bool KstViewLabel::fillConfigWidget(QWidget *w, bool isNew) const {
ViewLabelWidget *widget = dynamic_cast<ViewLabelWidget*>(w);
if (!widget) {
return false;
}
if (!isNew) {
widget->_text->setText(text());
}
widget->_precision->setValue(int(dataPrecision()));
widget->_rotation->setValue(double(rotation()));
widget->_fontSize->setValue(int(fontSize()));
widget->_horizontal->setCurrentItem(horizJustifyWrap());
widget->_fontColor->setColor(foregroundColor());
widget->_font->setCurrentFont(fontName());
widget->_transparent->setChecked(transparent());
widget->_border->setValue(borderWidth());
widget->_boxColors->setForeground(borderColor());
widget->_boxColors->setBackground(backgroundColor());
widget->_margin->setValue(labelMargin());
widget->_text->setFocus();
return true;
}
bool World::bresenham(int x0, int y0, int x1, int y1, int z,
const BresenhamBackTransformation& transformation) const {
int a = y1 - y0;
int b = x0 - x1;
float m = (float)(y1 - y0) / (float)(x1 - x0);
float t = (float)y0 - m * (float)x0;
int c = roundf((float)(x1 - x0) * t);
int dE = 2 * a;
int dNE = 2 * (a + b);
int d = 2 * a * (x0 + 1) + b * (2 * y0 + 1) + 2 * c;
int current_x = x0;
int current_y = y0;
while (current_x < x1 || current_y < y1) {
if (d > 0) {
// NE
d += dNE;
current_x++;
current_y++;
} else {
// E
d += dE;
current_x++;
}
if (!transparent(transformation.x(current_x, current_y),
transformation.y(current_x, current_y), z)) {
if (current_x == x1 && current_y == y1) {
return true;
}
return false;
}
}
return true;
}
void
Canvas::DrawText(int x, int y, const TCHAR *text)
{
assert(text != nullptr);
#ifndef UNICODE
assert(ValidateUTF8(text));
#endif
auto s = RenderText(font, text);
if (s.data == nullptr)
return;
SDLRasterCanvas canvas(buffer);
if (background_mode == OPAQUE) {
OpaqueAlphaPixelOperations<SDLPixelTraits, GreyscalePixelTraits>
opaque(canvas.Import(background_color), canvas.Import(text_color));
canvas.CopyRectangle<decltype(opaque), GreyscalePixelTraits>
(x, y, s.width, s.height,
GreyscalePixelTraits::const_pointer_type(s.data),
s.pitch, opaque);
} else {
ColoredAlphaPixelOperations<SDLPixelTraits, GreyscalePixelTraits>
transparent(canvas.Import(text_color));
canvas.CopyRectangle<decltype(transparent), GreyscalePixelTraits>
(x, y, s.width, s.height,
GreyscalePixelTraits::const_pointer_type(s.data),
s.pitch, transparent);
}
}
void OverlayMenuDisplay::openingAnimation()
{
ROS_DEBUG("openningAnimation");
prepareOverlay();
int current_width = animation_t_ / animate_duration * overlay_->getTextureWidth();
int current_height = animation_t_ / animate_duration * overlay_->getTextureHeight();
{
ScopedPixelBuffer buffer = overlay_->getBuffer();
QColor bg_color(0, 0, 0, 255.0 / 2.0);
QColor transparent(0, 0, 0, 0.0);
QImage Hud = buffer.getQImage(*overlay_);
for (int i = 0; i < overlay_->getTextureWidth(); i++) {
for (int j = 0; j < overlay_->getTextureHeight(); j++) {
if (i > (overlay_->getTextureWidth() - current_width) / 2.0 &&
i < overlay_->getTextureWidth() - (overlay_->getTextureWidth() - current_width) / 2.0 &&
j > (overlay_->getTextureHeight() - current_height) / 2.0 &&
j < overlay_->getTextureHeight() - (overlay_->getTextureHeight() - current_height) / 2.0) {
Hud.setPixel(i, j, bg_color.rgba());
}
else {
Hud.setPixel(i, j, transparent.rgba());
}
}
}
}
overlay_->setDimensions(overlay_->getTextureWidth(), overlay_->getTextureHeight());
int window_width = context_->getViewManager()->getRenderPanel()->width();
int window_height = context_->getViewManager()->getRenderPanel()->height();
double window_left = (window_width - (int)overlay_->getTextureWidth()) / 2.0;
double window_top = (window_height - (int)overlay_->getTextureHeight()) / 2.0;
overlay_->setPosition(window_left, window_top);
current_menu_ = next_menu_;
}
void
Canvas::DrawTransparentText(int x, int y, const TCHAR *text)
{
assert(text != nullptr);
#ifndef UNICODE
assert(ValidateUTF8(text));
#endif
#ifdef ENABLE_OPENGL
/*
* RenderText return buffer owned by TextCache, this can be delete by GUI Thread
* lock is need for avoid to used alredy deleted buffer.
