@Override
public void renderGridLines(Canvas c) {
if (!mXAxis.isDrawGridLinesEnabled() || !mXAxis.isEnabled()) return;
// pre alloc
float[] position = new float[] {0f, 0f};
mGridPaint.setColor(mXAxis.getGridColor());
mGridPaint.setStrokeWidth(mXAxis.getGridLineWidth());
mGridPaint.setPathEffect(mXAxis.getGridDashPathEffect());
Path gridLinePath = new Path();
for (int i = mMinX; i <= mMaxX; i += mXAxis.mAxisLabelModulus) {
String label = mXAxis.getValues().get(i);
position[0] = i;
mTrans.pointValuesToPixel(position);
if (position[0] >= mViewPortHandler.offsetLeft()
&& position[0] <= mViewPortHandler.getChartWidth()) {
gridLinePath.moveTo(position[0], mViewPortHandler.contentBottom() * topchartScale);
gridLinePath.lineTo(position[0], mViewPortHandler.contentTop());
// draw a path because lines don't support dashing on lower android versions
c.drawPath(gridLinePath, mGridPaint);
}
gridLinePath.reset();
if (position[0] >= mViewPortHandler.offsetLeft()
&& position[0] <= mViewPortHandler.getChartWidth()) {
gridLinePath.moveTo(
position[0], mViewPortHandler.contentBottom() * (topchartScale + 0.08f));
gridLinePath.lineTo(position[0], mViewPortHandler.contentBottom());
// draw a path because lines don't support dashing on lower android versions
c.drawPath(gridLinePath, mGridPaint);
}
gridLinePath.reset();
}
}
@Override
public void renderAxisLine(Canvas c) {
if (!mXAxis.isDrawAxisLineEnabled() || !mXAxis.isEnabled()) return;
mAxisLinePaint.setColor(mXAxis.getAxisLineColor());
mAxisLinePaint.setStrokeWidth(mXAxis.getAxisLineWidth());
// if (mXAxis.getPosition() == XAxisPosition.TOP
// || mXAxis.getPosition() == XAxisPosition.TOP_INSIDE
// || mXAxis.getPosition() == XAxisPosition.BOTH_SIDED) {
c.drawLine(
mViewPortHandler.contentLeft(),
mViewPortHandler.contentTop(),
mViewPortHandler.contentRight(),
mViewPortHandler.contentTop(),
mAxisLinePaint);
// }
// if (mXAxis.getPosition() == XAxisPosition.BOTTOM
// || mXAxis.getPosition() == XAxisPosition.BOTTOM_INSIDE
// || mXAxis.getPosition() == XAxisPosition.BOTH_SIDED) {
c.drawLine(
mViewPortHandler.contentLeft(),
mViewPortHandler.contentBottom() * topchartScale,
mViewPortHandler.contentRight(),
mViewPortHandler.contentBottom() * topchartScale,
mAxisLinePaint);
float yoffset = mViewPortHandler.contentBottom() * 0.08f - Utils.convertDpToPixel(1);
c.drawLine(
mViewPortHandler.contentLeft(),
mViewPortHandler.contentBottom() * topchartScale + yoffset,
mViewPortHandler.contentRight(),
mViewPortHandler.contentBottom() * topchartScale + yoffset,
mAxisLinePaint);
c.drawLine(
mViewPortHandler.contentLeft(),
mViewPortHandler.contentBottom() - 1,
mViewPortHandler.contentRight(),
mViewPortHandler.contentBottom() - 1,
mAxisLinePaint);
// }
}
@Override
public void renderAxisLabels(Canvas c) {
if (!mXAxis.isEnabled() || !mXAxis.isDrawLabelsEnabled()) return;
float yoffset = Utils.convertDpToPixel(4f);
mAxisLabelPaint.setTypeface(mXAxis.getTypeface());
mAxisLabelPaint.setTextSize(mXAxis.getTextSize());
mAxisLabelPaint.setColor(mXAxis.getTextColor());
if (mXAxis.getPosition() == XAxisPosition.TOP) {
drawLabels(c, mViewPortHandler.offsetTop() - yoffset);
} else if (mXAxis.getPosition() == XAxisPosition.BOTTOM) {
drawLabels(
c,
mViewPortHandler.contentBottom() * topchartScale
+ (mViewPortHandler.contentBottom() * 0.04f)
+ mXAxis.mLabelHeight / 2);
} else if (mXAxis.getPosition() == XAxisPosition.BOTTOM_INSIDE) {
drawLabels(c, mViewPortHandler.contentBottom() - yoffset);
} else if (mXAxis.getPosition() == XAxisPosition.TOP_INSIDE) {
drawLabels(c, mViewPortHandler.offsetTop() + yoffset + mXAxis.mLabelHeight);
} else { // BOTH SIDED
drawLabels(c, mViewPortHandler.offsetTop() - yoffset);
drawLabels(c, mViewPortHandler.contentBottom() + mXAxis.mLabelHeight + yoffset * 1.6f);
}
}