Annotation of OpenXM_contrib2/windows/engine2000/ChildView.cpp, Revision 1.5
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:
1.4 ohara 16: #include "gmpxx.h"
1.1 noro 17: extern "C" {
18: #include "ca.h"
19: #include "ifplot.h"
20:
21: #if defined(sun) && !defined(__svr4__)
22: #define EXP10(a) exp10(a)
23: #else
24: #define EXP10(a) pow(10.0,a)
25: #endif
26:
27: HANDLE hResizeNotify,hResizeNotify_Ack;
28: void destroy_canvas(struct canvas *);
29: void pline(int *,struct canvas *, HDC);
30: void draw_wideframe(struct canvas *, HDC);
31: double adjust_scale(double,double);
32: }
33: /////////////////////////////////////////////////////////////////////////////
34: // CChildView
35:
36: CChildView::CChildView()
37: {
38: can = 0;
39: }
40:
41: CChildView::~CChildView()
42: {
43: }
44:
45:
46: BEGIN_MESSAGE_MAP(CChildView,CWnd )
47: //{{AFX_MSG_MAP(CChildView)
48: ON_WM_PAINT()
49: ON_WM_LBUTTONDOWN()
50: ON_WM_MOUSEMOVE()
51: ON_WM_LBUTTONUP()
52: ON_COMMAND(ID_OPT_NOAXIS, OnOptNoaxis)
53: ON_UPDATE_COMMAND_UI(ID_OPT_NOAXIS, OnUpdateOptNoaxis)
54: ON_COMMAND(ID_OPT_PRECISE, OnOptPrecise)
55: ON_UPDATE_COMMAND_UI(ID_OPT_PRECISE, OnUpdateOptPrecise)
56: ON_COMMAND(ID_OPT_WIDE, OnOptWide)
57: ON_UPDATE_COMMAND_UI(ID_OPT_WIDE, OnUpdateOptWide)
58: //}}AFX_MSG_MAP
59: END_MESSAGE_MAP()
60:
61:
62: /////////////////////////////////////////////////////////////////////////////
63: // CChildView メッセージ ハンドラ
64:
65: BOOL CChildView::PreCreateWindow(CREATESTRUCT& cs)
66: {
67: if (!CWnd::PreCreateWindow(cs))
68: return FALSE;
69:
70: cs.dwExStyle |= WS_EX_CLIENTEDGE;
71: cs.style &= ~WS_BORDER;
72: cs.lpszClass = AfxRegisterWndClass(CS_HREDRAW|CS_VREDRAW|CS_DBLCLKS,
73: ::LoadCursor(NULL, IDC_ARROW), HBRUSH(COLOR_WINDOW+1), NULL);
74: return TRUE;
75: }
76:
77: void CChildView::OnPaint()
78: {
79: CPaintDC dc(this); // 描画用のデバイス コンテキスト
80:
81: // 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。
82:
83: // 描画のために CWnd::OnPaint を呼び出してはいけません。
1.5 ! ohara 84: if ( can->mode == modeNO(INTERACTIVE) ) {
1.1 noro 85: ::BitBlt(dc.m_hDC,0,0,can->width,can->height,can->pix,0,0,SRCCOPY);
86: } else {
87: if ( !can->wide ) {
88: ::BitBlt(dc.m_hDC,0,0,can->width,can->height,can->pix,0,0,SRCCOPY);
89: pline(0,can,dc.m_hDC);
90: } else
91: draw_wideframe(can,dc.m_hDC);
92: }
93: BringWindowToTop();
94: }
95:
96: void CChildView::OnPrint(CDC &dc)
97: {
98: DOCINFO docinfo;
99: NODE n;
1.3 noro 100: int width,height,ratio,x,y,step;
1.1 noro 101:
102: memset(&docinfo,0,sizeof(DOCINFO));
103: docinfo.cbSize = sizeof(DOCINFO);
104: docinfo.lpszDocName = "test";
105: docinfo.lpszOutput = 0;
106:
107: // black pen
108: CPen pen(PS_SOLID,0,(COLORREF)0);
109: dc.SelectObject(&pen);
110:
111: // black brush
112: CBrush brush((COLORREF)0);
113: dc.SelectObject(&brush);
114:
115: // setup
116: // isotropic mode
117: dc.SetMapMode(MM_ISOTROPIC);
118:
119: // the page size in device pixel