*/
TextCache::Lock();
#endif
auto s = RenderText(font, text);
if (s.data != nullptr) {
SDLRasterCanvas canvas(buffer);
ColoredAlphaPixelOperations<ActivePixelTraits, GreyscalePixelTraits>
transparent(canvas.Import(text_color));
canvas.CopyRectangle<decltype(transparent), GreyscalePixelTraits>
(x, y, s.width, s.height,
GreyscalePixelTraits::const_pointer_type(s.data),
s.pitch, transparent);
}
#ifdef ENABLE_OPENGL
TextCache::Unlock();
#endif
}
void ImageItem::paintEvent(QPaintEvent * e)
{
QPainter pw(this);
// Actual fading
QPixmap transparent(mPixmap.size());
transparent.fill(QColor(200,200,200,128));
QPainter p(&transparent);
p.setCompositionMode(QPainter::CompositionMode_SourceOver);
p.drawPixmap(0,0, mPixmap);
if(!mInfoText.isEmpty())
{
p.setPen( Qt::black );
p.drawText(4,4,transparent.rect().width(),transparent.rect().height(),
Qt::AlignTop | Qt::TextWordWrap,
mInfoText);
}
p.setCompositionMode(QPainter::CompositionMode_DestinationIn);
p.fillRect(transparent.rect(), QColor(0, 0, 0, mFade));
p.end();
pw.drawPixmap(0,0, transparent);
}
const QPixmap *TransparentTop::background(QColor c)
{
#if defined(USE_KDE) && defined(HAVE_KROOTPIXMAP_H)
if (useTransparent() && !saveBG.isNull()){
if ((c.rgb() == genColor.rgb()) && (transparent() == genFade))
return &genBG;
QImage img = saveBG.convertToImage();
fade(img, transparent() / 100., c);
genBG.convertFromImage(img);
genFade = transparent();
genColor = c;
return &genBG;
}
#endif
return NULL;
}
void GISCircleVisualizer::update(float wall_dt, float ros_dt)
{
ros::WallTime now = ros::WallTime::now();
std::string text = text_ + " ";
{
ScopedPixelBuffer buffer = texture_object_->getBuffer();
QColor transparent(0, 0, 0, 0);
QColor foreground = rviz::ogreToQt(color_);
QColor white(255, 255, 255, color_.a * 255);
QImage Hud = buffer.getQImage(128, 128, transparent);
double line_width = 5;
double inner_line_width = 10;
double l = 128;
//double cx = l / 2 - line_width / 4.0;
double cx = l / 2;
//double cy = l / 2 - line_width / 4.0;
double cy = l / 2;
double r = 48;
double inner_r = 40;
double mouse_r = 30;
double mouse_cy_offset = 5;
QPainter painter( &Hud );
painter.setRenderHint(QPainter::Antialiasing, true);
painter.setPen(QPen(foreground, line_width, Qt::SolidLine));
painter.setBrush(white);
painter.drawEllipse(line_width / 2.0, line_width / 2.0,
l - line_width, l - line_width);
double offset_rate = fmod(now.toSec(), 10) / 10.0;
double theta_offset = offset_rate * M_PI * 2.0;
for (size_t ci = 0; ci < text.length(); ci++) {
double theta = M_PI * 2.0 / text.length() * ci + theta_offset;
painter.save();
QFont font("DejaVu Sans Mono");
font.setPointSize(8);
font.setBold(false);
painter.setFont(font);
painter.translate(cx + r * cos(theta),
cy + r * sin(theta));
painter.rotate(theta / M_PI * 180 + 90);
painter.drawText(0, 0, text.substr(ci, 1).c_str());
painter.restore();
}
painter.setPen(QPen(foreground, inner_line_width, Qt::SolidLine));
painter.setBrush(transparent);
painter.drawEllipse(cx - inner_r, cy - inner_r,
inner_r * 2, inner_r * 2);
double mouse_c_x = cx;
double mouse_c_y = cy - mouse_cy_offset;
double start_angle = -25 * M_PI / 180;
double end_angle = -125 * M_PI / 180;
painter.setPen(QPen(foreground, line_width, Qt::SolidLine));
painter.drawChord(mouse_c_x - mouse_r, mouse_c_y - mouse_r,
2.0 * mouse_r, 2.0 * mouse_r,
start_angle * 180 / M_PI * 16,
end_angle * 180 / M_PI * 16);
