Examples with MPPointF com.github.mikephil.charting.utils.MPPointF used on opensource projects

Example 11 with MPPointF

use of com.github.mikephil.charting.utils.MPPointF in project MPAndroidChart by PhilJay.

the class HorizontalBarChartRenderer method drawValues.

@Override
public void drawValues(Canvas c) {
    // if values are drawn
    if (isDrawingValuesAllowed(mChart)) {
        List<IBarDataSet> dataSets = mChart.getBarData().getDataSets();
        final float valueOffsetPlus = Utils.convertDpToPixel(5f);
        float posOffset = 0f;
        float negOffset = 0f;
        final boolean drawValueAboveBar = mChart.isDrawValueAboveBarEnabled();
        for (int i = 0; i < mChart.getBarData().getDataSetCount(); i++) {
            IBarDataSet dataSet = dataSets.get(i);
            if (!shouldDrawValues(dataSet))
                continue;
            boolean isInverted = mChart.isInverted(dataSet.getAxisDependency());
            // apply the text-styling defined by the DataSet
            applyValueTextStyle(dataSet);
            final float halfTextHeight = Utils.calcTextHeight(mValuePaint, "10") / 2f;
            IValueFormatter formatter = dataSet.getValueFormatter();
            // get the buffer
            BarBuffer buffer = mBarBuffers[i];
            final float phaseY = mAnimator.getPhaseY();
            MPPointF iconsOffset = MPPointF.getInstance(dataSet.getIconsOffset());
            iconsOffset.x = Utils.convertDpToPixel(iconsOffset.x);
            iconsOffset.y = Utils.convertDpToPixel(iconsOffset.y);
            // if only single values are drawn (sum)
            if (!dataSet.isStacked()) {
                for (int j = 0; j < buffer.buffer.length * mAnimator.getPhaseX(); j += 4) {
                    float y = (buffer.buffer[j + 1] + buffer.buffer[j + 3]) / 2f;
                    if (!mViewPortHandler.isInBoundsTop(buffer.buffer[j + 1]))
                        break;
                    if (!mViewPortHandler.isInBoundsX(buffer.buffer[j]))
                        continue;
                    if (!mViewPortHandler.isInBoundsBottom(buffer.buffer[j + 1]))
                        continue;
                    BarEntry entry = dataSet.getEntryForIndex(j / 4);
                    float val = entry.getY();
                    String formattedValue = formatter.getFormattedValue(val, entry, i, mViewPortHandler);
                    // calculate the correct offset depending on the draw position of the value
                    float valueTextWidth = Utils.calcTextWidth(mValuePaint, formattedValue);
                    posOffset = (drawValueAboveBar ? valueOffsetPlus : -(valueTextWidth + valueOffsetPlus));
                    negOffset = (drawValueAboveBar ? -(valueTextWidth + valueOffsetPlus) : valueOffsetPlus);
                    if (isInverted) {
                        posOffset = -posOffset - valueTextWidth;
                        negOffset = -negOffset - valueTextWidth;
                    }
                    if (dataSet.isDrawValuesEnabled()) {
                        drawValue(c, formattedValue, buffer.buffer[j + 2] + (val >= 0 ? posOffset : negOffset), y + halfTextHeight, dataSet.getValueTextColor(j / 2));
                    }
                    if (entry.getIcon() != null && dataSet.isDrawIconsEnabled()) {
                        Drawable icon = entry.getIcon();
                        float px = buffer.buffer[j + 2] + (val >= 0 ? posOffset : negOffset);
                        float py = y;
                        px += iconsOffset.x;
                        py += iconsOffset.y;
                        Utils.drawImage(c, icon, (int) px, (int) py, icon.getIntrinsicWidth(), icon.getIntrinsicHeight());
                    }
                }
            // if each value of a potential stack should be drawn
            } else {
                Transformer trans = mChart.getTransformer(dataSet.getAxisDependency());
                int bufferIndex = 0;
                int index = 0;
                while (index < dataSet.getEntryCount() * mAnimator.getPhaseX()) {
                    BarEntry entry = dataSet.getEntryForIndex(index);
                    int color = dataSet.getValueTextColor(index);
                    float[] vals = entry.getYVals();
                    // in between
                    if (vals == null) {
                        if (!mViewPortHandler.isInBoundsTop(buffer.buffer[bufferIndex + 1]))
                            break;
                        if (!mViewPortHandler.isInBoundsX(buffer.buffer[bufferIndex]))
                            continue;
                        if (!mViewPortHandler.isInBoundsBottom(buffer.buffer[bufferIndex + 1]))
                            continue;
                        float val = entry.getY();
                        String formattedValue = formatter.getFormattedValue(val, entry, i, mViewPortHandler);
                        // calculate the correct offset depending on the draw position of the value
