/**
* a value has changed in one of the text fields, try to update the model and display the error
* message if it fails
*/
@Override
public void actionPerformed(ActionEvent e) {
try {
model.modifyShape(
currentSelection,
Double.parseDouble(view.xTextField.getText()),
Double.parseDouble(view.yTextField.getText()),
Double.parseDouble(view.widthTextField.getText()),
Double.parseDouble(view.heightTextField.getText()));
} catch (NumberFormatException nfe) {
view.showError("Please provide valid number for shape properties");
} catch (IllegalArgumentException iae) {
view.showError(iae.getMessage());
}
}
/** a selection has changed in the list, update the view */
@Override
public void valueChanged(ListSelectionEvent e) {
if (e.getValueIsAdjusting() == false) {
currentSelection = view.list.getSelectedValue();
view.updateSelected(currentSelection);
}
}
@Override
protected void initPosition() {
super.initPosition();
screen_height = getMeasuredHeight();
screen_width = getMeasuredWidth();
int count = dataList.size();
double sum = 0;
double withdrawal = 0;
double min = Integer.MAX_VALUE;
double max = -Integer.MAX_VALUE;
for (int i = 0; i < count; i++) {
withdrawal = dataList.get(i).getWithdrawals();
sum += withdrawal;
if (withdrawal > max) {
max = withdrawal;
}
if (withdrawal < min) {
min = withdrawal;
}
}
averageWithdrawal = (int) sum / count;
averageText =
"Average Expenditure on Card: " + Utils.generateFormatMoney(dollar, averageWithdrawal);
xPaintScale = (int) (screen_height * x_paint_scale);
yPaintScale = (int) (screen_height * y_paint_scale);
detailText1Size = (int) (detail_text_1_size * screen_height);
detailText2Size = (int) (detail_text_2_size * screen_height);
titleSecondSize = (int) (title_second_size * screen_height);
titleSecondY = titleLineY + (int) (titleSecondSize * 1.2F);
yAxisStartYPosition = titleSecondY + padding;
yAxisEndYPosition = screen_height - padding - 2 * yPaintScale;
initYValues(max, min);
yAxisXPosition = getMaxYValueLen() + padding;
xAxisStartXPosition = yAxisXPosition;
xAxisEndXPosition = screen_width - padding;
xCellLength = (int) ((float) (xAxisEndXPosition - xAxisStartXPosition) / (count + 1));
detailRoundR = (int) (detail_round_r * screen_height);
generateBarList();
}
@Override
protected void onDraw(Canvas canvas) {
super.onDraw(canvas);
drawChart(canvas);
drawAxis(canvas);
if (touchedBarIndex != INVALID_BAR_INDEX) {
Bar bar = barList.get(touchedBarIndex);
mPaint.setColor(Color.BLUE);
bar.drawSelf(canvas, mPaint);
textPaint.setTextSize(detailText1Size);
float text1Length = textPaint.measureText(bar.yValue) + detailText1Size;
textPaint.setTextSize(detailText2Size);
float text2Length = textPaint.measureText(bar.xValue) + detailText2Size;
int detailWidth = (int) (Math.max(text1Length, text2Length) * 1.5f);
int detailHeight = (int) (1.2f * (detailText1Size + detailText2Size));
float start_x = (bar.middle - 0.5f * detailWidth);
float end_x = start_x + detailWidth;
float start_y = 0;
float end_y = 0;
if (bar.withdrawal >= 0) {
start_y = bar.top - detailHeight;
end_y = bar.top;
} else {
start_y = bar.bottom;
end_y = bar.bottom + detailHeight;
}
detailedRect.set(start_x, start_y, end_x, end_y);
mPaint.setColor(HALF_TRANSPARENT_BLUE);
canvas.drawRoundRect(detailedRect, detailRoundR, detailRoundR, mPaint);
textPaint.setColor(Color.WHITE);
textPaint.setTextAlign(Paint.Align.CENTER);
textPaint.setTextSize(detailText1Size);
float text1Y = start_y + 1f * detailText1Size;
canvas.drawText(bar.yValue, bar.middle, text1Y, textPaint);
textPaint.setTextSize(detailText2Size);
float text2Y = end_y - 0.5f * detailText2Size;
canvas.drawText(bar.xValue, bar.middle, text2Y, textPaint);
}
}
