/*
* (non-Javadoc)
*
* @see org.math.plot.render.AbstractDrawer#fillPloygon(double[][])
*/
public void fillPolygon(float alpha, double[]... pC) {
int[][] c = new int[pC.length][2];
for (int i = 0; i < pC.length; i++) {
c[i] = projection.screenProjection(pC[i]);
}
int minx = c[0][0], miny = c[0][1], maxx = c[0][0] + 1, maxy = c[0][1] + 1;
int[] x = new int[c.length];
for (int i = 0; i < c.length; i++) {
x[i] = c[i][0];
minx = FastMath.min(minx, x[i]);
maxx = FastMath.max(maxx, x[i]);
}
int[] y = new int[c.length];
for (int i = 0; i < c.length; i++) {
y[i] = c[i][1];
miny = FastMath.min(miny, y[i]);
maxy = FastMath.max(maxy, y[i]);
}
if (comp2D.hitClip(minx, miny, maxx - minx, maxy - miny)) {
Composite cs = comp2D.getComposite();
comp2D.setComposite(AlphaComposite.getInstance(AlphaComposite.SRC_OVER, alpha));
comp2D.fillPolygon(x, y, c.length);
comp2D.setComposite(cs);
}
}
/*
* (non-Javadoc)
*
* @see org.math.plot.render.AbstractDrawer#drawLine(double[], double[])
*/
public void drawLine(double[]... pC) {
int[][] sC = new int[pC.length][];
for (int i = 0; i < sC.length; i++) {
sC[i] = projection.screenProjection(pC[i]);
}
drawLine(sC);
}
/*
* (non-Javadoc)
*
* @see org.math.plot.render.AbstractDrawer#drawString(java.lang.String,
* double[], double, double, double)
*/
public void drawText(String label, double... pC) {
int[] sC = projection.screenProjection(pC);
// Corner offset adjustment : Text Offset is used Here
FontRenderContext frc = comp2D.getFontRenderContext();
Font font1 = comp2D.getFont();
int x = sC[0];
int y = sC[1];
double w = font1.getStringBounds(label, frc).getWidth();
double h = font1.getSize2D();
x -= (int) (w * text_Eastoffset);
y += (int) (h * text_Northoffset);
int wc = (int) (w * FastMath.cos(text_angle) + h * FastMath.sin(text_angle));
int hc = (int) (h * FastMath.cos(text_angle) + w * FastMath.sin(text_angle));
if (!comp2D.hitClip(x, y, wc, hc)) {
return;
}
if (text_angle != 0) {
comp2D.rotate(text_angle, x + w / 2, y - h / 2);
}
int tmpY = y;
String[] lines = label.split("\n");
for (int i = 0; i < lines.length; i++) {
comp2D.drawString(lines[i], x, tmpY);
tmpY += h;
}
if (text_angle != 0) {
comp2D.rotate(-text_angle, x + w / 2, y - h / 2);
}
}
public void drawPatternDot(double... pC) {
int[] sC = projection.screenProjection(pC);
int yoffset = (int) FastMath.ceil(dot_pattern.length / 2.0);
int xoffset = (int) FastMath.ceil(dot_pattern[0].length / 2.0);
for (int i = 0; i < dot_pattern.length; i++) {
for (int j = 0; j < dot_pattern[i].length; j++) {
if (dot_pattern[i][j]) // comp2D.setColor(new Color(getColor())
{
// System.err.println("comp2D.fillRect");
comp2D.fillRect(sC[0] - xoffset + j, sC[1] - yoffset + i, 1, 1);
}
}
}
}
public void drawShadowedText(String label, float alpha, double... pC) {
int[] sC = projection.screenProjection(pC);
