예제 #1
0
  /**
   * Drawing src bitmap to dest bitmap with rounded corners
   *
   * @param src source bitmap
   * @param dest destination bitmap
   * @param radius radius in destination bitmap scale
   * @param clearColor clear color
   */
  public static void drawRoundedCorners(Bitmap src, Bitmap dest, int radius, int clearColor) {
    clearBitmap(dest, clearColor);
    Canvas canvas = new Canvas(dest);

    Rect sourceRect = WorkCache.RECT1.get();
    Rect destRect = WorkCache.RECT2.get();
    sourceRect.set(0, 0, src.getWidth(), src.getHeight());
    destRect.set(0, 0, dest.getWidth(), dest.getHeight());

    RectF roundRect = WorkCache.RECTF1.get();
    roundRect.set(0, 0, dest.getWidth(), dest.getHeight());

    Paint paint = WorkCache.PAINT.get();
    paint.reset();
    paint.setStyle(Paint.Style.FILL);
    paint.setColor(Color.RED);
    paint.setAntiAlias(true);
    canvas.drawRoundRect(roundRect, radius, radius, paint);

    paint.reset();
    paint.setFilterBitmap(true);
    paint.setXfermode(new PorterDuffXfermode(PorterDuff.Mode.SRC_IN));
    canvas.drawBitmap(src, sourceRect, destRect, paint);

    canvas.setBitmap(null);
  }
예제 #2
0
 protected void drawRect(Canvas canvas, RectF dims, Paint paint) {
   switch (borderStyle) {
     case ROUNDED:
       canvas.drawRoundRect(dims, borderRadiusX, borderRadiusY, paint);
       break;
     case SQUARE:
       canvas.drawRect(dims, paint);
       break;
     default:
   }
 }
예제 #3
0
  private void drawBorder(Canvas canvas) {
    RectF rect = new RectF(getBounds());
    rect.inset(borderThickness / 2, borderThickness / 2);

    if (shape instanceof OvalShape) {
      canvas.drawOval(rect, borderPaint);
    } else if (shape instanceof RoundRectShape) {
      canvas.drawRoundRect(rect, radius, radius, borderPaint);
    } else {
      canvas.drawRect(rect, borderPaint);
    }
  }
예제 #4
0
  public void doDraw(Canvas cs) {
    super.doDraw(cs);

    this.drawSimpleShadow(cs, 6);

    // draw background
    mBackground.setColor(style.iBackgroundColor);
    cs.drawRoundRect(rtBackground, style.fBackgroundRound, style.fBackgroundRound, mBackground);

    final float fTextModeTop = rtBounds.top + rtTextMode.height() + iTopMargin;

    // draw Mode Value
    cs.drawText(sModeValue, rtBarFrame.left, fTextModeTop, mTextModeValue);
  }
  /**
   * 转换图片成圆形
   *
   * @param bitmap 传入Bitmap对象
   * @return
   */
  public Bitmap toRoundBitmap(Bitmap bitmap) {
    int width = bitmap.getWidth();
    int height = bitmap.getHeight();
    float roundPx;
    float left, top, right, bottom, dst_left, dst_top, dst_right, dst_bottom;
    if (width <= height) {
      roundPx = width / 2;
      top = 0;
      bottom = width;
      left = 0;
      right = width;
      height = width;
      dst_left = 0;
      dst_top = 0;
      dst_right = width;
      dst_bottom = width;
    } else {
      roundPx = height / 2;
      float clip = (width - height) / 2;
      left = clip;
      right = width - clip;
      top = 0;
      bottom = height;
      width = height;
      dst_left = 0;
      dst_top = 0;
      dst_right = height;
      dst_bottom = height;
    }

    Bitmap output = Bitmap.createBitmap(width, height, Config.ARGB_8888);
    Canvas canvas = new Canvas(output);

    final int color = 0xff424242;
    final Paint paint = new Paint();
    final Rect src = new Rect((int) left, (int) top, (int) right, (int) bottom);
    final Rect dst = new Rect((int) dst_left, (int) dst_top, (int) dst_right, (int) dst_bottom);
    final RectF rectF = new RectF(dst);

    paint.setAntiAlias(true);

    canvas.drawARGB(0, 0, 0, 0);
    paint.setColor(color);
    canvas.drawRoundRect(rectF, roundPx, roundPx, paint);

    paint.setXfermode(new PorterDuffXfermode(Mode.SRC_IN));
    canvas.drawBitmap(bitmap, src, dst, paint);
    return output;
  }
예제 #6
0
  public static Bitmap roundedCornerBitmap(Bitmap bitmap, float radis) {
    Bitmap output = Bitmap.createBitmap(bitmap.getWidth(), bitmap.getHeight(), Config.ARGB_8888);
    Canvas canvas = new Canvas(output);

