List of usage examples for android.graphics Path Path
public Path()
From source file:org.mdc.chess.ChessBoard.java
private void drawMoveHints(Canvas canvas) { if ((moveHints == null) || blindMode) { return;// ww w. j a va 2s.c om } float h = (float) (sqSize / 2.0); float d = (float) (sqSize / 8.0); double v = 35 * Math.PI / 180; double cosv = Math.cos(v); double sinv = Math.sin(v); double tanv = Math.tan(v); int n = Math.min(moveMarkPaint.size(), moveHints.size()); for (int i = 0; i < n; i++) { Move m = moveHints.get(i); if ((m == null) || (m.from == m.to)) { continue; } float x0 = getXCrd(Position.getX(m.from)) + h; float y0 = getYCrd(Position.getY(m.from)) + h; float x1 = getXCrd(Position.getX(m.to)) + h; float y1 = getYCrd(Position.getY(m.to)) + h; float x2 = (float) (Math.hypot(x1 - x0, y1 - y0) + d); float y2 = 0; float x3 = (float) (x2 - h * cosv); float y3 = (float) (y2 - h * sinv); float x4 = (float) (x3 - d * sinv); float y4 = (float) (y3 + d * cosv); float x5 = (float) (x4 + (-d / 2 - y4) / tanv); float y5 = -d / 2; float x6 = 0; float y6 = y5 / 2; Path path = new Path(); path.moveTo(x2, y2); path.lineTo(x3, y3); // path.lineTo(x4, y4); path.lineTo(x5, y5); path.lineTo(x6, y6); path.lineTo(x6, -y6); path.lineTo(x5, -y5); // path.lineTo(x4, -y4); path.lineTo(x3, -y3); path.close(); Matrix mtx = new Matrix(); mtx.postRotate((float) (Math.atan2(y1 - y0, x1 - x0) * 180 / Math.PI)); mtx.postTranslate(x0, y0); path.transform(mtx); Paint p = moveMarkPaint.get(i); canvas.drawPath(path, p); } }
From source file:com.sinyuk.jianyimaterial.widgets.FloatingToolbar.java
@TargetApi(21) private void showLollipopImpl() { int rootWidth = mRoot.getWidth(); float endFabX; float controlX; if (mFabOriginalX > rootWidth / 2f) { endFabX = rootWidth / 2f + (mFabOriginalX - rootWidth / 2f) / 4f; controlX = mFabOriginalX * 0.98f; } else {//from w ww.j a v a 2s . com endFabX = rootWidth / 2f - (mFabOriginalX - rootWidth / 2f) / 4f; controlX = mFabOriginalX * 1.02f; } /** * Animate FAB movement */ final Path path = new Path(); path.moveTo(mFab.getX(), mFab.getY()); final float x2 = controlX; final float y2 = getY(); path.quadTo(x2, y2, endFabX, getY()); ObjectAnimator anim = ObjectAnimator.ofFloat(mFab, View.X, View.Y, path); anim.setInterpolator(new AccelerateDecelerateInterpolator()); anim.setDuration(FAB_MORPH_DURATION); anim.start(); /** * Fade FAB drawable */ Drawable drawable = mFab.getDrawable(); if (drawable != null) { anim = ObjectAnimator.ofPropertyValuesHolder(drawable, PropertyValuesHolder.ofInt("alpha", 0)); anim.setInterpolator(new AccelerateDecelerateInterpolator()); anim.setDuration((long) (FAB_MORPH_DURATION / 3f)); anim.start(); } /** * Animate FAB elevation to 8dp */ anim = ObjectAnimator.ofFloat(mFab, View.TRANSLATION_Z, dpToPixels(2)); anim.setInterpolator(new AccelerateDecelerateInterpolator()); anim.setDuration(FAB_MORPH_DURATION); anim.start(); /** * Create circular reveal */ Animator toolbarReveal = ViewAnimationUtils.createCircularReveal(this, getWidth() / 2, getHeight() / 2, (float) mFab.getWidth() / 2f, (float) (Math.hypot(getWidth() / 2, getHeight() / 2))); toolbarReveal.setDuration(CIRCULAR_REVEAL_DURATION); toolbarReveal.setTarget(this); toolbarReveal.addListener(new AnimatorListenerAdapter() { @Override public void onAnimationStart(Animator animation) { super.onAnimationStart(animation); mFab.setVisibility(View.INVISIBLE); setVisibility(View.VISIBLE); } @Override public void onAnimationEnd(Animator animation) { super.onAnimationEnd(animation); mMorphing = false; } }); toolbarReveal.setInterpolator(new AccelerateInterpolator()); toolbarReveal.setStartDelay(CIRCULAR_REVEAL_DELAY); toolbarReveal.start(); /** * Animate FloatingToolbar elevation to 8dp */ anim = ObjectAnimator.ofFloat(this, View.TRANSLATION_Z, dpToPixels(2)); anim.setDuration(CIRCULAR_REVEAL_DURATION); anim.setStartDelay(CIRCULAR_REVEAL_DELAY); anim.start(); }
From source file:com.viewpagerindicator.TitlePageIndicator.java
