1 | /*============================================================================= |
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2 | |
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3 | Program: JuxtaView for SAGE |
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4 | Module: JuxtaSCUI.cpp - Part of JuxtaView's UI |
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5 | Authors: Arun Rao, arao@evl.uic.edu, |
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6 | Ratko Jagodic, rjagodic@evl.uic.edu, |
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7 | Nicholas Schwarz, schwarz@evl.uic.edu, |
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8 | Luc Renambot, luc@evl.uic.edu, |
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9 | et al. |
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10 | Date: 30 September 2004 |
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11 | Modified: 15 August 2005 |
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12 | |
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13 | Copyright (c) 2005 Electronic Visualization Laboratory, |
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14 | University of Illinois at Chicago |
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15 | |
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16 | All rights reserved. |
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17 | * |
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18 | * Redistribution and use in source and binary forms, with or without |
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19 | * modification, are permitted provided that the following conditions are met: |
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20 | * |
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21 | * * Redistributions of source code must retain the above copyright |
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22 | * notice, this list of conditions and the following disclaimer. |
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23 | * * Redistributions in binary form must reproduce the above |
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24 | * copyright notice, this list of conditions and the following disclaimer |
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25 | * in the documentation and/or other materials provided with the distribution. |
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26 | * * Neither the name of the University of Illinois at Chicago nor |
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27 | * the names of its contributors may be used to endorse or promote |
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28 | * products derived from this software without specific prior written permission. |
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29 | * |
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30 | * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS |
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31 | * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT |
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32 | * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR |
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33 | * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR |
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34 | * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, |
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35 | * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, |
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36 | * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR |
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37 | * PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF |
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38 | * LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING |
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39 | * NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS |
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40 | * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
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41 | * |
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42 | * Direct questions, comments etc about SAGE to http://www.evl.uic.edu/cavern/forum/ |
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43 | * |
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44 | *****************************************************************************/ |
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45 | |
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46 | |
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47 | #include "JuxtaSCUI.h" |
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48 | |
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49 | void SkipComments(FILE* fin,char commentFlag); |
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50 | #define COMMENT_FLAG '#' |
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51 | |
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52 | JuxtaSCUIFrame::JuxtaSCUIFrame(bool ov, char* skinfilename,wxWindow* parent, int id, const wxString& title, |
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53 | const wxPoint& pos, const wxSize& size, long style) |
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54 | :wxFrame(parent,id,title,pos,size,style) |
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55 | { |
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56 | QUANTAinit(); |
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57 | client = NULL; |
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58 | num_clients = 0; |
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59 | |
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60 | |
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61 | //---------setup the ui |
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62 | wxImage* img; |
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63 | wxBitmapButton* bmpbtn; |
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64 | wxBitmap* bmp; |
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65 | wxPanel* panel; |
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66 | char buffer[100]; |
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67 | char background[100]; |
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68 | char upfile[100]; |
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69 | char downfile[100]; |
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70 | int xpos,ypos; |
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71 | |
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72 | gApp->SetTopWindow(this); |
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73 | |
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74 | panel = new wxPanel(this,-1); |
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75 | |
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76 | //background |
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77 | wxInitAllImageHandlers(); |
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78 | FILE* skinfile = NULL; |
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79 | |
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80 | if(skinfilename == NULL) |
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81 | skinfile = fopen("Skins/default.jsk","r"); |
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82 | else |
