重庆推广一个网站,帝国cms转换wordpress,网站怎么做用什么软件,电商网站 外包目录 1、修改代码
Viewer.h#xff1a;
Viewer.cpp#xff1a;
2、显示文本
OpenCasCade 你好啊
霜吹花落 1、修改代码
在文章《Open CASCADE学习|显示模型》基础上#xff0c;增加部分代码#xff0c;实现对文本显示的支持#xff0c;具体如下#xff1a;
Viewer…目录 1、修改代码
Viewer.h
Viewer.cpp
2、显示文本
OpenCasCade 你好啊
霜吹花落 1、修改代码
在文章《Open CASCADE学习|显示模型》基础上增加部分代码实现对文本显示的支持具体如下
Viewer.h
//-----------------------------------------------------------------------------// Created on: 24 August 2017//-----------------------------------------------------------------------------// Copyright (c) 2017, Sergey Slyadnev (sergey.slyadnevgmail.com)// All rights reserved.//// Redistribution and use in source and binary forms, with or without// modification, are permitted provided that the following conditions are met://// * Redistributions of source code must retain the above copyright// notice, this list of conditions and the following disclaimer.// * Redistributions in binary form must reproduce the above copyright// notice, this list of conditions and the following disclaimer in the// documentation and/or other materials provided with the distribution.// * Neither the name of the copyright holder(s) nor the// names of all contributors may be used to endorse or promote products// derived from this software without specific prior written permission.//// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS AS IS AND// ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED// WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE// DISCLAIMED. IN NO EVENT SHALL THE AUTHORS OR CONTRIBUTORS BE LIABLE FOR ANY// DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES// (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;// LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND// ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT// (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS// SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.//-----------------------------------------------------------------------------#pragma once#ifdef _WIN32#include Windows.h#endif// Local includes#include ViewerInteractor.h// OpenCascade includes#include TopoDS_Shape.hxx#include AIS_TextLabel.hxx#include WNT_Window.hxx// Standard includes#include vectorclass V3d_Viewer;class V3d_View;class AIS_InteractiveContext;class AIS_ViewController;//-----------------------------------------------------------------------------//! Simple 3D viewer.class Viewer{public: Viewer(const int left, const int top, const int width, const int height);public: Viewer operator(const TopoDS_Shape shape) { this-AddShape(shape); return *this; } Viewer operator(const Handle(AIS_TextLabel) label) { this-AddLabel(label); return *this; } void AddShape(const TopoDS_Shape shape); void AddLabel(const Handle(AIS_TextLabel) label); void StartMessageLoop(); void StartMessageLoop2();private: static LRESULT WINAPI wndProcProxy(HWND hwnd, UINT message, WPARAM wparam, LPARAM lparam); LRESULT CALLBACK wndProc(HWND hwnd, UINT message, WPARAM wparam, LPARAM lparam); void init(const HANDLE windowHandle); /* API-related things */private: std::vectorTopoDS_Shape m_shapes; //! Shapes to visualize. std::vectorHandle(AIS_TextLabel) m_labels; //! Shapes to visualize. /* OpenCascades things */private: Handle(V3d_Viewer) m_viewer; Handle(V3d_View) m_view; Handle(AIS_InteractiveContext) m_context; Handle(WNT_Window) m_wntWindow; Handle(ViewerInteractor) m_evtMgr; /* Lower-level things */private: HINSTANCE m_hInstance; //! Handle to the instance of the module. HWND m_hWnd; //! Handle to the instance of the window. bool m_bQuit; //! Indicates whether user want to quit from window.}; Viewer.cpp
//-----------------------------------------------------------------------------
// Created on: 24 August 2017
//-----------------------------------------------------------------------------
// Copyright (c) 2017, Sergey Slyadnev (sergey.slyadnevgmail.com)
// All rights reserved.
//
// Redistribution and use in source and binary forms, with or without
// modification, are permitted provided that the following conditions are met:
//
// * Redistributions of source code must retain the above copyright
// notice, this list of conditions and the following disclaimer.
// * Redistributions in binary form must reproduce the above copyright
// notice, this list of conditions and the following disclaimer in the
// documentation and/or other materials provided with the distribution.