painter.end();
}
}
//======================================================= release
//===============================================================
int TFWidgetRen::release()
{
//if(pickedObj == LEVWIDGNAME)
//return tris->release();
transparent();
//pickedTri = 0;
return 1;
}
void KisKraLoaderTest::testLoadAnimated()
{
KisDocument *doc = KisPart::instance()->createDocument();
doc->loadNativeFormat(QString(FILES_DATA_DIR) + QDir::separator() + "load_test_animation.kra");
KisImageSP image = doc->image();
KisNodeSP node1 = image->root()->firstChild();
KisNodeSP node2 = node1->nextSibling();
QVERIFY(node1->inherits("KisPaintLayer"));
QVERIFY(node2->inherits("KisPaintLayer"));
KisPaintLayerSP layer1 = qobject_cast<KisPaintLayer*>(node1.data());
KisPaintLayerSP layer2 = qobject_cast<KisPaintLayer*>(node2.data());
KisKeyframeChannel *channel1 = layer1->getKeyframeChannel(KisKeyframeChannel::Content.id());
KisKeyframeChannel *channel2 = layer2->getKeyframeChannel(KisKeyframeChannel::Content.id());
QCOMPARE(channel1->keyframeCount(), 3);
QCOMPARE(channel2->keyframeCount(), 1);
QCOMPARE(image->animationInterface()->framerate(), 17);
QCOMPARE(image->animationInterface()->fullClipRange(), KisTimeRange::fromTime(15, 45));
QCOMPARE(image->animationInterface()->currentTime(), 19);
KisPaintDeviceSP dev = layer1->paintDevice();
const KoColorSpace *cs = dev->colorSpace();
KoColor transparent(Qt::transparent, cs);
KoColor white(Qt::white, cs);
KoColor red(Qt::red, cs);
image->animationInterface()->switchCurrentTimeAsync(0);
image->waitForDone();
QCOMPARE(dev->exactBounds(), QRect(506, 378, 198, 198));
QCOMPARE(dev->x(), -26);
QCOMPARE(dev->y(), -128);
QCOMPARE(dev->defaultPixel(), transparent);
image->animationInterface()->switchCurrentTimeAsync(20);
image->waitForDone();
QCOMPARE(dev->nonDefaultPixelArea(), QRect(615, 416, 129, 129));
QCOMPARE(dev->x(), 502);
QCOMPARE(dev->y(), 224);
QCOMPARE(dev->defaultPixel(), white);
image->animationInterface()->switchCurrentTimeAsync(30);
image->waitForDone();
QCOMPARE(dev->nonDefaultPixelArea(), QRect(729, 452, 45, 44));
QCOMPARE(dev->x(), 645);
QCOMPARE(dev->y(), -10);
QCOMPARE(dev->defaultPixel(), red);
}
QRegion KstPlotGroup::clipRegion() {
if (transparent()) {
// make the clipregion just the children
QRegion region;
for (KstViewObjectList::Iterator i = _children.begin(); i != _children.end(); ++i) {
region += (*i)->clipRegion();
}
return region;
}
return KstViewObject::clipRegion();
}
/** fill the custom widget with current properties */
bool KstViewLegend::fillConfigWidget(QWidget *w, bool isNew) const {
ViewLegendWidget *widget = dynamic_cast<ViewLegendWidget*>(w);
if (!widget) {
return false;
}
KstBaseCurveList allCurves = kstObjectSubList<KstDataObject, KstBaseCurve>(KST::dataObjectList);
if (isNew) {
widget->_fontSize->setValue(0);
widget->_fontColor->setColor(KstSettings::globalSettings()->foregroundColor);
widget->_font->setCurrentFont(KstApp::inst()->defaultFont());
widget->_margin->setValue(5);
widget->_boxColors->setColor(KstSettings::globalSettings()->foregroundColor);
widget->_vertical->setChecked(true);
widget->_transparent->setChecked(false);
widget->_border->setValue(2);
widget->_title->setText("");
widget->TrackContents->setChecked(true);
for (KstBaseCurveList::ConstIterator it = allCurves.begin(); it != allCurves.end(); ++it) {
(*it)->readLock();
widget->AvailableCurveList->insertItem((*it)->tagName());
