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SSnapshotCtrl.cpp
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SSnapshotCtrl.cpp
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#include "StdAfx.h"
#include "SSnapshotCtrl.h"
#include "CPixelateGrid.h"
#include "CWindowEnumer.h"
SSnapshotCtrl::SSnapshotCtrl(void)
: m_MaskBitmap(NULL)
, m_FontSize(18)
{
m_bSelected = true;
m_bSelectOperate = false;
m_bDrawOperate = false;
m_nOperateType = 0;
m_hCurSelect = LoadCursor(NULL, IDC_SIZEALL);
m_hCurTopRight = LoadCursor(NULL, IDC_SIZENESW);
m_hCurBottomRight = LoadCursor(NULL, IDC_SIZENWSE);
m_hCurTop = LoadCursor(NULL, IDC_SIZENS);
m_hCurBottom = LoadCursor(NULL, IDC_SIZENS);
m_hCurLeft = LoadCursor(NULL, IDC_SIZEWE);
m_hCurRight = LoadCursor(NULL, IDC_SIZEWE);
m_hCurTopLeft = LoadCursor(NULL, IDC_SIZENWSE);
m_hCurBottomLeft = LoadCursor(NULL, IDC_SIZENESW);
m_hCurHand = LoadCursor(NULL, IDC_HAND);
m_hCurArrow = LoadCursor(NULL, IDC_ARROW);
//HCURSOR hCursor=GETRESPROVIDER->LoadCursor(L"user_cur:opt1");
m_hCurOpt1 = GETRESPROVIDER->LoadCursor(L"opt1");
m_hCurOpt2 = GETRESPROVIDER->LoadCursor(L"Opt2");
m_hCurOpt3[0] = GETRESPROVIDER->LoadCursor(L"opt3_1");
m_hCurOpt3[1] = GETRESPROVIDER->LoadCursor(L"opt3_2");
m_hCurOpt3[2] = GETRESPROVIDER->LoadCursor(L"opt3_3");
m_crBorder = RGBA(22, 119, 189, 255);
m_eDraging = EcPosType::Null;
m_evtSet.addEvent(EVENTID(EventCapturing));
m_evtSet.addEvent(EVENTID(EventRectMoving));
m_evtSet.addEvent(EVENTID(EventRectCaptured));
m_evtSet.addEvent(EVENTID(EventRectDbClk));
m_evtSet.addEvent(EVENTID(EventReCap));
m_crPen = RGBA(0, 0, 0, 255);
m_nPenSize = 1;
}
SSnapshotCtrl::~SSnapshotCtrl(void)
{
if (m_MaskBitmap)
{
delete m_MaskBitmap;
m_MaskBitmap = NULL;
}
for (int i = 0; i < m_vecBitmap.size(); i++)
{
m_vecBitmap[i]->DeleteObject();
}
}
void SSnapshotCtrl::OnPaint(IRenderTarget *pRT)
{
HDC hDC = pRT->GetDC();
CDC dcCompatible;
dcCompatible.CreateCompatibleDC(hDC);
dcCompatible.SelectBitmap(*m_pBitmap);
SOUI::CRect rect(0, 0, m_nScreenX, m_nScreenY);
BitBlt(hDC, 0, 0, rect.Width(), rect.Height(), dcCompatible, 0, 0, SRCCOPY);
Graphics graph(hDC);
Rect rcDrawRect;
rcDrawRect.X = 0;
rcDrawRect.Y = 0;
rcDrawRect.Width = rect.Width();
rcDrawRect.Height = rect.Height();
SolidBrush greenBrush(Color(120, 0, 0, 0));
if (m_rcCapture.IsRectEmpty())
{
graph.FillRectangle(&greenBrush, rcDrawRect);
}
else
{
graph.SetClip(rcDrawRect);
Rect rcCapRect(m_rcCapture.left, m_rcCapture.top, m_rcCapture.Width(), m_rcCapture.Height());
graph.ExcludeClip(rcCapRect);
graph.FillRectangle(&greenBrush, rcDrawRect);
graph.ResetClip();
}
if (!m_rcCapture.IsRectEmpty())
{
SOUI::CRect rcLine(m_rcCapture);
if (!m_bSelected)
rcLine.InflateRect(1, 1);
