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ISeeExplorerView.cpp
资源名称：isee_code01231.zip　[点击查看]
上传用户：yatsl7111
上传日期：2007-01-08
资源大小：1433k
文件大小：13k
源码类别：

图形图象

开发平台：

Visual C++

ISeeExplorerView.cpp：源码内容
  1. // ISeeExplorerView.cpp : implementation of the CISeeExplorerView class
  2. //
  4. #include "stdafx.h"
  5. #include "ISeeExplorer.h"
  7. #include "WorkSpace.h"
  8. #include "ISeeExplorerDoc.h"
  9. #include "ISeeExplorerView.h"
  11. #ifdef _DEBUG
  12. #define new DEBUG_NEW
  13. #undef THIS_FILE
  14. static char THIS_FILE[] = __FILE__;
  15. #endif
  18. /////////////////////////////////////////////////////////////////////////////
  19. // CISeeExplorerView
  21. IMPLEMENT_DYNCREATE(CISeeExplorerView, CView)
  23. BEGIN_MESSAGE_MAP(CISeeExplorerView, CView)
  24. //{{AFX_MSG_MAP(CISeeExplorerView)
  25. ON_WM_ERASEBKGND()
  26. ON_WM_CREATE()
  27. ON_WM_SIZE()
  28. ON_COMMAND(ID_C_SWITCH, OnViewSwitch)
  29. ON_UPDATE_COMMAND_UI(ID_C_SWITCH, OnUpdateViewSwitch)
  30. ON_COMMAND(ID_C_ZOOM, OnViewZoom)
  31. ON_UPDATE_COMMAND_UI(ID_C_ZOOM, OnUpdateViewZoom)
  32. ON_COMMAND(ID_C_ZOOMIN, OnViewZoomin)
  33. ON_UPDATE_COMMAND_UI(ID_C_ZOOMIN, OnUpdateViewZoomin)
  34. ON_COMMAND(ID_C_ZOOMOUT, OnViewZoomout)
  35. ON_UPDATE_COMMAND_UI(ID_C_ZOOMOUT, OnUpdateViewZoomout)
  36. //}}AFX_MSG_MAP
  37. // Standard printing commands
  38. ON_COMMAND(ID_FILE_PRINT, CView::OnFilePrint)
  39. ON_COMMAND(ID_FILE_PRINT_DIRECT, CView::OnFilePrint)
  40. ON_COMMAND(ID_FILE_PRINT_PREVIEW, CView::OnFilePrintPreview)
  41. ON_MESSAGE(IMN_CHANGING_DEM, OnChangDem)
  42. ON_MESSAGE(WM_ISEE_UPDATE_IMAGE, OnSelChanged)
  43. END_MESSAGE_MAP()
  45. /////////////////////////////////////////////////////////////////////////////
  46. // CISeeExplorerView construction/destruction
  48. CISeeExplorerView::CISeeExplorerView()
  49. {
  50. m_bmini = TRUE;
  51. m_bsil  = FALSE;
  52. m_rmax.SetRectEmpty();
  53. m_rcur.SetRectEmpty();
  54. m_rloc.SetRectEmpty();
  55. m_pCRRt = NULL;
  57. m_wsfoci = ISEE_EXPLORER_VIEW_FOCI_ZOOM;
  58. m_wsdisp = ISEE_EXPLORER_VIEW_SWITCH_DISP_AUTO;
  60. m_xl.x = m_xl.y = 0;
  61. m_xr.x = m_xr.y = 0;
  62. m_yt.x = m_yt.y = 0;
  63. m_yb.x = m_yb.y = 0;
  65. m_rdisploc.SetRectEmpty();
  66. m_rimgrect.SetRectEmpty();
  67. m_rdemx.SetRectEmpty();
  68. m_rdemy.SetRectEmpty();
  70. m_sbn.CreatePen(PS_SOLID,1,(COLORREF)RGB(255,255,255));
  71. m_scn.CreatePen(PS_SOLID,1,(COLORREF)RGB(128,128,128));
  72. }
  74. CISeeExplorerView::~CISeeExplorerView()
  75. {
  76. m_sbn.DeleteObject();
