Can override key drawing methods of KeyboardView (bc781e96) · Commits · e / os / android_packages_inputmethods_LatinIME

java/src/com/android/inputmethod/keyboard/KeyboardView.java

+61 −51

Original line number	Diff line number	Diff line
		@@ -194,7 +194,7 @@ public class KeyboardView extends View implements PointerTracker.DrawingProxy {
		}
		}

		private static class KeyDrawParams {
		/* package */ static class KeyDrawParams {
		// XML attributes
		public final int mKeyTextColor;
		public final int mKeyTextInactivatedColor;
		@@ -283,7 +283,7 @@ public class KeyboardView extends View implements PointerTracker.DrawingProxy {
		}
		}

		protected static class KeyPreviewDrawParams {
		/* package */ static class KeyPreviewDrawParams {
		// XML attributes.
		public final Drawable mPreviewBackground;
		public final Drawable mPreviewLeftBackground;
		@@ -474,7 +474,6 @@ public class KeyboardView extends View implements PointerTracker.DrawingProxy {

		if (mKeyboard == null) return;

		final boolean isManualTemporaryUpperCase = mKeyboard.isManualTemporaryUpperCase();
		final KeyDrawParams params = mKeyDrawParams;
		if (mInvalidatedKey != null && mInvalidatedKeyRect.contains(mDirtyRect)) {
		// Draw a single key.
		@@ -482,8 +481,7 @@ public class KeyboardView extends View implements PointerTracker.DrawingProxy {
		+ getPaddingLeft();
		final int keyDrawY = mInvalidatedKey.mY + getPaddingTop();
		canvas.translate(keyDrawX, keyDrawY);
		onBufferDrawKey(mInvalidatedKey, mKeyboard, canvas, mPaint, params,
		isManualTemporaryUpperCase);
		onDrawKey(mInvalidatedKey, canvas, mPaint, params);
		canvas.translate(-keyDrawX, -keyDrawY);
		} else {
		// Draw all keys.
		@@ -491,7 +489,7 @@ public class KeyboardView extends View implements PointerTracker.DrawingProxy {
		final int keyDrawX = key.mX + key.mVisualInsetsLeft + getPaddingLeft();
		final int keyDrawY = key.mY + getPaddingTop();
		canvas.translate(keyDrawX, keyDrawY);
		onBufferDrawKey(key, mKeyboard, canvas, mPaint, params, isManualTemporaryUpperCase);
		onDrawKey(key, canvas, mPaint, params);
		canvas.translate(-keyDrawX, -keyDrawY);
		}
		}
		@@ -514,11 +512,14 @@ public class KeyboardView extends View implements PointerTracker.DrawingProxy {
		}
		}

		private static void onBufferDrawKey(final Key key, final Keyboard keyboard, final Canvas canvas,
		Paint paint, KeyDrawParams params, boolean isManualTemporaryUpperCase) {
		final boolean debugShowAlign = LatinImeLogger.sVISUALDEBUG;
		private void onDrawKey(Key key, Canvas canvas, Paint paint, KeyDrawParams params) {
		if (key.isSpacer()) return;
		onDrawKeyBackground(key, canvas, params);
		onDrawKeyTopVisuals(key, canvas, paint, params);
		}

		// Draw key background.
		if (!key.isSpacer()) {
		/* package */ void onDrawKeyBackground(Key key, Canvas canvas, KeyDrawParams params) {
		final int bgWidth = key.mWidth - key.mVisualInsetsLeft - key.mVisualInsetsRight
		+ params.mPadding.left + params.mPadding.right;
		final int bgHeight = key.mHeight + params.mPadding.top + params.mPadding.bottom;
		@@ -533,19 +534,21 @@ public class KeyboardView extends View implements PointerTracker.DrawingProxy {
		}
		canvas.translate(bgX, bgY);
		background.draw(canvas);
		if (debugShowAlign) {
		if (LatinImeLogger.sVISUALDEBUG) {
		drawRectangle(canvas, 0, 0, bgWidth, bgHeight, 0x80c00000, new Paint());
		}
		canvas.translate(-bgX, -bgY);
		}

		// Draw key top visuals.
		/* package */ void onDrawKeyTopVisuals(Key key, Canvas canvas, Paint paint,
		KeyDrawParams params) {
		final int keyWidth = key.mWidth - key.mVisualInsetsLeft - key.mVisualInsetsRight;
		final int keyHeight = key.mHeight;
		final float centerX = keyWidth * 0.5f;
		final float centerY = keyHeight * 0.5f;

		if (debugShowAlign) {
		if (LatinImeLogger.sVISUALDEBUG) {
		drawRectangle(canvas, 0, 0, keyWidth, keyHeight, 0x800000c0, new Paint());
		}