// * Neither the name of the copyright holder(s) nor the
// names of all contributors may be used to endorse or promote products
// derived from this software without specific prior written permission.
//
// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS AS IS AND
// ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
// WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
// DISCLAIMED. IN NO EVENT SHALL THE AUTHORS OR CONTRIBUTORS BE LIABLE FOR ANY
// DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
// (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
// LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
// ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
// (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
// SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
//-----------------------------------------------------------------------------// Own include
#include Viewer.h// OpenCascade includes
#include AIS_InteractiveContext.hxx
#include AIS_Shape.hxx
#include Aspect_DisplayConnection.hxx
#include Aspect_Handle.hxx
#include OpenGl_GraphicDriver.hxx
#include V3d_AmbientLight.hxx
#include V3d_DirectionalLight.hxx
#include V3d_View.hxx
#include V3d_Viewer.hxxnamespace {//! Adjust the style of local selection.//! \param[in] context the AIS context.void AdjustSelectionStyle(const Handle(AIS_InteractiveContext) context){// Initialize style for sub-shape selection.Handle(Prs3d_Drawer) selDrawer new Prs3d_Drawer;//selDrawer-SetLink(context-DefaultDrawer());selDrawer-SetFaceBoundaryDraw(true);selDrawer-SetDisplayMode(1); // ShadedselDrawer-SetTransparency(0.5f);selDrawer-SetZLayer(Graphic3d_ZLayerId_Topmost);selDrawer-SetColor(Quantity_NOC_GOLD);selDrawer-SetBasicFillAreaAspect(new Graphic3d_AspectFillArea3d());// Adjust fill area aspect.const Handle(Graphic3d_AspectFillArea3d)fillArea selDrawer-BasicFillAreaAspect();//fillArea-SetInteriorColor(Quantity_NOC_GOLD);fillArea-SetBackInteriorColor(Quantity_NOC_GOLD);//fillArea-ChangeFrontMaterial().SetMaterialName(Graphic3d_NOM_NEON_GNC);fillArea-ChangeFrontMaterial().SetTransparency(0.4f);fillArea-ChangeBackMaterial().SetMaterialName(Graphic3d_NOM_NEON_GNC);fillArea-ChangeBackMaterial().SetTransparency(0.4f);selDrawer-UnFreeBoundaryAspect()-SetWidth(1.0);// Update AIS context.context-SetHighlightStyle(Prs3d_TypeOfHighlight_LocalSelected, selDrawer);}
}//-----------------------------------------------------------------------------Viewer::Viewer(const int left,const int top,const int width,const int height): m_hWnd(NULL),m_bQuit(false)
{// Register the window class oncestatic HINSTANCE APP_INSTANCE NULL;if (APP_INSTANCE NULL){APP_INSTANCE GetModuleHandleW(NULL);m_hInstance APP_INSTANCE;WNDCLASSW WC;WC.cbClsExtra 0;WC.cbWndExtra 0;WC.hbrBackground (HBRUSH)GetStockObject(BLACK_BRUSH);WC.hCursor LoadCursor(NULL, IDC_ARROW);WC.hIcon LoadIcon(NULL, IDI_APPLICATION);WC.hInstance APP_INSTANCE;WC.lpfnWndProc (WNDPROC)wndProcProxy;WC.lpszClassName LOpenGLClass;WC.lpszMenuName 0;WC.style CS_HREDRAW | CS_VREDRAW | CS_OWNDC;if (!RegisterClassW(WC)){return;}}// Set coordinates for windows area rectangle.RECT Rect;SetRect(Rect,left, top,left width, top height);// Adjust window rectangle.AdjustWindowRect(Rect, WS_OVERLAPPEDWINDOW, false);// Create window.m_hWnd CreateWindow(LOpenGLClass,LQuaoar 3D,WS_OVERLAPPEDWINDOW,Rect.left, Rect.top, // Adjusted x, y positionsRect.right - Rect.left, Rect.bottom - Rect.top, // Adjusted width and heightNULL, NULL,m_hInstance,this);// Check if window has been created successfully.if (m_hWnd NULL){return;}// Show window finally.ShowWindow(m_hWnd, TRUE);HANDLE windowHandle (HANDLE)m_hWnd;this-init(windowHandle);
}//-----------------------------------------------------------------------------void Viewer::AddShape(const TopoDS_Shape shape)
{m_shapes.push_back(shape);
}void Viewer::AddLabel(const Handle(AIS_TextLabel) label)
{m_labels.push_back(label);
}
//-----------------------------------------------------------------------------//! Starts message loop.