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83 | skinfile = fopen(skinfilename,"r"); |
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84 | |
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85 | if(skinfile == NULL) |
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86 | return; |
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87 | |
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88 | SkipComments(skinfile,COMMENT_FLAG); |
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89 | |
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90 | //get the background filename |
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91 | fscanf(skinfile,"%s\n",background); |
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92 | img = new wxImage(background); |
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93 | bmp = new wxBitmap((*img)); |
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94 | statbmp = new wxStaticBitmap(panel,20,(*bmp),wxPoint(0,0)); |
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95 | #if defined(_WIN32) || defined(WIN32) || defined(WINDOWS) || defined(_WINDOWS_) |
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96 | statbmp->Disable(); //to make sure the button pushes go to the buttons, not the background image |
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97 | #endif |
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98 | |
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99 | //get the pan up info |
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100 | SkipComments(skinfile,COMMENT_FLAG); |
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101 | fscanf(skinfile,"%s %s %s (%d,%d)\n",buffer,upfile,downfile,&xpos,&ypos); |
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102 | img = new wxImage(upfile); |
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103 | bmpbtn = new wxBitmapButton(panel,ID_PanUp,(*img),wxPoint(xpos,ypos), |
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104 | wxSize(img->GetWidth(),img->GetHeight()),wxBORDER_NONE); |
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105 | img = new wxImage(downfile); |
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106 | bmpbtn->SetBitmapSelected((*img)); |
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107 | bmpbtn->SetToolTip(buffer); |
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108 | |
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109 | //get the pan down info |
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110 | SkipComments(skinfile,COMMENT_FLAG); |
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111 | fscanf(skinfile,"%s %s %s (%d,%d)\n",buffer,upfile,downfile,&xpos,&ypos); |
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112 | img = new wxImage(upfile); |
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113 | bmpbtn = new wxBitmapButton(panel,ID_PanDown,(*img),wxPoint(xpos,ypos), |
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114 | wxSize(img->GetWidth(),img->GetHeight()),wxBORDER_NONE); |
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115 | img = new wxImage(downfile); |
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116 | bmpbtn->SetBitmapSelected((*img)); |
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117 | bmpbtn->SetToolTip(buffer); |
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118 | |
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119 | //get the pan left info |
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120 | SkipComments(skinfile,COMMENT_FLAG); |
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121 | fscanf(skinfile,"%s %s %s (%d,%d)\n",buffer,upfile,downfile,&xpos,&ypos); |
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122 | img = new wxImage(upfile); |
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123 | bmpbtn = new wxBitmapButton(panel,ID_PanLeft,(*img),wxPoint(xpos,ypos), |
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124 | wxSize(img->GetWidth(),img->GetHeight()),wxBORDER_NONE); |
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125 | img = new wxImage(downfile); |
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126 | bmpbtn->SetBitmapSelected((*img)); |
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127 | bmpbtn->SetToolTip(buffer); |
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128 | |
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129 | //get the pan right info |
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130 | SkipComments(skinfile,COMMENT_FLAG); |
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131 | fscanf(skinfile,"%s %s %s (%d,%d)\n",buffer,upfile,downfile,&xpos,&ypos); |
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132 | img = new wxImage(upfile); |
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133 | bmpbtn = new wxBitmapButton(panel,ID_PanRight,(*img),wxPoint(xpos,ypos), |
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134 | wxSize(img->GetWidth(),img->GetHeight()),wxBORDER_NONE); |
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135 | img = new wxImage(downfile); |
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136 | bmpbtn->SetBitmapSelected((*img)); |
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137 | bmpbtn->SetToolTip(buffer); |
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138 | |
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139 | //get the fast pan up info |
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140 | SkipComments(skinfile,COMMENT_FLAG); |
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141 | fscanf(skinfile,"%s %s %s (%d,%d)\n",buffer,upfile,downfile,&xpos,&ypos); |
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142 | img = new wxImage(upfile); |
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143 | bmpbtn = new wxBitmapButton(panel,ID_FastPanUp,(*img),wxPoint(xpos,ypos), |
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144 | wxSize(img->GetWidth(),img->GetHeight()),wxBORDER_NONE); |
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145 | img = new wxImage(downfile); |
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146 | bmpbtn->SetBitmapSelected((*img)); |
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147 | bmpbtn->SetToolTip(buffer); |
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148 | |
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149 | //load up the fast pan down button |
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150 | SkipComments(skinfile,COMMENT_FLAG); |
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151 | fscanf(skinfile,"%s %s %s (%d,%d)\n",buffer,upfile,downfile,&xpos,&ypos); |
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152 | img = new wxImage(upfile); |
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153 | bmpbtn = new wxBitmapButton(panel,ID_FastPanDown,(*img),wxPoint(xpos,ypos), |
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154 | wxSize(img->GetWidth(),img->GetHeight()),wxBORDER_NONE); |
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155 | img = new wxImage(downfile); |
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156 | bmpbtn->SetBitmapSelected((*img)); |
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157 | bmpbtn->SetToolTip(buffer); |
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158 | |
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159 | //load up the fast pan left button |
