| virtual void OglGui::Graph::WndMouseFunc | ( | int | msg, | |
| int | btn, | |||
| int | state, | |||
| int | x, | |||
| int | y | |||
| ) | [inline, virtual] |
Definition at line 390 of file Graph.h.
References OglGui::SizableWindow::ClampMinMax(), DoScaling(), OglGui::OglWindow::GetDimensions(), OglGui::OglWindow::GetOGLWND(), OglGui::Window::GetParent(), OglGui::OglWindow::H(), mLastX, OglGui::SizableWindow::mMaxH, OglGui::SizableWindow::mMaxW, OglGui::SizableWindow::mMinH, OglGui::SizableWindow::mMinW, mNormX, mNormY, OglGui::OglWindow::mOglWnd, OglGui::SizableWindow::MouseFunc(), mStartTopX, mStartTopY, mZoomable, mZooming, OglGui::OglWindow::SetDimensions(), StartScalers(), and OglGui::OglWindow::W().
Referenced by MouseFunc().
00391 { 00392 bool zoomState = (state==(oglLeftButton|oglControl|oglShift)); 00393 if (!zoomState) 00394 mZooming = false; 00395 if (!mZooming && !zoomState) 00396 SizableWindow::MouseFunc(msg, btn, state, x, y); 00397 if (msg == oglMouseDown && btn == oglLeftButton && zoomState) 00398 { 00399 mZooming = mZoomable ? true : false; 00400 mStartTopX = x; 00401 mStartTopY = y; 00402 oglSys.VPToTopWndI(mOglWnd, &mStartTopX, &mStartTopY); 00403 mLastX = mStartTopX; 00404 mNormX = x / (float) W(); 00405 mNormY = y / (float) H(); 00406 if (mZooming) 00407 StartScalers(); 00408 } 00409 if (msg == oglMouseMove && mZooming) 00410 { 00411 int topX = x, topY = y; 00412 oglSys.VPToTopWndI(mOglWnd,&topX, &topY); 00413 int difX = mLastX-topX; 00414 int nX, nY, nW, nH; 00415 GetDimensions(nX,nY,nW,nH); 00416 int nnW = (1.0-(difX/100.0)) * nW; 00417 if (nnW==nW && difX) // If rounding stops size difference 00418 nnW -= difX; 00419 if (nnW >= mMinW && nnW <= mMaxW) 00420 nW = nnW; 00421 int nnH = (1.0-(difX/100.0)) * nH; 00422 if (nnH==nH && difX) // If rounding stops size difference 00423 nnH -= difX; 00424 if (nnH >= mMinH && nnH <= mMaxH) 00425 nH = nnH; 00426 nX = mStartTopX - mNormX * nW; 00427 nY = mStartTopY - mNormY * nH; 00428 oglSys.TopWndToVPI(GetParent()->GetOGLWND(), &nX, &nY); 00429 ClampMinMax(nX, nY, nW, nH); 00430 SetDimensions(nX, nY, nW, nH); 00431 DoScaling(); 00432 mLastX = topX; 00433 } 00434 }
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