Annotation of OpenXM_contrib2/windows/engine2000/ChildView.cpp, Revision 1.1
1.1 ! noro 1: // ChildView.cpp : CChildView クラスの動作の定義を行います。
! 2: //
! 3:
! 4: #include "stdafx.h"
! 5: #include "ox_plot.h"
! 6: #include "ChildView.h"
! 7:
! 8: #ifdef _DEBUG
! 9: #define new DEBUG_NEW
! 10: #undef THIS_FILE
! 11: static char THIS_FILE[] = __FILE__;
! 12: #endif
! 13:
! 14: #include <math.h>
! 15:
! 16: extern "C" {
! 17: #include "ca.h"
! 18: #include "ifplot.h"
! 19:
! 20: #if defined(sun) && !defined(__svr4__)
! 21: #define EXP10(a) exp10(a)
! 22: #else
! 23: #define EXP10(a) pow(10.0,a)
! 24: #endif
! 25:
! 26: HANDLE hResizeNotify,hResizeNotify_Ack;
! 27: void destroy_canvas(struct canvas *);
! 28: void pline(int *,struct canvas *, HDC);
! 29: void draw_wideframe(struct canvas *, HDC);
! 30: double adjust_scale(double,double);
! 31: }
! 32: /////////////////////////////////////////////////////////////////////////////
! 33: // CChildView
! 34:
! 35: CChildView::CChildView()
! 36: {
! 37: can = 0;
! 38: }
! 39:
! 40: CChildView::~CChildView()
! 41: {
! 42: }
! 43:
! 44:
! 45: BEGIN_MESSAGE_MAP(CChildView,CWnd )
! 46: //{{AFX_MSG_MAP(CChildView)
! 47: ON_WM_PAINT()
! 48: ON_WM_LBUTTONDOWN()
! 49: ON_WM_MOUSEMOVE()
! 50: ON_WM_LBUTTONUP()
! 51: ON_COMMAND(ID_OPT_NOAXIS, OnOptNoaxis)
! 52: ON_UPDATE_COMMAND_UI(ID_OPT_NOAXIS, OnUpdateOptNoaxis)
! 53: ON_COMMAND(ID_OPT_PRECISE, OnOptPrecise)
! 54: ON_UPDATE_COMMAND_UI(ID_OPT_PRECISE, OnUpdateOptPrecise)
! 55: ON_COMMAND(ID_OPT_WIDE, OnOptWide)
! 56: ON_UPDATE_COMMAND_UI(ID_OPT_WIDE, OnUpdateOptWide)
! 57: //}}AFX_MSG_MAP
! 58: END_MESSAGE_MAP()
! 59:
! 60:
! 61: /////////////////////////////////////////////////////////////////////////////
! 62: // CChildView メッセージ ハンドラ
! 63:
! 64: BOOL CChildView::PreCreateWindow(CREATESTRUCT& cs)
! 65: {
! 66: if (!CWnd::PreCreateWindow(cs))
! 67: return FALSE;
! 68:
! 69: cs.dwExStyle |= WS_EX_CLIENTEDGE;
! 70: cs.style &= ~WS_BORDER;
! 71: cs.lpszClass = AfxRegisterWndClass(CS_HREDRAW|CS_VREDRAW|CS_DBLCLKS,
! 72: ::LoadCursor(NULL, IDC_ARROW), HBRUSH(COLOR_WINDOW+1), NULL);
! 73: return TRUE;
! 74: }
! 75:
! 76: void CChildView::OnPaint()
! 77: {
! 78: CPaintDC dc(this); // 描画用のデバイス コンテキスト
! 79:
! 80: // TODO: メッセージ ハンドラのコードをここに追加してください。
! 81:
! 82: // 描画のために CWnd::OnPaint を呼び出してはいけません。
! 83: if ( can->mode == MODE_INTERACTIVE ) {
! 84: ::BitBlt(dc.m_hDC,0,0,can->width,can->height,can->pix,0,0,SRCCOPY);
! 85: } else {
! 86: if ( !can->wide ) {
! 87: ::BitBlt(dc.m_hDC,0,0,can->width,can->height,can->pix,0,0,SRCCOPY);
! 88: pline(0,can,dc.m_hDC);
! 89: } else
! 90: draw_wideframe(can,dc.m_hDC);
! 91: }
! 92: BringWindowToTop();
! 93: }
! 94:
! 95: void CChildView::OnPrint(CDC &dc)
! 96: {
! 97: DOCINFO docinfo;
! 98: NODE n;
! 99: int width,height,ratio,x,y;
! 100:
! 101: memset(&docinfo,0,sizeof(DOCINFO));
! 102: docinfo.cbSize = sizeof(DOCINFO);
! 103: docinfo.lpszDocName = "test";
! 104: docinfo.lpszOutput = 0;
! 105:
! 106: // black pen
! 107: CPen pen(PS_SOLID,0,(COLORREF)0);
! 108: dc.SelectObject(&pen);
