Add methods to get a Key's horizontal and vertical gaps.

Record the horizontal and vertical gap for the key, adding
corresponding accessors. This info is helpful in interpreting
corresponding touch points data.

Bug: 17400259
Change-Id: I825c537a48db35baab71580ff5c41cd911094a4b
This commit is contained in:
David Faden 2014-09-03 14:15:44 -07:00 committed by Tadashi G. Takaoka
parent eddfe51b38
commit 5dda75b538

View File

@ -98,6 +98,16 @@ public class Key implements Comparable<Key> {
private final int mWidth;
/** Height of the key, excluding the gap */
private final int mHeight;
/**
* The combined width in pixels of the horizontal gaps belonging to this key, both to the left
* and to the right. I.e., mWidth + mHorizontalGap = total width belonging to the key.
*/
private final int mHorizontalGap;
/**
* The combined height in pixels of the vertical gaps belonging to this key, both above and
* below. I.e., mHeight + mVerticalGap = total height belonging to the key.
*/
private final int mVerticalGap;
/** X coordinate of the top-left corner of the key in the keyboard layout, excluding the gap. */
private final int mX;
/** Y coordinate of the top-left corner of the key in the keyboard layout, excluding the gap. */
@ -198,8 +208,10 @@ public class Key implements Comparable<Key> {
final String hintLabel, final int labelFlags, final int backgroundType, final int x,
final int y, final int width, final int height, final int horizontalGap,
final int verticalGap) {
mHeight = height - verticalGap;
mWidth = width - horizontalGap;
mHeight = height - verticalGap;
mHorizontalGap = horizontalGap;
mVerticalGap = verticalGap;
mHintLabel = hintLabel;
mLabelFlags = labelFlags;
mBackgroundType = backgroundType;
@ -214,7 +226,7 @@ public class Key implements Comparable<Key> {
mEnabled = (code != CODE_UNSPECIFIED);
mIconId = iconId;
// Horizontal gap is divided equally to both sides of the key.
mX = x + horizontalGap / 2;
mX = x + mHorizontalGap / 2;
mY = y;
mHitBox.set(x, y, x + width + 1, y + height);
mKeyVisualAttributes = null;
@ -235,18 +247,21 @@ public class Key implements Comparable<Key> {
*/
public Key(final String keySpec, final TypedArray keyAttr, final KeyStyle style,
final KeyboardParams params, final KeyboardRow row) {
final float horizontalGap = isSpacer() ? 0 : params.mHorizontalGap;
mHorizontalGap = isSpacer() ? 0 : params.mHorizontalGap;
mVerticalGap = params.mVerticalGap;
final float horizontalGapFloat = mHorizontalGap;
final int rowHeight = row.getRowHeight();
mHeight = rowHeight - params.mVerticalGap;
mHeight = rowHeight - mVerticalGap;
final float keyXPos = row.getKeyX(keyAttr);
final float keyWidth = row.getKeyWidth(keyAttr, keyXPos);
final int keyYPos = row.getKeyY();
// Horizontal gap is divided equally to both sides of the key.
mX = Math.round(keyXPos + horizontalGap / 2);
mX = Math.round(keyXPos + horizontalGapFloat / 2);
mY = keyYPos;
mWidth = Math.round(keyWidth - horizontalGap);
mWidth = Math.round(keyWidth - horizontalGapFloat);
mHitBox.set(Math.round(keyXPos), keyYPos, Math.round(keyXPos + keyWidth) + 1,
keyYPos + rowHeight);
// Update row to have current x coordinate.
@ -388,6 +403,8 @@ public class Key implements Comparable<Key> {
mIconId = key.mIconId;
mWidth = key.mWidth;
mHeight = key.mHeight;
mHorizontalGap = key.mHorizontalGap;
mVerticalGap = key.mVerticalGap;
mX = key.mX;
mY = key.mY;
mHitBox.set(key.mHitBox);
@ -787,6 +804,24 @@ public class Key implements Comparable<Key> {
return mHeight;
}
/**
* The combined width in pixels of the horizontal gaps belonging to this key, both above and
* below. I.e., getWidth() + getHorizontalGap() = total width belonging to the key.
* @return Horizontal gap belonging to this key.
*/
public int getHorizontalGap() {
return mHorizontalGap;
}
/**
* The combined height in pixels of the vertical gaps belonging to this key, both above and
* below. I.e., getHeight() + getVerticalGap() = total height belonging to the key.
* @return Vertical gap belonging to this key.
*/
public int getVerticalGap() {
return mVerticalGap;
}
/**
* Gets the x-coordinate of the top-left corner of the key in pixels, excluding the gap.
* @return The x-coordinate of the top-left corner of the key in pixels, excluding the gap.