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Work on y legend

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7u83 2017-03-25 18:14:23 +01:00
parent 3e85480d56
commit 84c3ac6740
4 changed files with 136 additions and 56 deletions
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2
nbproject/project.properties
View File

@ -1,4 +1,4 @@
#Fri, 24 Mar 2017 19:24:17 +0100
#Sat, 25 Mar 2017 17:41:45 +0100
annotation.processing.enabled=true
annotation.processing.enabled.in.editor=false
annotation.processing.processors.list=

131
src/chart/Chart.java
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@ -190,9 +190,6 @@ public class Chart extends javax.swing.JPanel implements QuoteReceiver, Scrollab
int n;
double x;
System.out.printf("ClipBounds w: %d\n",clip_bounds.width);
long big_tick = 1;
@ -201,17 +198,14 @@ public class Chart extends javax.swing.JPanel implements QuoteReceiver, Scrollab
big_tick++;
btl=em_size*big_tick*x_unit_width;
xxx = 7*em_size;
System.out.printf("NT: %f %f\n", btl,xxx);
}while (btl<xxx);
// long nt = (long) (clip_bounds.width/btl);
for (n = 0, x = 0; x < dim.width; x += em_size * x_unit_width) {
if (n % big_tick == 0) {
if (n % big_tick == 1) {
g.drawLine((int) x, y, (int) x, y + em_size);
String text;
text = xld.getAt(n);
@ -251,29 +245,70 @@ public class Chart extends javax.swing.JPanel implements QuoteReceiver, Scrollab
}
boolean logs = false;
double toLog(double val){
if (!logs)
return val;
return Math.log(val);
}
float getY(float y) {
if (logs) {
float m = c_mm.max / c_mm.min;
float ys = c_rect.height / c_mm.getDiff();
// ys = c_rect.height / c_mm.getDiff();
if (c_mm.isLog()) {
// c_mm.setLog(true);
// ys = c_rect.height / c_mm.getDiff();
return (c_rect.height - (((float)Math.log(y) - c_mm.getMin()) * ys)) + c_rect.y;
/* float m = c_mm.getMax() / c_mm.getMin();
float fac = (float) c_rect.height / (float) Math.log(m);
float fmin = c_rect.height - ((float) Math.log((y / c_mm.min)) * fac);
float fmin = c_rect.height - ((float) Math.log((y / c_mm.getMin())) * fac);
//System.out.printf("Fac: %f fmin: %f\n", fac, fmin);
return fmin;
*/
//return c_rect.height - ((float) Math.log((y - c_mm.min) * c_yscaling) * fac);
//return c_rect.height - ((float) Math.log((y - c_mm.getMin()) * c_yscaling) * fac);
}
return (c_rect.height - ((y - c_mm.min) * c_yscaling)) + c_rect.y;
return (c_rect.height - ((y - c_mm.getMin()) * c_yscaling)) + c_rect.y;
// return c_rect.height - ((y - c_mm.min) * c_yscaling);
// return c_rect.height - ((y - c_mm.getMin()) * c_yscaling);
}
double getValAtY(float y){
float val=0;
// y = (c_rect.height - ((val - c_mm.getMin()) * c_yscaling)) + c_rect.y;
// y-c_rect.y = c_rect.height - ((val - c_mm.getMin()) * c_yscaling)
// y-c_rect.y-c_rect.height = - ((val - c_mm.getMin()) * c_yscaling)
// -(y-c_rect.y-c_rect.heigh) = (val - c_mm.getMin()) * c_yscaling
// (-(y-c_rect.y-c_rect.heigh))/c_yscaling = (val - c_mm.getMin())
if (logs){
return (-(Math.exp(y)-c_rect.y-c_rect.height))/c_yscaling+Math.exp(c_mm.getMin());
}
return (-(y-c_rect.y-c_rect.height))/c_yscaling+c_mm.getMin();
// return (y+c_rect.y-c_rect.height)/c_yscaling+c_mm.getMin();
}
private void drawItem_l(RenderCtx ctx, int prevx, int x, OHLCDataItem prev, OHLCDataItem item) {
private void rawItem_l(RenderCtx ctx, int prevx, int x, OHLCDataItem prev, OHLCDataItem item) {
if (prev == null) {
prev = item;
@ -304,7 +339,6 @@ public class Chart extends javax.swing.JPanel implements QuoteReceiver, Scrollab
float w = ctx.iwidth;
float h = (int) (ctx.getYc(i.open) - ctx.getYc(i.close));
// System.out.printf("CLO: %f %f \n", w, h);
g.setColor(Color.GREEN);
g.fillRect((int) (x), (int) ctx.getYc(i.close), (int) w, (int) h);
g.setColor(Color.BLACK);
@ -362,33 +396,50 @@ public class Chart extends javax.swing.JPanel implements QuoteReceiver, Scrollab
Graphics2D g = ctx.g;
// g.setClip(null);
// System.out.printf("Drawing legend\n");
//Dimension dim0 = this.getSize();
Rectangle dim;
dim = this.clip_bounds;
Dimension rv = this.getSize();
//System.out.printf("W: %d,%d\n", rv.width, rv.height);
int yw = (int) (this.y_legend_width * this.em_size);
// g.setColor(Color.BLUE);
g.drawLine(dim.width + dim.x - yw, 0, dim.width + dim.x - yw, dim.height);
// g.setColor(Color.YELLOW);
