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impr: Try to align additional fonts automatically

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WerWolv
2023-11-28 13:52:26 +01:00
parent 37ce37862a
commit 23fc232c47
4 changed files with 81 additions and 14 deletions
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23
plugins/builtin/source/content/fonts.cpp
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@@ -1,3 +1,4 @@
#include <imgui_internal.h>
#include <hex/api/imhex_api.hpp>
#include <romfs/romfs.hpp>
@@ -7,18 +8,34 @@
#include <fonts/fontawesome_font.h>
#include <fonts/codicons_font.h>
#include <imgui_freetype.h>
namespace hex::plugin::builtin {
void loadFonts() {
using namespace ImHexApi::Fonts;
/**
* !!IMPORTANT!!
* Always load the font files in decreasing size of their glyphs. This will make the rasterize be more
* efficient when packing the glyphs into the font atlas and therefor make the atlas much smaller.
*/
ImHexApi::Fonts::loadFont("Font Awesome 5", romfs::get("fonts/fontawesome.otf").span<u8>(), { { ICON_MIN_FA, ICON_MAX_FA } }, { 0, 3_scaled });
ImHexApi::Fonts::loadFont("VS Codicons", romfs::get("fonts/codicons.ttf").span<u8>(), { { ICON_MIN_VS, ICON_MAX_VS } }, { 0, 3_scaled });
ImHexApi::Fonts::loadFont("Unifont", romfs::get("fonts/unifont.otf").span<u8>());
ImHexApi::Fonts::loadFont("Font Awesome 5", romfs::get("fonts/fontawesome.otf").span<u8>(),
{
{ glyph(ICON_FA_BACKSPACE), glyph(ICON_FA_INFINITY), glyph(ICON_FA_TACHOMETER_ALT), glyph(ICON_FA_MICROCHIP), glyph(ICON_FA_CODE_BRANCH) }
},
{ 0, 0 },
ImGuiFreeTypeBuilderFlags_Monochrome | ImGuiFreeTypeBuilderFlags_MonoHinting);
ImHexApi::Fonts::loadFont("VS Codicons", romfs::get("fonts/codicons.ttf").span<u8>(),
{
{ ICON_MIN_VS, ICON_MAX_VS }
},
{ 0, 0 },
ImGuiFreeTypeBuilderFlags_Monochrome | ImGuiFreeTypeBuilderFlags_MonoHinting);
ImHexApi::Fonts::loadFont("Unifont", romfs::get("fonts/unifont.otf").span<u8>());
}
}

18
plugins/builtin/source/content/init_tasks.cpp
View File

@@ -208,9 +208,10 @@ namespace hex::plugin::builtin {
// Load main font
// If a custom font has been specified, load it, otherwise load the default ImGui font
ImFont *defaultFont;
if (fontFile.empty()) {
fonts->Clear();
fonts->AddFontDefault(&cfg);
defaultFont = fonts->AddFontDefault(&cfg);
} else {
if (ContentRegistry::Settings::read("hex.builtin.setting.font", "hex.builtin.setting.font.font_bold", false))
cfg.FontBuilderFlags |= ImGuiFreeTypeBuilderFlags_Bold;
@@ -219,24 +220,29 @@ namespace hex::plugin::builtin {
if (!ContentRegistry::Settings::read("hex.builtin.setting.font", "hex.builtin.setting.font.font_antialias", false))
cfg.FontBuilderFlags |= ImGuiFreeTypeBuilderFlags_Monochrome | ImGuiFreeTypeBuilderFlags_MonoHinting;
auto font = fonts->AddFontFromFileTTF(wolv::util::toUTF8String(fontFile).c_str(), 0, &cfg, defaultGlyphRanges.Data);
defaultFont = fonts->AddFontFromFileTTF(wolv::util::toUTF8String(fontFile).c_str(), 0, &cfg, defaultGlyphRanges.Data);
cfg.FontBuilderFlags = 0;
if (font == nullptr) {
if (defaultFont == nullptr) {
log::warn("Failed to load custom font! Falling back to default font.");
ImHexApi::System::impl::setFontSize(defaultFontSize);
cfg.SizePixels = defaultFontSize;
fonts->Clear();
fonts->AddFontDefault(&cfg);
defaultFont = fonts->AddFontDefault(&cfg);
}
}
// Build default font to get its metrics
fonts->Build();
// Merge all fonts into one big font atlas
cfg.MergeMode = true;
cfg.FontDataOwnedByAtlas = false;
// Add all other fonts to the atlas
auto startFlags = cfg.FontBuilderFlags;
std::list<ImVector<ImWchar>> ranges;
for (auto &font : ImHexApi::Fonts::impl::getFonts()) {
ImVector<ImWchar> fontRange;
@@ -252,9 +258,11 @@ namespace hex::plugin::builtin {
ranges.push_back(fontRange);
cfg.FontBuilderFlags = startFlags | font.flags;
std::memset(cfg.Name, 0x00, sizeof(cfg.Name));
std::strncpy(cfg.Name, font.name.c_str(), sizeof(cfg.Name) - 1);
cfg.GlyphOffset = { font.offset.x, font.offset.y };
cfg.GlyphOffset = { font.offset.x, font.offset.y - defaultFont->Descent };
fonts->AddFontFromMemoryTTF(font.fontData.data(), int(font.fontData.size()), 0, &cfg, ranges.back().Data);
}