// Corner offset adjustment : Text Offset is used Here
FontRenderContext frc = comp2D.getFontRenderContext();
Font font1 = comp2D.getFont();
int x = sC[0];
int y = sC[1];
double w = font1.getStringBounds(label, frc).getWidth();
double h = font1.getSize2D();
x -= (int) (w * text_Eastoffset);
y += (int) (h * text_Northoffset);
int wc = (int) (w * FastMath.cos(text_angle) + h * FastMath.sin(text_angle));
int hc = (int) (h * FastMath.cos(text_angle) + w * FastMath.sin(text_angle));
if (!comp2D.hitClip(x, y, wc, hc)) {
return;
}
if (text_angle != 0) {
comp2D.rotate(text_angle, x + w / 2, y - h / 2);
}
Composite cs = comp2D.getComposite();
Color c = comp2D.getColor();
String[] lines = label.split("\n");
for (int i = 0; i < lines.length; i++) {
comp2D.setColor(Color.white);
comp2D.setComposite(AlphaComposite.getInstance(AlphaComposite.SRC_OVER, alpha));
comp2D.fillRect(x, y - (int) h, (int) w, (int) h);
comp2D.setComposite(cs);
comp2D.setColor(c);
comp2D.drawString(lines[i], x, y);
y += h;
}
if (text_angle != 0) {
comp2D.rotate(-text_angle, x + w / 2, y - h / 2);
}
}
/*
* (non-Javadoc)
*
* @see org.math.plot.render.AbstractDrawer#drawPloygon(double[][])
*/
public void drawPolygon(double[]... pC) {
int[][] c = new int[pC.length][2];
for (int i = 0; i < pC.length; i++) {
c[i] = projection.screenProjection(pC[i]);
}
int minx = c[0][0], miny = c[0][1], maxx = c[0][0] + 1, maxy = c[0][1] + 1;
int[] x = new int[c.length];
for (int i = 0; i < c.length; i++) {
x[i] = c[i][0];
minx = FastMath.min(minx, x[i]);
maxx = FastMath.max(maxx, x[i]);
}
int[] y = new int[c.length];
for (int i = 0; i < c.length; i++) {
y[i] = c[i][1];
miny = FastMath.min(miny, y[i]);
maxy = FastMath.max(maxy, y[i]);
}
if (comp2D.hitClip(minx, miny, maxx - minx, maxy - miny)) {
comp2D.drawPolygon(x, y, c.length);
}
}
/*
* (non-Javadoc)
*
* @see org.math.plot.render.AbstractDrawer#project(double[])
*/
public int[] project(double... pC) {
return projection.screenProjection(pC);
}
public AffineTransform getAffineTransform(
int width, int height, double[] _xyzSW, double[] _xyzSE, double[] _xyzNW) {
int[] cornerNW = projection.screenProjection(_xyzNW);
int[] cornerSE = projection.screenProjection(_xyzSE);
int[] cornerSW = projection.screenProjection(_xyzSW);
double[] vectWE = {
(double) cornerSE[0] - (double) cornerSW[0], (double) cornerSE[1] - (double) cornerSW[1]
};
double normvectWE = sqrt(sqr(vectWE[0]) + sqr(vectWE[1]));
double[] vectSN = {
(double) cornerNW[0] - (double) cornerSW[0], (double) cornerNW[1] - (double) cornerSW[1]
};
double normvectSN = sqrt(sqr(vectSN[0]) + sqr(vectSN[1]));
double angleSW =
acos((vectWE[0] * vectSN[0] + vectWE[1] * vectSN[1]) / (normvectWE * normvectSN));
if (angleSW == 0.0) {
return null;
}
AffineTransform t = new AffineTransform();
t.translate(cornerNW[0], cornerNW[1]);
