Examples with TextPaint android.text.TextPaint used on opensource projects

Example 26 with TextPaint

use of android.text.TextPaint in project weiciyuan by qii.

the class DMUserListAdapter method buildHolder.

private DMViewHolder buildHolder(View convertView) {
    DMViewHolder holder = new DMViewHolder();
    holder.username = ViewUtility.findViewById(convertView, R.id.username);
    TextPaint tp = holder.username.getPaint();
    tp.setFakeBoldText(true);
    holder.content = ViewUtility.findViewById(convertView, R.id.content);
    holder.time = ViewUtility.findViewById(convertView, R.id.time);
    holder.avatar = (TimeLineAvatarImageView) convertView.findViewById(R.id.avatar);
    return holder;
}

Example 27 with TextPaint

use of android.text.TextPaint in project Genius-Android by qiujuer.

the class EditText method initHintTitleText.

private void initHintTitleText() {
    if (isShowTitle()) {
        // Set up a default TextPaint object
        if (mTitlePaint == null) {
            mTitlePaint = new TextPaint(Paint.ANTI_ALIAS_FLAG);
            mTitlePaint.density = getResources().getDisplayMetrics().density;
            mTitlePaint.setTextAlign(Paint.Align.LEFT);
            mTitlePaint.setTypeface(getTypeface());
        }
        // Add Watcher
        if (mTextWatcher == null) {
            mTextWatcher = new TextWatcher() {

                @Override
                public void beforeTextChanged(CharSequence s, int start, int count, int after) {
                }

                @Override
                public void onTextChanged(CharSequence s, int start, int before, int count) {
                }

                @Override
                public void afterTextChanged(Editable s) {
                    checkShowTitle(s, false);
                }
            };
            addTextChangedListener(mTextWatcher);
        }
        // try show
        Editable editable = getEditableText();
        checkShowTitle(editable, false);
    } else {
        if (mTextWatcher != null) {
            removeTextChangedListener(mTextWatcher);
            mTextWatcher = null;
        }
        mTitlePaint = null;
        mCurTitleProperty = null;
        mAnimator = null;
    }
}

Example 28 with TextPaint

use of android.text.TextPaint in project MaterialEditText by rengwuxian.

the class MaterialMultiAutoCompleteTextView method onDraw.

