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torben |
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<%pre> |
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#include "gd-cpp/gdpp.h" |
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inline int validColor(int val) |
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{ |
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if (val<0) |
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return 0; |
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if (val > 255) |
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return 255; |
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return val; |
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} |
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inline void decodeRGBString(const std::string& rgb, int& red, int& green, int& blue) |
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{ |
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torben |
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char *rend=0,*gend=0,*bend=0; |
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torben |
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int tmpred = strtol( rgb.substr(0,2).c_str(), &rend, 16); |
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int tmpgreen = strtol( rgb.substr(2,2).c_str(), &rend, 16); |
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int tmpblue = strtol( rgb.substr(4,2).c_str(), &rend, 16); |
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if (*rend == 0 && *gend==0 && *bend==0) |
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{ |
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red = tmpred; |
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green = tmpgreen; |
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blue = tmpblue; |
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} |
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} |
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</%pre> |
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<{ |
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int red = validColor(atoi(qparam.param("r").c_str())); |
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int green = validColor(atoi(qparam.param("g").c_str())); |
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int blue = validColor(atoi(qparam.param("b").c_str())); |
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int bg_red = 255; |
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int bg_green = 255; |
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int bg_blue = 255; |
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if (qparam.param("bg_r").size() >0) |
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bg_red = validColor(atoi(qparam.param("bg_r").c_str())); |
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if (qparam.param("bg_g").size() >0) |
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bg_green = validColor(atoi(qparam.param("bg_g").c_str())); |
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if (qparam.param("bg_b").size() >0) |
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bg_blue = validColor(atoi(qparam.param("bg_b").c_str())); |
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int size = 20; |
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if (qparam.param("size").size() >0) |
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size = atoi(qparam.param("size").c_str()); |
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if (qparam.param("rgb").size() == 6) |
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{ |
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decodeRGBString(qparam.param("rgb"), red, green, blue); |
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} |
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if (qparam.param("bg_rgb").size() == 6) |
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{ |
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decodeRGBString(qparam.param("bg_rgb"), bg_red, bg_green, bg_blue); |
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} |
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GD::Image image; |
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image.CreateTrueColor( GD::Size(70,70)); |
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GD::TrueColor background(bg_red, bg_green, bg_blue); |
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GD::TrueColor grey(128,128,128); |
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GD::TrueColor black(10,10,10); |
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GD::TrueColor status(red,green,blue); |
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GD::TrueColor light(validColor(red+155),validColor(green+155),validColor(blue+155)); |
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GD::TrueColor dark(validColor(red-75),validColor(green-75),validColor(blue-75)); |
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image.FilledRectangle( GD::Point(0,0), GD::Point(69,69), background.Int()); |
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image.FilledEllipse( 38,38,60,60, grey.Int()); |
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image.FilledEllipse( 32,32,60,60, black.Int()); |
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image.FilledEllipse( 31,31,50,50, status.Int()); |
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image.FilledArc(31,31,40,40,0,90,dark.Int(), gdPie); |
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image.FilledArc(31,31,40,40,180,270,light.Int(), gdPie); |
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image.FilledEllipse(31,31,20,20,status.Int()); |
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GD::Image out; |
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out.CreateTrueColor(size,size); |
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out.CopyResampled(image,0,0,0,0,size,size,70,70); |
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reply.setContentType("image/png"); |
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int img_size; |
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unsigned char* ptr = (unsigned char*) out.Png(&img_size); |
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for (int i=0; i<img_size; i++) |
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reply.out() << ptr[i]; |
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gdFree(ptr); |
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}> |
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