public void setDataChart() {
// obtiene registro de la base de datos
sqlite.openConnection();
ArrayList<Grafica> candidatos = sqlite.getCandidatos();
sqlite.closeConnection();
// propiedades de grafico
pieChart.setRotationEnabled(true);
pieChart.animateXY(1000, 1000);
pieChart.setHoleRadius(36f);
pieChart.setDescription("");
// valores
ArrayList<Entry> yVals = new ArrayList<Entry>();
ArrayList<String> xVals = new ArrayList<String>();
// colores de la torta
ArrayList<Integer> colors = new ArrayList<Integer>();
colors.add(Color.YELLOW);
colors.add(Color.RED);
colors.add(Color.GREEN);
colors.add(Color.CYAN);
colors.add(Color.MAGENTA);
sqlite.openConnection();
float total_votos = sqlite.getTotalVotos();
sqlite.closeConnection();
// ingresa datos a grafico
for (int index = 0; index < candidatos.size(); index++) {
float votos = (candidatos.get(index).getVotos() / total_votos) * 100f;
yVals.add(new Entry(votos, index));
xVals.add(candidatos.get(index).getSigla());
}
PieDataSet dataSet = new PieDataSet(yVals, "");
dataSet.setSliceSpace(3f);
dataSet.setSelectionShift(5f);
dataSet.setColors(colors);
PieData data = new PieData(xVals, dataSet);
data.setValueFormatter(new PercentFormatter());
data.setValueTextSize(12f);
data.setValueTextColor(Color.BLACK);
pieChart.setData(data);
pieChart.highlightValues(null);
pieChart.invalidate();
}
private void createDataTable() {
sqlite.openConnection();
ArrayList<Grafica> candidatos = sqlite.getCandidatos();
sqlite.closeConnection();
//
TableRow.LayoutParams tableRowParams = new TableRow.LayoutParams();
tableRowParams.setMargins(5, 3, 5, 3);
tableRowParams.weight = 1;
// encabezado
TableRow rowHead = new TableRow(this);
rowHead.setLayoutParams(new LayoutParams(LayoutParams.MATCH_PARENT, LayoutParams.WRAP_CONTENT));
// col 1
TextView col1 = new TextView(this);
col1.setBackgroundResource(R.drawable.tv_bg);
col1.setGravity(Gravity.CENTER);
col1.setTypeface(null, Typeface.BOLD);
col1.setTextSize(12);
col1.setPadding(6, 10, 6, 10);
col1.setText("TEMA");
// col 2
TextView col2 = new TextView(this);
col2.setBackgroundResource(R.drawable.tv_bg);
col2.setGravity(Gravity.CENTER);
col2.setTypeface(null, Typeface.BOLD);
col2.setTextSize(12);
col2.setPadding(6, 10, 6, 10);
col2.setText("LECCIÓN");
// col 3
TextView col3 = new TextView(this);
col3.setBackgroundResource(R.drawable.tv_bg);
col3.setGravity(Gravity.CENTER);
col3.setTypeface(null, Typeface.BOLD);
col3.setTextSize(12);
col3.setPadding(6, 10, 6, 10);
col3.setText("CALF");
// añade columnas
rowHead.addView(col1, tableRowParams);
rowHead.addView(col2, tableRowParams);
rowHead.addView(col3, tableRowParams);
// añade fila
table_layout.addView(rowHead);
for (Grafica c : candidatos) {
TableRow row = new TableRow(this);
row.setLayoutParams(new LayoutParams(LayoutParams.MATCH_PARENT, LayoutParams.WRAP_CONTENT));
// col 1
TextView tv1 = new TextView(this);
tv1.setBackgroundResource(R.drawable.tv_bg);
tv1.setGravity(Gravity.CENTER);
tv1.setTypeface(null, Typeface.BOLD);
tv1.setTextSize(12);
tv1.setPadding(6, 10, 6, 10);
tv1.setText(c.getSigla());
// col 2
TextView tv2 = new TextView(this);
tv2.setBackgroundResource(R.drawable.tv_bg);
tv2.setGravity(Gravity.CENTER);
tv2.setTextSize(12);
tv2.setPadding(6, 10, 6, 10);
tv2.setText(c.getNombre());
// col 3
TextView tv3 = new TextView(this);
tv3.setBackgroundResource(R.drawable.tv_bg);
tv3.setGravity(Gravity.CENTER);
tv3.setTextSize(12);
tv3.setPadding(6, 10, 6, 10);
tv3.setText(String.valueOf(c.getVotos()));
// añade columnas
row.addView(tv1, tableRowParams);
row.addView(tv2, tableRowParams);
row.addView(tv3, tableRowParams);
// añade fila
table_layout.addView(row);
}
}