@Override protected void onDraw(Canvas canvas) { super.onDraw(canvas); if (mViewPager == null) { return;//from w ww . j a va 2 s . c o m } final int count = mViewPager.getAdapter().getCount(); if (count == 0) { return; } //Calculate views bounds ArrayList<RectF> bounds = calculateAllBounds(mPaintText); //Make sure we're on a page that still exists if (mCurrentPage >= bounds.size()) { setCurrentItem(bounds.size() - 1); } final int countMinusOne = count - 1; final float halfWidth = getWidth() / 2f; final int left = getLeft(); final float leftClip = left + mClipPadding; final int width = getWidth(); final int height = getHeight(); final int right = left + width; final float rightClip = right - mClipPadding; int page = mCurrentPage; float offsetPercent; if (mCurrentOffset <= halfWidth) { offsetPercent = 1.0f * mCurrentOffset / width; } else { page += 1; offsetPercent = 1.0f * (width - mCurrentOffset) / width; } final boolean currentSelected = (offsetPercent <= SELECTION_FADE_PERCENTAGE); final boolean currentBold = (offsetPercent <= BOLD_FADE_PERCENTAGE); final float selectedPercent = (SELECTION_FADE_PERCENTAGE - offsetPercent) / SELECTION_FADE_PERCENTAGE; //Verify if the current view must be clipped to the screen RectF curPageBound = bounds.get(mCurrentPage); float curPageWidth = curPageBound.right - curPageBound.left; if (curPageBound.left < leftClip) { //Try to clip to the screen (left side) clipViewOnTheLeft(curPageBound, curPageWidth, left); } if (curPageBound.right > rightClip) { //Try to clip to the screen (right side) clipViewOnTheRight(curPageBound, curPageWidth, right); } //Left views starting from the current position if (mCurrentPage > 0) { for (int i = mCurrentPage - 1; i >= 0; i--) { RectF bound = bounds.get(i); //Is left side is outside the screen if (bound.left < leftClip) { float w = bound.right - bound.left; //Try to clip to the screen (left side) clipViewOnTheLeft(bound, w, left); //Except if there's an intersection with the right view RectF rightBound = bounds.get(i + 1); //Intersection if (bound.right + mTitlePadding > rightBound.left) { bound.left = rightBound.left - w - mTitlePadding; bound.right = bound.left + w; } } } } //Right views starting from the current position if (mCurrentPage < countMinusOne) { for (int i = mCurrentPage + 1; i < count; i++) { RectF bound = bounds.get(i); //If right side is outside the screen if (bound.right > rightClip) { float w = bound.right - bound.left; //Try to clip to the screen (right side) clipViewOnTheRight(bound, w, right); //Except if there's an intersection with the left view RectF leftBound = bounds.get(i - 1); //Intersection if (bound.left - mTitlePadding < leftBound.right) { bound.left = leftBound.right + mTitlePadding; bound.right = bound.left + w; } } } } //Now draw views for (int i = 0; i < count; i++) { //Get the title RectF bound = bounds.get(i); //Only if one side is visible if ((bound.left > left && bound.left < right) || (bound.right > left && bound.right < right)) { final boolean currentPage = (i == page); //Only set bold if we are within bounds mPaintText.setFakeBoldText(currentPage && currentBold && mBoldText); //Draw text as unselected mPaintText.setColor(mColorText); canvas.drawText(mTitleProvider.getTitle(i), bound.left, bound.bottom + mTopPadding, mPaintText); //If we are within the selected bounds draw the selected text if (currentPage && currentSelected) { mPaintText.setColor(mColorSelected); mPaintText.setAlpha((int) ((mColorSelected >>> 24) * selectedPercent)); canvas.drawText(mTitleProvider.getTitle(i), bound.left, bound.bottom + mTopPadding, mPaintText); } } } //Draw the footer line mPath = new Path(); mPath.moveTo(0, height - mFooterLineHeight / 2f); mPath.lineTo(width, height - mFooterLineHeight / 2f); mPath.close(); canvas.drawPath(mPath, mPaintFooterLine); switch (mFooterIndicatorStyle) { case Triangle: mPath = new Path(); mPath.moveTo(halfWidth, height - mFooterLineHeight - mFooterIndicatorHeight); mPath.lineTo(halfWidth + mFooterIndicatorHeight, height - mFooterLineHeight); mPath.lineTo(halfWidth - mFooterIndicatorHeight, height - mFooterLineHeight); mPath.close(); canvas.drawPath(mPath, mPaintFooterIndicator); break; case Underline: if (!currentSelected) { break; } RectF underlineBounds = bounds.get(page); mPath = new Path(); mPath.moveTo(underlineBounds.left - mFooterIndicatorUnderlinePadding, height - mFooterLineHeight); mPath.lineTo(underlineBounds.right + mFooterIndicatorUnderlinePadding, height - mFooterLineHeight); mPath.lineTo(underlineBounds.right + mFooterIndicatorUnderlinePadding, height - mFooterLineHeight - mFooterIndicatorHeight); mPath.lineTo(underlineBounds.left - mFooterIndicatorUnderlinePadding, height - mFooterLineHeight - mFooterIndicatorHeight); mPath.close(); mPaintFooterIndicator.setAlpha((int) (0xFF * selectedPercent)); canvas.drawPath(mPath, mPaintFooterIndicator); mPaintFooterIndicator.setAlpha(0xFF); break; } }