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160 | SkipComments(skinfile,COMMENT_FLAG); |
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161 | fscanf(skinfile,"%s %s %s (%d,%d)\n",buffer,upfile,downfile,&xpos,&ypos); |
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162 | img = new wxImage(upfile); |
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163 | bmpbtn = new wxBitmapButton(panel,ID_FastPanLeft,(*img),wxPoint(xpos,ypos), |
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164 | wxSize(img->GetWidth(),img->GetHeight()),wxBORDER_NONE); |
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165 | img = new wxImage(downfile); |
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166 | bmpbtn->SetBitmapSelected((*img)); |
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167 | bmpbtn->SetToolTip(buffer); |
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168 | |
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169 | //load up the fast pan right button |
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170 | SkipComments(skinfile,COMMENT_FLAG); |
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171 | fscanf(skinfile,"%s %s %s (%d,%d)\n",buffer,upfile,downfile,&xpos,&ypos); |
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172 | img = new wxImage(upfile); |
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173 | bmpbtn = new wxBitmapButton(panel,ID_FastPanRight,(*img),wxPoint(xpos,ypos), |
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174 | wxSize(img->GetWidth(),img->GetHeight()),wxBORDER_NONE); |
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175 | img = new wxImage(downfile); |
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176 | bmpbtn->SetBitmapSelected((*img)); |
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177 | bmpbtn->SetToolTip(buffer); |
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178 | |
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179 | //load up the zoom in button |
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180 | SkipComments(skinfile,COMMENT_FLAG); |
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181 | fscanf(skinfile,"%s %s %s (%d,%d)\n",buffer,upfile,downfile,&xpos,&ypos); |
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182 | img = new wxImage(upfile); |
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183 | bmpbtn = new wxBitmapButton(panel,ID_ZoomIn,(*img),wxPoint(xpos,ypos), |
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184 | wxSize(img->GetWidth(),img->GetHeight()),wxBORDER_NONE); |
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185 | img = new wxImage(downfile); |
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186 | bmpbtn->SetBitmapSelected((*img)); |
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187 | bmpbtn->SetToolTip(buffer); |
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188 | |
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189 | //load up the zoom out button |
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190 | SkipComments(skinfile,COMMENT_FLAG); |
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191 | fscanf(skinfile,"%s %s %s (%d,%d)\n",buffer,upfile,downfile,&xpos,&ypos); |
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192 | img = new wxImage(upfile); |
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193 | bmpbtn = new wxBitmapButton(panel,ID_ZoomOut,(*img),wxPoint(xpos,ypos), |
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194 | wxSize(img->GetWidth(),img->GetHeight()),wxBORDER_NONE); |
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195 | img = new wxImage(downfile); |
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196 | bmpbtn->SetBitmapSelected((*img)); |
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197 | bmpbtn->SetToolTip(buffer); |
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198 | |
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199 | //load up the Quit button |
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200 | SkipComments(skinfile,COMMENT_FLAG); |
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201 | fscanf(skinfile,"%s %s %s (%d,%d)\n",buffer,upfile,downfile,&xpos,&ypos); |
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202 | img = new wxImage(upfile); |
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203 | bmpbtn = new wxBitmapButton(panel,ID_Quit,(*img),wxPoint(xpos,ypos), |
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204 | wxSize(img->GetWidth(),img->GetHeight()),wxBORDER_NONE); |
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205 | img = new wxImage(downfile); |
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206 | bmpbtn->SetBitmapSelected((*img)); |
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207 | bmpbtn->SetToolTip(buffer); |
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208 | |
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209 | fclose(skinfile); |
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210 | |
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211 | overviewframe = NULL; |
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212 | showoverview = ov; |
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213 | |
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214 | } |
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215 | |
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216 | |
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217 | void JuxtaSCUIFrame::Show() |
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218 | { |
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219 | for (int i = 0 ; i < num_clients ; i++) |
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220 | if(overviewframe[i] && showoverview) |
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221 | overviewframe[i]->Show(); |
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222 | |
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223 | wxFrame::Show(); |
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224 | } |
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225 | |
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226 | |
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227 | BEGIN_EVENT_TABLE( JuxtaSCUIFrame, wxFrame) |
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228 | EVT_BUTTON( ID_PanUp, JuxtaSCUIFrame::OnEvent) |
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229 | EVT_BUTTON( ID_PanDown, JuxtaSCUIFrame::OnEvent) |
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230 | EVT_BUTTON( ID_PanLeft, JuxtaSCUIFrame::OnEvent) |
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231 | EVT_BUTTON( ID_PanRight, JuxtaSCUIFrame::OnEvent) |
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232 | EVT_BUTTON( ID_FastPanUp, JuxtaSCUIFrame::OnEvent) |
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233 | EVT_BUTTON( ID_FastPanDown, JuxtaSCUIFrame::OnEvent) |
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234 | EVT_BUTTON( ID_FastPanLeft, JuxtaSCUIFrame::OnEvent) |
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235 | EVT_BUTTON( ID_FastPanRight, JuxtaSCUIFrame::OnEvent) |
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236 | EVT_BUTTON( ID_ZoomIn, JuxtaSCUIFrame::OnEvent) |
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237 | EVT_BUTTON( ID_ZoomOut, JuxtaSCUIFrame::OnEvent) |
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238 | EVT_BUTTON( ID_Quit, JuxtaSCUIFrame::OnEvent) |
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239 | END_EVENT_TABLE() |