@Override
protected void onDraw(@NonNull Canvas canvas) {
    int startX = getScrollX() + (iconLeftBitmaps == null ? 0 : (iconOuterWidth + iconPadding));
    int endX = getScrollX() + (iconRightBitmaps == null ? getWidth() : getWidth() - iconOuterWidth - iconPadding);
    int lineStartY = getScrollY() + getHeight() - getPaddingBottom();
    // draw the icon(s)
    paint.setAlpha(255);
    if (iconLeftBitmaps != null) {
        Bitmap icon = iconLeftBitmaps[!isInternalValid() ? 3 : !isEnabled() ? 2 : hasFocus() ? 1 : 0];
        int iconLeft = startX - iconPadding - iconOuterWidth + (iconOuterWidth - icon.getWidth()) / 2;
        int iconTop = lineStartY + bottomSpacing - iconOuterHeight + (iconOuterHeight - icon.getHeight()) / 2;
        canvas.drawBitmap(icon, iconLeft, iconTop, paint);
    }
    if (iconRightBitmaps != null) {
        Bitmap icon = iconRightBitmaps[!isInternalValid() ? 3 : !isEnabled() ? 2 : hasFocus() ? 1 : 0];
        int iconRight = endX + iconPadding + (iconOuterWidth - icon.getWidth()) / 2;
        int iconTop = lineStartY + bottomSpacing - iconOuterHeight + (iconOuterHeight - icon.getHeight()) / 2;
        canvas.drawBitmap(icon, iconRight, iconTop, paint);
    }
    // draw the clear button
    if (hasFocus() && showClearButton && !TextUtils.isEmpty(getText()) && isEnabled()) {
        paint.setAlpha(255);
        int buttonLeft;
        if (isRTL()) {
            buttonLeft = startX;
        } else {
            buttonLeft = endX - iconOuterWidth;
        }
        Bitmap clearButtonBitmap = clearButtonBitmaps[0];
        buttonLeft += (iconOuterWidth - clearButtonBitmap.getWidth()) / 2;
        int iconTop = lineStartY + bottomSpacing - iconOuterHeight + (iconOuterHeight - clearButtonBitmap.getHeight()) / 2;
        canvas.drawBitmap(clearButtonBitmap, buttonLeft, iconTop, paint);
    }
    // draw the underline
    if (!hideUnderline) {
        lineStartY += bottomSpacing;
        if (!isInternalValid()) {
            // not valid
            paint.setColor(errorColor);
            canvas.drawRect(startX, lineStartY, endX, lineStartY + getPixel(2), paint);
        } else if (!isEnabled()) {
            // disabled
            paint.setColor(underlineColor != -1 ? underlineColor : baseColor & 0x00ffffff | 0x44000000);
            float interval = getPixel(1);
            for (float xOffset = 0; xOffset < getWidth(); xOffset += interval * 3) {
                canvas.drawRect(startX + xOffset, lineStartY, startX + xOffset + interval, lineStartY + getPixel(1), paint);
            }
        } else if (hasFocus()) {
            // focused
            paint.setColor(primaryColor);
            canvas.drawRect(startX, lineStartY, endX, lineStartY + getPixel(2), paint);
        } else {
            // normal
            paint.setColor(underlineColor != -1 ? underlineColor : baseColor & 0x00ffffff | 0x1E000000);
            canvas.drawRect(startX, lineStartY, endX, lineStartY + getPixel(1), paint);
        }
    }
    textPaint.setTextSize(bottomTextSize);
    Paint.FontMetrics textMetrics = textPaint.getFontMetrics();
    float relativeHeight = -textMetrics.ascent - textMetrics.descent;
    float bottomTextPadding = bottomTextSize + textMetrics.ascent + textMetrics.descent;
    // draw the characters counter
    if ((hasFocus() && hasCharactersCounter()) || !isCharactersCountValid()) {
        textPaint.setColor(isCharactersCountValid() ? (baseColor & 0x00ffffff | 0x44000000) : errorColor);
        String charactersCounterText = getCharactersCounterText();
        canvas.drawText(charactersCounterText, isRTL() ? startX : endX - textPaint.measureText(charactersCounterText), lineStartY + bottomSpacing + relativeHeight, textPaint);
    }
    // draw the bottom text
    if (textLayout != null) {
        if (tempErrorText != null || ((helperTextAlwaysShown || hasFocus()) && !TextUtils.isEmpty(helperText))) {
            // error text or helper text
            textPaint.setColor(tempErrorText != null ? errorColor : helperTextColor != -1 ? helperTextColor : (baseColor & 0x00ffffff | 0x44000000));
            canvas.save();
            if (isRTL()) {
                canvas.translate(endX - textLayout.getWidth(), lineStartY + bottomSpacing - bottomTextPadding);
            } else {
                canvas.translate(startX + getBottomTextLeftOffset(), lineStartY + bottomSpacing - bottomTextPadding);
            }
            textLayout.draw(canvas);
            canvas.restore();
        }
    }
    // draw the floating label
    if (floatingLabelEnabled && !TextUtils.isEmpty(floatingLabelText)) {
        textPaint.setTextSize(floatingLabelTextSize);
        // calculate the text color
        textPaint.setColor((Integer) focusEvaluator.evaluate(focusFraction * (isEnabled() ? 1 : 0), floatingLabelTextColor != -1 ? floatingLabelTextColor : (baseColor & 0x00ffffff | 0x44000000), primaryColor));
        // calculate the horizontal position
        float floatingLabelWidth = textPaint.measureText(floatingLabelText.toString());
        int floatingLabelStartX;
        if ((getGravity() & Gravity.RIGHT) == Gravity.RIGHT || isRTL()) {
            floatingLabelStartX = (int) (endX - floatingLabelWidth);
        } else if ((getGravity() & Gravity.LEFT) == Gravity.LEFT) {
            floatingLabelStartX = startX;
        } else {
            floatingLabelStartX = startX + (int) (getInnerPaddingLeft() + (getWidth() - getInnerPaddingLeft() - getInnerPaddingRight() - floatingLabelWidth) / 2);
        }
        // calculate the vertical position
        int distance = floatingLabelPadding;
        int floatingLabelStartY = (int) (innerPaddingTop + floatingLabelTextSize + floatingLabelPadding - distance * (floatingLabelAlwaysShown ? 1 : floatingLabelFraction) + getScrollY());
        // calculate the alpha
        int alpha = ((int) ((floatingLabelAlwaysShown ? 1 : floatingLabelFraction) * 0xff * (0.74f * focusFraction * (isEnabled() ? 1 : 0) + 0.26f) * (floatingLabelTextColor != -1 ? 1 : Color.alpha(floatingLabelTextColor) / 256f)));
        textPaint.setAlpha(alpha);
        // draw the floating label
        canvas.drawText(floatingLabelText.toString(), floatingLabelStartX, floatingLabelStartY, textPaint);
    }
    // draw the bottom ellipsis
    if (hasFocus() && singleLineEllipsis && getScrollX() != 0) {
        paint.setColor(isInternalValid() ? primaryColor : errorColor);
        float startY = lineStartY + bottomSpacing;
        int ellipsisStartX;
        if (isRTL()) {
            ellipsisStartX = endX;
        } else {
            ellipsisStartX = startX;
        }
        int signum = isRTL() ? -1 : 1;
        canvas.drawCircle(ellipsisStartX + signum * bottomEllipsisSize / 2, startY + bottomEllipsisSize / 2, bottomEllipsisSize / 2, paint);
        canvas.drawCircle(ellipsisStartX + signum * bottomEllipsisSize * 5 / 2, startY + bottomEllipsisSize / 2, bottomEllipsisSize / 2, paint);
        canvas.drawCircle(ellipsisStartX + signum * bottomEllipsisSize * 9 / 2, startY + bottomEllipsisSize / 2, bottomEllipsisSize / 2, paint);
    }
    // draw the original things
    super.onDraw(canvas);
}

