Example usage for android.graphics Canvas drawCircle

List of usage examples for android.graphics Canvas drawCircle

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Introduction

In this page you can find the example usage for android.graphics Canvas drawCircle.

Prototype

public void drawCircle(float cx, float cy, float radius, @NonNull Paint paint)

Source Link

Document

Draw the specified circle using the specified paint.

Usage

From source file:com.shawnway.nav.app.wtw.view.PagerSlidingTabStrip.java

@Override
protected void onDraw(Canvas canvas) {

    if (isInEditMode() || tabCount == 0) {
        return;/*from  w w  w.  j a va  2s. c  o m*/
    }

    final int height = getHeight();

    // draw indicator line

    rectPaint.setColor(indicatorColor);

    // default: line below current tab
    View currentTab = tabsContainer.getChildAt(currentPosition);
    float lineLeft = currentTab.getLeft();
    float lineRight = currentTab.getRight();

    // if there is an offset, startWeChat interpolating left and right coordinates
    // between current and next tab
    if (currentPositionOffset > 0f && currentPosition < tabCount - 1) {

        View nextTab = tabsContainer.getChildAt(currentPosition + 1);
        final float nextTabLeft = nextTab.getLeft();
        final float nextTabRight = nextTab.getRight();

        lineLeft = (currentPositionOffset * nextTabLeft + (1f - currentPositionOffset) * lineLeft);
        lineRight = (currentPositionOffset * nextTabRight + (1f - currentPositionOffset) * lineRight);
    }
    switch (indicatorStyle) {
    case STYLE_CIRCLE:
        canvas.drawCircle((lineLeft + lineRight) / 2, (currentTab.getTop() + currentTab.getBottom()) / 2,
                circleSize, rectPaint);
        break;
    case STYLE_RECTANGLE:
        drawRectangle(canvas, height, currentTab, lineLeft, lineRight);
        break;
    case STYLE_NORMAL:
        drawNormalUnderLine(canvas, height, currentTab, lineLeft, lineRight);
    default:
        break;
    }
    super.onDraw(canvas);

    // // draw underline
    //
    // rectPaint.setColor(underlineColor);
    // canvas.drawRect(0, height - underlineHeight,
    // tabsContainer.getWidth(), height, rectPaint);

    // draw divider
    //
    // dividerPaint.setColor(dividerColor);
    // for (int i = 0; i < tabCount - 1; i++) {
    // View tab = tabsContainer.getChildAt(i);
    // canvas.drawLine(tab.getRight(), dividerPadding, tab.getRight(),
    // height - dividerPadding, dividerPaint);
    // }
}

From source file:info.bartowski.easteregg.MLand.java

@Override
public void onDraw(Canvas c) {
    super.onDraw(c);

    if (SHOW_TOUCHES) {
        for (Player p : mPlayers) {
            if (p.mTouchX > 0) {
                mTouchPaint.setColor(0x80FFFFFF & p.color);
                mPlayerTracePaint.setColor(0x80FFFFFF & p.color);
                float x1 = p.mTouchX;
                float y1 = p.mTouchY;
                c.drawCircle(x1, y1, 100, mTouchPaint);
                float x2 = p.getX() + p.getPivotX();
                float y2 = p.getY() + p.getPivotY();
                float angle = PI_2 - (float) Math.atan2(x2 - x1, y2 - y1);
                x1 += 100 * Math.cos(angle);
                y1 += 100 * Math.sin(angle);
                c.drawLine(x1, y1, x2, y2, mPlayerTracePaint);
            }//from  w w w .  j av  a2s.c o m
        }
    }

    if (!DEBUG_DRAW)
        return;

    final Paint pt = new Paint();
    pt.setColor(0xFFFFFFFF);
    for (Player p : mPlayers) {
        final int L = p.corners.length;
        final int N = L / 2;
        for (int i = 0; i < N; i++) {
            final int x = (int) p.corners[i * 2];
            final int y = (int) p.corners[i * 2 + 1];
            c.drawCircle(x, y, 4, pt);
            c.drawLine(x, y, p.corners[(i * 2 + 2) % L], p.corners[(i * 2 + 3) % L], pt);
        }
    }

