ES-DE/src/components/ButtonComponent.cpp

66 lines
1.5 KiB
C++

#include "ButtonComponent.h"
#include "../Renderer.h"
#include "../Window.h"
ButtonComponent::ButtonComponent(Window* window) : GuiComponent(window),
mBox(window, ":/button.png")
{
setSize(64, 48);
}
void ButtonComponent::onSizeChanged()
{
mBox.setSize(mSize);
}
void ButtonComponent::setPressedFunc(std::function<void()> f)
{
mPressedFunc = f;
}
bool ButtonComponent::input(InputConfig* config, Input input)
{
if(config->isMappedTo("a", input))
{
mPressedFunc();
return true;
}
return GuiComponent::input(config, input);
}
void ButtonComponent::setText(const std::string& text, unsigned int color)
{
mText = text;
std::shared_ptr<Font> f = getFont();
mTextCache = std::unique_ptr<TextCache>(f->buildTextCache(mText, 0, 0, color));
mOpacity = color & 0x000000FF;
setSize(mTextCache->metrics.size + Eigen::Vector2f(12, 12));
}
void ButtonComponent::render(const Eigen::Affine3f& parentTrans)
{
Eigen::Affine3f trans = parentTrans * getTransform();
mBox.render(trans);
if(mTextCache)
{
Eigen::Vector3f centerOffset((mSize.x() - mTextCache->metrics.size.x()) / 2, (mSize.y() - mTextCache->metrics.size.y()) / 2, 0);
trans = trans.translate(centerOffset);
Renderer::setMatrix(trans);
getFont()->renderTextCache(mTextCache.get());
trans = trans.translate(-centerOffset);
}
renderChildren(trans);
}
std::shared_ptr<Font> ButtonComponent::getFont()
{
return Font::get(*mWindow->getResourceManager(), Font::getDefaultPath(), FONT_SIZE_SMALL);
}