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240 | |
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241 | //------------------------------------------ |
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242 | JuxtaSCUIFrame::~JuxtaSCUIFrame() |
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243 | { |
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244 | |
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245 | if(client) |
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246 | { |
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247 | PassEvent(JVQUIT); |
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248 | for (int i = 0 ; i < num_clients ; i++) { |
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249 | client[i] -> close(); |
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250 | delete client[i]; |
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251 | client[i] = NULL; |
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252 | } |
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253 | delete client; |
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254 | } |
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255 | |
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256 | } |
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257 | |
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258 | |
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259 | //------------------------------------------ |
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260 | void JuxtaSCUIFrame::Init(char* configfilename) |
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261 | { |
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262 | FILE* fin = fopen(configfilename,"r"); |
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263 | if(!fin) |
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264 | return; |
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265 | |
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266 | char ip[32]; |
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267 | int port; |
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268 | memset(ip,0,32); |
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269 | |
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270 | // get number of clients to connect to |
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271 | fscanf(fin,"%d", &num_clients); |
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272 | |
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273 | // allocate array of pointers to clients |
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274 | client = new QUANTAnet_tcpClient_c *[num_clients]; |
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275 | |
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276 | // allocate array of pointers to overview frames |
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277 | overviewframe = new JuxtaOverviewFrame *[num_clients]; |
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278 | |
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279 | // allocate QUANTA objects for each client |
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280 | for (int i = 0 ; i < num_clients ; i++) { |
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281 | client[i] = new QUANTAnet_tcpClient_c(); |
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282 | } |
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283 | |
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284 | cout << "*****Number of clients: " << num_clients << endl; |
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285 | |
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286 | for (int i = 0 ; i < num_clients ; i++) { |
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287 | |
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288 | // read client info and connect |
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289 | fscanf(fin,"%s : %d\n",ip,&port); |
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290 | |
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291 | //client[i] = new QUANTAnet_tcpClient_c(); |
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292 | if(client[i] -> connectToServer(ip, port) < 0) |
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293 | { |
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294 | client[i] -> close(); |
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295 | delete client[i]; |
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296 | client[i] = NULL; |
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297 | |
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298 | #if DEBUG |
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299 | wxMessageBox("Failed To Connect To Server.\nMake sure juxtauiclient.conf file has correct server ip and port number.\nCorrect format is \"server ip\" : \"port number\""); |
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300 | #endif |
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301 | } |
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302 | |
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303 | else |
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304 | { |
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305 | //make sure the user didn't disable the overview |
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306 | if(showoverview) |
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307 | { |
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308 | fprintf(stderr,"Attempting to load overview\n"); |
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309 | //ask for the overview!!!! |
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310 | overviewframe[i] = new JuxtaOverviewFrame(gApp->GetTopWindow(), |
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311 | -1,"Overview", |
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312 | wxPoint(wxWindow::GetSize().GetWidth(),0), |
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313 | wxSize(100,200), |
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314 | wxMINIMIZE_BOX | wxFRAME_NO_TASKBAR | wxRESIZE_BORDER); |
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315 | overviewframe[i]->Layout(); |
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316 | overviewframe[i]->Show(); |
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317 | |
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318 | GetOverview(i); |
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319 | GetExtents(i); |
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320 | } |
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321 | else |
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322 | { |
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323 | fprintf(stderr,"Not attempting to make overview\n"); |
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324 | overviewframe[i] = new JuxtaOverviewFrame(0,-1,"",wxPoint(0,0),wxSize(0,0),wxSIMPLE_BORDER); |
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325 | overviewframe[i]->Layout(); |
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326 | overviewframe[i]->Show(); |
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327 | } |
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328 | |
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329 | fflush(stderr); |
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330 | |