    pt.setStyle(Paint.Style.STROKE);
    pt.setStrokeWidth(getResources().getDisplayMetrics().density);

    final int M = getChildCount();
    pt.setColor(0x8000FF00);
    for (int i = 0; i < M; i++) {
        final View v = getChildAt(i);
        if (v instanceof Player)
            continue;
        if (!(v instanceof GameView))
            continue;
        if (v instanceof Pop) {
            final Pop pop = (Pop) v;
            c.drawCircle(pop.cx, pop.cy, pop.r, pt);
        } else {
            final Rect r = new Rect();
            v.getHitRect(r);
            c.drawRect(r, pt);
        }
    }

    pt.setColor(Color.BLACK);
    final StringBuilder sb = new StringBuilder("obstacles: ");
    for (Obstacle ob : mObstaclesInPlay) {
        sb.append(ob.hitRect.toShortString());
        sb.append(" ");
    }
    pt.setTextSize(20f);
    c.drawText(sb.toString(), 20, 100, pt);
}

From source file:org.akvo.caddisfly.sensor.colorimetry.strip.widget.PercentageMeterView.java

@Override
public void onDraw(@NonNull Canvas canvas) {

    if (Float.isNaN(percentage)) {
        return;/* w ww.ja v  a2  s. c  o  m*/
    }

    double number = (100 - percentage) * NUMBER_OF_BARS * PERCENT;

    canvas.save();

    // Set each dot's diameter to half the canvas height
    canvas.translate(
            canvas.getWidth() / 2f - ((canvas.getHeight() / 2f + GUTTER_SPACE) * ((NUMBER_OF_BARS - 1) / 2f)),
            0);

    for (double i = 0; i < NUMBER_OF_BARS; i++) {

        // Reset color
        paint.setColor(Color.LTGRAY);

        if (number >= 0) {
            if (i < 2) {
                // Red if number is lower than i + 1
                // 2 red dots if number < 1 or 1 red dot if number > 1
                if (number <= i + 1) {
                    paint.setColor(red);
                }
            } else if (i < 4) {
                // Orange if number between 1 and 4
                // if number == 1.5 then 1 red followed by orange dot
                // if number == 2.5 then 2 orange dots
                // if number == 3.5 then 1 orange dot
                if (number >= i - 1 && number <= i + 2) {
                    paint.setColor(orange);
                }
            } else {
                if (number > i) {
                    // Green if number larger than 3 but yellow if number exceeds optimum
                    if (number > NUMBER_OF_BARS) {
                        paint.setColor(Color.YELLOW);
                    } else {
                        paint.setColor(green);
                    }
                }
            }
        }

        canvas.drawCircle(0, canvas.getHeight() / 2f, canvas.getHeight() / 4f, paint);

        // Position next circle
        canvas.translate(canvas.getHeight() / 2f + GUTTER_SPACE, 0);
    }

    canvas.restore();