From source file:de.uni_weimar.mheinz.androidtouchscope.display.ScopeView.java
private int updatePath(Path path, WaveData waveData) { int retValue = -1; if (waveData == null || waveData.data == null || waveData.data.length == 0) { path.rewind();// w ww. j ava 2s . co m return retValue; } retValue = 0; int length = Math.min(BaseScope.SAMPLE_LENGTH, waveData.data.length) - 10; float widthRatio = (float) (mContentWidth) / (length * DISPLAY_RATIO); double vScale = waveData.voltageScale; if (vScale == 0) vScale = 1.0f; Path newPath = new Path(); double point = manipulatePoint(waveData.voltageOffset, vScale, waveData.data[10]); float j = -(length * (1 - DISPLAY_RATIO)) / 2; newPath.moveTo(j++ * widthRatio, (float) point); for (int i = 11; i < waveData.data.length; ++i, ++j) { point = manipulatePoint(waveData.voltageOffset, vScale, waveData.data[i]); newPath.lineTo(j * widthRatio, (float) point); } if (new PathMeasure(path, false).getLength() == 0) { path.set(newPath); return retValue; } if (mChangeDelay <= 0) { path.set(newPath); retValue = 1; } else { mChangeDelay--; } return retValue; }
From source file:com.alibaba.akita.widget.TitlePageIndicator.java
@Override protected void onDraw(Canvas canvas) { super.onDraw(canvas); if (mViewPager == null) { return;/*from w w w . j av a2s .c o m*/ } final int count = mViewPager.getAdapter().getCount(); if (count == 0) { return; } //Calculate views bounds ArrayList<RectF> bounds = calculateAllBounds(mPaintText); final int boundsSize = bounds.size(); //Make sure we're on a page that still exists if (mCurrentPage >= boundsSize) { setCurrentItem(boundsSize - 1); return; } final int countMinusOne = count - 1; final float halfWidth = getWidth() / 2f; final int left = getLeft(); final float leftClip = left + mClipPadding; final int width = getWidth(); final int height = getHeight(); final int right = left + width; final float rightClip = right - mClipPadding; int page = mCurrentPage; float offsetPercent; if (mCurrentOffset <= halfWidth) { offsetPercent = 1.0f * mCurrentOffset / width; } else { page += 1; offsetPercent = 1.0f * (width - mCurrentOffset) / width; } final boolean currentSelected = (offsetPercent <= SELECTION_FADE_PERCENTAGE); final boolean currentBold = (offsetPercent <= BOLD_FADE_PERCENTAGE); final float selectedPercent = (SELECTION_FADE_PERCENTAGE - offsetPercent) / SELECTION_FADE_PERCENTAGE; //Verify if the current view must be clipped to the screen RectF curPageBound = bounds.get(mCurrentPage); float curPageWidth = curPageBound.right - curPageBound.left; if (curPageBound.left < leftClip) { //Try to clip to the screen (left side) clipViewOnTheLeft(curPageBound, curPageWidth, left); } if (curPageBound.right > rightClip) { //Try to clip to the screen (right side) clipViewOnTheRight(curPageBound, curPageWidth, right); } //Left views starting from the current position if (mCurrentPage > 0) { for (int i = mCurrentPage - 1; i >= 0; i--) { RectF bound = bounds.get(i); //Is left side is outside the screen if (bound.left < leftClip) { float w = bound.right - bound.left; //Try to clip to the screen (left side) clipViewOnTheLeft(bound, w, left); //Except if there's an intersection with the right view RectF rightBound = bounds.get(i + 1); //Intersection if (bound.right + mTitlePadding > rightBound.left) { bound.left = rightBound.left - w - mTitlePadding; bound.right = bound.left + w; } } } } //Right views starting from the current position if (mCurrentPage < countMinusOne) { for (int i = mCurrentPage + 1; i < count; i++) { RectF bound = bounds.get(i); //If right side is outside the screen if (bound.right > rightClip) { float w = bound.right - bound.left; //Try to clip to the screen (right side) clipViewOnTheRight(bound, w, right); //Except if there's an intersection with the left view RectF leftBound = bounds.get(i - 1); //Intersection if (bound.left - mTitlePadding < leftBound.right) { bound.left = leftBound.right + mTitlePadding; bound.right = bound.left + w; } } } } //Now draw views int colorTextAlpha = mColorText >>> 24; for (int i = 0; i < count; i++) { //Get the title RectF bound = bounds.get(i); //Only if one side is visible if ((bound.left > left && bound.left < right) || (bound.right > left && bound.right < right)) { final boolean