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331 | } |
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332 | |
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333 | } |
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334 | |
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335 | /* |
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336 | |
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337 | if(client[0] == NULL) |
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338 | { |
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339 | client[0] -> close(); |
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340 | delete client[i]; |
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341 | client[0] = NULL; |
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342 | |
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343 | #if DEBUG |
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344 | wxMessageBox("Failed To Connect To Server.\nMake sure juxtauicl\ |
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345 | ient.conf file has correct server ip and port number.\nCorrect format is \"serv\ |
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346 | er ip\" : \"port number\""); |
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347 | #endif |
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348 | } |
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349 | else |
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350 | { |
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351 | //make sure the user didn't disable the overview |
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352 | if(showoverview) |
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353 | { |
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354 | fprintf(stderr,"Attempting to load overview\n"); |
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355 | //ask for the overview!!!! |
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356 | overviewframe = new JuxtaOverviewFrame(gApp->GetTopWindow()\ |
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357 | , |
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358 | -1,"Overview", |
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359 | wxPoint(wxWindow::GetSize().GetWidth(),0), |
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360 | wxSize(100,200), |
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361 | wxMINIMIZE_BOX | wxFRAME_NO_TASKBAR | wxRESIZE_BORDER); |
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362 | overviewframe->Layout(); |
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363 | overviewframe->Show(); |
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364 | |
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365 | GetOverview(i); |
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366 | GetExtents(i); |
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367 | } |
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368 | else |
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369 | { |
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370 | fprintf(stderr,"Not attempting to make overview\n"); |
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371 | overviewframe = new JuxtaOverviewFrame(0,-1,"",wxPoint(0,0)\ |
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372 | ,wxSize(0,0),wxSIMPLE_BORDER); |
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373 | overviewframe[i]->Layout(); |
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374 | overviewframe[i]->Show(); |
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375 | } |
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376 | |
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377 | fflush(stderr); |
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378 | |
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379 | } |
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380 | */ |
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381 | fclose(fin); |
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382 | } |
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383 | |
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384 | //------------------------------------------ |
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385 | void JuxtaSCUIFrame::OnEvent(wxCommandEvent& event) |
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386 | { |
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387 | |
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388 | //disable all buttons but quit |
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389 | //here's the tree |
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390 | // this |
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391 | // |_______panel |
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392 | // |________All the buttons!!!!!! |
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393 | |
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394 | // this->GetChildren().GetFirst()->GetData()->Disable(); |
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395 | |
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396 | switch(event.GetId()) |
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397 | { |
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398 | case ID_FastPanLeft: |
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399 | PassEvent(JVFAST_PAN_LEFT); |
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400 | break; |
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401 | case ID_FastPanRight: |
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402 | PassEvent(JVFAST_PAN_RIGHT); |
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403 | break; |
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404 | case ID_FastPanUp: |
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405 | PassEvent(JVFAST_PAN_UP); |
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406 | break; |
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407 | case ID_FastPanDown: |
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408 | PassEvent(JVFAST_PAN_DOWN); |
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409 | break; |
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410 | case ID_PanLeft: |
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411 | PassEvent(JVPAN_LEFT); |
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412 | break; |
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413 | case ID_PanRight: |
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414 | PassEvent(JVPAN_RIGHT); |
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415 | break; |
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416 | case ID_PanUp: |
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417 | PassEvent(JVPAN_UP); |
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418 | break; |
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419 | case ID_PanDown: |
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420 | PassEvent(JVPAN_DOWN); |
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421 | break; |
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422 | case ID_ZoomIn: |
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423 | PassEvent(JVZOOM_IN); |
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424 | break; |
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425 | case ID_ZoomOut: |