RectF rcBorder;
rcBorder.X = rcLine.left;
rcBorder.Y = rcLine.top;
rcBorder.Width = rcLine.Width();
rcBorder.Height = rcLine.Height();
Gdiplus::Color color(GetRValue(m_crBorder), GetGValue(m_crBorder), GetBValue(m_crBorder));
Pen hPen(color);
m_bSelected ? hPen.SetWidth(5) : hPen.SetWidth(1);
graph.DrawRectangle(&hPen, rcBorder);
if (!m_bSelected)
{
for (int i = 0; i < 8; ++i)
{
RectF rcDot;
rcDot.X = m_rcPos[i].left;
rcDot.Y = m_rcPos[i].top;
rcDot.Width = m_rcPos[i].Width();
rcDot.Height = m_rcPos[i].Height();
Gdiplus::Color color(GetRValue(m_crBorder), GetGValue(m_crBorder), GetBValue(m_crBorder));
SolidBrush hBrush(color);
hBrush.SetColor(color);
graph.FillRectangle(&hBrush, rcDot);
}
}
}
if (m_bDrawOperate)
{
switch (m_nOperateType)
{
case 1: //rectangle
{
if (!m_rcRectangle.IsRectEmpty())
DrawRectangle(pRT, m_rcRectangle);
}
break;
case 2: //ellipse
{
if (!m_rcEllipse.IsRectEmpty())
DrawEllipse(pRT, m_rcEllipse);
}
break;
case 3: //arrow
DrawArrow(pRT, m_pt);
break;
case 4: //doodle
DrawDoodle(pRT, m_vecDoodlePoints);
break;
case 5: //mask
DrawMask(pRT, m_vecMaskPoints);
break;
default:
break;
}
}
pRT->ReleaseDC(hDC);
}
void SSnapshotCtrl::OnLButtonDown(UINT nFlags, SOUI::CPoint point)
{
SetCapture();
m_ptDown = point;
if (m_rcCapture.IsRectEmpty())
m_bSelected = true;
if (!m_bSelectOperate && !m_bSelected)
{
m_eDraging = HitPos(point);
OnSetCursor(point);
if (EcPosType::SelectRect == m_eDraging)
{
m_ptDown = point - m_rcCapture.TopLeft();
}
}
else
{
if (PtInRect(&m_rcCapture, point))
{
if (6 != m_nOperateType)
m_bDrawOperate = true;
else
m_clickPoint = point;
}
}
}
void SSnapshotCtrl::OnLButtonUp(UINT nFlags, SOUI::CPoint point)
{
ReleaseCapture();
if (m_bSelected)
{
m_bSelected = false;
EventRectCaptured evt(this);
evt.pt = point;
FireEvent(evt);
}
m_eDraging = EcPosType::Null;
CalcPos();
if (m_nOperateType == 6)
{
if (m_ClickTwo)
{
m_ClickTwo = FALSE;
SetFocus();
}
else
{
CEdit9527 *pET = (CEdit9527*)SApplication::getSingleton().CreateWindowByName(L"et9527");
SASSERT(pET);
pET->SetHost(this);
SApplication::getSingleton().SetSwndDefAttr(pET);
this->InsertChild(pET);
pET->SSendMessage(WM_CREATE);
SStringT etPos;
CPoint etPt = m_clickPoint;
GetEtMovePos(etPt, 60, 60);
etPos.Format(_T("%d,%d"), etPt.x, etPt.y);
pET->SetAttribute(L"pos", etPos);
pET->SetFocus();
pET->SetTextColor(m_crPen);
pET->SetFontSize(m_FontSize);
m_ClickTwo = TRUE;
}
return;
}
if (m_bDrawOperate)
{
m_pt = point;
m_pBitmap = new CBitmap(CopyCurBitmap(0, 0, m_nScreenX, m_nScreenY));
if (m_pBitmap)
m_vecBitmap.push_back(m_pBitmap);
}
m_bDrawOperate = false;
m_rcEllipse.SetRectEmpty();
m_rcRectangle.SetRectEmpty();
m_pt.SetPoint(m_ptDown.x, m_ptDown.y);
m_vecDoodlePoints.clear();
