本文整理汇总了C++中RectangleList类的典型用法代码示例。如果您正苦于以下问题：C++ RectangleList类的具体用法？C++ RectangleList怎么用？C++ RectangleList使用的例子？那么, 这里精选的类代码示例或许可以为您提供帮助。
在下文中一共展示了RectangleList类的15个代码示例，这些例子默认根据受欢迎程度排序。您可以为喜欢或者感觉有用的代码点赞，您的评价将有助于系统推荐出更棒的C++代码示例。
示例1: paintComponent
void paintComponent()
{
// you mustn't set your own cached image object when attaching a GL context!
jassert (get (component) == this);
updateViewportSize (false);
if (! ensureFrameBufferSize())
return;
RectangleList invalid (viewportArea);
invalid.subtract (validArea);
validArea = viewportArea;
if (! invalid.isEmpty())
{
clearRegionInFrameBuffer (invalid, (float) scale);
{
ScopedPointer<LowLevelGraphicsContext> g (createOpenGLGraphicsContext (context, cachedImageFrameBuffer));
g->addTransform (AffineTransform::scale ((float) scale));
g->clipToRectangleList (invalid);
paintOwner (*g);
JUCE_CHECK_OPENGL_ERROR
}
if (! context.isActive())
context.makeActive();
}示例2: newPos
bool ResizableWindow::restoreWindowStateFromString (const String& s)
{
StringArray tokens;
tokens.addTokens (s, false);
tokens.removeEmptyStrings();
tokens.trim();
const bool fs = tokens[0].startsWithIgnoreCase ("fs");
const int firstCoord = fs ? 1 : 0;
if (tokens.size() != firstCoord + 4)
return false;
Rectangle<int> newPos (tokens[firstCoord].getIntValue(),
tokens[firstCoord + 1].getIntValue(),
tokens[firstCoord + 2].getIntValue(),
tokens[firstCoord + 3].getIntValue());
if (newPos.isEmpty())
return false;
ComponentPeer* const peer = isOnDesktop() ? getPeer() : nullptr;
if (peer != nullptr)
peer->getFrameSize().addTo (newPos);
{
Desktop& desktop = Desktop::getInstance();
RectangleList allMonitors (desktop.getDisplays().getRectangleList (true));
allMonitors.clipTo (newPos);
const Rectangle<int> onScreenArea (allMonitors.getBounds());
if (onScreenArea.getWidth() * onScreenArea.getHeight() < 32 * 32)
{
const Rectangle<int> screen (desktop.getDisplays().getDisplayContaining (newPos.getCentre()).userArea);
newPos.setSize (jmin (newPos.getWidth(), screen.getWidth()),
jmin (newPos.getHeight(), screen.getHeight()));
newPos.setPosition (jlimit (screen.getX(), screen.getRight() - newPos.getWidth(), newPos.getX()),
jlimit (screen.getY(), screen.getBottom() - newPos.getHeight(), newPos.getY()));
}
}
if (peer != nullptr)
{
peer->getFrameSize().subtractFrom (newPos);
peer->setNonFullScreenBounds (newPos);
}
lastNonFullScreenPos = newPos;
setFullScreen (fs);
if (! fs)
setBoundsConstrained (newPos);
return true;
}示例3: drawRect
void Graphics::drawRect (Rectangle<float> r, const float lineThickness) const
{
RectangleList<float> rects;
rects.addWithoutMerging (r.removeFromTop (lineThickness));
rects.addWithoutMerging (r.removeFromBottom (lineThickness));
rects.addWithoutMerging (r.removeFromLeft (lineThickness));
rects.addWithoutMerging (r.removeFromRight (lineThickness));
context.fillRectList (rects);
}示例4: updatePalette
void Screen::update() {
_ticks = _vm->_system->getMillis();
updatePalette();
if (_fullRefresh) {
// NOTE When playing a fullscreen/doubled Smacker video usually a full screen refresh is needed
_vm->_system->copyRectToScreen((const byte*)_backScreen->getPixels(), _backScreen->pitch, 0, 0, 640, 480);
_fullRefresh = false;
return;
}
_microTiles->clear();
for (RenderQueue::iterator it = _renderQueue->begin(); it != _renderQueue->end(); ++it) {
RenderItem &renderItem = (*it);
renderItem._refresh = true;
for (RenderQueue::iterator jt = _prevRenderQueue->begin(); jt != _prevRenderQueue->end(); ++jt) {
RenderItem &prevRenderItem = (*jt);
if (prevRenderItem == renderItem) {
prevRenderItem._refresh = false;
renderItem._refresh = false;
}
}
}
for (RenderQueue::iterator jt = _prevRenderQueue->begin(); jt != _prevRenderQueue->end(); ++jt) {
RenderItem &prevRenderItem = (*jt);
if (prevRenderItem._refresh)
_microTiles->addRect(Common::Rect(prevRenderItem._destX, prevRenderItem._destY, prevRenderItem._destX + prevRenderItem._width, prevRenderItem._destY + prevRenderItem._height));
}
for (RenderQueue::iterator it = _renderQueue->begin(); it != _renderQueue->end(); ++it) {