(*it)->unlock();
}
} else { // fill legend properties into widget
widget->TrackContents->setChecked(trackContents());
widget->_title->setText(title());
widget->_fontSize->setValue(int(fontSize()));
widget->_fontColor->setColor(foregroundColor());
widget->_font->setCurrentFont(fontName());
widget->_transparent->setChecked(transparent());
widget->_border->setValue(borderWidth());
widget->_boxColors->setColor(borderColor());
widget->_margin->setValue(_legendMargin);
widget->_vertical->setChecked(vertical());
for (KstBaseCurveList::ConstIterator it = _curves.begin(); it != _curves.end(); ++it) {
(*it)->readLock();
widget->DisplayedCurveList->insertItem((*it)->tagName());
(*it)->unlock();
}
for (KstBaseCurveList::ConstIterator it = allCurves.begin(); it != allCurves.end(); ++it) {
(*it)->readLock();
if (_curves.find(*it) == _curves.end()) {
widget->AvailableCurveList->insertItem((*it)->tagName());
}
(*it)->unlock();
}
}
return false;
}
void CrossFaderWidget::takeAndStoreSnapshotsAboutWidgets(QWidget *sourceWidget, QWidget *targetWidget)
{
// grab a snapshots of the widgets
// source
{
sourceWidgetSnapshot = QPixmap::grabWidget(sourceWidget);
// Create new picture for transparent
QPixmap transparent(sourceWidgetSnapshot.size());
// Do transparency
transparent.fill(Qt::transparent);
QPainter p(&transparent);
p.setCompositionMode(QPainter::CompositionMode_Source);
p.drawPixmap(0, 0, sourceWidgetSnapshot);
// Set original picture's reference to new transparent one
sourceWidgetSnapshot = transparent;
}
// target
{
targetWidgetSnapshot = QPixmap::grabWidget(targetWidget);
// Create new picture for transparent
QPixmap transparent(targetWidgetSnapshot.size());
// QPixmap transparent(targetWidget.size());
// Do transparency
transparent.fill(Qt::transparent);
QPainter p(&transparent);
p.setCompositionMode(QPainter::CompositionMode_Source);
p.drawPixmap(0, 0, targetWidgetSnapshot);
// Set original picture's reference to new transparent one
targetWidgetSnapshot = transparent;
}
}
void gpsp4Qt::ApplyTransparency(QPixmap &pm, QString png)
{
pm.load(png);
QPixmap transparent(pm.size());
transparent.fill(Qt::transparent);
QPainter p(&transparent);
p.setCompositionMode(QPainter::CompositionMode_Source);
p.drawPixmap(0, 0, pm);
p.setCompositionMode(QPainter::CompositionMode_DestinationIn);
p.fillRect(transparent.rect(), QColor(0, 0, 0, (m_settings.iButtonOpacity * 255) / 4));
p.end();
pm = transparent;
}
bool KstViewLabel::fillConfigWidget(QWidget *w, bool isNew) const {
ViewLabelWidget *widget = dynamic_cast<ViewLabelWidget*>(w);
if (!widget) {
return false;
}
if (isNew) { // probably a new label: set widget to defaults
widget->_precision->setValue(8);
widget->_rotation->setValue(0);
widget->_fontSize->setValue(0);
widget->_horizontal->setCurrentItem(0);
widget->_fontColor->setColor(KstSettings::globalSettings()->foregroundColor);
widget->_font->setCurrentFont(KstApp::inst()->defaultFont());
widget->_margin->setValue(5);
widget->_boxColors->setColor(KstSettings::globalSettings()->backgroundColor);
if (size().width() * size().height() < 25) { // assume a click, and default to just text
widget->_transparent->setChecked(true);
widget->_border->setValue(0);
} else { // someone drew a box, so assume that is what they wanted
widget->_transparent->setChecked(false);
widget->_border->setValue(2);
}
} else {
// No, this is broken. It kills latex.
