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

Example 56 with TextPaint

use of android.text.TextPaint in project android_frameworks_base by DirtyUnicorns.

the class StaticLayoutTest method moveCursorToLeftCursorableOffset.

private void moveCursorToLeftCursorableOffset(EditorState state, TextPaint paint) {
    assertEquals("The editor has selection", state.mSelectionStart, state.mSelectionEnd);
    final Layout layout = builder().setText(state.mText.toString()).setPaint(paint).build();
    final int newOffset = layout.getOffsetToLeftOf(state.mSelectionStart);
    state.mSelectionStart = state.mSelectionEnd = newOffset;
}

Example 57 with TextPaint

use of android.text.TextPaint in project android_frameworks_base by DirtyUnicorns.

the class StaticLayoutTest method testEmojiOffset.

/**
     * Tests for keycap, variation selectors, flags are in CTS.
     * See {@link android.text.cts.StaticLayoutTest}.
     */
public void testEmojiOffset() {
    EditorState state = new EditorState();
    TextPaint paint = new TextPaint();
    // Odd numbered regional indicator symbols.
    // U+1F1E6 is REGIONAL INDICATOR SYMBOL LETTER A, U+1F1E8 is REGIONAL INDICATOR SYMBOL
    // LETTER C.
    state.setByString("| U+1F1E6 U+1F1E8 U+1F1E6 U+1F1E8 U+1F1E6");
    moveCursorToRightCursorableOffset(state, paint);
    state.setByString("U+1F1E6 U+1F1E8 | U+1F1E6 U+1F1E8 U+1F1E6");
    moveCursorToRightCursorableOffset(state, paint);
    state.setByString("U+1F1E6 U+1F1E8 U+1F1E6 U+1F1E8 | U+1F1E6");
    moveCursorToRightCursorableOffset(state, paint);
    state.setByString("U+1F1E6 U+1F1E8 U+1F1E6 U+1F1E8 U+1F1E6 |");
    moveCursorToRightCursorableOffset(state, paint);
    state.setByString("U+1F1E6 U+1F1E8 U+1F1E6 U+1F1E8 U+1F1E6 |");
    moveCursorToLeftCursorableOffset(state, paint);
    state.setByString("U+1F1E6 U+1F1E8 U+1F1E6 U+1F1E8 | U+1F1E6");
    moveCursorToLeftCursorableOffset(state, paint);
    state.setByString("U+1F1E6 U+1F1E8 | U+1F1E6 U+1F1E8 U+1F1E6");
    moveCursorToLeftCursorableOffset(state, paint);
    state.setByString("| U+1F1E6 U+1F1E8 U+1F1E6 U+1F1E8 U+1F1E6");
    moveCursorToLeftCursorableOffset(state, paint);
    state.setByString("| U+1F1E6 U+1F1E8 U+1F1E6 U+1F1E8 U+1F1E6");
    moveCursorToLeftCursorableOffset(state, paint);
    // Zero width sequence
    final String zwjSequence = "U+1F468 U+200D U+2764 U+FE0F U+200D U+1F468";
    state.setByString("| " + zwjSequence + " " + zwjSequence + " " + zwjSequence);
    moveCursorToRightCursorableOffset(state, paint);
    state.assertEquals(zwjSequence + " | " + zwjSequence + " " + zwjSequence);
    moveCursorToRightCursorableOffset(state, paint);
    state.assertEquals(zwjSequence + " " + zwjSequence + " | " + zwjSequence);
    moveCursorToRightCursorableOffset(state, paint);
    state.assertEquals(zwjSequence + " " + zwjSequence + " " + zwjSequence + " |");
    moveCursorToRightCursorableOffset(state, paint);
    state.assertEquals(zwjSequence + " " + zwjSequence + " " + zwjSequence + " |");
    moveCursorToLeftCursorableOffset(state, paint);
    state.assertEquals(zwjSequence + " " + zwjSequence + " | " + zwjSequence);
    moveCursorToLeftCursorableOffset(state, paint);
    state.assertEquals(zwjSequence + " | " + zwjSequence + " " + zwjSequence);
    moveCursorToLeftCursorableOffset(state, paint);
    state.assertEquals("| " + zwjSequence + " " + zwjSequence + " " + zwjSequence);
    moveCursorToLeftCursorableOffset(state, paint);
    state.assertEquals("| " + zwjSequence + " " + zwjSequence + " " + zwjSequence);
    moveCursorToLeftCursorableOffset(state, paint);
    // Emoji modifiers
    // U+261D is WHITE UP POINTING INDEX, U+1F3FB is EMOJI MODIFIER FITZPATRICK TYPE-1-2.
    state.setByString("| U+261D U+1F3FB U+261D U+1F3FB U+261D U+1F3FB");
    moveCursorToRightCursorableOffset(state, paint);
    state.setByString("U+261D U+1F3FB | U+261D U+1F3FB U+261D U+1F3FB");
    moveCursorToRightCursorableOffset(state, paint);
    state.setByString("U+261D U+1F3FB U+261D U+1F3FB | U+261D U+1F3FB");
    moveCursorToRightCursorableOffset(state, paint);
    state.setByString("U+261D U+1F3FB U+261D U+1F3FB U+261D U+1F3FB |");
    moveCursorToRightCursorableOffset(state, paint);
    state.setByString("U+261D U+1F3FB U+261D U+1F3FB U+261D U+1F3FB |");
    moveCursorToLeftCursorableOffset(state, paint);
    state.setByString("U+261D U+1F3FB U+261D U+1F3FB | U+261D U+1F3FB");
    moveCursorToLeftCursorableOffset(state, paint);
    state.setByString("U+261D U+1F3FB | U+261D U+1F3FB U+261D U+1F3FB");
    moveCursorToLeftCursorableOffset(state, paint);
    state.setByString("| U+261D U+1F3FB U+261D U+1F3FB U+261D U+1F3FB");
    moveCursorToLeftCursorableOffset(state, paint);
    state.setByString("| U+261D U+1F3FB U+261D U+1F3FB U+261D U+1F3FB");
    moveCursorToLeftCursorableOffset(state, paint);
}

