Files
panopainter/engine/node_icon.cpp

69 lines
1.8 KiB
C++

#include "pch.h"
#include "log.h"
#include "node_icon.h"
#include "asset.h"
#include "texture.h"
std::map<std::string, glm::vec4> NodeIcon::m_icons;
void NodeIcon::static_init()
{
// spritesheet maker: https://draeton.github.io/stitches/
// icons: http://www.famfamfam.com/lab/icons/silk/
// regex css -> spritesheet.txt: \.([^{]+) {\s+width: (\d+)px;\s+height: (\d+)px;\s+.*: -(\d+)px -(\d+)px;\s+}\s+
// to: "\1",\2,\3,\4,\5\n
Asset file;
if (!(file.open("data/spritesheet.txt") && file.read_all()))
return;
char* data = (char*)file.m_data;
int size = file.m_len;
static char name[256];
int x, y, w, h;
char* s = strtok(data, "\n");
auto i = strlen(s) + 1;
while (i < size && sscanf(s, "%s %d %d %d %d", name, &w, &h, &x, &y) == 5)
{
m_icons[name] = glm::vec4(x, y, x + w, y + h);
s = strtok(nullptr, "\n");
i += strlen(s) + 1;
}
file.close();
TextureManager::load("data/spritesheet.png");
}
Node* NodeIcon::clone_instantiate() const
{
return new NodeIcon();
}
void NodeIcon::clone_copy(Node* dest) const
{
NodeImage::clone_copy(dest);
NodeIcon* n = static_cast<NodeIcon*>(dest);
n->m_icon_name = m_icon_name;
}
void NodeIcon::create()
{
m_region = m_icons[m_icon_name];
m_path = "data/spritesheet.png";
m_tex_id = const_hash(m_path.c_str());
m_use_atlas = true;
NodeImage::create();
auto tex_sz = TextureManager::get(m_tex_id).size();
YGNodeStyleSetAspectRatio(y_node, tex_sz.x / tex_sz.y);
}
void NodeIcon::parse_attributes(kAttribute ka, const tinyxml2::XMLAttribute* attr)
{
NodeImage::parse_attributes(ka, attr);
switch (ka)
{
case kAttribute::Icon:
m_icon_name = attr->Value();
break;
default:
break;
}
}