#if 0
// replace \n & \t with tabs and newlines for the text edit box
QString tmpstr = text();
tmpstr.replace(QString("\\n"), "\n");
tmpstr.replace(QString("\\t"), "\t");
widget->_text->setText(tmpstr);
#endif
widget->_text->setText(text());
widget->_precision->setValue(int(dataPrecision()));
widget->_rotation->setValue(double(rotation()));
widget->_fontSize->setValue(int(fontSize()));
widget->_horizontal->setCurrentIndex(horizJustifyWrap());
widget->_fontColor->setColor(foregroundColor());
widget->_font->setCurrentFont(fontName());
widget->_transparent->setChecked(transparent());
widget->_border->setValue(borderWidth());
widget->_boxColors->setColor(borderColor());
widget->_margin->setValue(_labelMargin);
}
widget->_text->setFocus();
return true;
}
Material::Material(Material_t tag)
: tag(tag),
vertexShader(this),
fragmentShader(this),
index0AttributeName(this)
{
mId = Material::MaterialIdCount++;
mUuid = Math::generateUUID();
mName = "";
side() = kFrontSide;
opacity() = 1.0f;
transparent() = false;
blending() = kNormalBlending;
blendSrc() = kSrcAlphaFactor;
blendDst() = kOneMinusSrcAlphaFactor;
blendEquation() = kAddEquation;
depthTest() = true;
depthWrite() = true;
polygonOffset() = false;
polygonOffsetFactor() = 0;
polygonOffsetUnits() = 0;
// mAlphaTest = 0;
overdraw() = 0; // Overdrawn pixels (typically between 0 and 1) for fixing antialiasing gaps in CanvasRenderer
visible() = true;
needsUpdate() = true;
// By default, bind position to attribute index 0. In WebGL, attribute 0
// should always be used to avoid potentially expensive emulation.
index0AttributeName("position");
linewidth() = 1.0f;
metal() = false;
perPixel() = true;
shading() = kNoShading;
vertexColors() = kNoColors;
wireframe() = false;
wireframeLinewidth() = 1.0f;
}
// -----------------------------------------------------------------------------
//
// -----------------------------------------------------------------------------
void PipelineFilterWidget::mouseMoveEvent(QMouseEvent* event)
{
if(!(event->buttons() & Qt::LeftButton))
{
return;
}
if((event->pos() - dragStartPosition).manhattanLength() < QApplication::startDragDistance())
{
return;
}
// The user is dragging the filter widget so we should set it as selected.
setIsSelected(true);
QPixmap pixmap = grab();
// Create new picture for transparent
QPixmap transparent(pixmap.size());
// Do transparency
transparent.fill(Qt::transparent);
#if 1
QPainter p;
p.begin(&transparent);
p.setOpacity(0.70);
p.drawPixmap(0, 0, pixmap);
p.end();
#endif
QByteArray itemData;
QDataStream dataStream(&itemData, QIODevice::WriteOnly);
dataStream << transparent << QPoint(event->pos());
QMimeData* mimeData = new QMimeData;
mimeData->setData("application/x-dnditemdata", itemData);
QDrag* drag = new QDrag(this);
drag->setMimeData(mimeData);
drag->setPixmap(transparent);
drag->setHotSpot(event->pos());
emit dragStarted(this);
// if(drag->exec(Qt::CopyAction | Qt::MoveAction, Qt::CopyAction) == Qt::MoveAction)
// {
// qDebug() << "Drag should close the widget because it was MOVE" << "\n";
// }
// else
// {
// qDebug() << "Drag should leave Widget alone because it was COPY" << "\n";
// }
drag->exec(Qt::MoveAction);
}
void QuickLauncher::updateStickyHighlightLayer()
{
// Creates a transparent image which is used
// to highlight those buttons which will never
// be removed automatically from the launcher
TQPixmap areaPix(width(), height());