Example 58 with TextPaint

use of android.text.TextPaint in project android_frameworks_base by DirtyUnicorns.

the class TextLayoutTest method setUp.

protected void setUp() throws Exception {
    super.setUp();
    mString = "The quick brown fox";
    mPaint = new TextPaint();
}

Example 59 with TextPaint

use of android.text.TextPaint in project android_frameworks_base by DirtyUnicorns.

the class SimpleMonthView method drawDays.

/**
     * Draws the month days.
     */
private void drawDays(Canvas canvas) {
    final TextPaint p = mDayPaint;
    final int headerHeight = mMonthHeight + mDayOfWeekHeight;
    final int rowHeight = mDayHeight;
    final int colWidth = mCellWidth;
    // Text is vertically centered within the row height.
    final float halfLineHeight = (p.ascent() + p.descent()) / 2f;
    int rowCenter = headerHeight + rowHeight / 2;
    for (int day = 1, col = findDayOffset(); day <= mDaysInMonth; day++) {
        final int colCenter = colWidth * col + colWidth / 2;
        final int colCenterRtl;
        if (isLayoutRtl()) {
            colCenterRtl = mPaddedWidth - colCenter;
        } else {
            colCenterRtl = colCenter;
        }
        int stateMask = 0;
        final boolean isDayEnabled = isDayEnabled(day);
        if (isDayEnabled) {
            stateMask |= StateSet.VIEW_STATE_ENABLED;
        }
        final boolean isDayActivated = mActivatedDay == day;
        final boolean isDayHighlighted = mHighlightedDay == day;
        if (isDayActivated) {
            stateMask |= StateSet.VIEW_STATE_ACTIVATED;
            // Adjust the circle to be centered on the row.
            final Paint paint = isDayHighlighted ? mDayHighlightSelectorPaint : mDaySelectorPaint;
            canvas.drawCircle(colCenterRtl, rowCenter, mDaySelectorRadius, paint);
        } else if (isDayHighlighted) {
            stateMask |= StateSet.VIEW_STATE_PRESSED;
            if (isDayEnabled) {
                // Adjust the circle to be centered on the row.
                canvas.drawCircle(colCenterRtl, rowCenter, mDaySelectorRadius, mDayHighlightPaint);
            }
        }
        final boolean isDayToday = mToday == day;
        final int dayTextColor;
        if (isDayToday && !isDayActivated) {
            dayTextColor = mDaySelectorPaint.getColor();
        } else {
            final int[] stateSet = StateSet.get(stateMask);
            dayTextColor = mDayTextColor.getColorForState(stateSet, 0);
        }
        p.setColor(dayTextColor);
        canvas.drawText(mDayFormatter.format(day), colCenterRtl, rowCenter - halfLineHeight, p);
        col++;
        if (col == DAYS_IN_WEEK) {
            col = 0;
            rowCenter += rowHeight;
        }
    }
}

Example 60 with TextPaint

use of android.text.TextPaint in project android_frameworks_base by DirtyUnicorns.

the class SimpleMonthView method findClosestRow.

/**
     * Returns the row (0 indexed) closest to previouslyFocusedRect or center if null.
     */
private int findClosestRow(@Nullable Rect previouslyFocusedRect) {
    if (previouslyFocusedRect == null) {
        return 3;
    } else {
        int centerY = previouslyFocusedRect.centerY();
        final TextPaint p = mDayPaint;
        final int headerHeight = mMonthHeight + mDayOfWeekHeight;
        final int rowHeight = mDayHeight;
        // Text is vertically centered within the row height.
        final float halfLineHeight = (p.ascent() + p.descent()) / 2f;
        final int rowCenter = headerHeight + rowHeight / 2;
        centerY -= rowCenter - halfLineHeight;
        int row = Math.round(centerY / (float) rowHeight);
        final int maxDay = findDayOffset() + mDaysInMonth;
        final int maxRows = (maxDay / DAYS_IN_WEEK) - ((maxDay % DAYS_IN_WEEK == 0) ? 1 : 0);
        row = MathUtils.constrain(row, 0, maxRows);
        return row;
    }
}