    super.onDraw(canvas);
}

From source file:com.savvasdalkitsis.betwixt.demo.InterpolatorView.java

@Override
protected void onDraw(Canvas canvas) {
    super.onDraw(canvas);
    canvas.drawColor(Color.WHITE);
    int inset = (getHeight() - rectHeight()) / 2;
    canvas.drawRect(getPaddingLeft(), getPaddingTop() + inset, getWidth() - getPaddingRight(),
            getHeight() - inset - getPaddingBottom(), rectPaint);
    float x = 0;/*from   ww w .  j  a v  a 2 s .  c o  m*/
    float y = 0;
    for (int i = 0; i < STEPS; i++) {
        float newX = i / (float) STEPS;
        float newY = interpolator.getInterpolation(newX);
        if (i == 0) {
            x = newX;
            y = newY;
        }
        canvas.drawLine(x(x), y(y), x(newX), y(newY), paint);
        x = newX;
        y = newY;
    }
    canvas.drawText(description, getPaddingLeft() + textPaddingLeft, getHeight() - textHeight, textPaint);
    if (animating) {
        canvas.drawRect(getPaddingLeft(), getPaddingTop(), getWidth() - getPaddingRight(),
                getHeight() - getPaddingBottom(), dim);
        int areaWidth = getWidth() - getPaddingLeft() - getPaddingRight() - animationInset * 2;
        float circleX = getPaddingLeft() + animationInset + areaWidth * progress;
        linePath.reset();
        linePath.moveTo(getPaddingLeft() + animationInset, getPaddingTop());
        linePath.lineTo(getPaddingLeft() + animationInset, getHeight() - getPaddingBottom());
        linePath.moveTo(getWidth() - getPaddingRight() - animationInset, getPaddingTop());
        linePath.lineTo(getWidth() - getPaddingRight() - animationInset, getHeight() - getPaddingBottom());
        canvas.drawPath(linePath, linePaint);
        canvas.drawCircle(circleX, getHeight() / 2, radius, circlePaint);
    }
}

From source file:com.androtex.viewpagerindicator.CirclePageIndicator.java

@Override
protected void onDraw(Canvas canvas) {
    super.onDraw(canvas);

    int longSize;
    int longPaddingBefore;
    int longPaddingAfter;
    int shortPaddingBefore;
    if (mOrientation == HORIZONTAL) {
        longSize = getWidth();/*from ww w .  jav  a 2 s .c om*/
        longPaddingBefore = getPaddingLeft();
        longPaddingAfter = getPaddingRight();
        shortPaddingBefore = getPaddingTop();
    } else {
        longSize = getHeight();
        longPaddingBefore = getPaddingTop();
        longPaddingAfter = getPaddingBottom();
        shortPaddingBefore = getPaddingLeft();
    }

    final int count = mViewPager.getAdapter().getCount();
    final float threeRadius = mRadius * 3;
    final float shortOffset = shortPaddingBefore + mRadius;
    float longOffset = longPaddingBefore + mRadius;
    if (mCentered) {
        longOffset += ((longSize - longPaddingBefore - longPaddingAfter) / 2.0f)
                - ((count * threeRadius) / 2.0f);
    }

    float dX;
    float dY;

    //Draw stroked circles
    for (int iLoop = 0; iLoop < count; iLoop++) {
        float drawLong = longOffset + (iLoop * threeRadius);
        if (mOrientation == HORIZONTAL) {
            dX = drawLong;
            dY = shortOffset;
        } else {
            dX = shortOffset;
            dY = drawLong;
        }
        canvas.drawCircle(dX, dY, mRadius, mPaintStroke);
    }

    //Draw the filled circle according to the current scroll
    float cx = (mSnap ? mSnapPage : mCurrentPage) * threeRadius;
    if (!mSnap && (mPageSize != 0)) {
        cx += (mCurrentOffset * 1.0f / mPageSize) * threeRadius;
    }
    if (mOrientation == HORIZONTAL) {
        dX = longOffset + cx;
        dY = shortOffset;
    } else {
        dX = shortOffset;
        dY = longOffset + cx;
    }
    canvas.drawCircle(dX, dY, mRadius, mPaintFill);
}

From source file:radialdemo.RadialMenuWidget.java

@Override
protected void onDraw(Canvas c) {

    Paint paint = new Paint();
    paint.setAntiAlias(true);/*from  w w  w.  j  a v a2s .c o m*/
    paint.setStrokeWidth(3);

    // draws a dot at the source of the press
    if (showSource == true) {
        paint.setColor(outlineColor);
        paint.setAlpha(outlineAlpha);
        paint.setStyle(Paint.Style.STROKE);
        c.drawCircle(xSource, ySource, cRadius / 10, paint);

