EmsiaetKadosh
84 lines
2.0 KiB
C++
84 lines
2.0 KiB
C++
//
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// Created by EmsiaetKadosh on 25-1-21.
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//
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#pragma once
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#include "def.h"
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#include "exception.h"
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class ITexture {};
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class Font {
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String name;
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HFONT fonts[16]{};
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static int idOf(const bool italic, const bool bold, const bool underline, const bool strike) {
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int ret = 0;
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if (italic) ret |= 8;
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if (bold) ret |= 4;
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if (underline) ret |= 2;
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if (strike) ret |= 1;
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return ret;
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}
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public:
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explicit Font(const String& name) : name(name) {}
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void load(const int size) noexcept(false) {
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LOGFONTW font{
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.lfHeight = size,
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.lfWidth = 0,
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.lfEscapement = 0,
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.lfOrientation = 0,
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.lfCharSet = ANSI_CHARSET,
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.lfOutPrecision = OUT_DEFAULT_PRECIS,
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.lfClipPrecision = CLIP_DEFAULT_PRECIS,
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.lfQuality = DEFAULT_QUALITY,
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.lfPitchAndFamily = DEFAULT_PITCH | FF_DONTCARE,
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};
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if (name.size() < LF_FACESIZE) memcpy(font.lfFaceName, name.c_str(), name.size());
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else throw ArrayIndexOutOfBoundException(L"Font name is too long: " + name);
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for (int i = 0; i < 16; i++) {
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font.lfWeight = i & 4 ? 700 : 400;
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font.lfItalic = i & 8;
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font.lfUnderline = i & 2;
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font.lfStrikeOut = i & 1;
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fonts[i] = CreateFontIndirectW(&font);
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}
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}
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void unload() noexcept(false) {
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for (int i = 0; i < 16; ++i) {
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DeleteObject(fonts[i]);
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fonts[i] = nullptr;
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}
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}
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};
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class TextureManager {
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Map<int, Font> fonts;
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Map<String, ObjectHolder<ITexture>> textures;
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Font* defaultFont = nullptr;
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using IterFont = Map<int, Font>::const_iterator;
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using IterTexture = Map<String, ObjectHolder<ITexture>>::const_iterator;
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public:
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TextureManager() {
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try {
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fonts.insert(std::make_pair(0, Font(L"Arial")));
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defaultFont = &fonts.at(0);
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} catch (const std::out_of_range& e) {
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} catch (const ArrayIndexOutOfBoundException& e){}
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}
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const Font& getFont(const int id) const noexcept {
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IterFont iterator = fonts.find(id);
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if (iterator == fonts.cend()) return *defaultFont;
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return iterator->second;
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}
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};
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inline static TextureManager textureManager = TextureManager();
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