//StepCanvas.java import java.awt.*; public class StepCanvas extends Canvas{ private static final Color bgcolor = new Color(236,236,236); //private final Color bgcolor = new Color(170,200,200); //private static final Color bgcolor = Color.lightGray; private Font titlefont, labfont, titlefont2, symbolfont, textfont, textfont3, textfont4, textfont2, symbolfont3, symbolfont4, symbolfont2, normalfont, normalfontB, normalfont2, smallfont; public int ystart; public String Bigomega, omega; private int fonto; private int fonto2; private int fonto3; StateVars state; StepCanvas(StateVars state){ super(); this.state = state; setBackground(bgcolor); ystart = state.s55; fonto = state.font14; fonto2 = state.font14; fonto3 = state.font12; } public void paint(Graphics g){ g.clearRect(0,0,getSize().width,getSize().height); g.setColor(bgcolor.darker()); g.fillRect(0,getSize().height-2,getSize().width,2); g.fillRect(getSize().width-2,0,2,getSize().height); g.setColor(bgcolor.brighter()); g.fillRect(0,0,2,getSize().height-1); g.fillRect(0,0,getSize().width-2,2); FontMetrics fm; fm = g.getFontMetrics(); Bigomega = "\u03a9"; omega = "\u03c9"; Graphics2D g2d = (Graphics2D)g; g2d.setRenderingHint(RenderingHints.KEY_ANTIALIASING,RenderingHints.VALUE_ANTIALIAS_ON); labfont = new Font("Sanserif",Font.PLAIN,state.font12); titlefont = new Font("Sanserif",Font.BOLD,state.font18); symbolfont = new Font("Serif",Font.PLAIN,state.font12);; normalfont = new Font("Sanserif",Font.PLAIN,state.font12);; normalfontB = new Font("Sanserif",Font.BOLD,state.font11);; normalfont2 = new Font("Sanserif",Font.PLAIN,state.font12); smallfont = new Font("Sanserif",Font.PLAIN,state.font10); titlefont2 = new Font("Sanserif",Font.BOLD,state.font14); symbolfont = new Font("Serif",Font.PLAIN,state.font15); textfont = new Font("Sanserif",Font.PLAIN,state.font15); textfont3 = new Font("Sanserif",Font.PLAIN,state.font10); textfont4 = new Font("Sanserif",Font.PLAIN,state.font14); textfont2 = new Font("Sanserif",Font.PLAIN,state.font14); symbolfont3 = new Font("Serif",Font.PLAIN,state.font12); symbolfont4 = new Font("Serif",Font.PLAIN,state.font13); symbolfont2 = new Font("Serif",Font.PLAIN,state.font14); switch(state.getStepNumber()){ case 0: step0(g); break; case 1: step1(g); break; case 2: step2(g); break; case 3: step3(g); break; case 4: step4(g); break; case 5: step5(g); break; case 6: step6(g); break; case 7: step7(g); break; case 8: step8(g);break; case 9: step9(g);break; case 10: step10(g);break; case 11: step11(g);break; case 12: step12(g);break; case 13: step13(g);break; } } private void step0(Graphics g){ FontMetrics fmetrics; int xstart1 = state.s35; int xstart2 = state.s50; ystart = state.s55; g.setFont(titlefont); fmetrics = g.getFontMetrics(); g.setColor(Color.red.darker()); String titulo = "Step 1"; String stmp; g.drawString(titulo,state.s14,fmetrics.getHeight()); g.setColor(Color.black); g.setFont(textfont4); fmetrics=g.getFontMetrics(); stmp = "- Identify normalized load impedance"; g.drawString(stmp,xstart1,ystart); g.setColor(Color.blue.darker()); if(state.getZL().Imaginary() >= 0.0){ MaestroG.subsubsubSymbol("Z","L"," = R","L"," + j X","L","= " + ""+MaestroA.rounder(state.getZL().Real(),4)+ " + j "+MaestroA.rounder(state.getZL().Imaginary(),4), " "+Bigomega,g,fonto2,xstart2,state.s80); } else{ MaestroG.subsubsubSymbol("Z","L"," = R","L"," + j X","L","= " +MaestroA.rounder(state.getZL().Real(),4)+" - j " +MaestroA.rounder(Math.abs(state.getZL().Imaginary()),4), " "+Bigomega,g,fonto2,xstart2,state.s80); } if(state.getZL().Imaginary() >= 0.0){ MaestroG.subsubsub("z","L"," = r","L"," + j x","L","= " +MaestroA.rounder((state.getZL().Real()/state.getZ0()),4) +" + j "+MaestroA.rounder((state.getZL().Imaginary()/state.getZ0()),4), g,fonto2,xstart2,state.s100); } else{ MaestroG.subsubsub("z","L"," = r","L"," + j x","L","= " +MaestroA.rounder((state.getZL().Real()/state.getZ0()),4) +" - j "+MaestroA.rounder((Math.abs(state.getZL().Imaginary())/state.getZ0()),4), g,fonto2,xstart2,state.s100); } // CHANGE ============================================================== if(state.getZL().Imaginary() >= 0.0){ g.setColor(Color.black); stmp = "- For frequency analysis, we assume R"; MaestroG.subscripter(stmp,"L","",g,fonto2,xstart1,state.s135); int xExtra = fmetrics.stringWidth("- "); g.drawString("remains unchanged and we model",xstart1+xExtra,state.s155); g.drawString("the imaginary part as an inductor",xstart1+xExtra,state.s175); } else{ g.setColor(Color.black); stmp = "- For frequency analysis, we assume R"; MaestroG.subscripter(stmp,"L","",g,fonto2,xstart1,state.s135); int xExtra = fmetrics.stringWidth("- "); g.drawString("remains unchanged and we model",xstart1+xExtra,state.s155); g.drawString("the imaginary part as a capacitor",xstart1+xExtra,state.s175); } //====================================================================== g.setColor(Color.black); stmp = "- Plot SWR circle with radius r = "; MaestroG.subscripterSS2(""+stmp,"","| \u0393 |",g,state.font14,xstart1,state.s200); } private void step1(Graphics g){ String stmp; String titulo = "First Solution"; g.setColor(Color.red.darker()); g.setFont(titlefont); FontMetrics fmetrics=g.getFontMetrics(); g.drawString(titulo,state.s14,fmetrics.getHeight()); g.setColor(Color.black); g.setFont(textfont4); fmetrics=g.getFontMetrics(); int xstart1 = state.s35; int xstart2 = state.s50; ystart = state.s55; if(state.getZL().Real() == 0.0){ g.setColor(Color.black); g.setFont(textfont4); if(state.getZL().Imaginary() == 0.0){ stmp = "The load is a short circuit and "; } else{ stmp = "The load is purely imaginary and "; } g.drawString(stmp,xstart1,ystart); stmp = "it cannot be matched."; g.drawString(stmp,xstart1,ystart+fmetrics.getHeight()); stmp = "Please, go Back to Start. "; g.drawString(stmp,xstart1,state.s60+4*fmetrics.getHeight()); } if(state.getZL().Imaginary() == 0.0 && state.getZL().Real() != 0.0){ if(state.getZL().Real() > state.getZ0()){ MaestroG.subsubsub("Z","L"," is Real and Z","L"," > Z","01","",g,fonto2,xstart1,ystart); g.setFont(textfont4); g.setColor(Color.red.darker()); stmp = "Click Next Step to proceed"; g.drawString(stmp,xstart1,state.s75+4*fmetrics.getHeight()); } else if(state.getZL().Real() < state.getZ0()){ MaestroG.subsubsub("Z","L"," is Real and Z","L"," < Z","01","",g,fonto2,xstart1,ystart); g.setFont(textfont4); g.setColor(Color.red.darker()); stmp = "Click Next Step to proceed"; g.drawString(stmp,xstart1,state.s75+4*fmetrics.getHeight()); } else if(state.getZL().Real() == state.getZ0()){ g.setColor(Color.red); g.setFont(textfont4); stmp = "The load impedance is already matched. "; g.drawString(stmp,xstart1,ystart); stmp = "Please, go Back to Start. "; g.drawString(stmp,xstart1,state.s60+3*fmetrics.getHeight()); } } else if(state.getZL().Imaginary() > 0.0 && state.getZL().Real() != 0.0){ MaestroG.subscripter(" Im { Z","L"," } > 0",g,fonto2,xstart1,ystart); g.setFont(textfont4); stmp = "The transformer can be inserted"; g.drawString(stmp,xstart1,state.s100); stmp = "at the first voltage maximum location"; g.drawString(stmp,xstart1,state.s100+fmetrics.getHeight()); stmp = ""; g.drawString(stmp,xstart1,state.s75+3*fmetrics.getHeight()); g.setColor(Color.red.darker()); stmp = "Click Next Step to proceed"; g.drawString(stmp,xstart1,state.s75+4*fmetrics.getHeight()); } else if(state.getZL().Imaginary() < 0.0 && state.getZL().Real() != 0.0){ MaestroG.subscripter(" Im { Z","L"," } < 0",g,fonto2,xstart1,ystart); g.setFont(textfont4); stmp = "The transformer can be inserted"; g.drawString(stmp,xstart1,state.s100); stmp = "at the first voltage minimum location"; g.drawString(stmp,xstart1,state.s100+fmetrics.getHeight()); stmp = ""; g.drawString(stmp,xstart1,state.s75+3*fmetrics.getHeight()); g.setColor(Color.red.darker()); stmp = "Click Next Step to proceed"; g.drawString(stmp,xstart1,state.s75+4*fmetrics.getHeight()); } } private