    // final int color = 0xff424242;
    final Paint paint = new Paint();
    final Rect rect = new Rect(0, 0, bitmap.getWidth(), bitmap.getHeight());
    final RectF rectF = new RectF(rect);
    final float roundPx = radis;

    paint.setAntiAlias(true);
    canvas.drawARGB(0, 0, 0, 0);
    paint.setColor(Color.WHITE);
    canvas.drawRoundRect(rectF, roundPx, roundPx, paint);

    paint.setXfermode(new PorterDuffXfermode(Mode.SRC_IN));
    canvas.drawBitmap(bitmap, rect, rect, paint);
    return output;
  }
  public static Bitmap makeBitmapCircle(Bitmap bitmap) {
    Bitmap output =
        Bitmap.createBitmap(bitmap.getWidth(), bitmap.getHeight(), Bitmap.Config.ARGB_8888);
    Canvas canvas = new Canvas(output);

    final int color = 0xff000000;
    final Paint paint = new Paint();
    final Rect rect = new Rect(0, 0, bitmap.getWidth(), bitmap.getHeight());
    final RectF rectF = new RectF(rect);
    final float roundPx = bitmap.getWidth() / 2;

    paint.setAntiAlias(true);
    canvas.drawARGB(0, 0, 0, 0);
    paint.setColor(color);
    canvas.drawRoundRect(rectF, roundPx, roundPx, paint);

    paint.setXfermode(new PorterDuffXfermode(PorterDuff.Mode.SRC_IN));
    canvas.drawBitmap(bitmap, rect, rect, paint);