m_vecMaskPoints.clear();
Invalidate();
}
void SSnapshotCtrl::OnLButtonDblClk(UINT nFlags, SOUI::CPoint point)
{
SaveCapBmpToClipboard();
for (int i = 0; i < m_vecBitmap.size(); i++)
{
m_vecBitmap[i]->DeleteObject();
}
m_vecBitmap.clear();
EventRectDbClk evt(this);
FireEvent(evt);
}
void SSnapshotCtrl::OnMouseMove(UINT nFlags, SOUI::CPoint point)
{
if (!m_bSelectOperate)
{
if (m_bSelected)
{
if ((nFlags&MK_LBUTTON))
{
if (!m_rcCapture.IsRectEmpty())
m_rcCapture.SetRectEmpty();
if (m_ptDown == point)
return;
m_rcCapture.SetRect(m_ptDown, point);
m_rcCapture.NormalizeRect();
CalcPos();
Invalidate();
EventCapturing evt(this);
evt.pt = point;
FireEvent(evt);
}
else
{
m_rcCapture.CopyRect(CWindowEnumer::GetPointInRect(point));
m_rcCapture.IntersectRect(m_rcCapture, GetWindowRect());
if (!m_rcCapture.IsRectEmpty())
{
EventCapturing evt(this);
evt.pt = point;
FireEvent(evt);
}
}
return;
}
else
{
if (EcPosType::Null == m_eDraging)
{
OnSetCursor(point);
return;
}
SOUI::CRect rcWnd = GetWindowRect();
switch (m_eDraging)
{
case EcPosType::Null:
break;
case EcPosType::TopLeft:
{
if (point.x > m_rcCapture.right && point.y > m_rcCapture.bottom)
{
m_eDraging = EcPosType::BottomRight;
m_rcCapture.left = m_rcCapture.right;
m_rcCapture.right = point.x;
m_rcCapture.top = m_rcCapture.bottom;
m_rcCapture.bottom = point.y;
}
else if (point.x > m_rcCapture.right)
{
m_eDraging = EcPosType::TopRight;
m_rcCapture.left = m_rcCapture.right;
m_rcCapture.right = point.x;
}
else if (point.y > m_rcCapture.bottom)
{
m_eDraging = EcPosType::BottomLeft;
m_rcCapture.top = m_rcCapture.bottom;
m_rcCapture.bottom = point.y;
}
else
{
m_rcCapture.left = (point.x > rcWnd.left) ? point.x : rcWnd.left;
m_rcCapture.top = (point.y > rcWnd.top) ? point.y : rcWnd.top;
}
}
break;
case EcPosType::TopCenter:
{
if (point.y > m_rcCapture.bottom)
{
m_eDraging = EcPosType::BottomCenter;
m_rcCapture.top = m_rcCapture.bottom;
m_rcCapture.bottom = point.y;
}
else
{
m_rcCapture.top = (point.y > rcWnd.top) ? point.y : rcWnd.top;
}
}
break;
case EcPosType::TopRight:
{
if (point.x < m_rcCapture.left && point.y > m_rcCapture.bottom)
{
m_eDraging = EcPosType::BottomLeft;
m_rcCapture.right = m_rcCapture.left;
m_rcCapture.left = point.x;
m_rcCapture.top = m_rcCapture.bottom;
m_rcCapture.bottom = point.y;
}
else if (point.x < m_rcCapture.left)
{
m_eDraging = EcPosType::TopLeft;
m_rcCapture.right = m_rcCapture.left;
m_rcCapture.left = point.x;
}
else if (point.y > m_rcCapture.bottom)
{
m_eDraging = EcPosType::BottomRight;
m_rcCapture.top = m_rcCapture.bottom;
m_rcCapture.bottom = point.y;
}
else
{
m_rcCapture.top = (point.y > rcWnd.top) ? point.y : rcWnd.top;
m_rcCapture.right = (point.x < rcWnd.right) ? point.x : rcWnd.right;
}
}
break;
