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85 lines
2.0 KiB
C++
85 lines
2.0 KiB
C++
#include "stdafx.h"
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#include "TransformMotiveGraphDrawer.h"
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TransformMotiveGraphDrawer::TransformMotiveGraphDrawer()
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:m_pSIMGDrawer(NULL),
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m_trackerTransform(NULL)
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{
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memset(&m_boundPoints, 0, sizeof(m_boundPoints));
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m_boundColor = RGB(0, 153, 255);
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}
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void TransformMotiveGraphDrawer::SetSIMGDrawer(SelectedItemMotionGraphDrawer * drawer)
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{
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m_pSIMGDrawer = drawer;
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}
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void TransformMotiveGraphDrawer::SetBoundRect(CRect & rect)
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{
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m_boundRect = rect;
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}
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void TransformMotiveGraphDrawer::CopyMatrix(Gdiplus::Matrix * matrix)
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{
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delete m_matrix;
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if (matrix)
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m_matrix = matrix->Clone();
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else
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m_matrix = NULL;
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}
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void TransformMotiveGraphDrawer::FirstDraw(CDC * pDC, Gdiplus::Matrix * matrix, int mouseX, int mouseY)
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{
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}
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void TransformMotiveGraphDrawer::Draw(CDC * pDC, Gdiplus::Matrix * matrix, int mouseX, int mouseY)
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{
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}
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void TransformMotiveGraphDrawer::LButtonDown(int mouseX, int mouseY)
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{
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}
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void TransformMotiveGraphDrawer::Erease(CDC * pDC)
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{
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}
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void TransformMotiveGraphDrawer::DrawBoundShape(CDC * pDC)
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{
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TranslateBoundRect();
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int nOldRop = pDC->SetROP2(R2_NOTXORPEN);
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CPen pen(PS_SOLID, 0, m_boundColor);
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CGdiObject * pOldPen = pDC->SelectObject(&pen);
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pDC->Polygon(m_boundPoints, 4);
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pDC->SelectObject(pOldPen);
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pDC->SetROP2(nOldRop);
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}
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void TransformMotiveGraphDrawer::TranslateBoundRect()
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{
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//½ÇµãÓëË÷ÒýµÄ¶ÔÓ¦¹Øϵ
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// 0----------1
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// | |
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// | |
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// 3----------2
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Gdiplus::Point cornerPts[4];
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cornerPts[0].X = cornerPts[3].X = m_boundRect.left;
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cornerPts[0].Y = cornerPts[1].Y = m_boundRect.top;
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cornerPts[1].X = cornerPts[2].X = m_boundRect.right;
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cornerPts[2].Y = cornerPts[3].Y = m_boundRect.bottom;
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m_matrix->TransformPoints(cornerPts, 4);
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m_boundPoints[0].x = cornerPts[0].X;
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m_boundPoints[0].y = cornerPts[0].Y;
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m_boundPoints[1].x = cornerPts[1].X;
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m_boundPoints[1].y = cornerPts[1].Y;
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m_boundPoints[2].x = cornerPts[2].X;
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m_boundPoints[2].y = cornerPts[2].Y;
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m_boundPoints[3].x = cornerPts[3].X;
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m_boundPoints[3].y = cornerPts[3].Y;
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} |