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00001 /* 00002 * Copyright (c) 2009, Willow Garage, Inc. 00003 * All rights reserved. 00004 * 00005 * Redistribution and use in source and binary forms, with or without 00006 * modification, are permitted provided that the following conditions are met: 00007 * 00008 * * Redistributions of source code must retain the above copyright 00009 * notice, this list of conditions and the following disclaimer. 00010 * * Redistributions in binary form must reproduce the above copyright 00011 * notice, this list of conditions and the following disclaimer in the 00012 * documentation and/or other materials provided with the distribution. 00013 * * Neither the name of the Willow Garage, Inc. nor the names of its 00014 * contributors may be used to endorse or promote products derived from 00015 * this software without specific prior written permission. 00016 * 00017 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" 00018 * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 00019 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 00020 * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE 00021 * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR 00022 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF 00023 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS 00024 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN 00025 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) 00026 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE 00027 * POSSIBILITY OF SUCH DAMAGE. 00028 */ 00029 00030 #include "splash_screen.h" 00031 00032 #include <wx/dcclient.h> 00033 00034 #define TEXT_AREA_HEIGHT 16 00035 00036 namespace rviz 00037 { 00038 00039 SplashScreen::SplashScreen(wxWindow* parent, const wxBitmap& background) 00040 : wxFrame(0, wxID_ANY, wxT(""), wxDefaultPosition, wxDefaultSize, wxFRAME_NO_TASKBAR|wxFRAME_FLOAT_ON_PARENT) 00041 , background_(background) 00042 { 00043 Connect(wxEVT_PAINT, wxPaintEventHandler(SplashScreen::onPaint), 0, this); 00044 00045 wxSize size = wxSize(background_.GetWidth(), background_.GetHeight()); 00046 size.SetHeight(size.GetHeight() + TEXT_AREA_HEIGHT); 00047 SetSize(size); 00048 00049 wxSize display_size = wxGetDisplaySize(); 00050 SetPosition(wxPoint(display_size.GetWidth()/2 - size.GetWidth()/2, display_size.GetHeight()/2 - size.GetHeight()/2)); 00051 } 00052 00053 SplashScreen::~SplashScreen() 00054 { 00055 00056 } 00057 00058 void SplashScreen::setState(const std::string& state) 00059 { 00060 state_ = state; 00061 Refresh(); 00062 } 00063 00064 void SplashScreen::onPaint(wxPaintEvent& evt) 00065 { 00066 wxPaintDC dc(this); 00067 00068 wxSize text_size = dc.GetTextExtent(wxString::FromAscii(state_.c_str())); 00069 00070 dc.DrawBitmap(background_, 0, 0); 00071 dc.SetBrush(*wxWHITE_BRUSH); 00072 dc.DrawRectangle(0, background_.GetHeight(), background_.GetWidth(), TEXT_AREA_HEIGHT); 00073 dc.DrawText(wxString::FromAscii(state_.c_str()), 4, background_.GetHeight() + (TEXT_AREA_HEIGHT/2) - (text_size.GetHeight()/2)); 00074 } 00075 00076 }