int TextureHooks::LoadTexture(int textureId, TigTextureRegistryEntry* textureOut) {
// Only one tig buffer can be returned at a time by this function,
// Since we don't want to memory manage
static TigBuffer buffer { 0, };
auto texture = gfx::textureManager->GetById(textureId);
if (!texture->IsValid()) {
return 17;
}
auto deviceTexture = texture->GetDeviceTexture();
if (!deviceTexture) {
// Loading failed...
return 17;
}
textureOut->comes_from_mdf = false; // Irrelevant
textureOut->textureId = textureId;
textureOut->name[0] = 0; // Never read
auto size = texture->GetSize();
textureOut->width = size.width;
textureOut->height = size.height;
const auto &rect = texture->GetContentRect();
textureOut->rect.x = rect.x;
textureOut->rect.y = rect.y;
textureOut->rect.width = rect.width;
textureOut->rect.height = rect.height;
textureOut->buffer = &buffer;
if (buffer.d3dtexture) {
// DeleteTextureAdapter(buffer.d3dtexture); // TODO: Ownership semantics...
}
buffer.d3dtexture = CreateTextureAdapter(deviceTexture);
buffer.texturewidth = size.width;
buffer.textureheight = size.height;
return 0;
}
void RatingsButton::Draw(nux::GraphicsEngine& GfxContext, bool force_draw)
{
int rating = static_cast<int>(GetRating() * NUM_STARS);
// FIXME: 9/26/2011
// We should probably support an API for saying whether the ratings
// should or shouldn't support half stars...but our only consumer at
// the moment is the applications scope which according to design
// (Bug #839759) shouldn't. So for now just force rounding.
// int total_half_stars = rating % 2;
// int total_full_stars = rating / 2;
int total_full_stars = rating;
nux::Geometry const& geo = GetGeometry();
nux::Geometry geo_star(geo);
geo_star.width = star_size_.CP(scale);
geo_star.height = star_size_.CP(scale);
gPainter.PaintBackground(GfxContext, geo);
// set up our texture mode
nux::TexCoordXForm texxform;
texxform.SetWrap(nux::TEXWRAP_CLAMP_TO_BORDER, nux::TEXWRAP_CLAMP_TO_BORDER);
texxform.SetTexCoordType(nux::TexCoordXForm::OFFSET_SCALE_COORD);
texxform.SetFilter(nux::TEXFILTER_LINEAR, nux::TEXFILTER_LINEAR);
// clear what is behind us
unsigned int alpha = 0, src = 0, dest = 0;
GfxContext.GetRenderStates().GetBlend(alpha, src, dest);
GfxContext.GetRenderStates().SetBlend(true, GL_ONE, GL_ONE_MINUS_SRC_ALPHA);
nux::Color col = nux::color::Black;
col.alpha = 0;
GfxContext.QRP_Color(geo.x,
geo.y,
geo.width,
geo.height,
col);
for (int index = 0; index < NUM_STARS; ++index)
{
dash::Style& style = dash::Style::Instance();
auto texture = style.GetStarSelectedIcon();
if (index < total_full_stars)
{
if (GetVisualState() == nux::ButtonVisualState::VISUAL_STATE_NORMAL)
texture = style.GetStarSelectedIcon();
else if (GetVisualState() == nux::ButtonVisualState::VISUAL_STATE_PRELIGHT)
texture = style.GetStarSelectedIcon();
else if (GetVisualState() == nux::ButtonVisualState::VISUAL_STATE_PRESSED)
texture = style.GetStarSelectedIcon();
}
else
{
if (GetVisualState() == nux::ButtonVisualState::VISUAL_STATE_NORMAL)
texture = style.GetStarDeselectedIcon();
else if (GetVisualState() == nux::ButtonVisualState::VISUAL_STATE_PRELIGHT)
texture = style.GetStarDeselectedIcon();
else if (GetVisualState() == nux::ButtonVisualState::VISUAL_STATE_PRESSED)
texture = style.GetStarDeselectedIcon();
}
GfxContext.QRP_1Tex(geo_star.x,
geo_star.y,
geo_star.width,
geo_star.height,
texture->GetDeviceTexture(),
texxform,
nux::Color(1.0f, 1.0f, 1.0f, 1.0f));
if (focused_star_ == index)
{
GfxContext.QRP_1Tex(geo_star.x,
geo_star.y,
geo_star.width,
geo_star.height,
style.GetStarHighlightIcon()->GetDeviceTexture(),
texxform,
nux::Color(1.0f, 1.0f, 1.0f, 0.5f));
}
geo_star.x += geo_star.width + star_gap_.CP(scale);
}
GfxContext.GetRenderStates().SetBlend(alpha, src, dest);
}