  77. m_scn.DeleteObject();
  78. }
  80. BOOL CISeeExplorerView::PreCreateWindow(CREATESTRUCT& cs)
  81. {
  82. cs.style |= WS_CLIPCHILDREN;
  84. return CView::PreCreateWindow(cs);
  85. }
  87. /////////////////////////////////////////////////////////////////////////////
  88. // CISeeExplorerView drawing
  90. void CISeeExplorerView::OnDraw(CDC* pDC)
  91. {
  92. CISeeExplorerDoc* pDoc = GetDocument();
  93. ASSERT_VALID(pDoc);
  95. DrawDem(pDC);
  96. }
  98. /////////////////////////////////////////////////////////////////////////////
  99. // CISeeExplorerView printing
  101. BOOL CISeeExplorerView::OnPreparePrinting(CPrintInfo* pInfo)
  102. {
  103. // default preparation
  104. return DoPreparePrinting(pInfo);
  105. }
  107. void CISeeExplorerView::OnBeginPrinting(CDC* /*pDC*/, CPrintInfo* /*pInfo*/)
  108. {
  109. // TODO: add extra initialization before printing
  110. }
  112. void CISeeExplorerView::OnEndPrinting(CDC* /*pDC*/, CPrintInfo* /*pInfo*/)
  113. {
  114. // TODO: add cleanup after printing
  115. }
  117. /////////////////////////////////////////////////////////////////////////////
  118. // CISeeExplorerView diagnostics
  120. #ifdef _DEBUG
  121. void CISeeExplorerView::AssertValid() const
  122. {
  123. CView::AssertValid();
  124. }
  126. void CISeeExplorerView::Dump(CDumpContext& dc) const
  127. {
  128. CView::Dump(dc);
  129. }
  131. CISeeExplorerDoc* CISeeExplorerView::GetDocument() // non-debug version is inline
  132. {
  133. ASSERT(m_pDocument->IsKindOf(RUNTIME_CLASS(CISeeExplorerDoc)));
  134. return (CISeeExplorerDoc*)m_pDocument;
  135. }
  136. #endif //_DEBUG
  138. /////////////////////////////////////////////////////////////////////////////
  139. // CISeeExplorerView message handlers
  141. void CISeeExplorerView::OnInitialUpdate() 
  142. {
  143. CView::OnInitialUpdate();
  145. CISeeExplorerDoc * pDoc = GetDocument();
  146. ASSERT_VALID(pDoc);
  148. pDoc->m_pWorkView = this;
  150. ModifyStyleEx(WS_EX_CLIENTEDGE, 0, FALSE);
  151. }
  153. BOOL CISeeExplorerView::OnEraseBkgnd(CDC* pDC) 
  154. {
  155. CRect rect;
  156. GetClientRect(rect);
  158. pDC->FillSolidRect(rect, (COLORREF)::GetSysColor(COLOR_3DFACE));
  159. pDC->DrawEdge(rect, EDGE_ETCHED, BF_RECT);
  161. return TRUE;
  162. }
  164. int CISeeExplorerView::OnCreate(LPCREATESTRUCT lpCreateStruct) 
  165. {
  166. if (CView::OnCreate(lpCreateStruct) == -1)
  167. return -1;
  169. if (!m_ws.Create(NULL, NULL, WS_CHILD|WS_VISIBLE, CRect(0,0,0,0), 
  170. this, ISEE_EXPLORER_WS_WNDID))
