diff options
Diffstat (limited to 'java/src/com/android/inputmethod/keyboard/KeyboardView.java')
| -rw-r--r-- | java/src/com/android/inputmethod/keyboard/KeyboardView.java | 294 |
1 files changed, 149 insertions, 145 deletions
diff --git a/java/src/com/android/inputmethod/keyboard/KeyboardView.java b/java/src/com/android/inputmethod/keyboard/KeyboardView.java index 1e19a8ad4..a140a974d 100644 --- a/java/src/com/android/inputmethod/keyboard/KeyboardView.java +++ b/java/src/com/android/inputmethod/keyboard/KeyboardView.java @@ -106,7 +106,6 @@ public class KeyboardView extends View implements PointerTracker.UIProxy { // Main keyboard private Keyboard mKeyboard; - private Key[] mKeys; // Key preview popup private boolean mInForeground; @@ -147,7 +146,7 @@ public class KeyboardView extends View implements PointerTracker.UIProxy { // Accessibility private boolean mIsAccessibilityEnabled; - protected KeyDetector mKeyDetector = new ProximityKeyDetector(); + protected KeyDetector mKeyDetector = new KeyDetector(); // Swipe gesture detector private GestureDetector mGestureDetector; @@ -493,10 +492,10 @@ public class KeyboardView extends View implements PointerTracker.UIProxy { mHandler.cancelPopupPreview(); mKeyboard = keyboard; LatinImeLogger.onSetKeyboard(keyboard); - mKeys = mKeyDetector.setKeyboard(keyboard, -getPaddingLeft(), + mKeyDetector.setKeyboard(keyboard, -getPaddingLeft(), -getPaddingTop() + mVerticalCorrection); for (PointerTracker tracker : mPointerTrackers) { - tracker.setKeyboard(keyboard, mKeys, mKeyHysteresisDistance); + tracker.setKeyboard(keyboard, mKeyHysteresisDistance); } requestLayout(); mKeyboardChanged = true; @@ -638,154 +637,32 @@ public class KeyboardView extends View implements PointerTracker.UIProxy { } final Canvas canvas = mCanvas; canvas.clipRect(mDirtyRect, Op.REPLACE); + canvas.drawColor(Color.BLACK, PorterDuff.Mode.CLEAR); if (mKeyboard == null) return; - final Paint paint = mPaint; - final Drawable keyBackground = mKeyBackground; - final Rect padding = mPadding; - final int kbdPaddingLeft = getPaddingLeft(); - final int kbdPaddingTop = getPaddingTop(); - final Key[] keys = mKeys; - final boolean isManualTemporaryUpperCase = mKeyboard.isManualTemporaryUpperCase(); - final boolean drawSingleKey = (mInvalidatedKey != null - && mInvalidatedKeyRect.contains(mDirtyRect)); - - canvas.drawColor(0x00000000, PorterDuff.Mode.CLEAR); - final int keyCount = keys.length; - for (int i = 0; i < keyCount; i++) { - final Key key = keys[i]; - if (drawSingleKey && key != mInvalidatedKey) { - continue; - } - int[] drawableState = key.getCurrentDrawableState(); - keyBackground.setState(drawableState); - - // Switch the character to uppercase if shift is pressed - String label = key.mLabel == null? null : adjustCase(key.mLabel).toString(); - - final int keyDrawX = key.mX + key.mVisualInsetsLeft; - final int keyDrawWidth = key.mWidth - key.mVisualInsetsLeft - key.mVisualInsetsRight; - final Rect bounds = keyBackground.getBounds(); - if (keyDrawWidth != bounds.right || key.mHeight != bounds.bottom) { - keyBackground.setBounds(0, 0, keyDrawWidth, key.mHeight); - } - canvas.translate(keyDrawX + kbdPaddingLeft, key.mY + kbdPaddingTop); - keyBackground.draw(canvas); - - final int rowHeight = padding.top + key.mHeight; - // Draw key label - if (label != null) { - // For characters, use large font. For labels like "Done", use small font. - final int labelSize = getLabelSizeAndSetPaint(label, key.mLabelOption, paint); - final int labelCharHeight = getLabelCharHeight(labelSize, paint); - - // Vertical label text alignment. - final float baseline; - if ((key.mLabelOption & KEY_LABEL_OPTION_ALIGN_BOTTOM) != 0) { - baseline = key.mHeight - - + labelCharHeight * KEY_LABEL_VERTICAL_PADDING_FACTOR; - if (DEBUG_SHOW_ALIGN) - drawHorizontalLine(canvas, (int)baseline, keyDrawWidth, 