    return output;
  }
 @Override
 public void startElement(String namespaceURI, String localName, String qName, Attributes atts)
     throws SAXException {
   // Reset paint opacity
   paint.setAlpha(255);
   // Ignore everything but rectangles in bounds mode
   if (boundsMode) {
     if (localName.equals("rect")) {
       Float x = getFloatAttr("x", atts);
       if (x == null) {
         x = 0f;
       }
       Float y = getFloatAttr("y", atts);
       if (y == null) {
         y = 0f;
       }
       Float width = getFloatAttr("width", atts);
       Float height = getFloatAttr("height", atts);
       bounds = new RectF(x, y, x + width, y + height);
     }
     return;
   }
   if (localName.equals("svg")) {
     int width = (int) Math.ceil(getFloatAttr("width", atts));
     int height = (int) Math.ceil(getFloatAttr("height", atts));
     canvas = picture.beginRecording(width, height);
   } else if (localName.equals("defs")) {
     // Ignore
   } else if (localName.equals("linearGradient")) {
     gradient = doGradient(true, atts);
   } else if (localName.equals("radialGradient")) {
     gradient = doGradient(false, atts);
   } else if (localName.equals("stop")) {
     if (gradient != null) {
       float offset = getFloatAttr("offset", atts);
       String styles = getStringAttr("style", atts);
       StyleSet styleSet = new StyleSet(styles);
       String colorStyle = styleSet.getStyle("stop-color");
       int color = Color.BLACK;
       if (colorStyle != null) {
         if (colorStyle.startsWith("#")) {
           color = Integer.parseInt(colorStyle.substring(1), 16);
         } else {
           color = Integer.parseInt(colorStyle, 16);
         }
       }
       String opacityStyle = styleSet.getStyle("stop-opacity");
       if (opacityStyle != null) {
         float alpha = Float.parseFloat(opacityStyle);
         int alphaInt = Math.round(255 * alpha);
         color |= (alphaInt << 24);
       } else {
         color |= 0xFF000000;
       }
       gradient.positions.add(offset);
       gradient.colors.add(color);
     }
   } else if (localName.equals("g")) {
     // Check to see if this is the "bounds" layer
     if ("bounds".equalsIgnoreCase(getStringAttr("id", atts))) {
       boundsMode = true;
     }
     if (hidden) {
       hiddenLevel++;
       // Util.debug("Hidden up: " + hiddenLevel);
     }
     // Go in to hidden mode if display is "none"
     if ("none".equals(getStringAttr("display", atts))) {
       if (!hidden) {
         hidden = true;
         hiddenLevel = 1;
         // Util.debug("Hidden up: " + hiddenLevel);
       }
     }
     pushTransform(atts);
   } else if (!hidden && localName.equals("rect")) {
     Float x = getFloatAttr("x", atts);
     if (x == null) {
       x = 0f;
     }
     Float y = getFloatAttr("y", atts);
     if (y == null) {
       y = 0f;
     }
     Float width = getFloatAttr("width", atts);
     Float height = getFloatAttr("height", atts);
     Float rx = getFloatAttr("rx", atts);
     Float ry = getFloatAttr("ry", atts);
     if (rx == null) {
       if (ry == null) rx = ry = 0f;
       else rx = ry;
     } else {
       if (ry == null) ry = rx;
     }
     if (rx > width / 2) rx = width * 0.5f;
     if (ry > height / 2) ry = height * 0.5f;
     pushTransform(atts);
     Properties props = new Properties(atts);
     if (doFill(props, gradientMap)) {
       doLimits(x, y, width, height);
       if (rx > 0 && ry > 0)
         canvas.drawRoundRect(new RectF(x, y, x + width, y + height), rx, ry, paint);
       else canvas.drawRect(x, y, x + width, y + height, paint);
     }
     if (doStroke(props, gradientMap)) {
       if (rx > 0 && ry > 0)
         canvas.drawRoundRect(new RectF(x, y, x + width, y + height), rx, ry, paint);
       else canvas.drawRect(x, y, x + width, y + height, paint);
     }
     popTransform();
   } else if (!hidden && localName.equals("line")) {
     Float x1 = getFloatAttr("x1", atts);
     Float x2 = getFloatAttr("x2", atts);
     Float y1 = getFloatAttr("y1", atts);
     Float y2 = getFloatAttr("y2", atts);
     Properties props = new Properties(atts);
     if (doStroke(props, gradientMap)) {
       pushTransform(atts);
       doLimits(x1, y1);
       doLimits(x2, y2);
       canvas.drawLine(x1, y1, x2, y2, paint);
       popTransform();
     }
   } else if (!hidden && localName.equals("circle")) {
     Float centerX = getFloatAttr("cx", atts);
     Float centerY = getFloatAttr("cy", atts);
     Float radius = getFloatAttr("r", atts);
     if (centerX != null && centerY != null && radius != null) {
       pushTransform(atts);
       Properties props = new Properties(atts);
       if (doFill(props, gradientMap)) {
         doLimits(centerX - radius, centerY - radius);
         doLimits(centerX + radius, centerY + radius);
         canvas.drawCircle(centerX, centerY, radius, paint);
       }
       if (doStroke(props, gradientMap)) {
         canvas.drawCircle(centerX, centerY, radius, paint);
       }
       popTransform();
     }
   } else if (!hidden && localName.equals("ellipse")) {
     Float centerX = getFloatAttr("cx", atts);
     Float centerY = getFloatAttr("cy", atts);
     Float radiusX = getFloatAttr("rx", atts);
     Float radiusY = getFloatAttr("ry", atts);
     if (centerX != null && centerY != null && radiusX != null && radiusY != null) {
       pushTransform(atts);
       Properties props = new Properties(atts);
       rect.set(centerX - radiusX, centerY - radiusY, centerX + radiusX, centerY + radiusY);
       if (doFill(props, gradientMap)) {
         doLimits(centerX - radiusX, centerY - radiusY);
         doLimits(centerX + radiusX, centerY + radiusY);
         canvas.drawOval(rect, paint);
       }
       if (doStroke(props, gradientMap)) {
         canvas.drawOval(rect, paint);
       }
       popTransform();
     }
   } else if (!hidden && (localName.equals("polygon") || localName.equals("polyline"))) {
     NumberParse numbers = getNumberParseAttr("points", atts);
     if (numbers != null) {
       Path p = new Path();
       ArrayList<Float> points = numbers.numbers;
       if (points.size() > 1) {
         pushTransform(atts);
         Properties props = new Properties(atts);
         p.moveTo(points.get(0), points.get(1));
         for (int i = 2; i < points.size(); i += 2) {
           float x = points.get(i);
           float y = points.get(i + 1);
           p.lineTo(x, y);
         }
         // Don't close a polyline
         if (localName.equals("polygon")) {
           p.close();
         }
         if (doFill(props, gradientMap)) {
           doLimits(p);
           canvas.drawPath(p, paint);
         }
         if (doStroke(props, gradientMap)) {
           canvas.drawPath(p, paint);
         }
         popTransform();
       }
     }
   } else if (!hidden && localName.equals("path")) {
     Path p = doPath(getStringAttr("d", atts));
     pushTransform(atts);
     Properties props = new Properties(atts);
     if (doFill(props, gradientMap)) {
       doLimits(p);
       canvas.drawPath(p, paint);
     }
     if (doStroke(props, gradientMap)) {
       canvas.drawPath(p, paint);
     }
     popTransform();
   } else if (!hidden) {
     //                Log.d(TAG, "UNRECOGNIZED SVG COMMAND: " + localName);
   }
 }
예제 #9
0
  /**
   * 自定义的方法,简单绘制一些基本图形
   *
   * @param mCanvas 把图形画在mCanvas上
   */
  public void canvasMethod(Canvas mCanvas) {