  171. return -1;
  173. return 0;
  174. }
  176. void CISeeExplorerView::OnSize(UINT nType, int cx, int cy) 
  177. {
  178. CView::OnSize(nType, cx, cy);
  180. if ((cx <= (ISEE_EXPLORER_VIEW_WNDREV_WIDTH_LEFT+ISEE_EXPLORER_VIEW_WNDREV_WIDTH_RIGHT))||
  181. (cy <= (ISEE_EXPLORER_VIEW_WNDREV_HEIGHT_TOP+ISEE_EXPLORER_VIEW_WNDREV_HEIGHT_BOTTOM)))
  182. {
  183. m_bmini = TRUE;
  184. m_rmax.SetRectEmpty();
  185. m_xl.x = m_xl.y = 0;
  186. m_xr.x = m_xr.y = 0;
  187. m_yt.x = m_yt.y = 0;
  188. m_yb.x = m_yb.y = 0;
  189. }
  190. else
  191. {
  192. m_bmini = FALSE;
  193. m_rmax.SetRect(ISEE_EXPLORER_VIEW_WNDREV_WIDTH_LEFT, 
  194. ISEE_EXPLORER_VIEW_WNDREV_HEIGHT_TOP, 
  195. cx-ISEE_EXPLORER_VIEW_WNDREV_WIDTH_RIGHT, 
  196. cy-ISEE_EXPLORER_VIEW_WNDREV_HEIGHT_BOTTOM);
  197. m_xl.x = m_rmax.left;
  198. m_xl.y = cy-ISEE_EXPLORER_VIEW_WNDREV_HEIGHT_BOTTOM/2-2;
  199. //m_xr.x = cx-ISEE_EXPLORER_VIEW_WNDREV_WIDTH_RIGHT/2-2;
  200. m_xr.x = m_rmax.right;
  201. m_xr.y = cy-ISEE_EXPLORER_VIEW_WNDREV_HEIGHT_BOTTOM/2-2;
  202. m_yt.x = cx-ISEE_EXPLORER_VIEW_WNDREV_WIDTH_RIGHT/2-2;
  203. m_yt.y = m_rmax.top;
  204. m_yb.x = cx-ISEE_EXPLORER_VIEW_WNDREV_WIDTH_RIGHT/2-2;
  205. //m_yb.y = cy-ISEE_EXPLORER_VIEW_WNDREV_HEIGHT_BOTTOM/2-2;
  206. m_yb.y = m_rmax.bottom;
  207. }
  209. if (m_ws.GetSafeHwnd())
  210. {
  211. UpdateWSize();
  212. m_ws.PostMessage(IMN_CHANGING_FOCI, 0, (LPARAM)(CRect*)&m_rcur);
  213. m_ws.MoveWindow(m_rloc, TRUE);
  214. }
  215. }
  217. void CISeeExplorerView::OnUpdate(CView* pSender, LPARAM lHint, CObject* pHint) 
  218. {
  219. }
  221. CReturnReceipt * CISeeExplorerView::GetCurCRRt()
  222. {
  223. return GetDocument()->m_pRReceipt;
  224. }
  226. void CISeeExplorerView::UpdateWSize()
  227. {
  228. if (!m_pCRRt)
  229. return;
  231. if (m_pCRRt->GetDataPackState() < PKST_PASSINFO)
  232. return;
  234. float fy;
  235. CRect rect(0,0,m_pCRRt->GetImageWidth(),m_pCRRt->GetImageHeight());
  237. if (m_wsdisp == ISEE_EXPLORER_VIEW_SWITCH_DISP_AUTO)
  238. {
  239. fy = (float)m_pCRRt->GetImageWidth()/(float)m_pCRRt->GetImageHeight();
  240. if ((rect.Width() > m_rmax.Width())||(rect.Height() > m_rmax.Height()))
  241. {
  242. m_bsil = TRUE;
  243. if (rect.Width() > m_rmax.Width())
  244. rect.DeflateRect(0, 0, rect.Width()-m_rmax.Width(), (int)((rect.Width()-m_rmax.Width())/fy));
  245. if (rect.Height() > m_rmax.Height())
  246. rect.DeflateRect(0, 0, (int)((rect.Height()-m_rmax.Height())*fy), rect.Height()-m_rmax.Height());
  247. }
  248. else
  249. m_bsil = FALSE;
  251. }
