本文整理匯總了Java中android.text.Layout.getLineAscent方法的典型用法代碼示例。如果您正苦於以下問題：Java Layout.getLineAscent方法的具體用法？Java Layout.getLineAscent怎麽用？Java Layout.getLineAscent使用的例子？那麽, 這裏精選的方法代碼示例或許可以為您提供幫助。您也可以進一步了解該方法所在類android.text.Layout的用法示例。
在下文中一共展示了Layout.getLineAscent方法的3個代碼示例，這些例子默認根據受歡迎程度排序。您可以為喜歡或者感覺有用的代碼點讚，您的評價將有助於係統推薦出更棒的Java代碼示例。
示例1: onPopupChangePosition
import android.text.Layout; //導入方法依賴的package包/類
protected void onPopupChangePosition() {
try {
Layout layout = getLayout();
if (layout != null) {
int pos = getSelectionStart();
int line = layout.getLineForOffset(pos);
int baseline = layout.getLineBaseline(line);
int ascent = layout.getLineAscent(line);
float x = layout.getPrimaryHorizontal(pos);
float y = baseline + ascent;
int offsetHorizontal = (int) x + mLeftPadding;
setDropDownHorizontalOffset(offsetHorizontal);
int heightVisible = getHeightVisible();
int offsetVertical = (int) ((y + mCharHeight) - getScrollY());
int tmp = offsetVertical + getDropDownHeight() + mCharHeight;
if (tmp < heightVisible) {
tmp = offsetVertical + mCharHeight / 2;
setDropDownVerticalOffset(tmp);
} else {
tmp = offsetVertical - getDropDownHeight() - mCharHeight;
setDropDownVerticalOffset(tmp);
}
}
} catch (Exception ignored) {
//nothing
}
}
示例2: getDebugPosition
import android.text.Layout; //導入方法依賴的package包/類
/**
* @param line - current line
* @param column - column of line
* @return Position (in pixels) for edittext at line and column
*/
public Point getDebugPosition(int line, int column, int gravity) {
Layout layout = getLayout();
if (layout != null) {
int pos = layout.getLineStart(line) + column;
int baseline = layout.getLineBaseline(line);
int ascent = layout.getLineAscent(line);
int offsetHorizontal = (int) layout.getPrimaryHorizontal(pos) + mLinePadding; //x
float y;
int offsetVertical = 0;
if (gravity == Gravity.BOTTOM) {
y = baseline + ascent;
if (verticalScroll != null) {
offsetVertical = (int) ((y + mCharHeight) - verticalScroll.getScrollY());
} else {
offsetVertical = (int) ((y + mCharHeight) - getScrollY());
}
return new Point(offsetHorizontal, offsetVertical);
} else if (gravity == Gravity.TOP) {
y = layout.getLineTop(line);
if (verticalScroll != null) {
offsetVertical = (int) (y - verticalScroll.getScrollY());
} else {
offsetVertical = (int) (y - getScrollY());
}
return new Point(offsetHorizontal, offsetVertical);
}
return new Point(offsetHorizontal, offsetVertical);
}
return new Point();
}
示例3: onPopupChangePosition
import android.text.Layout; //導入方法依賴的package包/類
@Override
public void onPopupChangePosition() {
try {
Layout layout = getLayout();
if (layout != null) {
int pos = getSelectionStart();
int line = layout.getLineForOffset(pos);
int baseline = layout.getLineBaseline(line);
int ascent = layout.getLineAscent(line);
float x = layout.getPrimaryHorizontal(pos);
float y = baseline + ascent;
int offsetHorizontal = (int) x + mLinePadding;
setDropDownHorizontalOffset(offsetHorizontal);
int heightVisible = getHeightVisible();
int offsetVertical = 0;
if (verticalScroll != null) {
offsetVertical = (int) ((y + mCharHeight) - verticalScroll.getScrollY());
} else {
offsetVertical = (int) ((y + mCharHeight) - getScrollY());
}
int tmp = offsetVertical + getDropDownHeight() + mCharHeight;
if (tmp < heightVisible) {
tmp = offsetVertical + mCharHeight / 2;
setDropDownVerticalOffset(tmp);
} else {
tmp = offsetVertical - getDropDownHeight() - mCharHeight;
setDropDownVerticalOffset(tmp);
}
}
} catch (Exception ignored) {
}
}