    // 创建对应坐标的矩形区域
    RectF mArc = new RectF(mX, mY - 70, mX + 50, mY - 20);
    // 画填充弧,在矩形区域内,从弧的最右边开始,画270度,然后再通过连接圆心来填充
    mCanvas.drawArc(mArc, 0, 270, true, mPaint);

    // 获得icon的Bitmap对象
    Bitmap mBitmap = Bitmap.createBitmap(100, 100, Bitmap.Config.ARGB_8888);
    // 画图片
    mCanvas.drawBitmap(mBitmap, mX, mY, mPaint);

    // 画圆,(x轴,y轴,半径,画笔)
    mCanvas.drawCircle(mX + 10, mY + 60, 10, mPaint);

    // 画一条线,(起点横坐标,起点纵坐标,终点横坐标,终点纵坐标,画笔)
    mCanvas.drawLine(mX, mY + 75, mX + 20, mY + 75, mPaint);
    // 画多条线,(坐标数组,画笔)坐标数组里每四个值构成一条线
    mCanvas.drawLines(
        new float[] {mX + 50, mY + 45, mX + 50, mY + 75, mX + 60, mY + 45, mX + 60, mY + 75},
        mPaint);

    // 创建对应矩形区域
    RectF mOval = new RectF(mX, mY + 80, mX + 60, mY + 110);
    // 画椭圆
    mCanvas.drawOval(mOval, mPaint);

    /*
     * Paint qPaint = new Paint(); qPaint.setColor(Color.RED);
     * mCanvas.drawPaint(qPaint);
     */

    // 重置Path里的所有路径
    mPath.reset();
    // 设置Path的起点
    mPath.moveTo(mX, mY + 120);
    // 第二个点
    mPath.lineTo(screenW - 10, mY + 120);
    // 第三个点
    mPath.lineTo(screenW - 10, mY + 150);
    // 画出路径,这里画的是三角形
    mCanvas.drawPath(mPath, mPaint);

    // 重置Path里的所有路径
    qPath.reset();
    // 设置Path的起点
    qPath.moveTo(qStartX, qStartY);
    // 设置贝塞尔曲线的控制点坐标和终点坐标
    qPath.quadTo(qControlX, qCOntrolY, qEndX, qEndY);
    // 画出贝塞尔曲线
    mCanvas.drawPath(qPath, qPaint);

    // 画点
    mCanvas.drawPoint(mX, mY + 155, qPaint);
    // 画多个点,坐标数组每两个值代表一个点的坐标
    mCanvas.drawPoints(new float[] {mX, mY + 160, mX + 5, mY + 160, mX + 5, mY + 160}, qPaint);

    // 画矩形
    mCanvas.drawRect(mX, mY + 170, mX + 100, mY + 220, mPaint);