void step2(Graphics g){ String stmp; int xstart1 = state.s35; int xstart2 = state.s50; String titulo = "Step 2 - First Solution"; g.setColor(Color.red.darker()); g.setFont(titlefont); FontMetrics fmetrics=g.getFontMetrics(); g.drawString(titulo,state.s14,fmetrics.getHeight()); g.setColor(Color.black); g.setFont(textfont4); fmetrics=g.getFontMetrics(); if(state.getZL().Real() == 0.0){ g.setColor(Color.red); if(state.getZL().Imaginary() == 0.0){ stmp = "The load is a short circuit and "; } else{ stmp = "The load is purely imaginary and "; } g.drawString(stmp,xstart1,ystart); stmp = "it cannot be matched."; g.drawString(stmp,xstart1,ystart+fmetrics.getHeight()); stmp = "Please, go Back to Start. "; g.drawString(stmp,xstart1,state.s60+4*fmetrics.getHeight()); } else{ if(state.getZL().Imaginary() == 0.0){ if(state.getZL().Real() > state.getZ0()){ stmp = "The load impedance is Real and a "; g.drawString(stmp,xstart1,ystart); stmp = "voltage maximum is located at the"; g.drawString(stmp,xstart1,ystart+fmetrics.getHeight()); stmp = "load. "; g.drawString(stmp,xstart1,ystart+2*fmetrics.getHeight()); g.setColor(Color.red); stmp = "You can insert the transformer "; g.drawString(stmp,xstart1,state.s60+4*fmetrics.getHeight()); stmp = "at the load location. "; g.drawString(stmp,xstart1,state.s60+5*fmetrics.getHeight()); } else if(state.getZL().Real() == state.getZ0()){ g.setColor(Color.red); stmp = "The load impedance is already matched. "; g.drawString(stmp,xstart1,ystart); stmp = "Please, go Back to Start. "; g.drawString(stmp,xstart1,state.s60+3*fmetrics.getHeight()); } else{ stmp = "The load impedance is Real and a "; g.drawString(stmp,xstart1,ystart); stmp = "voltage minimum is located at the"; g.drawString(stmp,xstart1,ystart+fmetrics.getHeight()); stmp = "load. "; g.drawString(stmp,xstart1,ystart+2*fmetrics.getHeight()); g.setColor(Color.red); stmp = "You can insert the transformer "; g.drawString(stmp,xstart1,ystart+4*fmetrics.getHeight()); stmp = "at the load location. "; g.drawString(stmp,xstart1,ystart+5*fmetrics.getHeight()); } } else{ stmp = "Move along the transmission line from"; g.drawString(stmp,xstart1,ystart); stmp = "load to generator until the first voltage"; g.drawString(stmp,xstart1,ystart+fmetrics.getHeight()); if(state.getZL().Imaginary() > 0.0){ stmp = "maximum position is reached at"; g.drawString(stmp,xstart1,ystart+2*fmetrics.getHeight()); g.setColor(Color.blue.darker()); stmp = " = "+MaestroA.rounder(state.d1,4); MaestroG.subscripterSSSnew(" d","max",stmp," \u03bb"," from the load",g,fonto2,xstart1,ystart+3*fmetrics.getHeight()+fmetrics.getHeight()/4); } else{ stmp = "minimum position is reached at"; g.drawString(stmp,xstart1,ystart+2*fmetrics.getHeight()); g.setColor(Color.blue.darker()); stmp = " = "+MaestroA.rounder(state.d1,4); MaestroG.subscripterSSSnew(" d","min",stmp,"\u03bb"," from the load",g,fonto2,xstart1,ystart+3*fmetrics.getHeight()+fmetrics.getHeight()/4); } g.setFont(textfont4); g.setColor(Color.black); stmp = "Here, you can insert the transformer "; g.drawString(stmp,xstart1,ystart+5*fmetrics.getHeight()); stmp = "since the line impedance is Real: "; g.drawString(stmp,xstart1,ystart+6*fmetrics.getHeight()); g.setColor(Color.blue.darker()); stmp = " = "+MaestroA.rounder(state.Zin1.Real(),4); MaestroG.subsubsupSymbol(" Z ( d","1"," )"+stmp,"","","",""," \u03a9",g,fonto2,xstart1,ystart+8*fmetrics.getHeight()+fmetrics.getHeight()/4); } } } private void step3(Graphics g){ String titulo = "Step 3 - First Solution"; String stmp; int xstart1 = state.s35; int xstart2 = state.s50; g.setColor(Color.red.darker()); g.setFont(titlefont); FontMetrics fmetrics=g.getFontMetrics(); g.drawString(titulo,state.s14,fmetrics.getHeight()); g.setColor(Color.black); g.setFont(textfont4); fmetrics=g.getFontMetrics(); stmp = "The transformer is inserted to match"; g.drawString(stmp,xstart1,ystart); stmp = "the line impedance."; g.drawString(stmp,xstart1,ystart+fmetrics.getHeight()); stmp = "The needed characteristic impedance "; g.drawString(stmp,xstart1,ystart+2*fmetrics.getHeight()+fmetrics.getHeight()/2); stmp = "of the transformer line is:"; g.drawString(stmp,xstart1,ystart+3*fmetrics.getHeight()+fmetrics.getHeight()/2); g.setColor(Color.blue.darker()); if(state.getZL().Imaginary() == 0.0){ MaestroG.subsubsubsupSymbol("Z","02"," = [ Z","in"," Z","L"," ]","1/2","","",g,fonto2,xstart2,ystart+5*fmetrics.getHeight()+fmetrics.getHeight()/2); } else{ MaestroG.subsubsubsupSymbol("Z","02"," = [ Z","in"," Z (d","1",") ]","1/2","","",g,fonto2,xstart2,ystart+5*fmetrics.getHeight()+fmetrics.getHeight()/2); } MaestroG.subscripterSanSym3("Z","","02"," = "+MaestroA.rounder(state.Z_transformer1,4)," \u03a9",g,fonto2,xstart2,ystart+7*fmetrics.getHeight()+fmetrics.getHeight()/2); } private void step4(Graphics g){ String titulo = "Step 4 - First Solution"; String stmp; String stmp2; int xstart1 = state.s35; int xstart2 = state.s50; g.setColor(Color.red.darker()); g.setFont(titlefont); FontMetrics fmetrics=g.getFontMetrics(); g.drawString(titulo,state.s14,fmetrics.getHeight()); g.setColor(Color.black); g.setFont(textfont4); fmetrics=g.getFontMetrics(); stmp = "To move further on the Smith chart"; g.drawString(stmp,xstart1,ystart); stmp = "we renormalize the line impedance"; g.drawString(stmp,xstart1,ystart+fmetrics.getHeight()); stmp = "using the characteristic impedance"; g.drawString(stmp,xstart1,ystart+2*fmetrics.getHeight()); stmp = "of the transformer line:"; g.drawString(stmp,xstart1,ystart+3*fmetrics.getHeight()); g.setColor(Color.blue.darker()); stmp = " = "+MaestroA.rounder(state.Zin1.Real()/state.getZ0old(),4)+" * " +MaestroA.rounder(state.getZ0old(),4)+" / " +MaestroA.rounder(state.Z_transformer1,4); stmp2 = " = "+MaestroA.rounder(state.Zin1.Real()/state.Z_transformer1,4); if(state.getZL().Imaginary() == 0.0){ MaestroG.subsubsubSymbol2("z","L"," = "+MaestroA.rounder(state.Zin1.Real()/state.getZ0old(),4)+" * Z","01","/ Z","02","","", g,fonto2,xstart1,ystart+5*fmetrics.getHeight()); MaestroG.subscripter3("z ","L",stmp,g,fonto2,xstart1,ystart+7*fmetrics.getHeight()); } else{ MaestroG.subsubsubSymbol2("z ( d","1"," ) = "+MaestroA.rounder(state.Zin1.Real()/state.getZ0old(),4)+" * Z","01","/ Z","02","","", g,fonto2,xstart1,ystart+5*fmetrics.getHeight()); MaestroG.subscripter3("z ( d","1"," )"+stmp,g,fonto2,xstart1,ystart+7*fmetrics.getHeight()); MaestroG.subscripter3("z ( d","1"," )"+stmp2,g,fonto2,xstart1,ystart+9*fmetrics.getHeight()); } } private void step5(Graphics g){ String stmp, stmp2, stmp3; String titulo = "Step 5 - First Solution"; int xstart1 = state.s35; int xstart2 = state.s50; g.setColor(Color.red.darker()); g.setFont(titlefont); FontMetrics fmetrics=g.getFontMetrics(); g.drawString(titulo,state.s14,fmetrics.getHeight()); g.setColor(Color.black); g.setFont(textfont4); fmetrics=g.getFontMetrics(); stmp = "Move to the input of the transformer. "; g.drawString(stmp,xstart1,ystart); stmp = "Here the line impedance is matched: "; g.drawString(stmp,xstart1,ystart+fmetrics.getHeight()); g.setColor(Color.blue.darker()); MaestroG.subsubsubSymbol2("","","Z","in"," = Z","01"," = "+MaestroA.rounder(state.getZ0old(),4),"\u03a9", g,fonto2,xstart1,state.s85+fmetrics.getHeight()+fmetrics.getHeight()/2); g.setFont(textfont4); g.setColor(Color.black); stmp = "Note that the normalized impedance "; g.drawString(stmp,xstart1,state.s145); stmp = "on the Smith chart is not 1.0 because"; g.drawString(stmp,xstart1,state.s165); MaestroG.subscripterSanSym3("it is still normalized with Z","", "02",". ","",g,fonto2,xstart1,state.s185); } private void step6(Graphics g){ String stmp; String titulo = "Step 6 - First Solution"; int xstart1 = state.s35; int xstart2 = state.s50; g.setColor(Color.red.darker()); g.setFont(titlefont); FontMetrics fmetrics=g.getFontMetrics(); g.drawString(titulo,state.s14,fmetrics.getHeight()); g.setColor(Color.black); g.setFont(textfont4); fmetrics=g.getFontMetrics(); stmp = "Since we are going back to the original"; g.drawString(stmp,xstart1,ystart); stmp = "transmission line, the line impedance"; g.drawString(stmp,xstart1,ystart+fmetrics.getHeight()); stmp = " :"; MaestroG.subscripter3("on the chart is re-normalized with Z","01",stmp,g,fonto2,xstart1,ystart+2*fmetrics.getHeight()); g.setColor(Color.blue.darker()); stmp = " = "+MaestroA.rounder(state.getZ0old()/state.Z_transformer1,4)+" * " +MaestroA.rounder(state.Z_transformer1,4)+" / " +MaestroA.rounder(state.getZ0(),4)+" = 1.0"; MaestroG.subsubsubSymbol2("z","in"," = "+MaestroA.rounder(state.getZ0old()/state.Z_transformer1,4)+" * Z","02","/ Z","01","","", g,fonto2,xstart1,ystart+4*fmetrics.getHeight()); MaestroG.subscripter3("z","in",stmp,g,fonto2,xstart1,ystart+6*fmetrics.getHeight()); } private void step7(Graphics g){ String stmp; String titulo = "Second Solution"; int xstart1 = state.s35; int xstart2 = state.s50; g.setColor(Color.red.darker()); g.setFont(titlefont); FontMetrics fmetrics=g.getFontMetrics(); g.drawString(titulo,state.s14,fmetrics.getHeight()); g.setColor(Color.black); g.setFont(textfont4); fmetrics=g.getFontMetrics(); stmp = "The transformer can be inserted at the"; g.drawString(stmp,xstart1,ystart); if(state.getZL().Imaginary() == 0.0){ if(state.getZL().Real() > state.getZ0()){ stmp = "next voltage minimum location"; g.drawString(stmp,xstart1,ystart+fmetrics.getHeight()); } else{ stmp = "next voltage maximum location"; g.drawString(stmp,xstart1,ystart+fmetrics.getHeight()); } } else if(state.getZL().Imaginary() > 0.0){ stmp = "next voltage minimum location"; g.drawString(stmp,xstart1,ystart+fmetrics.getHeight()); } else{ stmp = "next voltage maximum location"; g.drawString(stmp,xstart1,ystart+fmetrics.getHeight()); } stmp = ""; g.setColor(Color.red.darker()); g.drawString(stmp,xstart1,ystart+3*fmetrics.getHeight()); stmp = "Click Next Step to proceed"; g.drawString(stmp,xstart1,ystart+4*fmetrics.getHeight()); } private void step8(Graphics g){ String stmp; String titulo = "Step 2 - Second Solution"; int xstart1 = state.s35; int xstart2 = state.s50; g.setColor(Color.red.darker()); g.setFont(titlefont); FontMetrics fmetrics=g.getFontMetrics(); g.drawString(titulo,state.s14,fmetrics.getHeight()); g.setColor(Color.black); g.setFont(textfont4); fmetrics=g.getFontMetrics(); stmp = "Move on the line to reach the location of"; g.drawString(stmp,xstart1,ystart); if(state.getZL().Imaginary() == 0.0){ if(state.getZL().Real() > state.getZ0old()){ stmp = "the next voltage minimum"; g.drawString(stmp,xstart1,ystart+fmetrics.getHeight()); g.setColor(Color.blue.darker()); stmp = " = "+MaestroA.rounder(state.d2,4); MaestroG.subscripterSSSnew(" d","min",stmp," \u03bb"," from the load",g,fonto2,xstart1,ystart+3*fmetrics.getHeight()); } else{ stmp = "the next voltage maximum"; g.drawString(stmp,xstart1,ystart+fmetrics.getHeight()); g.setColor(Color.blue.darker()); stmp = " = "+MaestroA.rounder(state.d2,4); MaestroG.subscripterSSSnew(" d","max",stmp," \u03bb"," from the load",g,fonto2,xstart1,ystart+3*fmetrics.getHeight()); } } else if(state.getZL().Imaginary() > 0.0){ stmp = "the next voltage minimum"; g.drawString(stmp,xstart1,ystart+fmetrics.getHeight()); g.setColor(Color.blue.darker()); stmp = " = "+MaestroA.rounder(state.d2,4); MaestroG.subscripterSSSnew(" d","min",stmp," \u03bb"," from the load",g,fonto2,xstart1,ystart+3*fmetrics.getHeight()); } else{ stmp = "the next voltage maximum"; g.drawString(stmp,xstart1,ystart+fmetrics.getHeight()); g.setColor(Color.blue.darker()); stmp = " = "+MaestroA.rounder(state.d2,4); MaestroG.subscripterSSSnew(" d","max",stmp," \u03bb"," from the load",g,fonto2,xstart1,ystart+3*fmetrics.getHeight()); } g.setColor(Color.black); stmp = "which has Real line impedance: "; g.drawString(stmp,xstart1,ystart+5*fmetrics.getHeight()); g.setColor(Color.blue.darker()); stmp = " = "+MaestroA.rounder(state.Zin2.Real(),4); MaestroG.subsubsupSymbol(" Z ( d","2"," ) "+stmp,"","","",""," \u03a9",g,fonto2,xstart1,ystart+7*fmetrics.getHeight()); } private void step9(Graphics g){ String titulo = "Step 3 - Second Solution"; String stmp; int xstart1 = state.s35; int xstart2 = state.s50; g.setColor(Color.red.darker()); g.setFont(titlefont); FontMetrics fmetrics=g.getFontMetrics(); g.drawString(titulo,state.s14,fmetrics.getHeight()); g.setColor(Color.black); g.setFont(textfont4); fmetrics=g.getFontMetrics(); stmp = "The transformer is inserted to match"; g.drawString(stmp,xstart1,ystart); stmp = "the line impedance."; g.drawString(stmp,xstart1,ystart+fmetrics.getHeight()); stmp = "The needed characteristic impedance "; g.drawString(stmp,xstart1,ystart+2*fmetrics.getHeight()+fmetrics.getHeight()/2); stmp = "of the transformer line is:"; g.drawString(stmp,xstart1,ystart+3*fmetrics.getHeight()+fmetrics.getHeight()/2); g.setColor(Color.blue.darker()); MaestroG.subsubsubsupSymbol("Z","02"," = [ Z","in"," Z (d","2",") ]","1/2","","",g,fonto2,xstart2,ystart+5*fmetrics.getHeight()+fmetrics.getHeight()/2); MaestroG.subscripterSanSym3("Z","","02"," = "+MaestroA.rounder(state.Z_transformer2,4)," \u03a9",g,fonto2,xstart2,ystart+7*fmetrics.getHeight()+fmetrics.getHeight()/2); } private void step10(Graphics g){ String titulo = "Step 4 - Second Solution"; String stmp; String stmp2; int xstart1 = state.s35; int xstart2 = state.s50; g.setColor(Color.red.darker()); g.setFont(titlefont); FontMetrics fmetrics=g.getFontMetrics(); g.drawString(titulo,state.s14,fmetrics.getHeight()); g.setColor(Color.black); g.setFont(textfont4); fmetrics=g.getFontMetrics(); stmp = "To move further on the Smith chart"; g.drawString(stmp,xstart1,ystart); stmp = "we renormalize the line impedance"; g.drawString(stmp,xstart1,ystart+fmetrics.getHeight()); stmp = "using the characteristic impedance"; g.drawString(stmp,xstart1,ystart+2*fmetrics.getHeight()); stmp = "of the transformer line:"; g.drawString(stmp,xstart1,ystart+3*fmetrics.getHeight()); g.setColor(Color.blue.darker()); stmp = " ) = "+MaestroA.rounder(state.Zin2.Real()/state.getZ0old(),4)+" * " +MaestroA.rounder(state.getZ0old(),4)+" / " +MaestroA.rounder(state.Z_transformer2,4); stmp2 = " ) = "+MaestroA.rounder(state.Zin2.Real()/state.Z_transformer2,4); MaestroG.subsubsubSymbol2("z ( d","2"," ) = "+MaestroA.rounder(state.Zin2.Real()/state.getZ0old(),4)+" * Z","01","/ Z","02","","", g,fonto2,xstart1,ystart+5*fmetrics.getHeight()); MaestroG.subscripter3("z ( d","2",stmp,g,fonto2,xstart1,ystart+7*fmetrics.getHeight()); MaestroG.subscripter3("z ( d","2",stmp2,g,fonto2,xstart1,ystart+9*fmetrics.getHeight()); } private void step11(Graphics g){ String stmp, stmp2, stmp3; String titulo = "Step 5 - Second Solution"; int xstart1 = state.s35; int xstart2 = state.s50; g.setColor(Color.red.darker()); g.setFont(titlefont); FontMetrics fmetrics=g.getFontMetrics(); g.drawString(titulo,state.s14,fmetrics.getHeight()); g.setColor(Color.black); g.setFont(textfont4); fmetrics=g.getFontMetrics(); stmp = "Move to the input of the transformer. "; g.drawString(stmp,xstart1,ystart); stmp = "Here the line impedance is matched: "; g.drawString(stmp,xstart1,ystart+fmetrics.getHeight()); g.setColor(Color.blue.darker()); MaestroG.subsubsubSymbol2("","","Z","in"," = Z","01"," = "+MaestroA.rounder(state.getZ0old(),4),"\u03a9", g,fonto2,xstart1,state.s85+fmetrics.getHeight()+fmetrics.getHeight()/2); g.setFont(textfont4); g.setColor(Color.black); stmp = "Note that the normalized impedance "; g.drawString(stmp,xstart1,ystart+6*fmetrics.getHeight()); stmp = "on the Smith chart is not 1.0 because"; g.drawString(stmp,xstart1,ystart+7*fmetrics.getHeight()); MaestroG.subscripterSanSym3("it is still normalized with Z","", "02",". ","",g,fonto2,xstart1,ystart+8*fmetrics.getHeight()); } private void step12(Graphics g){ String stmp; String titulo = "Step 6 - Second Solution"; int xstart1 = state.s35; int xstart2 = state.s50; g.setColor(Color.red.darker()); g.setFont(titlefont); FontMetrics fmetrics=g.getFontMetrics(); g.drawString(titulo,state.s14,fmetrics.getHeight()); g.setColor(Color.black); g.setFont(textfont4); fmetrics=g.getFontMetrics(); stmp = "Since we are going back to the original"; g.drawString(stmp,xstart1,ystart); stmp = "transmission line, the line impedance"; g.drawString(stmp,xstart1,ystart+fmetrics.getHeight()); stmp = " :"; MaestroG.subscripter3("on the chart is re-normalized with Z","01",stmp,g,fonto2,xstart1,ystart+2*fmetrics.getHeight()); g.setColor(Color.blue.darker()); stmp = " = "+MaestroA.rounder(state.getZ0old()/state.Z_transformer2,4)+" * " +MaestroA.rounder(state.Z_transformer2,4)+" / " +MaestroA.rounder(state.getZ0(),4)+" = 1.0"; MaestroG.subsubsubSymbol2("z","in"," = "+MaestroA.rounder(state.getZ0old()/state.Z_transformer2,4)+" * Z","02","/ Z","01","","", g,fonto2,xstart1,ystart+4*fmetrics.getHeight()); MaestroG.subscripter3("z","in",stmp,g,fonto2,xstart1,ystart+6*fmetrics.getHeight()); } private void step13(Graphics g){ String titulo = "SUMMARY"; String stmp; double ytest; int xstart1 = state.s35; int xstart2 = state.s50; g.setColor(Color.red.darker()); g.setFont(titlefont2); FontMetrics fmetrics=g.getFontMetrics(); g.drawString(titulo,state.s14,fmetrics.getHeight()); g.setFont(textfont4); fmetrics=g.getFontMetrics(); int ystart = state.s50; int xmid = state.s15 + fmetrics.stringWidth("Transformer Location: d "); g.setColor(Color.black); stmp = "First Solution"; g.drawString(stmp,xstart1,ystart); double testlength = state.d1_meters; int range = 5; int dy = state.s18; String lambda="\u03bb"; int xpos1 = xstart2; int ypos1 = ystart+state.s20; int ypos2 = ypos1 + dy; int sizefont = state.font12; g.setColor(Color.blue.darker()); if(testlength < 1.0E-9 && testlength > 0.0){ MaestroG.subscripterSymMiddle2("d","1"," = "+MaestroA.rounder(state.d1,range),lambda," = "+MaestroA.rounder(state.d1_meters*1.0e9,8)+" nm",g,sizefont,xpos1,ypos1); } else if(testlength < 1.0E-6 && testlength >= 1.0E-9){ MaestroG.subscripterSymMiddle2("d","1"," = "+MaestroA.rounder(state.d1,range),lambda," = "+MaestroA.rounder(state.d1_meters*1.0e9,4)+" nm",g,sizefont,xpos1,ypos1); } else if(testlength < 1.0E-3 && testlength >= 1.0E-6){ MaestroG.subscripterSymMiddle2("d","1"," = "+MaestroA.rounder(state.d1,range),lambda," = "+MaestroA.rounder(state.d1_meters*1.0e6,4)+" \u00b5m",g,sizefont,xpos1,ypos1); } else if(testlength < 1.0 && testlength >= 1.0E-3){ MaestroG.subscripterSymMiddle2("d","1"," = "+MaestroA.rounder(state.d1,range),lambda," = "+MaestroA.rounder(state.d1_meters*1000.0,4)+" mm",g,sizefont,xpos1,ypos1); } else if((testlength < 1000.0 && testlength >= 1.0 ) || testlength == 0.0){ MaestroG.subscripterSymMiddle2("d","1"," = "+MaestroA.rounder(state.d1,range),lambda," = "+MaestroA.rounder(state.d1_meters,6)+" m",g,sizefont,xpos1,ypos1); } else if(testlength >= 1000.0 && testlength < 1.0E6){ MaestroG.subscripterSymMiddle2("d","1"," = "+MaestroA.rounder(state.d1,range),lambda," = "+MaestroA.rounder(state.d1_meters/1.0e3,4)+" km",g,sizefont,xpos1,ypos1); } else if(testlength >= 1.0E6 && testlength < 1.0E9){ MaestroG.subSymsup("d","1"," = "+MaestroA.rounder(state.d1,range),lambda," = "+MaestroA.rounder(state.d1_meters/1.0e6,4)+" x 10","3"," km",g,sizefont,xpos1,ypos1); } else if(testlength >= 1.0E9){ MaestroG.subSymsup("d","1"," = "+MaestroA.rounder(state.d1,range),lambda," = "+MaestroA.rounder(state.d1_meters/1.0e9,4)+" x 10","6"," km",g,sizefont,xpos1,ypos1); } MaestroG.subscripterSanSym3("Z (d","","1",") = "+MaestroA.rounder(state.Zin1.Real(),4)," \u03a9",g,sizefont,xpos1,ypos1+dy); MaestroG.subscripterSanSym3("Z","","02"," = "+MaestroA.rounder(state.Z_transformer1,4)," \u03a9",g,sizefont,xpos1,ypos1+dy+dy); g.setFont(textfont4); fmetrics=g.getFontMetrics(); ystart = ystart + state.s83; g.setColor(Color.black); stmp = "Second Solution"; g.drawString(stmp,xstart1,ystart); ypos1 = ystart + dy; g.setColor(Color.blue.darker()); testlength = state.d2_meters; if(testlength < 1.0E-9 && testlength > 0.0){ MaestroG.subscripterSymMiddle2("d","2"," = "+MaestroA.rounder(state.d2,range),lambda," = "+MaestroA.rounder(state.d2_meters*1.0e9,8)+" nm",g,sizefont,xpos1,ypos1); } else if(testlength < 1.0E-6 && testlength >= 1.0E-9){ MaestroG.subscripterSymMiddle2("d","2"," = "+MaestroA.rounder(state.d2,range),lambda," = "+MaestroA.rounder(state.d2_meters*1.0e9,4)+" nm",g,sizefont,xpos1,ypos1); } else if(testlength < 1.0E-3 && testlength >= 1.0E-6){ MaestroG.subscripterSymMiddle2("d","2"," = "+MaestroA.rounder(state.d2,range),lambda," = "+MaestroA.rounder(state.d2_meters*1.0e6,4)+" \u00b5m",g,sizefont,xpos1,ypos1); } else if(testlength < 1.0 && testlength >= 1.0E-3){ MaestroG.subscripterSymMiddle2("d","2"," = "+MaestroA.rounder(state.d2,range),lambda," = "+MaestroA.rounder(state.d2_meters*1000.0,4)+" mm",g,sizefont,xpos1,ypos1); } else if((testlength < 1000.0 && testlength >= 1.0 ) || testlength == 0.0){ MaestroG.subscripterSymMiddle2("d","2"," = "+MaestroA.rounder(state.d2,range),lambda," = "+MaestroA.rounder(state.d2_meters,6)+" m",g,sizefont,xpos1,ypos1); } else if(testlength >= 1000.0 && testlength < 1.0E6){ MaestroG.subscripterSymMiddle2("d","2"," = "+MaestroA.rounder(state.d2,range),lambda," = "+MaestroA.rounder(state.d2_meters/1.0e3,4)+" km",g,sizefont,xpos1,ypos1); } else if(testlength >= 1.0E6 && testlength < 1.0E9){ MaestroG.subSymsup("d","2"," = "+MaestroA.rounder(state.d2,range),lambda," = "+MaestroA.rounder(state.d2_meters/1.0e6,4)+" x 10","3"," km",g,sizefont,xpos1,ypos1); } else if(testlength >= 1.0E9){ MaestroG.subSymsup("d","2"," = "+MaestroA.rounder(state.d2,range),lambda," = "+MaestroA.rounder(state.d2_meters/1.0e9,4)+" x 10","6"," km",g,sizefont,xpos1,ypos1); } MaestroG.subscripterSanSym3("Z (d","","2",") = "+MaestroA.rounder(state.Zin2.Real(),4)," \u03a9",g,sizefont,xpos1,ypos1+dy); MaestroG.subscripterSanSym3("Z","","02"," = "+MaestroA.rounder(state.Z_transformer2,4)," \u03a9",g,sizefont,xpos1,ypos1+dy+dy); g.setColor(Color.black); g.drawLine(state.s10,ystart+state.s75,getSize().width-state.s15,ystart+state.s75); stmp = "Transformer Length"; MaestroG.subscripter("","",stmp,g,sizefont,xstart1,ystart+state.s92); g.setFont(textfont4); fmetrics=g.getFontMetrics(); g.setColor(Color.blue.darker()); xpos1 = xstart1 + state.s130; ypos1 = ystart + state.s92; testlength = state.L2_meters; if(testlength < 1.0E-9 && testlength > 0.0){ MaestroG.subscripterSymFirst2(""+lambda,"2"," / 4 = "+MaestroA.rounder(state.L2_meters*1.0e9,8)+" nm",g,sizefont,xpos1,ypos1); } else if(testlength < 1.0E-6 && testlength >= 1.0E-9){ MaestroG.subscripterSymFirst2(""+lambda,"2"," / 4 = "+MaestroA.rounder(state.L2_meters*1.0e9,4)+" nm",g,sizefont,xpos1,ypos1); } else if(testlength < 1.0E-3 && testlength >= 1.0E-6){ MaestroG.subscripterSymFirst2(""+lambda,"2"," / 4 = "+MaestroA.rounder(state.L2_meters*1.0e6,4)+" \u00b5m",g,sizefont,xpos1,ypos1); } else if(testlength < 1.0 && testlength >= 1.0E-3){ MaestroG.subscripterSymFirst2(""+lambda,"2"," / 4 = "+MaestroA.rounder(state.L2_meters*1000.0,4)+" mm",g,sizefont,xpos1,ypos1); } else if((testlength < 1000.0 && testlength >= 1.0 ) || testlength == 0.0){ MaestroG.subscripterSymFirst2(""+lambda,"2"," / 4 = "+MaestroA.rounder(state.L2_meters,6)+" m",g,sizefont,xpos1,ypos1); } else if(testlength >= 1000.0 && testlength < 1.0E6){ MaestroG.subscripterSymFirst2(""+lambda,"2"," / 4 = "+MaestroA.rounder(state.L2_meters/1.0e3,4)+" km",g,sizefont,xpos1,ypos1); } else if(testlength >= 1.0E6 && testlength < 1.0E9){ MaestroG.subSymsup("","","",lambda," / 4 = "+MaestroA.rounder(state.L2_meters/1.0e6,4)+" x 10","3"," km",g,sizefont,xpos1,ypos1); } else if(testlength >= 1.0E9){ MaestroG.subSymsup("","","",lambda," / 4 = "+MaestroA.rounder(state.L2_meters/1.0e9,4)+" x 10","6"," km",g,sizefont,xpos1,ypos1); } //------------------------------------ } }