RenderItem &renderItem = (*it);
if (renderItem._refresh)
_microTiles->addRect(Common::Rect(renderItem._destX, renderItem._destY, renderItem._destX + renderItem._width, renderItem._destY + renderItem._height));
renderItem._refresh = true;
}
RectangleList *updateRects = _microTiles->getRectangles();
for (RenderQueue::iterator it = _renderQueue->begin(); it != _renderQueue->end(); ++it) {
RenderItem &renderItem = (*it);
for (RectangleList::iterator ri = updateRects->begin(); ri != updateRects->end(); ++ri)
blitRenderItem(renderItem, *ri);
}
SWAP(_renderQueue, _prevRenderQueue);
_renderQueue->clear();
for (RectangleList::iterator ri = updateRects->begin(); ri != updateRects->end(); ++ri) {
Common::Rect &r = *ri;
_vm->_system->copyRectToScreen((const byte*)_backScreen->getBasePtr(r.left, r.top), _backScreen->pitch, r.left, r.top, r.width(), r.height());
}
delete updateRects;
}示例5: throw
const RectangleList Desktop::getAllMonitorDisplayAreas (const bool clippedToWorkArea) const throw()
{
RectangleList rl;
for (int i = 0; i < getNumDisplayMonitors(); ++i)
rl.addWithoutMerging (getDisplayMonitorCoordinates (i, clippedToWorkArea));
return rl;
}示例6:
RectangleList<int> Displays::getRectangleList (bool userAreasOnly) const
{
ASSERT_MESSAGE_MANAGER_IS_LOCKED
RectangleList<int> rl;
for (auto& d : displays)
rl.addWithoutMerging (userAreasOnly ? d.userArea : d.totalArea);
return rl;
}示例7: jassert
void Graphics::drawRect (Rectangle<float> r, const float lineThickness) const
{
jassert (r.getWidth() >= 0.0f && r.getHeight() >= 0.0f);
RectangleList<float> rects;
rects.addWithoutMerging (r.removeFromTop (lineThickness));
rects.addWithoutMerging (r.removeFromBottom (lineThickness));
rects.addWithoutMerging (r.removeFromLeft (lineThickness));
rects.addWithoutMerging (r.removeFromRight (lineThickness));
context.fillRectList (rects);
}示例8: if
//==============================================================================
void RectangleList::add (const Rectangle<int>& rect)
{
if (! rect.isEmpty())
{
if (rects.size() == 0)
{
rects.add (rect);
}
else
{
bool anyOverlaps = false;
int i;
for (i = rects.size(); --i >= 0;)
{
Rectangle<int>& ourRect = rects.getReference (i);
if (rect.intersects (ourRect))
{
if (rect.contains (ourRect))
rects.remove (i);
else if (! ourRect.reduceIfPartlyContainedIn (rect))
anyOverlaps = true;
}
}
if (anyOverlaps && rects.size() > 0)
{
RectangleList r (rect);
for (i = rects.size(); --i >= 0;)
{
const Rectangle<int>& ourRect = rects.getReference (i);
if (rect.intersects (ourRect))
{
r.subtract (ourRect);
if (r.rects.size() == 0)
return;
}
}
for (i = r.getNumRectangles(); --i >= 0;)
rects.add (r.rects.getReference (i));
}
else
{
rects.add (rect);
}
}
}
}示例9:
RectangleList Desktop::Displays::getRectangleList (bool userAreasOnly) const
{
RectangleList rl;
for (int i = 0; i < displays.size(); ++i)
{
const Display& d = displays.getReference(i);
rl.addWithoutMerging (userAreasOnly ? d.userArea : d.totalArea);
}
return rl;
}示例10: drawMouseOverCorners
void drawMouseOverCorners (Graphics& g, int w, int h)
{
RectangleList r (Rectangle<int> (0, 0, w, h));
r.subtract (Rectangle<int> (1, 1, w - 2, h - 2));
const int size = jmin (w / 3, h / 3, 12);
r.subtract (Rectangle<int> (size, 0, w - size - size, h));
r.subtract (Rectangle<int> (0, size, w, h - size - size));
g.setColour (Colours::darkgrey);
for (int i = r.getNumRectangles(); --i >= 0;)
g.fillRect (r.getRectangle (i));
}示例11: RectangleList
RectangleList *MicroTileArray::getRectangles() {
RectangleList *rects = new RectangleList();
int x, y;
int x0, y0, x1, y1;
int i = 0;
for (y = 0; y < _tilesH; ++y) {
for (x = 0; x < _tilesW; ++x) {
int finish = 0;
BoundingBox boundingBox = _tiles[i];
if (isBoundingBoxEmpty(boundingBox)) {
++i;
continue;
}
x0 = (x * TileSize) + TileX0(boundingBox);
y0 = (y * TileSize) + TileY0(boundingBox);
y1 = (y * TileSize) + TileY1(boundingBox);
if (TileX1(boundingBox) == TileSize - 1 && x != _tilesW - 1) { // check if the tile continues
while (!finish) {
++x;
++i;
if (x == _tilesW || i >= _tilesW * _tilesH ||
