protected override void onDraw(android.graphics.Canvas canvas)
{
var paint = new android.graphics.Paint();
paint.setStyle(android.graphics.Paint.Style.STROKE);
//paint.setStyle(android.graphics.Paint.Style.FILL_AND_STROKE);
paint.setColor(android.graphics.Color.RED);
paint.setTextSize(textSize);
var text = this.text();
canvas.drawText(text, x, y, paint);
canvas.drawText(text, x + 2560 / 2, y, paint);
base.onDraw(canvas);
}
protected override void onDraw(android.graphics.Canvas canvas)
{
{
var paint = new android.graphics.Paint();
paint.setStyle(android.graphics.Paint.Style.STROKE);
//paint.setStyle(android.graphics.Paint.Style.FILL_AND_STROKE);
//paint.setColor(android.graphics.Color.RED);
//paint.setColor(android.graphics.Color.YELLOW);
paint.setColor(color);
paint.setTextSize(textSize);
paint.setAlpha(alpha);
var a = this.text().Split('\n');
a.WithEachIndex(
(text, i) =>
{
canvas.drawText(text, x, y + i * 24, paint);
canvas.drawText(text, x + 2560 / 2, y + i * 24, paint);
}
);
}
if (AtDraw != null)
AtDraw(canvas);
base.onDraw(canvas);
}
protected internal override void onDraw(android.graphics.Canvas canvas)
{
if (mSelectorWheelState == SELECTOR_WHEEL_STATE_NONE)
{
return;
}
float x = (mRight - mLeft) / 2;
float y = mCurrentScrollOffset;
int restoreCount = canvas.save();
if (mSelectorWheelState == SELECTOR_WHEEL_STATE_SMALL)
{
android.graphics.Rect clipBounds = canvas.getClipBounds();
clipBounds.inset(0, mSelectorElementHeight);
canvas.clipRect(clipBounds);
}
// draw the selector wheel
int[] selectorIndices = mSelectorIndices;
{
for (int i = 0; i < selectorIndices.Length; i++)
{
int selectorIndex = selectorIndices[i];
string scrollSelectorValue = mSelectorIndexToStringCache.get(selectorIndex);
// Do not draw the middle item if input is visible since the input is shown only
// if the wheel is static and it covers the middle item. Otherwise, if the user
// starts editing the text via the IME he may see a dimmed version of the old
// value intermixed with the new one.
if (i != SELECTOR_MIDDLE_ITEM_INDEX || mInputText.getVisibility() != VISIBLE)
{
canvas.drawText(scrollSelectorValue, x, y, mSelectorWheelPaint);
}
y += mSelectorElementHeight;
}
}
// draw the selection dividers (only if scrolling and drawable specified)
if (mSelectionDivider != null)
{
// draw the top divider
int topOfTopDivider = (getHeight() - mSelectorElementHeight - mSelectionDividerHeight
) / 2;
int bottomOfTopDivider = topOfTopDivider + mSelectionDividerHeight;
mSelectionDivider.setBounds(0, topOfTopDivider, mRight, bottomOfTopDivider);
mSelectionDivider.draw(canvas);
// draw the bottom divider
int topOfBottomDivider = topOfTopDivider + mSelectorElementHeight;
int bottomOfBottomDivider = bottomOfTopDivider + mSelectorElementHeight;
mSelectionDivider.setBounds(0, topOfBottomDivider, mRight, bottomOfBottomDivider);
mSelectionDivider.draw(canvas);
}
canvas.restoreToCount(restoreCount);
}
public virtual void drawText(android.graphics.Canvas c, int start, int end, float
x, float y, android.graphics.Paint p)
{
checkRange("drawText", start, end);
if (end <= mGapStart)
{
c.drawText(mText, start, end - start, x, y, p);
}
else
{
if (start >= mGapStart)
{
c.drawText(mText, start + mGapLength, end - start, x, y, p);
}
else
{
char[] buf = android.text.TextUtils.obtain(end - start);
getChars(start, end, buf, 0);
c.drawText(buf, 0, end - start, x, y, p);
android.text.TextUtils.recycle(buf);
}
}
}