currentPage = (i == page); //Only set bold if we are within bounds mPaintText.setFakeBoldText(currentPage && currentBold && mBoldText); //Draw text as unselected mPaintText.setColor(mColorText); if (currentPage && currentSelected) { //Fade out/in unselected text as the selected text fades in/out mPaintText.setAlpha(colorTextAlpha - (int) (colorTextAlpha * selectedPercent)); } canvas.drawText(mTitleProvider.getTitle(i), bound.left, bound.bottom + mTopPadding, mPaintText); //If we are within the selected bounds draw the selected text if (currentPage && currentSelected) { mPaintText.setColor(mColorSelected); mPaintText.setAlpha((int) ((mColorSelected >>> 24) * selectedPercent)); canvas.drawText(mTitleProvider.getTitle(i), bound.left, bound.bottom + mTopPadding, mPaintText); } } } //Draw the footer line mPath = new Path(); mPath.moveTo(0, height - mFooterLineHeight / 2f); mPath.lineTo(width, height - mFooterLineHeight / 2f); mPath.close(); canvas.drawPath(mPath, mPaintFooterLine); switch (mFooterIndicatorStyle) { case Triangle: mPath = new Path(); mPath.moveTo(halfWidth, height - mFooterLineHeight - mFooterIndicatorHeight); mPath.lineTo(halfWidth + mFooterIndicatorHeight, height - mFooterLineHeight); mPath.lineTo(halfWidth - mFooterIndicatorHeight, height - mFooterLineHeight); mPath.close(); canvas.drawPath(mPath, mPaintFooterIndicator); break; case Underline: if (!currentSelected || page >= boundsSize) { break; } RectF underlineBounds = bounds.get(page); mPath = new Path(); mPath.moveTo(underlineBounds.left - mFooterIndicatorUnderlinePadding, height - mFooterLineHeight); mPath.lineTo(underlineBounds.right + mFooterIndicatorUnderlinePadding, height - mFooterLineHeight); mPath.lineTo(underlineBounds.right + mFooterIndicatorUnderlinePadding, height - mFooterLineHeight - mFooterIndicatorHeight); mPath.lineTo(underlineBounds.left - mFooterIndicatorUnderlinePadding, height - mFooterLineHeight - mFooterIndicatorHeight); mPath.close(); mPaintFooterIndicator.setAlpha((int) (0xFF * selectedPercent)); canvas.drawPath(mPath, mPaintFooterIndicator); mPaintFooterIndicator.setAlpha(0xFF); break; } }
From source file:com.icloud.listenbook.base.view.viewpagerindicator.FixedTitlePageIndicator.java
private void onDrawIsFixedTitle(Canvas canvas) { // // w w w . j av a 2 s .com bounds = calculateFixedAllBounds(mPaintText); // final int count = mViewPager.getAdapter().getCount(); final float unitNum = (count > 3 ? 4f : count); final float halfWidth = getWidth() / 2f; final float unitWidth = getWidth() / unitNum; final int left = getLeft(); final int width = getWidth(); final int height = getHeight(); final int right = left + width; int page = mCurrentPage; float offsetPercent; if (mCurrentOffset <= halfWidth) { offsetPercent = 1.0f * mCurrentOffset / width; } else { page += 1; offsetPercent = 1.0f * (width - mCurrentOffset) / width; } final float mOffset = unitWidth * (1.0f * mCurrentOffset / width); final boolean currentSelected = (offsetPercent <= SELECTION_FADE_PERCENTAGE); final boolean currentBold = (offsetPercent <= BOLD_FADE_PERCENTAGE); final float selectedPercent = (0.5f - offsetPercent) / 0.5f; // RectF curPageBound = bounds.get(mCurrentPage); final float curPageW = curPageBound.right - curPageBound.left; // Now draw views for (int i = 0; i < count; i++) { // Get the title RectF bound = bounds.get(i); // Only if one side is visible if ((bound.left > left && bound.left < right) || (bound.right > left && bound.right < right)) { final boolean currentPage = (i == page); // Only set bold if we are within bounds mPaintText.setFakeBoldText(currentPage && currentBold && mBoldText); // Draw text as unselected mPaintText.setColor(mColorText); canvas.drawText(mTitleProvider.getPageTitle(i).toString(), bound.left, bound.bottom + mTopPadding, mPaintText); // if (currentPage && currentSelected) { mPaintText.setColor(mColorSelected); mPaintText.setAlpha((int) ((mColorSelected >>> 24) * selectedPercent)); canvas.drawText(mTitleProvider.getPageTitle(i).toString(), bound.left, bound.bottom + mTopPadding, mPaintText); } } } // mPath = new Path(); mPath.moveTo(0, height - mFooterLineHeight / 2f); mPath.lineTo(width, height - mFooterLineHeight / 2f); mPath.close(); canvas.drawPath(mPath, mPaintFooterLine); switch (mFooterIndicatorStyle) { case Triangle: { float TriangleLetf = curPageBound.left + +(curPageBound.right - curPageBound.left) / 