@Override
public void onDraw(Canvas canvas) {
super.onDraw(canvas);
int count = mPagesCount;
if (count == 0) {
return;
}
float cx = canvas.getWidth() >> 1;
float cy = canvas.getHeight() >> 1;
int totalCount = 2 * count - 1;
int halfCount = totalCount / 2;
float itemWithOffset = mIndicatorElementSize + mIndicatorElementSpacing;
float halfItemWithOffset = mIndicatorElementSize / 2 + mIndicatorElementSpacing;
float halfSize = mIndicatorElementSize / 2f;
float halfSpacing = mIndicatorElementSpacing / 2f;
float startX = cx - halfCount * (mIndicatorElementSize + mIndicatorElementSpacing);
float top = cy - halfSize;
float bottom = cy + halfSize;
// if we have odd elements - need to set indicators in center
if (totalCount % 2 != 0) {
startX -= halfSize + halfSpacing;
}
int i;
for (i = 0; i < totalCount; i++) {
// skip empty spaces
if (i % 2 != 0) {
continue;
}
float left = startX + (mIndicatorElementSize + mIndicatorElementSpacing) * i;
float right = left + mIndicatorElementSize;
mElementBounds.set(left, top, right, bottom);
mRenderer.draw(canvas, mElementBounds, mIndicatorPaint, false);
}
// multiply on 2 because there are spaces between elements
float activeItemOffset = (mSelectedPosition + mScrolledOffset) * 2;
float left = startX + (mIndicatorElementSize + mIndicatorElementSpacing) * activeItemOffset;
float right = left + mIndicatorElementSize;
mElementBounds.set(left, top, right, bottom);
canvas.clipRect(mClipBounds);
canvas.save();
canvas.rotate(ANGLE_360 * mScrolledOffset, mElementBounds.centerX(), mElementBounds.centerY());
mRenderer.draw(canvas, mElementBounds, mIndicatorSelectedPaint, true);
canvas.restore();
if (mIsInfiniteScroll && mSelectedPosition == mPagesCount - 1) { // isInfinite && isEnd
activeItemOffset = (1f - mScrolledOffset) * 2;
left = mClipBounds.left - itemWithOffset * activeItemOffset + halfItemWithOffset;
right = left + mIndicatorElementSize;
mElementBounds.set(left, top, right, bottom);
canvas.save();
canvas.rotate(
ANGLE_360 * mScrolledOffset, mElementBounds.centerX(), mElementBounds.centerY());
mRenderer.draw(canvas, mElementBounds, mIndicatorSelectedPaint, true);
canvas.restore();
}
}
/**
* Draws everything onto the main panel.
*
* @param page Graphics component to draw on
*/
public void paintComponent(Graphics page) {
super.paintComponent(page);
setForeground(Color.cyan);
renderer.draw(page, this, offX, offY);
// hero.draw(this, page, offX, offY);
for (Entity effect : effects) {
effect.draw(this, page, offX, offY);
/*if (effect instanceof Burst) {
Burst pop = (Burst) effect;
pop.draw(this, page, offX, offY);
}*/
}
// Draw hero position information
Rectangle r = hero.getBounds();
page.drawString("Position: x = " + (r.x + (r.width >> 1)), SCORE_PLACE_X, SCORE_PLACE_Y);
final int tab = 100;
final int lineHeight = 20;
page.drawString("y = " + (r.y + (r.height >> 1)), SCORE_PLACE_X + tab, SCORE_PLACE_Y);
page.drawString("Frame: " + frame, SCORE_PLACE_X, SCORE_PLACE_Y + lineHeight);
if (!running) {
page.drawString("Game over :(", WIDTH / 2, HEIGHT / 2);
}
}
private void loop() {
Timer timer = new Timer();
while (!renderer.shouldClose()) {
while (timer.shouldUpdateGame()) {
timer.update();
update();
}
renderer.draw();
}
}
@Override
public void draw(Canvas canvas) {
super.draw(canvas);
if (mClients == null) return;
boolean redraw = false;
for (Renderer renderer : mClients) {
renderer.draw(canvas);
redraw = redraw || ((OverlayRenderer) renderer).isVisible();
}
if (redraw) {
invalidate();
}
}
public void draw(Renderer r) {
r.draw(this);
}
