import java.awt.*; import java.awt.event.*; import java.awt.image.*; import java.awt.geom.*; public class DrawCurrent2 extends Canvas{ private static final Color bgcolor = new Color(255,255,255); private static final Color acolor = new Color(152,152,152); private static final Color ccolor = new Color(230,230,230); private Image im; public double previous; public int imax, is_new; private Image im_palette; private MemoryImageSource mis; private int rgbPixels[]; private int rgb_palette_Pixels[]; private int new_width; private Color colorArray[]; private Color colorArray2[]; private static final int width=206; private static final int height=206; private static final int palette_width=20, palette_height=500; private static final int LeftMargin=10, RightMargin=20, TopMargin=10, BottomMargin=10; private static final int LeftImageIndent=5, LeftPaletteIndent=670; private int Nx = 200; private int Ny = 200; private int Nratio = 1; // Since Nt = 6000, Nratio can be 10, 15, 20, 24 public double previous_charge; private double w[][]; private int go = 0; private int Npoints; private double ymax, ymin, xmax, xmin, ypmax, ypmin; private double[] x, y, v; private int[] xx, yy, yen; private Trans_State state; private boolean DirtyFlag; public DrawCurrent2(Trans_State state){ super(); this.state = state; setBackground(bgcolor); new_width = (int)(width); rgbPixels = new int[(width+1) * (height+1)]; rgb_palette_Pixels = new int[palette_width * palette_height]; colorArray = new Color[1024]; colorArray2 = new Color[1024]; previous_charge = state.Dipole_Charge; DirtyFlag = true; xmin = 0.0; ymax = 1.0; ymin = -1.0; ypmax = 1.0; ypmin = 0.0; //Npoints = 251; Npoints = state.Nt/Nratio + 1; try{ x = new double[Npoints]; y = new double[Npoints]; xx = new int[Npoints]; yy = new int[Npoints]; yen = new int[Npoints]; } catch(Exception e){e.printStackTrace();} for(int i = 0; i < x.length; i++){ x[i] = (double)i; y[i] = state.pulse[i*Nratio]; } w = new double[Nx+1][Ny+1]; imax = state.palettereference; if(state.IsThreshold){ for(int i = 0; i < 247; i++) { colorArray[i] = new Color(0,0,255); } for(int i = 247; i < 503; i++) { colorArray[i] = new Color((i-247)/16*16,(i-247)/16*16,255); } for(int i = 503; i < 520; i++) { colorArray[i] = new Color(255,255,255); } // red for(int i = 520; i < 778; i++) { colorArray[i] = new Color(255,240-(((i-520)/16)*16),240-(((i-520)/16)*16)); } for(int i = 778; i < 1025; i++) { colorArray[i] = new Color(255,0,0); } //for(int s=0; s<1024;s++){ //System.out.println(s+" "+colorArray[s]); //} } else{ // blue for(int i = 0; i < 256; i++) { colorArray[i] = new Color(0,0,255); } for(int i = 256; i < 512; i++) { colorArray[i] = new Color((i-256),(i-256),255); } // red for(int i = 512; i < 768; i++) { colorArray[i] = new Color(255,255-((i-512)),255-((i-512))); } for(int i = 768; i < 1024; i++) { colorArray[i] = new Color(255,0,0); } } //updatePixels(); //mis = new MemoryImageSource(new_width,height,rgbPixels,0,new_width); //mis.setAnimated(true); //mis.setFullBufferUpdates(false); //im = createImage(mis); } public void redopalette(){ if(state.IsThreshold){ if(!state.IsCoarser){ //8 x 8 palette for(int ii = 0; ii < 251; ii++) { colorArray[ii] = new Color(0,0,255); } for(int ii = 251; ii < 507; ii++) { colorArray[ii] = new Color((ii-251)/8*8,(ii-251)/8*8,255); //System.out.println(ii+" "+colorArray2[ii]); } for(int ii = 507; ii < 516; ii++) { colorArray[ii] = new Color(255,255,255); } // red for(int ii = 516; ii < 772; ii++) { colorArray[ii] = new Color(255,251-(((ii-516)/8)*8),251-(((ii-516)/8)*8)); } for(int ii = 772; ii < 1024; ii++) { colorArray[ii] = new Color(255,0,0); } } else{ for(int i = 0; i < 247; i++) { colorArray[i] = new Color(0,0,255); } for(int i = 247; i < 503; i++) { colorArray[i] = new Color((i-247)/16*16,(i-247)/16*16,255); } for(int i = 503; i < 520; i++) { colorArray[i] = new Color(255,255,255); } // red for(int i = 520; i < 776; i++) { colorArray[i] = new Color(255,247-(((i-520)/16)*16),247-(((i-520)/16)*16)); } for(int i = 776; i < 1024; i++) { colorArray[i] = new Color(255,0,0); } } } else{ // blue for(int i = 0; i < 256; i++) { colorArray[i] = new Color(0,0,255); } for(int i = 256; i < 