2; TriangleLetf += mOffset; mPath = new Path(); mPath.moveTo(TriangleLetf, height - mFooterLineHeight - mFooterIndicatorHeight); mPath.lineTo(TriangleLetf + mFooterIndicatorHeight, height - mFooterLineHeight); mPath.lineTo(TriangleLetf - mFooterIndicatorHeight, height - mFooterLineHeight); mPath.close(); mPaintFooterIndicator.setAlpha((int) (0xFF * selectedPercent)); canvas.drawPath(mPath, mPaintFooterIndicator); mPaintFooterIndicator.setAlpha(0xFF); break; } case Underline: { int index = (int) (curPageBound.left / unitWidth); final float TriangleLetf = unitWidth * index + mOffset + mFooterIndicatorUnderlinePadding; final float TriangleRight = unitWidth * index + mOffset + unitWidth - mFooterIndicatorUnderlinePadding; mPath = new Path(); mPath.moveTo(TriangleLetf, height - mFooterLineHeight); mPath.lineTo(TriangleRight, height - mFooterLineHeight); mPath.lineTo(TriangleRight, height - mFooterLineHeight - mFooterIndicatorHeight); mPath.lineTo(TriangleLetf, height - mFooterLineHeight - mFooterIndicatorHeight); mPath.close(); mPaintFooterIndicator.setAlpha((int) (0xFF * selectedPercent)); canvas.drawPath(mPath, mPaintFooterIndicator); mPaintFooterIndicator.setAlpha(0xFF); break; } } }
From source file:at.ac.uniklu.mobile.sportal.ui.viewpagerindicator.TitlePageIndicator.java
@Override protected void onDraw(Canvas canvas) { super.onDraw(canvas); if (mViewPager == null) { return;//from w w w . ja va2 s. co m } final int count = mViewPager.getAdapter().getCount(); if (count == 0) { return; } //Calculate views bounds ArrayList<RectF> bounds = calculateAllBounds(mPaintText); //Make sure we're on a page that still exists if (mCurrentPage >= bounds.size()) { setCurrentItem(bounds.size() - 1); } final int countMinusOne = count - 1; final float halfWidth = getWidth() / 2f; final int left = getLeft(); final float leftClip = left + mClipPadding; final int width = getWidth(); final int height = getHeight(); final int right = left + width; final float rightClip = right - mClipPadding; int page = mCurrentPage; float offsetPercent; if (mCurrentOffset <= halfWidth) { offsetPercent = 1.0f * mCurrentOffset / width; } else { page += 1; offsetPercent = 1.0f * (width - mCurrentOffset) / width; } final boolean currentSelected = (offsetPercent <= SELECTION_FADE_PERCENTAGE); final boolean currentBold = (offsetPercent <= BOLD_FADE_PERCENTAGE); final float selectedPercent = (SELECTION_FADE_PERCENTAGE - offsetPercent) / SELECTION_FADE_PERCENTAGE; //Verify if the current view must be clipped to the screen RectF curPageBound = bounds.get(mCurrentPage); float curPageWidth = curPageBound.right - curPageBound.left; if (curPageBound.left < leftClip) { //Try to clip to the screen (left side) clipViewOnTheLeft(curPageBound, curPageWidth, left); } if (curPageBound.right > rightClip) { //Try to clip to the screen (right side) clipViewOnTheRight(curPageBound, curPageWidth, right); } //Left views starting from the current position if (mCurrentPage > 0) { for (int i = mCurrentPage - 1; i >= 0; i--) { RectF bound = bounds.get(i); //Is left side is outside the screen if (bound.left < leftClip) { float w = bound.right - bound.left; //Try to clip to the screen (left side) clipViewOnTheLeft(bound, w, left); //Except if there's an intersection with the right view RectF rightBound = bounds.get(i + 1); //Intersection if (bound.right + mTitlePadding > rightBound.left) { bound.left = rightBound.left - w - mTitlePadding; bound.right = bound.left + w; } } } } //Right views starting from the current position if (mCurrentPage < countMinusOne) { for (int i = mCurrentPage + 1; i < count; i++) { RectF bound = bounds.get(i); //If right side is outside the screen if (bound.right > rightClip) { float w = bound.right - bound.left; //Try to clip to the screen (right side) clipViewOnTheRight(bound, w, right); //Except if there's an intersection with the left view RectF leftBound = bounds.get(i - 1); //Intersection if (bound.left - mTitlePadding < leftBound.right) { bound.left = leftBound.right + mTitlePadding; bound.right = bound.left + w; } } } } //Now draw views int colorTextAlpha = mColorText >>> 24; for (int i = 0; i < count; i++) { //Get the title RectF bound = bounds.get(i); //Only if one side is visible if ((bound.left > left && bound.left < right) || (bound.right > left && bound.right < right)) { final boolean currentPage = (i == page); //Only set