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#include "client/pch.hh"
#include "client/status_lines.hh"
#include "client/globals.hh"
#include "client/imdraw_ext.hh"
static float line_offsets[STATUS_COUNT];
static ImFont* line_fonts[STATUS_COUNT];
static ImVec4 line_text_colors[STATUS_COUNT];
static ImVec4 line_shadow_colors[STATUS_COUNT];
static std::string line_strings[STATUS_COUNT];
static std::uint64_t line_spawns[STATUS_COUNT];
static float line_fadeouts[STATUS_COUNT];
void status_lines::init(void)
{
for(unsigned int i = 0U; i < STATUS_COUNT; ++i) {
line_text_colors[i] = ImVec4(0.0f, 0.0f, 0.0f, 0.0f);
line_shadow_colors[i] = ImVec4(0.0f, 0.0f, 0.0f, 0.0f);
line_strings[i] = std::string();
line_spawns[i] = UINT64_MAX;
line_fadeouts[i] = 0.0f;
}
}
void status_lines::init_late(void)
{
line_offsets[STATUS_DEBUG] = 64.0f;
line_offsets[STATUS_HOTBAR] = 40.0f;
}
void status_lines::layout(void)
{
line_fonts[STATUS_DEBUG] = globals::font_debug;
line_fonts[STATUS_HOTBAR] = globals::font_chat;
auto viewport = ImGui::GetMainViewport();
auto draw_list = ImGui::GetForegroundDrawList();
for(unsigned int i = 0U; i < STATUS_COUNT; ++i) {
auto offset = line_offsets[i] * globals::gui_scale;
auto& text = line_strings[i];
auto* font = line_fonts[i];
auto size = font->CalcTextSizeA(font->FontSize, FLT_MAX, 0.0f, text.c_str(), text.c_str() + text.size());
auto pos = ImVec2(0.5f * (viewport->Size.x - size.x), viewport->Size.y - offset);
auto spawn = line_spawns[i];
auto fadeout = line_fadeouts[i];
auto alpha = std::exp(-1.0f * std::pow(1.0e-6f * static_cast<float>(globals::curtime - spawn) / fadeout, 10.0f));
auto& color = line_text_colors[i];
auto& shadow = line_shadow_colors[i];
auto color_U32 = ImGui::GetColorU32(ImVec4(color.x, color.y, color.z, color.w * alpha));
auto shadow_U32 = ImGui::GetColorU32(ImVec4(shadow.x, shadow.y, shadow.z, color.w * alpha));
imdraw_ext::text_shadow(text, pos, color_U32, shadow_U32, font, draw_list);
}
}
void status_lines::set(unsigned int line, const std::string& text, const ImVec4& color, float fadeout)
{
line_text_colors[line] = ImVec4(color.x, color.y, color.z, color.w);
line_shadow_colors[line] = ImVec4(color.x * 0.1f, color.y * 0.1f, color.z * 0.1f, color.w);
line_strings[line] = std::string(text);
line_spawns[line] = globals::curtime;
line_fadeouts[line] = fadeout;
}
void status_lines::unset(unsigned int line)
{
line_text_colors[line] = ImVec4(0.0f, 0.0f, 0.0f, 0.0f);
line_shadow_colors[line] = ImVec4(0.0f, 0.0f, 0.0f, 0.0f);
line_strings[line] = std::string();
line_spawns[line] = UINT64_C(0);
line_fadeouts[line] = 0.0f;
}
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