                        float valueTextWidth = Utils.calcTextWidth(mValuePaint, formattedValue);
                        posOffset = (drawValueAboveBar ? valueOffsetPlus : -(valueTextWidth + valueOffsetPlus));
                        negOffset = (drawValueAboveBar ? -(valueTextWidth + valueOffsetPlus) : valueOffsetPlus);
                        if (isInverted) {
                            posOffset = -posOffset - valueTextWidth;
                            negOffset = -negOffset - valueTextWidth;
                        }
                        if (dataSet.isDrawValuesEnabled()) {
                            drawValue(c, formattedValue, buffer.buffer[bufferIndex + 2] + (entry.getY() >= 0 ? posOffset : negOffset), buffer.buffer[bufferIndex + 1] + halfTextHeight, color);
                        }
                        if (entry.getIcon() != null && dataSet.isDrawIconsEnabled()) {
                            Drawable icon = entry.getIcon();
                            float px = buffer.buffer[bufferIndex + 2] + (entry.getY() >= 0 ? posOffset : negOffset);
                            float py = buffer.buffer[bufferIndex + 1];
                            px += iconsOffset.x;
                            py += iconsOffset.y;
                            Utils.drawImage(c, icon, (int) px, (int) py, icon.getIntrinsicWidth(), icon.getIntrinsicHeight());
                        }
                    } else {
                        float[] transformed = new float[vals.length * 2];
                        float posY = 0f;
                        float negY = -entry.getNegativeSum();
                        for (int k = 0, idx = 0; k < transformed.length; k += 2, idx++) {
                            float value = vals[idx];
                            float y;
                            if (value == 0.0f && (posY == 0.0f || negY == 0.0f)) {
                                // Take care of the situation of a 0.0 value, which overlaps a non-zero bar
                                y = value;
                            } else if (value >= 0.0f) {
                                posY += value;
                                y = posY;
                            } else {
                                y = negY;
                                negY -= value;
                            }
                            transformed[k] = y * phaseY;
                        }
                        trans.pointValuesToPixel(transformed);
                        for (int k = 0; k < transformed.length; k += 2) {
                            final float val = vals[k / 2];
                            String formattedValue = formatter.getFormattedValue(val, entry, i, mViewPortHandler);
                            // calculate the correct offset depending on the draw position of the value
                            float valueTextWidth = Utils.calcTextWidth(mValuePaint, formattedValue);
                            posOffset = (drawValueAboveBar ? valueOffsetPlus : -(valueTextWidth + valueOffsetPlus));
                            negOffset = (drawValueAboveBar ? -(valueTextWidth + valueOffsetPlus) : valueOffsetPlus);
                            if (isInverted) {
                                posOffset = -posOffset - valueTextWidth;
                                negOffset = -negOffset - valueTextWidth;
                            }
                            final boolean drawBelow = (val == 0.0f && negY == 0.0f && posY > 0.0f) || val < 0.0f;
                            float x = transformed[k] + (drawBelow ? negOffset : posOffset);
                            float y = (buffer.buffer[bufferIndex + 1] + buffer.buffer[bufferIndex + 3]) / 2f;
                            if (!mViewPortHandler.isInBoundsTop(y))
                                break;
                            if (!mViewPortHandler.isInBoundsX(x))
                                continue;
                            if (!mViewPortHandler.isInBoundsBottom(y))
                                continue;
                            if (dataSet.isDrawValuesEnabled()) {
                                drawValue(c, formattedValue, x, y + halfTextHeight, color);
                            }
                            if (entry.getIcon() != null && dataSet.isDrawIconsEnabled()) {
                                Drawable icon = entry.getIcon();
                                Utils.drawImage(c, icon, (int) (x + iconsOffset.x), (int) (y + iconsOffset.y), icon.getIntrinsicWidth(), icon.getIntrinsicHeight());
                            }
                        }
                    }
                    bufferIndex = vals == null ? bufferIndex + 4 : bufferIndex + 4 * vals.length;
                    index++;
                }
            }
            MPPointF.recycleInstance(iconsOffset);
        }
    }
}

Example 12 with MPPointF

use of com.github.mikephil.charting.utils.MPPointF in project MPAndroidChart by PhilJay.

the class MarkerImage method draw.