Example 29 with TextPaint

use of android.text.TextPaint in project MaterialEditText by rengwuxian.

the class MaterialEditText method onDraw.

@Override
protected void onDraw(@NonNull Canvas canvas) {
    int startX = getScrollX() + (iconLeftBitmaps == null ? 0 : (iconOuterWidth + iconPadding)) + getPaddingLeft();
    int endX = getScrollX() + (iconRightBitmaps == null ? getWidth() : getWidth() - iconOuterWidth - iconPadding) - getPaddingRight();
    int lineStartY = getScrollY() + getHeight() - getPaddingBottom();
    // draw the icon(s)
    paint.setAlpha(255);
    if (iconLeftBitmaps != null) {
        Bitmap icon = iconLeftBitmaps[!isInternalValid() ? 3 : !isEnabled() ? 2 : hasFocus() ? 1 : 0];
        int iconLeft = startX - iconPadding - iconOuterWidth + (iconOuterWidth - icon.getWidth()) / 2;
        int iconTop = lineStartY + bottomSpacing - iconOuterHeight + (iconOuterHeight - icon.getHeight()) / 2;
        canvas.drawBitmap(icon, iconLeft, iconTop, paint);
    }
    if (iconRightBitmaps != null) {
        Bitmap icon = iconRightBitmaps[!isInternalValid() ? 3 : !isEnabled() ? 2 : hasFocus() ? 1 : 0];
        int iconRight = endX + iconPadding + (iconOuterWidth - icon.getWidth()) / 2;
        int iconTop = lineStartY + bottomSpacing - iconOuterHeight + (iconOuterHeight - icon.getHeight()) / 2;
        canvas.drawBitmap(icon, iconRight, iconTop, paint);
    }
    // draw the clear button
    if (hasFocus() && showClearButton && !TextUtils.isEmpty(getText()) && isEnabled()) {
        paint.setAlpha(255);
        int buttonLeft;
        if (isRTL()) {
            buttonLeft = startX;
        } else {
            buttonLeft = endX - iconOuterWidth;
        }
        Bitmap clearButtonBitmap = clearButtonBitmaps[0];
        buttonLeft += (iconOuterWidth - clearButtonBitmap.getWidth()) / 2;
        int iconTop = lineStartY + bottomSpacing - iconOuterHeight + (iconOuterHeight - clearButtonBitmap.getHeight()) / 2;
        canvas.drawBitmap(clearButtonBitmap, buttonLeft, iconTop, paint);
    }
    // draw the underline
    if (!hideUnderline) {
        lineStartY += bottomSpacing;
        if (!isInternalValid()) {
            // not valid
            paint.setColor(errorColor);
            canvas.drawRect(startX, lineStartY, endX, lineStartY + getPixel(2), paint);
        } else if (!isEnabled()) {
            // disabled
            paint.setColor(underlineColor != -1 ? underlineColor : baseColor & 0x00ffffff | 0x44000000);
            float interval = getPixel(1);
            for (float xOffset = 0; xOffset < getWidth(); xOffset += interval * 3) {
                canvas.drawRect(startX + xOffset, lineStartY, startX + xOffset + interval, lineStartY + getPixel(1), paint);
            }
        } else if (hasFocus()) {
            // focused
            paint.setColor(primaryColor);
            canvas.drawRect(startX, lineStartY, endX, lineStartY + getPixel(2), paint);
        } else {
            // normal
            paint.setColor(underlineColor != -1 ? underlineColor : baseColor & 0x00ffffff | 0x1E000000);
            canvas.drawRect(startX, lineStartY, endX, lineStartY + getPixel(1), paint);
        }
    }
    textPaint.setTextSize(bottomTextSize);
    Paint.FontMetrics textMetrics = textPaint.getFontMetrics();
    float relativeHeight = -textMetrics.ascent - textMetrics.descent;
    float bottomTextPadding = bottomTextSize + textMetrics.ascent + textMetrics.descent;
    // draw the characters counter
    if ((hasFocus() && hasCharactersCounter()) || !isCharactersCountValid()) {
        textPaint.setColor(isCharactersCountValid() ? (baseColor & 0x00ffffff | 0x44000000) : errorColor);