case EcPosType::RightCenter:
{
if (point.x < m_rcCapture.left)
{// 如果 过线了 就 换成 反的
m_eDraging = EcPosType::LeftCenter;
m_rcCapture.right = m_rcCapture.left;
m_rcCapture.left = point.x;
}
else
{
m_rcCapture.right = (point.x < rcWnd.right) ? point.x : rcWnd.right;
}
}
break;
case EcPosType::BottomRight:
{
if (point.x < m_rcCapture.left && point.y < m_rcCapture.top)
{
m_eDraging = EcPosType::TopLeft;
m_rcCapture.right = m_rcCapture.left;
m_rcCapture.left = point.x;
m_rcCapture.bottom = m_rcCapture.top;
m_rcCapture.top = point.y;
}
else if (point.x < m_rcCapture.left)
{
m_eDraging = EcPosType::BottomLeft;
m_rcCapture.right = m_rcCapture.left;
m_rcCapture.left = point.x;
}
else if (point.y < m_rcCapture.top)
{
m_eDraging = EcPosType::TopRight;
m_rcCapture.bottom = m_rcCapture.top;
m_rcCapture.top = point.y;
}
else
{
m_rcCapture.bottom = (point.y < rcWnd.bottom) ? point.y : rcWnd.bottom;
m_rcCapture.right = (point.x < rcWnd.right) ? point.x : rcWnd.right;
}
}
break;
case EcPosType::BottomCenter:
{
if (point.y < m_rcCapture.top)
{
m_eDraging = EcPosType::TopCenter;
m_rcCapture.bottom = m_rcCapture.top;
m_rcCapture.top = point.y;
}
else
{
m_rcCapture.bottom = (point.y < rcWnd.bottom) ? point.y : rcWnd.bottom;
}
}
break;
case EcPosType::BottomLeft:
{
if (point.x > m_rcCapture.right && point.y < m_rcCapture.top)
{
m_eDraging = EcPosType::TopRight;
m_rcCapture.bottom = m_rcCapture.top;
m_rcCapture.top = point.y;
m_rcCapture.left = m_rcCapture.right;
m_rcCapture.right = point.x;
}
else if (point.x > m_rcCapture.right)
{
m_eDraging = EcPosType::BottomRight;
m_rcCapture.left = m_rcCapture.right;
m_rcCapture.right = point.x;
}
else if (point.y < m_rcCapture.top)
{
m_eDraging = EcPosType::TopLeft;
m_rcCapture.bottom = m_rcCapture.top;
m_rcCapture.top = point.y;
}
else
{
m_rcCapture.bottom = (point.y < rcWnd.bottom) ? point.y : rcWnd.bottom;
m_rcCapture.left = (point.x > rcWnd.left) ? point.x : rcWnd.left;
}
}
break;
case EcPosType::LeftCenter:
{
if (point.x > m_rcCapture.right)
{
m_eDraging = EcPosType::RightCenter;
m_rcCapture.left = m_rcCapture.right;
m_rcCapture.right = point.x;
}
else
{
m_rcCapture.left = (point.x > rcWnd.left) ? point.x : rcWnd.left;
}
}
break;
case EcPosType::SelectRect:
{
SOUI::CPoint ptLT = point - m_ptDown; // 相对 鼠标点击 时 的 偏移量 也就是 移动 的 值
if (ptLT.x < rcWnd.left)
ptLT.x = rcWnd.left;
else if (ptLT.x > rcWnd.right - m_rcCapture.Width())
ptLT.x = rcWnd.right - m_rcCapture.Width();
if (ptLT.y < rcWnd.top)
ptLT.y = rcWnd.top;
else if (ptLT.y > rcWnd.bottom - m_rcCapture.Height())
ptLT.y = rcWnd.bottom - m_rcCapture.Height();
m_rcCapture.MoveToXY(ptLT);
}
break;
default:
break;
}
ShowCursor(m_eDraging);
CalcPos();
Invalidate();
EventRectMoving evt(this);