@Override
public void draw(Canvas canvas, float posX, float posY) {
    if (mDrawable == null)
        return;
    MPPointF offset = getOffsetForDrawingAtPoint(posX, posY);
    float width = mSize.width;
    float height = mSize.height;
    if (width == 0.f && mDrawable != null) {
        width = mDrawable.getIntrinsicWidth();
    }
    if (height == 0.f && mDrawable != null) {
        height = mDrawable.getIntrinsicHeight();
    }
    mDrawable.copyBounds(mDrawableBoundsCache);
    mDrawable.setBounds(mDrawableBoundsCache.left, mDrawableBoundsCache.top, mDrawableBoundsCache.left + (int) width, mDrawableBoundsCache.top + (int) height);
    int saveId = canvas.save();
    // translate to the correct position and draw
    canvas.translate(posX + offset.x, posY + offset.y);
    mDrawable.draw(canvas);
    canvas.restoreToCount(saveId);
    mDrawable.setBounds(mDrawableBoundsCache);
}

Example 13 with MPPointF

use of com.github.mikephil.charting.utils.MPPointF in project MPAndroidChart by PhilJay.

the class MarkerImage method getOffsetForDrawingAtPoint.

@Override
public MPPointF getOffsetForDrawingAtPoint(float posX, float posY) {
    MPPointF offset = getOffset();
    mOffset2.x = offset.x;
    mOffset2.y = offset.y;
    Chart chart = getChartView();
    float width = mSize.width;
    float height = mSize.height;
    if (width == 0.f && mDrawable != null) {
        width = mDrawable.getIntrinsicWidth();
    }
    if (height == 0.f && mDrawable != null) {
        height = mDrawable.getIntrinsicHeight();
    }
    if (posX + mOffset2.x < 0) {
        mOffset2.x = -posX;
    } else if (chart != null && posX + width + mOffset2.x > chart.getWidth()) {
        mOffset2.x = chart.getWidth() - posX - width;
    }
    if (posY + mOffset2.y < 0) {
        mOffset2.y = -posY;
    } else if (chart != null && posY + height + mOffset2.y > chart.getHeight()) {
        mOffset2.y = chart.getHeight() - posY - height;
    }
    return mOffset2;
}

Example 14 with MPPointF

use of com.github.mikephil.charting.utils.MPPointF in project MPAndroidChart by PhilJay.

the class MarkerView method getOffsetForDrawingAtPoint.

@Override
public MPPointF getOffsetForDrawingAtPoint(float posX, float posY) {
    MPPointF offset = getOffset();
    mOffset2.x = offset.x;
    mOffset2.y = offset.y;
    Chart chart = getChartView();
    float width = getWidth();
    float height = getHeight();
    if (posX + mOffset2.x < 0) {
        mOffset2.x = -posX;
    } else if (chart != null && posX + width + mOffset2.x > chart.getWidth()) {
        mOffset2.x = chart.getWidth() - posX - width;
    }
    if (posY + mOffset2.y < 0) {
        mOffset2.y = -posY;
    } else if (chart != null && posY + height + mOffset2.y > chart.getHeight()) {
        mOffset2.y = chart.getHeight() - posY - height;
    }
    return mOffset2;
}

Example 15 with MPPointF

use of com.github.mikephil.charting.utils.MPPointF in project MPAndroidChart by PhilJay.

the class MarkerView method draw.

@Override
public void draw(Canvas canvas, float posX, float posY) {
    MPPointF offset = getOffsetForDrawingAtPoint(posX, posY);
    int saveId = canvas.save();
    // translate to the correct position and draw
    canvas.translate(posX + offset.x, posY + offset.y);
    draw(canvas);
    canvas.restoreToCount(saveId);
}