TQPainter areaPixPainter(&areaPix);
areaPixPainter.fillRect(0, 0, width(), height(), TQColor(255, 255, 255));
TQSize itemSize = m_manager->itemSize();
TQSize spaceSize = m_manager->spaceSize();
for (uint n=0; n<m_buttons->size(); ++n)
{
TQPoint pos = m_manager->pos(n);
if ((*m_buttons)[n]->sticky() == false)
{
areaPixPainter.fillRect(pos.x()-(spaceSize.width()+1)/2,
pos.y()-(spaceSize.height()+1)/2,
itemSize.width()+spaceSize.width()+1,
itemSize.height()+spaceSize.height()+1,
TQColor(0, 0, 0));
}
}
TQImage areaLayer = areaPix.convertToImage();
m_stickyHighlightLayer = TQImage(width(), height(), 32);
m_stickyHighlightLayer.setAlphaBuffer(true);
int pix, tlPix, brPix, w(width()), h(height());
QRgb transparent(tqRgba(0, 0, 0, 0));
for (int y = h-1; y >= 0; --y)
{
for (int x = w-1; x >= 0; --x)
{
pix = tqRed(areaLayer.pixel(x, y));
if (pix == 0)
{
tlPix = (y>0 && x>0) ? tqRed(areaLayer.pixel(x-1,y-1)) : 255;
brPix = (y<h-1 && x<w-1) ? tqRed(areaLayer.pixel(x+1,y+1)) : 255;
int c = tlPix-brPix < 0 ? 255 : 0;
int alpha = abs(tlPix-brPix)/2;
m_stickyHighlightLayer.setPixel(x, y, tqRgba(c, c, c, alpha));
}
else
{
m_stickyHighlightLayer.setPixel(x, y, transparent);
}
}
}
repaint();
}
static void
CopyTextRectangle(SDLRasterCanvas &canvas, int x, int y,
unsigned width, unsigned height,
TextCache::Result s,
Color text_color, Color background_color, bool opaque)
{
if (opaque) {
OpaqueAlphaPixelOperations<ActivePixelTraits, GreyscalePixelTraits>
opaque(canvas.Import(background_color), canvas.Import(text_color));
CopyTextRectangle(canvas, x, y, width, height, opaque, s);
} else {
ColoredAlphaPixelOperations<ActivePixelTraits, GreyscalePixelTraits>
transparent(canvas.Import(text_color));
CopyTextRectangle(canvas, x, y, width, height, transparent, s);
}
}
void KstPlotGroup::paintSelf(KstPainter& p, const QRegion& bounds) {
if (!transparent()) {
p.save();
// fill non-children areas with color
QRegion clipRegion(contentsRect());
QBrush brush(_backgroundColor);
for (KstViewObjectList::Iterator i = _children.begin(); i != _children.end(); ++i) {
clipRegion -= (*i)->clipRegion();
}
p.setClipRegion(clipRegion);
p.fillRect(contentsRect(), brush);
p.restore();
}
KstMetaPlot::paintSelf(p, bounds);
}
void
Canvas::DrawTransparentText(int x, int y, const TCHAR *text)
{
assert(text != nullptr);
#ifndef UNICODE
assert(ValidateUTF8(text));
#endif
auto s = RenderText(font, text);
if (s.data == nullptr)
return;
SDLRasterCanvas canvas(buffer);
ColoredAlphaPixelOperations<ActivePixelTraits, GreyscalePixelTraits>
transparent(canvas.Import(text_color));
CopyTextRectangle(canvas, x, y, s.width, s.height, transparent, s);
}
void tst_QPixmap::transformed()
{
QFETCH(QSize, size);
QFETCH(QTransform, transform);
QFETCH(Qt::TransformationMode, transformMode);
QPixmap opaque(size);
QPixmap transparent(size);
opaque.fill(QColor(255, 0, 0));
transparent.fill(QColor(255, 0, 0, 200));
QPixmap transformed1;
QPixmap transformed2;
QBENCHMARK {
transformed1 = opaque.transformed(transform, transformMode);
transformed2 = transparent.transformed(transform, transformMode);
}
}
void
Canvas::DrawClippedText(int x, int y, unsigned max_width, const TCHAR *text)
{
static TCHAR text_buffer[256];
assert(text != NULL);
#ifndef UNICODE
assert(ValidateUTF8(text));
#endif
const TCHAR *clipped_text = text;
unsigned width = Canvas::CalcTextWidth(text);
if (width > max_width) {
#warning "that wrong, does not handle multibyte char."