void Viewer::StartMessageLoop()
{for (auto sh : m_shapes){Handle(AIS_Shape) shape new AIS_Shape(sh);m_context-Display(shape, true);m_context-SetDisplayMode(shape, AIS_Shaded, true);// Adjust selection style.::AdjustSelectionStyle(m_context);// Activate selection modes.m_context-Activate(4, true); // facesm_context-Activate(2, true); // edges}MSG Msg;while (!m_bQuit){switch (::MsgWaitForMultipleObjectsEx(0, NULL, 12, QS_ALLINPUT, 0)){case WAIT_OBJECT_0:{while (::PeekMessage(Msg, NULL, 0, 0, PM_REMOVE)){if (Msg.message WM_QUIT)m_bQuit true;// return;::TranslateMessage(Msg);::DispatchMessage(Msg);}}}}
}//! Starts message loop.
void Viewer::StartMessageLoop2()
{for (auto sh : m_labels){//Handle(AIS_Shape) shape new AIS_Shape(sh);m_context-Display(sh,0);//m_context-SetDisplayMode(shape, AIS_Shaded, true);// Adjust selection style.::AdjustSelectionStyle(m_context);// Activate selection modes.m_context-Activate(4, true); // facesm_context-Activate(2, true); // edges}MSG Msg;while (!m_bQuit){switch (::MsgWaitForMultipleObjectsEx(0, NULL, 12, QS_ALLINPUT, 0)){case WAIT_OBJECT_0:{while (::PeekMessage(Msg, NULL, 0, 0, PM_REMOVE)){if (Msg.message WM_QUIT)m_bQuit true;// return;::TranslateMessage(Msg);::DispatchMessage(Msg);}}}}
}//-----------------------------------------------------------------------------void Viewer::init(const HANDLE windowHandle)
{static Handle(Aspect_DisplayConnection) displayConnection;//if (displayConnection.IsNull())displayConnection new Aspect_DisplayConnection();HWND winHandle (HWND)windowHandle;//if (winHandle NULL)return;// Create OCCT viewer.Handle(OpenGl_GraphicDriver)graphicDriver new OpenGl_GraphicDriver(displayConnection, false);m_viewer new V3d_Viewer(graphicDriver);// Lightning.Handle(V3d_DirectionalLight) LightDir new V3d_DirectionalLight(V3d_Zneg, Quantity_Color(Quantity_NOC_GRAY97), 1);Handle(V3d_AmbientLight) LightAmb new V3d_AmbientLight();//LightDir-SetDirection(1.0, -2.0, -10.0);//m_viewer-AddLight(LightDir);m_viewer-AddLight(LightAmb);m_viewer-SetLightOn(LightDir);m_viewer-SetLightOn(LightAmb);// AIS context.m_context new AIS_InteractiveContext(m_viewer);// Configure some global props.const Handle(Prs3d_Drawer) contextDrawer m_context-DefaultDrawer();//if (!contextDrawer.IsNull()){const Handle(Prs3d_ShadingAspect) SA contextDrawer-ShadingAspect();const Handle(Graphic3d_AspectFillArea3d) FA SA-Aspect();contextDrawer-SetFaceBoundaryDraw(true); // Draw edges.FA-SetEdgeOff();// Fix for inifinite lines has been reduced to 1000 from its default value 500000.contextDrawer-SetMaximalParameterValue(1000);}// Main view creation.m_view m_viewer-CreateView();m_view-SetImmediateUpdate(false);// Event manager is constructed when both contex and view become available.m_evtMgr new ViewerInteractor(m_view, m_context);// Aspect window creationm_wntWindow new WNT_Window(winHandle);m_view-SetWindow(m_wntWindow, nullptr);//if (!m_wntWindow-IsMapped()){m_wntWindow-Map();}m_view-MustBeResized();// View settings.m_view-SetShadingModel(V3d_PHONG);// Configure rendering parametersGraphic3d_RenderingParams RenderParams m_view-ChangeRenderingParams();RenderParams.IsAntialiasingEnabled true;RenderParams.NbMsaaSamples 8; // Anti-aliasing by multi-samplingRenderParams.IsShadowEnabled false;RenderParams.CollectedStats Graphic3d_RenderingParams::PerfCounters_NONE;
}//-----------------------------------------------------------------------------LRESULT WINAPI Viewer::wndProcProxy(HWND hwnd,UINT message,WPARAM wparam,LPARAM lparam)
{if (message WM_CREATE){// Save pointer to our class instance (sent on window create) to window storage.CREATESTRUCTW* pCreateStruct (CREATESTRUCTW*)lparam;SetWindowLongPtr(hwnd, int(GWLP_USERDATA), (LONG_PTR)pCreateStruct-lpCreateParams);}// Get pointer to our class instance.Viewer* pThis (Viewer*)GetWindowLongPtr(hwnd, int(GWLP_USERDATA));return (pThis ! NULL) ? pThis-wndProc(hwnd, message, wparam, lparam): DefWindowProcW(hwnd, message, wparam, lparam);
}//-----------------------------------------------------------------------------//! Window procedure.