        paint.setColor(selectedColor);
        paint.setAlpha(selectedAlpha);
        paint.setStyle(Paint.Style.FILL);
        c.drawCircle(xSource, ySource, cRadius / 10, paint);
    }
    //inner
    for (int i = 0; i < Wedges.length; i++) {
        RadialMenuWedge f = Wedges[i];
        paint.setColor(outlineColor);
        paint.setAlpha(outlineAlpha);
        paint.setStyle(Paint.Style.STROKE);
        c.drawPath(f, paint);
        if (f == enabled && Wedge2Shown == true) {
            paint.setColor(wedge2Color);
            paint.setAlpha(wedge2Alpha);
            paint.setStyle(Paint.Style.FILL);
            c.drawPath(f, paint);
        } else if (f != enabled && Wedge2Shown == true) {
            paint.setColor(disabledColor);
            paint.setAlpha(disabledAlpha);
            paint.setStyle(Paint.Style.FILL);
            c.drawPath(f, paint);
        } else if (f == enabled && Wedge2Shown == false) {
            paint.setColor(wedge2Color);
            paint.setAlpha(wedge2Alpha);
            paint.setStyle(Paint.Style.FILL);
            c.drawPath(f, paint);
        } else if (f == selected) {
            paint.setColor(wedge2Color);
            paint.setAlpha(wedge2Alpha);
            paint.setStyle(Paint.Style.FILL);
            c.drawPath(f, paint);
        } else {
            paint.setColor(defaultColor);
            paint.setAlpha(defaultAlpha);
            paint.setStyle(Paint.Style.FILL);
            c.drawPath(f, paint);
        }
        //button content
        Rect rf = iconRect[i];

        if ((menuEntries.get(i).getIcon() != 0) && (menuEntries.get(i).getLabel() != null)) {

            // This will look for a "new line" and split into multiple lines
            String menuItemName = menuEntries.get(i).getLabel();
            String[] stringArray = menuItemName.split("\n");

            paint.setColor(textColor);
            if (f != enabled && Wedge2Shown == true) {
                paint.setAlpha(disabledAlpha);
            } else {
                paint.setAlpha(textAlpha);
            }
            paint.setStyle(Paint.Style.FILL);
            paint.setTextSize(textSize);

            Rect rect = new Rect();
            float textHeight = 0;
            for (int j = 0; j < stringArray.length; j++) {
                paint.getTextBounds(stringArray[j], 0, stringArray[j].length(), rect);
                textHeight = textHeight + (rect.height() + 3);
            }

            Rect rf2 = new Rect();
            rf2.set(rf.left, rf.top - ((int) textHeight / 2), rf.right, rf.bottom - ((int) textHeight / 2));

            float textBottom = rf2.bottom;
            for (int j = 0; j < stringArray.length; j++) {
                paint.getTextBounds(stringArray[j], 0, stringArray[j].length(), rect);
                float textLeft = rf.centerX() - rect.width() / 2;
                textBottom = textBottom + (rect.height() + 3);
                c.drawText(stringArray[j], textLeft - rect.left, textBottom - rect.bottom, paint);
            }

            // Puts in the Icon
            Drawable drawable = getResources().getDrawable(menuEntries.get(i).getIcon());
            drawable.setBounds(rf2);
            if (f != enabled && Wedge2Shown == true) {
                drawable.setAlpha(disabledAlpha);
            } else {
                drawable.setAlpha(pictureAlpha);
            }
            drawable.draw(c);

            // Icon Only
        } else if (menuEntries.get(i).getIcon() != 0) {
            // Puts in the Icon
            Drawable drawable = getResources().getDrawable(menuEntries.get(i).getIcon());
            drawable.setBounds(rf);
            if (f != enabled && Wedge2Shown == true) {
                drawable.setAlpha(disabledAlpha);
            } else {
                drawable.setAlpha(pictureAlpha);
            }
            drawable.draw(c);

            // Text Only
        } else {
            // Puts in the Text if no Icon
            paint.setColor(textColor);
            if (f != enabled && Wedge2Shown == true) {
                paint.setAlpha(disabledAlpha);
            } else {
                paint.setAlpha(textAlpha);
            }
            paint.setStyle(Paint.Style.FILL);
            paint.setTextSize(textSize + 10);

            // This will look for a "new line" and split into multiple lines
            String menuItemName = menuEntries.get(i).getLabel();
            String[] stringArray = menuItemName.split("\n");