unsigned new_size;
fixed target_percent = fixed(max_width) / fixed(width);
new_size = fixed(StringLength(text)) * target_percent;
CopyString(text_buffer, text, std::min(new_size, 256u));
clipped_text = text_buffer;
}
#ifndef UNICODE
assert(ValidateUTF8(clipped_text));
#endif
auto s = RenderText(font, clipped_text);
if (s.data == nullptr)
return;
SDLRasterCanvas canvas(buffer);
if (background_mode == OPAQUE) {
OpaqueAlphaPixelOperations<ActivePixelTraits, GreyscalePixelTraits>
opaque(canvas.Import(background_color), canvas.Import(text_color));
canvas.CopyRectangle<decltype(opaque), GreyscalePixelTraits>
(x, y, s.width, s.height,
GreyscalePixelTraits::const_pointer_type(s.data),
s.pitch, opaque);
} else {
ColoredAlphaPixelOperations<ActivePixelTraits, GreyscalePixelTraits>
transparent(canvas.Import(text_color));
canvas.CopyRectangle<decltype(transparent), GreyscalePixelTraits>
(x, y, s.width, s.height,
GreyscalePixelTraits::const_pointer_type(s.data),
s.pitch, transparent);
}
}
void tst_QPixmap::scaled()
{
QFETCH(QSize, size);
QFETCH(QSize, scale);
QFETCH(Qt::AspectRatioMode, ratioMode);
QFETCH(Qt::TransformationMode, transformMode);
QPixmap opaque(size);
QPixmap transparent(size);
opaque.fill(QColor(255, 0, 0));
transparent.fill(QColor(255, 0, 0, 200));
QPixmap scaled1;
QPixmap scaled2;
QBENCHMARK {
scaled1 = opaque.scaled(scale, ratioMode, transformMode);
scaled2 = transparent.scaled(scale, ratioMode, transformMode);
}
}
void PictogramObject::update(float wall_dt, float ros_dt)
{
if (text_.empty()) {
// not yet setted
return;
}
// update position and orientation
if (!context_) {
return;
}
updatePose(wall_dt);
if (!need_to_update_) {
return;
}
need_to_update_ = false;
ScopedPixelBuffer buffer = texture_object_->getBuffer();
QColor transparent(255, 255, 255, 0);
QImage Hud = buffer.getQImage(128, 128, transparent); // should change according to size
QPainter painter( &Hud );
painter.setRenderHint(QPainter::Antialiasing, true);
QColor foreground = rviz::ogreToQt(color_);
painter.setPen(QPen(foreground, 5, Qt::SolidLine));
if (isCharacterSupported(text_)) {
QFont font = getFont(text_);
QString pictogram_text = lookupPictogramText(text_);
if (isEntypo(text_)) {
font.setPointSize(100);
}
else if (isFontAwesome(text_)) {
font.setPointSize(45);
}
painter.setFont(font);
painter.drawText(0, 0, 128, 128,
Qt::AlignHCenter | Qt::AlignVCenter,
pictogram_text);
painter.end();
}
else {
ROS_WARN("%s is not supported", text_.c_str());
}
}
void SkirmishMenuState::drawSpecifics()
{
DataCache::Instance()->getGameData("BigPlanet")->getImage();
ImagePtr houseChoice = DataCache::Instance()->getGameData("UI_HouseChoiceBackground")->getImage()->getCopy();
houseChoice->drawBorders1();
Rect area(20, 53, 300, 53+95);
houseChoice->greyOut(area);
m_middleFrame->changeBackground(houseChoice);
m_selectionBox->setPosition(area.getPosition() - 1);
m_selectionBox->setSize(area.getSize());
m_middleFrame->addChild(m_selectionBox);
ImagePtr atreides = DataCache::Instance()->getGameData("UI_HeraldColoredAtreides")->getImage();
ImagePtr transparent(new Image(atreides->getSize()));
transparent->setColorKey();
GraphicButton *atreidesButton = new GraphicButton(transparent, atreides);
atreidesButton->setPosition(UPoint(0, 0));
atreidesButton->onClick.connect(
boost::bind(&SkirmishMenuState::setHouse, this, HOUSE_ATREIDES));
m_selectionBox->addChild(atreidesButton);
ImagePtr ordos = DataCache::Instance()->getGameData("UI_HeraldColoredOrdos")->getImage();
transparent->setColorKey();
GraphicButton *ordosButton = new GraphicButton(transparent, ordos);
ordosButton->setPosition(UPoint(96, 0));
ordosButton->onClick.connect(
boost::bind(&SkirmishMenuState::setHouse, this, HOUSE_ORDOS));
m_selectionBox->addChild(ordosButton);
ImagePtr harkonnen = DataCache::Instance()->getGameData("UI_HeraldColoredHarkonnen")->getImage();
transparent->setColorKey();
GraphicButton *harkonnenButton = new GraphicButton(transparent, harkonnen);