evt.pt = point;
FireEvent(evt);
}
}
if (m_bDrawOperate)
{
OnSetCursor(point);
SOUI::CPoint pt = point;
if (pt.x <= m_rcCapture.left)
pt.x = m_rcCapture.left;
if (pt.x >= m_rcCapture.right)
pt.x = m_rcCapture.right;
if (point.y <= m_rcCapture.top)
pt.y = m_rcCapture.top;
if (point.y >= m_rcCapture.bottom)
pt.y = m_rcCapture.bottom;
switch (m_nOperateType)
{
case 1:
{
m_rcRectangle.SetRect(m_ptDown, pt);
m_rcRectangle.NormalizeRect();
}
break;
case 2:
{
m_rcEllipse.SetRect(m_ptDown, pt);
m_rcEllipse.NormalizeRect();
}
break;
case 3:
m_pt = pt;
break;
case 4: //doodle
m_vecDoodlePoints.push_back(pt);
break;
case 5: //mask
m_vecMaskPoints.push_back(Gdiplus::Point(pt.x, pt.y));
break;
default://m_bDrawOperate = FALSE;
break;
}
Invalidate();
}
}
BOOL SSnapshotCtrl::OnSetCursor(const CPoint & pt)
{
EcPosType hitTest = HitPos(pt);
switch (hitTest)
{
case EcPosType::TopLeft:
case EcPosType::BottomRight:
::SetCursor(m_hCurTopLeft);
break;
case EcPosType::TopCenter:
case EcPosType::BottomCenter:
::SetCursor(m_hCurTop);
break;
case EcPosType::TopRight:
case EcPosType::BottomLeft:
::SetCursor(m_hCurTopRight);
break;
case EcPosType::LeftCenter:
case EcPosType::RightCenter:
::SetCursor(m_hCurLeft);
break;
case EcPosType::SelectRect:
::SetCursor(m_hCurSelect);
break;
case EcPosType::Opt1:
::SetCursor(m_hCurOpt1);
break;
case EcPosType::Opt2:
::SetCursor(m_hCurOpt2);
break;
case EcPosType::Opt3:
::SetCursor(m_hCurOpt3[m_nPenSize == 1 ? 0 : (m_nPenSize == 2) ? 1 : 2]);
break;
case EcPosType::Null:
default:
__super::OnSetCursor(pt);
break;
}
return TRUE;
}
void SSnapshotCtrl::CalcGrayAreaRect(SOUI::CRect rcArea, RectF& rcLeft, RectF& rcTop, RectF& rcRight, RectF& rcBottom)
{
if (rcArea.IsRectEmpty())
return;
SOUI::CRect rect(0, 0, m_nScreenX, m_nScreenY);
//左边
rcLeft.X = 0;
rcLeft.Y = 0;
rcLeft.Width = (REAL)rcArea.left;
rcLeft.Height = (REAL)rect.Height();
//右边
rcRight.X = (REAL)rcArea.right;
rcRight.Y = 0;
rcRight.Width = (REAL)rect.right - rcArea.right;
rcRight.Height = (REAL)rect.Height();
//上边
rcTop.Y = 0;
rcTop.X = (REAL)rcArea.left;
rcTop.Width = (REAL)rcArea.Width();
rcTop.Height = (REAL)rcArea.top;
//下边
rcBottom.X = (REAL)rcArea.left;
rcBottom.Y = (REAL)rcArea.bottom;
rcBottom.Width = (REAL)rcArea.Width();
rcBottom.Height = (REAL)rect.bottom - rcArea.bottom;
}
void SSnapshotCtrl::CalcPos()
{
SOUI::CRect rcLine(m_rcCapture);
rcLine.InflateRect(1, 1);
CAutoRefPtr<IPen> curPen, oldPen;
SOUI::CPoint center = rcLine.CenterPoint();
// 上左 方块
m_rcPos[(int)EcPosType::TopLeft].SetRect(rcLine.left - 2, rcLine.top - 1, rcLine.left + 3, rcLine.top + 3);
// 上中 方块
m_rcPos[(int)EcPosType::TopCenter].SetRect(center.x - 2, rcLine.top - 1, center.x + 2, rcLine.top + 3);
// 上右 方块