! 109:
! 110: // black brush
! 111: CBrush brush((COLORREF)0);
! 112: dc.SelectObject(&brush);
! 113:
! 114: // setup
! 115: // isotropic mode
! 116: dc.SetMapMode(MM_ISOTROPIC);
! 117:
! 118: // the page size in device pixel
! 119: width = dc.GetDeviceCaps(HORZRES)*9/10;
! 120: height = dc.GetDeviceCaps(VERTRES)*9/10;
! 121:
! 122: dc.StartDoc(&docinfo);
! 123: dc.StartPage();
! 124:
! 125: if ( can->mode == MODE_INTERACTIVE ) {
! 126: // We want to associate precisely one printer pixel to
! 127: // one bitmap pixel
! 128: // if can->width/can->height > width/height
! 129: // then match the widths, else match the height
! 130: if ( can->width*height > can->height*width )
! 131: ratio = width/can->width;
! 132: else
! 133: ratio = height/can->height;
! 134:
! 135: // set the logical src bitmap size
! 136: dc.SetWindowExt(can->width*ratio,can->height*ratio);
! 137:
! 138: // set the viewport size and the origine in printer pixel
! 139: dc.SetViewportOrg(width/18,height/18);
! 140: dc.SetViewportExt(width,height);
! 141:
! 142: for ( n = can->history; n; n = NEXT(n) ) {
! 143: RealVect *rv = (RealVect *)n->body;
! 144: if ( rv->len == 2 ) {
! 145: // dc.SetPixel(rv->body[0],rv->body[1],0);
! 146: x = rv->body[0]*ratio;
! 147: y = rv->body[1]*ratio;
! 148: // dc.FillRect(CRect(x,y,x+1,y+1),&brush);
! 149: dc.FillRect(CRect(x-1,y-1,x+1,y+1),&brush);
! 150: } else if ( rv->len == 4 ) {
! 151: dc.MoveTo(rv->body[0]*ratio,rv->body[1]*ratio);
! 152: dc.LineTo(rv->body[2]*ratio,rv->body[3]*ratio);
! 153: }
! 154: }
! 155: } else {
! 156: // set the logical src bitmap size
! 157: dc.SetWindowExt(can->width,can->height);
! 158:
! 159: // set the viewport size and the origine in printer pixel
! 160: dc.SetViewportOrg(width/18,height/18);
! 161: dc.SetViewportExt(width,height);
! 162:
! 163: if ( can->mode == MODE_PLOT )
! 164: dc.Polyline(can->pa[0].pos,can->pa[0].length);
! 165: else
! 166: ::StretchBlt(dc.m_hDC,0,0,can->width,can->height,can->pix,
! 167: 0,0,can->width,can->height,SRCCOPY);
! 168: PrintAxis(dc);
! 169: }
! 170: dc.EndPage();
! 171: dc.EndDoc();
! 172: }
! 173:
! 174: void CChildView::PrintAxis(CDC &dc)
! 175: {
! 176: #define D 5
! 177:
! 178: double w,w1,k,e,n;
! 179: int x0,y0,x,y,xadj,yadj;
! 180: char buf[BUFSIZ];
! 181:
! 182: /* XXX : should be cleaned up */
! 183: if ( can->noaxis || (can->mode == MODE_PLOT && !can->pa) )
! 184: return;
! 185: if ( can->mode == MODE_INTERACTIVE )
! 186: return;
! 187:
! 188: xadj = yadj = 0;
! 189: if ( (can->xmin < 0) && (can->xmax > 0) ) {
! 190: x0 = (int)((can->width)*(-can->xmin/(can->xmax-can->xmin)));
! 191: dc.MoveTo(x0,0); dc.LineTo(x0,can->height);
! 192: } else if ( can->xmin >= 0 )
! 193: x0 = 0;
! 194: else
! 195: x0 = can->width-D;
! 196: if ( (can->ymin < 0) && (can->ymax > 0) ) {
! 197: y0 = (int)((can->height)*(can->ymax/(can->ymax-can->ymin)));
! 198: dc.MoveTo(0,y0); dc.LineTo(can->width,y0);
! 199: } else if ( can->ymin >= 0 )
! 200: y0 = can->height;
! 201: else
! 202: y0 = D;
! 203: w = can->xmax-can->xmin;