LRESULT Viewer::wndProc(HWND hwnd,UINT message,WPARAM wparam,LPARAM lparam)
{if (m_view.IsNull())return DefWindowProc(hwnd, message, wparam, lparam);switch (message){case WM_PAINT:{PAINTSTRUCT aPaint;BeginPaint(m_hWnd, aPaint);EndPaint(m_hWnd, aPaint);m_evtMgr-ProcessExpose();break;}case WM_SIZE:{m_evtMgr-ProcessConfigure();break;}case WM_MOVE:case WM_MOVING:case WM_SIZING:{switch (m_view-RenderingParams().StereoMode){case Graphic3d_StereoMode_RowInterlaced:case Graphic3d_StereoMode_ColumnInterlaced:case Graphic3d_StereoMode_ChessBoard:{// track window moves to reverse stereo pairm_view-MustBeResized();m_view-Update();break;}default:break;}break;}case WM_KEYUP:case WM_KEYDOWN:{const Aspect_VKey vkey WNT_Window::VirtualKeyFromNative((int)wparam);//if (vkey ! Aspect_VKey_UNKNOWN){const double timeStamp m_evtMgr-EventTime();if (message WM_KEYDOWN){m_evtMgr-KeyDown(vkey, timeStamp);}else{m_evtMgr-KeyUp(vkey, timeStamp);}}break;}case WM_LBUTTONUP:case WM_MBUTTONUP:case WM_RBUTTONUP:case WM_LBUTTONDOWN:case WM_MBUTTONDOWN:case WM_RBUTTONDOWN:{const Graphic3d_Vec2i pos(LOWORD(lparam), HIWORD(lparam));const Aspect_VKeyFlags flags WNT_Window::MouseKeyFlagsFromEvent(wparam);Aspect_VKeyMouse button Aspect_VKeyMouse_NONE;//switch (message){case WM_LBUTTONUP:case WM_LBUTTONDOWN:button Aspect_VKeyMouse_LeftButton;break;case WM_MBUTTONUP:case WM_MBUTTONDOWN:button Aspect_VKeyMouse_MiddleButton;break;case WM_RBUTTONUP:case WM_RBUTTONDOWN:button Aspect_VKeyMouse_RightButton;break;}if (message WM_LBUTTONDOWN|| message WM_MBUTTONDOWN|| message WM_RBUTTONDOWN){SetFocus(hwnd);SetCapture(hwnd);if (!m_evtMgr.IsNull())m_evtMgr-PressMouseButton(pos, button, flags, false);}else{ReleaseCapture();if (!m_evtMgr.IsNull())m_evtMgr-ReleaseMouseButton(pos, button, flags, false);}m_evtMgr-FlushViewEvents(m_context, m_view, true);break;}case WM_MOUSEWHEEL:{const int delta GET_WHEEL_DELTA_WPARAM(wparam);const double deltaF double(delta) / double(WHEEL_DELTA);//const Aspect_VKeyFlags flags WNT_Window::MouseKeyFlagsFromEvent(wparam);//Graphic3d_Vec2i pos(int(short(LOWORD(lparam))), int(short(HIWORD(lparam))));POINT cursorPnt { pos.x(), pos.y() };if (ScreenToClient(hwnd, cursorPnt)){pos.SetValues(cursorPnt.x, cursorPnt.y);}if (!m_evtMgr.IsNull()){m_evtMgr-UpdateMouseScroll(Aspect_ScrollDelta(pos, deltaF, flags));m_evtMgr-FlushViewEvents(m_context, m_view, true);}break;}case WM_MOUSEMOVE:{Graphic3d_Vec2i pos(LOWORD(lparam), HIWORD(lparam));Aspect_VKeyMouse buttons