load font & ranges based on pc locale

7 files changed, 148 insertions, 52 deletions

diff --git a/fonts/NotoSansSC.h b/fonts/NotoSansSC.h
new file mode 100644
index 0000000..5ecb2ca
--- /dev/null
+++ b/fonts/NotoSansSC.h
diff --git a/fonts/NotoSansThai.h b/fonts/NotoSansThai.h
new file mode 100644
index 0000000..e0531c4
--- /dev/null
+++ b/fonts/NotoSansThai.h
diff --git a/fonts/NotoSerifTC.h b/fonts/NotoSerifTC.h
new file mode 100644
index 0000000..8d26847
--- /dev/null
+++ b/fonts/NotoSerifTC.h
diff --git a/imgui/imgui_spectrum.cpp b/imgui/imgui_spectrum.cpp
index 47cca36..928ad96 100644
--- a/imgui/imgui_spectrum.cpp
+++ b/imgui/imgui_spectrum.cpp
@@ -6,51 +6,6 @@
 
 namespace ImGui {
     namespace Spectrum {
-        void LoadFont(float size) {
-            ImGuiIO& io = ImGui::GetIO();
-			ImFontConfig config;
-			config.MergeMode = true;
-
-			static const ImWchar arrow_r[] =
-			{
-				0x2192, 0x2193, // → character.
-				0,
-			};
-
-			static const ImWchar triangles[] =
-			{
-				0x25B6, 0x25BC, // ▶ ▼ characters.
-				0,
-			};
-
-			ImFontGlyphRangesBuilder builder;
-			ImVector<ImWchar> ranges;
-			builder.AddRanges(io.Fonts->GetGlyphRangesDefault());
-			builder.AddRanges(arrow_r);
-			builder.AddRanges(triangles);
-			builder.BuildRanges(&ranges);
-			
-			ImFont* font = io.Fonts->AddFontFromMemoryCompressedTTF(
-				SourceSansProRegular_compressed_data, 
-				SourceSansProRegular_compressed_size, 
-				size, nullptr, ranges.Data);
-
-			IM_ASSERT(font != nullptr);
-			io.FontDefault = font;
-						
-			// Uncomment if you want these glyphs. Fonts can be found in fonts/ folder.
-			// io.Fonts->AddFontFromMemoryCompressedTTF(
-			// 		GmarketSans_compressed_data, 
-			// 		GmarketSans_compressed_size, 
-			// 		size, &config, io.Fonts->GetGlyphRangesKorean());
-
-			// io.Fonts->AddFontFromMemoryCompressedTTF(
-			// 		NotoSansJP_compressed_data, 
-			// 		NotoSansJP_compressed_size, 
-			// 		size, &config, io.Fonts->GetGlyphRangesJapanese());
-			
-            io.Fonts->Build();    
-        }
 