    // 设置矩形区域
    RectF mRect = new RectF(mX, mY + 230, mX + 100, mY + 260);
    // 画圆角矩形,这个方法的第二第三个参数在后面有图讲解
    mCanvas.drawRoundRect(mRect, 10, 10, mPaint);

    // 画文本
    mCanvas.drawText("drawText", mX, mY + 290, mPaint);
    // 画文本,数组里每两个值代表文本的一个字符的坐标,数组的坐标可以比字符串里的字符多,但不可以少
    mCanvas.drawPosText(
        "哈哈你好",
        new float[] {mX, mY + 310, mX + 20, mY + 310, mX + 40, mY + 310, mX + 60, mY + 310},
        mPaint);

    // 重置Path
    tPath.reset();
    // 添加一个圆形路径,坐标,半径,方向(顺时针还是逆时针)
    tPath.addCircle(mX + 10, mY + 340, 10, Path.Direction.CW);
    // 画出路径
    mCanvas.drawPath(tPath, qPaint);
    // 把文本画在路径上,但不会画出路径
    mCanvas.drawTextOnPath("draw", tPath, 30, 0, mPaint);
  }
 @Override
 protected void onDraw(Canvas canvas) {
   super.onDraw(canvas);
   int radius = 0;
   int shadowColor = changeColorAlpha(mShadowColor, MIN_SHADOW_COLOR_ALPHA);
   long elapsed = System.currentTimeMillis() - mStartTime;
   switch (mState) {
     case StateNormal:
       shadowColor = changeColorAlpha(mShadowColor, MIN_SHADOW_COLOR_ALPHA);
       break;
     case StateTouchDown:
       ripplePaint.setAlpha(255);
       if (elapsed < ANIMATION_DURATION) {
         radius = Math.round(elapsed * getWidth() / 2 / ANIMATION_DURATION);
         float shadowAlpha =
             (MAX_SHADOW_COLOR_ALPHA - MIN_SHADOW_COLOR_ALPHA) * elapsed / ANIMATION_DURATION
                 + MIN_SHADOW_COLOR_ALPHA;
         shadowColor = changeColorAlpha(mShadowColor, shadowAlpha);
       } else {
         radius = getWidth() / 2;
         shadowColor = changeColorAlpha(mShadowColor, MAX_SHADOW_COLOR_ALPHA);
       }
       postInvalidate();
       break;
     case StateTouchUp:
       if (elapsed < ANIMATION_DURATION) {
         int alpha = Math.round((ANIMATION_DURATION - elapsed) * 255 / ANIMATION_DURATION);
         ripplePaint.setAlpha(alpha);
         radius = getWidth() / 2 + Math.round(elapsed * getWidth() / 2 / ANIMATION_DURATION);
         float shadowAlpha =
             (MAX_SHADOW_COLOR_ALPHA - MIN_SHADOW_COLOR_ALPHA)
                     * (ANIMATION_DURATION - elapsed)
                     / ANIMATION_DURATION
                 + MIN_SHADOW_COLOR_ALPHA;
         shadowColor = changeColorAlpha(mShadowColor, shadowAlpha);
       } else {
         mState = StateNormal;
         radius = 0;
         ripplePaint.setAlpha(0);
         shadowColor = changeColorAlpha(mShadowColor, MIN_SHADOW_COLOR_ALPHA);
       }
       postInvalidate();
       break;
   }
   backgroundPaint.setShadowLayer(mShadowRadius, mShadowOffsetX, mShadowOffsetY, shadowColor);
   canvas.drawRoundRect(getRectF(), mCornerRadius, mCornerRadius, backgroundPaint);
   canvas.save();
   if (mState == StateTouchDown || mState == StateTouchUp) {
     if (rippleClipPath == null) {
       rippleClipPath = new Path();
       rippleClipPath.addRoundRect(getRectF(), mCornerRadius, mCornerRadius, Path.Direction.CW);
     }
     canvas.clipPath(rippleClipPath);
   }
   canvas.drawCircle(mTouchPoint.x, mTouchPoint.y, radius, ripplePaint);
   canvas.restore();
   if (mText != null && mText.length() > 0) {
     int y = (int) (getHeight() / 2 - ((textPaint.descent() + textPaint.ascent()) / 2));
     canvas.drawText(mText.toString(), getWidth() / 2, y, textPaint);
   }
 }
예제 #11
0
  @Override
  protected void onDraw(Canvas canvas) {