0xc0008000, - new Paint()); - } else { // Align center - final float centerY = (key.mHeight + padding.top - padding.bottom) / 2; - baseline = centerY - + labelCharHeight * KEY_LABEL_VERTICAL_ADJUSTMENT_FACTOR_CENTER; - if (DEBUG_SHOW_ALIGN) - drawHorizontalLine(canvas, (int)baseline, keyDrawWidth, 0xc0008000, - new Paint()); - } - // Horizontal label text alignment - final int positionX; - if ((key.mLabelOption & KEY_LABEL_OPTION_ALIGN_LEFT) != 0) { - positionX = mKeyLabelHorizontalPadding + padding.left; - paint.setTextAlign(Align.LEFT); - if (DEBUG_SHOW_ALIGN) - drawVerticalLine(canvas, positionX, rowHeight, 0xc0800080, new Paint()); - } else if ((key.mLabelOption & KEY_LABEL_OPTION_ALIGN_RIGHT) != 0) { - positionX = keyDrawWidth - mKeyLabelHorizontalPadding - padding.right; - paint.setTextAlign(Align.RIGHT); - if (DEBUG_SHOW_ALIGN) - drawVerticalLine(canvas, positionX, rowHeight, 0xc0808000, new Paint()); - } else { - positionX = (keyDrawWidth + padding.left - padding.right) / 2; - paint.setTextAlign(Align.CENTER); - if (DEBUG_SHOW_ALIGN) { - if (label.length() > 1) - drawVerticalLine(canvas, positionX, rowHeight, 0xc0008080, new Paint()); - } - } - if (key.mManualTemporaryUpperCaseHintIcon != null && isManualTemporaryUpperCase) { - paint.setColor(mKeyTextColorDisabled); - } else { - paint.setColor(mKeyTextColor); - } - if (key.mEnabled) { - // Set a drop shadow for the text - paint.setShadowLayer(mShadowRadius, 0, 0, mShadowColor); - } else { - // Make label invisible - paint.setColor(Color.TRANSPARENT); - } - canvas.drawText(label, positionX, baseline, paint); - // Turn off drop shadow - paint.setShadowLayer(0, 0, 0, 0); - } - // Draw key icon - final Drawable icon = key.getIcon(); - if (key.mLabel == null && icon != null) { - final int drawableWidth = icon.getIntrinsicWidth(); - final int drawableHeight = icon.getIntrinsicHeight(); - final int drawableX; - final int drawableY = ( - key.mHeight + padding.top - padding.bottom - drawableHeight) / 2; - if ((key.mLabelOption & KEY_LABEL_OPTION_ALIGN_LEFT) != 0) { - drawableX = padding.left + mKeyLabelHorizontalPadding; - if (DEBUG_SHOW_ALIGN) - drawVerticalLine(canvas, drawableX, rowHeight, 0xc0800080, new Paint()); - } else if ((key.mLabelOption & KEY_LABEL_OPTION_ALIGN_RIGHT) != 0) { - drawableX = keyDrawWidth - padding.right - mKeyLabelHorizontalPadding - - drawableWidth; - if (DEBUG_SHOW_ALIGN) - drawVerticalLine(canvas, drawableX + drawableWidth, rowHeight, - 0xc0808000, new Paint()); - } else { // Align center - drawableX = (keyDrawWidth + padding.left - padding.right - drawableWidth) / 2; - if (DEBUG_SHOW_ALIGN) - drawVerticalLine(canvas, drawableX + drawableWidth / 2, rowHeight, - 0xc0008080, new Paint()); - } - drawIcon(canvas, icon, drawableX, drawableY, drawableWidth, drawableHeight); - if (DEBUG_SHOW_ALIGN) - drawRectangle(canvas, drawableX, drawableY, drawableWidth, drawableHeight, - 0x80c00000, new Paint()); - } - if (key.mHintIcon != null) { - final int drawableWidth = keyDrawWidth; - final int drawableHeight = key.mHeight; - final int drawableX = 0; - final int drawableY = HINT_ICON_VERTICAL_ADJUSTMENT_PIXEL; - Drawable hintIcon = (isManualTemporaryUpperCase - && key.mManualTemporaryUpperCaseHintIcon != null) - ? key.mManualTemporaryUpperCaseHintIcon : key.mHintIcon; - drawIcon(canvas, hintIcon, drawableX, drawableY, drawableWidth, drawableHeight); - if (DEBUG_SHOW_ALIGN) - drawRectangle(canvas, drawableX, drawableY, drawableWidth, drawableHeight, - 0x80c0c000, new Paint()); + if (mInvalidatedKey != null && mInvalidatedKeyRect.contains(mDirtyRect)) { + // Draw a single key. + onBufferDrawKey(canvas, mInvalidatedKey); + } else { + // Draw all keys. + for (final Key key : mKeyboard.getKeys()) { + onBufferDrawKey(canvas, key); } - canvas.translate(-keyDrawX - kbdPaddingLeft, -key.mY - kbdPaddingTop); } - // TODO: Move this function to ProximityInfo for getting rid of public declarations for + // TODO: Move this function to ProximityInfo for getting rid of + // public declarations for // GRID_WIDTH and GRID_HEIGHT if (DEBUG_KEYBOARD_GRID) { Paint p = new Paint(); p.setStyle(Paint.Style.STROKE); p.setStrokeWidth(1.0f); p.setColor(0x800000c0); - int cw = (mKeyboard.getMinWidth() + mKeyboard.GRID_WIDTH - 1) / mKeyboard.GRID_WIDTH; - int ch = (mKeyboard.getHeight() + mKeyboard.GRID_HEIGHT - 1) / mKeyboard.GRID_HEIGHT; + int cw = (mKeyboard.getMinWidth() + mKeyboard.GRID_WIDTH - 1) + / mKeyboard.GRID_WIDTH; + int ch = (mKeyboard.getHeight() + mKeyboard.GRID_HEIGHT - 1) + / mKeyboard.GRID_HEIGHT; for (int i = 0; i <= mKeyboard.GRID_WIDTH; i++) canvas.drawLine(i * cw, 0, i * cw, ch * mKeyboard.GRID_HEIGHT, p); for (int i = 0; i <= mKeyboard.GRID_HEIGHT; i++) @@ -794,8 +671,8 @@ public class KeyboardView extends View implements PointerTracker.UIProxy { // Overlay a dark rectangle to dim the keyboard if (mMiniKeyboardView != null) { - paint.setColor((int) (mBackgroundDimAmount * 0xFF) << 24); - canvas.drawRect(0, 0, width, height, paint); + mPaint.setColor((int) (mBackgroundDimAmount * 0xFF) << 24); + canvas.drawRect(0, 0, width, height, mPaint); } mInvalidatedKey = null; @@ -803,6 +680,134 @@ public class KeyboardView extends View implements PointerTracker.UIProxy { mDirtyRect.setEmpty(); } + private void onBufferDrawKey(final Canvas canvas, final Key key) { + final Paint paint = mPaint; + final Drawable keyBackground = mKeyBackground; + final Rect padding = mPadding; + final int kbdPaddingLeft = getPaddingLeft(); + final int kbdPaddingTop = getPaddingTop(); + final int keyDrawX = key.mX + key.mVisualInsetsLeft; + final int keyDrawWidth = key.mWidth - key.mVisualInsetsLeft - key.mVisualInsetsRight; + final int rowHeight = padding.top + key.mHeight; + final boolean isManualTemporaryUpperCase = mKeyboard.isManualTemporaryUpperCase(); + + canvas.translate(keyDrawX + kbdPaddingLeft, key.mY + kbdPaddingTop); + + // Draw key background. + final int[] drawableState = key.getCurrentDrawableState(); + keyBackground.setState(drawableState); + final Rect bounds = keyBackground.getBounds(); + if (keyDrawWidth != bounds.right || key.mHeight != bounds.bottom) { + keyBackground.setBounds(0, 0, keyDrawWidth, key.mHeight); + } + keyBackground.draw(canvas); + + // Draw key label. + if (key.mLabel != null) { + // Switch the character to uppercase if shift is pressed + final String label = key.mLabel == null ? null : adjustCase(key.mLabel).toString(); + // For characters, use large font. For labels like "Done", use small font. + final int labelSize = getLabelSizeAndSetPaint(label, key.mLabelOption, paint); + final int labelCharHeight = getLabelCharHeight(labelSize, paint); + + // Vertical label text alignment. + final float baseline; + if ((key.mLabelOption & KEY_LABEL_OPTION_ALIGN_BOTTOM) != 0) { + baseline = key.mHeight - labelCharHeight * KEY_LABEL_VERTICAL_PADDING_FACTOR; + if (DEBUG_SHOW_ALIGN) + drawHorizontalLine(canvas, (int)baseline, keyDrawWidth, 0xc0008000, + new Paint()); + } else { // Align center + final float centerY = (key.mHeight + padding.top - padding.bottom) / 2; + baseline = centerY + labelCharHeight * KEY_LABEL_VERTICAL_ADJUSTMENT_FACTOR_CENTER; + if (DEBUG_SHOW_ALIGN) + drawHorizontalLine(canvas, (int)baseline, keyDrawWidth, 0xc0008000, + new Paint()); + } + // Horizontal label text alignment + final int positionX; + if ((key.mLabelOption & KEY_LABEL_OPTION_ALIGN_LEFT) != 0) { + positionX = mKeyLabelHorizontalPadding + padding.left; + paint.setTextAlign(Align.LEFT); + if (DEBUG_SHOW_ALIGN) + drawVerticalLine(canvas, positionX, rowHeight, 0xc0800080, new Paint()); + } else if ((key.mLabelOption & KEY_LABEL_OPTION_ALIGN_RIGHT) != 0) { + positionX = keyDrawWidth - mKeyLabelHorizontalPadding - padding.right; + paint.setTextAlign(Align.RIGHT); + if (DEBUG_SHOW_ALIGN) + drawVerticalLine(canvas, positionX, rowHeight, 0xc0808000, new Paint()); + } else { + positionX = (keyDrawWidth + padding.left - padding.right) / 2; + paint.setTextAlign(Align.CENTER); + if (DEBUG_SHOW_ALIGN) { + if (label.length() > 1) + drawVerticalLine(canvas, positionX, rowHeight, 0xc0008080, new Paint()); + } + } + if (key.mManualTemporaryUpperCaseHintIcon != null && isManualTemporaryUpperCase) { + paint.setColor(mKeyTextColorDisabled); + } else { + paint.setColor(mKeyTextColor); + } + if (key.mEnabled) { + // Set a drop shadow for the text + paint.setShadowLayer(mShadowRadius, 0, 0, mShadowColor); + } else { + // Make label invisible + paint.setColor(Color.TRANSPARENT); + } + canvas.drawText(label, positionX, baseline, paint); + // Turn off drop shadow + paint.setShadowLayer(0, 0, 0, 0); + } + + // Draw key icon. + final Drawable icon = key.getIcon(); + if (key.mLabel == null && icon != null) { + final int drawableWidth = icon.getIntrinsicWidth(); + final int drawableHeight = icon.getIntrinsicHeight(); + final int drawableX; + final int drawableY = (key.mHeight + padding.top - padding.bottom - drawableHeight) / 2; + if ((key.mLabelOption & KEY_LABEL_OPTION_ALIGN_LEFT) != 0) { + drawableX = padding.left + mKeyLabelHorizontalPadding; + if (DEBUG_SHOW_ALIGN) + drawVerticalLine(canvas, drawableX, rowHeight, 0xc0800080, new Paint()); + } else if ((key.mLabelOption & KEY_LABEL_OPTION_ALIGN_RIGHT) != 0) { + drawableX = keyDrawWidth - padding.right - mKeyLabelHorizontalPadding + - drawableWidth; + if (DEBUG_SHOW_ALIGN) + drawVerticalLine(canvas, drawableX + drawableWidth, rowHeight, + 0xc0808000, new Paint()); + } else { // Align center + drawableX = (keyDrawWidth + padding.left - padding.right - drawableWidth) / 2; + if (DEBUG_SHOW_ALIGN) + drawVerticalLine(canvas, drawableX + drawableWidth / 2, rowHeight, + 0xc0008080, new Paint()); + } + drawIcon(canvas, icon, drawableX, drawableY, drawableWidth, drawableHeight); + if (DEBUG_SHOW_ALIGN) + drawRectangle(canvas, drawableX, drawableY, drawableWidth, drawableHeight, + 0x80c00000, new Paint()); + } + + // Draw hint icon. + if (key.mHintIcon != null) { + final int drawableWidth = keyDrawWidth; + final int drawableHeight = key.mHeight; + final int drawableX = 0; + final int drawableY = HINT_ICON_VERTICAL_ADJUSTMENT_PIXEL; + Drawable hintIcon = (isManualTemporaryUpperCase + && key.mManualTemporaryUpperCaseHintIcon != null) + ? key.mManualTemporaryUpperCaseHintIcon : key.mHintIcon; + drawIcon(canvas, hintIcon, drawableX, drawableY, drawableWidth, drawableHeight); + if (DEBUG_SHOW_ALIGN) + drawRectangle(canvas, drawableX, drawableY, drawableWidth, drawableHeight, + 0x80c0c000, new Paint()); + } + + canvas.translate(-keyDrawX - kbdPaddingLeft, -key.mY - kbdPaddingTop); + } + public int getLabelSizeAndSetPaint(CharSequence label, int keyLabelOption, Paint paint) { // For characters, use large font. For labels like "Done", use small font. final int labelSize; @@ -1179,15 +1184,14 @@ public class KeyboardView extends View implements PointerTracker.UIProxy { private PointerTracker getPointerTracker(final int id) { final ArrayList<PointerTracker> pointers = mPointerTrackers; - final Key[] keys = mKeys; final KeyboardActionListener listener = mKeyboardActionListener; // Create pointer trackers until we can get 'id+1'-th tracker, if needed. for (int i = pointers.size(); i <= id; i++) { final PointerTracker tracker = new PointerTracker(i, mHandler, mKeyDetector, this, getResources()); - if (keys != null) - tracker.setKeyboard(mKeyboard, keys, mKeyHysteresisDistance); + if (mKeyboard != null) + tracker.setKeyboard(mKeyboard, mKeyHysteresisDistance); if (listener != null) tracker.setOnKeyboardActionListener(listener); pointers.add(tracker); |