            // gets total height
            Rect rect = new Rect();
            float textHeight = 0;
            for (int j = 0; j < stringArray.length; j++) {
                paint.getTextBounds(stringArray[j], 0, stringArray[j].length(), rect);
                textHeight = textHeight + (rect.height() + 3);
            }

            float textBottom = rf.centerY() - (textHeight / 2);
            for (int j = 0; j < stringArray.length; j++) {
                paint.getTextBounds(stringArray[j], 0, stringArray[j].length(), rect);
                float textLeft = rf.centerX() - rect.width() / 2;
                textBottom = textBottom + (rect.height() + 3);
                c.drawText(stringArray[j], textLeft - rect.left, textBottom - rect.bottom, paint);
            }
        }

    }

    // Animate the outer ring in/out
    if (animateOuterIn == true) {
        animateOuterWedges(ANIMATE_IN);
    } else if (animateOuterOut == true) {
        animateOuterWedges(ANIMATE_OUT);
    }
    //outer
    if (Wedge2Shown == true) {

        for (int i = 0; i < Wedges2.length; i++) {
            RadialMenuWedge f = Wedges2[i];
            paint.setColor(outlineColor);
            paint.setAlpha(20);
            paint.setStyle(Paint.Style.STROKE);
            c.drawPath(f, paint);
            if (f == selected2) {
                paint.setColor(selectedColor);
                paint.setAlpha(selectedAlpha);
                paint.setStyle(Paint.Style.FILL);
                c.drawPath(f, paint);
            } else {
                paint.setColor(wedge2Color);
                paint.setAlpha(wedge2Alpha);
                paint.setStyle(Paint.Style.FILL);
                c.drawPath(f, paint);
            }

            Rect rf = iconRect2[i];
            if ((wedge2Data.getChildren().get(i).getIcon() != 0)
                    && (wedge2Data.getChildren().get(i).getLabel() != null)) {

                // This will look for a "new line" and split into multiple
                // lines
                String menuItemName = wedge2Data.getChildren().get(i).getLabel();
                String[] stringArray = menuItemName.split("\n");

                paint.setColor(textColor);
                paint.setAlpha(textAlpha);
                paint.setStyle(Paint.Style.FILL);
                paint.setTextSize(animateTextSize);

                Rect rect = new Rect();
                float textHeight = 0;
                for (int j = 0; j < stringArray.length; j++) {
                    paint.getTextBounds(stringArray[j], 0, stringArray[j].length(), rect);
                    textHeight = textHeight + (rect.height() + 3);
                }

                Rect rf2 = new Rect();
                rf2.set(rf.left, rf.top - ((int) textHeight / 2), rf.right, rf.bottom - ((int) textHeight / 2));

                float textBottom = rf2.bottom;
                for (int j = 0; j < stringArray.length; j++) {
                    paint.getTextBounds(stringArray[j], 0, stringArray[j].length(), rect);
                    float textLeft = rf.centerX() - rect.width() / 2;
                    textBottom = textBottom + (rect.height() + 3);
                    c.drawText(stringArray[j], textLeft - rect.left, textBottom - rect.bottom, paint);
                }

                // Puts in the Icon
                Drawable drawable = getResources().getDrawable(wedge2Data.getChildren().get(i).getIcon());
                drawable.setBounds(rf2);
                drawable.setAlpha(pictureAlpha);
                drawable.draw(c);

                // Icon Only
            } else if (wedge2Data.getChildren().get(i).getIcon() != 0) {
                // Puts in the Icon
                Drawable drawable = getResources().getDrawable(wedge2Data.getChildren().get(i).getIcon());
                drawable.setBounds(rf);
                drawable.setAlpha(pictureAlpha);
                drawable.draw(c);

                // Text Only
            } else {
                // Puts in the Text if no Icon
                paint.setColor(textColor);
                paint.setAlpha(textAlpha);
                paint.setStyle(Paint.Style.FILL);
                paint.setTextSize(animateTextSize);

                // This will look for a "new line" and split into multiple
                // lines
                String menuItemName = wedge2Data.getChildren().get(i).getLabel();
                String[] stringArray = menuItemName.split("\n");