t.scale(sign(vectWE[0]), -sign(vectSN[1]));
t.rotate(-atan(vectSN[0] / vectSN[1]));
t.shear(0, 1 / tan(PI - angleSW));
t.scale(normvectWE * cos(angleSW - PI / 2) / (double) width, normvectSN / (double) height);
double[] _cornerSE_tr = new double[2];
double[] _cornerSE = {width, height};
t.transform(_cornerSE, 0, _cornerSE_tr, 0, 1);
if (isDiff(_cornerSE_tr, cornerSE)) {
double[] vectSE_NW_1 = {
(double) cornerNW[0] - (double) cornerSE[0], (double) cornerNW[1] - (double) cornerSE[1]
};
double[] vectSE_NW_2 = {
(double) cornerNW[0] - (double) _cornerSE_tr[0],
(double) cornerNW[1] - (double) _cornerSE_tr[1]
};
double normvect_1 = sqrt(sqr(vectSE_NW_1[0]) + sqr(vectSE_NW_1[1]));
double normvect_2 = sqrt(sqr(vectSE_NW_1[0]) + sqr(vectSE_NW_1[1]));
double cos_angle =
(((vectSE_NW_1[0] * vectSE_NW_2[0] + vectSE_NW_1[1] * vectSE_NW_2[1])
/ (normvect_1 * normvect_2)));
double vect = (vectSE_NW_1[0] * vectSE_NW_2[1] - vectSE_NW_1[1] * vectSE_NW_2[0]);
AffineTransform t2 = new AffineTransform();
if (vect < 0) {
t2.rotate(acos(cos_angle), cornerNW[0], cornerNW[1]);
} else {
t2.rotate(-acos(cos_angle), cornerNW[0], cornerNW[1]);
}
t.preConcatenate(t2);
}
// TODO patch for many cases...
/*double[] _cornerSW_tr = new double[2];
double[] _cornerSW = { 0, img.getHeight(canvas) };
t.transform(_cornerSW, 0, _cornerSW_tr, 0, 1);
if (isDiff(_cornerSW_tr, cornerSW)) {
double[] vectSW_NW_1 = { (double) cornerNW[0] - (double) cornerSW[0], (double) cornerNW[1] - (double) cornerSW[1] };
double[] vectSW_NW_2 = { (double) cornerNW[0] - (double) _cornerSW_tr[0], (double) cornerNW[1] - (double) _cornerSW_tr[1] };
double normvect_1 = sqrt(sqr(vectSW_NW_1[0]) + sqr(vectSW_NW_1[1]));
double normvect_2 = sqrt(sqr(vectSW_NW_1[0]) + sqr(vectSW_NW_1[1]));
double cos_angle = (((vectSW_NW_1[0] * vectSW_NW_2[0] + vectSW_NW_1[1] * vectSW_NW_2[1]) / (normvect_1 * normvect_2)));
double vect = (vectSW_NW_1[0] * vectSW_NW_2[1] - vectSW_NW_1[1] * vectSW_NW_2[0]);
System.out.println(cos_angle + " " + vect + " -> " + toDegrees(acos(cos_angle)));
//System.out.println(" "+vectSE_NW_1[0]+","+vectSE_NW_1[1]+" "+vectSE_NW_2[0]+","+vectSE_NW_2[1]);
AffineTransform t2 = new AffineTransform();
if (vect > 0)
t2.rotate(acos(cos_angle), cornerNW[0], cornerNW[1]);
else
t2.rotate(-acos(cos_angle), cornerNW[0], cornerNW[1]);
t.preConcatenate(t2);
}*/
return t;
}
public void drawCrossDot(double... pC) {
int[] sC = projection.screenProjection(pC);
comp2D.drawLine(sC[0] - dot_radius, sC[1] - dot_radius, sC[0] + dot_radius, sC[1] + dot_radius);
comp2D.drawLine(sC[0] + dot_radius, sC[1] - dot_radius, sC[0] - dot_radius, sC[1] + dot_radius);
}
public void drawRoundDot(double... pC) {
int[] sC = projection.screenProjection(pC);
comp2D.fillOval(sC[0] - dot_radius, sC[1] - dot_radius, 2 * dot_radius, 2 * dot_radius);
}