! 204: w1 = w * DEFAULTWIDTH/can->width;
! 205: e = adjust_scale(EXP10(floor(log10(w1))),w1);
! 206: for ( n = ceil(can->xmin/e); n*e<= can->xmax; n++ ) {
! 207: x = (int)can->width*(n*e-can->xmin)/w;
! 208: dc.MoveTo(x,y0); dc.LineTo(x,y0-D);
! 209: sprintf(buf,"%g",n*e);
! 210: dc.TextOut(x+2,y0+2,buf,strlen(buf));
! 211: }
! 212: w = can->ymax-can->ymin;
! 213: w1 = w * DEFAULTHEIGHT/can->height;
! 214: e = adjust_scale(EXP10(floor(log10(w1))),w1);
! 215: for ( n = ceil(can->ymin/e); n*e<= can->ymax; n++ ) {
! 216: y = (int)can->height*(1-(n*e-can->ymin)/w);
! 217: dc.MoveTo(x0,y); dc.LineTo(x0+D,y);
! 218: sprintf(buf,"%g",n*e);
! 219: if ( can->xmax <= 0 ) {
! 220: xadj = dc.GetOutputTextExtent(buf,strlen(buf)).cx;
! 221: }
! 222: dc.TextOut(x0+2-xadj,y+2,buf,strlen(buf));
! 223: }
! 224: }
! 225:
! 226: static CPoint start,prev;
! 227:
! 228: void CChildView::OnLButtonDown(UINT nFlags, CPoint point) {
! 229: start = point;
! 230: prev = point;
! 231: SetCapture();
! 232: CWnd::OnLButtonDown(nFlags,point);
! 233: }
! 234:
! 235: void CChildView::OnMouseMove(UINT nFlags, CPoint point) {
! 236: if ( nFlags & MK_LBUTTON ) {
! 237: CDC *pDC = GetDC();
! 238: CRect prevrect(start,prev),rect(start,point);
! 239: CSize size(1,1);
! 240:
! 241: pDC->DrawDragRect(&rect,size,&prevrect,size);
! 242: ReleaseDC(pDC);
! 243: prev = point;
! 244: }
! 245: CWnd::OnMouseMove(nFlags,point);
! 246: }
! 247:
! 248: void CChildView::OnLButtonUp(UINT nFlags, CPoint point) {
! 249: CDC *pDC = GetDC();
! 250: CRect rect(start,point);
! 251: CSize size(1,1);
! 252:
! 253: pDC->DrawDragRect(&rect,size,0,size);
! 254: ReleaseDC(pDC);
! 255: ReleaseCapture();
! 256: start_point = start; end_point = point;
! 257: current_can = can;
! 258: SetEvent(hResizeNotify);
! 259: WaitForSingleObject(hResizeNotify_Ack,(DWORD)-1);
! 260:
! 261: CWnd::OnLButtonUp(nFlags,point);
! 262: }
! 263:
! 264: void CChildView::DestroyCanvas() {
! 265: destroy_canvas(can);
! 266: }
! 267:
! 268: void CChildView::OnOptNoaxis()
! 269: {
! 270: // TODO: この位置にコマンド ハンドラ用のコードを追加してください
! 271: can->noaxis = !can->noaxis;
! 272: RedrawWindow();
! 273: }
! 274:
! 275: void CChildView::OnUpdateOptNoaxis(CCmdUI* pCmdUI)
! 276: {
! 277: // TODO: この位置に command update UI ハンドラ用のコードを追加してください
! 278: pCmdUI->SetCheck(can->noaxis);
! 279: }
! 280:
! 281: void CChildView::OnOptPrecise()
! 282: {
! 283: // TODO: この位置にコマンド ハンドラ用のコードを追加してください
! 284: can->precise = !can->precise;
! 285: }
! 286:
! 287: void CChildView::OnUpdateOptPrecise(CCmdUI* pCmdUI)
! 288: {
! 289: // TODO: この位置に command update UI ハンドラ用のコードを追加してください
! 290: pCmdUI->SetCheck(can->precise);
! 291: }
! 292:
! 293: void CChildView::OnOptWide()
! 294: {
! 295: // TODO: この位置にコマンド ハンドラ用のコードを追加してください
! 296: can->wide = !can->wide;
! 297: RedrawWindow();
! 298: }
! 299:
! 300: void CChildView::OnUpdateOptWide(CCmdUI* pCmdUI)
! 301: {
! 302: // TODO: この位置に command update UI ハンドラ用のコードを追加してください
! 303: pCmdUI->SetCheck(can->wide);
! 304: }
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