m_rcPos[(int)EcPosType::TopRight].SetRect(rcLine.right - 3, rcLine.top - 1, rcLine.right + 1, rcLine.top + 3);
// 右中 方块
m_rcPos[(int)EcPosType::RightCenter].SetRect(rcLine.right - 3, center.y - 2, rcLine.right + 1, center.y + 2);
// 下右 方块
m_rcPos[(int)EcPosType::BottomRight].SetRect(rcLine.right - 3, rcLine.bottom - 3, rcLine.right + 1, rcLine.bottom + 1);
// 下中 方块
m_rcPos[(int)EcPosType::BottomCenter].SetRect(center.x - 2, rcLine.bottom - 3, center.x + 2, rcLine.bottom + 1);
// 下左 方块
m_rcPos[(int)EcPosType::BottomLeft].SetRect(rcLine.left - 1, rcLine.bottom - 3, rcLine.left + 3, rcLine.bottom + 1);
// 左中 方块
m_rcPos[(int)EcPosType::LeftCenter].SetRect(rcLine.left - 1, center.y - 2, rcLine.left + 3, center.y + 2);
}
SSnapshotCtrl::EcPosType SSnapshotCtrl::HitPos(const SOUI::CPoint& pt)
{
if (!m_bSelectOperate && !m_bSelected)
{
for (int i = 0; i < 8; ++i)
{
if (m_rcPos[i].PtInRect(pt))
return EcPosType(i);
}
if (m_rcCapture.PtInRect(pt))
return EcPosType::SelectRect;
}
//正在操作或者是在截图区则使用选中的工具鼠标形状
else if (m_bDrawOperate || (m_rcCapture.PtInRect(pt)))
{
EcPosType curType = EcPosType::Null;
switch (m_nOperateType) {
case 1:
case 2:
case 3:curType = EcPosType::Opt1; break;
case 4:curType = EcPosType::Opt2; break;
case 5:curType = EcPosType::Opt3; break;
case 6:break;
}
return curType;
}
return EcPosType::Null;
}
bool SSnapshotCtrl::canProcessMsg()
{
return m_nOperateType == 6;
}
void SSnapshotCtrl::SetBmpResource(CBitmap* pBmp)
{
m_pBitmap = pBmp;
m_vecBitmap.push_back(pBmp);
Invalidate();
}
void SSnapshotCtrl::SetScreenSize(int nScreenX, int nScreenY)
{
m_nScreenX = nScreenX;
m_nScreenY = nScreenY;
}
void SSnapshotCtrl::SetOperateType(int nOperateType /* = -1 */)
{
m_bSelectOperate = true;
/* yangjinpeng 2018-07-13
* 1、rect
* 2、ellipse
* 3、arrow
* 4、doodle
* 5、mask
* 6、word
*/
m_ClickTwo = FALSE;
m_nOperateType = nOperateType;
if (nOperateType == 5)
{
if (m_MaskBitmap == NULL)
m_MaskBitmap = new Gdiplus::Bitmap(*m_pBitmap, NULL);
else m_MaskBitmap->FromHBITMAP(*m_pBitmap, NULL);
SASSERT(m_MaskBitmap);
//modify by yangjinpeng 2018-07-18
//设置马赛克位图块大小，可有可无
//begin
// int nMaskSize = 0;
// if (1 == m_nPenSize)
// nMaskSize = 6;
// else if (2 == m_nPenSize)
// nMaskSize = 12;
// else
// nMaskSize = 18;
//end
CPixelateGrid::Pixelate(*m_MaskBitmap, 10);
//CLSID encoderClsid;
//GetEncoderClsid(L"image/png", &encoderClsid);
//m_MaskBitmap->Save(L"e:\\abc.png", &encoderClsid, NULL);
}
}
void SSnapshotCtrl::SetPenColor(const COLORREF& color)
{
m_crPen = color;
if (m_nOperateType == 6)
{
SWindow *pFouceWnd = SWindowMgr::GetWindow(this->GetContainer()->GetFocus());
if (pFouceWnd&&pFouceWnd->IsClass(L"et9527"))
{
((CEdit9527*)pFouceWnd)->SetTextColor(m_crPen);
}
}
}
void SSnapshotCtrl::SetPenSize(int nPenSize /* = 1 */)