         void StyleColorsSpectrum() {
             ImGuiStyle* style = &ImGui::GetStyle();
@@ -109,8 +64,5 @@ namespace ImGui {
 			colors[ImGuiCol_TableRowBg] = ColorConvertU32ToFloat4(Color(0xFFFFFF));
 			colors[ImGuiCol_TableRowBgAlt] = ColorConvertU32ToFloat4(Spectrum::GRAY100);
         }
-
-        
-
     }
 }
diff --git a/src/fonts.cpp b/src/fonts.cpp
new file mode 100644
index 0000000..3c1c520
--- /dev/null
+++ b/src/fonts.cpp
@@ -0,0 +1,94 @@
+#include "fonts.h"
+#include "../fonts/SourceSansProRegular.h"
+#include "../fonts/GmarketSans.h"
+#include "../fonts/NotoSansJP.h"
+#include "../fonts/NotoSerifTC.h"
+#include "../fonts/NotoSansSC.h"
+#include "../fonts/NotoSansThai.h"
+#include "imgui.h"
+
+#include <stdio.h>
+
+void ts_load_fonts(float size, ts_font_range locale) {
+	ImGuiIO& io = ImGui::GetIO();
+	ImFontConfig config;
+	config.MergeMode = true;
+
+	static const ImWchar arrow_r[] =
+	{
+		0x2192, 0x2193, // → character.
+		0,
+	};
+
+	static const ImWchar triangles[] =
+	{
+		0x25B6, 0x25BC, // ▶ ▼ characters.
+		0,
+	};
+
+	// We always use Source Sans Regular for the english, cyrillic and greek alphabet.
+	// other languages will be displayed in their respective font.
+
+	ImFontGlyphRangesBuilder builder;
+	ImVector<ImWchar> ranges;
+	builder.AddRanges(arrow_r);
+	builder.AddRanges(triangles);
+
+	builder.AddRanges(io.Fonts->GetGlyphRangesDefault());
+	if (locale == FONT_RANGE_GREEK) 
+		builder.AddRanges(io.Fonts->GetGlyphRangesGreek());
+
+	if (locale == FONT_RANGE_CYRILLIC)
+		builder.AddRanges(io.Fonts->GetGlyphRangesCyrillic());
+
+	builder.BuildRanges(&ranges);
+	
+	ImFont* font = io.Fonts->AddFontFromMemoryCompressedTTF(
+		SourceSansProRegular_compressed_data, 
+		SourceSansProRegular_compressed_size, 
+		size, nullptr, ranges.Data);
+
+	IM_ASSERT(font != nullptr);
+	io.FontDefault = font;
+				
+	// Fonts can be found in fonts/ folder.
+	if (locale == FONT_RANGE_KOREAN) {
+		size /= 1.5f;
+		io.Fonts->AddFontFromMemoryCompressedTTF(
+				GmarketSans_compressed_data, 
+				GmarketSans_compressed_size, 
+				size, &config, io.Fonts->GetGlyphRangesKorean());
+	}
+	else if (locale == FONT_RANGE_JAPANESE) {
+		io.Fonts->AddFontFromMemoryCompressedTTF(
+				NotoSansJP_compressed_data, 
+				NotoSansJP_compressed_size, 
+				size, &config, io.Fonts->GetGlyphRangesJapanese());
+	}
+	else if (locale == FONT_RANGE_CHINESE_FULL) {
+		io.Fonts->AddFontFromMemoryCompressedTTF(
+				NotoSerifTC_compressed_data, 
+				NotoSerifTC_compressed_size, 
+				size, &config, io.Fonts->GetGlyphRangesChineseFull());
+	}
+	else if (locale == FONT_RANGE_CHINESE_SIMPLE) {
+		io.Fonts->AddFontFromMemoryCompressedTTF(
+				NotoSansSC_compressed_data, 
+				NotoSansSC_compressed_size, 
+				size, &config, io.Fonts->GetGlyphRangesChineseSimplifiedCommon());
+	}
+	else if (locale == FONT_RANGE_THAI) {
+		io.Fonts->AddFontFromMemoryCompressedTTF(
+				NotoSansThai_compressed_data, 
+				NotoSansThai_compressed_size, 
+				size, &config, io.Fonts->GetGlyphRangesThai());
+	}
+	else if (locale == FONT_RANGE_VIETNAMESE) {
+		io.Fonts->AddFontFromMemoryCompressedTTF(
+				NotoSansJP_compressed_data, 
+				NotoSansJP_compressed_size, 
+				size, &config, io.Fonts->GetGlyphRangesVietnamese());
+	}
+
+	io.Fonts->Build();    
+}
\ No newline at end of file
diff --git a/src/fonts.h b/src/fonts.h
new file mode 100644
index 0000000..4a3bb93
--- /dev/null
+++ b/src/fonts.h
@@ -0,0 +1,15 @@
+#pragma once
+
+typedef enum t_ts_font_range {
+	FONT_RANGE_ENGLISH,
+	FONT_RANGE_GREEK,
+	FONT_RANGE_KOREAN,
+	FONT_RANGE_JAPANESE,
+	FONT_RANGE_CHINESE_FULL,
+	FONT_RANGE_CHINESE_SIMPLE,
+	FONT_RANGE_CYRILLIC,
+	FONT_RANGE_THAI,
+	FONT_RANGE_VIETNAMESE,
+} ts_font_range;
+
+void ts_load_fonts(float size, ts_font_range locale);
\ No newline at end of file
diff --git a/src/windows/main_windows.cpp b/src/windows/main_windows.cpp
index b7f29f7..3d136fb 100644
--- a/src/windows/main_windows.cpp
+++ b/src/windows/main_windows.cpp
@@ -11,6 +11,7 @@
 #include "memory_bucket.h"
 #include "image.h"
 #include "config.h"
+#include "fonts.h"
 #ifndef WIN32_LEAN_AND_MEAN
 #define WIN32_LEAN_AND_MEAN
 #endif
@@ -109,6 +110,43 @@ void ts_platform_set_window_title(utf8_int8_t* str) {
 	SetWindowTextW(window_handle, wchar_buffer);
 }
 
