void Layer::beginClip( View *view, Renderer *ren )
{
Rectf viewWorldBounds = view->getWorldBounds();
vec2 lowerLeft = viewWorldBounds.getLowerLeft();
if( mRootView->mRendersToFrameBuffer ) {
// get bounds of view relative to framebuffer. // TODO: need a method like convertPointToView( view, point );
Rectf frameBufferWorldBounds = mRootView->getWorldBounds();
Rectf viewBoundsInFrameBuffer = viewWorldBounds - frameBufferWorldBounds.getUpperLeft();
// Take lower left relative to FrameBuffer, which might actually be larger than mFrameBufferBounds
lowerLeft = viewBoundsInFrameBuffer.getLowerLeft();
lowerLeft.y = mFrameBuffer->getHeight() - lowerLeft.y;
// TODO: reason through if this makes sense in general
// - needed to add it when rendering to virtual canvas but stroked rect went beyond borders
lowerLeft.y += mFrameBufferBounds.y1;
}
else {
// rendering to window, flip y relative to Graph's bottom left using its clipping size
ivec2 clippingSize = mRootView->getGraph()->getClippingSize();
lowerLeft.y = clippingSize.y - lowerLeft.y;
}
auto ctx = gl::context();
ctx->pushBoolState( GL_SCISSOR_TEST, GL_TRUE );
ctx->pushScissor( std::pair<ivec2, ivec2>( lowerLeft, view->getSize() ) );
}
void WordSuggest::specialDraw() const
{
// *** BACKGROUND ***
if (getStyle()->backgroundColor.a > 0)
{
// Bind, fill and draw background
mpBackground->bind();
mpBackground->getShader()->fillValue("matrix", mFullDrawMatrix);
mpBackground->getShader()->fillValue("color", getStyle()->backgroundColor);
mpBackground->getShader()->fillValue("alpha", getMultipliedDimmedAlpha());
mpBackground->draw();
}
// *** SUGGESTIONS ***
if (!mSuggestions.empty())
{
// Push scissor to prohibit text simple assets to draw outside of this element
pushScissor(mX, mY, mWidth, mHeight);
// Draw suggestions
for (const std::unique_ptr<TextSimple>& rSuggestion : mSuggestions)
{
rSuggestion->draw(getStyle()->fontColor, mAlpha);
}
// Draw thresholds (should be same number as suggestions
int count = (int)mSuggestions.size();
for (int i = 0; i < count; i++)
{
// Get threshold for that suggestion
float threshold = mThresholds[i].getValue();
// Only draw necessary stuff
if (threshold > 0)
{
// Calculate matrix
glm::mat4 matrix = calculateDrawMatrix(
mpLayout->getLayoutWidth(),
mpLayout->getLayoutHeight(),
mSuggestions[i]->getX() - (mDelta / 2),
mY,
mSuggestions[i]->getWidth() + mDelta,
mHeight);
// Draw threshold
mpThresholdItem->bind();
mpThresholdItem->getShader()->fillValue("matrix", matrix);
mpThresholdItem->getShader()->fillValue("thresholdColor", getStyle()->thresholdColor);
mpThresholdItem->getShader()->fillValue("threshold", threshold);
mpThresholdItem->getShader()->fillValue("alpha", mAlpha);
mpThresholdItem->getShader()->fillValue("orientation", 1.f); // vertical threshold
mpThresholdItem->getShader()->fillValue("mask", 0); // mask is always in slot 0
mpThresholdItem->draw();
}
}
// Draw chosen suggestions
for (const auto& rChosenSuggestion : mChosenSuggestions)
{
rChosenSuggestion.upText->draw(getStyle()->fontColor, rChosenSuggestion.alpha);
}
popScissor();
}
// Draw stuff like highlighting
InteractiveElement::specialDraw();
}
void mui::Helpers::pushScissor( Container * c, ofRectangle rect ){
pushScissor(c, rect.x, rect.y, rect.width, rect.height );
}