    if (layout == null) {
      requestLayout();
      return;
    }

    if (description == null) {
      return;
    }

    if (needNewUpdateTyping) {
      updateTyping();
    }

    if (layout.isEncrypted) {
      bounds(secureIcon, layout.layoutEncryptedLeft, layout.layoutEncryptedTop);
      secureIcon.draw(canvas);
    }

    if (layout.titleLayout != null) {
      canvas.save();
      canvas.translate(layout.layoutTitleLeft, layout.layoutTitleLayoutTop);
      layout.titleLayout.draw(canvas);
      canvas.restore();
    } else if (layout.titleString != null) {
      TextPaint paint =
          layout.isEncrypted
              ? titleEncryptedPaint
              : (layout.isHighlighted ? titleHighlightPaint : titlePaint);
      canvas.drawText(layout.titleString, layout.layoutTitleLeft, layout.layoutTitleTop, paint);
    }

    if (state != MessageState.FAILURE && description.getSenderId() == currentUserUid) {
      switch (state) {
        default:
        case MessageState.PENDING:
          bound(statePending, layout.layoutClockLeft, layout.layoutClockTop);
          statePending.draw(canvas);
          break;
        case MessageState.SENT:
          bound(stateSent, layout.layoutStateLeft, layout.layoutStateTop);
          stateSent.draw(canvas);
          break;
        case MessageState.READED:
          bound(stateSent, layout.layoutStateLeftDouble, layout.layoutStateTop);
          stateSent.draw(canvas);
          bound(stateHalfCheck, layout.layoutStateLeft, layout.layoutStateTop);
          stateHalfCheck.draw(canvas);
          break;
      }
    }

    TextPaint timePaint =
        HIGHLIGHT_UNDEAD ? (layout.isUnreadIn ? unreadClockPaint : readClockPaint) : readClockPaint;
    canvas.drawText(layout.time, layout.layoutTimeLeft, layout.layoutTimeTop, timePaint);

    if (typingLayout != null) {
      canvas.save();
      canvas.translate(layout.layoutMainLeft, layout.layoutMainContentTop);
      typingLayout.draw(canvas);
      canvas.restore();
    } else if (layout.bodyLayout != null) {
      canvas.save();
      canvas.translate(layout.layoutMainLeft, layout.layoutMainContentTop);
      layout.bodyLayout.draw(canvas);
      canvas.restore();
    } else if (layout.bodyString != null) {
      //            canvas.save();
      //            canvas.translate(layout.layoutMainLeft, layout.layoutMainTop);
      //            layout.bodyLayout.draw(canvas);
      //            canvas.restore();
      canvas.drawText(layout.bodyString, layout.layoutMainLeft, layout.layoutMainTop, bodyPaint);
    }

    if (avatarHolder != null) {
      long time = SystemClock.uptimeMillis() - avatarAppearTime;
      if (time > AVATAR_FADE_TIME || !AVATAR_FADE) {
        avatarPaint.setAlpha(255);
        canvas.drawBitmap(
            avatarHolder.getBitmap(), layout.layoutAvatarLeft, layout.layoutAvatarTop, avatarPaint);
      } else {
        drawPlaceHolder(canvas);

        float alpha = time / (float) AVATAR_FADE_TIME;
        avatarPaint.setAlpha((int) (255 * alpha));
        canvas.drawBitmap(
            avatarHolder.getBitmap(), layout.layoutAvatarLeft, layout.layoutAvatarTop, avatarPaint);

        inavalidateForAnimation();
      }
    } else {
      drawPlaceHolder(canvas);
    }

    if (description.isErrorState()
        || (state == MessageState.FAILURE && description.getSenderId() == currentUserUid)) {
      bound(stateFailure, layout.layoutMarkLeft, layout.layoutMarkTop);
      stateFailure.draw(canvas);
    } else if (description.getUnreadCount() > 0) {
      canvas.drawRoundRect(
          layout.layoutMarkRect, layout.layoutMarkRadius, layout.layoutMarkRadius, counterPaint);
      canvas.drawText(
          layout.unreadCountText,
          layout.layoutMarkLeft + layout.layoutMarkTextLeft,
          layout.layoutMarkTextTop,
          counterTitlePaint);
    }
  }