120: width = dc.GetDeviceCaps(HORZRES)*9/10;
121: height = dc.GetDeviceCaps(VERTRES)*9/10;
122:
123: dc.StartDoc(&docinfo);
124: dc.StartPage();
125:
1.5 ! ohara 126: if ( can->mode == modeNO(INTERACTIVE) ) {
1.3 noro 127:
128: // We want to associate a rectangle of a fixed size to
1.1 noro 129: // one bitmap pixel
130: // if can->width/can->height > width/height
131: // then match the widths, else match the height
132: if ( can->width*height > can->height*width )
133: ratio = width/can->width;
134: else
135: ratio = height/can->height;
136:
137: // set the logical src bitmap size
138: dc.SetWindowExt(can->width*ratio,can->height*ratio);
139:
140: // set the viewport size and the origine in printer pixel
141: dc.SetViewportOrg(width/18,height/18);
142: dc.SetViewportExt(width,height);
143:
1.3 noro 144: step = (ratio+4)/5;
1.1 noro 145: for ( n = can->history; n; n = NEXT(n) ) {
146: RealVect *rv = (RealVect *)n->body;
147: if ( rv->len == 2 ) {
148: // dc.SetPixel(rv->body[0],rv->body[1],0);
149: x = rv->body[0]*ratio;
150: y = rv->body[1]*ratio;
151: // dc.FillRect(CRect(x,y,x+1,y+1),&brush);
1.3 noro 152: // dc.FillRect(CRect(x-1,y-1,x+1,y+1),&brush);
153: dc.FillRect(CRect(x,y,x+step,y+step),&brush);
1.1 noro 154: } else if ( rv->len == 4 ) {
155: dc.MoveTo(rv->body[0]*ratio,rv->body[1]*ratio);
156: dc.LineTo(rv->body[2]*ratio,rv->body[3]*ratio);
157: }
158: }
159: } else {
160: // set the logical src bitmap size
161: dc.SetWindowExt(can->width,can->height);
162:
163: // set the viewport size and the origine in printer pixel
164: dc.SetViewportOrg(width/18,height/18);
165: dc.SetViewportExt(width,height);
166:
1.5 ! ohara 167: if ( can->mode == modeNO(PLOT) )
1.1 noro 168: dc.Polyline(can->pa[0].pos,can->pa[0].length);
169: else
170: ::StretchBlt(dc.m_hDC,0,0,can->width,can->height,can->pix,
171: 0,0,can->width,can->height,SRCCOPY);
172: PrintAxis(dc);
173: }
174: dc.EndPage();
175: dc.EndDoc();
176: }
177:
178: void CChildView::PrintAxis(CDC &dc)
179: {
180: #define D 5
181:
1.2 noro 182: double w,w1,e,n;
1.1 noro 183: int x0,y0,x,y,xadj,yadj;
184: char buf[BUFSIZ];
185:
186: /* XXX : should be cleaned up */
1.5 ! ohara 187: if ( can->noaxis || (can->mode == modeNO(PLOT) && !can->pa) )
1.1 noro 188: return;
1.5 ! ohara 189: if ( can->mode == modeNO(INTERACTIVE) )
1.1 noro 190: return;
191:
192: xadj = yadj = 0;
193: if ( (can->xmin < 0) && (can->xmax > 0) ) {
194: x0 = (int)((can->width)*(-can->xmin/(can->xmax-can->xmin)));
195: dc.MoveTo(x0,0); dc.LineTo(x0,can->height);
196: } else if ( can->xmin >= 0 )
197: x0 = 0;
198: else
199: x0 = can->width-D;
200: if ( (can->ymin < 0) && (can->ymax > 0) ) {
201: y0 = (int)((can->height)*(can->ymax/(can->ymax-can->ymin)));
202: dc.MoveTo(0,y0); dc.LineTo(can->width,y0);
203: } else if ( can->ymin >= 0 )
204: y0 = can->height;
205: else
206: y0 = D;
207: w = can->xmax-can->xmin;
208: w1 = w * DEFAULTWIDTH/can->width;