{
m_nPenSize = nPenSize;
}
void SSnapshotCtrl::SetFontSize(int size)
{
m_FontSize = size;
SWindow *pFouceWnd = SWindowMgr::GetWindow(this->GetContainer()->GetFocus());
if (pFouceWnd&&pFouceWnd->IsClass(L"et9527"))
{
((CEdit9527*)pFouceWnd)->SetFontSize(m_FontSize);
}
}
//增加一个方法来获取edit可以使用的最大大小
int SSnapshotCtrl::GetEtMaxWid(CRect & etRc)
{
return m_rcCapture.right - etRc.left;
}
int SSnapshotCtrl::GetEtMaxWid(int etLeft)
{
return m_rcCapture.right - etLeft;
}
int SSnapshotCtrl::GetEtMaxHei(CRect & etRc)
{
return m_rcCapture.bottom - etRc.top;
}
int SSnapshotCtrl::GetEtMaxHei(int etTop)
{
return m_rcCapture.bottom - etTop;
}
void SSnapshotCtrl::GetEtMovePos(CPoint & etPos, int etWid, int etHei)
{
if (etPos.x > m_rcCapture.right - etWid)
{
etPos.x = m_rcCapture.right - etWid;
}
else if (etPos.x < m_rcCapture.left)
{
etPos.x = m_rcCapture.left;
}
if (etPos.y > m_rcCapture.bottom - etHei)
{
etPos.y = m_rcCapture.bottom - etHei;
}
else if (etPos.y < m_rcCapture.top)
{
etPos.y = m_rcCapture.top;
}
}
void SSnapshotCtrl::RevokeOperate()
{
if (m_vecBitmap.size() > 1)
{
m_vecBitmap.back()->DeleteObject();
m_vecBitmap.pop_back();
m_pBitmap = m_vecBitmap.back();
if (m_vecBitmap.size() == 1)
{
m_bSelected = true;
m_bSelectOperate = false;
m_bDrawOperate = false;
m_nOperateType = 0;
m_rcCapture.SetRectEmpty();
EventReCap evt(this);
FireEvent(evt);
POINT pt;
::GetCursorPos(&pt);
SSendMessage(WM_MOUSEMOVE, 0, MAKELONG(pt.y, pt.x));
SWindow *pChild = GetWindow(GSW_FIRSTCHILD);
while (pChild)
{
SWindow *pNextChild = pChild->GetWindow(GSW_NEXTSIBLING);
if (pChild->IsClass(_T("et9527")))
{
DestroyChild(pChild);
}
pChild = pNextChild;
}
}
Invalidate();
}
}
bool SSnapshotCtrl::CanRevokeOperate()
{
return m_vecBitmap.size() > 1;
}
HBITMAP SSnapshotCtrl::CopyCurBitmap(int nx, int ny, int nWidth, int nHeight)
{
SOUI::CRect rcClient = GetClientRect();
CAutoRefPtr<IRenderTarget> pMemRT;
GETRENDERFACTORY->CreateRenderTarget(&pMemRT, rcClient.Width(), rcClient.Height());
HDC hDC = pMemRT->GetDC();
CDC dcCompatible;
dcCompatible.CreateCompatibleDC(hDC);
dcCompatible.SelectBitmap(*m_pBitmap);
SOUI::CRect rect(0, 0, m_nScreenX, m_nScreenY);
BitBlt(hDC, 0, 0, rect.Width(), rect.Height(), dcCompatible, 0, 0, SRCCOPY);
switch (m_nOperateType)
{
case 1:
{
if (!m_rcRectangle.IsRectEmpty())
DrawRectangle(pMemRT, m_rcRectangle);
}
break;
case 2:
{
if (!m_rcEllipse.IsRectEmpty())
DrawEllipse(pMemRT, m_rcEllipse);
}
break;
case 3:
DrawArrow(pMemRT, m_pt);
break;
case 4:
DrawDoodle(pMemRT, m_vecDoodlePoints);
break;
case 5:
DrawMask(pMemRT, m_vecMaskPoints);
break;
default:
break;
}
CDC hMemDC;
HBITMAP hBitmap, hOldBitmap;
hMemDC = CreateCompatibleDC(hDC);