		@@ -554,7 +557,7 @@ public class KeyboardView extends View implements PointerTracker.DrawingProxy {
		float positionX = centerX;
		if (key.mLabel != null) {
		// Switch the character to uppercase if shift is pressed
		final CharSequence label = keyboard.adjustLabelCase(key.mLabel);
		final CharSequence label = mKeyboard.adjustLabelCase(key.mLabel);
		// For characters, use large font. For labels like "Done", use smaller font.
		paint.setTypeface(key.selectTypeface(params.mKeyTextStyle));
		final int labelSize = key.selectTextSize(params.mKeyLetterSize,
		@@ -597,7 +600,7 @@ public class KeyboardView extends View implements PointerTracker.DrawingProxy {
		Math.min(1.0f, (keyWidth * MAX_LABEL_RATIO) / getLabelWidth(label, paint)));
		}

		if (key.hasUppercaseLetter() && isManualTemporaryUpperCase) {
		if (key.hasUppercaseLetter() && mKeyboard.isManualTemporaryUpperCase()) {
		paint.setColor(params.mKeyTextInactivatedColor);
		} else {
		paint.setColor(params.mKeyTextColor);
		@@ -627,7 +630,7 @@ public class KeyboardView extends View implements PointerTracker.DrawingProxy {
		}
		}

		if (debugShowAlign) {
		if (LatinImeLogger.sVISUALDEBUG) {
		final Paint line = new Paint();
		drawHorizontalLine(canvas, baseline, keyWidth, 0xc0008000, line);
		drawVerticalLine(canvas, positionX, keyHeight, 0xc0800080, line);
		@@ -644,7 +647,7 @@ public class KeyboardView extends View implements PointerTracker.DrawingProxy {
		hintSize = params.mKeyHintLabelSize;
		paint.setTypeface(Typeface.DEFAULT);
		} else if (key.hasUppercaseLetter()) {
		hintColor = isManualTemporaryUpperCase
		hintColor = mKeyboard.isManualTemporaryUpperCase()
		? params.mKeyUppercaseLetterActivatedColor
		: params.mKeyUppercaseLetterInactivatedColor;
		hintSize = params.mKeyUppercaseLetterSize;
		@@ -677,7 +680,7 @@ public class KeyboardView extends View implements PointerTracker.DrawingProxy {
		}
		canvas.drawText(hint, 0, hint.length(), hintX, hintY, paint);

		if (debugShowAlign) {
		if (LatinImeLogger.sVISUALDEBUG) {
		final Paint line = new Paint();
		drawHorizontalLine(canvas, (int)hintY, keyWidth, 0xc0808000, line);
		drawVerticalLine(canvas, (int)hintX, keyHeight, 0xc0808000, line);
		@@ -702,16 +705,24 @@ public class KeyboardView extends View implements PointerTracker.DrawingProxy {
		}
		drawIcon(canvas, icon, iconX, iconY, iconWidth, iconHeight);

		if (debugShowAlign) {
		if (LatinImeLogger.sVISUALDEBUG) {
		final Paint line = new Paint();
		drawVerticalLine(canvas, alignX, keyHeight, 0xc0800080, line);
		drawRectangle(canvas, iconX, iconY, iconWidth, iconHeight, 0x80c00000, line);
		}
		}

		// Draw popup hint "..." at the bottom right corner of the key.
		if ((key.hasPopupHint() && key.mMoreKeys != null && key.mMoreKeys.length > 0)
		\|\| key.needsSpecialPopupHint()) {
		drawKeyPopupHint(key, canvas, paint, params);
		}
		}

		// Draw popup hint "..." at the bottom right corner of the key.
		/* package */ void drawKeyPopupHint(Key key, Canvas canvas, Paint paint, KeyDrawParams params) {
		final int keyWidth = key.mWidth - key.mVisualInsetsLeft - key.mVisualInsetsRight;
		final int keyHeight = key.mHeight;

		paint.setTextSize(params.mKeyHintLetterSize);
		paint.setColor(params.mKeyHintLabelColor);
		paint.setTextAlign(Align.CENTER);
		@@ -720,13 +731,12 @@ public class KeyboardView extends View implements PointerTracker.DrawingProxy {
		final float hintY = keyHeight - params.mKeyPopupHintLetterPadding;
		canvas.drawText(POPUP_HINT_CHAR, hintX, hintY, paint);

		if (debugShowAlign) {
		if (LatinImeLogger.sVISUALDEBUG) {
		final Paint line = new Paint();
		drawHorizontalLine(canvas, (int)hintY, keyWidth, 0xc0808000, line);
		drawVerticalLine(canvas, (int)hintX, keyHeight, 0xc0808000, line);
		}
		}
		}

		private static final Rect sTextBounds = new Rect();