//System.out.printf("Dim: %d %d %d %d\n", dim.x, dim.y, dim.width, dim.height);
float y1 = getY(c_mm.getMin(false));
float y2 = getY(c_mm.getMax(false));
float ydiff = y1-y2;
System.out.printf("%s y1: %f, y2: %f, diff %f\n",Boolean.toString(c_mm.isLog()),y1,y2,ydiff);
for (int yp=(int) y2; yp<y1; yp+=em_size*2) {
g.drawLine(dim.width + dim.x - yw, yp, dim.width + dim.x - yw + em_size , yp);
double v1 = getValAtY(y1);
g.drawString(String.format("%.2f", v1), dim.width + dim.x - yw + em_size * 1.5f, yp + c_font_height / 3);
}
// c_yscaling = c_rect.height / c_mm.getDiff();
//System.out.printf("Step: %f\n",step);
c_yscaling = c_rect.height / c_mm.getDiff();
// System.out.printf("yscale %f\n", c_yscaling);
for (float y = c_mm.min; y < c_mm.max; y += c_mm.getDiff() / 10.0) {
int my = (int) getY(y); //c_rect.height - (int) ((y - c_mm.min) * c_yscaling);
double v1,v2;
v1 = getValAtY(y1);
v2 = getValAtY(y2);
System.out.printf("v1 %f, v2 %f\n",v1,v2);
/* for (float y = c_mm.getMin(); y < c_mm.getMax(); y += step) {
int my = (int) getY(y); //c_rect.height - (int) ((y - c_mm.getMin()) * c_yscaling);
g.drawLine(dim.width + dim.x - yw, my, dim.width + dim.x - yw + em_size, my);
g.drawString(String.format("%.2f", y), dim.width + dim.x - yw + em_size * 1.5f, my + c_font_height / 3);
}
*/
}
@ -444,8 +495,8 @@ public class Chart extends javax.swing.JPanel implements QuoteReceiver, Scrollab
return;
}
c_mm.min /= 1; //-= c_mm.min/ 2.0f;
c_mm.max *= 1; //+= c_mm.max / 10.0f;
// c_mm.min/= 1; //-= c_mm.getMin()/ 2.0f;
// c_mm.max *= 1; //+= c_mm.getMax() / 10.0f;
em_height = g.getFontMetrics().getHeight();
em_width = g.getFontMetrics().stringWidth("M");
@ -467,8 +518,6 @@ public class Chart extends javax.swing.JPanel implements QuoteReceiver, Scrollab
}
JViewport vp = (JViewport) this.getParent();
Point pp = vp.getViewPosition();
// System.out.printf("View Pos: %d %d\n", pp.x,pp.y);
// System.out.printf("Calc Pos: %d pw:%d\n", p0,pwidth);
Point cp = vp.getViewPosition();
if (autoScroll && this.lastvpos != cp.x) {
@ -504,12 +553,14 @@ public class Chart extends javax.swing.JPanel implements QuoteReceiver, Scrollab
this.ct = ChartType.CANDLESTICK;
logs=true;
c_mm.setLog(true);
drawChart(ctx);
c_mm = data.getVolMinMax(first_bar, last_bar);
//System.out.printf("Volminmax: %f %f\n", c_mm.min, c_mm.max);
c_mm.min = 0f;
// c_mm.min = 0f;
c_mm.setMin(0);
int h1 = h + em_width;
h = (int) (cheight * 0.2);
@ -527,6 +578,7 @@ public class Chart extends javax.swing.JPanel implements QuoteReceiver, Scrollab
ctx.iwidth = (float) ((x_unit_width * em_size) * 0.9f);
logs=false;
c_mm.setLog(false);
this.ct = ChartType.VOL;
drawChart(ctx);
@ -553,17 +605,13 @@ public class Chart extends javax.swing.JPanel implements QuoteReceiver, Scrollab
//this.clip_bounds=g.getClipBounds();
this.clip_bounds = vp.getViewRect();
// vp.setViewPosition(new Point(0,0));
// System.out.printf("X:%d %d\n",gdim.width,gdim.height);
first_bar = (int) (clip_bounds.x / (this.x_unit_width * this.em_size));
last_bar = 1 + (int) ((clip_bounds.x + clip_bounds.width - (this.y_legend_width * em_size)) / (this.x_unit_width * this.em_size));
// int vpwidth=(int) ((last_bar-first_bar)*x_unit_width*em_size);
num_bars = data.size(); // + (int) (clip_bounds.width / (this.x_unit_width * this.em_size))+5;
c_font_height = g.getFontMetrics().getHeight();
// System.out.printf("First %d, last %d\n", first_bar, last_bar);
draw((Graphics2D) g);
}
@ -618,7 +666,6 @@ public class Chart extends javax.swing.JPanel implements QuoteReceiver, Scrollab
}// </editor-fold>//GEN-END:initComponents
private void formMousePressed(java.awt.event.MouseEvent evt) {//GEN-FIRST:event_formMousePressed
System.out.printf("Mouse ohlc was pressed\n");
if (!evt.isPopupTrigger()) {
return;
};
@ -634,11 +681,9 @@ public class Chart extends javax.swing.JPanel implements QuoteReceiver, Scrollab
}//GEN-LAST:event_formMousePressed
private void formMouseWheelMoved(java.awt.event.MouseWheelEvent evt) {//GEN-FIRST:event_formMouseWheelMoved
//System.out.printf("Wheel %f\n", evt.getPreciseWheelRotation());
double n = evt.getPreciseWheelRotation() * (-1.0);
//System.out.printf("My n %f\n", n);
if (n < 0) {
if (this.x_unit_width > 0.3) {
this.x_unit_width += 0.1 * n;