TileY0(_tiles[i]) != TileY0(boundingBox) ||
TileY1(_tiles[i]) != TileY1(boundingBox) ||
TileX0(_tiles[i]) != 0)
{
--x;
--i;
finish = 1;
}
}
}
x1 = (x * TileSize) + TileX1(_tiles[i]);
rects->push_back(Common::Rect(x0, y0, x1 + 1, y1 + 1));
++i;
}
}
return rects;
}示例12: createSolidAreaMask
void Image::createSolidAreaMask (RectangleList& result, const float alphaThreshold) const
{
if (hasAlphaChannel())
{
const uint8 threshold = (uint8) jlimit (0, 255, roundToInt (alphaThreshold * 255.0f));
SparseSet<int> pixelsOnRow;
const BitmapData srcData (*this, 0, 0, getWidth(), getHeight());
for (int y = 0; y < srcData.height; ++y)
{
pixelsOnRow.clear();
const uint8* lineData = srcData.getLinePointer (y);
if (isARGB())
{
for (int x = 0; x < srcData.width; ++x)
{
if (((const PixelARGB*) lineData)->getAlpha() >= threshold)
pixelsOnRow.addRange (Range<int> (x, x + 1));
lineData += srcData.pixelStride;
}
}
else
{
for (int x = 0; x < srcData.width; ++x)
{
if (*lineData >= threshold)
pixelsOnRow.addRange (Range<int> (x, x + 1));
lineData += srcData.pixelStride;
}
}
for (int i = 0; i < pixelsOnRow.getNumRanges(); ++i)
{
const Range<int> range (pixelsOnRow.getRange (i));
result.add (Rectangle<int> (range.getStart(), y, range.getLength(), 1));
}
result.consolidate();
}
}
else
{
result.add (0, 0, getWidth(), getHeight());
}
}示例13: drawDemo
void drawDemo (Graphics& g) override
{
{
RectangleList<float> verticalLines;
float pos = offset.getValue();
for (int x = 0; x < getWidth(); ++x)
{
float y = getHeight() * 0.3f;
float length = y * std::abs (std::sin (x / 100.0f + 2.0f * pos));
verticalLines.addWithoutMerging (Rectangle<float> ((float) x, y - length * 0.5f, 1.0f, length));
}
g.setColour (Colours::blue.withAlpha (getAlpha()));
g.fillRectList (verticalLines);
}
{
RectangleList<float> horizontalLines;
float pos = offset.getValue();
for (int y = 0; y < getHeight(); ++y)
{
float x = getWidth() * 0.3f;
float length = x * std::abs (std::sin (y / 100.0f + 2.0f * pos));
horizontalLines.addWithoutMerging (Rectangle<float> (x - length * 0.5f, (float) y, length, 1.0f));
}
g.setColour (Colours::green.withAlpha (getAlpha()));
g.fillRectList (horizontalLines);
}
g.setColour (Colours::red.withAlpha (getAlpha()));
const float w = (float) getWidth();
const float h = (float) getHeight();
g.drawLine (positions[0].getValue() * w,
positions[1].getValue() * h,
positions[2].getValue() * w,
positions[3].getValue() * h);
g.drawLine (positions[4].getValue() * w,
positions[5].getValue() * h,
positions[6].getValue() * w,
positions[7].getValue() * h);
}示例14: intersects
bool RectangleList::intersects (const RectangleList& other) const noexcept
{
for (int i = rects.size(); --i >= 0;)
if (other.intersectsRectangle (rects.getReference (i)))
return true;
return false;
}示例15: jassert
void Graphics::fillCheckerBoard (Rectangle<float> area, float checkWidth, float checkHeight,
Colour colour1, Colour colour2) const
{
jassert (checkWidth > 0 && checkHeight > 0); // can't be zero or less!
if (checkWidth > 0 && checkHeight > 0)
{
context.saveState();
if (colour1 == colour2)
{
context.setFill (colour1);
context.fillRect (area);
}
else
{
auto clipped = context.getClipBounds().getIntersection (area.getSmallestIntegerContainer());
if (! clipped.isEmpty())
{
const int checkNumX = (int) ((clipped.getX() - area.getX()) / checkWidth);
const int checkNumY = (int) ((clipped.getY() - area.getY()) / checkHeight);
const float startX = area.getX() + checkNumX * checkWidth;
const float startY = area.getY() + checkNumY * checkHeight;
const float right = (float) clipped.getRight();
const float bottom = (float) clipped.getBottom();
for (int i = 0; i < 2; ++i)
{
int cy = i;
RectangleList<float> checks;
for (float y = startY; y < bottom; y += checkHeight)
for (float x = startX + (cy++ & 1) * checkWidth; x < right; x += checkWidth * 2.0f)
checks.addWithoutMerging ({ x, y, checkWidth, checkHeight });
checks.clipTo (area);
context.setFill (i == ((checkNumX ^ checkNumY) & 1) ? colour1 : colour2);
context.fillRectList (checks);
}
}
}
context.restoreState();
}
}