core/fxge/cfx_fillrenderoptions.h"
|
||
|
|
#include "core/fxge/cfx_path.h"
|
||
|
|
#include "core/fxge/cfx_renderdevice.h"
|
||
|
|
|
||
|
|
CPWL_CBButton::CPWL_CBButton(
|
||
|
|
const CreateParams& cp,
|
||
|
|
std::unique_ptr<IPWL_FillerNotify::PerWindowData> pAttachedData)
|
||
|
|
: CPWL_Wnd(cp, std::move(pAttachedData)) {}
|
||
|
|
|
||
|
|
CPWL_CBButton::~CPWL_CBButton() = default;
|
||
|
|
|
||
|
|
void CPWL_CBButton::DrawThisAppearance(CFX_RenderDevice* pDevice,
|
||
|
|
const CFX_Matrix& mtUser2Device) {
|
||
|
|
CPWL_Wnd::DrawThisAppearance(pDevice, mtUser2Device);
|
||
|
|
|
||
|
|
if (!IsVisible())
|
||
|
|
return;
|
||
|
|
|
||
|
|
CFX_FloatRect window = CPWL_Wnd::GetWindowRect();
|
||
|
|
if (window.IsEmpty())
|
||
|
|
return;
|
||
|
|
|
||
|
|
constexpr float kComboBoxTriangleLength = 6.0f;
|
||
|
|
constexpr float kComboBoxTriangleHalfLength = kComboBoxTriangleLength / 2;
|
||
|
|
constexpr float kComboBoxTriangleQuarterLength = kComboBoxTriangleLength / 4;
|
||
|
|
if (!FXSYS_IsFloatBigger(window.right - window.left,
|
||
|
|
kComboBoxTriangleLength) ||
|
||
|
|
!FXSYS_IsFloatBigger(window.top - window.bottom,
|
||
|
|
kComboBoxTriangleHalfLength)) {
|
||
|
|
return;
|
||
|
|
}
|
||
|
|
|
||
|
|
CFX_PointF ptCenter = GetCenterPoint();
|
||
|
|
CFX_PointF pt1(ptCenter.x - kComboBoxTriangleHalfLength,
|
||
|
|
ptCenter.y + kComboBoxTriangleQuarterLength);
|
||
|
|
CFX_PointF pt2(ptCenter.x + kComboBoxTriangleHalfLength,
|
||
|
|
ptCenter.y + kComboBoxTriangleQuarterLength);
|
||
|
|
CFX_PointF pt3(ptCenter.x, ptCenter.y - kComboBoxTriangleQuarterLength);
|
||
|
|
|
||
|
|
CFX_Path path;
|
||
|
|
path.AppendPoint(pt1, CFX_Path::Point::Type::kMove);
|
||
|
|
path.AppendPoint(pt2, CFX_Path::Point::Type::kLine);
|
||
|
|
path.AppendPoint(pt3, CFX_Path::Point::Type::kLine);
|
||
|
|
path.AppendPoint(pt1, CFX_Path::Point::Type::kLine);
|
||
|
|
|
||
|
|
pDevice->DrawPath(path, &mtUser2Device, nullptr,
|
||
|
|
kDefaultBlackColor.ToFXColor(GetTransparency()), 0,
|
||
|
|
CFX_FillRenderOptions::EvenOddOptions());
|
||
|
|
}
|
||
|
|
|
||
|
|
bool CPWL_CBButton::OnLButtonDown(Mask<FWL_EVENTFLAG> nFlag,
|
||
|
|
const CFX_PointF& point) {
|
||
|
|
CPWL_Wnd::OnLButtonDown(nFlag, point);
|
||
|
|
|
||
|
|
SetCapture();
|
||
|
|
CPWL_Wnd* pParent = GetParentWindow();
|
||
|
|
if (pParent)
|
||
|
|
pParent->NotifyLButtonDown(this, point);
|
||
|
|
|
||
|
|
return true;
|
||
|
|
}
|
||
|
|
|
||
|
|
bool CPWL_CBButton::OnLButtonUp(Mask<FWL_EVENTFLAG> nFlag,
|
||
|
|
const CFX_PointF& point) {
|
||
|
|
CPWL_Wnd::OnLButtonUp(nFlag, point);
|
||
|
|
|
||
|
|
ReleaseCapture();
|
||
|
|
return true;
|
||
|
|
}
|