mirror of https://github.com/M66B/FairEmail.git
Added support for square bullets
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@ -23,6 +23,7 @@ import android.graphics.Canvas;
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import android.graphics.Paint;
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import android.os.Build;
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import android.text.Layout;
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import android.text.Spanned;
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import android.text.style.BulletSpan;
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import androidx.annotation.NonNull;
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@ -77,6 +78,53 @@ public class BulletSpanEx extends BulletSpan {
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public void drawLeadingMargin(@NonNull Canvas canvas, @NonNull Paint paint, int x, int dir, int top, int baseline, int bottom, @NonNull CharSequence text, int start, int end, boolean first, @Nullable Layout layout) {
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if ("none".equals(ltype))
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return;
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super.drawLeadingMargin(canvas, paint, x + indentWidth * (level + 1) * dir, dir, top, baseline, bottom, text, start, end, first, layout);
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boolean mWantColor = false;
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int mColor = 0; // STANDARD_COLOR
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int mBulletRadius = 4; // STANDARD_BULLET_RADIUS
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if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.P) {
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mWantColor = true;
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mColor = getColor();
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mBulletRadius = getBulletRadius();
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}
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if (((Spanned) text).getSpanStart(this) == start) {
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Paint.Style style = paint.getStyle();
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int oldcolor = 0;
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if (mWantColor) {
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oldcolor = paint.getColor();
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paint.setColor(mColor);
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}
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paint.setStyle(Paint.Style.FILL);
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if (layout != null) {
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// "bottom" position might include extra space as a result of line spacing
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// configuration. Subtract extra space in order to show bullet in the vertical
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// center of characters.
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final int line = layout.getLineForOffset(start);
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//bottom = bottom - layout.getLineExtra(line);
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}
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final float yPosition = (top + bottom) / 2f;
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final float xPosition = x + dir * mBulletRadius;
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if ("square".equals(ltype))
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canvas.drawRect(
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xPosition - mBulletRadius,
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yPosition - mBulletRadius,
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xPosition + mBulletRadius,
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yPosition + mBulletRadius,
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paint);
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else
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canvas.drawCircle(xPosition, yPosition, mBulletRadius, paint);
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if (mWantColor) {
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paint.setColor(oldcolor);
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}
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paint.setStyle(style);
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}
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}
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}
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