                // gets total height
                Rect rect = new Rect();
                float textHeight = 0;
                for (int j = 0; j < stringArray.length; j++) {
                    paint.getTextBounds(stringArray[j], 0, stringArray[j].length(), rect);
                    textHeight = textHeight + (rect.height() + 3);
                }

                float textBottom = rf.centerY() - (textHeight / 2);
                for (int j = 0; j < stringArray.length; j++) {
                    paint.getTextBounds(stringArray[j], 0, stringArray[j].length(), rect);
                    float textLeft = rf.centerX() - rect.width() / 2;
                    textBottom = textBottom + (rect.height() + 3);
                    c.drawText(stringArray[j], textLeft - rect.left, textBottom - rect.bottom, paint);
                }
            }
        }
    }

    //Check if the user has given input for centre circle
    if (centerCircle != null) {
        // Draws the Middle Circle
        paint.setColor(outlineColor);
        paint.setAlpha(outlineAlpha);
        paint.setStyle(Paint.Style.STROKE);
        c.drawCircle(xPosition, yPosition, cRadius, paint);
        if (inCircle == true) {
            paint.setColor(selectedColor);
            paint.setAlpha(selectedAlpha);
            paint.setStyle(Paint.Style.FILL);
            c.drawCircle(xPosition, yPosition, cRadius, paint);
            helper.onCloseAnimation(this, xPosition, yPosition, xSource, ySource);
        } else {
            paint.setColor(defaultColor);
            paint.setAlpha(defaultAlpha);
            paint.setStyle(Paint.Style.FILL);
            c.drawCircle(xPosition, yPosition, cRadius, paint);
        }

        // Draw the circle picture
        if ((centerCircle.getIcon() != 0) && (centerCircle.getLabel() != null)) {

            // This will look for a "new line" and split into multiple lines
            String menuItemName = centerCircle.getLabel();
            String[] stringArray = menuItemName.split("\n");

            paint.setColor(textColor);
            paint.setAlpha(textAlpha);
            paint.setStyle(Paint.Style.FILL);
            paint.setTextSize(textSize);

            Rect rectText = new Rect();
            Rect rectIcon = new Rect();
            Drawable drawable = getResources().getDrawable(centerCircle.getIcon());

            int h = getIconSize(drawable.getIntrinsicHeight(), MinIconSize, MaxIconSize);
            int w = getIconSize(drawable.getIntrinsicWidth(), MinIconSize, MaxIconSize);
            rectIcon.set(xPosition - w / 2, yPosition - h / 2, xPosition + w / 2, yPosition + h / 2);

            float textHeight = 0;
            for (int j = 0; j < stringArray.length; j++) {
                paint.getTextBounds(stringArray[j], 0, stringArray[j].length(), rectText);
                textHeight = textHeight + (rectText.height() + 3);
            }

            rectIcon.set(rectIcon.left, rectIcon.top - ((int) textHeight / 2), rectIcon.right,
                    rectIcon.bottom - ((int) textHeight / 2));

            float textBottom = rectIcon.bottom;
            for (int j = 0; j < stringArray.length; j++) {
                paint.getTextBounds(stringArray[j], 0, stringArray[j].length(), rectText);
                float textLeft = xPosition - rectText.width() / 2;
                textBottom = textBottom + (rectText.height() + 3);
                c.drawText(stringArray[j], textLeft - rectText.left, textBottom - rectText.bottom, paint);
            }

            // Puts in the Icon
            drawable.setBounds(rectIcon);
            drawable.setAlpha(pictureAlpha);
            drawable.draw(c);

            // Icon Only
        } else if (centerCircle.getIcon() != 0) {

            Rect rect = new Rect();

            Drawable drawable = getResources().getDrawable(centerCircle.getIcon());

            int h = getIconSize(drawable.getIntrinsicHeight(), MinIconSize, MaxIconSize);
            int w = getIconSize(drawable.getIntrinsicWidth(), MinIconSize, MaxIconSize);
            rect.set(xPosition - w / 2, yPosition - h / 2, xPosition + w / 2, yPosition + h / 2);

            drawable.setBounds(rect);
            drawable.setAlpha(pictureAlpha);
            drawable.draw(c);