public override void draw(android.graphics.Canvas c, android.graphics.Path highlight
, android.graphics.Paint highlightpaint, int cursorOffset)
{
if (mDirect != null && highlight == null)
{
c.drawText(mDirect, 0, mBottom - mDesc, mPaint);
}
else
{
base.draw(c, highlight, highlightpaint, cursorOffset);
}
}
public virtual void draw(android.graphics.Canvas canvas)
{
if (mState == STATE_NONE)
{
// No need to draw anything
return;
}
int y = mThumbY;
int viewWidth = mList.getWidth();
android.widget.FastScroller.ScrollFade scrollFade = mScrollFade;
int alpha = -1;
if (mState == STATE_EXIT)
{
alpha = scrollFade.getAlpha();
if (alpha < android.widget.FastScroller.ScrollFade.ALPHA_MAX / 2)
{
mThumbDrawable.setAlpha(alpha * 2);
}
int left = 0;
switch (mPosition)
{
case android.view.View.SCROLLBAR_POSITION_DEFAULT:
case android.view.View.SCROLLBAR_POSITION_RIGHT:
{
left = viewWidth - (mThumbW * alpha) / android.widget.FastScroller.ScrollFade.ALPHA_MAX;
break;
}
case android.view.View.SCROLLBAR_POSITION_LEFT:
{
left = -mThumbW + (mThumbW * alpha) / android.widget.FastScroller.ScrollFade.ALPHA_MAX;
break;
}
}
mThumbDrawable.setBounds(left, 0, left + mThumbW, mThumbH);
mChangedBounds = true;
}
if (mTrackDrawable != null)
{
android.graphics.Rect thumbBounds = mThumbDrawable.getBounds();
int left = thumbBounds.left;
int halfThumbHeight = (thumbBounds.bottom - thumbBounds.top) / 2;
int trackWidth = mTrackDrawable.getIntrinsicWidth();
int trackLeft = (left + mThumbW / 2) - trackWidth / 2;
mTrackDrawable.setBounds(trackLeft, halfThumbHeight, trackLeft + trackWidth, mList
.getHeight() - halfThumbHeight);
mTrackDrawable.draw(canvas);
}
canvas.translate(0, y);
mThumbDrawable.draw(canvas);
canvas.translate(0, -y);
// If user is dragging the scroll bar, draw the alphabet overlay
if (mState == STATE_DRAGGING && mDrawOverlay)
{
if (mOverlayPosition == OVERLAY_AT_THUMB)
{
int left = 0;
switch (mPosition)
{
case android.view.View.SCROLLBAR_POSITION_DEFAULT:
case android.view.View.SCROLLBAR_POSITION_RIGHT:
default:
{
left = System.Math.Max(0, mThumbDrawable.getBounds().left - mThumbW - mOverlaySize
);
break;
}
case android.view.View.SCROLLBAR_POSITION_LEFT:
{
left = System.Math.Min(mThumbDrawable.getBounds().right + mThumbW, mList.getWidth
() - mOverlaySize);
break;
}
}
int top = System.Math.Max(0, System.Math.Min(y + (mThumbH - mOverlaySize) / 2, mList
.getHeight() - mOverlaySize));
android.graphics.RectF pos = mOverlayPos;
pos.left = left;
pos.right = pos.left + mOverlaySize;
pos.top = top;
pos.bottom = pos.top + mOverlaySize;
if (mOverlayDrawable != null)
{
mOverlayDrawable.setBounds((int)pos.left, (int)pos.top, (int)pos.right, (int)pos.
bottom);
}
}
mOverlayDrawable.draw(canvas);
android.graphics.Paint paint = mPaint;
float descent = paint.descent();
android.graphics.RectF rectF = mOverlayPos;
android.graphics.Rect tmpRect = mTmpRect;
mOverlayDrawable.getPadding(tmpRect);
int hOff = (tmpRect.right - tmpRect.left) / 2;
int vOff = (tmpRect.bottom - tmpRect.top) / 2;
canvas.drawText(mSectionText, (int)(rectF.left + rectF.right) / 2 - hOff, (int)(rectF
.bottom + rectF.top) / 2 + mOverlaySize / 4 - descent - vOff, paint);
}
else
{
if (mState == STATE_EXIT)
{
if (alpha == 0)
{
// Done with exit
setState(STATE_NONE);
}
else
{
if (mTrackDrawable != null)
{
mList.invalidate(viewWidth - mThumbW, 0, viewWidth, mList.getHeight());
}
else
{
mList.invalidate(viewWidth - mThumbW, y, viewWidth, y + mThumbH);
}
}
}
}
}