harkonnenButton->setPosition(UPoint(194, 0));
harkonnenButton->onClick.connect(
boost::bind(&SkirmishMenuState::setHouse, this, HOUSE_HARKONNEN));
m_selectionBox->addChild(harkonnenButton);
m_missionLabel->redraw();
}
void RenderArea::paintEvent(QPaintEvent *)
{
QPainter painter(this);
QImage transparent(600, 600, QImage::Format_ARGB32_Premultiplied);
transparent.fill(QColor(0,0,0,0).rgba());
switch (shape) {
case RenderArea::Line:
if (dragging) {
drawLine(&transparent);
} else {
drawLine(&image);
}
break;
case RenderArea::AALine:
if (dragging) {
drawAALine(&transparent);
} else {
drawAALine(&image);
}
break;
case RenderArea::Circle:
if (dragging) {
drawCircle(&transparent);
} else {
drawCircle(&image);
}
break;
case RenderArea::FilledCircle:
if (dragging) {
drawFilledCircle(&transparent);
} else {
drawFilledCircle(&image);
}
break;
}
painter.drawImage(QPoint(0, 0), image);
if (dragging)
painter.drawImage(QPoint(0, 0), transparent);
}
void GPS::initializeImages(){
QPixmap gpsPix;
gpsPix.load(":gps");
// Create new picture for transparent
QPixmap transparent(gpsPix.size());
// Do transparency
transparent.fill(Qt::transparent);
QPainter p(&transparent);
p.setCompositionMode(QPainter::CompositionMode_Source);
p.drawPixmap(0, 0, gpsPix);
p.setCompositionMode(QPainter::CompositionMode_DestinationIn);
// Set transparency level to 150 (possible values are 0-255)
p.fillRect(transparent.rect(), QColor(0, 0, 0, 150));
p.end();
// Set original picture's reference to new transparent one
gpsPix = transparent;
gps = new QGraphicsPixmapItem(gpsPix);
halfSizeImage = gpsPix.size().height() / 2;
gps->setTransformationMode(Qt::SmoothTransformation);
gps->setScale(sizes[index]);
gps->setOffset(-halfSizeImage, -halfSizeImage);
QFont b;
gpsScene->addItem(gps);
b.setStyleHint(QFont::Decorative);
b.setBold(true);
b.setPointSize(16);
latitude=gpsScene->addSimpleText("Latitude: 0",b);
longitude=gpsScene->addSimpleText("Longitude: 0",b);
latitude->setPos(latitudePosition.x() * sizes[index] - halfSizeImage * sizes[index], latitudePosition.y() * sizes[index] - halfSizeImage * sizes[index]);
longitude->setPos(longitudePosition.x() * sizes[index] - halfSizeImage * sizes[index], longitudePosition.y() * sizes[index] - halfSizeImage * sizes[index]);
}
void Graphic::drawImageWithAlpha(Image image) {
SDL_Surface* tempScreen = NULL;
if ((tempScreen = SDL_CreateRGBSurface(SDL_HWSURFACE | SDL_SRCALPHA | SDL_DOUBLEBUF, image.getSurface()->w, image.getSurface()->h, 32, 0, 0, 0, 0)) == NULL)
return;
if (SDL_SetAlpha(tempScreen, SDL_SRCALPHA, image.alpha) < 0) {
SDL_FreeSurface(tempScreen);
tempScreen = NULL;
return;
}
if (!transparent(tempScreen, 0, 0, 0)) {
SDL_FreeSurface(tempScreen);
tempScreen = NULL;
return;
}
SDL_Rect destR;
destR.x = image.x;
destR.y = image.y;
SDL_Rect srcR;
srcR.x = 0;
srcR.y = 0;
srcR.w = image.width;
srcR.h = image.height;
SDL_BlitSurface(image.getSurface(), &srcR, tempScreen, &destR);
if (!onDraw(surface, tempScreen, image.x, image.y)) {
SDL_FreeSurface(tempScreen);
tempScreen = NULL;
return;
}
SDL_FreeSurface(tempScreen);
tempScreen = NULL;
}
void Rectangle::
test()
{
std::string name = "Rectangle";
int argc = 1;
char * argv = &name[0];
QApplication a(argc,&argv);
// It should apply a bandpass and time filter between f1,s1 and f2,s2 to a signal.
{
Signal::Processing::Chain::ptr cp = Signal::Processing::Chain::createDefaultChain ();
Signal::OperationDesc::ptr transparent(new Test::TransparentOperationDesc);
Signal::OperationDesc::ptr buffersource(new Signal::BufferSource(Test::RandomBuffer::smallBuffer ()));
Tfr::ChunkFilterDesc::ptr cfd(new Rectangle(1,2,4,4,false));
Signal::OperationDesc::ptr rectangledesc(new TransformOperationDesc(cfd));
Signal::Processing::TargetMarker::ptr at = cp->addTarget(transparent);
Signal::Processing::TargetNeeds::ptr n = at->target_needs();
cp->addOperationAt(buffersource,at);
cp->addOperationAt(rectangledesc,at);
n->updateNeeds(Signal::Interval(0,10));
EXCEPTION_ASSERT( n->sleep (200) );
}
}