  252. else
  253. {
  254. ASSERT(m_wsdisp == ISEE_EXPLORER_VIEW_SWITCH_DISP_HAND);
  256. if (m_wsfoci == ISEE_EXPLORER_VIEW_FOCI_ZOOM)
  257. { // 原始尺寸
  258. ;
  259. }
  260. else if ((ISEE_EXPLORER_VIEW_FOCI_ZOOM < m_wsfoci)&&(m_wsfoci < ISEE_EXPLORER_VIEW_FOCI_OUT))
  261. { // 放大显示方式
  262. rect.right = rect.right*m_wsfoci;
  263. rect.bottom= rect.bottom*m_wsfoci;
  264. }
  265. else if ((ISEE_EXPLORER_VIEW_FOCI_IN < m_wsfoci)&&(m_wsfoci < ISEE_EXPLORER_VIEW_FOCI_ZOOM))
  266. { // 缩小显示方式
  267. ASSERT(m_wsfoci);
  268. rect.right = rect.right/::abs(m_wsfoci);
  269. rect.bottom= rect.bottom/::abs(m_wsfoci);
  270. }
  271. else
  272. ASSERT(FALSE); // 非法的缩放倍数值
  274. if ((rect.Width() > m_rmax.Width())||(rect.Height() > m_rmax.Height()))
  275. {
  276. m_bsil = TRUE;
  277. if (rect.Width() > m_rmax.Width())
  278. rect.right = m_rmax.Width();
  279. if (rect.Height() > m_rmax.Height())
  280. rect.bottom= m_rmax.Height();
  281. }
  282. else
  283. m_bsil = FALSE;
  284. }
  285. m_rcur = rect;
  287. rect.OffsetRect((m_rmax.Width()-rect.Width())/2, (m_rmax.Height()-rect.Height())/2);
  288. rect.OffsetRect(m_rmax.left, m_rmax.top);
  289. m_ws.CalcWindowRect(rect, CWnd::adjustOutside);
  290. m_rloc = rect;
  292. return;
  293. }
  295. void CISeeExplorerView::DrawDem(CDC *pDC)
  296. {
  297. if (m_wsdisp == ISEE_EXPLORER_VIEW_SWITCH_DISP_AUTO)
  298. return;
  300. CPen *pOldPen = pDC->SelectObject((CPen*)&m_sbn);
  302. if ((m_pCRRt)&&(!m_rdisploc.IsRectNull())&&(m_bsil))
  303. {
  304. ASSERT(!m_rimgrect.IsRectNull());
  306. int   i;
  307. float fdemx = (m_xr.x-m_xl.x)/(float)m_rimgrect.Width();
  308. float fdemy = (m_yb.y-m_yt.y)/(float)m_rimgrect.Height();
  309. float fx = ((float)m_rmax.Width())/10;
  310. float fy = ((float)m_rmax.Height())/10;
  312. m_rdemx.left = (LONG)((float)m_xl.x + m_rdisploc.left*fdemx);
  313. m_rdemx.top  = m_xl.y;
  314. m_rdemx.right  = (LONG)((float)m_xl.x + m_rdisploc.right*fdemx);
  315. m_rdemx.bottom = m_xl.y;
  316. m_rdemy.left = m_yt.x;
  317. m_rdemy.top  = (LONG)((float)m_yt.y + m_rdisploc.top*fdemy);
  318. m_rdemy.right  = m_yt.x;
  319. m_rdemy.bottom = (LONG)((float)m_yt.y + m_rdisploc.bottom*fdemy);
  321. int foci = (m_wsfoci == 0) ? 1 : ::abs(m_wsfoci);
  322. BOOL  bSing = ((m_rdisploc.Width()/foci<m_rimgrect.Width()/foci)&&
  323. (m_rdisploc.Height()/foci<m_rimgrect.Height()/foci)) ? TRUE:FALSE;
  325. if (m_rdisploc.Width()/foci < m_rimgrect.Width()/foci)
  326. {
  327. for (i=0;i<=10;i++)
  328. {
  329. if (i == 0)
  330. {