bold if we are within bounds mPaintText.setFakeBoldText(currentPage && currentBold && mBoldText); //Draw text as unselected mPaintText.setColor(mColorText); if (currentPage && currentSelected) { //Fade out/in unselected text as the selected text fades in/out mPaintText.setAlpha(colorTextAlpha - (int) (colorTextAlpha * selectedPercent)); } canvas.drawText(mTitleProvider.getTitle(i), bound.left, bound.bottom + mTopPadding, mPaintText); //If we are within the selected bounds draw the selected text if (currentPage && currentSelected) { mPaintText.setColor(mColorSelected); mPaintText.setAlpha((int) ((mColorSelected >>> 24) * selectedPercent)); canvas.drawText(mTitleProvider.getTitle(i), bound.left, bound.bottom + mTopPadding, mPaintText); } } } //Draw the footer line mPath = new Path(); mPath.moveTo(0, height - mFooterLineHeight / 2f); mPath.lineTo(width, height - mFooterLineHeight / 2f); mPath.close(); canvas.drawPath(mPath, mPaintFooterLine); switch (mFooterIndicatorStyle) { case Triangle: mPath = new Path(); mPath.moveTo(halfWidth, height - mFooterLineHeight - mFooterIndicatorHeight); mPath.lineTo(halfWidth + mFooterIndicatorHeight, height - mFooterLineHeight); mPath.lineTo(halfWidth - mFooterIndicatorHeight, height - mFooterLineHeight); mPath.close(); canvas.drawPath(mPath, mPaintFooterIndicator); break; case Underline: if (!currentSelected) { break; } RectF underlineBounds = bounds.get(page); mPath = new Path(); mPath.moveTo(underlineBounds.left - mFooterIndicatorUnderlinePadding, height - mFooterLineHeight); mPath.lineTo(underlineBounds.right + mFooterIndicatorUnderlinePadding, height - mFooterLineHeight); mPath.lineTo(underlineBounds.right + mFooterIndicatorUnderlinePadding, height - mFooterLineHeight - mFooterIndicatorHeight); mPath.lineTo(underlineBounds.left - mFooterIndicatorUnderlinePadding, height - mFooterLineHeight - mFooterIndicatorHeight); mPath.close(); mPaintFooterIndicator.setAlpha((int) (0xFF * selectedPercent)); canvas.drawPath(mPath, mPaintFooterIndicator); mPaintFooterIndicator.setAlpha(0xFF); break; } }
From source file:com.progekt.webtools.viewpagerindicator.TitlePageIndicator.java
protected void onDraw(Canvas canvas) { super.onDraw(canvas); if (mViewPager == null) { return;/*w w w .j av a2s. co m*/ } final int count = mViewPager.getAdapter().getCount(); if (count == 0) { return; } //Calculate views bounds ArrayList<RectF> bounds = calculateAllBounds(mPaintText); final int boundsSize = bounds.size(); //Make sure we're on a page that still exists if (mCurrentPage >= boundsSize) { setCurrentItem(boundsSize - 1); return; } final int countMinusOne = count - 1; final float halfWidth = getWidth() / 2f; final int left = getLeft(); final float leftClip = left + mClipPadding; final int width = getWidth(); final int height = getHeight(); final int right = left + width; final float rightClip = right - mClipPadding; int page = mCurrentPage; float offsetPercent; if (mCurrentOffset <= halfWidth) { offsetPercent = 1.0f * mCurrentOffset / width; } else { page += 1; offsetPercent = 1.0f * (width - mCurrentOffset) / width; } final boolean currentSelected = (offsetPercent <= SELECTION_FADE_PERCENTAGE); final boolean currentBold = (offsetPercent <= BOLD_FADE_PERCENTAGE); final float selectedPercent = (SELECTION_FADE_PERCENTAGE - offsetPercent) / SELECTION_FADE_PERCENTAGE; //Verify if the current view must be clipped to the screen RectF curPageBound = bounds.get(mCurrentPage); float curPageWidth = curPageBound.right - curPageBound.left; if (curPageBound.left < leftClip) { //Try to clip to the screen (left side) clipViewOnTheLeft(curPageBound, curPageWidth, left); } if (curPageBound.right > rightClip) { //Try to clip to the screen (right side) clipViewOnTheRight(curPageBound, curPageWidth, right); } //Left views starting from the current position if (mCurrentPage > 0) { for (int i = mCurrentPage - 1; i >= 0; i--) { RectF bound = bounds.get(i); //Is left side is outside the screen if (bound.left < leftClip) { float w = bound.right - bound.left; //Try to clip to the screen (left side) clipViewOnTheLeft(bound, w, left); //Except if there's an intersection with the right view RectF rightBound = bounds.get(i + 1); //Intersection if (bound.right + mTitlePadding > rightBound.left) { bound.left = rightBound.left - w - mTitlePadding; bound.right = bound.left + w; } } } } //Right views starting from the