        String charactersCounterText = getCharactersCounterText();
        canvas.drawText(charactersCounterText, isRTL() ? startX : endX - textPaint.measureText(charactersCounterText), lineStartY + bottomSpacing + relativeHeight, textPaint);
    }
    // draw the bottom text
    if (textLayout != null) {
        if (tempErrorText != null || ((helperTextAlwaysShown || hasFocus()) && !TextUtils.isEmpty(helperText))) {
            // error text or helper text
            textPaint.setColor(tempErrorText != null ? errorColor : helperTextColor != -1 ? helperTextColor : (baseColor & 0x00ffffff | 0x44000000));
            canvas.save();
            if (isRTL()) {
                canvas.translate(endX - textLayout.getWidth(), lineStartY + bottomSpacing - bottomTextPadding);
            } else {
                canvas.translate(startX + getBottomTextLeftOffset(), lineStartY + bottomSpacing - bottomTextPadding);
            }
            textLayout.draw(canvas);
            canvas.restore();
        }
    }
    // draw the floating label
    if (floatingLabelEnabled && !TextUtils.isEmpty(floatingLabelText)) {
        textPaint.setTextSize(floatingLabelTextSize);
        // calculate the text color
        textPaint.setColor((Integer) focusEvaluator.evaluate(focusFraction * (isEnabled() ? 1 : 0), floatingLabelTextColor != -1 ? floatingLabelTextColor : (baseColor & 0x00ffffff | 0x44000000), primaryColor));
        // calculate the horizontal position
        float floatingLabelWidth = textPaint.measureText(floatingLabelText.toString());
        int floatingLabelStartX;
        if ((getGravity() & Gravity.RIGHT) == Gravity.RIGHT || isRTL()) {
            floatingLabelStartX = (int) (endX - floatingLabelWidth);
        } else if ((getGravity() & Gravity.LEFT) == Gravity.LEFT) {
            floatingLabelStartX = startX;
        } else {
            floatingLabelStartX = startX + (int) (getInnerPaddingLeft() + (getWidth() - getInnerPaddingLeft() - getInnerPaddingRight() - floatingLabelWidth) / 2);
        }
        // calculate the vertical position
        int distance = floatingLabelPadding;
        int floatingLabelStartY = (int) (innerPaddingTop + floatingLabelTextSize + floatingLabelPadding - distance * (floatingLabelAlwaysShown ? 1 : floatingLabelFraction) + getScrollY());
        // calculate the alpha
        int alpha = ((int) ((floatingLabelAlwaysShown ? 1 : floatingLabelFraction) * 0xff * (0.74f * focusFraction * (isEnabled() ? 1 : 0) + 0.26f) * (floatingLabelTextColor != -1 ? 1 : Color.alpha(floatingLabelTextColor) / 256f)));
        textPaint.setAlpha(alpha);
        // draw the floating label
        canvas.drawText(floatingLabelText.toString(), floatingLabelStartX, floatingLabelStartY, textPaint);
    }
    // draw the bottom ellipsis
    if (hasFocus() && singleLineEllipsis && getScrollX() != 0) {
        paint.setColor(isInternalValid() ? primaryColor : errorColor);
        float startY = lineStartY + bottomSpacing;
        int ellipsisStartX;
        if (isRTL()) {
            ellipsisStartX = endX;
        } else {
            ellipsisStartX = startX;
        }
        int signum = isRTL() ? -1 : 1;
        canvas.drawCircle(ellipsisStartX + signum * bottomEllipsisSize / 2, startY + bottomEllipsisSize / 2, bottomEllipsisSize / 2, paint);
        canvas.drawCircle(ellipsisStartX + signum * bottomEllipsisSize * 5 / 2, startY + bottomEllipsisSize / 2, bottomEllipsisSize / 2, paint);
        canvas.drawCircle(ellipsisStartX + signum * bottomEllipsisSize * 9 / 2, startY + bottomEllipsisSize / 2, bottomEllipsisSize / 2, paint);
    }
    // draw the original things
    super.onDraw(canvas);
}

