[studio] Change Studio font

src/olympic/studio/applib/src/CMakeLists.txt

@@ -5,6 +5,7 @@ add_library(
 		clawviewer.cpp
 		deleteconfirmation.cpp
 		filedialogmanager.cpp
+		font.cpp
 		makecopypopup.cpp
 		newdir.cpp
 		newmenu.cpp

src/olympic/studio/applib/src/font.cpp

@@ -5,7 +5,7 @@
 
 namespace studio::files {
 
-static const ox::Array<uint8_t, 162588> RobotoMedium_ttfData {
+static constexpr ox::Array<uint8_t, 162588> RobotoMedium_ttfData {
 	0x00, 0x01, 0x00, 0x00, 0x00, 0x11, 0x01, 0x00, 0x00, 0x04,
 	0x00, 0x10, 0x47, 0x50, 0x4f, 0x53, 0x7d, 0xaa, 0x71, 0x8c,
 	0x00, 0x02, 0x08, 0xa8, 0x00, 0x00, 0x59, 0x0c, 0x47, 0x53,

src/olympic/studio/applib/src/rsrc.json

@@ -0,0 +1,11 @@
+{
+	"cpp": "font.cpp",
+	"hpp": "font.hpp",
+	"namespace": "studio::files",
+	"files": [
+		{
+			"path": "Roboto-Medium.ttf",
+			"cpp_name": "RobotoMedium_ttf"
+		}
+	]
+}

src/olympic/studio/applib/src/studioui.cpp

@@ -14,6 +14,7 @@
 #include <studio/configio.hpp>
 #include "clawviewer.hpp"
 #include "filedialogmanager.hpp"
+#include "font.hpp"
 #include "studioui.hpp"
 
 namespace studio {
@@ -57,6 +58,19 @@ StudioUI::StudioUI(turbine::Context &ctx, ox::StringParam projectDataDir) noexce
 		m_projectExplorer{keelCtx(m_tctx)},
 		m_newProject{m_projectDataDir},
 		m_aboutPopup{m_tctx} {
+	{
+		ImFontConfig fontCfg;
+		fontCfg.FontDataOwnedByAtlas = false;
+		auto const &io = ImGui::GetIO();
+		auto const font = files::RobotoMedium_ttf();
+		// const_cast is needed because this data is definitely const,
+		// but AddFontFromMemoryTTF requires a mutable buffer.
+		// However, setting fontCfg.FontDataOwnedByAtlas ensures
+		// that it will still be treated as const.
+		// ImGui documentation recognize that this is a bad design,
+		// and hopefully it will change at some point.
+		io.Fonts->AddFontFromMemoryTTF(const_cast<uint8_t*>(font.data()), static_cast<int>(font.size()), 13, &fontCfg);
+	}
 	turbine::setApplicationData(m_tctx, &m_sctx);
 	m_projectExplorer.fileChosen.connect(this, &StudioUI::openFile);
 	m_projectExplorer.addDir.connect(this, &StudioUI::addDir);