current position if (mCurrentPage < countMinusOne) { for (int i = mCurrentPage + 1; i < count; i++) { RectF bound = bounds.get(i); //If right side is outside the screen if (bound.right > rightClip) { float w = bound.right - bound.left; //Try to clip to the screen (right side) clipViewOnTheRight(bound, w, right); //Except if there's an intersection with the left view RectF leftBound = bounds.get(i - 1); //Intersection if (bound.left - mTitlePadding < leftBound.right) { bound.left = leftBound.right + mTitlePadding; bound.right = bound.left + w; } } } } //Now draw views int colorTextAlpha = mColorText >>> 24; for (int i = 0; i < count; i++) { //Get the title RectF bound = bounds.get(i); //Only if one side is visible if ((bound.left > left && bound.left < right) || (bound.right > left && bound.right < right)) { final boolean currentPage = (i == page); //Only set bold if we are within bounds mPaintText.setFakeBoldText(currentPage && currentBold && mBoldText); //Draw text as unselected mPaintText.setColor(mColorText); if (currentPage && currentSelected) { //Fade out/in unselected text as the selected text fades in/out mPaintText.setAlpha(colorTextAlpha - (int) (colorTextAlpha * selectedPercent)); } canvas.drawText(mTitleProvider.getTitle(i), bound.left, bound.bottom + mTopPadding, mPaintText); //If we are within the selected bounds draw the selected text if (currentPage && currentSelected) { mPaintText.setColor(mColorSelected); mPaintText.setAlpha((int) ((mColorSelected >>> 24) * selectedPercent)); canvas.drawText(mTitleProvider.getTitle(i), bound.left, bound.bottom + mTopPadding, mPaintText); } } } //Draw the footer line mPath = new Path(); mPath.moveTo(0, height - mFooterLineHeight / 2f); mPath.lineTo(width, height - mFooterLineHeight / 2f); mPath.close(); canvas.drawPath(mPath, mPaintFooterLine); switch (mFooterIndicatorStyle) { case Triangle: mPath = new Path(); mPath.moveTo(halfWidth, height - mFooterLineHeight - mFooterIndicatorHeight); mPath.lineTo(halfWidth + mFooterIndicatorHeight, height - mFooterLineHeight); mPath.lineTo(halfWidth - mFooterIndicatorHeight, height - mFooterLineHeight); mPath.close(); canvas.drawPath(mPath, mPaintFooterIndicator); break; case Underline: if (!currentSelected || page >= boundsSize) { break; } RectF underlineBounds = bounds.get(page); mPath = new Path(); mPath.moveTo(underlineBounds.left - mFooterIndicatorUnderlinePadding, height - mFooterLineHeight); mPath.lineTo(underlineBounds.right + mFooterIndicatorUnderlinePadding, height - mFooterLineHeight); mPath.lineTo(underlineBounds.right + mFooterIndicatorUnderlinePadding, height - mFooterLineHeight - mFooterIndicatorHeight); mPath.lineTo(underlineBounds.left - mFooterIndicatorUnderlinePadding, height - mFooterLineHeight - mFooterIndicatorHeight); mPath.close(); mPaintFooterIndicator.setAlpha((int) (0xFF * selectedPercent)); canvas.drawPath(mPath, mPaintFooterIndicator); mPaintFooterIndicator.setAlpha(0xFF); break; } }
From source file:com.semfapp.adamdilger.semf.Take5PdfDocument.java
/** * Draw checkbox/*from w w w. j a va2 s. com*/ * @param xLoc left location * @param yLoc top location * @param paint Paint object */ private void drawCheck(float xLoc, float yLoc, Paint paint) { float x1[] = { 2.3f, 6f, 11.5f }; float y1[] = { 8f, 11f, 2.2f }; Path path = new Path(); path.moveTo(xLoc + x1[0], yLoc + y1[0]); path.lineTo(xLoc + x1[1], yLoc + y1[1]); path.lineTo(xLoc + x1[2], yLoc + y1[2]); paint.setStrokeWidth(3); can.drawPath(path, paint); }
From source file:com.android.common.TitlePageIndicator.java
@Override protected void onDraw(Canvas canvas) { super.onDraw(canvas); if (mViewPager == null) { return;/*from w w w. j ava2 s .c om*/ } final int count = mViewPager.getAdapter().getCount(); if (count == 0) { return; } //Calculate views bounds ArrayList<RectF> bounds = calculateAllBounds(mPaintText); final int boundsSize = bounds.size(); //Make sure we're on a page that still exists if (mCurrentPage >= boundsSize) { setCurrentItem(boundsSize - 1); return; } final int countMinusOne = count - 1; final float halfWidth = getWidth() / 2f; final int left = getLeft(); final float leftClip = left + mClipPadding; final int width = getWidth(); final int height = getHeight(); final int right = left + width; final float rightClip = right - mClipPadding; int page = mCurrentPage; float offsetPercent; if (mCurrentOffset <= halfWidth) { offsetPercent = 1.0f * mCurrentOffset / width; } else { page += 1; offsetPercent = 1.0f * (width - mCurrentOffset) / width; } final boolean currentSelected = (offsetPercent <= SELECTION_FADE_PERCENTAGE); final boolean currentBold = (offsetPercent <= BOLD_FADE_PERCENTAGE); final float selectedPercent = (SELECTION_FADE_PERCENTAGE - offsetPercent) / SELECTION_FADE_PERCENTAGE; //Verify if the current view must be clipped to the screen RectF curPageBound = bounds.get(mCurrentPage); float curPageWidth = curPageBound.right - curPageBound.left; if (curPageBound.left < leftClip) { //Try to clip to the screen (left side) clipViewOnTheLeft(curPageBound, curPageWidth, left); } if (curPageBound.right > rightClip) { //Try to clip to the screen (right side) clipViewOnTheRight(curPageBound, curPageWidth, right); } //Left views starting from the current position if (mCurrentPage > 0) { for (int i = mCurrentPage - 1; i >= 0; i--) { RectF bound = bounds.get(i); //Is left side is outside the screen if (bound.left < leftClip) { float w = bound.right - bound.left; //Try to clip to the screen (left side) clipViewOnTheLeft(bound, w, left); //Except if there's an intersection with the right view RectF rightBound = bounds.get(i + 1); //Intersection if (bound.right + mTitlePadding > rightBound.left) { bound.left = rightBound.left - w - mTitlePadding; bound.right = bound.left + w; } } } } //Right views starting from the current position if (mCurrentPage < countMinusOne) { for (int i = mCurrentPage + 1; i < count; i++) { RectF bound = bounds.get(i); //If right side is outside the screen if (bound.right > rightClip) { float w = bound.right - bound.left; //Try to clip to the screen (right side) clipViewOnTheRight(bound, w, right); //Except if there's an intersection with the left view RectF leftBound = bounds.get(i - 1); //Intersection if (bound.left - mTitlePadding < leftBound.right) { bound.left = leftBound.right + mTitlePadding; bound.right = bound.left + w; } } } } //Now draw views int colorTextAlpha = mColorText >>> 24; for (int i = 0; i < count; i++) { //Get the title RectF bound = bounds.get(i); //Only if one side is visible if ((bound.left > left && bound.left < right) || (bound.right > left && bound.right < right)) { final boolean currentPage = (i == page); //Only set bold if we are within bounds mPaintText.setFakeBoldText(currentPage && currentBold && mBoldText); //Draw text as unselected mPaintText.setColor(mColorText); if (currentPage && currentSelected) { //Fade out/in unselected text as the selected text fades in/out mPaintText.setAlpha(colorTextAlpha - (int) (colorTextAlpha * selectedPercent)); } canvas.drawText(mTitleProvider.GetTitle(i), bound.left, bound.bottom + mTopPadding, mPaintText); //If we are within the selected bounds draw the selected text if (currentPage && currentSelected) { mPaintText.setColor(mColorSelected); mPaintText.setAlpha((int) ((mColorSelected >>> 24) * selectedPercent)); canvas.drawText(mTitleProvider.GetTitle(i), bound.left, bound.bottom + mTopPadding, mPaintText); } } } //Draw the footer line mPath = new Path(); mPath.moveTo(0, height - mFooterLineHeight / 2f); mPath.lineTo(width, height - mFooterLineHeight / 2f); mPath.close(); canvas.drawPath(mPath, mPaintFooterLine); switch (mFooterIndicatorStyle) { case Triangle: mPath = new Path(); mPath.moveTo(halfWidth, height - mFooterLineHeight - mFooterIndicatorHeight); mPath.lineTo(halfWidth + mFooterIndicatorHeight, height - mFooterLineHeight); mPath.lineTo(halfWidth - mFooterIndicatorHeight, height - mFooterLineHeight); mPath.close(); canvas.drawPath(mPath, mPaintFooterIndicator); break; case Underline: if (!currentSelected || page >= boundsSize) { break; } RectF underlineBounds = bounds.get(page); mPath = new Path(); mPath.moveTo(underlineBounds.left - mFooterIndicatorUnderlinePadding, height - mFooterLineHeight); mPath.lineTo(underlineBounds.right + mFooterIndicatorUnderlinePadding, height - mFooterLineHeight); mPath.lineTo(underlineBounds.right + mFooterIndicatorUnderlinePadding, height - mFooterLineHeight - mFooterIndicatorHeight); mPath.lineTo(underlineBounds.left - mFooterIndicatorUnderlinePadding, height - mFooterLineHeight - mFooterIndicatorHeight); mPath.close(); mPaintFooterIndicator.setAlpha((int) (0xFF * selectedPercent)); canvas.drawPath(mPath, mPaintFooterIndicator); mPaintFooterIndicator.setAlpha(0xFF); break; default: break; } }