Example 30 with TextPaint

use of android.text.TextPaint in project MaterialEditText by rengwuxian.

the class MaterialAutoCompleteTextView method adjustBottomLines.

/**
   * @return True, if adjustments were made that require the view to be invalidated.
   */
private boolean adjustBottomLines() {
    // Bail out if we have a zero width; lines will be adjusted during next layout.
    if (getWidth() == 0) {
        return false;
    }
    int destBottomLines;
    textPaint.setTextSize(bottomTextSize);
    if (tempErrorText != null || helperText != null) {
        Layout.Alignment alignment = (getGravity() & Gravity.RIGHT) == Gravity.RIGHT || isRTL() ? Layout.Alignment.ALIGN_OPPOSITE : (getGravity() & Gravity.LEFT) == Gravity.LEFT ? Layout.Alignment.ALIGN_NORMAL : Layout.Alignment.ALIGN_CENTER;
        textLayout = new StaticLayout(tempErrorText != null ? tempErrorText : helperText, textPaint, getWidth() - getBottomTextLeftOffset() - getBottomTextRightOffset() - getPaddingLeft() - getPaddingRight(), alignment, 1.0f, 0.0f, true);
        destBottomLines = Math.max(textLayout.getLineCount(), minBottomTextLines);
    } else {
        destBottomLines = minBottomLines;
    }
    if (bottomLines != destBottomLines) {
        getBottomLinesAnimator(destBottomLines).start();
    }
    bottomLines = destBottomLines;
    return true;
}