44
src/sesim/MinMax.java
View File

@ -31,23 +31,57 @@ package sesim;
*/
public class MinMax {
public float min;
public float max;
protected float min;
protected float max;
protected float min_log;
protected float max_log;
private boolean log;
MinMax(float min, float max) {
this.min = min;
this.max = max;
this.log = false;
}
public float getDiff() {
return max - min;
return !log ? max - min : max_log - min_log;
}
public float getMin() {
return min;
return !log ? min : min_log;
}
public float getMin(boolean plog) {
return !plog ? min : min_log;
}
public float getMax() {
return max;
return !log ? max : max_log;
}
public float getMax(boolean plog) {
return !plog ? max : max_log;
}
public void setLog(boolean log){
min_log = (float) Math.log(min);
max_log = (float) Math.log(max);
this.log=log;
}
public void setMin(float min){
this.min=min;
}
public void setMax(float max){
this.max=max;
}
public boolean isLog(){
return log;
}
}

15
test/sesim/Test.java
View File

@ -150,13 +150,14 @@ public class Test {
*/
public static void main(String[] args) throws InterruptedException, MalformedURLException, InstantiationException, IllegalAccessException, IOException {
Random r;
r = new Random(10);
for (int i = 0; i < 100; i++) {
int e = r.nextInt(50);
System.out.printf("Zufallszahl: %d\n", e);
}
double val = Math.log(12);
double rval = Math.exp(val);
System.out.printf("Result: %f, %f\n", val,rval);
}
}