  331. pDC->MoveTo(m_xl);
  332. pDC->LineTo(m_xl.x, m_xl.y-ISEE_EXPLORER_VIEW_DEM_HEAD);
  333. }
  334. else if (i == 10)
  335. {
  336. pDC->MoveTo(m_xl.x+(int)(i*fx+0.5), m_xl.y);
  337. pDC->LineTo(m_xl.x+(int)(i*fx+0.5), m_xl.y-ISEE_EXPLORER_VIEW_DEM_TAIL);
  338. }
  339. else
  340. {
  341. pDC->MoveTo(m_xl.x+(int)(i*fx+0.5), m_xl.y);
  342. pDC->LineTo(m_xl.x+(int)(i*fx+0.5), m_xl.y-ISEE_EXPLORER_VIEW_DEM_NAML);
  343. }
  344. }
  345. pDC->MoveTo(m_xl);
  346. pDC->LineTo(m_rdemx.TopLeft());
  347. pDC->SelectObject((CPen*)&m_scn);
  348. pDC->LineTo(m_rdemx.BottomRight());
  349. pDC->SelectObject((CPen*)&m_sbn);
  350. pDC->LineTo(m_xr);
  351. }
  353. if (m_rdisploc.Height()/foci < m_rimgrect.Height()/foci)
  354. {
  355. for (i=0;i<=10;i++)
  356. {
  357. if (i == 0)
  358. {
  359. pDC->MoveTo(m_yt);
  360. pDC->LineTo(m_yt.x-ISEE_EXPLORER_VIEW_DEM_HEAD, m_yt.y);
  361. }
  362. else if (i == 10)
  363. {
  364. pDC->MoveTo(m_yt.x, m_yt.y+(int)(i*fy+0.5));
  365. pDC->LineTo(m_yt.x-ISEE_EXPLORER_VIEW_DEM_TAIL, m_yt.y+(int)(i*fy+0.5));
  366. }
  367. else
  368. {
  369. pDC->MoveTo(m_yt.x, m_yt.y+(int)(i*fy+0.5));
  370. pDC->LineTo(m_yt.x-ISEE_EXPLORER_VIEW_DEM_NAML, m_yt.y+(int)(i*fy+0.5));
  371. }
  372. }
  373. pDC->MoveTo(m_yt);
  374. pDC->LineTo(m_rdemy.TopLeft());
  375. pDC->SelectObject((CPen*)&m_scn);
  376. pDC->LineTo(m_rdemy.BottomRight());
  377. pDC->SelectObject((CPen*)&m_sbn);
  378. pDC->LineTo(m_yb);
  379. }
  381. if (bSing)
  382. pDC->Rectangle(m_xr.x+1, m_yb.y+1, m_yb.x+1, m_xr.y+1);
  383. }
  385. pDC->SelectObject(pOldPen);
  386. }
  388. void CISeeExplorerView::OnViewSwitch() 
  389. {
  390. m_wsdisp = (ISEE_EXPLORER_VIEW_SWITCH_DISP_AUTO == m_wsdisp) ? ISEE_EXPLORER_VIEW_SWITCH_DISP_HAND:ISEE_EXPLORER_VIEW_SWITCH_DISP_AUTO;
  391. UpdateWSize();
  392. m_ws.PostMessage(IMN_CHANGING_FOCI, 0, (LPARAM)(CRect*)&m_rcur);
  393. m_ws.MoveWindow(m_rloc, TRUE);
  394. RedrawWindow();
  395. }
  397. void CISeeExplorerView::OnUpdateViewSwitch(CCmdUI* pCmdUI) 
  398. {
  399. if (ISEE_EXPLORER_VIEW_SWITCH_DISP_AUTO == m_wsdisp)
  400. pCmdUI->SetCheck(0);
  401. else
  402. pCmdUI->SetCheck(1);
  403. }
  405. void CISeeExplorerView::OnViewZoom() 
  406. {
  407. m_wsfoci = ISEE_EXPLORER_VIEW_FOCI_ZOOM;
  408. UpdateWSize();
  409. m_ws.SendMessage(IMN_CHANGING_FOCI, 0, (LPARAM)(CRect*)&m_rcur);
  410. m_ws.MoveWindow(m_rloc, TRUE);
  411. RedrawWindow();
  412. }
  414. void CISeeExplorerView::OnUpdateViewZoom(CCmdUI* pCmdUI) 
  415. {
  416. if (m_wsdisp == ISEE_EXPLORER_VIEW_SWITCH_DISP_AUTO)