512; i++) { colorArray[i] = new Color((i-256),(i-256),255); } // red for(int i = 512; i < 768; i++) { colorArray[i] = new Color(255,255-((i-512)),255-((i-512))); } for(int i = 768; i < 1024; i++) { colorArray[i] = new Color(255,0,0); } } } public void paint(Graphics g){ updatePixels(g); } private void updatePixels(Graphics g){ Graphics2D g2d = (Graphics2D)g; Color charge_colorA = new Color(255,255,255); Color charge_colorB = new Color(255,255,255); double distance = (double)Nx* 4.0/30.0; double distance_current = - distance * state.Dipole_Current; double centerx = (double)Nx/2; double centery = (double)Nx/2; double charge_radius = Nx*25.0/300.0; double charge_center_A = centery - distance - charge_radius - 7; double charge_center_B = centery + distance + charge_radius + 7; // draw legends g.setColor(Color.black); g.drawLine((int)centerx*13/10,(int)charge_center_A,(int)centerx*15/10,(int)charge_center_A); g.drawLine((int)centerx*13/10,(int)charge_center_B,(int)centerx*15/10,(int)charge_center_B); g.drawLine((int)centerx*14/10,(int)charge_center_A,(int)centerx*14/10,(int)charge_center_B); MaestroG.drawArrow((int)centerx*14/10,(int)charge_center_A+10,5,g); MaestroG.drawArrow((int)centerx*14/10,(int)charge_center_B-10,6,g); g.setFont(new Font("SanSerif",Font.ITALIC,22)); g2d.setRenderingHint(RenderingHints.KEY_ANTIALIASING,RenderingHints.VALUE_ANTIALIAS_ON); g.setColor(Color.gray); g.drawString("\u0394 z",(int)centerx*15/10,(int)(charge_center_A+charge_center_B)/2); g.setFont(new Font("Serif",Font.ITALIC,22)); g.drawString("I ( t )",(int)centerx*60/100,(int)(charge_center_A+charge_center_B)/2); g2d.setRenderingHint(RenderingHints.KEY_ANTIALIASING,RenderingHints.VALUE_ANTIALIAS_OFF); // draw charges if(state.Dipole_Charge >= 0.0){ charge_colorA = new Color(255,255*(100-(int)(state.Dipole_Charge*100.0))/100,255*(100-(int)(state.Dipole_Charge*100.0))/100); charge_colorB = new Color(255*(100-(int)(state.Dipole_Charge*100.0))/100,255*(100-(int)(state.Dipole_Charge*100.0))/100,255); } if(state.Dipole_Charge < 0.0){ charge_colorB = new Color(255,255*(100+(int)(state.Dipole_Charge*100.0))/100,255*(100+(int)(state.Dipole_Charge*100.0))/100); charge_colorA = new Color(255*(100+(int)(state.Dipole_Charge*100.0))/100,255*(100+(int)(state.Dipole_Charge*100.0))/100,255); } MaestroG.fillCircleThick(g, centerx, charge_center_A, charge_radius, 2, charge_colorA); MaestroG.fillCircleThick(g, centerx, charge_center_B, charge_radius, 2, charge_colorB); MaestroG.drawCircleThick(g, centerx, charge_center_A, charge_radius, 2, Color.gray); MaestroG.drawCircleThick(g, centerx, charge_center_B, charge_radius, 2, Color.gray); // draw + and - int xshift = 80; if(state.Dipole_Charge > 0){ if(go == 0){ MaestroG.drawLineThick(g,centerx-10-xshift,charge_center_A,centerx+10-xshift, charge_center_A, 8, Color.white); MaestroG.drawLineThick(g,centerx-xshift,charge_center_A-10,centerx-xshift, charge_center_A+10, 8, Color.white); MaestroG.drawLineThick(g,centerx-10-xshift,charge_center_B,centerx+10-xshift, charge_center_B, 8, Color.white); MaestroG.drawLineThick(g,centerx-xshift,charge_center_B-10,centerx-xshift, charge_center_B+10, 8, Color.white); } MaestroG.drawLineThick(g,centerx-10-xshift,charge_center_A,centerx+10-xshift, charge_center_A, 5, Color.black); MaestroG.drawLineThick(g,centerx-xshift,charge_center_A-10,centerx-xshift, charge_center_A+10, 5, Color.black); MaestroG.drawLineThick(g,centerx-10-xshift,charge_center_B,centerx+10-xshift, charge_center_B, 5, Color.black); go = 1; } else if(state.Dipole_Charge == 0){ MaestroG.drawLineThick(g,centerx-10-xshift,charge_center_A,centerx+10-xshift, charge_center_A, 8, Color.white); MaestroG.drawLineThick(g,centerx-xshift,charge_center_A-10,centerx-xshift, charge_center_A+10, 8, Color.white); MaestroG.drawLineThick(g,centerx-10-xshift,charge_center_B,centerx+10-xshift, charge_center_B, 8, Color.white); MaestroG.drawLineThick(g,centerx-xshift,charge_center_B-10,centerx-xshift, charge_center_B+10, 8, Color.white); //MaestroG.drawLineThick(g,centerx-10-xshift,charge_center_A,centerx+10-xshift, charge_center_A, 5, Color.black); //MaestroG.drawLineThick(g,centerx-xshift,charge_center_A-10,centerx-xshift, charge_center_A+10, 