WNT_Window::MouseButtonsFromEvent(wparam);Aspect_VKeyFlags flags WNT_Window::MouseKeyFlagsFromEvent(wparam);// dont make a slide-show from input events - fetch the actual mouse cursor positionCURSORINFO cursor;cursor.cbSize sizeof(cursor);if (::GetCursorInfo(cursor) ! FALSE){POINT cursorPnt { cursor.ptScreenPos.x, cursor.ptScreenPos.y };if (ScreenToClient(hwnd, cursorPnt)){// as we override mouse position, we need overriding also mouse statepos.SetValues(cursorPnt.x, cursorPnt.y);buttons WNT_Window::MouseButtonsAsync();flags WNT_Window::MouseKeyFlagsAsync();}}if (m_wntWindow.IsNull() || (HWND)m_wntWindow-HWindow() ! hwnd){// mouse move events come also for inactive windowsbreak;}if (!m_evtMgr.IsNull()){m_evtMgr-UpdateMousePosition(pos, buttons, flags, false);m_evtMgr-FlushViewEvents(m_context, m_view, true);}break;}default:{break;}case WM_DESTROY:m_bQuit true;}return DefWindowProc(hwnd, message, wparam, lparam);
}2、显示文本
OpenCasCade 你好啊
#include TCollection_ExtendedString.hxx#include Resource_Unicode.hxx#include AIS_TextLabel.hxx#include AIS_InteractiveContext.hxx#includeViewer.hint main() { TCollection_ExtendedString tostr; Standard_CString str OpenCasCade 你好啊; Resource_Unicode::ConvertGBToUnicode(str, tostr); Handle(AIS_TextLabel) aLabel new AIS_TextLabel(); aLabel-SetText(tostr); aLabel-SetColor(Quantity_NOC_RED); aLabel-SetFont(SimHei); Viewer vout(50, 50, 500, 500); vout aLabel; vout.StartMessageLoop2(); return 0; } 霜吹花落
#include TCollection_ExtendedString.hxx#include Resource_Unicode.hxx#include AIS_TextLabel.hxx#include AIS_InteractiveContext.hxx#includeViewer.hint main() { TCollection_ExtendedString tostr; Standard_CString str 霜吹花落; Resource_Unicode::ConvertGBToUnicode(str, tostr); Handle(AIS_TextLabel) aLabel new AIS_TextLabel(); aLabel-SetPosition(gp_Pnt(0, 0, 0)); aLabel-SetText(tostr); aLabel-SetHJustification(Graphic3d_HTA_CENTER); aLabel-SetVJustification(Graphic3d_VTA_CENTER); aLabel-SetHeight(50); aLabel-SetZoomable(false);//如果允许缩放,你会发现放大后字太难看了 aLabel-SetAngle(0); aLabel-SetColor(Quantity_NOC_YELLOW); aLabel-SetFont(SimHei);//一定要设置合适的字体不然不能实现功能 //如果有一天你需要鼠标选中文本时,下面代码有用,高亮文本 Handle(Prs3d_Drawer) aStyle new Prs3d_Drawer(); // 获取高亮风格 aLabel-SetHilightAttributes(aStyle); aStyle-SetMethod(Aspect_TOHM_COLOR); aStyle-SetColor(Quantity_NOC_RED); // 设置高亮颜色 aStyle-SetDisplayMode(1); // 整体高亮 aLabel-SetDynamicHilightAttributes(aStyle); Viewer vout(50, 50, 500, 500); vout aLabel; vout.StartMessageLoop2(); return 0; }
