void RectangleTest::access() {
Rectanglei rect({34, 23}, {47, 30});
constexpr Rectanglei crect({34, 23}, {47, 30});
CORRADE_COMPARE(rect.bottomLeft(), Vector2i(34, 23));
CORRADE_COMPARE(rect.topRight(), Vector2i(47, 30));
CORRADE_COMPARE(rect.bottom(), 23);
CORRADE_COMPARE(rect.top(), 30);
CORRADE_COMPARE(rect.left(), 34);
CORRADE_COMPARE(rect.right(), 47);
CORRADE_COMPARE(rect.bottomLeft(), Vector2i(34, 23));
CORRADE_COMPARE(rect.topRight(), Vector2i(47, 30));
constexpr Int bottom = crect.bottom();
constexpr Int top = crect.top();
constexpr Int left = crect.left();
constexpr Int right = crect.right();
CORRADE_COMPARE(bottom, 23);
CORRADE_COMPARE(top, 30);
CORRADE_COMPARE(left, 34);
CORRADE_COMPARE(right, 47);
constexpr Vector2i bottomLeft = crect.bottomLeft();
constexpr Vector2i topRight = crect.topRight();
CORRADE_COMPARE(bottomLeft, Vector2i(34, 23));
CORRADE_COMPARE(topRight, Vector2i(47, 30));
CORRADE_COMPARE(rect.topLeft(), Vector2i(34, 30));
CORRADE_COMPARE(rect.bottomRight(), Vector2i(47, 23));
}
QImage QtNativeFont::nativeFontRasterize(String const &text,
Vector4ub const &foreground,
Vector4ub const &background) const
{
#ifdef LIBGUI_ACCURATE_TEXT_BOUNDS
Rectanglei const bounds = measure(text);
#else
Rectanglei const bounds(Vector2i(0, -d->metrics->ascent()),
Vector2i(d->metrics->width(text),
d->metrics->descent()));
#endif
QColor const fgColor(foreground.x, foreground.y, foreground.z, foreground.w);
QColor const bgColor(background.x, background.y, background.z, background.w);
QImage img(QSize(bounds.width() + 1, bounds.height() + 1),
QImage::Format_ARGB32);
img.fill(bgColor.rgba());
QPainter painter(&img);
painter.setCompositionMode(QPainter::CompositionMode_Source);
painter.setFont(d->font);
painter.setPen(fgColor);
painter.setBrush(bgColor);
painter.drawText(-bounds.left(), -bounds.top(), text);
return img;
}
void BoundTexture2d::update_data(const Rectanglei& update_region,
Texture::DataPixelFormat data_format, Texture::PixelType pixel_type, const void* data)
{
glTexSubImage2D(GL_TEXTURE_2D, 0, update_region.left(), update_region.bottom(),
update_region.width(), update_region.height(), static_cast<GLenum>(data_format),
static_cast<GLenum>(pixel_type), data);
CHECK_GL_ERROR(glTexSubImage2D);
}
duint CanvasWindow::grabAsTexture(Rectanglei const &area, GrabMode mode) const
{
QSize size;
if(mode == GrabHalfSized)
{
size = QSize(area.width()/2, area.height()/2);
}
return d->canvas->grabAsTexture(
QRect(area.left(), area.top(), area.width(), area.height()), size);
}
void glSubImage(int level, Rectanglei const &rect, Image const &image,
CubeFace face = PositiveX)
{
auto const &glFormat = image.glFormat();
LIBGUI_GL.glPixelStorei(GL_UNPACK_ALIGNMENT, GLint(glFormat.rowAlignment));
LIBGUI_GL.glPixelStorei(GL_UNPACK_ROW_LENGTH, GLint(image.width()));
int const bytesPerPixel = image.depth() / 8;
LIBGUI_GL.glTexSubImage2D(isCube()? glFace(face) : texTarget,
level, rect.left(), rect.top(), rect.width(), rect.height(),
glFormat.format, glFormat.type,
static_cast<dbyte const *>(image.bits()) +
bytesPerPixel * rect.left() + image.stride() * rect.top());
LIBGUI_GL.glPixelStorei(GL_UNPACK_ROW_LENGTH, 0);
LIBGUI_ASSERT_GL_OK();
}