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426 | PassEvent(JVZOOM_OUT); |
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427 | break; |
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428 | case ID_Quit: |
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429 | PassEvent(JVQUIT); |
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430 | break; |
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431 | default: |
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432 | break; |
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433 | } //end switch |
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434 | |
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435 | //ask for the extent if it's not quit |
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436 | if( event.GetId() != ID_Quit) |
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437 | |
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438 | for (int i = 0 ; i < num_clients ; i++) { |
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439 | if (overviewframe[i] && showoverview ) |
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440 | { |
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441 | GetExtents(i); |
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442 | if(overviewframe[i]) |
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443 | overviewframe[i]->Refresh(); |
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444 | } |
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445 | } |
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446 | |
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447 | Refresh(); |
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448 | |
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449 | // this->GetChildren().GetFirst()->GetData()->Enable(); |
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450 | |
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451 | } |
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452 | |
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453 | //------------------------------------------ |
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454 | void JuxtaSCUIFrame::BigRefresh() |
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455 | { |
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456 | for (int i = 0 ; i < num_clients ; i++) { |
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457 | if (overviewframe[i] && showoverview ) |
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458 | { |
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459 | GetExtents(i); |
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460 | if(overviewframe[i]) |
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461 | overviewframe[i]->Refresh(); |
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462 | } |
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463 | } |
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464 | |
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465 | Refresh(); |
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466 | |
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467 | } |
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468 | |
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469 | //------------------------------------------ |
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470 | void JuxtaSCUIFrame::PassEvent(char* strEvent) |
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471 | { |
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472 | #if DEBUG |
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473 | fprintf(stderr,"passing event %s\n",strEvent); |
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474 | #endif |
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475 | //pass event to server |
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476 | static char sendBuffer[TRANSMISSION_SIZE]; |
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477 | static int size = TRANSMISSION_SIZE; |
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478 | |
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479 | clientMutex.Lock(); |
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480 | memset(sendBuffer,0,TRANSMISSION_SIZE); |
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481 | strcpy(sendBuffer,strEvent); |
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482 | for (int i = 0 ; i < num_clients ; i++) { |
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483 | if(client[i]) |
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484 | { |
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485 | client[i]->write(sendBuffer,&size, QUANTAnet_tcpClient_c::BLOCKING); |
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486 | } |
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487 | } |
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488 | clientMutex.Unlock(); |
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489 | |
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490 | } |
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491 | |
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492 | //------------------------------------------ |
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493 | void JuxtaSCUIFrame::PassBuffer(void* buffer,int size) |
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494 | { |
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495 | clientMutex.Lock(); |
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496 | for (int i = 0 ; i < num_clients ; i++) { |
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497 | if(client[i]) |
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498 | { |
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499 | client[i]->write((const char*)buffer,&size,QUANTAnet_tcpClient_c::BLOCKING); |
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500 | } |
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501 | } |
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502 | clientMutex.Unlock(); |
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503 | |
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504 | } |
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505 | |
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506 | //------------------------------------------ |
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507 | void JuxtaSCUIFrame::GetExtents(int cn) |
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508 | { |
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509 | #if DEBUG |
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510 | fprintf(stderr,"Getting extents for overview\n"); |
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511 | #endif |
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512 | //pass event to server |
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513 | static char sendBuffer[TRANSMISSION_SIZE]; |
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514 | static int sendsize = TRANSMISSION_SIZE; |
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515 | static int readsize = sizeof(float) * 4; |
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516 | |
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517 | memset(sendBuffer,0,TRANSMISSION_SIZE); |
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518 | clientMutex.Lock(); |
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519 | strcpy(sendBuffer,JVEXTENTS); |