209: e = adjust_scale(EXP10(floor(log10(w1))),w1);
210: for ( n = ceil(can->xmin/e); n*e<= can->xmax; n++ ) {
1.2 noro 211: x = (int)(can->width*(n*e-can->xmin)/w);
1.1 noro 212: dc.MoveTo(x,y0); dc.LineTo(x,y0-D);
213: sprintf(buf,"%g",n*e);
214: dc.TextOut(x+2,y0+2,buf,strlen(buf));
215: }
216: w = can->ymax-can->ymin;
217: w1 = w * DEFAULTHEIGHT/can->height;
218: e = adjust_scale(EXP10(floor(log10(w1))),w1);
219: for ( n = ceil(can->ymin/e); n*e<= can->ymax; n++ ) {
1.2 noro 220: y = (int)(can->height*(1-(n*e-can->ymin)/w));
1.1 noro 221: dc.MoveTo(x0,y); dc.LineTo(x0+D,y);
222: sprintf(buf,"%g",n*e);
223: if ( can->xmax <= 0 ) {
224: xadj = dc.GetOutputTextExtent(buf,strlen(buf)).cx;
225: }
226: dc.TextOut(x0+2-xadj,y+2,buf,strlen(buf));
227: }
228: }
229:
230: static CPoint start,prev;
231:
232: void CChildView::OnLButtonDown(UINT nFlags, CPoint point) {
233: start = point;
234: prev = point;
235: SetCapture();
236: CWnd::OnLButtonDown(nFlags,point);
237: }
238:
239: void CChildView::OnMouseMove(UINT nFlags, CPoint point) {
240: if ( nFlags & MK_LBUTTON ) {
241: CDC *pDC = GetDC();
242: CRect prevrect(start,prev),rect(start,point);
243: CSize size(1,1);
244:
245: pDC->DrawDragRect(&rect,size,&prevrect,size);
246: ReleaseDC(pDC);
247: prev = point;
248: }
249: CWnd::OnMouseMove(nFlags,point);
250: }
251:
252: void CChildView::OnLButtonUp(UINT nFlags, CPoint point) {
253: CDC *pDC = GetDC();
254: CRect rect(start,point);
255: CSize size(1,1);
256:
257: pDC->DrawDragRect(&rect,size,0,size);
258: ReleaseDC(pDC);
259: ReleaseCapture();
260: start_point = start; end_point = point;
261: current_can = can;
262: SetEvent(hResizeNotify);
263: WaitForSingleObject(hResizeNotify_Ack,(DWORD)-1);
264:
265: CWnd::OnLButtonUp(nFlags,point);
266: }
267:
268: void CChildView::DestroyCanvas() {
269: destroy_canvas(can);
270: }
271:
272: void CChildView::OnOptNoaxis()
273: {
274: // 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
275: can->noaxis = !can->noaxis;
276: RedrawWindow();
277: }
278:
279: void CChildView::OnUpdateOptNoaxis(CCmdUI* pCmdUI)
280: {
281: // 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
282: pCmdUI->SetCheck(can->noaxis);
283: }
284:
285: void CChildView::OnOptPrecise()
286: {
287: // 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
288: can->precise = !can->precise;
289: }
290:
291: void CChildView::OnUpdateOptPrecise(CCmdUI* pCmdUI)
292: {
293: // 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
294: pCmdUI->SetCheck(can->precise);
295: }
296:
297: void CChildView::OnOptWide()
298: {
299: // 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
300: can->wide = !can->wide;
301: RedrawWindow();
302: }
303:
304: void CChildView::OnUpdateOptWide(CCmdUI* pCmdUI)
305: {
306: // 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
307: pCmdUI->SetCheck(can->wide);
308: }
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