            // Text Only
        } else {
            // Puts in the Text if no Icon
            paint.setColor(textColor);
            paint.setAlpha(textAlpha);
            paint.setStyle(Paint.Style.FILL);
            paint.setTextSize(textSize);

            // This will look for a "new line" and split into multiple lines
            String menuItemName = centerCircle.getLabel();
            String[] stringArray = menuItemName.split("\n");

            // gets total height
            Rect rect = new Rect();
            float textHeight = 0;
            for (int j = 0; j < stringArray.length; j++) {
                paint.getTextBounds(stringArray[j], 0, stringArray[j].length(), rect);
                textHeight = textHeight + (rect.height() + 3);
            }

            float textBottom = yPosition - (textHeight / 2);
            for (int j = 0; j < stringArray.length; j++) {
                paint.getTextBounds(stringArray[j], 0, stringArray[j].length(), rect);
                float textLeft = xPosition - rect.width() / 2;
                textBottom = textBottom + (rect.height() + 3);
                c.drawText(stringArray[j], textLeft - rect.left, textBottom - rect.bottom, paint);
            }

        }
    }

    // Draws Text in TextBox
    if (headerString != null) {

        paint.setTextSize(headerTextSize);
        paint.getTextBounds(headerString, 0, headerString.length(), this.textRect);
        if (HeaderBoxBounded == false) {
            determineHeaderBox();
            HeaderBoxBounded = true;
        }

        paint.setColor(outlineColor);
        paint.setAlpha(outlineAlpha);
        paint.setStyle(Paint.Style.STROKE);
        c.drawRoundRect(this.textBoxRect, scalePX(5), scalePX(5), paint);
        paint.setColor(headerBackgroundColor);
        paint.setAlpha(headerBackgroundAlpha);
        paint.setStyle(Paint.Style.FILL);
        c.drawRoundRect(this.textBoxRect, scalePX(5), scalePX(5), paint);

        paint.setColor(headerTextColor);
        paint.setAlpha(headerTextAlpha);
        paint.setStyle(Paint.Style.FILL);
        paint.setTextSize(headerTextSize);
        c.drawText(headerString, headerTextLeft, headerTextBottom, paint);
    }

}

From source file:de.vanita5.twittnuker.view.ColorPickerView.java

private void drawSatValPanel(final Canvas canvas) {

    final RectF rect = mSatValRect;

    if (BORDER_WIDTH_PX > 0) {
        mBorderPaint.setColor(mBorderColor);
        canvas.drawRect(mDrawingRect.left, mDrawingRect.top, rect.right + BORDER_WIDTH_PX,
                rect.bottom + BORDER_WIDTH_PX, mBorderPaint);
    }/*  w w  w  .  jav  a2 s .  c  o m*/

    if (mValShader == null) {
        mValShader = new LinearGradient(rect.left, rect.top, rect.left, rect.bottom, 0xffffffff, 0xff000000,
                TileMode.CLAMP);
    }

    final int rgb = Color.HSVToColor(new float[] { mHue, 1f, 1f });

    mSatShader = new LinearGradient(rect.left, rect.top, rect.right, rect.top, 0xffffffff, rgb, TileMode.CLAMP);
    final ComposeShader mShader = new ComposeShader(mValShader, mSatShader, PorterDuff.Mode.MULTIPLY);
    mSatValPaint.setShader(mShader);

    canvas.drawRect(rect, mSatValPaint);

    final Point p = satValToPoint(mSat, mVal);

    mSatValTrackerPaint.setColor(0xff000000);
    canvas.drawCircle(p.x, p.y, PALETTE_CIRCLE_TRACKER_RADIUS - 1f * mDensity, mSatValTrackerPaint);

    mSatValTrackerPaint.setColor(0xffdddddd);
    canvas.drawCircle(p.x, p.y, PALETTE_CIRCLE_TRACKER_RADIUS, mSatValTrackerPaint);