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520 | |
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521 | float readarray[4]; |
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522 | if( client[cn] ) |
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523 | { |
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524 | client[cn]->write(sendBuffer,&sendsize,QUANTAnet_tcpClient_c::BLOCKING); |
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525 | //get four floats |
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526 | client[cn]->read((char*)readarray,&readsize,QUANTAnet_tcpClient_c::BLOCKING); |
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527 | if(overviewframe[cn]) |
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528 | overviewframe[cn]->SetExtentRectangle(readarray[0],readarray[1],readarray[2],readarray[3]); |
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529 | |
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530 | #if DEBUG |
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531 | fprintf(stderr,"floats recieved: %f, %f, %f, %f\n",readarray[0],readarray[1],readarray[2],readarray[3]); |
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532 | #endif |
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533 | } |
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534 | clientMutex.Unlock(); |
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535 | |
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536 | } |
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537 | |
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538 | void JuxtaSCUIFrame::GetOverview(int cn) |
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539 | { |
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540 | #if DEBUG |
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541 | fprintf(stderr,"Getting overview image\n"); |
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542 | #endif |
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543 | //pass event to server |
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544 | static char sendBuffer[TRANSMISSION_SIZE]; |
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545 | static int sendsize = TRANSMISSION_SIZE; |
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546 | static int readsize; |
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547 | |
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548 | memset(sendBuffer,0,TRANSMISSION_SIZE); |
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549 | |
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550 | clientMutex.Lock(); |
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551 | strcpy(sendBuffer,JVOVERVIEW); |
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552 | |
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553 | if(client[cn]) |
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554 | { |
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555 | //ask for the overview |
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556 | client[cn]->write(sendBuffer,&sendsize,QUANTAnet_tcpClient_c::BLOCKING); |
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557 | |
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558 | //get two ints |
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559 | int dimarray[2]; |
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560 | readsize = sizeof(int) * 2; |
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561 | client[cn]->read((char*)dimarray,&readsize,QUANTAnet_tcpClient_c::BLOCKING); |
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562 | |
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563 | //get pixels |
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564 | readsize = dimarray[0] * dimarray[1] * 3; |
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565 | unsigned char* img = new unsigned char[readsize]; |
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566 | client[cn]->read((char*)img,&readsize,QUANTAnet_tcpClient_c::BLOCKING); |
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567 | |
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568 | if(overviewframe[cn]) |
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569 | overviewframe[cn]->SetImage(dimarray[0],dimarray[1],img); |
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570 | |
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571 | #if DEBUG |
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572 | fprintf(stderr,"Got overview of dims %d x %d\n",dimarray[0],dimarray[1]); |
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573 | #endif |
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574 | |
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575 | } |
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576 | |
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577 | clientMutex.Unlock(); |
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578 | |
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579 | } |
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580 | |
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581 | //------------------------------------------ |
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582 | |
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583 | void SkipComments(FILE* fin,char commentFlag) |
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584 | { |
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585 | char c; |
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586 | c = fgetc(fin); |
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587 | bool skipline; |
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588 | if( c == commentFlag) |
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589 | { |
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590 | skipline = true; |
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591 | while(skipline) |
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592 | { |
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593 | while( c != '\n' && !feof(fin)) |
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594 | c = fgetc(fin); |
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595 | |
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596 | if(feof(fin)) |
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597 | return; |
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598 | |
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599 | long position = ftell(fin); |
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600 | c = fgetc(fin); |
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601 | if(c != commentFlag) |
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602 | { |
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603 | skipline = false; |
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604 | fseek(fin,position,0); |
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605 | } |
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606 | } |
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607 | } |
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608 | else |
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609 | { |
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610 | fseek(fin, ftell(fin) - 1, 0); |
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611 | } |
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612 | } |
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