6663b6c9
 adorian
projet complet av...
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#include "product_layout.h"
#include "char_layout.h"
#include "horizontal_layout.h"
namespace Poincare {
ExpressionLayout * ProductLayout::clone() const {
ProductLayout * layout = new ProductLayout(const_cast<ProductLayout *>(this)->argumentLayout(), const_cast<ProductLayout *>(this)->lowerBoundLayout(), const_cast<ProductLayout *>(this)->upperBoundLayout(), true);
return layout;
}
int ProductLayout::writeTextInBuffer(char * buffer, int bufferSize) const {
return SequenceLayout::writeDerivedClassInBuffer("product", buffer, bufferSize);
}
void ProductLayout::render(KDContext * ctx, KDPoint p, KDColor expressionColor, KDColor backgroundColor) {
// Compute sizes.
KDSize upperBoundSize = upperBoundLayout()->size();
KDSize lowerBoundSizeWithNEquals = HorizontalLayout(new CharLayout('n'), new CharLayout('='), lowerBoundLayout()->clone(), false).size();
// Render the Product symbol.
ctx->fillRect(KDRect(p.x() + max(max(0, (upperBoundSize.width()-k_symbolWidth)/2), (lowerBoundSizeWithNEquals.width()-k_symbolWidth)/2),
p.y() + max(upperBoundSize.height()+k_boundHeightMargin, argumentLayout()->baseline()-(k_symbolHeight+1)/2),
k_lineThickness, k_symbolHeight), expressionColor);
ctx->fillRect(KDRect(p.x() + max(max(0, (upperBoundSize.width()-k_symbolWidth)/2), (lowerBoundSizeWithNEquals.width()-k_symbolWidth)/2),
p.y() + max(upperBoundSize.height()+k_boundHeightMargin, argumentLayout()->baseline()-(k_symbolHeight+1)/2),
k_symbolWidth, k_lineThickness), expressionColor);
ctx->fillRect(KDRect(p.x() + max(max(0, (upperBoundSize.width()-k_symbolWidth)/2), (lowerBoundSizeWithNEquals.width()-k_symbolWidth)/2)+k_symbolWidth,
p.y() + max(upperBoundSize.height()+k_boundHeightMargin, argumentLayout()->baseline()-(k_symbolHeight+1)/2),
k_lineThickness, k_symbolHeight), expressionColor);
// Render the "n=" and the parentheses.
SequenceLayout::render(ctx, p, expressionColor, backgroundColor);
}
}
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