aula CG 15 outubro

incompleto

package dataplot2;

import java.awt.Color;
import java.awt.Font;
import java.awt.Graphics2D;

public class DataPlot2 {

}

private void dataPlot(Graphics2D g2, int x, int y, int width, int height,
		String xLabels[], String title) {

	//Fonts
	Font axisFont = new Font("Verdana", Font.PLAIN, 10);
	Font titleFont = new Font("Serif", Font.BOLD, 16);
	frc = g2.getFontRenderContext();

	//Area do grafico
	g2.setColor(Color.BLACK);
	g2.drawRect(x, y, width, height);

	//Area do plot
	int wGap = 50;
	int hGap = 30;
	int wP = width - 2 * wGap;
	int hP = height - 2 * hGap;
	int xP = x + wGap;
	int yP = y + hGap;

	g2.setColor(Color.WHITE);
	g2.fillRect(xP, yP, width, height);
	g2.drawRect(xP, yP, width, height);

	// X axis

	g2.setColor(Color.BLACK);
	g2.drawLine(xP, yP+hP, xP+wP, yP+hP);

	int delta = wP/ sV1.length;
	int halfDelta = delta / 2;
	int barWidth = 30;
	int halfBarWidth = barWidth / 2;
	int maxValue = (int) Math.ceil(getMaxValue(sV1));
	float fScale = hP / maxValue;

	for (int i=0; i<= sV1.length; i++) {
		int xi = xP + i * delta;
		int yi = yP + hP;
		g2.drawLine(xi, yi, xi, yi + 5);
	}

	g2.setFont(axisFont);

	for (int i = 0; i < sV1.length; i++) {
		g2.setColor(Color.RED);
		int xi = xP + i * delta + halfDelta - halfBarWidth;
		int barHeight =  (int) (sV1[i] * fScale);
		int yi = yP + hP - barHeight;
		g2.fillRect(xi, yi, barWidth, barHeight);

		g2.setColor(Color.BLACK);

		int wS = axisFont.getStringBounds(xLabels[i], frc).getWidth();
		int hS = axisFont.getStringBounds(xLabels[i], frc).getHeight();

		xi = xP + i * delta + halfDelta - wS / 2;
		yi = yP + hP + hS + 5;
		g2.drawString(xLabels[i], xi, yi);
	}

	// y axys
	g2.setColor(Color.BLACK);
	g2.drawLine(xP, yP, xP, yP + hP);


	int yAxisDivisions = 5;
	delta = hP / yAxisDivisions;
	int yIncValue = maxValue / yAxisDivisions;

	for (int i=0; i<=yAxisDivisions; i++) {
		int xi = xP;
		int yi = yP + hP - i * delta;
		g2.drawLine(xi, yi, xi - 3, yi);

		String si = Integer.toString(i * yIncValue);

		int wS = (int) axisFont.getStringBounds(si,  frc).getWidth();
		int hS = (int) axisFont.getStringBounds(si, frc).getHeight();
		xi = xi - wS - 5 ;
		yi = yi + hS / 2 ;
		g2.drawString(si, xi, yi);

	}

	g2.setFont(titleFont);
	frc = g2.getFontRenderContext();

	int wS = (int)
}

private float getMaxValue(float v[]) {
	float max = 0;

	for (int i = 0; i<v.length; i++) {
		if (v[i]>max)
			max = v[i];

		return max;
	}
}