  417. pCmdUI->Enable(FALSE);
  418. else
  419. {
  420. if (m_wsfoci == ISEE_EXPLORER_VIEW_FOCI_ZOOM)
  421. pCmdUI->Enable(FALSE);
  422. else
  423. pCmdUI->Enable();
  424. }
  425. }
  427. void CISeeExplorerView::OnViewZoomin() 
  428. {
  429. ASSERT(m_wsfoci > ISEE_EXPLORER_VIEW_FOCI_IN);
  431. if (::abs(--m_wsfoci) == 1)
  432. m_wsfoci--;
  433. UpdateWSize();
  434. m_ws.SendMessage(IMN_CHANGING_FOCI, 0, (LPARAM)(CRect*)&m_rcur);
  435. m_ws.MoveWindow(m_rloc, TRUE);
  436. RedrawWindow();
  437. }
  439. void CISeeExplorerView::OnUpdateViewZoomin(CCmdUI* pCmdUI) 
  440. {
  441. if (m_wsdisp == ISEE_EXPLORER_VIEW_SWITCH_DISP_AUTO)
  442. pCmdUI->Enable(FALSE);
  443. else
  444. {
  445. if (m_wsfoci > (ISEE_EXPLORER_VIEW_FOCI_IN+1))
  446. pCmdUI->Enable();
  447. else
  448. pCmdUI->Enable(FALSE);
  449. }
  450. }
  452. void CISeeExplorerView::OnViewZoomout() 
  453. {
  454. ASSERT(m_wsfoci < ISEE_EXPLORER_VIEW_FOCI_OUT);
  456. if (::abs(++m_wsfoci) == 1)
  457. m_wsfoci++;
  458. UpdateWSize();
  459. m_ws.SendMessage(IMN_CHANGING_FOCI, 0, (LPARAM)(CRect*)&m_rcur);
  460. m_ws.MoveWindow(m_rloc, TRUE);
  461. RedrawWindow();
  462. }
  464. void CISeeExplorerView::OnUpdateViewZoomout(CCmdUI* pCmdUI) 
  465. {
  466. if (m_wsdisp == ISEE_EXPLORER_VIEW_SWITCH_DISP_AUTO)
  467. pCmdUI->Enable(FALSE);
  468. else
  469. {
  470. if (m_wsfoci < (ISEE_EXPLORER_VIEW_FOCI_OUT-1))
  471. pCmdUI->Enable();
  472. else
  473. pCmdUI->Enable(FALSE);
  474. }
  475. }
  477. int CISeeExplorerView::GetDispMode()
  478. {
  479. return m_wsdisp;
  480. }
  482. int CISeeExplorerView::GetFoci()
  483. {
  484. return m_wsfoci;
  485. }
  487. BOOL CISeeExplorerView::GetSliMark()
  488. {
  489. return m_bsil;
  490. }
  492. LONG CISeeExplorerView::OnChangDem(UINT parm1, LONG parm2)
  493. {
  494. m_rdisploc = *((CRect*)parm1);
  495. m_rimgrect = *((CRect*)parm2);
  497. CDC dc;
  498. HDC hDC = ::GetDC(GetSafeHwnd());
  499. dc.Attach(hDC);
  501. DrawDem(&dc);
  503. hDC = dc.Detach();
  504. ::ReleaseDC(GetSafeHwnd(), hDC);
  506. return 0L;
  507. }
  509. LONG CISeeExplorerView::OnSelChanged(UINT pm1, LONG pm2)
  510. {
  511. if (!GetCurCRRt())
  512. return -1;
  514. m_pCRRt = GetCurCRRt();
  516. while (m_pCRRt->GetResult() == IRWERRT_ING);
  518. m_wsfoci = ISEE_EXPLORER_VIEW_FOCI_ZOOM;
  520. UpdateWSize();
  521. m_ws.PostMessage(IMN_CHANGING_IMAGE, 0, (LPARAM)(CRect*)&m_rcur);
  522. m_ws.MoveWindow(m_rloc, TRUE);
  523. InvalidateRect(NULL);
  525. return 0L;
  526. }