bcb_pen.rar_C Builder

//--------------------------------------------------------------------------- #include <vcl.h> #pragma hdrstop #include "srcShape.h" //--------------------------------------------------------------------------- #pragma package(smart_init) //---------------------------FreeLine------------------------------ void CFreeLine::OnMouseDown(int x, int y) { m_pOrigin.x = x; m_pOrigin.y = y; } void CFreeLine::OnMouseMove(int x,int y) { m_pCanvas->MoveTo(m_pOrigin.x, m_pOrigin.y); m_pCanvas->LineTo(x, y); m_pOrigin.x = x; m_pOrigin.y = y; } void CFreeLine::OnMouseUp(int x, int y) { } //-----------------------------Line---------------------------------------------- void CLine::OnMouseDown(int x,int y) { m_ptOrigin.x = m_ptMove.x = x; m_ptOrigin.y = m_ptMove.y = y; m_pCanvas->MoveTo(x,y); CurMode = m_pCanvas->Pen->Mode; m_pCanvas->Pen->Mode = pmXor; //画出第一点 m_pCanvas->MoveTo(m_ptOrigin.x,m_ptOrigin.y); m_pCanvas->LineTo(m_ptMove.x,m_ptMove.y); } void CLine::OnMouseMove(int x,int y) { m_pCanvas->Pen->Mode = pmXor; //清除原来线条 m_pCanvas->MoveTo(m_ptOrigin.x,m_ptOrigin.y); m_pCanvas->LineTo(m_ptMove.x,m_ptMove.y); //绘出下一线条 m_pCanvas->MoveTo(m_ptOrigin.x,m_ptOrigin.y); m_pCanvas->LineTo(x,y); m_ptMove.x = x; m_ptMove.y = y; } void CLine::OnMouseUp(int x,int y) { m_pCanvas->Pen->Mode = pmXor; //清除原来线条 m_pCanvas->MoveTo(m_ptOrigin.x,m_ptOrigin.y); m_pCanvas->LineTo(m_ptMove.x,m_ptMove.y); //用当前设置绘出直线 m_pCanvas->Pen->Mode = CurMode; m_pCanvas->MoveTo(m_ptOrigin.x,m_ptOrigin.y); m_pCanvas->LineTo(x,y); } //-----------------------------PolyLIne------------------------------------------------ void CPolyline::OnMouseDown(int x,int y) { m_ptOrigin.x = x; m_ptOrigin.y = y; m_pCanvas->MoveTo(x,y); } void CPolyline::OnMouseMove(int x,int y) { m_pCanvas->LineTo(x,y); } void CPolyline::OnMouseUp(int x,int y) { m_pCanvas->LineTo(x,y); } //------------------------------Polygon----------------------------------------------- void CPolygon::OnMouseDown(int x,int y) { } void CPolygon::OnMouseMove(int x,int y) { } void CPolygon::OnMouseUp(int x,int y) { m_pCanvas->MoveTo(m_ptOrigin.x,m_ptOrigin.y); m_pCanvas->LineTo(x,y); } //-----------------------------Rectangle------------------------------------------------ void CRectangle::OnMouseDown(int x,int y) { m_ptOrigin.x = x; m_ptOrigin.y = y; m_ptMove.x = x; m_ptMove.y = y; CurMode = m_pCanvas->Pen->Mode; m_pCanvas->Brush->Style = bsSolid; m_pCanvas->Brush->Color = m_pCanvas->Pen->Color; m_pCanvas->Pen->Mode = pmXor; m_pCanvas->Rectangle(m_ptOrigin.x,m_ptOrigin.y,m_ptMove.x,m_ptMove.y); } void CRectangle::OnMouseMove(int x,int y) { m_pCanvas->Pen->Mode = pmXor; m_pCanvas->Rectangle(m_ptOrigin.x,m_ptOrigin.y,m_ptMove.x,m_ptMove.y); m_ptMove.x = x; m_ptMove.y = y; m_pCanvas->Rectangle(m_ptOrigin.x,m_ptOrigin.y,m_ptMove.x,m_ptMove.y); } void CRectangle::OnMouseUp(int x, int y) { m_pCanvas->Pen->Mode = pmXor; m_pCanvas->Rectangle(m_ptOrigin.x,m_ptOrigin.y,m_ptMove.x,m_ptMove.y); // m_pCanvas->Pen->Mode = CurMode; m_pCanvas->Rectangle(m_ptOrigin.x,m_ptOrigin.y, x,y); } //-----------------------------RoundRect------------------------------------------------ void CRoundRect::OnMouseDown(int x,int y) { m_ptOrigin.x = x; m_ptOrigin.y = y; m_ptMove.x = x; m_ptMove.y = y; CurMode = m_pCanvas->Pen->Mode; m_pCanvas->Pen->Mode = pmXor; m_pCanvas->RoundRect(m_ptOrigin.x,m_ptOrigin.y,m_ptMove.x,m_ptMove.y,4,4); } void CRoundRect::OnMouseMove(int x,int y) { m_pCanvas->Pen->Mode = pmXor; m_pCanvas->RoundRect(m_ptOrigin.x,m_ptOrigin.y,m_ptMove.x,m_ptMove.y,4,4); m_ptMove.x = x; m_ptMove.y = y; m_pCanvas->RoundRect(m_ptOrigin.x,m_ptOrigin.y,m_ptMove.x,m_ptMove.y,4,4); m_pCanvas->Pen->Mode = CurMode; } void CRoundRect::OnMouseUp(int x, int y) { m_pCanvas->Pen->Mode = pmXor; m_pCanvas->RoundRect(m_ptOrigin.x,m_ptOrigin.y,m_ptMove.x,m_ptMove.y,4,4); m_pCanvas->Pen->Mode = CurMode; m_pCanvas->RoundRect(m_ptOrigin.x,m_ptOrigin.y, x,y,4,4); } //-----------------------------Ellipse------------------------------------------------ void CEllipse::OnMouseDown(int x,int y) { m_ptOrigin.x = x; m_ptOrigin.y = y; m_ptMove.x = x; m_ptMove.y = y; CurMode = m_pCanvas->Pen->Mode; m_pCanvas->Brush->Style = bsSolid; m_pCanvas->Brush->Color = m_pCanvas->Pen->Color; m_pCanvas->Pen->Mode = pmXor; m_pCanvas->Ellipse(m_ptOrigin.x,m_ptOrigin.y,m_ptMove.x,m_ptMove.y); } void CEllipse::OnMouseMove(int x,int y) { m_pCanvas->Pen->Mode = pmXor; m_pCanvas->Ellipse(m_ptOrigin.x,m_ptOrigin.y,m_ptMove.x,m_ptMove.y); m_ptMove.x = x; m_ptMove.y = y; m_pCanvas->Ellipse(m_ptOrigin.x,m_ptOrigin.y,m_ptMove.x,m_ptMove.y); m_pCanvas->Pen->Mode = CurMode; } void CEllipse::OnMouseUp(int x, int y) { m_pCanvas->Pen->Mode = pmXor; m_pCanvas->Ellipse(m_ptOrigin.x,m_ptOrigin.y,m_ptMove.x,m_ptMove.y); // m_pCanvas->Pen->Mode = CurMode; m_pCanvas->Ellipse(m_ptOrigin.x,m_ptOrigin.y, x,y); } //-----------------------------FloodFill------------------------------------------------ void CFloodFill::OnMouseDown(int x, int y) { m_pCanvas->FloodFill(x, y,m_pCanvas->Pixels[x][y], fsSurface); } //----------------------------FrameRect------------------------------------------------- void CFrameRect::OnMouseDown(int x,int y) { points[0].x = x; points[0].y = y; points[1].x = x; points[1].y = y; points[2].x = x; points[2].y = y; points[3].x = x; points[3].y = y; points[4].x = x; points[4].y = y; CurMode = m_pCanvas->Pen->Mode; m_pCanvas->Pen->Mode = pmXor; m_pCanvas->Polyline(points,4); } void CFrameRect::OnMouseMove(int x,int y) { m_pCanvas->Pen->Mode = pmXor; m_pCanvas->Polyline(points,4); points[1].x = x; points[1].y = points[0].y; points[2].x = x; points[2].y = y; points[3].x = points[0].x; points[3].y = y; points[4].x = points[0].x; points[4].y = points[0].y; m_pCanvas->Polyline(points,4); } void CFrameRect::OnMouseUp(int x, int y) { // m_pCanvas->Pen->Mode = pmXor; m_pCanvas->Polyline(points,4); // m_pCanvas->Pen->Mode = CurMode; m_pCanvas->Polyline(points,4); } //-----------------------------Circle------------------------------------------------ void CCircle::OnMouseDown(int x,int y) { m_ptOrigin.x = x; m_ptOrigin.y = y; m_ptMove.x = x; m_ptMove.y = y; CurMode = m_pCanvas->Pen->Mode; m_pCanvas->Brush->Style = bsSolid; m_pCanvas->Brush->Color = m_pCanvas->Pen->Color; m_pCanvas->Pen->Mode = pmXor; m_pCanvas->Ellipse(m_ptOrigin.x,m_ptOrigin.y,m_ptMove.x,m_ptMove.y); } void CCircle::OnMouseMove(int x,int y) { int dx, dy; m_pCanvas->Pen->Mode = pmXor; m_pCanvas->Ellipse(m_ptOrigin.x,m_ptOrigin.y,m_ptMove.x,m_ptMove.y); dx = x - m_ptOrigin.x; dy = y - m_ptOrigin.y; if( dx > dy ) { m_ptMove.x = m_ptOrigin.x + dy; m_ptMove.y = m_ptOrigin.y + dy; } else if( dx < dy ) { m_ptMove.x = m_ptOrigin.x + dx; m_ptMove.y = m_ptOrigin.y + dx; } else { m_ptMove.x = x; m_ptMove.y = y; } m_pCanvas->Ellipse(m_ptOrigin.x,m_ptOrigin.y,m_ptMove.x,m_ptMove.y); m_pCanvas->Pen->Mode = CurMode; } void CCircle::OnMouseUp(int x, int y) { m_pCanvas->Pen->Mode = pmXor; m_pCanvas->Ellipse(m_ptOrigin.x,m_ptOrigin.y,m_ptMove.x,m_ptMove.y); // m_pCanvas->Pen->Mode = CurMode; m_pCanvas->Ellipse(m_ptOrigin