hBitmap = CreateCompatibleBitmap(hDC, nWidth, nHeight);
hOldBitmap = hMemDC.SelectBitmap(hBitmap);
BitBlt(hMemDC, 0, 0, nWidth, nHeight, hDC, 0, 0, SRCCOPY);
hBitmap = (HBITMAP)SelectObject(hMemDC, hOldBitmap);
return hBitmap;
}
void SSnapshotCtrl::DrawRectangle(IRenderTarget *pRT, const SOUI::CRect& rcRectangle)
{
SOUI::CRect rt(0, 0, m_nScreenX, m_nScreenY);
HDC hDC = pRT->GetDC();
CDC dcCompatible;
dcCompatible.CreateCompatibleDC(hDC);
dcCompatible.SelectBitmap(*m_pBitmap);
BitBlt(hDC, 0, 0, rt.Width(), rt.Height(), dcCompatible, 0, 0, SRCCOPY);
Graphics graphics(hDC);
Gdiplus::Color color(GetRValue(m_crPen), GetGValue(m_crPen), GetBValue(m_crPen));
Pen hPen(color);
hPen.SetWidth(m_nPenSize);
graphics.SetSmoothingMode(Gdiplus::SmoothingModeHighQuality);
RectF rcRect;
rcRect.X = rcRectangle.left;
rcRect.Y = rcRectangle.top;
rcRect.Width = rcRectangle.Width();
rcRect.Height = rcRectangle.Height();
graphics.DrawRectangle(&hPen, rcRect.X, rcRect.Y, rcRect.Width, rcRect.Height);
CDCHandle desDC = hDC;
desDC.BitBlt(rt.left, rt.top, rt.Width(), rt.Height(), hDC, 0, 0, SRCCOPY | CAPTUREBLT);
pRT->ReleaseDC(hDC);
}
void SSnapshotCtrl::DrawEllipse(IRenderTarget* pRT, const SOUI::CRect& rcEllipse)
{
SOUI::CRect rt(0, 0, m_nScreenX, m_nScreenY);
HDC hDC = pRT->GetDC();
CDC dcCompatible;
dcCompatible.CreateCompatibleDC(hDC);
dcCompatible.SelectBitmap(*m_pBitmap);
BitBlt(hDC, 0, 0, rt.Width(), rt.Height(), dcCompatible, 0, 0, SRCCOPY);
Graphics graphics(hDC);
Gdiplus::Color color(GetRValue(m_crPen), GetGValue(m_crPen), GetBValue(m_crPen));
Pen hPen(color);
hPen.SetWidth(m_nPenSize);
graphics.SetSmoothingMode(Gdiplus::SmoothingModeHighQuality);
RectF rcEll;
rcEll.X = rcEllipse.left;
rcEll.Y = rcEllipse.top;
rcEll.Width = rcEllipse.Width();
rcEll.Height = rcEllipse.Height();
graphics.DrawEllipse(&hPen, rcEll.X, rcEll.Y, rcEll.Width, rcEll.Height);
CDCHandle hDesDC = hDC;
hDesDC.BitBlt(rt.left, rt.top, rt.Width(), rt.Height(), hDC, 0, 0, SRCCOPY | CAPTUREBLT);
pRT->ReleaseDC(hDC);
}
void SSnapshotCtrl::DrawArrow(IRenderTarget* pRT, const SOUI::CPoint& point)
{
if (m_ptDown == point)
return;
SOUI::CRect rt(0, 0, m_nScreenX, m_nScreenY);
HDC hDC = pRT->GetDC();
CDC dcCompatible;
dcCompatible.CreateCompatibleDC(hDC);
dcCompatible.SelectBitmap(*m_pBitmap);
BitBlt(hDC, 0, 0, rt.Width(), rt.Height(), dcCompatible, 0, 0, SRCCOPY);
LineArrow(hDC, m_ptDown, point, 30, 15, 40, m_crPen, m_nPenSize);
CDCHandle hDesDC = hDC;
hDesDC.BitBlt(rt.left, rt.top, rt.Width(), rt.Height(), hDC, 0, 0, SRCCOPY | CAPTUREBLT);
pRT->ReleaseDC(hDC);
}
void SSnapshotCtrl::LineArrow(HDC pDC, SOUI::CPoint p1, SOUI::CPoint p2, double theta, double alpha, int length, COLORREF clr, int size)
{
theta = 3.1415926*theta / 180;//转换为弧度