+ts_font_range _ts_get_FONT_RANGE_to_load() {
+	wchar_t buffer[50];
+	GetUserDefaultLocaleName(buffer, 50);
+
+	ts_font_range result = FONT_RANGE_ENGLISH;
+	if (wcscmp(buffer, L"el-GR") == 0) result = FONT_RANGE_GREEK;
+	if (wcscmp(buffer, L"ko-KR") == 0) result = FONT_RANGE_KOREAN;
+	if (wcscmp(buffer, L"ja-JP") == 0) result = FONT_RANGE_JAPANESE;
+
+	if (wcscmp(buffer, L"be-BY") == 0) result = FONT_RANGE_CYRILLIC;
+	if (wcscmp(buffer, L"bg-BG") == 0) result = FONT_RANGE_CYRILLIC;
+	if (wcscmp(buffer, L"ru-RU") == 0) result = FONT_RANGE_CYRILLIC;
+	if (wcscmp(buffer, L"ru-MD") == 0) result = FONT_RANGE_CYRILLIC;
+	if (wcscmp(buffer, L"ro-MD") == 0) result = FONT_RANGE_CYRILLIC;
+	if (wcscmp(buffer, L"kk-KZ") == 0) result = FONT_RANGE_CYRILLIC;
+	if (wcscmp(buffer, L"tt-RU") == 0) result = FONT_RANGE_CYRILLIC;
+	if (wcscmp(buffer, L"ky-KG") == 0) result = FONT_RANGE_CYRILLIC;
+	if (wcscmp(buffer, L"mn-MN") == 0) result = FONT_RANGE_CYRILLIC;
+	if (wcscmp(buffer, L"az-Cyrl-AZ") == 0) result = FONT_RANGE_CYRILLIC;
+	if (wcscmp(buffer, L"uz-Cyrl-UZ") == 0) result = FONT_RANGE_CYRILLIC;
+	if (wcscmp(buffer, L"sr-Cyrl-CS") == 0) result = FONT_RANGE_CYRILLIC;
+	if (wcscmp(buffer, L"sr-Latn-CS") == 0) result = FONT_RANGE_CYRILLIC;
+
+	if (wcscmp(buffer, L"bo-CN") == 0) result = FONT_RANGE_CHINESE_SIMPLE;
+	if (wcscmp(buffer, L"zh-CN") == 0) result = FONT_RANGE_CHINESE_SIMPLE;
+	if (wcscmp(buffer, L"mn-Mong-CN") == 0) result = FONT_RANGE_CHINESE_SIMPLE;
+	if (wcscmp(buffer, L"zh-HK") == 0) result = FONT_RANGE_CHINESE_FULL;
+	if (wcscmp(buffer, L"zh-TW") == 0) result = FONT_RANGE_CHINESE_FULL;
+	if (wcscmp(buffer, L"zh-SG") == 0) result = FONT_RANGE_CHINESE_SIMPLE;
+	if (wcscmp(buffer, L"zh-MO") == 0) result = FONT_RANGE_CHINESE_FULL;
+
+	if (wcscmp(buffer, L"th-TH") == 0) result = FONT_RANGE_THAI;
+	if (wcscmp(buffer, L"vi-VN") == 0) result = FONT_RANGE_VIETNAMESE;
+
+	return result;
+}
+
 int main(int, char**)
 {
 	if (OleInitialize(NULL) != S_OK) {
@@ -149,17 +187,14 @@ int main(int, char**)
     io.ConfigFlags |= ImGuiConfigFlags_NavEnableKeyboard;   // Enable Keyboard Controls
 	io.IniFilename = _ts_platform_get_config_file_path(config_path);
 
-    // Setup Dear ImGui style
     ImGui::Spectrum::StyleColorsSpectrum();
-	ImGui::Spectrum::LoadFont(18.0f);
-    //ImGui::StyleColorsLight();
 
-    // Setup Platform/Renderer backends
     ImGui_ImplWin32_InitForOpenGL(hwnd);
     ImGui_ImplOpenGL3_Init();
 
 	QueryPerformanceFrequency(&Frequency);
 
+	ts_load_fonts(18.0f, _ts_get_FONT_RANGE_to_load());
 	ts_load_images();
 	ts_load_config();