}

From source file:com.tr4android.support.extension.picker.date.SimpleMonthView.java

/**
 * Draws the month days./*w  w  w.j  a  v  a  2 s  .  c  o m*/
 */
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 (ViewCompatUtils.isLayoutRtl(this)) {
            colCenterRtl = mPaddedWidth - colCenter;
        } else {
            colCenterRtl = colCenter;
        }

        int state = 0;

        final boolean isDayEnabled = isDayEnabled(day);
        final boolean isDayActivated = mActivatedDay == day;
        if (isDayActivated) {
            state = VIEW_STATE_SELECTED;

            // Adjust the circle to be centered on the row.
            canvas.drawCircle(colCenterRtl, rowCenter, mDaySelectorRadius, mDaySelectorPaint);
        } else if (mTouchedItem == day) {
            state = 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 = buildState(isDayEnabled, state);
            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;
        }
    }
}

From source file:com.brookmanholmes.bma.wizard.ui.StepPagerStrip.java

@Override
protected void onDraw(Canvas canvas) {
    super.onDraw(canvas);

    if (pageCount == 0) {
        return;//from w  w  w  . ja  v  a2s  .com
    }

    float totalWidth = pageCount * (tabWidth + indicatorSpacing) - indicatorSpacing;
    float totalcx;
    float cy;
    boolean fillHorizontal = false;

    switch (gravity & Gravity.HORIZONTAL_GRAVITY_MASK) {
    case Gravity.CENTER_HORIZONTAL:
        totalcx = (getWidth() - totalWidth) / 2;
        break;
    case Gravity.RIGHT:
        totalcx = getWidth() - getPaddingRight() - totalWidth;
        break;
    case Gravity.FILL_HORIZONTAL:
        totalcx = getPaddingLeft();
        fillHorizontal = true;
        break;
    default:
        totalcx = getPaddingLeft();
    }

    switch (gravity & Gravity.VERTICAL_GRAVITY_MASK) {
    case Gravity.CENTER_VERTICAL:
        cy = (int) (getHeight() - tabHeight) / 2;
        break;
    case Gravity.BOTTOM:
        cy = getHeight() - getPaddingBottom() - tabHeight;
        break;
    default:
        cy = getPaddingTop();
    }

    float center = cy + tabHeight / 2;

    float tabWidth = this.tabWidth;
    if (fillHorizontal) {
        tabWidth = (getWidth() - getPaddingRight() - getPaddingLeft() - (pageCount - 1) * indicatorSpacing)
                / pageCount;
    }

    for (int i = 0; i < pageCount; i++) {
        float cx = totalcx + (i * (tabWidth + indicatorSpacing));

        Paint tempPaint;

        if (i < currentPage)
            tempPaint = prevTabPaint;
        else if (i > currentPage)
            tempPaint = nextTabPaint;
        else
            tempPaint = selectedTabPaint;

        canvas.drawCircle(cx, center, i == currentPage ? radius : nonCurrentRadius, tempPaint);
    }
}

From source file:com.rexmtorres.android.patternlock.PatternLockView.java

/**
 * @param partOfPattern Whether this circle is part of the pattern.
 */// w  ww  .  j av a2  s.co  m
private void drawDot(Canvas canvas, float centerX, float centerY, float radius, boolean partOfPattern,
        float alpha, Bitmap oDotBitmap) {
    mPaint.setColor(getCurrentColor(partOfPattern));
    mPaint.setAlpha((int) (alpha * 255));

    // If the bitmap is set, draw it.  If not, draw a circle.
    if (oDotBitmap != null) {
        float nBitmapCenterX = centerX - (oDotBitmap.getScaledHeight(canvas) / 2f);
        float nBitmapCenterY = centerY - (oDotBitmap.getScaledWidth(canvas) / 2f);

        canvas.drawBitmap(oDotBitmap, nBitmapCenterX, nBitmapCenterY, mPaint);
    } else {
        canvas.drawCircle(centerX, centerY, radius, mPaint);
    }
}