5, Color.black); //MaestroG.drawLineThick(g,centerx-10-xshift,charge_center_B,centerx+10-xshift, charge_center_B, 5, Color.black); } else if(state.Dipole_Charge < 0){ if(go == 1){ MaestroG.drawLineThick(g,centerx-10-xshift,charge_center_A,centerx+10-xshift, charge_center_A, 8, Color.white); MaestroG.drawLineThick(g,centerx-xshift,charge_center_A-10,centerx-xshift, charge_center_A+10, 8, Color.white); MaestroG.drawLineThick(g,centerx-10-xshift,charge_center_B,centerx+10-xshift, charge_center_B, 8, Color.white); MaestroG.drawLineThick(g,centerx-xshift,charge_center_B-10,centerx-xshift, charge_center_B+10, 8, Color.white); } MaestroG.drawLineThick(g,centerx-10-xshift,charge_center_B,centerx+10-xshift, charge_center_B, 5, Color.black); MaestroG.drawLineThick(g,centerx-xshift,charge_center_B-10,centerx-xshift, charge_center_B+10, 5, Color.black); MaestroG.drawLineThick(g,centerx-10-xshift,charge_center_A,centerx+10-xshift, charge_center_A, 5, Color.black); go = 0; } previous_charge = state.Dipole_Charge; g.setColor(Color.white); // draw current g.fillRect((int)centerx-10, (int)centery - (int)distance -5, 20, 2*(int)distance+10); if(state.Dipole_Current > 0.0){ charge_colorA = new Color(255,255*(1-(int)state.Dipole_Charge),255*(1-(int)state.Dipole_Charge)); charge_colorB = new Color(255*(1-(int)state.Dipole_Charge),255*(1-(int)state.Dipole_Charge),255); if(Math.abs(state.Dipole_Current) < 0.25){ MaestroG.drawLineThick(g,centerx,centery-distance_current,centerx, centery+distance_current, 3, Color.red); if(Math.abs(state.Dipole_Current) > 0.05){ MaestroG.drawLineThick(g,centerx,centery+distance_current,centerx-2, centery+distance_current+4, 3, Color.red); MaestroG.drawLineThick(g,centerx,centery+distance_current,centerx+2, centery+distance_current+4, 3, Color.red); } } else{ MaestroG.drawLineThick(g,centerx,centery-distance_current,centerx, centery+distance_current, 5, Color.red); MaestroG.drawLineThick(g,centerx,centery+distance_current,centerx-4, centery+distance_current+8, 5, Color.red); MaestroG.drawLineThick(g,centerx,centery+distance_current,centerx+4, centery+distance_current+8, 5, Color.red); } } else{ if(Math.abs(state.Dipole_Current) < 0.25){ MaestroG.drawLineThick(g,centerx,centery-distance_current,centerx, centery+distance_current, 3, Color.blue); if(Math.abs(state.Dipole_Current) > 0.05){ MaestroG.drawLineThick(g,centerx,centery+distance_current,centerx-2, centery+distance_current-4, 3, Color.blue); MaestroG.drawLineThick(g,centerx,centery+distance_current,centerx+2, centery+distance_current-4, 3, Color.blue); } } else{ MaestroG.drawLineThick(g,centerx,centery-distance_current,centerx, centery+distance_current, 5, Color.blue); MaestroG.drawLineThick(g,centerx,centery+distance_current,centerx-4, centery+distance_current-8, 5, Color.blue); MaestroG.drawLineThick(g,centerx,centery+distance_current,centerx+4, centery+distance_current-8, 5, Color.blue); } } previous = - distance*state.Dipole_Current; //myarray = null; mis = new MemoryImageSource(new_width,height,rgbPixels,0,new_width); mis.setAnimated(true); mis.setFullBufferUpdates(false); im = createImage(mis); g.drawImage(im,LeftImageIndent,(getSize().height-height)/2,this); } private void drawImage(Graphics g){ g.drawImage(im,LeftImageIndent,(getSize().height-height)/2,this); } private void drawLabels(Graphics g){ g.setFont(new Font("SanSerif",Font.PLAIN,14)); FontMetrics fm = g.getFontMetrics(); g.setColor(Color.black); g.drawString("",(getSize().width-fm.stringWidth(""))/2,2*TopMargin); } private void drawLabels2(Graphics g){ g.setFont(new Font("SanSerif",Font.BOLD,12)); FontMetrics fm = g.getFontMetrics(); g.clearRect(100,getSize().height-2*BottomMargin,getSize().width-200,2*BottomMargin-3); } private void drawCanvas(Graphics g){ 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); } private void drawAxis(Graphics g){ g.setColor(Color.black); //horizontal axis g.drawLine(Nx+(Nx/2),Ny+(Ny/2),2*Nx,Ny+(Ny/2)); } public void setDirtyFlag(boolean DirtyFlag){ this.DirtyFlag = DirtyFlag; } public void setWidth(double ratio){ this.new_width=(int)(width/ratio); this.rgbPixels=new int[(int)(width/ratio*height)]; } public void update(Graphics g){ updatePixels(g); } }